Wristband watch control method and wristband watch with electric vehicle key function

Abstract

The present invention discloses a control method for a wristband watch with an electric vehicle key function and a wristband watch, comprising a power management module, a key RF module and a SOC Bluetooth RF main control module, the power management module supplies power to the SOC Bluetooth RF main control module and the key RF module, the key RF module is connected to the SOC Bluetooth RF main control module, the key RF module exchanges encrypted instruction information set in advance with the electric vehicle, the key RF module determines the instruction information and controls functions such as arming, disarming and starting, and searching for the electric vehicle; the present invention integrates the function of the electric vehicle key into a smart wristband watch, which is convenient to use and prevents the trouble caused by forgetting to bring the key, while retaining the function of the smart wristband watch, so that the function of the smart wristband watch is more comprehensive.

Description

Technical Field

[0001] The present invention relates to the field of smart wearables, and in particular to a control method for a wristband watch with an electric vehicle key function and a wristband watch. Background Art

[0002] A smart bracelet watch is a wearable smart device that mainly records real-time data such as exercise, sleep, and diet in daily life, and synchronizes this data with mobile phones, tablets and other devices to guide healthy living through data; smart bracelet watches are generally made of medical rubber, and the appearance design is high-end, fashionable and generous, with streamlined garlands and various colors.

[0003] With the advancement of science and technology and the improvement of people's living standards, the number of vehicles is also increasing. However, the increase in vehicles will inevitably cause traffic congestion, so people now advocate green travel, and electric vehicles have become a good helper for people to travel; however, traditional electric vehicle keys are large in size and inconvenient to carry. People will inevitably forget to bring their keys or lose their keys due to time constraints or carelessness in their lives. Therefore, if the function of the key can be integrated into a wearable device, it will bring great convenience to users. Summary of the invention

[0004] In view of the deficiencies in the above-mentioned technologies, the present invention provides a control method for a wristband watch with an electric vehicle key function and a wristband watch.

[0005] A method for controlling a wristband watch with an electric vehicle key function comprises the following steps:

[0006] S1: The key RF module sends encrypted commands to the electric vehicle and receives command information fed back by the electric vehicle;

[0007] S2: The SOC Bluetooth RF main control module determines whether the received instruction information is the same as the stored encrypted instruction information;

[0008] S3: If the received command information is consistent with the stored encrypted command information, the key RF module issues any one of the arming, disarming, starting or vehicle search commands.

[0009] Furthermore, the step S1 further includes a sensing signal before the step S2.

[0010] It includes one or more of user finger touch, button touch or human body sensing touch.

[0011] Furthermore, the sensing signal includes at least a first sensing and a second sensing, wherein the first touch sensing activates the bracelet watch, and the second sensing selects any one of the electric vehicle arming, disarming, starting or vehicle finding functions.

[0012] Furthermore, in the step S1, the key RF module includes a chip HS2300-PE, a high-frequency transmitting module and a receiving module, the high-frequency transmitting module is connected to the chip HS2300-PE, the receiving module is connected to the chip HS2300-PE, the high-frequency transmitting module is used to transmit encrypted instructions, and the receiving module is used to receive encrypted instructions issued by the electric vehicle.

[0013] Furthermore, in the step S2, the SOC Bluetooth RF main control module includes a main control chip NRF52832, and the main control chip NRF52832 is used to determine whether the received instruction information is the same as the stored encrypted instruction information.

[0014] Furthermore, in the step S2, the SOC Bluetooth RF main control module also includes a data storage module, the data storage module includes a chip PN25F64B, the chip PN25F64B is connected to the main control chip NRF52832, and the data storage module is used to store encryption instructions.

[0015] Furthermore, in the step S2, the SOC Bluetooth RF main control module also includes a G_SENSOR motion acquisition module, and the G_SENSOR motion acquisition module is used to collect motion data and transmit the motion data to the main control chip NRF52832.

