Vehicle infotainment device combined with black box

Abstract

The present invention provides a vehicle infotainment device combined with a black box, wherein an OS is operated in a sleep mode in which the operation of a camera is in a standby mode while power of a battery is maintained, and when a signal indicating that a vehicle has been started is received, the sleep mode is released and the OS is activated to connect to a vehicle AVN. The present invention comprises: a body (1010) having a predetermined shape; a power connection unit (1020) which is located on the outer surface of the body (1010) and receives power of a vehicle; an AVN connection unit (1030) for connecting to a vehicle AVN by wire or wirelessly; a wireless communication unit (1040); a storage unit (1050) in which various types of information are stored; a battery (1060) which is charged by receiving power of the vehicle through the power connection unit (1020); an OS driving unit (1070) which manages the OS to be maintained while power of the battery (1060) is maintained; a vehicle start management unit (1080) which checks whether the vehicle has been started or stopped; a power supply check unit (1090) which checks whether power is supplied from the vehicle; a black box management unit (1100) which receives and stores video captured by a camera; and a sleep mode management unit (1110) which, when the vehicle is stopped, stops running applications and disconnects a wireless internet network and causes the black box management unit (1100) to enter a standby state.

Description

Black box and vehicle infotainment device

[0001] The present invention provides a vehicle infotainment device that is a black box and connects to a vehicle AVN, in which the OS is operated in a sleep mode in which the camera is in a standby mode while the battery power is maintained, and when a signal indicating that the vehicle ignition is turned ON is received, the sleep mode is released and the OS is activated.

[0002] Black boxes installed in vehicles not only record footage captured by the vehicle's built-in or installed cameras while the vehicle is in motion, but also activate the camera and record footage when an impact is detected by sensors such as shock sensors, even when the vehicle is stationary. Black boxes are installed on the windshield and can receive various control commands via the vehicle's AVN (Audio Video Navigation) display, which is linked to the black box.

[0003] To operate these black boxes, they must receive power from the vehicle and, once the ignition is turned on, perform an operating system booting process that checks the internal hardware configuration and memory operation status. However, this process takes considerable time, which can slow down the black box's operation.

[0004] In addition, since the black box only manages the video captured by the camera, it cannot provide various contents, apps, and other services by linking it to the vehicle's convenience equipment, such as audio / video / navigation (vehicle AVN: Audio / Video / Navigation).

[0005] Meanwhile, there is an increasing number of attempts to install Android Auto or CarPlay on vehicle AVNs to connect smartphones in an Android environment or iPhones in an iOS environment, allowing the driver to check and display vehicle-related content and apps stored on their smartphones on the vehicle AVN.

[0006] However, when connecting a smartphone to a vehicle AVN, a new problem has arisen in that the smartphone is essential and cannot be used independently.

[0007] A prior art for linking a vehicle AVN and a smartphone to play content from a smartphone on the vehicle AVN is disclosed in <Patent Document 1> Republic of Korea Patent Publication No. 10-2012-0025842 (published on March 16, 2012) and <Patent Document 2> Republic of Korea Patent Publication No. 10-2015-0005209 (published on January 4, 2015).

[0008] The purpose of the present invention is to provide a vehicle infotainment device that is a black box and connects to a vehicle AVN, in which the OS is operated in a sleep mode in which the camera is in a standby mode while the battery is powered, and when a signal indicating that the vehicle ignition is turned ON is received, the sleep mode is released and the OS is activated.

[0009] Another object of the present invention is to provide a vehicle infotainment device that can output images captured by a camera to a vehicle AVN display and transmit image files externally.

[0010] Another object of the present invention is to provide a vehicle infotainment device that functions as a black box, which stops and suspends the final usage status of an app (APP) running in a black box and outputting it on an AVN display when the vehicle ignition is turned off, and wakes up from a standby mode when the vehicle ignition is turned on, executes the final usage status of the app (APP) and displays it again on the vehicle AVN display, so that the driver can use the environment before the ignition was turned off.

[0011] Another object of the present invention is to provide a vehicle infotainment device that doubles as a black box, which connects a smartphone only when connected to a vehicle AVN and the ignition is ON, and blocks the connection of the smartphone when the vehicle ignition is OFF, thereby allowing the smartphone to be used freely even in standby mode.

[0012] A vehicle infotainment device that doubles as a black box according to the present invention comprises: a body (1010) having a predetermined shape; a power connection unit (1020) located on the outer surface of the body (1010) and supplied with vehicle power; an AVN connection unit (1030) connecting a vehicle AVN via wire or wirelessly; a wireless communication unit (1040) built into the body and including a wireless Internet network and Bluetooth communication; a storage unit (1050) located inside the body and storing various types of information; a battery (1060) built into the body (1010) and supplied with vehicle power through the power connection unit (1020) and charged; an OS driving unit (1070) managing the OS to be maintained while the power of the battery (1060) is maintained; a vehicle ignition management unit (1080) checking whether the vehicle ignition is turned ON / OFF; a power supply confirmation unit (1090) checking whether power is supplied from the vehicle; It is characterized by including a black box management unit (1100) that stores images captured by a camera that captures the situation around a vehicle; and a sleep mode management unit (1110) that stops running apps and wireless Internet networks and puts the black box management unit (1400) into a standby state when the vehicle ignition is turned off or power is not supplied from the vehicle.

