Pluggable vehicle-mounted communication unit with enhanced computing power

Abstract

The utility model relates to the technical field of intelligent network connection and automatic driving, and discloses a pluggable computing power enhanced vehicle-mounted communication unit which comprises an MCU management unit M-1, a 5G communication module M-2, an interface and peripheral auxiliary circuit module M-3 and an ECM computing module M-4. And the ECM calculation module M-4 comprises a computing power chip and a DDR (Double Data Rate) memory, and provides computing power resources in a pluggable manner according to application requirements. According to the utility model, the unit is not only suitable for vehicle communication, but also provides a flexible multifunctional hardware platform for vehicle-road cloud integrated coordination, unmanned driving and other automatic auxiliary driving scenes, and provides data acquisition and processing functions through integrating environment sensor interfaces such as a multi-path camera and a millimeter wave radar. Perceptual data processing and communication control optimization are realized, and meanwhile, through the modular plugging design, the problem of reasonable matching of computing power resources, communication and cost control of different application categories in scenes such as vehicle-road cloud integrated coordination and unmanned driving is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent networking and automatic driving, and in particular to a pluggable vehicle-mounted communication unit with enhanced computing power. Background Art

[0002] In-vehicle communications is a rapidly developing area in modern automotive technology. It involves the ability of vehicles to exchange information with the outside world through built-in wireless communication systems. The core of this technology lies in vehicle-to-everything (4G / 5G / V2X) communications, which encompass vehicle-to-vehicle (V2V), vehicle-to-infrastructure (V2I), vehicle-to-pedestrian (V2P), and vehicle-to-network (V2N) communications. These communications enable vehicles to collect and exchange real-time information on location, speed, direction of travel, and surroundings, thereby improving road safety, optimizing traffic flow, reducing congestion, and providing drivers with richer information services.

[0003] The application scenarios of in-vehicle communications are very broad, including real-time navigation and road condition updates, information services, remote diagnosis and maintenance, safety warnings and driving assistance, smart city and smart transportation services, online entertainment and information services, vehicle management and monitoring, and emergency rescue services. With the rapid evolution and development of intelligent vehicle connectivity, autonomous driving, and electronic and electrical architecture, traditional in-vehicle communications are deeply integrated with in-vehicle computing. However, there is currently no definite technical route for the integration of in-vehicle communications and in-vehicle computing. At the same time, cost control in the automotive industry has become an important component of the market competitiveness of various brands of automobiles. How to form a modular in-vehicle communication unit with adjustable computing resources that is conducive to adapting to models of different price ranges has become an urgent problem in market applications. Therefore, those skilled in the art provide a pluggable in-vehicle communication unit with enhanced computing power to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of this utility model is to solve the technical problem of lack of flexible application adaptation of existing market products, and to propose a pluggable vehicle-mounted communication unit with enhanced computing power. This unit is not only suitable for vehicle communication, but also provides a flexible multi-functional hardware platform for automatic assisted driving scenarios such as vehicle-road-cloud integrated collaboration and unmanned driving. It provides data acquisition and processing functions by integrating environmental sensor interfaces such as multiple cameras and millimeter-wave radars, realizes perception data processing and communication control optimization, and at the same time, through its modular plug-in design, effectively solves the reasonable matching problem of computing power resources, communication and cost control in different application categories of scenarios such as vehicle-road-cloud integrated collaboration and unmanned driving.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a pluggable vehicle-mounted communication unit with enhanced computing power, comprising an MCU management unit M-1, a 5G communication module M-2, an interface and peripheral auxiliary circuit module M-3 and an ECM computing module M-4, wherein the MCU management unit M-1 comprises an MCU chip, a power management module, a main power supply, a backup battery, a power information acquisition module, a CAN / LIN communication physical layer chip and an SD card; the 5G communication module M-2 comprises a 5G communication module, a WIFI / BLE module, a Gigabit Ethernet physical layer chip, a USIM card, an ANT antenna, an audio codec chip, an IMU inertial navigation chip and an EMMC memory; the interface and peripheral auxiliary circuit module M-3 comprises a PCIE master interface, a PCIE slave interface, two GMSL physical layer chips, an eight-way GMSL camera interface, an LCD display DP interface, a USB physical layer chip, a USB interface, and four ECM computing module slots; the ECM computing module M-4 comprises a computing power chip and a DDR memory.

[0006] Furthermore, the power management module controls the switching, monitoring and power-on management of the main power supply and the backup battery, the power management module controls all power management of the 5G communication module M-2, the interface and peripheral auxiliary circuit module M-3 and the ECM calculation module M-4, and the power information acquisition module is connected to the MCU chip.

[0007] Furthermore, the MCU chip is connected to a CAN / LIN communication physical layer chip, and the MCU chip is connected to an SD card.

[0008] Furthermore, the 5G communication module may adopt Quectel AG57x module, Quectel AG59x module, ZTE 9300 module or a module of an alternative communication module manufacturer with equivalent performance.

[0009] Furthermore, the four ECM computing module slots are used for plug-in connection of the ECM computing module M-4.

[0010] Furthermore, the 5G communication module is connected to the IMU inertial navigation chip, the 5G communication module is connected to the audio codec chip, the 5G communication module is connected to the Gigabit Ethernet physical layer chip, and the 5G communication module is connected to the ANT antenna and the USIM card.

[0011] Furthermore, the PCIE master interface is designed as a PCIE card slot, and the PCIE slave interface is a gold finger.

[0012] Furthermore, the computing power chip can adopt one or more of GPU, SOC FPGA, ASIC AI, CPU, NPU or equivalent performance alternative chips.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model proposes a pluggable vehicle-mounted communication unit with enhanced computing power. Through its modular plug-in design, this unit effectively solves the problem of reasonable matching of computing power resources, communication and cost control in different application categories in scenarios such as vehicle-road-cloud integrated collaboration and unmanned driving. It aims to optimize the allocation of computing power resources, reduce waste, and effectively control costs. This modular design method can not only flexibly respond to diversified application scenarios such as vehicle-road-cloud collaboration and unmanned driving, but also ensure the precise matching of computing power resources, communication requirements and cost control in different application categories, thereby improving the efficiency and economic benefits of the overall system.

[0015] 2. The utility model proposes a pluggable vehicle-mounted communication unit with enhanced computing power. This unit is not only suitable for vehicle communication, but also provides a flexible multi-functional hardware platform for automatic assisted driving scenarios such as vehicle-road-cloud integrated collaboration and unmanned driving. It is suitable for various assisted driving scenarios such as vehicle-road collaboration, intelligent vehicle networking, and unmanned driving. It provides data collection and processing functions by integrating environmental sensor interfaces such as multiple cameras and millimeter-wave radars, thereby realizing optimization of perception data processing and communication control. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the system block diagram when the ECM calculation module M-4 is plugged in to the utility model;

[0017] Figure 2 This is a schematic diagram of the system block diagram when the ECM calculation module M-4 is removed from the present invention;

[0018] Figure 3 A schematic diagram of a power management module of the present utility model;

[0019] Figure 4 Schematic diagram of the MCU management unit M-1 of the present utility model;

[0020] Figure 5 This is a schematic diagram of the CAN / LIN communication physical layer chip of the present invention;

[0021] Figure 6 This is a schematic diagram of the 5G communication module of the present invention;

[0022] Figure 7 This is a schematic diagram of the WIFI / BLE module of the present invention;

[0023] Figure 8 This is a schematic diagram of an eight-way GMSL camera interface of the present invention;

[0024] Figure 9This is a schematic diagram of the PCIE master interface and PCIE slave interface of the present invention.

[0025] Legend:

[0026] 1. MCU management unit M-1; 2. 5G communication module M-2; 3. Interface and peripheral auxiliary circuit module M-3; 4. ECM calculation module M-4; 101. MCU chip; 102. Power management module; 103. Main power supply; 104. Backup battery; 105. Power information acquisition module; 106. CAN / LIN communication physical layer chip; 107. SD card; 201. 5G communication module; 202. WIFI / BLE module; 203. Gigabit Ethernet physical layer chip; 204. US IM card; 205, ANT antenna; 206, audio codec chip; 207, IMU inertial navigation chip; 208, EMMC memory; 301-0, PCIE master interface; 301-1, PCIE slave interface; 302, GMSL physical layer chip; 303, eight-way GMSL camera interface; 304, LCD display DP interface; 305, USB physical layer chip; 306, USB interface; 307, ECM computing module slot; 401, computing power chip; 402, DDR memory. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Reference Figure 1-9The utility model provides an embodiment: a pluggable vehicle-mounted communication unit with enhanced computing power, including an MCU management unit M-11, a 5G communication module M-22, an interface and peripheral auxiliary circuit module M-33 and an ECM calculation module M-44, the MCU management unit M-11 includes an MCU chip 101, a power management module 102, a main power supply 103, a backup battery 104, a power information acquisition module 105, a CAN / LIN communication physical layer chip 106 and an SD card 107; the 5G communication module M-22 includes a 5G communication module 201, a WIFI / BLE module 202, a Gigabit Ethernet physical layer Chip 203, USIM card 204, ANT antenna 205, audio codec chip 206, IMU inertial navigation chip 207 and EMMC memory 208; interface and peripheral auxiliary circuit module M-33 includes PCIE master interface 301-0, PCIE slave interface 301-1, two GMSL physical layer chips 302, eight-way GMSL camera interface 303, LCD display DP interface 304, USB physical layer chip 305, USB interface 306, and four ECM computing module slots 307; ECM computing module M-44 includes computing power chip 401 and DDR memory 402;

[0029] Specifically, the MCU management unit M-11 controls the power management, CAN / LIN communication processing, storage and upgrade, protocol parsing and forwarding, and data acquisition of the entire system. The 5G communication module M-22 manages V2X communication, 4G / 5G communication, synchronous timing management, and communication data parsing, and interacts with the ECM computing module M-44, while supporting small computing power algorithms. The ECM computing module M-44 is used to enhance various algorithms, image acquisition and processing capabilities, and assist in supporting external modules to meet the requirements of high computing power usage scenarios. The interface and peripheral auxiliary circuit module M-33 provides a PCIE master interface 301-0, a PCIE slave interface 301-1, two GMSL physical layer chips 302, an eight-way GMSL camera interface 303, an LCD display DP interface 304, a USB physical layer chip 305, a USB interface 306, and four ECM computing module slots 307.

[0030] Reference Figure 1-5 : The power management module 102 controls the switching, monitoring, and power-on management of the main power supply 103 and the backup battery 104. The power management module 102 controls all power management of the 5G communication module M-22, the interface and peripheral auxiliary circuit module M-33, and the ECM calculation module M-44. The power information acquisition module 105 is connected to the MCU chip 101, the MCU chip 101 is connected to the CAN / LIN communication physical layer chip 106, and the MCU chip 101 is connected to the SD card 107;

[0031] Specifically, the power management module 102 controls the switching, monitoring, and power-on management of the main power supply 103 and the backup battery 104, and controls all power management of the 5G communication module M-22, the ECM calculation module M-44, and the interface and peripheral auxiliary circuit module M-33. The MCU chip 101 collects the current and voltage values ​​of the system power supply through the power information acquisition module 105 to provide parameters for power management;

[0032] The CAN / LIN communication physical layer chip 106 is connected to the MCU chip 101 and provides 6 CAN and 4 LIN channels, providing sufficient CAN / LIN communication bus for the system and other devices. The MCU chip 101 parses and encapsulates the data received and sent by the CAN / LIN bus, and sends the parsed useful information to the 5G communication module 201 via SPI or to the ECM calculation module M-44 via QSPI. It has a protocol forwarding function. The SD card 107 can be used to upgrade the system and store some application data.

