CN207182840U - Based on solar powered LCDs - Google Patents

Based on solar powered LCDs Download PDF

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Publication number
CN207182840U
CN207182840U CN201721027950.9U CN201721027950U CN207182840U CN 207182840 U CN207182840 U CN 207182840U CN 201721027950 U CN201721027950 U CN 201721027950U CN 207182840 U CN207182840 U CN 207182840U
Authority
CN
China
Prior art keywords
module
display screen
information
master controller
main control
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.)
Expired - Fee Related
Application number
CN201721027950.9U
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Chinese (zh)
Inventor
吴小平
沈丽芳
刘海华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Guangdong Display Technology Co Ltd
Original Assignee
Sichuan Guangdong Display Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sichuan Guangdong Display Technology Co Ltd filed Critical Sichuan Guangdong Display Technology Co Ltd
Priority to CN201721027950.9U priority Critical patent/CN207182840U/en
Application granted granted Critical
Publication of CN207182840U publication Critical patent/CN207182840U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

Abstract

The utility model discloses a kind of based on solar powered LCDs, for electronic stop plate, including shell, master controller and display screen, display screen electrically connects with master controller, the top of shell is provided with extension block, photovoltaic panel is provided with extension block, photovoltaic conversion module, power management module and main control module are provided with master controller, the luminous energy absorbed in photovoltaic panel is converted into electric energy by photovoltaic conversion module and powered to power management module.The utility model is provided with photovoltaic panel on the top of shell, for collecting luminous energy, the luminous energy of collection is converted into powering to master controller after solar energy by the photovoltaic conversion module being attached thereto, meet the power supply of electronic stop plate, it is additionally provided with camera, wireless communication module, temperature sensor, humidity sensor, noise gathering module simultaneously, realize picture monitoring around electronic stop plate, humiture and noise information collection, the multiple functions such as wireless telecommunications, make bus stop management humanized, it is intelligent.

