CN114422557A - Method for remotely controlling automobile by mobile phone - Google Patents
Method for remotely controlling automobile by mobile phone Download PDFInfo
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- CN114422557A CN114422557A CN202111551699.7A CN202111551699A CN114422557A CN 114422557 A CN114422557 A CN 114422557A CN 202111551699 A CN202111551699 A CN 202111551699A CN 114422557 A CN114422557 A CN 114422557A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000013507 mapping Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000003993 interaction Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000004088 simulation Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000012827 research and development Methods 0.000 abstract description 4
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000006855 networking Effects 0.000 description 7
- 238000011161 development Methods 0.000 description 5
- 238000013144 data compression Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- 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
- H04M1/72415—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 for remote control of appliances
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- 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
- H04M1/72469—User interfaces specially adapted for cordless or mobile telephones for operating the device by selecting functions from two or more displayed items, e.g. menus or icons
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- Computer Networks & Wireless Communication (AREA)
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- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Health & Medical Sciences (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
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Abstract
The invention discloses a method for remotely controlling an automobile by a mobile phone. In order to solve the problem that the control function provided by the mobile phone APP in the prior art cannot meet the requirement, the mobile phone APP is connected with the intelligent cabin through the Internet of vehicles, the mobile phone APP can remotely control the cabin through the Internet of vehicles, the screen of the intelligent cabin is displayed on the screen of the mobile phone through coordinate mapping and screen adaptation, and touch control can be simulated on the screen of the cabin through touch control of a car owner on the screen of the mobile phone, so that full-function control over the cabin can be realized without developing more function items on the mobile phone APP, and the labor cost and the research and development investment are reduced.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a method for remotely controlling an automobile by a mobile phone.
Background
Along with the development of vehicle intellectuality, networking, the car no longer is an isolated individual, can link with other equipment, and the application scene of smart mobile phone control car has been very general at present, and through the car networking APP of smart mobile phone installation, can realize through the network unblock, the trunk is opened, seek multiple functions such as car, air conditioner switch. The remote control function of the Internet of vehicles APP greatly facilitates vehicle users, and under a plurality of scenes, the vehicle users do not need to carry mechanical keys any more. However, with the rapid development of intellectualization, physical entity keys on the vehicle are gradually reduced, the touch screen function of the intelligent cabin becomes an interactive carrier of each vehicle control function, and the functions including a driving mode, an air conditioner switch, light setting and even rearview mirror adjustment can be realized through screen operation. Based on such development trend, we can find that the traditional mobile phone APP remote control function is far less than the vehicle control function realized by the intelligent cabin. Adding functional items at the mobile phone APP terminal in a traditional manner brings great labor input and development workload. The traditional method for controlling the automobile through mobile phone apps is a remote control mode based on a single function, each control function has independent button switch interaction, and functions of unlocking, trunk opening, automobile searching, air conditioner switching and the like are generally realized. For example, a new energy automobile driving computer and application system based on internet of things and cloud computing disclosed in chinese patent literature, whose publication number CN106249641A, includes a driving computer hardware intelligent module including a central processing unit, an equipment after-sale service SaaS cloud platform, and an owner smart phone APP software; the driving computer hardware intelligent module collects vehicle equipment condition information through a CANbus interface circuit, a sensor input sampling interface circuit and a state feedback circuit, processes the vehicle equipment condition information through a central processing unit, sends the vehicle equipment condition information to the SaaS cloud platform server through a data receiving and sending circuit, receives a returned instruction of the SaaS cloud platform server, and remotely controls the vehicle equipment through a driving circuit and a remote control execution component; and the equipment after-sale service SaaS cloud platform is used for providing equipment after-sale service management service for the vehicle enterprises. In this scheme, just as most products at present, utilize cell-phone APP direct control car, and APP's remote control can't provide more functions as can realize on the on-vehicle screen, so still have great limitation.
Disclosure of Invention
The invention mainly solves the problem that the control function provided by the mobile phone APP in the prior art can not meet the requirement; a method for remotely controlling an automobile by a mobile phone is provided.
The technical problem of the invention is mainly solved by the following technical scheme:
the invention comprises the following steps:
a1: the intelligent cabin end of the automobile is connected with the Internet of vehicles; through the Internet of vehicles, the intelligent terminal of the automobile can communicate with the mobile phone APP;
a2: logging in an account through a mobile phone APP, and acquiring an IP address of an intelligent car cabin through the internet of vehicles; the Internet of vehicles can verify and check the mobile phone account of the user, including frequently checking the login place, the login IP address, the user name and the like;
a3: establishing communication connection between the mobile phone and the intelligent cabin of the automobile to realize instruction interaction; the mobile phone sends the operation instruction to the intelligent cabin of the automobile, and remote control over the automobile is achieved.