[0033] Reference Figure 1 、 Figure 2 、 Figure 6 and Figure 7 : The 5G communication module 201 can adopt the Quectel AG57x module, the Quectel AG59x module, the ZTE 9300 module or a module of an alternative communication module manufacturer with equivalent performance. The 5G communication module 201 is connected to the IMU inertial navigation chip 207, the 5G communication module 201 is connected to the audio codec chip 206, the 5G communication module 201 is connected to the Gigabit Ethernet physical layer chip 203, and the 5G communication module 201 is connected to the ANT antenna 205 and the USIM card 204;

[0034] Specifically, the 5G communication module 201 provides two V2X channels, supports 4G / 5G / GSM communications, and also supports V2X UU and PC5 communications. In addition, it connects to the 4G / 5G network through the USIM card 204, supports full network access, and provides powerful data interaction support for entertainment, maps, navigation or autonomous driving. The 5G communication module 201 has WIFI / Bluetooth functions and is connected to the AF50T model WIFI / BLE module 202 to realize WIFI / Bluetooth data transmission and reception. The 5G communication module 201 is connected to the IMU inertial navigation chip 207 and can run specific algorithms to realize unmanned driving precision guidance. The 5G communication module 201 is connected to the audio codec chip 206 and can realize voice output, microphone input, voice calls, map navigation and other entertainment functions.

[0035] The 5G communication module 201 is connected to the ANT antenna 205 and is compatible with BDS / GPS / GLONASS / Galileo positioning, supporting four-star dual-frequency, inertial navigation QDR, and RTK centimeter-level high-precision positioning. The 5G communication module 201 can realize satellite synchronous timing function and provide accurate time synchronization for the entire system. The 5G communication module 201 serves as a bridge for communication between the system and the external public network, responsible for data sending, receiving and transferring. In addition, the 5G communication module 201 can realize low-computing-power algorithm support without the high-computing-power support provided by the ECM computing module M-44.

[0036] Reference Figure 1 、 Figure 2 、 Figure 8 and Figure 9 The PCIE master interface 301-0 is designed as a PCIE card slot, the PCIE slave interface 301-1 is a gold finger, and the four ECM computing module slots 307 are used for plug-in connection of the ECM computing module M-44. The computing power chip 401 can use one or more of GPU, SOC FPGA, ASIC AI, CPU, NPU or equivalent performance alternative chips;

[0037] Specifically, the computing power chip 401 can adopt one or more of GPU, SOC FPGA, ASIC AI, CPU, NPU or equivalent performance alternative chips to provide strong support for various algorithms and real-time controllability. The ECM computing module M-44 supports plug-in and removal, and can support the unplugging and removal function in systems that do not require or have low-cost computing power. The ECM computing module M-44 realizes 4 / 8 / 16-channel GMSL communication camera acquisition and is connected to the eight-channel GMSL camera interface 303 to achieve synchronous timing and acquisition of camera image data. The ECM computing module M-44 is connected to the PCIE master interface 301-0 and the PCIE slave interface 301-1, so that the system can be used as a video image acquisition board and inserted into other hosts for use, or it can be used alone to collect video images and process image data. The PCIE slave interface 301-1 is designed as a gold finger to facilitate plug-in and removal as a board, and the PCIE master interface 301-0 is designed as a PCIE card slot to facilitate the insertion of other auxiliary high-computing power modules.

[0038] The ECM computing module M-44 is connected to the LCD display DP interface 304 to provide video image display, and can also be used for monitoring operation data display. The computing power chip 401 has powerful computing power and can realize collaborative perception, distributed intelligence, networking optimization, computing offloading algorithms, and other data optimization and processing algorithms. It has powerful hardware parallel processing to ensure real-time and reliable data transmission, communication, data processing, etc.

[0039] Working principle: When in use, an external 12-36V main power supply 103 is input, and a backup battery 104 is used to protect on-site data to prevent sudden power outages. The power management of the main power supply 103 and the backup battery 104 is controlled by the power management module 102. The power management module 102 processes the power-on of the system according to the logic judgment of the system power-on, and the power-on timing of each module is controlled and managed by the power management module 102. According to the strategy, each module is powered on in turn. After the system is fully powered on and the modules communicate with each other normally, the whole process of system power-on startup initialization is completed and the system enters normal working state;

[0040] Secondly, the MCU management unit M-11 is responsible for controlling CAN / LIN communication, upgrades, data storage, and protocol parsing and forwarding functions. The 5G communication module M-22 is responsible for V2X communication, cellular network communication, positioning, timing, Ethernet, Bluetooth, WiFi, voice and map navigation, and is responsible for data parsing and forwarding functions and algorithms in some scenarios with low computing power requirements. The ECM computing module M-44 is responsible for real-time control, main algorithms, image acquisition and processing, display and data processing, etc. The various modules work together to complete the vehicle-road collaborative function.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pluggable vehicle-mounted communication unit with enhanced computing power, comprising an MCU management unit M-1 (1), a 5G communication module M-2 (2), an interface and peripheral auxiliary circuit module M-3 (3) and an ECM computing module M-4 (4), characterized in that: The MCU management unit M-1 (1) includes an MCU chip (101), a power management module (102), a main power supply (103), a backup battery (104), a power information acquisition module (105), a CAN / LIN communication physical layer chip (106) and an SD card (107); the 5G communication module M-2 (2) includes a 5G communication module (201), a WIFI / BLE module (202), a Gigabit Ethernet physical layer chip (203), a USIM card (204), an ANT antenna (205), an audio codec chip (206), an IMU inertial guide The navigation chip (207) and the EMMC memory (208); the interface and peripheral auxiliary circuit module M-3 (3) includes a PCIE master interface (301-0), a PCIE slave interface (301-1), two GMSL physical layer chips (302), an eight-way GMSL camera interface (303), an LCD display DP interface (304), a USB physical layer chip (305), a USB interface (306), and four ECM computing module slots (307); the ECM computing module M-4 (4) includes a computing power chip (401) and a DDR memory (402).

2. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The power management module (102) controls the switching, monitoring and power-on management of the main power supply (103) and the backup battery (104). The power management module (102) controls all power management of the 5G communication module M-2 (2), the interface and peripheral auxiliary circuit module M-3 (3) and the ECM calculation module M-4 (4). The power information acquisition module (105) is connected to the MCU chip (101).

3. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The MCU chip (101) is connected to a CAN / LIN communication physical layer chip (106), and the MCU chip (101) is connected to an SD card (107).

4. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The 5G communication module (201) may adopt a Quectel AG57x module, a Quectel AG59x module, a ZTE 9300 module or a module of an alternative communication module manufacturer with equivalent performance.

5. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The four ECM computing module slots (307) are used for plugging and unplugging the ECM computing modules M-4 (4).

6. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The 5G communication module (201) is connected to the IMU inertial navigation chip (207), the 5G communication module (201) is connected to the audio codec chip (206), the 5G communication module (201) is connected to the Gigabit Ethernet physical layer chip (203), and the 5G communication module (201) is connected to the ANT antenna (205) and the USIM card (204).

7. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The PCIE master interface (301-0) is designed as a PCIE card slot, and the PCIE slave interface (301-1) is a gold finger.

8. The pluggable vehicle-mounted communication unit with enhanced computing power according to claim 1, characterized in that: The computing power chip (401) may be one or more of a GPU, a SOC FPGA, an ASIC AI, a CPU, an NPU or an alternative chip with equivalent performance.

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