CN109640474A - Internet of Things navigational lighting aid Intelligent lamp system - Google Patents
Internet of Things navigational lighting aid Intelligent lamp system Download PDFInfo
- Publication number
- CN109640474A CN109640474A CN201811518455.7A CN201811518455A CN109640474A CN 109640474 A CN109640474 A CN 109640474A CN 201811518455 A CN201811518455 A CN 201811518455A CN 109640474 A CN109640474 A CN 109640474A
- Authority
- CN
- China
- Prior art keywords
- aid
- things
- internet
- wireless transceiver
- communication 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to Internet of Things navigational lighting aid Intelligent lamp systems, it includes terminal, the terminal is connected with communication control module, the communication control module is connected with level-one wireless transceiver, the level-one wireless transceiver is connected with secondary wireless transceiver, and the secondary wireless transceiver is connected with aid-to-navigation light and lamps and lanterns information acquisition terminal；The present invention has the advantages that intelligence degree is high, troubleshooting maintenance efficiency is high, operation guarantees and maintenance cost is at low cost.
Description
Technical field
The invention belongs to Intelligent lamp technical fields, and in particular to Internet of Things navigational lighting aid Intelligent lamp system.
Background technique
The central controlled mode that airfield aid light is taken is realized back by light monitoring system control loop light modulator
The adjustment of road lighting lantern lighting level；Navigational lighting aid system, into nearly system important component, has aviation safety as airport aircraft
Vital meaning；Currently, domestic majority airport carries out tours of inspection to airfield aid using manual type, content of patrolling
Including airport runway navigation aid lamp configuration is complete, lamps and lanterns are damaged, luminous situation, light intensity, colour filter color, open circuit, input power
Too small, isolating transformer bucket water inlet, isolating transformer second open circuit etc..
With the development on airport and advancing by leaps and bounds for freight volume, manual inspection mode has been unable to meet production requirement, mainly
Show themselves in that the vision physiological feature of human eye under 1. strong light is difficult to judge the brightness change of every lamps and lanterns, intelligent decision light on and off, vision
The defective mode that can be judged has exceeded International Civil Aviation Organization to the technical requirements of lamp brightness；2. manual inspection finds lamp
After light failure, to inform that maintenance personal prepares maintenance of marching into the arena, working efficiency is low；3. it is slow to manually check speed, and is checking
Lighting system needs to be in illuminating state for a long time in journey, wastes a large amount of electric energy and the service life of lamps and lanterns is lost；4. hub airport aircraft
Landing density is big, and the runway open hour are long, cannot provide enough time for manually checking and repairing, the concentration of lamps and lanterns and equipment is former
Hinder meeting so that the opening on airport receives influence；5. maintenance staff receive the ID of trouble light, after reaching trouble light near zone, often
It cannot quickly and accurately determine trouble light；Therefore it provides a kind of intelligence degree is high, troubleshooting maintenance efficiency is high, can quickly really
Determining id information, operational support and maintenance cost Internet of Things navigational lighting aid Intelligent lamp system at low cost is necessary.
Summary of the invention
The purpose of the invention is to overcome the deficiencies in the prior art, and provide that a kind of intelligence degree is high, troubleshooting maintenance
High-efficient, operational support and maintenance cost Internet of Things navigational lighting aid Intelligent lamp system at low cost.
The object of the present invention is achieved like this: Internet of Things navigational lighting aid Intelligent lamp system, it includes terminal,
The terminal is connected with communication control module, and the communication control module is connected with level-one wireless transceiver, institute
The level-one wireless transceiver stated is connected with secondary wireless transceiver, and the secondary wireless transceiver is connected with aid-to-navigation light and lamps and lanterns
Information acquisition terminal.
The aid-to-navigation light includes lamp holder and lampshade, and the lamp holder is internally provided with battery, the electricity
It is provided with LED light source control chip on the upside of pond, is provided with aid-to-navigation light communication mould on the upside of the LED light source control chip
Block, the aid-to-navigation light communication module are connected with antenna, and lamp bracket is provided on the inside of the lamp holder, is set on the lamp bracket
It is equipped with photomask, LED light source is provided on the inside of the photomask, the lamp holder and lampshade are bolted.
The connection type of the terminal and communication control module is serial communication, the serial communication mode
Using RS232 or RS485.
The communication control module includes radio network interface, communication control chip and coordinator, the communication control
Coremaking piece is Freescale MC319X chip, and the coordinator is FFD coordinator.
The level-one wireless transceiver between Zigbee network and secondary wireless transceiver by communicating.
