CN108762375A - A kind of Multifunctional city public service terminals equipment, system and control method - Google Patents
A kind of Multifunctional city public service terminals equipment, system and control method Download PDFInfo
- Publication number
- CN108762375A CN108762375A CN201810279042.1A CN201810279042A CN108762375A CN 108762375 A CN108762375 A CN 108762375A CN 201810279042 A CN201810279042 A CN 201810279042A CN 108762375 A CN108762375 A CN 108762375A
- Authority
- CN
- China
- Prior art keywords
- terminal body
- terminal
- multifunctional city
- display screen
- public service
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
- G06F1/1605—Multimedia displays, e.g. with integrated or attached speakers, cameras, microphones
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
-
- 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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- 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)
- Signal Processing (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Environmental & Geological Engineering (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Computer Hardware Design (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Alarm Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a kind of Multifunctional city public service terminals equipment, system and control method, including terminal body, the terminal body bottom is equipped with pedestal, the terminal body is positioned over ground by pedestal, high speed WIFI module is installed inside the terminal body, the terminal body is cuboid, the front-back of the terminal body is display surface, the left and right face of the terminal body is operating surface, one of display surface is equipped with display screen and heat dissipation blinds, the display screen is mounted on the top of heat dissipation blinds, the middle part of one of operating surface is equipped with operator control panel, emergency call button, voice service loudspeaker, alarm monitoring camera, raised button and USB charging interface.Public service terminals equipment in Multifunctional city provided by the invention, display content are updated in real time by network traffic, realize that real-time flow of the people monitoring, direct dialing 110 are alarmed, high speed Internet access is realized in connection.
Description
Technical field
The present invention relates to a kind of urban public utilities more particularly to a kind of Multifunctional city public service terminals equipment, it is
System and control method.
Background technology
With the development of scientific information technology, in the street in city, bank, hospital, subway, station, airport and tourism scape
Many public places such as point can all be provided with some convenience service information pavilions.But these existing various information pavilions act only as
Display screen transmits information, display notice, or the effect shown into row information by some simple touch function arranging menus,
Form function is single, display data cannot timely update, itself internal technology modules make its cannot achieve government information and
The functions such as Shi Fabu, public good publicity, stream of people's monitoring and the wireless WiFi online of ultrahigh speed.
Constantly accelerate smart city programming and distribution in China, the communication technology gradually break through under the background of development, it is current
Public service terminals have much room for improvement.
Invention content
The technical problem to be solved in the present invention is to provide a kind of Multifunctional city public service terminals equipment, system and controls
Method, solve current public service terminals have a single function cannot realize simultaneously real time remote control, urgent call, the stream of people monitoring etc.
Function, and WiFi bands are wider than slow problem.
The present invention is to solve above-mentioned technical problem and the technical solution adopted is that provide a kind of Multifunctional city public service
Terminal device, including terminal body, the terminal body bottom are equipped with pedestal, and the terminal body is positioned over ground by pedestal
Face, is equipped with high speed WIFI module inside the terminal body, and the terminal body is cuboid, the terminal body it is front and back
Face is display surface, and the left and right face of the terminal body is operating surface, and one of display surface is equipped with display screen and heat dissipation blinds,
The display screen is mounted on the top of heat dissipation blinds, and the middle part of one of operating surface is equipped with operator control panel, emergency call button, language
Sound services loudspeaker, alarm monitoring camera, raised button and USB charging interface.
Further, the front and back display surface structure is identical and is respectively provided with display screen and heat dissipation blinds, and another operating surface is set
There is USB charging interface.
Further, the angular field of view of the display screen is 170 ° -190 °, brightness range 100-14000cd/m2, stream
Obvious results rate is 16-38lm/W；The display screen is externally provided with tempered glass, and the tempered glass is the steel of antiultraviolet/anti-dazzle
Change glass.
Further, the sectional area of the pedestal is less than the sectional area of terminal body, and the terminal body is connect with pedestal
Place is equipped with LED light strip.
Further, it is equipped with self-timer camera above the display screen, stream of people's monitoring camera is equipped with above the operating surface
The WIFI marks of head and LED light composition.
Further, the material of the operating surface is steel plate, and the display surface material is steel plate or gray translucent work
Engineering plastics, the raised button are wire drawing stainless steel protrusion button, and the steel plate hollow out insertion LED light of the operating surface forms WIFI
Mark.
The present invention is to solve above-mentioned technical problem and the technical solution adopted is that also provide a kind of Multifunctional city public clothes
Business system, including server, Metropolitan Area Network (MAN), optical fiber and above-mentioned terminal, wherein the terminal is connected to the section of Metropolitan Area Network (MAN) by optical fiber
Point, the server are connected to Metropolitan Area Network (MAN) via router, fire wall are provided between the router and Metropolitan Area Network (MAN).
Further, the terminal is connected to the node of Metropolitan Area Network (MAN) by light network unit via optical fiber.
Further, the terminal is equipped with high speed WIFI module, and the high speed WIFI module is connect with light network unit, institute
It states high speed WIFI module and high speed WIFI signal is provided, the WIFI signal network speed is 320Mbps-500Mbps.
The present invention is to solve above-mentioned technical problem and the technical solution adopted is that also provide a kind of above-mentioned Multifunctional city
The control method of public service terminals equipment, includes the following steps：
S1：The display of screen content, connected network update and send information to terminal and be shown to display screen in real time,
All terminal devices are controlled by interconnection technique remote back-office, realize fixed point, time display；
S2：Inquiry operation, the corresponding function button of screen of touch operation screen, inquiry weather, city are carried out in operator control panel
Political affairs content and digital map navigation have access to the video of stream of people's monitoring camera shooting in real time, are monitored in real time into pedestrian stream, and touch function goes out
It is realized and is inquired by raised button corresponding function button when existing failure；
S3：By USB charging interface circumscribed USB charging wire, realize that outdoor digital product promptly charges；
S4：It presses emergency call button direct dialing 110 to alarm, be conversed by voice service loudspeaker, and pass through report
Alert monitoring camera captured in real-time alarm video；
S5：Realize that self-timer and shooting are taken a group photo by self-timer camera；
S6：Public WIFI is provided using high speed WIFI module, access digital product realizes high speed Internet access.
The present invention, which compares the prior art, following advantageous effect：Multifunctional city public service terminals provided by the invention
Equipment has the following advantages：1, public information publication can be updated in real time by network traffic, long-range by interconnection technique
Fixed point, time display may be implemented in all associate devices of Background control；2, stream of people's monitoring camera is equipped with, it can be achieved that real-time people
Flow monitoring；3, it is equipped with emergency call button, 110 are dialed directly after pressing and is alarmed；4, it is equipped with high speed WIFI module, digital product can
High speed Internet access is realized in connection；5, under outdoors sunlight direct projection, display screen can clearly show content.
Description of the drawings
Fig. 1 is Multifunctional city public service terminals device structure schematic diagram in the embodiment of the present invention；
Fig. 2 is Multifunctional city universal service system schematic diagram in the embodiment of the present invention.
In figure：
101 pedestals 102 heat dissipation 103 display screen of blinds
104 self-timer camera, 105 raised button, 106 voice service loudspeaker
107 emergency call button, 108 operator control panel, 109 alarm monitoring camera
110 stream of people's monitoring camera 111WIFI mark 201 servers
202 router, 203 fire wall, 204 Metropolitan Area Network (MAN)
205 optical fiber, 206 optical network unit, 207 terminal
208WIFI modules
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is Multifunctional city public service terminals device structure schematic diagram in the embodiment of the present invention.
Refer to Fig. 1, Multifunctional city public service terminals equipment in the embodiment of the present invention, including terminal body, it is described
Terminal body bottom is equipped with pedestal 101, and the terminal body is positioned over ground by pedestal 101, pacifies inside the terminal body
Equipped with high speed WIFI module 208, the terminal body is cuboid, and the front-back of the terminal is display surface, the terminal
Left and right face is operating surface, and one of display surface is equipped with display screen 103 and heat dissipation blinds 102, and the display screen, which is mounted on, to be dissipated
The middle part of the top of hot blinds, one of operating surface is equipped with operator control panel 108, emergency call button 107, voice service loudspeaker
106, alarm monitoring camera 109, raised button 105 and USB charging interface；Press emergency call button 107 can dial directly 110 into
Row alarm, solves the problems, such as a key warning function in city management, for smart city management enhancing security protection.
Public service terminals equipment in Multifunctional city in the embodiment of the present invention, the front and back display surface structure is identical and is all provided with
Set display screen 103 and heat dissipation blinds 102, by two pieces of large-size screen monitors liquid crystal displays can real time remote control, report all kinds of convenience-for-people people
Raw information, another operating surface are equipped with USB charging interface, built-in 4 USB access ports, and the digital product for becoming outdoor promptly charges
Stake.
