CN108965439A - A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module - Google Patents
A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module Download PDFInfo
- Publication number
- CN108965439A CN108965439A CN201810807454.8A CN201810807454A CN108965439A CN 108965439 A CN108965439 A CN 108965439A CN 201810807454 A CN201810807454 A CN 201810807454A CN 108965439 A CN108965439 A CN 108965439A
- Authority
- CN
- China
- Prior art keywords
- unit
- emergency
- accident
- wifi communication
- scene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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]
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/90—Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Public Health (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention belongs to field of intelligent control technology, in particular to the emergency method of a kind of vehicle traffic accident emergency system based on WIFI communication module.Vehicle traffic accident emergency system based on WIFI communication module of the invention includes accident emergency module and multiple vehicle monitoring modules, and each vehicle monitoring module includes central processing unit, interface unit, road vehicle information acquisition unit, face information recognition unit, input unit, positioning unit, WIFI communication unit and power supply unit.It is good using emergency method communication efficiency of the invention, vehicle traffic accident can be responded in time.
Description
Technical field
The invention belongs to field of intelligent control technology, in particular to a kind of vehicle traffic accident based on WIFI communication module
The emergency method of emergency system.
Background technique
With the fast development of road traffic, private car increases, and vehicle traffic accident frequently occurs, with traffic problems
Attention increasingly, when encountering traffic incident, the urgent prediction scheme in city seems relatively weak, can not be in time to vehicular traffic thing
Therefore carry out emergency processing.
The emergency method of vehicle traffic accident emergency system existing in the prior art, communication capacity is limited, can not be timely
Vehicle traffic accident is responded, not can guarantee that road vehicle is unblocked, and there is an urgent need to improve.
Summary of the invention
The present invention in order to overcome the above-mentioned deficiencies of the prior art, provides a kind of vehicular traffic based on WIFI communication module
The emergency method of accident emergency system, communication efficiency of the invention is good, can respond in time to vehicle traffic accident.
Solve the problems, such as techniques discussed above, the technical scheme adopted by the invention is as follows:
A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module, it is described to be communicated based on WIFI
The vehicle traffic accident emergency system of module includes accident emergency module and multiple vehicle monitoring modules, each vehicle prison
Control module includes central processing unit, interface unit, road vehicle information acquisition unit, face information recognition unit, input
Unit, positioning unit, WIFI communication unit and power supply unit,
Interface unit, for providing the access of electronic equipment；
Road vehicle information acquisition unit, for acquiring the road vehicle information of the scene of the accident；
Face information recognition unit, for acquiring the driver information of the scene of the accident；
Input unit, for issuing interaction request to the central processing unit；
Positioning unit is positioned for the location information to the scene of the accident；
WIFI communication unit, the communication link for establishing between the vehicle monitoring module and the accident emergency module
It connects；
Central processing unit, respectively with interface unit, road vehicle information acquisition unit, face information recognition unit,
Input unit, positioning unit are connected between WIFI communication unit；
Power supply unit, for being powered for modules；
The emergency method of the vehicle traffic accident emergency system based on WIFI communication module includes:
S1, the input unit issue interaction request to the central processing unit；
S2, the road vehicle information acquisition unit acquire the road vehicle information of the scene of the accident, and the face information is known
The driver information of the other unit acquisition scene of the accident；
S3, the central processing unit carry out the road vehicle information of the scene of the accident and the driver information of the scene of the accident
Analysis processing, and processing result is sent to accident emergency module；
S4, the accident emergency module carry out emergency command operation to the scene of the accident.
Preferably, the accident emergency module includes GPRS communication unit, vehicular traffic supervision unit, emergency command list
Member, wherein
Communication connection is established between GPRS communication unit, with the WIFI communication unit；
Vehicular traffic supervision unit, for carrying out traffic supervision, the vehicular traffic supervision unit difference to the scene of the accident
It is connected between GPRS communication unit, emergency command unit；
Emergency command unit, for the scene of the accident carry out emergency command operation, the emergency command unit respectively with work
Make staffing unit, traffic intelligence control commander unit, machine to command and be connected between unit.
Preferably, said supply unit includes solar panels, filter unit, electric energy conversion unit, energy storage unit, institute
It states and is connected between solar panels and filter unit, the filter unit is connected with electric energy conversion unit, the electric energy conversion
Unit is connected by energy storage unit with central processing unit.
Preferably, the filter unit includes first capacitor C1, one end connection solar panels of the first capacitor C1
Signal output end, one end of the other end connection first resistor R1 of the first capacitor C1, the other end of the first resistor R1
It is separately connected one end of second resistance R2, the negative signal input terminal of the first amplifier A1, the anode of the first amplifier A1
Signal input part be separately connected one end of the second capacitor C2, one end of 3rd resistor R3, the 4th resistance R4 one end, the described 4th
The other end of resistance R4 connects power supply, and the other end of the second capacitor C2, the other end of 3rd resistor R3 are grounded, and described the
The signal output end of one amplifier A1 passes through the signal input part of third capacitor C3 connection electric energy conversion unit.
It is further preferred that the central processing unit includes central processing element, the model of the central processing element
For MSP430 series monolithic.
It is further preferred that the road vehicle information acquisition unit and face information recognition unit include camera.
It is further preferred that the input unit is switch or input keyboard.
It is further preferred that the electric energy conversion unit includes electric energy conversion chip, the model of the electric energy conversion chip
For MAX5035.
The invention has the benefit that
(1), the vehicle traffic accident emergency system of the invention based on WIFI communication module include accident emergency module with
And multiple vehicle monitoring modules, each vehicle monitoring module include central processing unit, interface unit, road vehicle letter
Cease acquisition unit, face information recognition unit, input unit, positioning unit, WIFI communication unit and power supply unit, the present invention
It is established and is communicated to connect by WIFI communication module, structure of the invention is simple, and it is good using emergency method communication efficiency of the invention,
Vehicle traffic accident can be responded in time.
(2), the present invention is powered using solar energy system, and solar powered module includes energy storage unit, electric energy conversion
Unit, filter unit, solar panels, therefore the energy is preferably utilized in the present invention, has saved the energy.
Detailed description of the invention
Below to width attached drawing every in description of the invention expression content and figure in label be briefly described:
Fig. 1 is the structure of the vehicle traffic accident emergency system based on WIFI communication module of one embodiment of the present of invention
Functional block diagram.
Fig. 2 is the structural principle block diagram of the power supply unit of one embodiment of the present of invention.
Fig. 3 is the circuit diagram of the filter unit of one embodiment of the present of invention.
Label in above-mentioned figure is equal are as follows:
10-11-interface units of central processing unit
12-road vehicle information acquisition unit 13-face information recognition units
14-15-positioning units of input unit
16-WIFI communication unit 21-GPRS communication units
22-vehicular traffic supervision unit 23-emergency command units
Specific embodiment
Below against attached drawing, to shape, construction, each section of for example related each component of a specific embodiment of the invention
Between mutual alignment and connection relationship, the effect of each section and working principle etc. be described in further detail:
As shown in Figure 1, a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module, the base
In the vehicle traffic accident emergency system of WIFI communication module include accident emergency module and multiple vehicle monitoring modules, each
The vehicle monitoring module includes central processing unit 10, interface unit 11, road vehicle information acquisition unit 12, face letter
Recognition unit 13, input unit 14, positioning unit 15, WIFI communication unit 16 and power supply unit are ceased,
Specifically, the interface unit 11 includes a variety of different types of interfaces, when consumer electronic devices are inserted into interface,
Interface unit 11 starts interworking mode, and the electronic equipment includes mobile phone, computer or tablet computer.
Road vehicle information acquisition unit 12, for acquiring the road vehicle information of the scene of the accident；
Face information recognition unit 13, for acquiring the driver information of the scene of the accident；
Input unit 14, for issuing interaction request to the central processing unit 10；
Positioning unit 15 is positioned for the location information to the scene of the accident；
WIFI communication unit 16, the communication link for establishing between the vehicle monitoring module and the accident emergency module
It connects；
Central processing unit 10 is identified with interface unit 11, road vehicle information acquisition unit 12, face information respectively
Unit 13, positioning unit 15, is connected between WIFI communication unit 16 input unit 14；
Power supply unit, for being powered for modules.
Specifically, the road vehicle information acquisition unit 12 includes camera, the terrain vehicle of the scene of the accident is acquired in real time
Information, the face information recognition unit 13 include camera, carry out identification operation to car owner's face information, acquire thing in real time
Therefore the driver information at scene.