The level-one wireless transceiver between self-built 5G network and secondary wireless transceiver by communicating.
The lamps and lanterns information acquisition terminal includes at least illuminance sensor and current transformer.
The battery is rechargeable battery.
Beneficial effects of the present invention: aid-to-navigation light of the invention is powered using battery, changes the power supply of navigational lighting aid system
Mode, light primary circuit cable power supply mode change into lamps and lanterns distributed power supply, and the included battery module of aid-to-navigation light meets LED
Light source is more than 240 hours luminous requirements；The present invention controls chip using LED light source, passes through pwm signal control in use
The time ratios of the turn-on and turn-off of the power switch of LED processed driving adjusts average output current, in the control of pwm signal
Under, the light intensity of lamps and lanterns is proportional to the pulse duty factor of PWM, with the more flexible information guidance effect for realizing lamps and lanterns；The present invention
Using communication control module, realize that the RFD of lamps and lanterns adds by means of the application of Zigbee network with simple AT Command Set traveling
Enter network, FFD coordinator building network, data transmit-receive function, in use, road face is divided into LED light by Zigbee network
Tool is the grid of coordinate, and second level transceiver is responsible for the attribute record of lamps and lanterns, and lamps and lanterns attribute is as follows: lamp type, ID, latitude
Degree, longitude, region specifying information etc.；Lamps and lanterns information acquisition module collects the status information and fault message of LED lamp, improves single
The coverage and reliability of a LED lamp monitoring information are transferred to terminal for information is acquired by Zigbee network, count
Calculation machine terminal can be pushed to the hand-held mobile terminal of maintenance staff by backstage interactive controlling center and by data cloud storage
Service area diagnoses fault message by expert system；The hand-held mobile terminal of maintenance staff in close contact lamp body,
By RFID system, lamp body ID is quickly determined.The present invention have that intelligence degree is high, troubleshooting maintenance efficiency is high, operation guarantees and
Maintenance cost advantage at low cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of Internet of Things navigational lighting aid Intelligent lamp system of the present invention.
Fig. 2 is the structure meaning figure of the aid-to-navigation light of Internet of Things navigational lighting aid Intelligent lamp system of the present invention.
Fig. 3 is the schematic diagram of the communication control module of Internet of Things navigational lighting aid Intelligent lamp system of the present invention.
Fig. 4 is the schematic diagram of the lamps and lanterns information acquisition module of Internet of Things navigational lighting aid Intelligent lamp system of the present invention.
Fig. 5 is the aid-to-navigation light electrical schematic of the prior art.
In figure: 1, terminal 2, communication control module 3, level-one wireless transceiver 4, secondary wireless transceiver
5, aid-to-navigation light 6, lamps and lanterns information acquisition terminal 501, lamp holder 502, battery 503, LED light source control chip 504,
Aid-to-navigation light communication module 505, antenna 506, bolt 507, lampshade 508, lamp bracket 509, photomask 510, thoroughly
Mirror 511, LED light source.
Specific embodiment
Following further describes the present invention with reference to the drawings.
Embodiment 1
As shown in Figs. 1-5, Internet of Things navigational lighting aid Intelligent lamp system, it includes terminal 1, the terminal
1 is connected with communication control module 2, and the communication control module 2 is connected with level-one wireless transceiver 3, and the level-one is wireless
Transceiver 3 is connected with secondary wireless transceiver 4, and the secondary wireless transceiver 4 is connected with aid-to-navigation light 5 and lamps and lanterns information collection
Terminal 6.
The aid-to-navigation light 5 includes lamp holder 501 and lampshade 507, and the lamp holder 501 is internally provided with battery
502, the upside of the battery 502 is provided with LED light source control chip 503, and the LED light source controls the upper of chip 503
Side is provided with aid-to-navigation light communication module 504, and the aid-to-navigation light communication module 504 is connected with antenna 505, the lamp holder
501 inside is provided with lamp bracket 508, and photomask 509 is provided on the lamp bracket 508, and the inside of the photomask 509 is set
LED light source 511, the lamp holder 501 and lampshade 507 is equipped with to connect by bolt 506.In actual use, it each helps
Electronic tag can be embedded in boat lamp 5, it is interior with information such as lamp body ID, when staff holds handheld reader close to aid-to-navigation light
When, the information such as lamp body ID can be quickly read, in actual operation, some aid-to-navigation lights are the failure that brightness reduces, scene dimension
Guarantor person also can not rapidly and accurately determine trouble light after reaching near zone, therefore increase RFID identification system and electronic tag,
The position that can rapidly and accurately determine trouble light, improves the working efficiency and work accuracy of maintenance.