Preferably, when the vehicle is in a locked condition, the intelligent cabin is in network connection with the vehicle networking platform in a low power consumption mode; when the automobile is locked, no person is in the automobile, the automobile is still connected with the Internet of vehicles platform in an extremely low power consumption mode, so that when the automobile owner controls the automobile through the mobile phone, the automobile can respond in the shortest time, and meanwhile, the power consumption can be reduced, and energy can be saved.
Preferably, the mobile phone APP establishes communication connection with the intelligent cabin through an MQTT protocol to realize instruction interaction. The MQTT protocol is light, simple, open, easy to implement and wide in application range.
Preferably, a video transmission channel is established between the mobile phone and the intelligent cabin through an RTSP streaming media protocol. The intelligent cabin compresses and encodes the data of the display layer of the system into a code stream with h265 format and transmits the data to the mobile phone end for decoding and displaying through an RTSP (real time streaming protocol); because the display interface of the intelligent cockpit mainly takes a static picture, the transmission data volume after the h265 coding is very small; through establishing a transmission channel, the intercommunication between the mobile phone and the vehicle-mounted screen can be realized, namely, the content displayed on the vehicle-mounted screen can be displayed on the mobile phone, and through H265 coding, the transmission speed is high and the data volume is small.
Preferably, in order to realize instruction interaction, the screen of the intelligent cockpit and the screen of the mobile phone are subjected to adaptive conversion; since the screen size and resolution of the smart car screen and the screen of the mobile phone are different, the same content can be displayed on different screens after adaptive conversion.
Preferably, the coordinates of the mobile phone screen are converted into the coordinates of the corresponding point of the cockpit screen through coordinate mapping. Through coordinate conversion, can simulate the touch point on the cell-phone on the cabin screen, thereby the car owner can realize long-range full function control intelligence passenger cabin through the button instruction on the indirect remote control vehicle-mounted screen of contact control cell-phone screen promptly, and need not be on cell-phone APP earlier more function item to the human input and the research and development work load that significantly reduce.
Preferably, a coordinate system is established by taking two adjacent edges of the screen as an axis to perform coordinate conversion of the touch point, and the coordinate conversion algorithm is as follows: the coordinates of the touch points of the cockpit screen = coordinates of the touch points of the mobile phone screen × (cockpit screen resolution)/mobile phone screen resolution.
Preferably, after the intelligent automobile cabin receives the touch control coordinates of the mobile phone end, the simulation of touch input is performed through the adb command to achieve the simulation of the physical click effect. Through simulating the physical click effect, the mobile phone screen can replace a cabin screen, so that a car owner can remotely control the cabin screen, and more control functions are realized.
The invention has the beneficial effects that:
1. the intelligent cabin can be remotely controlled through the Internet of vehicles;
2. the cockpit screen can be remotely operated by converting the mobile phone screen and the cockpit screen;
3. the mobile phone APP can realize full-function control of the cabin without adding more functional items, and labor input and research and development cost are reduced.
Drawings
Fig. 1 is a schematic flow chart of a method for remotely controlling an automobile by using a mobile phone according to the present invention.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b):
the method for remotely controlling the automobile by using the mobile phone in the embodiment, as shown in fig. 1, includes the following steps: a1: the intelligent cabin end of the automobile is connected with the Internet of vehicles; the intelligent automobile cabin can be remotely connected with the mobile phone terminal APP through the Internet of vehicles, so that the intelligent automobile cabin can be remotely controlled by the mobile phone; when the vehicle is under the shutting condition, the intelligence passenger cabin keeps network connection with between the car networking platform with the low-power consumption mode, and unmanned in the car promptly, when the vehicle was locked, the intelligence passenger cabin still keeps network connection with car networking with extremely low consumption, and when the car owner sent control command through cell-phone APP, car intelligence passenger cabin can quick response.
A2: logging in an account through a mobile phone APP, and acquiring an IP address of an intelligent car cabin through the internet of vehicles; after the mobile phone logs in the account, the intelligent cabin is requested to be remotely controlled on the same screen, the vehicle networking can verify the login account of the vehicle owner, the vehicle owner and the corresponding intelligent cabin are connected after the verification is passed, and the remote control of the mobile phone and the intelligent cabin is realized.
A3: establishing communication connection between the mobile phone and the intelligent cabin of the automobile to realize instruction interaction; the mobile phone APP establishes communication connection with the intelligent cabin through an MQTT protocol to realize instruction interaction, the MQTT is a client-server-based message publishing and subscribing transmission protocol, and the MQTT protocol is light, simple, open, easy to realize and wide in application range; the method comprises the steps that a video transmission channel is established between a mobile phone APP and an intelligent cabin through an RTSP streaming media protocol, the intelligent cabin displays a picture layer data compression code to a h265 format code stream through a system, the picture layer data compression code is transmitted to a mobile phone end through the RTSP protocol for decoding and displaying, and the data transmission quantity is very small after the picture layer data compression code actually passes through the h265 coding because a display interface of the intelligent cabin mainly takes a static picture as a main part, so that the data transmission speed between the mobile phone APP and the intelligent cabin is high, and the occupied space is small; in addition, because the display screen of the intelligent cockpit is inconsistent with the display screen of the mobile phone in size, resolution ratio and the like, in order to enable the display pictures of the display screen and the display screen of the mobile phone to be adaptive and the touch control of the car owner on the mobile phone to be simulated on the display screen of the intelligent cockpit, the display screen of the intelligent cockpit and the display screen of the mobile phone are subjected to coordinate mapping: the long edges of the mobile phone screen and the cockpit screen are used as an X axis, the short edges of the mobile phone screen and the cockpit screen are used as a Y axis, a coordinate system is established, coordinates touched by the mobile phone screen are converted into coordinates of corresponding points of the cockpit screen, and after coordinate mapping is carried out, the following functions can be realized: the interface content displayed on the screen of the intelligent cabin can be displayed on the mobile phone in real time and completely, after the relevant control keys are clicked on the mobile phone, the coordinates of the touch points are synchronized to the screen of the intelligent cabin, after the intelligent cabin receives the touch control coordinates issued by the mobile phone end, the corresponding coordinate position on the screen of the intelligent cabin is simulated and clicked through an ADB command, so that remote control is realized, the intelligent cabin is controlled by using a coordinate mapping simulation click method, development of more functional items of the mobile phone APP can be avoided, the full-function control intelligent cabin can be realized on the mobile phone only by mapping the two screens, the labor cost and research and development investment are reduced, and the expansion and popularization are facilitated. Control intelligent passenger cabin through the car networking, can control the car at very far distance, under many application scenes, for example open air conditioner etc. in advance summer, compare and utilize modes such as bluetooth, USB connection to have bigger practicality.
The conversion method for converting the coordinates of the touch points of the mobile phone screen into the coordinates of the touch points of the cockpit screen comprises the following steps: the coordinates of the touch points of the cockpit screen = the coordinates of the touch points of the mobile phone screen and the resolution of the cockpit screen/the resolution of the mobile phone screen; for example, the resolution of the smart cockpit screen is 720 × 1280, the resolution of the mobile phone screen is 1080 × 1920, the coordinates of the mobile phone clicked by the vehicle owner on the mobile phone is (720,480), and the coordinates of the touch point of the cockpit screen is (720 × 720/1080,480 × 1280/1920) = (480,320).
It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A method for remotely controlling an automobile by a mobile phone is characterized by comprising the following steps:
a1: the intelligent cabin end of the automobile is connected with the Internet of vehicles;
a2: logging in an account through a mobile phone APP, and acquiring an IP address of an intelligent car cabin through the internet of vehicles;
a3: the mobile phone is in communication connection with the intelligent automobile cabin, and the screen of the intelligent automobile cabin is controlled through coordinate mapping, so that instruction interaction is realized.
2. The method for remotely controlling an automobile by using a mobile phone as claimed in claim 1, wherein in the step A1, when the vehicle is in a locked condition, the smart car maintains network connection with the Internet of vehicles platform in a low power consumption mode.
3. The method for remotely controlling the automobile by the mobile phone according to claim 1, wherein in the step A3, the mobile phone APP establishes a communication connection with the intelligent cabin through an MQTT protocol to realize instruction interaction.
4. The method of claim 1, wherein the step a3 of establishing a communication connection between the mobile phone and the smart car cabin includes: and a video transmission channel is established between the mobile phone and the intelligent cabin through an RTSP streaming media protocol.
5. The method of claim 4, wherein in step A3, the smart car screen is adaptively converted to the mobile phone screen.
6. The method of claim 5, wherein the adaptive switching comprises: and converting the coordinates of the mobile phone screen into point coordinates corresponding to the screen of the cockpit through coordinate mapping.
7. The method for remotely controlling the automobile by the mobile phone according to claim 6, wherein a coordinate system is established by taking two adjacent edges of the screen as axes for coordinate conversion of the touch point, and the coordinate conversion algorithm comprises: the coordinates of the touch points of the cockpit screen = coordinates of the touch points of the mobile phone screen × (cockpit screen resolution)/mobile phone screen resolution.
8. The method for remotely controlling the automobile by the mobile phone according to claim 7, wherein after the intelligent automobile cabin receives the touch control coordinates of the mobile phone end, the simulation of the touch input is performed by an adb command to realize the simulation of the physical click effect.
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CN202111551699.7A CN114422557A (en) | 2021-12-17 | 2021-12-17 | Method for remotely controlling automobile by mobile phone |
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