[0016] Furthermore, in the step S2, the SOC Bluetooth RF main control module also includes an LCD display module, the LCD display module is used for visualization of graphics, and the LCD display module includes a 15PIN-FPC, and the 15PIN-FPC is connected to the main control chip NRF52832.

[0017] Furthermore, in the step S2, the SOC Bluetooth RF main control module also includes a heart rate monitoring module, and the heart rate monitoring module is used to monitor the heart rate, and the heart rate monitoring module is connected to the main control chip NRF52832.

[0018] A wristband watch with an electric vehicle key function, the wristband watch is used to execute a control method of the wristband watch with an electric vehicle key function.

[0019] The beneficial effects of the present invention are as follows: compared with the prior art, the present invention provides a control method and a wristband watch with an electric vehicle key function, including a power management module, a key RF module and a SOC Bluetooth RF main control module, the power management module supplies power to the SOC Bluetooth RF main control module and the key RF module, the key RF module is connected to the SOC Bluetooth RF main control module, the key RF module exchanges pre-set encrypted instruction information with the electric vehicle, and the key RF module determines the instruction information and controls the electric vehicle's arming, disarming, starting, and vehicle searching functions. The present invention integrates the function of an electric vehicle key into a smart wristband watch, which is convenient to use and prevents the trouble caused by forgetting to bring the key, while retaining the function of the smart wristband watch, making the function of the smart wristband watch more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 is an overall block diagram of the present invention;

[0022] Figure 3 This is the circuit diagram of the SOC Bluetooth RF main control module of the present invention;

[0023] Figure 4 A circuit diagram of a data storage module of the present invention;

[0024] Figure 5 The key RF module circuit diagram of the present invention;

[0025] Figure 6 The G-SENSOR motion acquisition module circuit diagram of the present invention;

[0026] Figure 7 It is a circuit diagram of an LCD display module of the present invention;

[0027] Figure 8 A circuit diagram of a power management module of the present invention;

[0028] Fig. 9 This is the RF boost circuit diagram of the key of the present invention.

[0029] The main component symbols are described as follows:

[0030] 1. SOC Bluetooth RF main control module; 2. Key RF module; 3. Power management module;

[0031] 11. Main control chip; 12. G-SENSOR motion acquisition module; 13. Sleep module;

[0032] 14. Heart rate monitoring module; 15. Data storage module; 16. LCD display module;

[0033] 17. Communication module; 31. Charging module; 32. Battery. DETAILED DESCRIPTION

[0034] In order to more clearly illustrate the present invention, the present invention is further described below in conjunction with the accompanying drawings.

[0035] See also Figure 1 , Figure 2 In a specific embodiment of the present invention, a face cover 1, a bottom shell 2 fixedly connected to the face cover 1, and a watch strap 3 connected to the bottom shell 2 are included. The face cover 1 and the bottom shell 2 form a closed accommodating cavity, and a movement module is arranged in the accommodating cavity. The movement module includes a SOC Bluetooth RF main control module 1, a key RF module 2 and a power management module 3. When a user approaches an electric vehicle within 100 meters, the user opens the graphical interface of the bracelet watch and selects to control the electric vehicle's arming, disarming, starting, and searching functions. The SOC Bluetooth RF main control module 1 receives the command issued by the user, and the SOC Bluetooth RF main control module 1 outputs a control signal and transmits the control signal to the key RF module 2. The key RF module 2 responds to the control signal and emits it outward. Encrypted command information. After the electric vehicle detects the encrypted command information, the electric vehicle system generates an induced current and is activated. The electric vehicle system then transmits a command information to the outside. The key RF module 2 receives the command information sent by the electric vehicle and transmits the command information to the SOC Bluetooth RF main control module 1. The SOC Bluetooth RF main control module 1 demodulates and decodes the received command information and extracts the encrypted command set earlier, and passes both the encrypted command and the decoded command information to the key RF module 2 to determine whether the command information is consistent with the encrypted command information. If the command information is consistent, the key RF module 2 controls the electric vehicle to arm, disarm, start or search for the vehicle, etc. If the command information is inconsistent, the electric vehicle will not respond.