The present invention uses aid-to-navigation light 5, and aid-to-navigation light 5 is powered using battery, changes the power supply mode of navigational lighting aid system, lamp
Light primary circuit cable power supply mode changes into lamps and lanterns distributed power supply, and included 502 module of battery of aid-to-navigation light 5 meets LED light
Luminous requirement of the source 511 more than 240 hours；The present invention controls chip 503 using LED light source, is believed in use by PWM
The time ratio of the turn-on and turn-off of the power switch of number control LED driving adjusts average output current, in the control of pwm signal
Under system, the light intensity of lamps and lanterns is proportional to the pulse duty factor of PWM, realizes the information guidance effect of lamps and lanterns；The present invention is using communication control
Molding block 2, with simple AT Command Set traveling, realizes that network, FFD is added in the RFD of lamps and lanterns by means of the application of Zigbee network
Road face is divided into using LED lamp as coordinate by coordinator building network, data transmit-receive function, in use, Zigbee network
Grid, second level transceiver are responsible for the attribute record of lamps and lanterns, and lamps and lanterns attribute is as follows: lamp type, ID, latitude, longitude, region
Description information etc.；Lamps and lanterns information acquisition module collects the status information and fault message of LED lamp, improves single led lamps and lanterns prison
The coverage and reliability for controlling information are transferred to terminal for information is acquired by Zigbee network, and terminal can
To be pushed to the hand-held mobile terminal of maintenance staff by backstage interactive controlling center and by data cloud storage service Qu Youzhuan
Family's system diagnoses fault message；The present invention has high intelligence degree, troubleshooting maintenance efficiency height, operation guarantee and maintenance
The low advantage of expense cost.
Embodiment 2
As shown in Figs. 1-5, Internet of Things navigational lighting aid Intelligent lamp system, it includes terminal 1, the terminal
1 is connected with communication control module 2, and the communication control module 2 is connected with level-one wireless transceiver 3, and the level-one is wireless
Transceiver 3 is connected with secondary wireless transceiver 4, and the secondary wireless transceiver 4 is connected with aid-to-navigation light 5 and lamps and lanterns information collection
Terminal 6.
The aid-to-navigation light 5 stated includes lamp holder 501 and lampshade 507, and the lamp holder 501 is internally provided with battery
502, the upside of the battery 502 is provided with LED light source control chip 503, and the LED light source controls the upper of chip 503
Side is provided with aid-to-navigation light communication module 504, and the aid-to-navigation light communication module 504 is connected with antenna 505, the lamp holder
501 inside is provided with lamp bracket 508, and photomask 509 is provided on the lamp bracket 508, and the inside of the photomask 509 is set
LED light source 511, the lamp holder 501 and lampshade 507 is equipped with to connect by bolt 506.In actual use, it each helps
Electronic tag can be embedded in boat lamp 5, it is interior with information such as lamp body ID, when staff holds handheld reader close to aid-to-navigation light
When, the information such as lamp body ID can be quickly read, in actual operation, some aid-to-navigation lights are the failure that brightness reduces, scene dimension
Guarantor person also can not rapidly and accurately determine trouble light after reaching near zone, therefore increase RFID identification system and electronic tag,
The position that can rapidly and accurately determine trouble light, improves the working efficiency and work accuracy of maintenance.
For better effect, the connection type of the terminal 1 and communication control module 2 is serial communication,
The serial communication mode uses RS232 or RS485.
For better effect, the communication control module 2 includes radio network interface, communication control chip and coordination
Device, the communication control chip are Freescale MC319X chip, and the coordinator is FFD coordinator.
For better effect, the level-one wireless transceiver 3 by Zigbee network and secondary wireless transceiver 4 it
Between communicate.
For better effect, the level-one wireless transceiver 3 passes through self-built 5G network and secondary wireless transceiver 4
Between communicate.
For better effect, the lamps and lanterns information acquisition terminal 6 includes at least illuminance sensor and Current Mutual Inductance
Device；In use, voltage sensor, Temperature Humidity Sensor, electricity leakage sensor, battery detecting can also be installed according to specific requirements
One of device, accident warning device or a variety of combinations.
For better effect, the battery 502 is rechargeable battery.
As shown in figure 5, existing aid-to-navigation light requires municipal centrally connected power supply, cable higher cost in maintenance is needed
A large amount of manpower and material resources are consumed, and inconvenience controls single aid-to-navigation light, the present invention uses to be provided in aid-to-navigation light 5
Battery 502 convenient for controlling single aid-to-navigation light, and is not needed to cabling, when 502 electricity of battery is soon used up
When, it is only necessary to recycling charges to battery 502.
