CN113936358A - Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof - Google Patents

Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof Download PDF

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Publication number
CN113936358A
CN113936358A CN202111370069.XA CN202111370069A CN113936358A CN 113936358 A CN113936358 A CN 113936358A CN 202111370069 A CN202111370069 A CN 202111370069A CN 113936358 A CN113936358 A CN 113936358A
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China
Prior art keywords
mobile phone
vehicle
equipment
processing unit
central processing
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CN202111370069.XA
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Chinese (zh)
Inventor
吴江帆
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Shenzhen Qizheng Electronics Technology Co ltd
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Shenzhen Qizheng Electronics Technology Co ltd
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Priority to CN202111370069.XA priority Critical patent/CN113936358A/en
Publication of CN113936358A publication Critical patent/CN113936358A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841—Registering performance data
    • G07C5/085—Registering performance data using electronic data carriers
    • G07C5/0866—Registering performance data using electronic data carriers the electronic data carrier being a digital video recorder in combination with video camera
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
    • H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Telephone Function (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

The invention relates to a vehicle-mounted device with functions of vehicle-mounted screen projection and driving recording of a mobile phone and an implementation method thereof. The existing products such as the vehicle rearview mirror, the automobile data recorder and the like have single functions and are troublesome in data updating. The equipment of the invention is composed of a shell part, a touch display screen, a camera, a circuit board, a key, a binding band and a connecting accessory jack part, wherein the circuit part mainly comprises: the circuit part mainly comprises: the system comprises a central processing unit A, a central processing unit B, FM module, a power conversion DC, a power management chip, a storage chip EMMC and various functional connection parts. The realization method comprises the following steps: a screen projecting chip or a protocol chip at a high stable end is added on an original single functional mainboard of the Linux system recorder, screen projecting protocols and Bluetooth connection matching protocols of various brands of mobile phones are matched through software, and wireless connection is achieved in an WIFI2.4G/5G data transmission mode or wired connection is achieved in a mobile phone USB data line transmission mode.

