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CN-121985316-A - Communication and positioning module sharing system of intelligent instrument of two-wheel vehicle and switching control method

CN121985316ACN 121985316 ACN121985316 ACN 121985316ACN-121985316-A

Abstract

The invention discloses a communication and positioning module sharing system and a switching control method of a two-wheel vehicle intelligent instrument, which relate to the technical field of vehicle electronics and comprise a GNSS module antenna, a GNSS module signal switch, a data communication antenna, a data communication module, a communication module signal switch, an intelligent instrument main control CPU, a vehicle control system MCU, an instrument intelligent main control system power supply, an instrument vehicle control system power supply and a vehicle control system MCU, wherein the GNSS module signal switch and the communication module signal switch are respectively controlled according to the current requirements, so that the GNSS module and the data communication module are shared between the intelligent instrument main control CPU and the vehicle control system MCU in a time sharing or a simultaneous sharing manner. The method has the advantages of reducing hardware cost, reducing space occupation and improving energy efficiency.

Inventors

  • TAI RONGPENG

Assignees

  • 四川酷赛科技有限公司

Dates

Publication Date
20260505
Application Date
20260130

Claims (10)

  1. 1. A two-wheeled vehicle intelligent instrument communication and positioning module sharing system, comprising: The GNSS module antenna is used for receiving GNSS signals; the GNSS module is used for performing global navigation positioning; The GNSS module signal switch is used for switching the control signal and the navigation positioning data of the GNSS module between the intelligent instrument main control CPU and the vehicle control system MCU; the data communication antenna is used for receiving data communication signals; The data communication module is used for carrying out data communication; The communication module signal switch is used for switching the control signal and the communication data signal of the data communication module between the intelligent instrument main control CPU and the vehicle control system MCU; the intelligent instrument main control CPU is used for processing intelligent instrument functions, including screen pushing, navigation and audio and video processing; The control system MCU is used for controlling the basic functions of the two-wheel vehicle and reporting the vehicle positioning and track required by the standard; the intelligent main control system power supply of the instrument is used for independently supplying power to the intelligent main control system of the instrument; The instrument control system power supply is used for independently supplying power to the control system and can be supplied with power by a standby battery after the vehicle is parked; The vehicle control system MCU respectively controls the GNSS module signal switch and the communication module signal switch according to the current requirements, so that the GNSS module and the 4G data module are shared in a time-sharing or simultaneous sharing manner between the intelligent instrument main control CPU and the vehicle control system MCU.
  2. 2. The system for sharing the communication and positioning modules of the intelligent instrument of the two-wheeled vehicle according to claim 1, wherein the intelligent instrument main control CPU and the control system MCU are packaged in a chip relatively independently.
  3. 3. The two-wheeled vehicle intelligent instrument communication and positioning module sharing system according to claim 1, wherein the data communication antenna is a 4G data communication antenna; the data communication module is a 4G data communication module; the communication module signal switch is a 4G communication module signal switch.
  4. 4. A switching control method of a communication and positioning module sharing system based on the intelligent instrument of the two-wheeled vehicle according to claim 1,2 or 3, comprising the steps of: When detecting that a navigation software instruction is used on the instrument main screen, the vehicle control system MCU controls the GNSS module signal switch to be connected with the intelligent instrument main control CPU, and switches the navigation positioning data of the GNSS module to the intelligent instrument main control CPU; When the network data function is detected to be used, the vehicle control system MCU controls the 4G communication module signal switch to be connected with the intelligent instrument main control CPU, and the data of the 4G module is switched to the intelligent instrument main control CPU.
  5. 5. The handover control method according to claim 4, further comprising: when the vehicle parking is detected, the power supply of the intelligent main control system of the instrument is turned off, the intelligent instrument main control CPU system stops working, the power supply of the instrument vehicle control system is controlled to continue to supply power to the vehicle control system MCU as a background system, the GNSS module is controlled to be connected with the vehicle control system MUC through the signal switch of the GNSS module, the data communication module is connected with the vehicle control system MUC through the signal switch of the communication module, the positioning and data communication of the vehicle are completed through the GNSS module and the data communication module, and standard positioning and track reporting requirements are carried out.