For better effect, the battery 502 is electrically connected with LED light source control chip 503, the LED light source
Control chip 503 is electrically connected with aid-to-navigation light communication module 504, and the LED light source control chip 503 is Atmega88 micro process
Device.
The present invention uses aid-to-navigation light 5, and aid-to-navigation light 5 is powered using battery, changes the power supply mode of navigational lighting aid system, lamp
Light primary circuit cable power supply mode changes into lamps and lanterns distributed power supply, and included 502 module of battery of aid-to-navigation light 5 meets LED light
Luminous requirement of the source 511 more than 240 hours is powered using battery 502, can individually control the switch of single aid-to-navigation light 5,
Convenient for the control of aid-to-navigation light 5, the present invention controls chip 503 using LED light source, controls LED driving by pwm signal in use
The time ratio of turn-on and turn-off of power switch adjust average output current, under the control of pwm signal, the light of lamps and lanterns
It is proportional to the pulse duty factor of PWM by force, the information guidance effect that more flexible can realize lamps and lanterns；The present invention is using communication control
Molding block 2, with simple AT Command Set traveling, realizes that network, FFD is added in the RFD of lamps and lanterns by means of the application of Zigbee network
Road face is divided into using LED lamp as coordinate by coordinator building network, data transmit-receive function, in use, Zigbee network
Grid, second level transceiver are responsible for the attribute record of lamps and lanterns, and lamps and lanterns attribute is as follows: lamp type, ID, latitude, longitude, region
Description information etc.；Lamps and lanterns information acquisition module collects the status information and fault message of LED lamp, improves single led lamps and lanterns prison
The coverage and reliability for controlling information are transferred to terminal for information is acquired by Zigbee network, and terminal can
To be pushed to the hand-held mobile terminal of maintenance staff by backstage interactive controlling center and by data cloud storage service Qu Youzhuan
Family's system diagnoses fault message；The present invention uses terminal 1 and lamps and lanterns information acquisition module 6, can pass through lamp
Have information acquisition module 6 and collect data, provides necessary data for aid-to-navigation light lifecycle management and big data analysis, be convenient for
Failure rate and service condition are analyzed, to establish Performance Evaluation Model, providing intelligent early-warning, by the interactive controlling of backstage
Hand-held mobile terminal pushed information from the heart to maintenance staff and by data cloud storage server by expert system to fault message
Carry out diagnostic assessment；The present invention has high intelligence degree, troubleshooting maintenance efficiency height, operation guarantee and maintenance cost at low cost
Advantage.
Claims (7)
1. Internet of Things navigational lighting aid Intelligent lamp system, it includes terminal, it is characterised in that: the terminal
It is connected with communication control module, the communication control module is connected with level-one wireless transceiver, the level-one wireless receiving and dispatching
Device is connected with secondary wireless transceiver, and the secondary wireless transceiver is connected with aid-to-navigation light and lamps and lanterns information acquisition terminal.
2. Internet of Things navigational lighting aid Intelligent lamp system as described in claim 1, it is characterised in that: the aid-to-navigation light includes
Lamp holder and lampshade, the lamp holder are internally provided with battery, LED light source control are provided on the upside of the battery
Chip, the LED light source control and are provided with aid-to-navigation light communication module on the upside of chip, the aid-to-navigation light communication module connection
Have antenna, lamp bracket be provided on the inside of the lamp holder, be provided with photomask on the lamp bracket, the photomask it is interior
Side is provided with LED light source, and the lamp holder and lampshade are bolted.
3. Internet of Things navigational lighting aid Intelligent lamp system as described in claim 1, it is characterised in that: the terminal
Connection type with communication control module is serial communication, and the serial communication mode uses RS232 or RS485 or RJ45.
4. Internet of Things navigational lighting aid Intelligent lamp system as described in claim 1, it is characterised in that: the communication control mould
Block includes radio network interface, communication control chip and coordinator, and the communication control chip is Freescale MC319X
Chip, the coordinator are FFD coordinator.
5. Internet of Things navigational lighting aid Intelligent lamp system as described in claim 1, it is characterised in that: the level-one is wirelessly received
Hair device between Zigbee network and secondary wireless transceiver by communicating.
6. Internet of Things navigational lighting aid Intelligent lamp system as described in claim 1, it is characterised in that: the lamps and lanterns information is adopted
Collect terminal and includes at least illuminance sensor and current transformer.