[0036] In a specific embodiment of the present invention, the SOC Bluetooth RF main control module 1 includes a main control chip 11, a G-SENSOR motion acquisition module 12, a sleep module 13, a heart rate monitoring module 14, a data storage module 15, an LCD display module 16 and a communication module 17. The G-SENSOR motion acquisition module 12, the sleep module 13, the heart rate monitoring module 14, the data storage module 15, the LCD display module 16 and the communication module 17 are all connected to the main control chip 11. The G-SENSOR motion acquisition module 12 includes a chip BMA253 for detecting motion, wherein the chip BMA253 can also be replaced by a chip SL7A20, a chip KX023, a chip BMA421, etc. according to the preferred level of performance; the chip BMA253 is used to monitor the user's motion status and transmit the motion status to the main control chip 11, and the LCD display module 16 processes the data into visual information so that the user can view his or her own motion status on the graphical interface; the sleep management module 13 is used to detect the user's sleep status and transmit the sleep status to the main control chip 11, and the LCD display module 16 processes the data into visual information so that the user can view his or her own sleep status on the graphical interface; the heart rate monitoring module 14 includes a heart rate sensor, which is used to monitor the user's heart rate status and transmit the monitored heart rate 1 status to the main control chip 11, wherein the heart rate sensor can be replaced by a chip SL7A20, a chip KX023, a chip BMA421, etc. according to the preferred level of performance. The Tianyi Hexin model is HRS3300, the Weixin microchip model is VC51 and the Goodix chip model is GD301. The LCD display module 16 processes the data into visual information, and the user can view his heart rate status on the graphical interface; the communication module 17 can form data communication with the user's mobile phone, tablet and other mobile devices, and the user can view his physical condition on his mobile device; the user can also view WeChat information, SMS information, mobile phone information push, etc. on the smart bracelet watch, and can also remind the user when the mobile phone calls to prevent the user from missing important calls or messages; the smart bracelet watch can also support call rejection and mute, timed reminders such as silent alarm clock, schedule reminder, sedentary reminder, drinking water reminder and other functions, display the weather conditions for today and tomorrow, find the mobile phone, raise the wrist to light up the screen and play music, etc. The mobile phone APP and the smart bracelet watch can also exchange data through the mobile network.