Public service terminals equipment in Multifunctional city in the embodiment of the present invention, the angular field of view of the display screen 103 are
170 ° -190 °, brightness range 100-14000cd/m2, luminous efficiency 16-38lm/W；The display screen 103 is externally provided with steel
Change glass, the tempered glass is the tempered glass of antiultraviolet/anti-dazzle, solves the problems, such as that outdoors sunlight sub-screen is unintelligible.
Public service terminals equipment in Multifunctional city in the embodiment of the present invention, the display screen top are equipped with self-timer camera
104, it can realize multimedia recreation interaction function, built-in high-precision, big ten thousand pixels of wide-angle Snoy1300 can be utilized to support
HDR cameras carry out shooting group photo；The WIFI marks of stream of people's monitoring camera 110 and LED light composition are equipped with above the operating surface
Will 111；The sectional area of the pedestal is less than the sectional area of terminal body, and the terminal body is equipped with LED light with pedestal junction
Band；The material of the operating surface is steel plate, and the display surface material is steel plate or gray translucent engineering plastics, the protrusion
Button 105 is wire drawing stainless steel protrusion button, and the steel plate hollow out insertion LED light of the operating surface forms WIFI marks 111.
Please referring also to Fig. 2, Multifunctional city universal service system in the embodiment of the present invention, including server 201, metropolitan area
Net 204, optical fiber 205 and above-mentioned terminal 207, wherein the terminal 207 is connected to the node of Metropolitan Area Network (MAN) 204 by optical fiber 205,
The server 201 is connected to Metropolitan Area Network (MAN) 204 via router 202, is provided between the router 202 and Metropolitan Area Network (MAN) 204
Fire wall 203；The terminal 207 is connected to the node of Metropolitan Area Network (MAN) 204 by light network unit 206 via optical fiber 205, using light
Fibre 205 arrives terminal, and network transfer speeds ratio is using other internetwork connection modes such as 4G, ADSL, WIFI, and network transmission performance is substantially
It improves, up to 1G/Mbps；The terminal 207 is equipped with high speed WIFI module 208, and the high speed WIFI module 208 is single with light network
Member 206 connects, and the high speed WIFI module 208 provides high speed WIFI signal, and it is normal to accommodate 250 people simultaneously in coverage area
Webpage and video are browsed, high-performance notebook tests network speed 500Mbps, and mobile phone terminal surveys 320Mbps.
The control method of Multifunctional city public service terminals equipment, includes the following steps in the embodiment of the present invention：
S1：The display of 103 content of display screen, connected network update and send information to terminal and be shown to display in real time
Screen 103 controls all terminal devices by interconnection technique remote back-office, realizes fixed point, time display；
S2：Inquiry operation is carried out in operator control panel 108, the corresponding function button of screen of touch operation screen 108 inquires day
Gas, municipal content and digital map navigation, have access to the video of the shooting of stream of people's monitoring camera 110, are monitored in real time into pedestrian stream, touched in real time
It touches and inquiry is realized by 105 corresponding function button of raised button when function breaks down；
S3：By USB charging interface circumscribed USB charging wire, realize that outdoor digital product promptly charges；
S4：It presses the direct dialing of emergency call button 107 110 to alarm, be conversed by voice service loudspeaker 106, and
Pass through 109 captured in real-time of alarm monitoring camera alarm video；
S5：Realize that self-timer and shooting are taken a group photo by self-timer camera 104；
S6：Public WIFI is provided using high speed WIFI module 208, access digital product realizes high speed Internet access.
In conclusion public service terminals equipment in Multifunctional city provided by the invention, provides Public Welfare WIFI, Gao Xing
It can notebook test network speed 500Mbps, mobile phone terminal actual measurement 320Mbps；Screen display content is actually looked under outdoors sunlight, clearly
It is clear as it can be seen that screen Quick Response Code clearly can normal scan；Emergency call function can dial directly 110 after pressing and alarm；Public information
Publication can be updated in real time by network traffic, and all associate devices are controlled by interconnection technique remote back-office, can be with
Realize fixed point, time display.
Although the present invention is disclosed as above with preferred embodiment, however, it is not to limit the invention, any this field skill
Art personnel, without departing from the spirit and scope of the present invention, when can make a little modification and it is perfect, therefore the present invention protection model
It encloses to work as and is subject to what claims were defined.