[0013] Preferably, the black box management unit (1100) is characterized by including a camera operation unit (1101) that operates the camera to record video when it is confirmed that the vehicle's ignition is turned on; a standby state recording management unit (1102) that operates the camera for a preset reference time when it is confirmed that the shock detection sensor or proximity sensor is operated after the vehicle's ignition is turned off and enters a standby state; a video storage unit (1103) that receives the video recorded by the camera and stores it in a storage unit (1050); and a video management unit (1104) that manages the video stored in the storage unit (1050) to output it to the vehicle's AVN or transmit it externally.

[0014] Preferably, it further comprises an AVN connection control switch (1120) that turns the AVN connection state OFF / ON, which is connected to the AVN connection unit (1030); a SIM card mounting unit (1130) in which a SIM card is mounted, which is located on one side of the body (1010); and a display (1140) that is located on the outer surface of the body (1010) and on which a screen provided to the vehicle AVN is displayed.

[0015] Preferably, it is characterized by including a vehicle AVN connection protocol change unit (1150) that installs a connection protocol selected by a user from among the stored connection protocols and changes the protocol for connecting to the vehicle AVN by using the installed connection protocol.

[0016] Preferably, the present invention further includes a standby mode management unit (1160) that stops the operation of a running app when the vehicle ignition is turned off or power is not supplied, saves the app and screen conditions running on the vehicle AVN in a standby mode state, and displays the standby mode state on the vehicle AVN when the vehicle ignition is turned on or power is supplied.

[0017] Preferably, it further comprises a hands-free management unit (1170) that connects a smartphone via Bluetooth communication only when connected to a vehicle AVN and the ignition is turned on, provides sound output from the smartphone to be output from the speaker of the vehicle AVN, and provides voice input through a microphone of the vehicle AVN to the smartphone.

[0018] Preferably, it further comprises an OBD management unit (1180) that receives OBD data of the vehicle from the vehicle's driving record self-diagnosis device (OBD) and displays it on the vehicle AVN when an inspection item that deviates from the standard is identified.

[0019] Preferably, the black box connection cable (2000) further includes a black box connection cable (2000) which is connected to a vehicle AVN at one end and branches into multiple ends and is connected to an infotainment device (1000) and extends into the interior of the vehicle, and the black box connection cable (2000) is characterized by comprising a distribution unit (2010) which branches power and data lines, an AVN connection cable (2020) which extends from the distribution unit (2010) to one end and is connected to the vehicle AVN and has a power line and a communication line, a first branch cable (2030) which extends from the distribution unit (2010) to the other end and is composed of a communication line or a communication line and a power line and is connected to the infotainment device (1000), and a second branch cable (2040) which extends from the distribution unit (2010) to the other end and is composed of a power line and is extended into the interior of the vehicle or is connected to a USB of the vehicle.

[0020] According to the present invention, a vehicle infotainment device that doubles as a black box operates in a sleep mode in which the OS is in a standby mode for camera operation while the battery power is maintained, and when a signal indicating that the vehicle ignition is turned ON is received, the sleep mode is released and the OS is activated to connect to the vehicle AVN, thereby minimizing battery power consumption and preventing a fire from occurring due to heating caused by the app being executed.

[0021] In addition, the present invention has the advantage of being connected to a vehicle AVN and being able to check and transmit images captured by a camera to the outside through the vehicle AVN.

[0022] In addition, the present invention has the advantage of being able to change the protocol for connecting to a vehicle AVN in various ways while using the Android OS.

[0023] In addition, the present invention has the advantage of maintaining the final usage status of an app running on a vehicle AVN in standby mode even when the vehicle ignition is turned off or the vehicle AVN is disconnected, so that when the vehicle AVN is connected again, the final usage status of standby mode is displayed on the vehicle AVN, allowing the vehicle driver to use the environment before the ignition was turned off.

[0024] In addition, the present invention has the advantage of allowing free use of a smartphone without the problem of being unable to use the smartphone when connected to the vehicle AVN and the ignition is ON, since the smartphone is connected for hands-free use only when the vehicle ignition is OFF.

[0025] Figures 1 and 2 are installation diagrams of a vehicle infotainment device that doubles as a black box according to the present invention.

[0026] Figure 3 is a block diagram of a vehicle infotainment device that also functions as a black box according to the present invention.

[0027] Figure 4 is a block diagram of a black box management unit (1100) according to the present invention.

[0028] Figure 5 is a block diagram of a vehicle AVN connection protocol change unit (1150) according to the present invention.

[0029] Figure 6 is a block diagram of a standby mode management unit (1160) according to the present invention.

[0030] Figure 7 is a block diagram of a hands-free management unit (1170) according to the present invention.

[0031] Figure 8 is a block diagram of an OBD management unit (1180) according to the present invention.

[0032] Figures 9a and 9b are schematic diagrams of a black box connection cable (2000) according to the present invention.

[0033] Hereinafter, embodiments of the present invention will be described with reference to the attached drawings.

[0034] Here, it should be noted that identical components in the drawings are indicated by the same reference numerals and symbols, as much as possible, even if they are shown in different drawings. In the following description of the present invention, detailed descriptions of related known functions or configurations will be omitted if they are deemed to unnecessarily obscure the gist of the present invention. Furthermore, when a part is said to "include" a component, this does not exclude other components, but rather means that other components may be included, unless otherwise specifically stated.