Description

Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof
Technical Field
The invention relates to the technical field of vehicle electronics, in particular to a vehicle-mounted device with mobile phone vehicle-mounted screen projection and driving recording functions and an implementation method thereof.
Background
The existing vehicle rearview mirror can only be used for a driver to observe the situation behind a vehicle, and has single function and no vehicle running recording function. The single recording function rearview mirror and the multifunctional android navigation rearview mirror in the existing market need 3/4G network flow to realize data updating, the afterloading function is limited and applied less, the system jamming faults are more, and the frequency band of the global 3/4G network is not uniform and unstable.
Disclosure of Invention
The invention aims to provide vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and an implementation method thereof, wherein a single Linux system driving recording function is combined with a vehicle machine of a vehicle, and the vehicle-mounted screen projection function (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of a user is connected with the equipment to extend the application and service of a mobile phone to the vehicle-mounted equipment to become multifunctional and diversified equipment, so that the instability of an equipment connection network caused by non-uniform global network frequency bands is prevented, the functions of displaying the screen projection of the mobile phone, the online navigation of the mobile phone network, the online music playing of the network, the online video playing of the network and the like on the equipment are realized, the normal operation of the online navigation of the mobile phone network during screen projection of the equipment after the screen of the mobile phone is turned off, the interference is avoided, and the complicated operation that a consumer needs to open the mobile phone navigation while using a recorder is avoided.
The invention relates to vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions, which consists of a shell, a touch display screen, a camera, a rear camera, a binding belt buckle, a binding belt, a circuit board, a key and a connecting accessory jack part.
The shell comprises a face shell and a bottom shell, the face shell is in a hollow frame shape, face shell decorating parts A and face shell decorating parts B are arranged on two sides of the face shell respectively, and a touch display screen is arranged in the middle of the face shell.
The camera and the camera fixing ring are arranged on the edge part of the surface of the bottom shell, and the circuit board, the microphone and the loudspeaker are arranged in the bottom shell; the left and right parts of the surface of the bottom shell are symmetrically provided with a bandage buckle and a bandage for fixedly mounting the whole vehicle-mounted rearview mirror conveniently, the lower part of the bottom shell is provided with a key, the edge of the upper part of the bottom shell is provided with a connection accessory jack part, and the connection accessory jack part comprises a USB power jack, an AV jack, a TF (TransFlash) clamping seat and a GPS (Global positioning System) jack.
The rear camera is arranged at the tail of the automobile and used for recording the conditions of the rear part of the automobile.
The circuit board circuit mainly includes: central processing unit A, central processing unit B, FM module, power conversion DC, the power management chip, memory chip EMMC and each function connection part, central processing unit A respectively with cell-phone WIFI, the FM module is connected, central processing unit B respectively with memory chip EMMC, the camera, rear camera, audio power amplifier, the TF card, GPS, the microphone is connected, by automobile power supply, power converter DC and power management chip connect central processing unit A and central processing unit B power supply respectively, central processing unit A and central processing unit B connection control IC, control touch display screen LCD, reach the intelligent display purpose.
When the Bluetooth projection screen device is used, the bandage buckle and the bandage are bound with a vehicle rearview mirror or fixed on a vehicle center console through a base sucker, a rear camera connecting line plug is inserted into an AV jack for connection, the rear camera shoots the rear condition, the Bluetooth of the Bluetooth search connecting device is opened by the mobile phone, and the connection between the vehicle-mounted projection screen function and the device of the mobile phone (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) is realized
The invention relates to a method for realizing vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions, which comprises the following steps: a stable high-end screen projection chip or a protocol chip (such as an apple MIFI chip and other protocol chips) is added on an original single Linux system recording function mainboard; matching screen projection protocols of various brands of mobile phones through software, wherein the screen projection protocols comprise CarPLAy, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like; the Bluetooth is connected with a matching protocol, and the wireless connection is carried out in an WIFI2.4G/5G data transmission mode or the wired connection is carried out in a USB data line transmission mode through a mobile phone.
The specific operation method comprises the following steps:
A. wireless screen projection operation: after the equipment is started, firstly, the Bluetooth name of the equipment is searched by using the Bluetooth function of the mobile phone, matching connection is clicked, after the Bluetooth connection is successful, the mobile phone automatically opens the screen projection function (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of the connected equipment, and the successfully connected equipment can open (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) function to operate any application.
Wired screen projection operation: through the USB connector that equipment was reserved, plug in cell-phone USB data line and be connected to the cell-phone, realize cell-phone CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife etc. and on-vehicle screen of throwing.
B. The Bluetooth module is automatically matched, connected with password memory, WIFI2.4G/5G data transmission is carried out, and single Linux system recording function equipment is projected on a screen through the mobile phone of a user
The functions of (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) are connected, so that the multifunctional mobile phone becomes diversified and multifunctional equipment, the mobile phone network is subjected to online navigation, online network music playing, online network video playing and the like, and the equipment is thrown into the mobile phone network to run normally after the mobile phone is automatically turned off, and the equipment and the network online navigation do not interfere with each other.
C. Wireless FM transmission, transmitting the sound of the device to the car radio's stereo, including variable input gain programming, optional pre-emphasis, low-precision MPX stereo coding and pilot tone generation, low-noise PLL-based modulation, and on-chip power amplifiers with variable output levels and radio frequency bandpass filtering to ensure optimal transmission spectral purity.