The present invention also provides a kind of emergency method packets of vehicle traffic accident emergency system based on WIFI communication module
It includes:
S1, the input unit 14 issue interaction request to the central processing unit 10；
S2, the road vehicle information acquisition unit 12 acquire the road vehicle information of the scene of the accident, the face information
The driver information of the acquisition of recognition unit 13 scene of the accident；
S3, the central processing unit 10 to the driver information of the road vehicle information of the scene of the accident and the scene of the accident into
Row analysis processing, and processing result is sent to accident emergency module；
S4, the accident emergency module carry out emergency command operation to the scene of the accident.
Step S4, which is specifically included, receives processing by the GPRS communication unit 21 as a result, passing sequentially through vehicular traffic supervision
Unit 22, emergency command unit 23.
The accident emergency module includes GPRS communication unit 21, vehicular traffic supervision unit 22, emergency command unit 23,
Wherein,
Communication connection is established between GPRS communication unit 21, with the WIFI communication unit 16；
Vehicular traffic supervision unit 22, for carrying out traffic supervision, the vehicular traffic supervision unit 22 to the scene of the accident
It is connected between GPRS communication unit 21, emergency command unit 23 respectively；
Emergency command unit 23, for carrying out emergency command operation to the scene of the accident, the emergency command unit 23 is distinguished
Unit, traffic intelligence control commander unit, machine is commanded to command and be connected between unit with staff.
When there is emergency event, operation is dredged to carry out accident by the accident emergency module, passes through staff
Unit is commanded to issue evacuation and emergency measure to burst accident place；Or it is carried out by traffic intelligence control commander's unit
Traffic lights or traffic police carry out commander's operation of traffic route, reduce the generation of congestion accident；Unit can also be commanded by machine
Evacuation and emergency measure are issued to burst accident place.
As shown in Fig. 2, said supply unit includes solar panels, filter unit, electric energy conversion unit, power storage list
Member is connected between the solar panels and filter unit, and the filter unit is connected with electric energy conversion unit, the electric energy
Converting unit is connected by energy storage unit with central processing unit 10.
Specifically, the solar panels convert the solar into electric power signal, electric power signal is carried out by filter unit
Filtering, and filtered electric power signal is input to the conversion that electric energy conversion unit carries out electric power signal, be converted to modules
The electric power signal size needed, output 12V electric signal to energy storage unit.The energy storage unit can be battery.
As shown in figure 3, the filter unit includes first capacitor C1, one end of the first capacitor C1 connects solar panels
Signal output end, the first capacitor C1 the other end connection first resistor R1 one end, the first resistor R1's is another
End is separately connected the negative signal input terminal of one end of second resistance R2, the first amplifier A1, and the first amplifier A1 is just
Pole signal input part be separately connected one end of the second capacitor C2, one end of 3rd resistor R3, the 4th resistance R4 one end, described
The other end of four resistance R4 connects power supply, and the other end of the second capacitor C2, the other end of 3rd resistor R3 are grounded, described
The signal output end of first amplifier A1 passes through the signal input part of third capacitor C3 connection electric energy conversion unit.
Specifically, the first capacitor C1, the second capacitor C2, third capacitor C3 are filter capacitor, the filter unit
Good wave filtering effect.
In conclusion the vehicle traffic accident emergency system of the invention based on WIFI communication module includes accident emergency mould
Block and multiple vehicle monitoring modules, each vehicle monitoring module include central processing unit 10, interface unit 11, road
Road vehicles information acquisition unit 12, face information recognition unit 13, input unit 14, positioning unit 15, WIFI communication unit 16
And power supply unit, the present invention establish communication connection by WIFI communication module, structure of the invention is simple, using of the invention
Emergency method communication efficiency is good, can respond in time to vehicle traffic accident, and the present invention has taken into account traffic lights, staff
It is harmonious between driver, emergency response can be carried out to emergency event, the unblocked of traffic be effectively ensured, reliably
Property is good.
The above content is combine specific preferred embodiment to the further description of the invention made, and it cannot be said that originally
The specific embodiment of invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs,
The other embodiments obtained in the case where not departing from technical solution of the present invention, should be included within the scope of the present invention.
Claims (8)
1. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module, it is characterised in that: the base
In the vehicle traffic accident emergency system of WIFI communication module include accident emergency module and multiple vehicle monitoring modules, each
The vehicle monitoring module include central processing unit (10), interface unit (11), road vehicle information acquisition unit (12),
Face information recognition unit (13), input unit (14), positioning unit (15), WIFI communication unit (16) and power supply unit,
Interface unit (11), for providing the access of electronic equipment；
Road vehicle information acquisition unit (12), for acquiring the road vehicle information of the scene of the accident；
Face information recognition unit (13), for acquiring the driver information of the scene of the accident；
Input unit (14), for issuing interaction request to the central processing unit (10)；
Positioning unit (15), positions for the location information to the scene of the accident；
WIFI communication unit (16), the communication link for establishing between the vehicle monitoring module and the accident emergency module
It connects；
Central processing unit (10) is known with interface unit (11), road vehicle information acquisition unit (12), face information respectively
Other unit (13), input unit (14), positioning unit (15), WIFI communication unit are connected between (16)；
Power supply unit, for being powered for modules；
The emergency method of the vehicle traffic accident emergency system based on WIFI communication module includes:
S1, the input unit (14) issue interaction request to the central processing unit (10)；
S2, the road vehicle information acquisition unit (12) acquire the road vehicle information of the scene of the accident, and the face information is known
The driver information of other unit (13) the acquisition scene of the accident；
S3, the central processing unit (10) carry out the road vehicle information of the scene of the accident and the driver information of the scene of the accident
Analysis processing, and processing result is sent to accident emergency module；
S4, the accident emergency module carry out emergency command operation to the scene of the accident.
2. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as described in claim 1,
It is characterized by: the accident emergency module includes GPRS communication unit (21), vehicular traffic supervision unit (22), emergency command
Unit (23), wherein
Communication connection is established between GPRS communication unit (21), with the WIFI communication unit (16)；
Vehicular traffic supervision unit (22), for carrying out traffic supervision, the vehicular traffic supervision unit (22) to the scene of the accident
It is connected between (23) with GPRS communication unit (21), emergency command unit respectively；
Emergency command unit (23), for carrying out emergency command operation to the scene of the accident, the emergency command unit (23) is respectively
Unit, traffic intelligence control commander unit, machine is commanded to command and be connected between unit with staff.
3. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as claimed in claim 2,
It is characterized by: said supply unit includes solar panels, filter unit, electric energy conversion unit, energy storage unit, it is described too
Positive to be connected between plate and filter unit, the filter unit is connected with electric energy conversion unit, the electric energy conversion unit
It is connected by energy storage unit with central processing unit (10).
4. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as claimed in claim 3,
It is characterized by: the filter unit includes first capacitor C1, the signal of one end connection solar panels of the first capacitor C1
Output end, one end of the other end connection first resistor R1 of the first capacitor C1, the other end difference of the first resistor R1
Connect one end of second resistance R2, the negative signal input terminal of the first amplifier A1, the positive signal of the first amplifier A1
Input terminal be separately connected one end of the second capacitor C2, one end of 3rd resistor R3, the 4th resistance R4 one end, the 4th resistance
The other end of R4 connects power supply, and the other end of the second capacitor C2, the other end of 3rd resistor R3 are grounded, and described first puts
The signal output end of big device A1 passes through the signal input part of third capacitor C3 connection electric energy conversion unit.
5. a kind of vehicle traffic accident emergency system based on WIFI communication module as described in Claims 1-4 any one
Emergency method, it is characterised in that: the central processing unit (10) includes central processing element, the central processing element
Model MSP430 series monolithic.
6. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as claimed in claim 5,
It is characterized by: the road vehicle information acquisition unit (12) and face information recognition unit (13) include camera.
7. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as claimed in claim 6,
It is characterized by: the input unit (14) is switch or input keyboard.
8. a kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module as claimed in claim 7,
It is characterized by: the electric energy conversion unit includes electric energy conversion chip, the model MAX5035 of the electric energy conversion chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807454.8A CN108965439A (en) | 2018-07-21 | 2018-07-21 | A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807454.8A CN108965439A (en) | 2018-07-21 | 2018-07-21 | A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108965439A true CN108965439A (en) | 2018-12-07 |
Family
ID=64463108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810807454.8A Pending CN108965439A (en) | 2018-07-21 | 2018-07-21 | A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108965439A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329192A (en) * | 2019-06-26 | 2019-10-15 | 河南美力达汽车有限公司 | A kind of electric car automatic rescue system |
| DE102020105949A1 (en) | 2020-03-05 | 2021-09-09 | Audi Aktiengesellschaft | System for accident damage detection and communication |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202352073U (en) * | 2011-11-18 | 2012-07-25 | 厦门市鼎朔信息技术有限公司 | System for disposing traffic accidents |
| CN203225718U (en) * | 2013-04-15 | 2013-10-02 | 成都瑞途电子有限公司 | Active band-pass filter |
| CN105374205A (en) * | 2015-11-20 | 2016-03-02 | 南京中科创达软件科技有限公司 | Wi-Fi network-based urban emergency event processing system |
| CN108154678A (en) * | 2017-12-25 | 2018-06-12 | 重庆冀繁科技发展有限公司 | Emergency vehicle exchange method based on traffic events |
-
2018
- 2018-07-21 CN CN201810807454.8A patent/CN108965439A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202352073U (en) * | 2011-11-18 | 2012-07-25 | 厦门市鼎朔信息技术有限公司 | System for disposing traffic accidents |
| CN203225718U (en) * | 2013-04-15 | 2013-10-02 | 成都瑞途电子有限公司 | Active band-pass filter |
| CN105374205A (en) * | 2015-11-20 | 2016-03-02 | 南京中科创达软件科技有限公司 | Wi-Fi network-based urban emergency event processing system |
| CN108154678A (en) * | 2017-12-25 | 2018-06-12 | 重庆冀繁科技发展有限公司 | Emergency vehicle exchange method based on traffic events |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329192A (en) * | 2019-06-26 | 2019-10-15 | 河南美力达汽车有限公司 | A kind of electric car automatic rescue system |
| DE102020105949A1 (en) | 2020-03-05 | 2021-09-09 | Audi Aktiengesellschaft | System for accident damage detection and communication |
| WO2021175510A1 (en) | 2020-03-05 | 2021-09-10 | Audi Ag | System for detecting accidental damage and communication |
| US11922794B2 (en) | 2020-03-05 | 2024-03-05 | Audi Ag | System for detecting accidental damage and communication |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201359734Y (en) | Remote vehicle operation condition monitoring system | |
| CN202071789U (en) | Vehicle controller with functions of general packet radio service (GPRS) and global positioning system (GPS) for electric automobile | |
| CN202798806U (en) | Vehicle-mounted terminal | |
| CN203445668U (en) | Distributed battery management system | |
| CN103995511B (en) | A kind of intelligent bus CAN body control system | |
| CN202677626U (en) | Roadside parking intelligence management system based on wireless sensor network technology | |
| CN106444547A (en) | Vehicular monitoring terminal and system based on GPRS communication and Beidou positioning | |
| CN107517065B (en) | A kind of people-the Che based on intelligent transportation-road information interaction system and method | |
| CN105094095A (en) | Remote monitoring method for electric vehicle | |
| CN108965439A (en) | A kind of emergency method of the vehicle traffic accident emergency system based on WIFI communication module | |
| CN205211173U (en) | Intelligent traffic control system | |
| CN107284257A (en) | A kind of new-energy automobile charging station system | |
| CN206594817U (en) | Public transport intelligent interaction station board | |
| CN209159923U (en) | A kind of electronic automobile-used micro computer fault self-checking system | |
| CN108717787A (en) | A kind of vehicle traffic accident emergency system based on Zigbee module | |
| CN205788801U (en) | A kind of wisdom parking parking lot information data acquisition equipment | |
| CN107705082A (en) | A kind of Intelligent object tracking apparatus of valuables | |
| CN107776432A (en) | A kind of monitoring system based on electric automobile charging pile | |
| CN202827400U (en) | Vehicle-mounted information terminal based on power link bus | |
| CN205211172U (en) | Intelligent transportation lamp control system based on GPRS control | |
| CN108965438A (en) | A kind of vehicle traffic accident emergency system based on WIFI communication module | |
| CN109068291A (en) | A kind of emergency method of the vehicle traffic accident emergency system based on Zigbee module | |
| CN206594819U (en) | High-definition electronic police car plate grasp shoot device | |
| CN202720775U (en) | GPS vehicle-mounted remote monitoring system based on GPRS network | |
| CN202106922U (en) | Vehicle wireless terminal equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
|
| RJ01 | Rejection of invention patent application after publication |