[0037] See also Figure 3 , Figure 4 In a specific embodiment of the present invention, the SOC Bluetooth RF main control module 1 includes a main control chip NRF52832 and a chip PN25F64B. The 1st, 2nd, 5th and 6th pins of the chip PN25F64B are respectively connected to the 19th, 20th, 21st and 22nd pins of the main control chip NRF52832. The chip PN25F64B is used to store encrypted instruction information and transmit the encrypted instruction information to the main control chip NRF52832; see Figure 5 The key RF module 2 includes a chip HS2300-PE. The chip HS2300-PE can also be replaced with a chip of model Silicon labs SI4010 and model NXP NCF29A1MHN according to the preferred level of performance. The 4th, 5th, 6th, and 7th pins of the chip HS2300-PE are respectively connected to the 18th, 17th, 16th, and 15th pins of the main control chip NRF52832. The 2nd pin of the chip HS2300-PE transmits the encrypted instruction stored in the circuit to the electric vehicle. The 3rd pin of the chip HS2300-PE is used to receive the encrypted instruction issued by the electric vehicle. The 2nd pin of the chip HS2300-PE is connected to one end of the inductor R9, and the other end of the inductor R9 is connected to the base of the transistor Q4. The emitter of the transistor Q4 is grounded. The collector of transistor Q4 is connected to the emitter of transistor Q5, the base of transistor Q5 is connected to one end of crystal Y2, the other end of crystal Y2 is connected to one end of capacitor C9, the other end of capacitor C9 is connected to one end of capacitor C22, the other end of capacitor C22 is connected to the collector of transistor Q5, transistor Q4 and transistor Q5 are used as circuit switches, crystal oscillator Y2 is used to stabilize the signal, the third pin of chip HS2300-PE is connected to one end of inductor R11, the other end of inductor R11 is connected to one end of capacitor C25, and the other end of capacitor C25 is grounded; refer to Figure 6 The G_SENSOR motion acquisition module 12 includes a chip BMA253, the 2nd and 12th pins of the chip BMA253 are connected to the 41st and 42nd pins of the main control chip NRF52832, and the chip BMA253 is used to collect motion data and transmit the collected data to the main control chip NRF52832; refer to Figure 7 The LCD display module 16 includes a 15PIN-FPC, wherein the 4th, 5th, 6th, 7th, and 8th pins of the 15PIN-FPC are connected to the 6th, 7th, 8th, 9th, and 10th pins of the main control chip NRF52832, the 1st pin of the 15PIN-FPC is connected to the drain of the MOS tube Q2, the source of the MOS tube Q2 is grounded, the gate of the MOS tube Q2 is connected to the 11th pin of the main control chip NRF52832, the MOS tube Q2 is used to control the switch of the LCD display screen, and the 15PIN-FPC can realize the visualization of the graphics; refer to Figure 8 , Fig. 9The specific embodiment of the present invention also includes a power management module 3, the power management module 3 includes a power chip and a plug, the power chip model is BQ21040, the plug model is PIN-2, the first pin of the plug PIN-2 is connected to the second pin of the power chip BQ21040, the third pin of the power chip BQ21040 is connected to the 23rd pin of the main control chip NRF52832, the power management module 3 also includes a voltage regulator chip, the voltage regulator chip model is ME6209, the third pin of the voltage regulator chip ME6209 is connected to the connection point between the first pin of the plug PIN-2 and the second pin of the power chip BQ21040; the power management module 3 also includes a boost chip, the boost chip model is RT9271, the sixth pin of the boost chip RT9271 is connected to the third pin of the voltage regulator chip ME6209, the first pin of the plug PIN-2 and the power chip BQ21040 The 6th pin of the boost chip RT9271 is also connected to the 4th pin of the main control chip NRF52832. The power management module 3 also includes a vibration circuit. One end of the inductor L5 of the vibration circuit is connected to the 1st pin of the plug PIN-2, and the other end of the inductor L5 is connected to the cathode of the diode D1. The anode of the diode D1 is connected to the drain of the MOS tube. A resistor R22 is connected in series between the gate and the source of the MOS tube, and their connection point is connected to one end of the resistor R13. The other end of the resistor R13 is connected to the 38th pin of the main control chip NRF52832. When the power of the smart bracelet is less than 20%, the smart bracelet will vibrate and flash the screen to remind the user of low power at fixed time intervals; when the power of the smart bracelet is less than 10%, the smart bracelet is automatically turned off, but the key function is still retained. When the smart bracelet is out of power, it can be charged with a mobile phone charger.

[0038] In this embodiment, the cover is a touch screen cover. When the user uses it, press the screen to touch for 3 seconds to turn on the smart bracelet watch and enter the main interface UI. The entire system of the smart bracelet watch defaults to the screen turning on after the wrist is raised when it is turned on, but if the user does not perform any operation within 5S, the screen will turn off and return to the main interface; in sports mode, the screen of the smart bracelet watch turns off, and when the screen turns on again, the interface stays in the sports status interface, and the logic of returning to the main interface is not performed; the smart bracelet watch does not turn off the screen after the stopwatch and heart rate functions start, and the screen turns off after pausing the timing for 5S; when the user touches the smart bracelet watch hand when using it Slide the screen of the watch from right to left to enter the application list and select the function you want to use, such as controlling the electric vehicle arming, disarming and starting, and finding the car. After use, the user touches the screen and slides from left to right to return, and the user touches the screen and slides from top to bottom to call out the status bar. When the user needs to view information, touch the screen and slide from bottom to top to view the information prompt. The user touches the screen and presses the main interface to switch the watch face. In the sports function interface, press and hold the screen to start the sports countdown, click to enter the function interface, touch the screen and press and hold the power button for 3 seconds to shut down the smart bracelet watch. Users can also shut down the smart bracelet watch through the interface settings.

[0039] The advantages of the present invention are:

[0040] (1) Adding electric vehicle key function to smart bracelets to facilitate users;

[0041] (2) The functions of the smart bracelet watch have been increased, making the functions of the smart bracelet watch more comprehensive.

[0042] The above disclosures are only several specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A control method for a wristband watch with electric vehicle key function, characterized in that: The following steps are involved: S1: The key RF module sends encrypted commands to the electric vehicle and receives command information fed back by the electric vehicle; S2: The SOC Bluetooth RF main control module determines whether the received instruction information is the same as the stored encrypted instruction information; S3: If the received command information is consistent with the stored encrypted command information, the key RF module issues any one of the arming, disarming, starting or vehicle search commands; The step S1 also includes a sensing signal, which includes one or more of a user's finger touch, a button touch, or a human body touch. The sensing signal includes at least a first sensing and a second sensing. The first sensing activates the bracelet watch, and the second sensing selects any one of the electric vehicle arming, disarming, starting, or vehicle finding functions. In the step S1, the key RF module includes a chip HS2300-PE, a high-frequency transmitting module and a receiving module, the high-frequency transmitting module is connected to the chip HS2300-PE, the receiving module is connected to the chip HS2300-PE, the high-frequency transmitting module is used to transmit encrypted instructions, and the receiving module is used to receive encrypted instructions issued by the electric vehicle; In the step S2, the SOC Bluetooth RF main control module includes a main control chip NRF52832, and the main control chip NRF52832 is used to determine whether the received instruction information is the same as the stored encrypted instruction information. The SOC Bluetooth RF main control module also includes a data storage module, and the data storage module includes a chip PN25F64B, and the chip PN25F64B is connected to the main control chip NRF52832. The data storage module is used to store encrypted instructions; The wristband watch with electric vehicle key function also includes a power management module, which includes a power chip and a plug. The power chip model is BQ21040, and the plug model is PIN-2. The first pin of the plug PIN-2 is connected to the second pin of the power chip BQ21040, and the third pin of the power chip BQ21040 is connected to the 23rd pin of the main control chip NRF52832; the power management module also includes a vibration circuit, one end of the inductor L5 of the vibration circuit is connected to the 1st pin of the plug PIN-2, and the inductor L5 The other end is connected to the cathode of the diode D1, the anode of the diode D1 is connected to the drain of the MOS tube, a resistor R22 is connected in series between the gate and the source of the MOS tube, and their connection point is connected to one end of the resistor R13, and the other end of the resistor R13 is connected to the 38th pin of the main control chip NRF52832; when the power of the smart bracelet is lower than 20%, the smart bracelet will vibrate and flash the screen to remind the user of low power at fixed intervals; when the power of the smart bracelet is lower than 10%, the smart bracelet is automatically turned off, but the key function is still retained.

2. The control method of the wristband watch with electric vehicle key function according to claim 1, characterized in that: In the step S2, the SOC Bluetooth RF main control module further includes a G_SENSOR motion acquisition module, and the G_SENSOR motion acquisition module is used to collect motion data and transmit the motion data to the main control chip NRF52832.

3. The control method of the wristband watch with electric vehicle key function according to claim 1, characterized in that: In the step S2, the SOC Bluetooth RF main control module also includes an LCD display module, the LCD display module is used for visualization of graphics, the LCD display module includes a 15PIN-FPC, and the 15PIN-FPC is connected to the main control chip NRF52832.

4. The control method of the wristband watch with electric vehicle key function according to claim 1, characterized in that: In the step S2, the SOC Bluetooth RF main control module also includes a heart rate monitoring module, which is used to monitor the heart rate, and the heart rate monitoring module is connected to the main control chip NRF52832.

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