Description

Based on solar powered LCDs
Technical field
The utility model is related to display screen technology field, more particularly to it is a kind of for electronic stop plate based on solar powered LCDs.
Background technology
With the development of science and technology, and the improvement of people's living standards, people trip mode become a lot, each city There are release bus, or bus rapid transit etc., in order to which specification people trip takes bus, public affairs can be established in specified place Bus stop plate is handed over, with the bus route for reminding citizen to pass through herein.
But the bus stop board of prior art is a support or plane display case mostly, it is necessary to the imprinting on support Stop sign information is attached on plane display case by upper bus route by bonding method.So, when bus route occurs Change, it is necessary to entirely replace stop sign information poster or need imprinting relevant information again, it is very inconvenient, and on public transport stop board The information of any public transport operation is not had, and very dull, function is single.Meanwhile electronic stop plate needs to be powered, prior art Electronic stop plate power supply be all by laying cable in public transport stop board road surface bottom, to be powered, so, workload during construction Greatly.
The content of the invention
For weak point present in above-mentioned technology, the utility model provides a kind of based on solar powered liquid crystal Display screen, in electronic stop plate, by the way that the top of the shell of electronic stop plate is set into extension block, and extension block to be photovoltaic panel, is led to Cross photovoltaic panel and absorb luminous energy, and be converted into powering to master controller after solar energy by photovoltaic conversion module, meet electronic stop plate Power supply, while multiple functions are set, makes electronic stop plate vdiverse in function, realizes smart city wisdom management.
To achieve the above object, the utility model provides a kind of based on solar powered LCDs, including electronics Station board body, electronic stop plate body include shell, master controller and display screen, and display screen electrically connects with master controller, described outer The top of shell is provided with extension block, and photovoltaic panel is provided with the extension block, photovoltaic conversion module, electricity are provided with master controller Source control module and main control module, photovoltaic conversion module electrically connect with photovoltaic panel and power management module, power management module with Main control module electrically connects, and the luminous energy absorbed in photovoltaic panel is converted into electric energy by photovoltaic conversion module and supplied to power management module Electricity, be provided with battery in power management module, for be electronically stored in battery.
Wherein, the extension block is arcuate structure, and extension block is provided with two, is separately fixed at the top of shell, and Extended out to both sides, form area of sheltering from heat or light.
Wherein, the extension block extends to the wherein side of the shell of electronic stop plate, and is arranged at intervals therewith with another Electronic stop plate shell on extension block splicing it is integral, and middle form area of sheltering from heat or light.Wherein, the master controller also includes Display module and memory module, the display module, memory module electrically connect with main control module simultaneously, and the display module is with showing Display screen is electrically connected, and public transport stop board information, image information and advertising message are stored in memory module.
Wherein, camera is additionally provided with the shell, image processing module, image procossing mould are provided with master controller Block electrically connects with main control module, and camera electrically connects with image processing module, and the image of camera shooting passes through image procossing mould After block processing and store in a storage module.
Wherein, wireless communication module is additionally provided with the master controller, the wireless communication module connects with main control module Connect, the wireless communication module and Terminal Server Client wireless telecommunications, Terminal Server Client occur data message and is stored in master control mould In block, or Terminal Server Client reads the data message in memory module.
Wherein, temperature sensor and humidity sensor are additionally provided with electronic stop plate, the temperature sensor and humidity pass Sensor is electrically connected with main control module respectively, and temperature sensor and humidity sensor are arranged on outer surface of outer cover, monitors outside temperature Degree and humidity, temperature information and humidity information pass to main control module, and master control module controls display module is shown on a display screen Temperature and humidity information, while store in a storage module, and Terminal Server Client is passed to by wireless communication module.
Wherein, noise gathering module is additionally provided with electronic stop plate, the noise gathering module electrically connects with main control module, The noise of noise gathering module collection is stored in a storage module by main control module, and passes through wireless communication module transmission simultaneously To Terminal Server Client.
Wherein, audio amplifier is provided with electronic stop plate, audio-frequency module, the audio-frequency module and master control are provided with master controller Module electrically connects, and master control module controls audio-frequency module plays voice messaging.
Wherein, the display screen includes showing the Bus information display screen of each road bus routes information, display humiture letter The advertising information display screen of the notice information display screen and display advertising message of breath and government notice, the Bus information are shown Screen, notice information display screen and advertising information display screen difference split screen display available, and individually control.
The beneficial effects of the utility model are:Compared with prior art, the utility model discloses one kind to be based on solar energy The LCDs of power supply, it is mainly used on the electronic stop plate of open air, the top of the shell of electronic stop plate is provided with photovoltaic panel, For collecting luminous energy, the luminous energy of collection is converted into supplying to master controller after solar energy by the photovoltaic conversion module being attached thereto Electricity, meets the power supply of electronic stop plate, at the same be additionally provided with camera, wireless communication module, temperature sensor, humidity sensor, Noise gathering module, realize picture monitoring around electronic stop plate, humiture and a variety of work(such as noise information collection, wireless telecommunications Can, make bus stop management humanized, it is intelligent.
Brief description of the drawings
Fig. 1 is that the utility model main controller module connects block diagram;
Fig. 2 is the first overall schematic of the utility model embodiment smart electronicses station board;