Claims (10)
1. a kind of Multifunctional city public service terminals equipment, which is characterized in that including terminal body, the terminal body bottom
Equipped with pedestal (101), the terminal body is positioned over ground by pedestal (101), and high speed is equipped with inside the terminal body
WIFI module (208), the terminal body are cuboid, and the front-back of the terminal body is display surface, the terminal body
Left and right face be operating surface, one of display surface is equipped with display screen (103) and heat dissipation blinds (102), and the display screen is pacified
Mounted in the top of heat dissipation blinds, the middle part of one of operating surface is equipped with operator control panel (108), emergency call button (107), voice
Service loudspeaker (106), alarm monitoring camera (109), raised button (105) and USB charging interface.
2. public service terminals equipment in Multifunctional city as described in claim 1, which is characterized in that the front and back display surface knot
Structure is identical and is respectively provided with display screen (103) and heat dissipation blinds (102), and another operating surface is equipped with USB charging interface.
3. public service terminals equipment in Multifunctional city as described in claim 1, which is characterized in that the display screen (103)
Angular field of view be 170 ° -190 °, brightness range 100-14000cd/m2, luminous efficiency 16-38lm/W；The display screen
(103) it is externally provided with tempered glass, the tempered glass is the tempered glass of antiultraviolet/anti-dazzle.
4. public service terminals equipment in Multifunctional city as described in claim 1, which is characterized in that the sectional area of the pedestal
Less than the sectional area of terminal body, the terminal body is equipped with LED light strip with pedestal junction.
5. public service terminals equipment in Multifunctional city as described in claim 1, which is characterized in that set above the display screen
There is self-timer camera (104), the WIFI marks of stream of people's monitoring camera (110) and LED light composition are equipped with above the operating surface
(111)。
6. public service terminals equipment in Multifunctional city as claimed in claim 5, which is characterized in that the material of the operating surface
For steel plate, the display surface material is steel plate or gray translucent engineering plastics, and the raised button (105) is that wire drawing is stainless
Steel protrusion button, the steel plate hollow out insertion LED light composition WIFI marks (111) of the operating surface.
7. a kind of Multifunctional city universal service system, including server (201), Metropolitan Area Network (MAN) (204), optical fiber (205) and terminal
(207), which is characterized in that the terminal (207) is claim 1-6 any one of them Multifunctional city public service terminals
Equipment, the terminal (207) are connected to the node of Metropolitan Area Network (MAN) (204) by optical fiber (205), and the server (201) is via road
Metropolitan Area Network (MAN) (204) is connected to by device (202), fire wall (203) is provided between the router (202) and Metropolitan Area Network (MAN) (204).
8. Multifunctional city universal service system as claimed in claim 7, which is characterized in that the terminal (207) passes through light
Network unit (206) is connected to the node of Metropolitan Area Network (MAN) (204) via optical fiber (205).
9. Multifunctional city universal service system as claimed in claim 7, which is characterized in that the terminal (207) is equipped with height
Fast WIFI module (208), the high speed WIFI module (208) connect with light network unit (206), the high speed WIFI module
(208) high speed WIFI signal is provided, the WIFI signal network speed is 320Mbps-500Mbps.