The invention has the advantages that: the mobile phone on-board screen projection function (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) can be realized on the single Linux system on-board equipment, and the mobile phone on-board screen projection function is connected with the equipment to extend the application and service of the mobile phone to the on-board equipment without mutual interference; after the mobile phone is connected with the equipment, mobile phone functions such as a mobile phone network online navigation map, multimedia and the like can be thrown onto a screen of the recorder equipment, so that the use of multiple functions of a large system is realized, and the global 4G mobile phone network is matched, safe and stable; the mobile phone is mainly applied to the connection of a mobile phone and vehicle-mounted equipment, the application and the service of the mobile phone are extended to the vehicle-mounted equipment, all-weather driving safety is assisted, the mobile phone is also applicable to outdoor activities, and the mobile phone is ultrathin, light, easy to operate and use and beneficial to popularization.
Drawings
FIG. 1 is a schematic view of the overall structure of the rear housing of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention in the face-piece orientation;
FIG. 3 is a schematic view of the components of the present invention in an exploded configuration;
fig. 4 is a schematic block diagram of the circuit of the present invention.
In the figure: the multifunctional mobile phone comprises a face shell 1, a touch display screen 2, a face shell decoration A3, a face shell decoration B4, a bottom shell 5, a camera 6, a camera fixing ring 7, a key 8, a bandage buckle 9, a bandage 10, a USB power jack 11, an AV jack 12, a TF card seat 13, a GPS jack 14, a circuit board 15, a microphone 16, a loudspeaker 17 and a rear camera 18.
Detailed Description
The invention will be described in further detail in the following description of preferred embodiments with reference to the accompanying drawings:
the portable electronic device comprises a shell, a touch display screen (2), a camera (6), a rear camera (18), a binding belt buckle (9), a binding belt (10), a circuit board (15), a key (8) and a connecting accessory jack part.
The shell comprises a face shell (1) and a bottom shell (5), the face shell (1) is in a hollow frame shape, face shell decorating parts A (3) and face shell decorating parts B (4) are arranged on two sides of the face shell (1) respectively, and a touch display screen (2) is arranged in the middle of the face shell (1).
A camera (6) and a camera fixing ring (7) are arranged on the edge part of the surface of the bottom shell (5), and a circuit board (15), a microphone (16) and a loudspeaker (17) are arranged in the bottom shell (5); bandage buckles (9) and bandages (10) which are convenient for fixedly mounting the whole vehicle-mounted rearview mirror are symmetrically arranged on the left portion and the right portion of the surface of the bottom shell (5), a key (8) is arranged on the lower portion of the bottom shell (5), a connection accessory jack portion is arranged on the edge of the upper portion of the bottom shell (5), and the connection accessory jack portion comprises a USB power jack (11), an AV jack (12), a TF card holder (13) and a GPS jack (14).
The rear camera (18) is arranged at the tail of the automobile and used for recording the situation of the rear part of the automobile.
The circuit board circuit mainly includes: central processing unit A, central processing unit B, FM module, power conversion DC, the power management chip, memory chip EMMC and each function connection part, central processing unit A respectively with cell-phone WIFI, the FM module is connected, central processing unit B respectively with memory chip EMMC, the camera, rear camera, audio power amplifier, the TF card, GPS, the microphone is connected, by automobile power supply, power converter DC and power management chip connect central processing unit A and central processing unit B power supply respectively, central processing unit A and central processing unit B connection control IC, control touch display screen LCD, reach the intelligent display purpose.
When the automobile rearview mirror binding belt is used, the binding belt buckle (9) and the binding belt (10) are bound with an automobile rearview mirror, or are fixed on an automobile center console through a base sucker. The plug of the connecting line of the rear camera is inserted into the AV jack (12) for connection, the rear camera (18) shoots the rear state, the mobile phone opens the Bluetooth searching connection device to realize (CarPlay or Android AUTO and the like) function screen projection, and the mobile phone and the device are in wireless connection in an WIFI2.4G/5G data transmission form or in wired connection in a mobile phone USB data line transmission form through a Bluetooth connection matching protocol.
The invention relates to a method for realizing vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions, which comprises the following steps: a screen projecting chip or a protocol chip (such as other protocol chips like an apple MIFI chip) at a stable high end is added on an original single Linux system recording function mainboard, screen projecting protocols (Bluetooth connection matching, WIFI2.4G/5G data transmission form wireless connection or mobile phone USB data line transmission form wired connection and a universal screen projecting protocol of a mobile phone system APP self-contained in the mobile phone system) of various brands of mobile phones are matched through software, wherein the apple ISO system screen projecting protocol is CarPlay, the Android system screen projecting protocol is various brands of mobile phone protocols like Android AUTO, HUAWEI HiCar and Baidu Carlife.
The specific operation method comprises the following steps:
A. wireless screen projection operation: after the equipment is started, firstly, the Bluetooth name of the equipment is searched by using the Bluetooth function of the mobile phone, matching connection is clicked, after the Bluetooth connection is successful, the mobile phone automatically opens the screen projection function (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of the connected equipment, and the successfully connected equipment can open (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) function to operate any application.
Wired screen projection operation: through the USB connector that equipment was reserved, plug in cell-phone USB data line and be connected to the cell-phone, realize cell-phone CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife etc. and on-vehicle screen of throwing.
B. The Bluetooth module is automatically matched, password memory is connected, WIFI2.4G/5G data transmission is carried out, single Linux system recording function equipment is connected through a vehicle-mounted screen projection (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of a user mobile phone, the Linux system recording function equipment becomes diversified and multifunctional equipment, the mobile phone network is in online navigation, network online music playing, network online video playing and the like, the equipment is in online navigation normal operation after the mobile phone is automatically turned off, and the equipment is not interfered with each other.
C. The FM radio transmits the sound of the equipment to the sound of the car radio, the FM radio chip QN8027, QN8027 is a high-performance, low-power consumption, full-function monolithic stereo radio transmitter, for portable audio/video player, auto parts, mobile phone and GPS personal navigation equipment design. QN8027 covers a step global frequency modulation band support with frequencies from 76MHz to 108MHz50/100/200 kHz. QN8027 also supports RDS/RBDS data transfer. QN8027 integrates a complete transmitter function from stereo audio input to the rf antenna port for global fm band personal area broadcasting. It includes variable input gain programming, optional pre-emphasis, low-precision spur MPX stereo coding and pilot tone generation, low-noise PLL-based modulation, and on-chip power amplifiers with variable output levels and radio frequency bandpass filtering to ensure optimal transmission spectral purity.

Claims (3)

1. The vehicle-mounted equipment with the functions of vehicle-mounted screen projection and driving recording of the mobile phone is characterized by comprising a shell, a touch display screen (2), a camera (6), a rear camera (18), a binding belt buckle (9), a binding belt (10), a circuit board (15), a key (8) and a connecting accessory jack part, wherein the shell comprises a face shell (1) and a bottom shell (5), the face shell (1) is in a hollow frame shape, two sides of the face shell (1) are respectively provided with a face shell decorating part A (3) and a face shell decorating part B (4), and the touch display screen (2) is arranged in the middle of the face shell (1); a camera (6) and a camera fixing ring (7) are arranged on the edge part of the surface of the bottom shell (5), and a circuit board (15), a microphone (16) and a loudspeaker (17) are arranged in the bottom shell (5); the left part and the right part of the surface of the bottom shell (5) are symmetrically provided with a bandage buckle (9) and a bandage (10) which are convenient for fixedly installing the whole vehicle-mounted rearview mirror, the lower part of the bottom shell (5) is provided with a key (8), the edge of the upper part of the bottom shell (5) is provided with a connecting accessory jack part, and the connecting accessory jack part comprises a USB power jack (11), an AV jack (12), a TF card holder (13) and a GPS jack (14); the rear camera (18) is arranged at the tail of the automobile and used for recording the situation of the rear part of the automobile.
2. The vehicle-mounted device with the screen-projecting and driving recording functions of the mobile phone as claimed in claim 1, wherein the circuit of the circuit board (15) mainly comprises: central processing unit A, central processing unit B, FM module, power conversion DC, the power management chip, memory chip EMMC and each function connection part, central processing unit A respectively with the WIFI module, bluetooth module, the FM module is connected, central processing unit B respectively with memory chip EMMC, the camera, rear camera, audio power amplifier, the TF card, GPS, the microphone is connected, by automobile power supply, central processing unit A and central processing unit B power supply are connected respectively to power conversion DC and power management chip, central processing unit A and central processing unit B connection control IC, control touch display screen LCD, reach the intelligent display purpose. The circuit part of the circuit board mainly comprises: the central processing unit CPU and vehicle event data recorder module, back vision camera module, throw the screen chip, connect some modules of accessory jack, FM emission chip, power management module that are connected with it respectively.
3. A method for realizing vehicle-mounted equipment with functions of mobile phone vehicle-mounted screen projection and driving recording is characterized by comprising the following steps: a screen projecting chip or a protocol chip at a high stable end is added on an original single functional mainboard of the Linux system recorder; matching screen projection protocols of various brands of mobile phones through software, wherein the screen projection protocols comprise CarPLAy, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like; through a Bluetooth connection matching protocol, wireless connection is carried out in an WIFI2.4G/5G data transmission mode or wired connection is carried out in a mobile phone USB data line transmission mode; the operation method comprises the following steps:
A. wireless screen projection operation: after the equipment is started, firstly, the Bluetooth name of the equipment is searched by using the Bluetooth function of the mobile phone, matching connection is clicked, after the Bluetooth connection is successful, the mobile phone automatically opens the screen projection function (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of the connected equipment, and the successfully connected equipment can open (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) function to operate any application. Wired screen projection operation: through a reserved USB connector of the equipment, a mobile phone USB data line is plugged to be connected to a mobile phone, so that vehicle-mounted screen projection of mobile phones CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like is realized;
B. the method comprises the following steps that a Bluetooth module is automatically matched, password memory is connected, WIFI2.4G/5G data transmission is carried out, single Linux system recording function equipment is connected through a mobile phone vehicle-mounted screen projection (CarPlay, Android AUTO, HUAWEI HiCar, Baidu Carlife and the like) of a user, the Linux system recording function equipment becomes diversified and multifunctional equipment, a mobile phone network is subjected to online navigation, network online music playing, network online video playing and the like, and the equipment is subjected to online navigation of the mobile phone network after the mobile phone is automatically turned off, and does not interfere with each other;
C. wireless FM transmission, transmitting the sound of the device to the car radio's stereo, including variable input gain programming, optional pre-emphasis, low-precision MPX stereo coding and pilot tone generation, low-noise PLL-based modulation, and on-chip power amplifiers with variable output levels and radio frequency bandpass filtering to ensure optimal transmission spectral purity.
CN202111370069.XA 2021-11-18 2021-11-18 Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof Pending CN113936358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111370069.XA CN113936358A (en) 2021-11-18 2021-11-18 Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111370069.XA CN113936358A (en) 2021-11-18 2021-11-18 Vehicle-mounted equipment with mobile phone vehicle-mounted screen projection and driving recording functions and implementation method thereof

Publications (1)

Publication Number Publication Date
CN113936358A true CN113936358A (en) 2022-01-14

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