[0035] As illustrated in FIGS. 1 and 2, the vehicle infotainment device that doubles as a black box according to the present invention is installed on the front windshield of a vehicle adjacent to the driver, is connected to the vehicle's AVN, and provides images captured by a camera so that they can be viewed on the vehicle's AVN. In addition, the vehicle black box can be equipped with various apps that can be run on the vehicle's AVN, and the OS basically runs while the battery is powered, enabling the camera to be quickly operated or the app to be run.

[0036] As illustrated in FIG. 3, this black box-compatible vehicle infotainment device (1000) includes a body (1010) of a predetermined shape, a power connection unit (1020), an AVN connection unit (1030), a wireless communication unit (1040), a storage unit (1050), a battery (1060), an OS driving unit (1070), a vehicle ignition management unit (1080), an AVN connection confirmation unit (1090), a black box management unit (1100), and a sleep mode management unit (1110).

[0037] The power connector (1020) is located on the outer surface of the body (1010) and receives power from the vehicle. The power connector (1020) may receive power directly from the vehicle's fuse box, through a power cable branched from the vehicle's cigarette lighter jack, or through a cable connected to the AVN.

[0038] The AVN connection unit (1030) connects to the vehicle AVN via a wire or wireless connection. When the AVN connection unit (1030) is connected to the AVN via a wire, it is preferable to connect via a communication cable branched from the vehicle AVN and the vehicle USB. Furthermore, when connecting to the vehicle AVN wirelessly, it is preferable to use a USB dongle. The USB dongle is connected to the vehicle's USB port connected to the AVN, and wirelessly connects to the infotainment device (1000) to transmit and receive data between the infotainment device (1000) and the vehicle AVN.

[0039] The wireless communication unit (1040) is built into the body and includes a wireless Internet network or Bluetooth. Wireless Internet networks include 3G, 4G, 5G, Wi-Fi, etc., and Bluetooth is used to connect to a smartphone. Accordingly, the wireless communication unit (1040) can be used to connect to the Internet and run apps such as navigation and YouTube, and Bluetooth can be used to connect to a smartphone and use hands-free.

[0040] The storage unit (1050) is located inside the body and stores various types of information. This storage unit (1050) stores images captured by the camera, downloads various protocols connected to the vehicle AVN, and stores running apps. For example, the storage unit uses ROM.

[0041] The battery (1060) is built into the body (1010) and is charged by receiving power from the vehicle through the power connector (1020). Since the battery (1060) can always maintain the OS in standby mode while being charged even when power is not supplied from the vehicle, the camera can be quickly operated or the vehicle AVN can be quickly connected when connected.

[0042] The OS driving unit (1070) manages to keep the OS activated while the battery (1060) is powered on. Since the OS can always be kept activated while the battery (1060) is powered on even when not connected to the vehicle AVN by the OS driving unit (1070), the camera can be operated quickly, and when connected to the vehicle AVN, the connection can be made quickly. In other words, when the OS is turned off when not connected to the vehicle AVN, the time for the OS to turn on after being connected to the camera or the vehicle AVN can be shortened.

[0043] The vehicle ignition management unit (1080) checks whether the vehicle ignition is turned on or off. It is preferable that the vehicle ignition management unit (1080) receive and checks ignition information from the vehicle, generates an ignition ON signal when the vehicle ignition is turned on, and generates an ignition OFF signal when the vehicle ignition is turned off.

[0044] The power supply confirmation unit (1090) confirms whether power is supplied from the vehicle. It is preferable that the power supply confirmation unit (1090) confirms the power supplied from the power connection unit (1020) or the AVN connection unit (1030) supplied to the battery, and generates a power supply signal if power is supplied, and generates a power cut-off signal if power is not supplied.

[0045] The black box management unit (1100) receives and stores video captured by a camera that captures the surroundings of the vehicle. It is preferable that the video captured by the camera be stored in the storage unit (1050).

[0046] The sleep mode management unit (1110) stops running apps and wireless internet networks when the vehicle ignition is turned off or power is not supplied from the vehicle, and puts the black box management unit (1400) into a standby state. By using the sleep mode management unit (1110), when the vehicle ignition is turned off or power is not supplied from the vehicle, running apps and wireless internet networks are stopped, thereby minimizing battery power consumption and preventing fires caused by heating while the apps are running.

[0047] Meanwhile, as illustrated in FIG. 4, the black box management unit (1100) includes a camera operation unit (1101), a standby shooting management unit (1102), an image storage unit (1103), and an image management unit (1104).

[0048] The camera operating unit (1101) activates the camera to capture images when it is confirmed that the vehicle's ignition is turned on. The camera operating unit (1101) activates the camera when the vehicle ignition management unit (1080) issues an ignition ON signal, and prioritizes the camera's operation when an ignition OFF signal is issued. The camera that captures the vehicle's surroundings is conventional, and a detailed description thereof will be omitted.

[0049] The standby state shooting management unit (1102) operates the camera for a preset standard time (approximately 5 to 10 seconds) when it is confirmed that the shock detection sensor or proximity sensor has been activated after the vehicle's engine has been turned off and entered the standby state. At this time, the shock detection sensor that detects the impact of the vehicle and the proximity sensor that detects the approach of a person are conventional, and a detailed description thereof will be omitted.

[0050] The image storage unit (1103) receives images captured by the camera and stores them in the storage unit (1050). At this time, it is preferable that the images captured by the camera are moving images.

[0051] The video management unit (1104) manages the video stored in the storage unit (1050) to output it to the vehicle's AVN or transmit it externally. The video management unit (1104) displays a black box menu for managing the stored video on the vehicle's AVN, and the black box menu includes a video list item (1104-1) for displaying the stored video as a list, a video output item (1104-2) for outputting the selected video to the vehicle's AVN, and a video transmission item (1104-3) for transmitting the selected video to e-mail, a mobile phone, a cloud server, etc. Accordingly, when the video output menu is selected, the video list stored in the storage unit (1050) is displayed, and when one of the video lists is selected, it is displayed on the screen. In addition, when the video transmission menu is selected, the video list stored in the storage unit (1050) is displayed, and when the video list is selected, the video is transmitted externally.

[0052] When an impact is detected on the vehicle (10) after the vehicle's ignition is turned off by the black box management unit (1100), the camera can be quickly activated without the need to run the basic OS. In addition, after being connected to the vehicle AVN, the stored video can be displayed on the vehicle AVN or transmitted externally.

[0053] In addition, the present invention includes an AVN connection control switch (1120), a SIM card mounting portion (1130), and a display (1140).

[0054] The AVN connection control switch (1120) turns the AVN connection status connected to the AVN connection unit (1030) OFF / ON. It is preferable that the AVN connection control switch (1120) be formed as a switch on the outer surface of the body. If the AVN is connected wired or wirelessly by the AVN connection control switch (1120) and the connection is not smooth due to an OS problem, a S / W problem, a physical problem with the USB port, a cable problem, etc., the AVN connection can be physically turned OFF and then turned ON again to reconnect. In addition, if the AVN connection control switch (1120) is turned OFF, other communication devices can be connected to the vehicle AVN.

[0055] The SIM card mounting portion (1130) is located on one side of the body (1010) and a SIM card is mounted therein. The SIM card mounting portion (1130) has a SIM card mounting hole formed on the outer surface of the body, into which the SIM card can be detachably inserted. Once the SIM card is engaged, the user can use the wireless data of the subscribed mobile device, thereby maintaining stable wireless communication.

[0056] The display (1140) is located on the outer surface of the body (1010) and displays a screen on the vehicle AVN. When an app is executed on the vehicle AVN, the screen of the running app can be displayed on the display (1140).

[0057] In addition, the present invention includes a vehicle AVN connection protocol changing unit (1150) that installs a connection protocol selected by a user from among stored connection protocols and changes a protocol for connecting to the vehicle AVN by using the installed connection protocol. At this time, the AVN connection protocol includes an Android Auto protocol, an Android Auto compatible protocol, a CarPlay compatible protocol, etc. As illustrated in FIG. 5, the vehicle AVN connection protocol changing unit (1150) includes a connection protocol installation file storage unit (1510), a connection protocol display unit (1520), a connection protocol selection unit (1530), a connection protocol re-installation unit (1540), and a vehicle AVN re-connection unit (1550).

[0058] The connection protocol installation file storage unit (1510) stores installation files for protocols that can connect to the vehicle AVN. The vehicle AVN connection protocols include the Android Auto protocol, the Android Auto compatible protocol, and the CarPlay compatible protocol. When each installation file is selected, the selected connection protocol is installed.

[0059] The connection protocol display unit (1520) displays a connection protocol selection menu or respective icons on the display (1140) or the vehicle AVN so that the user can select a protocol that can be connected to the vehicle AVN. For example, the connection protocol selection menu is displayed as a basic menu on the display (1140) or the connected vehicle AVN, and when the user selects the connection protocol selection menu as a basic menu, sub-items of the Android Auto protocol, the Android Auto compatible protocol, and the CarPlay compatible protocol are displayed so that the user can select them. In addition, the connection protocol icons are displayed as an icon for the Android Auto protocol, an icon for the Android Auto compatible protocol, and an icon for the CarPlay compatible protocol on the display (1140) screen, respectively. It is preferable that the connection protocol selection menu or respective icons be displayed on the vehicle AVN after connection to the vehicle AVN.

[0060] When a user selects a connection protocol, the connection protocol selection unit (1530) checks and selects the installation file of the connection protocol selected by the user from among the installation files of the saved connection protocols.

[0061] The connection protocol reinstallation unit (1540) deletes the previously installed connection protocol and executes the installation file of the connection protocol selected by the connection protocol selection unit (1530) to install it. At this time, the connection protocol reinstallation unit (1540) reinstalls after deleting all files of the previously installed connection protocol, or overwrites files with the same file name among the files of the previously installed connection protocol and deletes the remaining files while reinstalling. Accordingly, even if a new connection protocol is installed, the previously installed app is maintained as is.

[0062] The vehicle AVN reconnection unit (1550) reconnects to the vehicle AVN using the installed connection protocol when the installation of the connection protocol selected by the user is completed.

[0063] Accordingly, when the Android Auto protocol is installed, you can access the vehicle AVN's Android Auto protocol and use the Google Play Store while using the wide screen of the vehicle AVN depending on whether or not Android Auto's split screen function is present. In addition, when the Android Auto compatibility protocol is installed, you can access the vehicle AVN's Android Auto protocol and use the Google Play Store legally while using the wide screen of the vehicle AVN depending on whether or not Android Auto's split screen function is present. In addition, when the CarPlay compatibility protocol is installed, when you access the vehicle AVN's CarPlay compatibility protocol, you can legally use the Google Play Store while using the wide screen of the vehicle AVN without restrictions.

[0064] In addition, the present invention includes a standby mode management unit (1160) that stops the operation of a running app when the vehicle ignition is turned off or power is not supplied, stores the app and screen conditions running on the vehicle AVN in a standby mode state, and displays the standby mode state on the vehicle AVN when the vehicle ignition is turned on or power is supplied.

[0065] As illustrated in FIG. 6, the standby mode management unit (1160) includes a vehicle disconnection confirmation unit (1610), an execution app stop unit (1620), a standby screen maintenance unit (1630), and a standby mode release unit (1640).

[0066] The vehicle disconnection confirmation unit (1610) confirms that the vehicle ignition is OFF or that power is not supplied to the vehicle. When the vehicle disconnection confirmation unit (1610) receives an ignition OFF signal from the vehicle ignition management unit (1080), it confirms that the vehicle ignition is OFF. In addition, when the vehicle disconnection confirmation unit (1610) receives a power cut signal from the power supply confirmation unit (1090), it confirms that power is not supplied.

[0067] The running app stop unit (1620) stops the running app when the vehicle ignition is turned off or power is not supplied. This prevents the battery (1060) from being drained while the app continues to operate.

[0068] The standby screen maintenance unit (1630) manages the screen displayed (1140) on the vehicle AVN to the final screen state when the operation of the running app is stopped in the running app stopping unit (1620).

[0069] The standby mode release unit (1640) displays the final screen status managed by the standby screen maintenance unit (1630) on the vehicle AVN when the vehicle ignition is turned ON or the vehicle power is supplied. Accordingly, when the vehicle AVN is reconnected, the vehicle AVN screen can be displayed in the same manner as the screen at the time of disconnection.

[0070] When the vehicle ignition is turned OFF or power is not supplied from the vehicle by this standby mode management unit (1160), the running app is stopped and the environment used is maintained as is. When the vehicle ignition is turned ON or power is supplied again, the stopped environment is displayed as is on the vehicle AVN so that it can be used.

[0071] In addition, the present invention includes a hands-free management unit (1170) that connects a smartphone via Bluetooth communication only when connected to a vehicle AVN and the ignition is ON, provides sound output from the smartphone to be output from the speaker of the vehicle AVN, and provides voice input through a microphone of the vehicle AVN to the smartphone. As illustrated in Fig. 7, the hands-free management unit (1170) includes a smartphone connection unit (1710), a call management unit (1720), a vehicle ignition confirmation unit (1730), and a smartphone disconnection unit (1740).

[0072] The smartphone connection part (1710) connects the smartphone via Bluetooth communication.

[0073] The call management unit (1720) receives the sound signal output from the smartphone when a call is made on the smartphone connected by the smartphone connection unit (1710) and provides it to the vehicle AVN, and provides the voice input through the microphone of the vehicle AVN to the smartphone.

[0074] The vehicle start confirmation unit (1730) confirms whether the vehicle starter is turned on or off. The vehicle start confirmation unit (1730) confirms whether the vehicle starter is turned on or off when it receives a starter ON signal or a starter OFF signal from the vehicle starter management unit (1080).

[0075] The smartphone disconnection unit (1740) disconnects the smartphone when it is determined that the vehicle ignition is turned off. This allows the smartphone connection to be maintained or disconnected in conjunction with the vehicle ignition.

[0076] Since the smartphone is connected via Bluetooth only when the vehicle ignition is ON through this hands-free management unit (1170), the smartphone connection is blocked when the vehicle ignition is OFF, thereby preventing unnecessary smartphone connections.

[0077] In addition, the present invention includes an OBD management unit (1180) that receives OBD data of a vehicle from an on-board diagnostic device (OBD) of the vehicle and displays on the vehicle AVN when an inspection item that deviates from the standard is identified. As illustrated in FIG. 8, the OBD management unit (1180) includes a vehicle information receiving unit (1810), an OBD inspection standard storage unit (1820), and a vehicle inspection item notification unit (1840).

[0078] The vehicle information receiving unit (1810) receives the vehicle's OBD data from the vehicle's on-board diagnostic device (OBD). Preferably, the vehicle information receiving unit (1810) receives OBD data when the vehicle is turned on or at preset intervals. Through this driving recorder diagnostic device, various engine-related information such as vehicle speed (rpm), engine speed, water temperature, oil temperature, voltage, intake amount and fuel injection amount, accelerator opening degree, air-fuel ratio, oxygen sensor information, exhaust temperature, etc. can be checked. Depending on the vehicle, information other than the engine system, such as the transmission gear number, can also be checked. It is preferable that the received vehicle OBD data be displayed on the vehicle AVN so that the user can check it together with the OBD check menu.

[0079] The OBD inspection standard storage unit (1820) stores standard OBD data for vehicle OBD data.

[0080] The OBD data display unit (1830) displays the OBD data received from the vehicle information receiving unit (1810) on the vehicle AVN. At this time, it is preferable that the OBD data display unit (1830) also display the reference OBD data. In addition, it is preferable that the OBD data display unit (1830) display the OBD confirmation item of the OBD menu on the vehicle AVN, and display the received OBD data when the OBD confirmation item is selected.

[0081] The vehicle inspection item notification unit (1840) compares the OBD data received from the vehicle with the reference OBD data, and if the data deviates from the reference, the corresponding inspection item is displayed on the vehicle AVN. Preferably, the vehicle inspection item notification unit (1840) displays the inspection item and history when the inspection item is selected from the OBD menu displayed on the vehicle AVN. Accordingly, the vehicle user can check the specific details of the inspection item and take necessary actions.

[0082]

[0083] Meanwhile, the present invention further includes a black box connection cable (2000) in which one end is connected to a vehicle AVN and the other end is branched into multiple ends and connected to the black box and the vehicle's USB, respectively.

[0084] As illustrated in FIGS. 9a and 9b, the black box connection cable (2000) is composed of a distribution unit (2010) that branches off power and data lines, an AVN connection cable (2020) that extends from the distribution unit (2010) to one side and is connected to a vehicle AVN and has a power line and a communication line, a first branch cable (2030) that extends from the distribution unit (2010) to the other side and is composed of a communication line or a communication line and a power line, and a second branch cable (2040) that extends from the distribution unit (2010) to the other side and is composed of a power line. At this time, the first branch cable (2030) and the second branch cable (2040) are configured with a USB connected to the ends of the second branch cable (2040).

[0085] The AVN connection cable (2020) is connected directly to the vehicle's AVN or is connected after wiring a cable connecting the existing vehicle AVN and the built-in USB. In addition, the USB connected to the first branch cable (2030) uses USB B or USB C that can supply data, and the USB connected to the second branch cable (2040) uses USB A that can only supply power. The first branch cable (2030) is connected to the infotainment device (1000) installed in the vehicle, and the second branch cable (2040) is connected to or replaces a USB located inside the vehicle.

[0086] <Camera video recording process>

[0087] First, the vehicle infotainment device, which doubles as a black box, activates the vehicle-mounted camera to record video when the vehicle's ignition is confirmed to be ON. The captured video is stored in the storage unit (1050). When the vehicle's ignition is turned OFF, the camera's operation is deactivated.

[0088] When an impact occurs to the vehicle due to an impact detection sensor while the vehicle is turned off, the camera is activated and the captured image is stored in the storage unit (1050). At this time, the camera is operated for a preset standard time.

[0089] Meanwhile, when a user wants to check a video stored in the storage unit (1050) on the vehicle's AVN, if the video list is selected from the black box menu displayed on the vehicle's AVN, the list of stored videos is displayed, and when one of the video lists is selected, it is output to the vehicle's AVN.

[0090] Additionally, when a user selects one of the video lists displayed on the vehicle's AVN and enters an email address, mobile phone number, or cloud server, the selected video is transmitted externally.

[0091] <Connection Protocol Change Process>

[0092] First, when power is supplied to the battery (1060), the operating system of the vehicle infotainment device that doubles as a black box boots. The operating system is Android, and the initially installed Android Auto protocol is used as the connection protocol.

[0093] Meanwhile, if the user wants to change the connection protocol from the Android Auto protocol to the CarPlay compatible protocol, select the connection protocol selection menu or the CarPlay compatible protocol icon displayed on the vehicle AVN screen.

[0094] Once the user's selection is complete, the installation file of the CarPlay compatible protocol stored in the storage unit (1050) is checked and installed. At this time, the entire file of the previously installed connection protocol is deleted and then reinstalled, or if the file name is the same among the files of the previously installed connection protocol, the file is overwritten and the remaining files are deleted while reinstalling.

[0095] After that, once the installation of the CarPlay hybrid protocol is complete, you can connect to the vehicle AVN using the installed CarPlay hybrid protocol.

[0096] Accordingly, by using the CarPlay compatible protocol based on the Android OS, you can access the CarPlay protocol of the vehicle AVN and legally use the Google Play Store while using the vehicle AVN on a wide screen.

[0097] Through this process, the connection protocol of the vehicle infotainment device that doubles as a black box can be changed from the CarPlay hybrid protocol to the Android Auto protocol or the Android compatible protocol to connect to the vehicle AVN, and when connected with the Android Auto protocol, the vehicle AVN can be used in a wide screen depending on whether the screen split function of Android Auto is available while using the Google Play Store, and when connected with the Android Auto compatible protocol, the vehicle AVN can be used in a wide screen depending on whether the screen split function of Android Auto is available while using the Google Play Store.

[0098] <Standby mode processing>

[0099] First, the vehicle infotainment device that doubles as a black box is connected to the vehicle AVN through a connection protocol, and then apps such as T Map, YouTube, and Melon are run by the user.

[0100] If the standby mode management unit (1160) determines that the vehicle ignition is turned off or power is not supplied to the vehicle while an app is running on the vehicle AVN, it stops the operation of the running app and manages the screen displayed (1140) on the vehicle AVN to the final screen state. At this time, if a display (1140) is present on the body, the final screen state is displayed on the display (1140).

[0101] After that, when the vehicle ignition is turned ON or the vehicle power is supplied, the standby app and final screen status are displayed on the vehicle AVN.

[0102] Accordingly, the driver can use the environment he or she was using before turning the ignition off, and when he or she turns the ignition on again, he or she can use the environment he or she was using before.

[0103] Hands-free processing

[0104] The hands-free management unit (1170) of the vehicle infotainment device that doubles as a black box connects to the vehicle AVN and connects the smartphone via Bluetooth communication in order to use the smartphone hands-free.

[0105] When the vehicle AVN and smartphone are connected, the audio signal output from the smartphone during a call is provided to the vehicle AVN speaker, and the voice input through the vehicle AVN microphone is provided to the smartphone.

[0106] Meanwhile, if the vehicle ignition is confirmed to be off while in hands-free mode, Bluetooth communication is turned off, disconnecting the smartphone. This allows the smartphone to be connected or disconnected in conjunction with the vehicle ignition.

[0107] <OBD 처리과정>

[0108] First, when the vehicle infotainment device (1000) that doubles as a black box is connected to the vehicle AVN through a connection protocol, an OBD check icon is displayed on the vehicle AVN.

[0109] The OBD management unit (1180) receives the vehicle's OBD data from the vehicle's driving record self-diagnosis device (OBD), compares it with the standard OBD data, and checks the inspection items corresponding to the OBD data if they deviate from the standard.

[0110] In addition, the OBD management unit (1180) displays the received OBD data on the vehicle AVN when the OBD confirmation item in the OBD menu is selected by the user. At this time, it is desirable to display the reference OBD data together.

[0111] Meanwhile, when an inspection item is selected from the OBD menu by the user, the OBD management unit (1180) displays the inspection item on the vehicle AVN.

[0112]

[0113] As described above, although the present invention has been described by limited embodiments and drawings, the present invention is not limited thereto, and it is obvious that various modifications and variations are possible within the scope of the technical idea of ​​the present invention and the equivalent scope of the claims to be described below by a person having ordinary skill in the art to which the present invention pertains.

Claims

1. Body of a predetermined shape (1010); A power connection (1020) located on the outer surface of the body (1010) and supplied with power from the vehicle; AVN connection part (1030) for connecting the vehicle AVN wired or wirelessly; A wireless communication unit (1040) built into the body and including a wireless Internet network and Bluetooth communication; A storage unit (1050) located inside the body and storing various types of information; A battery (1060) built into the body (1010) and charged by receiving power from the vehicle through a power connector (1020); An OS driving unit (1070) that manages the OS to be maintained while the battery (1060) is powered; Vehicle ignition management unit (1080) that checks whether the vehicle ignition is ON / OFF; A power supply confirmation unit (1090) that confirms whether power is supplied from the vehicle; A black box management unit (1100) that receives and stores images captured by a camera that captures the situation surrounding the vehicle; A vehicle infotainment device that doubles as a black box, characterized by including a sleep mode management unit (1110) that stops running apps and wireless Internet networks and puts the black box management unit (1400) into a standby state when the vehicle ignition is turned OFF or power is not supplied from the vehicle.

2. A vehicle infotainment device that functions as a black box, characterized in that in claim 1, the power connection unit (1020) receives power directly from the fuse box of the vehicle, or receives power through a power cable branched from the vehicle cigarette lighter jack, or receives power through a cable connected to the AVN.

3. In claim 1, the AVN connection unit (1030) is characterized by using a USB dongle that is connected to a USB port of a vehicle connected to the AVN when connected wirelessly to the vehicle AVN and wirelessly connects to the infotainment device (1000) to transmit and receive data between the infotainment device (1000) and the vehicle AVN.

4. In claim 1, a vehicle start management unit (1080) receives and confirms start information from a vehicle, generates a start ON signal when the vehicle start is ON, and generates a start OFF signal when the vehicle start is OFF, and a power supply confirmation unit (1090) confirms power supplied from a power connection unit (1020) supplied to a battery or an AVN connection unit (1030), and generates a power supply signal when power is supplied, and generates a power cut-off signal when power is not supplied. A vehicle infotainment device that also functions as a black box.

5. In claim 1, the black box management unit (1100) A camera operating unit (1101) that operates the camera to record video when it is confirmed that the vehicle's ignition is turned on; A standby state shooting management unit (1102) that operates a camera for a preset standard time when it is confirmed that a shock detection sensor or proximity sensor has been activated after the vehicle's engine is turned off and it enters a standby state; A video storage unit (1103) that receives video captured by a camera and stores it in a storage unit (1050); A vehicle infotainment device that functions as a black box, characterized by including an image management unit (1104) that manages images stored in a storage unit (1050) to be output to the vehicle's AVN or transmitted externally.

6. In claim 5, a vehicle infotainment device that is also a black box, characterized in that the video management unit (1104) displays a black box menu for managing stored videos on the AVN of the vehicle, and the black box menu includes a video list item (1104-1) for displaying stored videos as a list, a video output item (1104-2) for outputting a selected video to the AVN of the vehicle, and a video transmission item (1104-3) for transmitting the selected video to an email, a mobile phone, a cloud server, etc.