10. a kind of control method of public service terminals equipment in Multifunctional city as claimed in any one of claims 1 to 6, including
Following steps：
S1：The display of display screen (103) content, connected network update and send information to terminal and be shown to display screen in real time
(103), all terminal devices are controlled by interconnection technique remote back-office, realizes fixed point, time display；
S2：Inquiry operation is carried out in operator control panel (108), the corresponding function button of screen of touch operation screen (108) inquires day
Gas, municipal content and digital map navigation, have access to the video of stream of people's monitoring camera (110) shooting, are monitored in real time into pedestrian stream in real time,
It is realized and is inquired by raised button (105) corresponding function button when touch function breaks down；
S3：By USB charging interface circumscribed USB charging wire, realize that outdoor digital product promptly charges；
S4：It presses emergency call button (107) direct dialing 110 to alarm, be conversed by voice service loudspeaker (106), and
Pass through alarm monitoring camera (109) captured in real-time alarm video；
S5：Realize that self-timer and shooting are taken a group photo by self-timer camera (104)；
S6：Public WIFI is provided using high speed WIFI module (208), access digital product realizes high speed Internet access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279042.1A CN108762375A (en) | 2018-03-30 | 2018-03-30 | A kind of Multifunctional city public service terminals equipment, system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279042.1A CN108762375A (en) | 2018-03-30 | 2018-03-30 | A kind of Multifunctional city public service terminals equipment, system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108762375A true CN108762375A (en) | 2018-11-06 |
Family
ID=63980973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810279042.1A Pending CN108762375A (en) | 2018-03-30 | 2018-03-30 | A kind of Multifunctional city public service terminals equipment, system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108762375A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040063605A (en) * | 2003-01-08 | 2004-07-14 | 교 선 정 | Communication system for barrier service |
| CN103943049A (en) * | 2014-05-14 | 2014-07-23 | 北京中电兴发科技有限公司 | Advertising machine having emergency alerting service function |
| CN204920302U (en) * | 2015-09-02 | 2015-12-30 | 宁波大唐市政设施有限公司 | Novel multi -function telephones pavilion |
| CN205545688U (en) * | 2016-03-09 | 2016-08-31 | 青岛亿联信息科技股份有限公司 | Alarming monitoring of community information screen all -in -one |
| CN206193946U (en) * | 2016-09-29 | 2017-05-24 | 郑州西普德科技股份有限公司 | Intelligence communal facility |
| CN208172646U (en) * | 2018-03-30 | 2018-11-30 | 上海均瑶科创信息技术有限公司 | A kind of Multifunctional city public service terminals equipment |
-
2018
- 2018-03-30 CN CN201810279042.1A patent/CN108762375A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040063605A (en) * | 2003-01-08 | 2004-07-14 | 교 선 정 | Communication system for barrier service |
| CN103943049A (en) * | 2014-05-14 | 2014-07-23 | 北京中电兴发科技有限公司 | Advertising machine having emergency alerting service function |
| CN204920302U (en) * | 2015-09-02 | 2015-12-30 | 宁波大唐市政设施有限公司 | Novel multi -function telephones pavilion |
| CN205545688U (en) * | 2016-03-09 | 2016-08-31 | 青岛亿联信息科技股份有限公司 | Alarming monitoring of community information screen all -in -one |
| CN206193946U (en) * | 2016-09-29 | 2017-05-24 | 郑州西普德科技股份有限公司 | Intelligence communal facility |
| CN208172646U (en) * | 2018-03-30 | 2018-11-30 | 上海均瑶科创信息技术有限公司 | A kind of Multifunctional city public service terminals equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201716867U (en) | Intelligent electronic bus stop board | |
| CN203733433U (en) | Electronic bus stop board on basis of wireless network distributed computing | |
| CN105227903A (en) | A kind of transformer station's Special alarming video monitoring system based on mobile terminal | |
| KR101345270B1 (en) | Total management system and method of improved field control function | |
| CN107948607B (en) | Display method of intelligent lamp pole management system | |
| CN209358815U (en) | A kind of wisdom street lamp and wisdom road lamp system | |
| CN210951042U (en) | Multi-functional wisdom lamp pole | |
| KR101056018B1 (en) | Streetlight combined intelligent surveillance system | |
| KR102585736B1 (en) | Internet of Thing multifunction integration module system and method for Smart city | |
| CN106448486A (en) | Display terminal based on intelligent city | |
| CN203192178U (en) | Rainstorm and flood disaster monitoring/early warning and emergency command system | |
| KR101483949B1 (en) | Total mornitoring system | |
| CN113784479A (en) | Multi-functional wisdom street lamp system in wisdom city | |
| CN113965717A (en) | Emergency command dispatching system | |
| CN208172646U (en) | A kind of Multifunctional city public service terminals equipment | |
| CN203492055U (en) | Synchronous alerting, alarm answering and alarm handling system | |
| CN108762375A (en) | A kind of Multifunctional city public service terminals equipment, system and control method | |
| CN201247569Y (en) | Multimedia advertisement column | |
| CN107170250A (en) | A kind of smart city road instruction system | |
| CN112381463A (en) | AI + GIS + BIM-based intelligent lamp pole integrated management platform | |
| CN207337828U (en) | A kind of intelligent interaction display device | |
| CN2876958Y (en) | Remote information issuing LED display system | |
| CN211981911U (en) | Intelligent safety service management device and system for large-scale park | |
| CN209824105U (en) | Multifunctional lighting system | |
| CN107146424A (en) | A kind of smart city pedestrian indicates system |
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 |