  6. 6. The handover control method according to claim 4, further comprising: When the power supply of the intelligent main control system of the instrument is unpowered when the main battery of the vehicle is detached or the electric quantity is exhausted and powered off, the standby battery is controlled to continuously supply power to the MCU of the vehicle control system as a background system when the intelligent main control CPU system of the intelligent instrument stops working, the GNSS module is controlled to be connected with the MUC of the vehicle control system through the signal switch of the GNSS module, the data communication module is connected with the MUC of the vehicle control system through the signal switch of the communication module, and the positioning and data communication of the vehicle are finished through the GNSS module and the data communication module, so that standard positioning and track reporting requirements are carried out.
  7. 7. The handover control method according to claim 4, further comprising the step of: And dynamically adjusting the positioning of the GNSS module and the frequency and mode of reporting the communication data of the communication module according to the vehicle state, the environmental condition and the electric quantity of the standby battery.
  8. 8. The handover control method according to claim 7, wherein the step of dynamically adjusting the frequencies and modes of the positioning of the GNSS module and the reporting of the communication data of the communication module according to the vehicle state, the environmental condition and the battery level comprises: The MCU of the vehicle control system continuously monitors the motion state of the vehicle and judges the motion state of the vehicle through the positioning data acquired by the GNSS module; Acquiring navigation positioning data of a GNSS module, determining navigation positioning signal strength and satellite quantity information based on the navigation positioning data, and evaluating the advantages and disadvantages of the current positioning environment; the MCU of the vehicle control system monitors the residual electric quantity of the standby battery in real time and divides different early warning grades according to the electric quantity percentage.
  9. 9. The two-wheeled vehicle intelligent instrument communication and positioning module sharing system according to claim 8, wherein the step of dynamically adjusting the frequency and mode of the positioning of the GNSS module and the reporting of the communication data of the communication module according to the vehicle state, the environmental condition and the battery backup power further comprises: When the electric quantity of the standby battery is detected to be larger than a first threshold value and the vehicle is in a stationary state, reporting GNSS navigation positioning data and communication data according to a default frequency required by a standard; when the vehicle stopping time is detected to exceed the first preset time and is in a completely static state and the GNSS positioning accuracy is stable, the vehicle control system MCU controls the reporting of GNSS navigation positioning data at intervals of a second preset time, but the reporting frequency of communication data is reported according to a second frequency required by a standard; when the vehicle detects tiny movement or vibration in a static state, the MCU control of the vehicle control system immediately returns to the default frequency according to the standard requirement for reporting GNSS navigation positioning data and communication data.
  10. 10. The terminal equipment is characterized by comprising a memory and one or more programs, wherein the steps of dynamically adjusting the positioning of the GNSS module and the frequency and the mode of reporting communication data of the communication module according to the vehicle state, the environment condition and the electric quantity of the standby battery further comprise the following steps: When the electric quantity of the standby battery is detected to be lower than 50% for the first time, the MCU control of the vehicle control system starts to enter an energy-saving mode, when the vehicle is detected to be in a static state, the MCU control of the vehicle control system reports GNSS navigation positioning data every third preset time, and the reporting frequency of communication data is controlled to report according to a third frequency required by a standard; When the electric quantity of the standby battery is detected to be lower than 20% for the first time, the MCU of the vehicle control system enters a deep energy-saving mode, and the GNSS positioning module is controlled to intermittently work, wakes up once every fourth preset time to perform positioning and then immediately sleeps; When the electric quantity of the standby battery is detected to be lower than 5% for the first time, the vehicle control system MCU switches the GNSS module and the 4G module to a low power consumption mode, and the GNSS module and the 4G module are positioned and reported only once at a specified time interval or only when the vehicle is detected to have great displacement, and low electric quantity warning information is sent to the cloud; when the GNSS signals or the positioning accuracy does not reach the standard, the MCU of the vehicle control system is combined with the electric quantity condition of the standby battery to control and increase the wakeup time or the sampling frequency of the GNSS module so as to acquire accurate positioning data.

Description

Communication and positioning module sharing system of intelligent instrument of two-wheel vehicle and switching control method Technical Field The application relates to the technical field of vehicle electronics, in particular to a communication and positioning module sharing system of a two-wheel vehicle intelligent instrument, a switching control method and terminal equipment. Background In the existing two-wheel vehicle intelligent instrument technology, when navigation, audio and video processing, vehicle control and positioning and track reporting functions meeting standard rules are realized, the support of GNSS positioning chips and 4G communication network data is generally relied on. The intelligent instrument part usually adopts a system chip with or additionally added with a module to acquire positioning information and network data for processing push screen, navigation and multimedia service of a user side, and the functions of vehicle positioning and track reporting which are compulsorily required by standard rules are borne by an independent positioning cloud box module. This design results in the intelligent instrument and the positioning cloud box being equipped with a complete GNSS module and a 4G data communication module, respectively, forming two parallel hardware systems. Even in a few two-in-one products in which the cloud box is directly embedded into the instrument shell, only the physical integration of the shell structure is realized, and the internal core module still keeps a separated state without changing the essence of repeated configuration. The multiple problems are caused by the overlapping of the functional modules, namely, firstly, the hardware cost is obviously increased, the purchase and maintenance of two independent systems almost doubles the overall cost, secondly, the redundant module layout occupies a large amount of internal space of the meter, the assembly difficulty and the structural complexity are increased, adverse effects are caused on the appearance design of the vehicle and the overall layout of the vehicle, and furthermore, the separation architecture cannot realize the dynamic sharing of positioning and communication resources, even if the vehicle is in a static state or a low-power consumption state, the two systems still need to independently operate, and the resource allocation cannot be optimized according to actual requirements, so that the energy waste and the system efficiency are low. The defects seriously restrict the light development and cost control of the intelligent instrument, and an innovative scheme capable of integrating resources and improving the integration level is needed. Accordingly, there is a need for improvement and development in the art. Disclosure of Invention The application aims to provide a communication and positioning module sharing system, a switching control method and terminal equipment of a two-wheel vehicle intelligent instrument, which have the advantages of reducing hardware cost, reducing space occupation and improving energy efficiency. The application provides a communication and positioning module sharing system of a two-wheel vehicle intelligent instrument, which has the following technical scheme: Comprising the following steps: The GNSS module antenna is used for receiving GNSS signals; the GNSS module is used for performing global navigation positioning; The GNSS module signal switch is used for switching the control signal and the navigation positioning data of the GNSS module between the intelligent instrument main control CPU and the vehicle control system MCU; the data communication antenna is used for receiving data communication signals; The data communication module is used for carrying out data communication; The communication module signal switch is used for switching the control signal and the communication data signal of the data communication module between the intelligent instrument main control CPU and the vehicle control system MCU; the intelligent instrument main control CPU is used for processing intelligent instrument functions, including screen pushing, navigation and audio and video processing; The control system MCU is used for controlling the basic functions of the two-wheel vehicle and reporting the vehicle positioning and track required by the standard; the intelligent main control system power supply of the instrument is used for independently supplying power to the intelligent main control system of the instrument; The instrument control system power supply is used for independently supplying power to the control system and can be supplied with power by a standby battery after the vehicle is parked; the control system MCU respectively controls the GNSS module signal switch and the communication module signal switch according to the current requirements, so that the GNSS module and the 4G data module are shared in a time-sharing or simultaneous-sharing manner between the intell