Fig. 3 is the second overall schematic of the utility model embodiment smart electronicses station board;
Fig. 4 is the utility model embodiment display screen display interface.
Main element symbol description is as follows:
1st, shell 2, master controller
3rd, display screen 4, camera
5th, Terminal Server Client 6, audio amplifier
7th, temperature sensor 8, humidity sensor
9th, noise gathering module 11, extension block
21st, main control module 22, wireless communication module
23rd, display module 24, image processing module
25th, memory module 26, audio-frequency module
27th, photovoltaic conversion module 28, power management module
31st, Bus information display screen 32, notice information display screen.
Embodiment
In order to more clearly state the utility model, the utility model is further described below in conjunction with the accompanying drawings.
Fig. 1-Fig. 4, a kind of smart electronicses station board of the present utility model are referred to, the utility model provides one kind and is based on the sun The LCDs that can be powered, it is mainly used in the electronic stop plate of outdoor, wherein electronic stop plate includes shell 1, master controller 2 and shown Display screen 3, display screen 3 electrically connect with master controller 2, and the top of shell 1 is provided with extension block 11, and photovoltaic is provided with extension block 11 Plate, photovoltaic conversion module 27, power management module 28 and main control module 21, photovoltaic conversion module 27 are provided with master controller 2 Electrically connected with photovoltaic panel and power management module 28, power management module 28 electrically connects with main control module 21, is absorbed in photovoltaic panel Luminous energy by photovoltaic conversion module be converted into electric energy give power management module power.The utility model is by the way that photovoltaic panel is set Convenient to receive sunlight in the top of station board, when sunny, photovoltaic panel receives luminous energy, and power management module 28 will receive To luminous energy be converted into electric energy, worked for master controller 2 and display screen 3, unnecessary electricity is stored in power management module 28 Battery(It is not shown)In, in order to be powered when night to master controller 2 and display screen 3.In the present embodiment, in order to Make provision against emergencies, power management module 28 and the cable connection for being laid on underground can also be avoided continuous rainfall day, solar energy is not When enough, it is ensured that display screen energy normal work.But in the present embodiment, the preferential electricity used in battery, when power supply pipe After managing the power storage cell voltage monitored in module 28 not enough, then it is powered by way of buried cable power supply.
In the present embodiment, due to using solar energy mode to power, it is necessary to maximumlly increase the area of photovoltaic panel, electricity is worked as Display screen on the board of substation is smaller, when display content is less, the quantity and area of photovoltaic panel can be suitably reduced, by extension block 11 It is arranged to arcuate structure, and extension block 11 is provided with two, is separately fixed at the top of shell 1, and extended out to both sides, shape Into area of sheltering from heat or light.But it is bigger for display screen 3, the more electronic stop plate of power consumption is, it is necessary to by the quantity of photovoltaic panel and face Product increases, and can be designed to Fig. 2 similar structures, and extension block 11 extends to the wherein side of the shell 1 of electronic stop plate, and with it is another Extension block 11 on the shell 1 of individual electronic stop plate spaced therewith splices integrally, and centre forms area of sheltering from heat or light.In this reality To apply in example, the shell 1 of display screen 3 and semi-surrounding encloses a closed cavity, and master controller 2 is contained in closed cavity, In the present embodiment, wireless communication module 22, display module 23, image processing module 24, memory module are also included on master controller 2 25 and audio-frequency module 26, camera 4 is provided with shell 1, camera 4 electrically connects with image processing module 24, is set in shell 1 Audio amplifier 6 is equipped with, the lingering sound frequency module 26 of audio amplifier 6 electrically connects, the wireless telecommunications of 22 Terminal Server Client of wireless communication module 5, wireless telecommunications Module 22, display module 23, image processing module 24, memory module 25, audio-frequency module 26, photovoltaic conversion module 27 and power supply pipe Reason module 28 electrically connects with main control module 21 respectively, and in the present embodiment, Terminal Server Client 5 is to the channel radio on master controller 2 Interrogate module 22 and send display information, display screen 3 includes showing the Bus information display screen 31 of each road bus routes information, display temperature The advertising information display screen of the notice information display screen 32 of humidity information and government notice and display advertising message(It is not shown), Bus information display screen 31, notice information display screen 32 and advertising information display screen difference split screen display available, and individually control.At this In embodiment, referring to Fig. 4, notice information display screen 32 is arranged on to the top of electronic stop plate, Bus information display screen 32 The lower section of notice information display screen 32 is placed on, further, different Bus informations is distinguished for convenience, Bus information is shown Display screen 32 is arranged to strip, and each strip display screen shows the route information of bus all the way, facilitates passenger to distinguish.In intelligence The back side of energy electronic stop plate, can also set one piece of advertising information display screen, and carrying out advertisement by advertisement trade and investment promotion shows, meets letter Cease the demand propagated.
In this example it is shown that screen 3 is mainly controlled by the display module 23 on master controller 2, remote client The information that end 5 will be shown is sent in the wireless communication module 22 of electronic stop plate, and is stored in and is deposited with what master controller 2 was connected Store up in module 25, so, when needing to update display content, directly pass through Terminal Server Client 5 and wireless communication module 22 Data renewal can be completed by carrying out communication, by display module 23 according to the distributed instructions inputted on Terminal Server Client 5, be controlled right Shown on the display screen answered, when data do not update, no matter wireless communication module 22 whether with Terminal Server Client Carry out network connection, on display screen 3 can directly by transferring the data message in memory module 25, corresponding to display in Hold.
In the present embodiment, master controller 2 also includes image processing module 24 and main control module 21, display module 23, figure As processing module 24, memory module 25 and wireless communication module 22 electrically connect with main control module 21 respectively, display module 23 with it is aobvious Display screen 3 electrically connects, and image processing module 24 electrically connects with camera 4, and memory module 25 stores public transport stop board information, image information And advertising message, in the present embodiment, camera 4 is rotatable camera, and the image that camera 4 is shot is by image Reason module 24 is stored, and when wireless communication module 22 is under networking state, main control module 21 controls wireless communication module 22 The image information that the camera 4 that part is handled well on image processing module 24 is shot is sent in Terminal Server Client 5 in real time, by remote Journey client 5 is monitored in real time to the information around station, and camera 4 can rotate, and is made the scope of monitoring wider, both may be used To monitor the situation of getting on the bus of passenger, bus arrival Parking situation can also be monitored, and other private cars or taxi exist Disorderly stop situation about leaving about before public transport stop board, if going wrong timely processing, be advantageous to maintain the public security time near bus stop board Sequence, build more preferable bus service environment.In the present embodiment, when wireless communication module 22 is not connected with Terminal Server Client 5 When, the image information of the processing of image processing module 24 is stored in memory module 25 by the control of main control module 21, when When wireless communication module 22 is connected on Terminal Server Client 5, the image information of corresponding period can be transferred out, be advantageous to evidence and The preservation of image information and transfer.Electronic stop plate can also be supervised by wireless communication module 22, Terminal Server Client 5 simultaneously Parameter setting is controlled, the display content of display screen 3 is set, advertisement and notice show time and conversion frequency and control camera 4 monitoring angle, it is simple to operate.
In the present embodiment, temperature sensor 7 and humidity sensor 8, the He of temperature sensor 7 are additionally provided with electronic stop plate Humidity sensor 8 electrically connects with main control module 21 respectively, and temperature sensor 7 and humidity sensor 8 are arranged on the outer surface of shell 1 On, for monitoring the temperature and humidity of external environment condition, temperature information and humidity information pass to main control module 21, in main control module Signal transacting is carried out on 21, in the present embodiment, main control module 21 controls display module 23 to be shown on display screen 3 and passed by temperature The temperature and humidity information that sensor 7 and humidity sensor 8 monitor, real-time humiture information is provided to passenger, while will be main Humiture information is also stored in memory module 25 by control module 21, and passes to Terminal Server Client by wireless communication module 22 5, in the present embodiment.The data of each station board monitoring can also be sent to the database of Environmental Protection Agency, convenient local Environmental Protection Agency's prison Control regional humiture information, be advantageous to the monitoring of environment, further, can also set PM2.5 monitoring devices or The grade device of noise gathering module 9, PM2.5 monitoring devices or noise gathering module 9 electrically connect with main control module 21, PM2.5 prisons The PM2.5 data messages and noise information that survey device or noise gathering module 9 monitor, pass through main control module 21 and control nothing Line communication module 22 is delivered on Terminal Server Client 5, and Terminal Server Client 5 is selectively transferred to the database of Environmental Protection Agency, convenient Environmental Protection Agency is monitored to the environment of regional, is advantageous to the layout of smart city system.
In the present embodiment, audio amplifier 6 is provided with electronic stop plate, audio-frequency module 26, audio mould are provided with master controller 2 Block 26 electrically connects with main control module 21, and main control module 21 controls audio-frequency module 26 to play voice messaging, and the information of voice broadcast can To be configured and control by Terminal Server Client 5, Terminal Server Client 5 can control the letter that arrives at a station of the report vehicle of audio-frequency module 26 Breath, or the specific broadcast message being stored in memory module 25 is reported, such as civil bus ride points for attention etc., be advantageous to Reminding passengers are ridden in order.
In the present embodiment, because electronic stop plate is provided in open air, admittedly electronic stop plate is arranged to waterproof construction, Display screen 3 works as the interface of man-machine interaction, it is necessary to carry out waterproof, in the present embodiment, is also set up on the outside of display screen There is one layer of waterproof glass(It is not shown), waterproof glass is fixedly connected with shell 1, display screen 3 is embedded in shell, such rainwater or Other debris of person would not be infiltrated through in closed cavity, influence the performance of 2 each component of master controller.
Advantage of the present utility model is:
1)The utility model is provided with photovoltaic panel on the top of shell, and for collecting luminous energy, the luminous energy of collection passes through therewith The photovoltaic conversion module of connection is powered after being converted into solar energy to master controller, meets the power supply of electronic stop plate;
2)Set battery, by daytime collect power storage in battery, facilitate night to be powered, at the same with ground Under cable connection power supply, in the case of making storage battery power supply deficiency, display screen is powered by external power supply, it is ensured that electricity The normal work of substation board;
3)The utility model is provided with camera on shell, and wireless communication module is provided with master controller, can be with The information state of bus above and below the information around electronic stop plate, and passenger is monitored by Terminal Server Client in real time, avoids gathering around Squeeze;
4)The devices such as temperature sensor, humidity sensor, noise gathering module and audio amplifier are provided with simultaneously, are advantageous to supervise The relevant informations such as controlling temperature, humidity, noise, the data can also be docked directly with Environmental Protection Agency, convenient each to Environmental Protection Agency's offer The environmental information in region, is easy to environmental management;
5) while audio amplifier is provided with, is easy to carry out voice broadcast to Bus information, can especially by wireless communication module With the running situation of real-time display public transit vehicle, and voice message is carried out, be advantageous to reminding passengers and ride in order, prompt public transport System is humanized, intelligent, is advantageous to the layout of smart city system.
Disclosed above is only several specific embodiments of the present utility model, but the utility model is not limited to this, The changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.

Claims (10)

1. it is a kind of based on solar powered LCDs, in outdoor electronic station board, it is characterised in that including electronic station Board body, electronic stop plate body include shell, master controller and display screen, and display screen electrically connects with master controller, the shell Top be provided with extension block, photovoltaic panel is provided with the extension block, photovoltaic conversion module, power supply are provided with master controller Management module and main control module, photovoltaic conversion module electrically connect with photovoltaic panel and power management module, power management module and master Module electrical connection is controlled, the luminous energy absorbed in photovoltaic panel is converted into electric energy by photovoltaic conversion module and powered to power management module, Battery is provided with power management module, for be electronically stored in battery.
It is 2. according to claim 1 based on solar powered LCDs, it is characterised in that the extension block is arc Shape structure, and extension block is provided with two, is separately fixed at the top of shell, and extended out to both sides, form area of sheltering from heat or light.
It is 3. according to claim 1 based on solar powered LCDs, it is characterised in that the extension block is to electricity The wherein side extension of the shell of substation board, and the extension block on the shell of spaced electronic stop plate is spelled therewith with another One is connected into, and centre forms area of sheltering from heat or light.
It is 4. according to claim 1 based on solar powered LCDs, it is characterised in that the master controller is also Including display module and memory module, the display module, memory module electrically connect with main control module simultaneously, the display module Electrically connected with display screen, public transport stop board information, image information and advertising message are stored in memory module.
It is 5. according to claim 4 based on solar powered LCDs, it is characterised in that also to be set on the shell Be equipped with camera, image processing module be provided with master controller, image processing module electrically connects with main control module, camera with Image processing module electrically connects, and after the image that camera is shot is handled by image processing module and stores in a storage module.
It is 6. according to claim 4 based on solar powered LCDs, it is characterised in that on the master controller Wireless communication module is additionally provided with, the wireless communication module is connected with main control module, the wireless communication module and long-range visitor The wireless telecommunications of family end, Terminal Server Client occur data message and are stored in main control module, or Terminal Server Client reads storage Data message in module.
It is 7. according to claim 6 based on solar powered LCDs, it is characterised in that also to be set on electronic stop plate Temperature sensor and humidity sensor are equipped with, the temperature sensor and humidity sensor electrically connect with main control module respectively, temperature Degree sensor and humidity sensor are arranged on outer surface of outer cover, monitor external temperature and humidity, temperature information and humidity information Pass to main control module, master control module controls display module displays temperature and humidity information, while be stored on a display screen Store up in module, and Terminal Server Client is passed to by wireless communication module.
It is 8. according to claim 6 based on solar powered LCDs, it is characterised in that also to be set on electronic stop plate Noise gathering module is equipped with, the noise gathering module electrically connects with main control module, and the noise of noise gathering module collection passes through Main control module stores in a storage module, and passes to Terminal Server Client by wireless communication module simultaneously.
It is 9. according to claim 6 based on solar powered LCDs, it is characterised in that to be set on electronic stop plate There is audio amplifier, audio-frequency module is provided with master controller, the audio-frequency module electrically connects with main control module, master control module controls audio Module plays voice messaging.
It is 10. according to claim 6 based on solar powered LCDs, it is characterised in that the display screen bag The notice information for including the Bus information display screen for showing each road bus routes information, display humiture information and government notice shows The advertising information display screen of display screen and display advertising message, the Bus information display screen, notice information display screen and advertisement letter Cease display screen difference split screen display available, and individually control.
CN201721027950.9U 2017-08-17 2017-08-17 Based on solar powered LCDs Expired - Fee Related CN207182840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721027950.9U CN207182840U (en) 2017-08-17 2017-08-17 Based on solar powered LCDs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721027950.9U CN207182840U (en) 2017-08-17 2017-08-17 Based on solar powered LCDs

Publications (1)

Publication Number Publication Date
CN207182840U true CN207182840U (en) 2018-04-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721027950.9U Expired - Fee Related CN207182840U (en) 2017-08-17 2017-08-17 Based on solar powered LCDs

Country Status (1)

Country Link
CN (1) CN207182840U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108437692A (en) * 2018-05-17 2018-08-24 上海黑伽网络科技有限公司 A kind of entity painting canvas and virtual canvas
CN108615489A (en) * 2018-05-03 2018-10-02 宁波力芯科信息科技有限公司 A kind of wireless charging displaying billboard for commercial center
CN110322789A (en) * 2019-07-12 2019-10-11 安徽富煌科技股份有限公司 A kind of Doppler's human body induction type electronic bus stop board
CN112051978A (en) * 2020-09-02 2020-12-08 深圳小马洛可科技有限公司 Cluster display screen multi-data regulation management method and system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108615489A (en) * 2018-05-03 2018-10-02 宁波力芯科信息科技有限公司 A kind of wireless charging displaying billboard for commercial center
CN108437692A (en) * 2018-05-17 2018-08-24 上海黑伽网络科技有限公司 A kind of entity painting canvas and virtual canvas
CN110322789A (en) * 2019-07-12 2019-10-11 安徽富煌科技股份有限公司 A kind of Doppler's human body induction type electronic bus stop board
CN112051978A (en) * 2020-09-02 2020-12-08 深圳小马洛可科技有限公司 Cluster display screen multi-data regulation management method and system

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Granted publication date: 20180403

Termination date: 20210817