7. In claim 1, an AVN connection control switch (1120) that turns the AVN connection state connected to the AVN connection unit (1030) OFF / ON; A SIM card mounting portion (1130) in which a SIM card is mounted is located on one side of the body (1010); A vehicle infotainment device that also functions as a black box, characterized by further including a display (1140) positioned on the outer surface of the body (1010) and displaying a screen provided by a vehicle AVN.

8. A vehicle infotainment device that is a black box, characterized in that it includes a vehicle AVN connection protocol changing unit (1150) that installs a connection protocol selected by a user from among the stored connection protocols and changes the protocol for connecting to the vehicle AVN using the installed connection protocol; 9. In claim 8, the vehicle AVN connection protocol change unit (1150) A connection protocol installation file storage unit (1510) that stores an installation file of a protocol that can connect to a vehicle AVN; A display (1140) or a connection protocol selection menu or a connection protocol display unit (1520) that displays each icon to enable the user to select a protocol that can be connected to the vehicle AVN; When a user selects a connection protocol, a connection protocol selection unit (1530) checks and selects the installation file of the connection protocol selected by the user from among the installation files of the saved connection protocols; A connection protocol reinstallation unit (1540) that deletes the previously installed connection protocol and executes the installation file of the connection protocol selected in the connection protocol selection unit (1530) to install it; A vehicle infotainment device that doubles as a black box, characterized by including a vehicle AVN reconnection unit (1550) that reconnects to the vehicle AVN using the installed connection protocol when the installation of the connection protocol selected by the user is completed.

10. A vehicle infotainment device that also functions as a black box, characterized in that it further includes a standby mode management unit (1160) that stops the operation of a running app when the vehicle ignition is turned off or power is not supplied, stores the app and screen conditions running on the vehicle AVN in a standby mode state, and displays the standby mode state on the vehicle AVN when the vehicle ignition is turned on or power is supplied.

11. In claim 10, the standby mode management unit (1160) Vehicle disconnection check unit (1610) that checks whether the vehicle ignition is OFF or power is not supplied; A running app stop section (1620) that stops the operation of a running app when the vehicle ignition is turned OFF or the vehicle ignition is turned OFF or power is not supplied; When the operation of the running app is stopped in the running app stop section (1620), the standby screen maintenance section (1630) manages the screen displayed (1140) in the vehicle AVN to the final screen state; A vehicle infotainment device that doubles as a black box, characterized by including a standby mode release unit (1640) that displays the final screen status managed by the standby screen maintenance unit (1630) on the vehicle AVN when the vehicle ignition is turned ON or power is supplied.

12. A vehicle infotainment device that also functions as a black box, characterized in that it further includes a hands-free management unit (1170) that connects a smartphone via Bluetooth communication only when connected to a vehicle AVN and the ignition is turned on, provides sound output from the smartphone to be output from the speaker of the vehicle AVN, and provides voice input through a microphone of the vehicle AVN to the smartphone in claim 1.

13. In claim 12, the hands-free management unit (1170) A smartphone connection part (1710) that connects a smartphone via Bluetooth communication; A call management unit (1720) that receives an audio signal output from a smartphone when a call is made on a smartphone connected by a smartphone connection unit (1710) and provides it to the speaker of the vehicle AVN, and provides voice input through the microphone of the vehicle AVN to the smartphone; Vehicle start confirmation unit (1730) that checks whether the vehicle starter is ON / OFF; A vehicle infotainment device that functions as a black box, characterized by including a smartphone disconnection unit (1740) that disconnects a smartphone when the vehicle ignition is confirmed to be OFF.

14. A vehicle infotainment device that is also a black box, characterized in that it further includes an OBD management unit (1180) that receives vehicle OBD data from the vehicle's driving record self-diagnosis device (OBD) and displays on the vehicle AVN when an inspection item that deviates from the standard is identified in claim 1.

15. In claim 14, the OBD management unit (1180) A vehicle information receiving unit (1810) that receives vehicle OBD data from the vehicle's driving record self-diagnosis device (OBD); An OBD inspection standard storage unit (1820) that stores standard OBD data for vehicle OBD data; An OBD data display unit (1830) that displays OBD data received from a vehicle information receiving unit (1810) on a vehicle AVN; A vehicle infotainment device that doubles as a black box, characterized by including a vehicle inspection item notification unit (1840) that compares OBD data received from a vehicle with reference OBD data and displays inspection items corresponding to the OBD data on a vehicle AVN when the data deviates from the reference.

16. In claim 1, a black box connection cable (2000) is further included, one end of which is connected to the vehicle AVN and the other end is branched into multiple parts and connected to the infotainment device (1000) and extended into the interior of the vehicle. A black box-compatible vehicle infotainment device characterized in that the black box connection cable (2000) comprises a distribution unit (2010) that branches power and data lines, an AVN connection cable (2020) that extends from the distribution unit (2010) to one side and is connected to a vehicle AVN and has a power line and a communication line, a first branch cable (2030) that extends from the distribution unit (2010) to the other side and is composed of a communication line or a communication line and a power line and is connected to an infotainment device (1000), and a second branch cable (2040) that extends from the distribution unit (2010) to the other side and is composed of a power line and is extended into the vehicle or connected to a USB of the vehicle.

17. In claim 16, the AVN connection cable (2020) is characterized in that it is directly connected to the AVN of the vehicle or is connected after wiring a cable connecting the existing vehicle AVN and the built-in USB connector.

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