7. Internet of Things navigational lighting aid Intelligent lamp system as claimed in claim 2, it is characterised in that: the battery is that can fill
Battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518455.7A CN109640474A (en) | 2018-12-12 | 2018-12-12 | Internet of Things navigational lighting aid Intelligent lamp system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518455.7A CN109640474A (en) | 2018-12-12 | 2018-12-12 | Internet of Things navigational lighting aid Intelligent lamp system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109640474A true CN109640474A (en) | 2019-04-16 |
Family
ID=66073300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811518455.7A Pending CN109640474A (en) | 2018-12-12 | 2018-12-12 | Internet of Things navigational lighting aid Intelligent lamp system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109640474A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523443A (en) * | 2022-10-17 | 2022-12-27 | 广东省机场管理集团有限公司工程建设指挥部 | Embedded navigation aid lamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781255A (en) * | 2014-01-28 | 2014-05-07 | 上海九高节能技术有限公司 | Intelligent LED street lamp monitor system based on ZigBee and Wi-Fi technology |
| CN207969045U (en) * | 2018-03-21 | 2018-10-12 | 大连交通大学 | War preparedness based on wireless communication protocol/emergency airport sailing-assisting lamp system |
| CN108684117A (en) * | 2018-05-28 | 2018-10-19 | 曾志明 | A kind of voyage aid of the airport single lamp monitoring system based on the Internet of Things communication technology |
| WO2018216311A1 (en) * | 2017-05-26 | 2018-11-29 | ローム株式会社 | Signaling lamp monitor |
-
2018
- 2018-12-12 CN CN201811518455.7A patent/CN109640474A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781255A (en) * | 2014-01-28 | 2014-05-07 | 上海九高节能技术有限公司 | Intelligent LED street lamp monitor system based on ZigBee and Wi-Fi technology |
| WO2018216311A1 (en) * | 2017-05-26 | 2018-11-29 | ローム株式会社 | Signaling lamp monitor |
| CN207969045U (en) * | 2018-03-21 | 2018-10-12 | 大连交通大学 | War preparedness based on wireless communication protocol/emergency airport sailing-assisting lamp system |
| CN108684117A (en) * | 2018-05-28 | 2018-10-19 | 曾志明 | A kind of voyage aid of the airport single lamp monitoring system based on the Internet of Things communication technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523443A (en) * | 2022-10-17 | 2022-12-27 | 广东省机场管理集团有限公司工程建设指挥部 | Embedded navigation aid lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207692096U (en) | A kind of wisdom street lamp control system based on NB-IoT | |
| CN207867289U (en) | Flying Area in Airport illuminator operation management system | |
| CN207969026U (en) | A kind of wisdom street lamp based on millimetre-wave radar | |
| CN205755011U (en) | A kind of street lamp detection of electrical leakage warning system | |
| CN103987180A (en) | Lamp control device and intelligent lighting lamp system regulating and controlling system and method | |
| CN203937865U (en) | Unmanned aircraft landing commander and support system | |
| CN209134669U (en) | One kind being applied to municipal road lighting intelligent control management system | |
| CN107124788A (en) | Solar airport navigational lighting aid system and control method | |
| CN103640706A (en) | Unattended operation aircraft taking-off and landing commanding and safeguarding system | |
| CN104507196A (en) | LED fire-fighting emergency lamp control circuit | |
| CN103037598A (en) | LED (Light Emitting Diode) street lamp power line carrier remote control system with vehicle monitoring function | |
| CN109640474A (en) | Internet of Things navigational lighting aid Intelligent lamp system | |
| CN110213858A (en) | A kind of integrated LED wisdom streetlamp management system | |
| CN109611768A (en) | A kind of wisdom street lamp based on Internet of Things | |
| CN106937466B (en) | Street lamp fault detection and intelligent alarm control module based on singlechip | |
| CN105402679A (en) | Automatic adjusting type solar LED street lamp | |
| CN205546142U (en) | Street lamp intelligence control system based on zigBee | |
| CN203243560U (en) | Power supply system of airport runway/taxiway closure identification lamp apparatus | |
| CN106657916A (en) | Intelligent solar endurance monitoring method and system | |
| CN208424867U (en) | A kind of Flying Area in Airport intelligent control system of high-pole lamp based on ZigBee | |
| CN212231788U (en) | Intelligent lighting control system and intelligent monitoring platform for urban rail transit | |
| CN109204020A (en) | A kind of wireless charging system and control method of stereo garage | |
| CN202217058U (en) | Radioactive substance monitoring device | |
| CN205510469U (en) | Single lamp energy -saving monitoring management system | |
| CN112991803A (en) | Traffic signal lamp remote monitoring method |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |