CN104424803A - Prompting method and system of waterlogging road condition - Google Patents
Prompting method and system of waterlogging road condition Download PDFInfo
- Publication number
- CN104424803A CN104424803A CN201310379335.4A CN201310379335A CN104424803A CN 104424803 A CN104424803 A CN 104424803A CN 201310379335 A CN201310379335 A CN 201310379335A CN 104424803 A CN104424803 A CN 104424803A
- Authority
- CN
- China
- Prior art keywords
- bulb
- embedded gateway
- module
- pressure transducer
- road conditions
- 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
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
- G01F23/18—Indicating, recording or alarm devices actuated electrically
- G01F23/185—Indicating, recording or alarm devices actuated electrically for discrete levels
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/048—Detecting movement of traffic to be counted or controlled with provision for compensation of environmental or other condition, e.g. snow, vehicle stopped at detector
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Traffic Control Systems (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention discloses a prompting method and system of a waterlogging road condition. The method includes the following steps: S1: connecting a plurality of bulbs in parallel and marking a vertical distance of each bulb with the ground on each bulb; S2: a humidity sensor sending signals to an embedded gateway when detecting that the humidity of the air exceeds a preset value, and then the embedded gateway controlling the plurality of bulbs to light up at the same time; S3: pressure sensors arranged on the same horizontal plane with the bulbs sending signals to the embedded gateway when detecting that the water pressure is larger than a set threshold, then the embedded gateway sending a lighting-off command to an execution node and then the execution node lighting off bulbs which are on the same horizontal plane with the pressure sensor. The humidity sensor is used to sense the humidity of the air so as to judge whether it is raining so as to control on-off of an intelligent light system and through the pressure sensors, the depth of the rain of a waterlogging pool is sensed to control on-off the bulbs so that the heights of light-up bulbs are heights not reached by the waterlogging and thus it is convenient for drivers to judge accurately and rapidly the condition of the waterlogging in a rainy day.
Description
Technical field
The present invention relates to a kind of based reminding method and system of ponding road conditions, belong to traffic ancillary technique field.
Background technology
Under current bridge opening, generally a wooden or irony scale strip all can be set, but this scale strip only from close to time just can see clearly, and overcast and rainy, because there is ponding in bridge opening, the driver far away apart from bridge opening cannot see scale clearly at all, especially at the night that light is poor, to judge that the degree of depth of ponding just more difficult for by this scale strip.In this case, a lot of driver takes a risk to move ahead owing to cannot accurately judge the degree of depth of ponding, has even paid the cost of life.Therefore, urgent need is a kind of at present can help driver to judge the technology of ponding situation accurately, fast.
Summary of the invention
The object of the invention is to, provide a kind of based reminding method and system of ponding road conditions, it effectively can solve problems of the prior art, especially cannot the problem of accurate, real-time, fast judgement ponding situation in the rainy day.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of based reminding method of ponding road conditions, comprises the following steps:
S1, is connected in parallel equidistant for multiple bulb, and identifies the vertical range on itself and ground with waterproof material on each bulb;
S2, when humidity sensor detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway, and embedded gateway controls multiple bulb and lights simultaneously;
S3, when the pressure transducer being located at same level with bulb detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway, embedded gateway sends the fill order of turning off the light to XM, and the bulb being in same level with this pressure transducer is extinguished by relay by XM.
Concrete, the present invention also comprises S0: adopt watertight transparent material by pressure transducer, relay, bulb, humidity sensor, embedded gateway and XM sealed package, thus can play good waterproof effect.
Preferably, of the present inventionly also step S4 is comprised: embedded gateway adopts push mechanism to be pushed on the mobile phone in its recognizable set by current ponding traffic information; Or ponding traffic information is sent on server or mobile terminal by embedded gateway timing, thus conveniently can realize the transmission of ponding road conditions message.
Preferably, the present invention also comprises S5: when the height residing for the bulb that the distance ground of lighting is nearest is greater than preset value, reports to the police, thus can realize automatic alarm.
Realize the system for prompting of a kind of ponding road conditions of preceding method, comprising: pressure transducer, relay, bulb, humidity sensor, embedded gateway and XM; Pressure transducer and bulb are arranged in same level, and pressure transducer is connected with embedded gateway, and relay is connected with bulb and XM respectively, and embedded gateway is connected with humidity sensor and XM respectively.
Concrete, described XM comprises: execution module, processor module, wireless communication module and energy supply module, energy supply module connects execution module, processor module and wireless communication module respectively by printed wire, and processor module connects execution module and wireless communication module respectively by printed wire.
The present invention also comprises transparent airtight container, and described pressure transducer, relay, bulb, humidity sensor, embedded gateway and XM are all located in transparent airtight container.
Preferably, described execution module adopts the gate circuit 7407 of open-drain, and processor module and wireless communication module adopt the CC2430 of Texas Instruments, and energy supply module adopts two joint No. 5 batteries and battery cases, thus the optimum matching of signal can be realized, wananty costs is minimum simultaneously.
Preferably, the present invention also comprises GPRS module, and GPRS module is connected with embedded gateway.
Preferably, the present invention also comprises alarm, and alarm is connected with embedded gateway, thus can realize automatic alarm.
Compared with prior art, the humidity of the present invention by utilizing humidity sensor to respond to air, judge whether to rain thus the switch of control intelligent lamp system, the light on and off situation of bulb is controlled by the degree of depth of pressure transducer induction plash rainwater, the degree of depth that height residing for the bulb lighted does not reach for ponding (the nearest height residing for bulb in the distance ground of namely lighting is the degree of depth of current ponding), thus facilitate driver or car owner to judge the situation of ponding accurately and rapidly in the rainy day.In addition, after driver or car owner enter the identified region of GPRS, can receive and be sent to ponding situation information by GPRS module, thus the ponding situation that judgement that can be quick, accurate, real-time is further current, avoid dangerous generation.Show according to mass data statistics, after adopting the present invention, driver or car owner can receive current ponding traffic information the soonest in the rainy day in 1 minute.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the method flow diagram of a kind of embodiment of the present invention.
Reference numeral: 1-pressure transducer, 2-relay, 3-bulb, 4-humidity sensor, 5-embedded gateway, 6-XM, 7-execution module, 8-processor module, 9-wireless communication module, 10-energy supply module, 11-transparent airtight container, 12-GPRS module, 13-alarm.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Embodiment
Embodiment 1: a kind of based reminding method of ponding road conditions, as shown in Figure 2, comprises the following steps:
S0: adopt watertight transparent material pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 sealed package to be got up;
S1, is connected in parallel equidistant for multiple bulb 3, and identifies the vertical range on itself and ground with waterproof material on each bulb 3;
S2, when humidity sensor 4 detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway 5, and embedded gateway 5 controls multiple bulb 3 and lights simultaneously;
S3, when the pressure transducer 1 being located at same level with bulb 3 detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway 5, embedded gateway 5 sends the fill order of turning off the light to XM 6, and the bulb 3 being in same level with this pressure transducer 1 is extinguished by relay 2 by XM 6;
S4, embedded gateway 5 adopts push mechanism to be pushed on the mobile phone in its recognizable set by current ponding traffic information;
S5, when the height residing for the bulb that the distance ground of lighting is nearest is greater than preset value, reports to the police.
Realize the system for prompting of a kind of ponding road conditions of said method, as shown in Figure 1, comprising: pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6; Pressure transducer 1 and bulb 3 are arranged in same level, and pressure transducer 1 is connected with embedded gateway 5, and relay 2 is connected with bulb 3 and XM 6 respectively, and embedded gateway 5 is connected with humidity sensor 4 and XM 6 respectively.Described XM 6 comprises: execution module 7, processor module 8, wireless communication module 9 and energy supply module 10, energy supply module 10 connects execution module 7, processor module 8 and wireless communication module 9 respectively by printed wire, and processor module 8 connects execution module 7 and wireless communication module 9 respectively by printed wire.Also comprise transparent airtight container 11, described pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 are all located in transparent airtight container 11.Described execution module 7 adopts the gate circuit 7407 of open-drain, and processor module 8 and wireless communication module 9 adopt the CC2430 of Texas Instruments, and energy supply module 10 adopts two joints No. 5 batteries and battery case.Also comprise GPRS module 12, GPRS module 12 is connected with embedded gateway 5.Also comprise alarm 13, alarm 13 is connected with embedded gateway 5.
Embodiment 2: a kind of based reminding method of ponding road conditions, as shown in Figure 2, comprises the following steps:
S0: adopt watertight transparent material pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 sealed package to be got up;
S1, is connected in parallel equidistant for multiple bulb 3, and identifies the vertical range on itself and ground with waterproof material on each bulb 3;
S2, when humidity sensor 4 detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway 5, and embedded gateway 5 controls multiple bulb 3 and lights simultaneously;
S3, when the pressure transducer 1 being located at same level with bulb 3 detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway 5, embedded gateway 5 sends the fill order of turning off the light to XM 6, and the bulb 3 being in same level with this pressure transducer 1 is extinguished by relay 2 by XM 6;
S4, ponding traffic information is sent on server or mobile terminal by embedded gateway 5 timing;
S5, when the height residing for the bulb that the distance ground of lighting is nearest is greater than preset value, reports to the police.
Realize the system for prompting of a kind of ponding road conditions of said method, as shown in Figure 1, comprising: pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6; Pressure transducer 1 and bulb 3 are arranged in same level, and pressure transducer 1 is connected with embedded gateway 5, and relay 2 is connected with bulb 3 and XM 6 respectively, and embedded gateway 5 is connected with humidity sensor 4 and XM 6 respectively.Also comprise transparent airtight container 11, described pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 are all located in transparent airtight container 11.Also comprise GPRS module 12, GPRS module 12 is connected with embedded gateway 5.Also comprise alarm 13, alarm 13 is connected with embedded gateway 5.
Embodiment 3: a kind of based reminding method of ponding road conditions, as shown in Figure 2, comprises the following steps:
S1, is connected in parallel equidistant for multiple bulb 3, and identifies the vertical range on itself and ground with waterproof material on each bulb 3;
S2, when humidity sensor 4 detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway 5, and embedded gateway 5 controls multiple bulb 3 and lights simultaneously;
S3, when the pressure transducer 1 being located at same level with bulb 3 detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway 5, embedded gateway 5 sends the fill order of turning off the light to XM 6, and the bulb 3 being in same level with this pressure transducer 1 is extinguished by relay 2 by XM 6;
S4, embedded gateway 5 adopts push mechanism to be pushed on the mobile phone in its recognizable set by current ponding traffic information.
Realize the system for prompting of a kind of ponding road conditions of said method, as shown in Figure 1, comprising: pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6; Pressure transducer 1 and bulb 3 are arranged in same level, and pressure transducer 1 is connected with embedded gateway 5, and relay 2 is connected with bulb 3 and XM 6 respectively, and embedded gateway 5 is connected with humidity sensor 4 and XM 6 respectively.Also comprise GPRS module 12, GPRS module 12 is connected with embedded gateway 5.
Embodiment 4: a kind of based reminding method of ponding road conditions, as shown in Figure 2, comprises the following steps:
S0, adopts watertight transparent material pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 sealed package to be got up;
S1, is connected in parallel equidistant for multiple bulb 3, and identifies the vertical range on itself and ground with waterproof material on each bulb 3;
S2, when humidity sensor 4 detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway 5, and embedded gateway 5 controls multiple bulb 3 and lights simultaneously;
S3, when the pressure transducer 1 being located at same level with bulb 3 detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway 5, embedded gateway 5 sends the fill order of turning off the light to XM 6, and the bulb 3 being in same level with this pressure transducer 1 is extinguished by relay 2 by XM 6.
Realize the system for prompting of a kind of ponding road conditions of said method, as shown in Figure 1, comprising: pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6; Pressure transducer 1 and bulb 3 are arranged in same level, and pressure transducer 1 is connected with embedded gateway 5, and relay 2 is connected with bulb 3 and XM 6 respectively, and embedded gateway 5 is connected with humidity sensor 4 and XM 6 respectively.Also comprise transparent airtight container 11, described pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6 are all located in transparent airtight container 11.
Embodiment 5: a kind of based reminding method of ponding road conditions, as shown in Figure 2, comprises the following steps:
S1, is connected in parallel equidistant for multiple bulb 3, and identifies the vertical range on itself and ground with waterproof material on each bulb 3;
S2, when humidity sensor 4 detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway 5, and embedded gateway 5 controls multiple bulb 3 and lights simultaneously;
S3, when the pressure transducer 1 being located at same level with bulb 3 detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway 5, embedded gateway 5 sends the fill order of turning off the light to XM 6, and the bulb 3 being in same level with this pressure transducer 1 is extinguished by relay 2 by XM 6.
Realize the system for prompting of a kind of ponding road conditions of said method, as shown in Figure 1, comprising: pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5 and XM 6; Pressure transducer 1 and bulb 3 are arranged in same level, and pressure transducer 1 is connected with embedded gateway 5, and relay 2 is connected with bulb 3 and XM 6 respectively, and embedded gateway 5 is connected with humidity sensor 4 and XM 6 respectively.
Principle of work of the present invention: when humidity sensor 4 senses that the humidity of air is greater than setting value, namely controls to open whole intelligent lamp system.Direction perpendicular to the ground is furnished with multiple pressure transducer 1 and multiple bulb 3, when certain pressure transducer 1 senses extraneous hydraulic pressure and hydraulic pressure is greater than the threshold value of setting, namely embedded gateway 5 is sent information to, embedded gateway 5 sends and turns off the light signal to XM 6, and XM 6 utilizes relay 2 to be extinguished by the bulb 3 being located at same level direction with this pressure transducer 1.Specifically, energy supply module 10 to be powered startup to XM, embedded gateway 5 signal of turning off the light sends, the wireless communication module 9 of XM 6 receives this signal and sends processor module 8 to, processor module 8 controls execution module 7 and performs this signal, execution module 7 utilize relay 2 bulb 3 being located at same level direction with this pressure transducer 1 is extinguished (height residing for the bulb that the distance ground of namely lighting is nearest is the degree of depth of current ponding, can on bulb with waterproof material mark scale so that decipherment distance).Described pressure transducer 1, relay 2, bulb 3, humidity sensor 4, embedded gateway 5, XM 6, execution module 7, processor module 8, wireless communication module 9, energy supply module 10 is all located in transparent airtight container 11, thus waterproof, prevents the system failure.When the vehicle that mobile base station scans certain driver or car owner enters the identification range of GPRS module 12 in this region, mobile base station sends prompting message to this GPRS module 12, and GPRS module 12 sends current ponding situation information again on the mobile phone of this driver or car owner; Or when the vehicle that mobile base station scans certain driver or car owner enters the identification range of embedded gateway 5, embedded gateway 5 sends pushed information on the mobile phone of driver or car owner.If when current depth of accumulated water is greater than the threshold value of setting, then embedded gateway 5 controls alarm 13 and to give the alarm signal.
Claims (10)
1. a based reminding method for ponding road conditions, is characterized in that, comprises the following steps:
S1, is connected in parallel equidistant for multiple bulb (3), and identifies the vertical range on itself and ground with waterproof material on each bulb (3);
S2, when humidity sensor (4) detects that the humidity of air exceedes preset value, then transmits a signal to embedded gateway (5), and embedded gateway (5) controls multiple bulb (3) and lights simultaneously;
S3, when the pressure transducer (1) being located at same level with bulb (3) detects that hydraulic pressure is greater than the threshold value of setting, then transmission signal is to embedded gateway (5), embedded gateway (5) sends the fill order of turning off the light to XM (6), and the bulb (3) that XM (6) will be in same level with this pressure transducer (1) by relay (2) extinguishes.
2. the based reminding method of ponding road conditions according to claim 1, it is characterized in that, also comprise S0: adopt watertight transparent material by pressure transducer (1), relay (2), bulb (3), humidity sensor (4), embedded gateway (5) and XM (6) sealed package.
3. the based reminding method of ponding road conditions according to claim 1 and 2, is characterized in that, also comprise step S4: embedded gateway (5) adopts push mechanism to be pushed on the mobile phone in its recognizable set by current ponding traffic information; Or ponding traffic information is sent on server or mobile terminal by embedded gateway (5) timing.
4. the based reminding method of ponding road conditions according to claim 3, is characterized in that, also comprise S5: when the height residing for the bulb that the distance ground of lighting is nearest is greater than preset value, then report to the police.
5. realize the system for prompting of a kind of ponding road conditions of method described in Claims 1 to 4, it is characterized in that, comprising: pressure transducer (1), relay (2), bulb (3), humidity sensor (4), embedded gateway (5) and XM (6); Pressure transducer (1) and bulb (3) are arranged in same level, and pressure transducer (1) is connected with embedded gateway (5), relay (2) is connected with bulb (3) and XM (6) respectively, and embedded gateway (5) is connected with humidity sensor (4) and XM (6) respectively.
6. the system for prompting of ponding road conditions according to claim 5, it is characterized in that, described XM (6) comprising: execution module (7), processor module (8), wireless communication module (9) and energy supply module (10), energy supply module (10) connects execution module (7), processor module (8) and wireless communication module (9) respectively by printed wire, and processor module (8) connects execution module (7) and wireless communication module (9) respectively by printed wire.
7. the system for prompting of ponding road conditions according to claim 5, it is characterized in that, also comprise transparent airtight container (11), described pressure transducer (1), relay (2), bulb (3), humidity sensor (4), embedded gateway (5) and XM (6) are all located in transparent airtight container (11).
8. the system for prompting of ponding road conditions according to claim 6, it is characterized in that, described execution module (7) adopts the gate circuit 7407 of open-drain, processor module (8) and wireless communication module (9) adopt the CC2430 of Texas Instruments, and energy supply module (10) adopts two joint No. 5 batteries and battery cases.
9., according to the system for prompting of the arbitrary described ponding road conditions of claim 5 ~ 8, it is characterized in that, also comprise GPRS module (12), GPRS module (12) is connected with embedded gateway (5).
10. the system for prompting of ponding road conditions according to claim 9, is characterized in that, also comprises alarm (13), and alarm (13) is connected with embedded gateway (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310379335.4A CN104424803A (en) | 2013-08-28 | 2013-08-28 | Prompting method and system of waterlogging road condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310379335.4A CN104424803A (en) | 2013-08-28 | 2013-08-28 | Prompting method and system of waterlogging road condition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104424803A true CN104424803A (en) | 2015-03-18 |
Family
ID=52973650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310379335.4A Pending CN104424803A (en) | 2013-08-28 | 2013-08-28 | Prompting method and system of waterlogging road condition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104424803A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121470A (en) * | 2016-07-26 | 2016-11-16 | 司夏 | Bridge opening safety door |
| CN108320502A (en) * | 2017-12-27 | 2018-07-24 | 福建工程学院 | A kind of urban waterlogging detection method and terminal based on floating car technology |
| CN108917886A (en) * | 2018-08-17 | 2018-11-30 | 广州市番禺区象贤中学 | A kind of sensor-type depth of water range-viewfinder and its operation method |
| CN110160596A (en) * | 2019-06-27 | 2019-08-23 | 广州小鹏汽车科技有限公司 | A kind of the ponding alarm system and device of vehicle |
-
2013
- 2013-08-28 CN CN201310379335.4A patent/CN104424803A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121470A (en) * | 2016-07-26 | 2016-11-16 | 司夏 | Bridge opening safety door |
| CN106121470B (en) * | 2016-07-26 | 2018-01-12 | 司夏 | Bridge opening safety door |
| CN108320502A (en) * | 2017-12-27 | 2018-07-24 | 福建工程学院 | A kind of urban waterlogging detection method and terminal based on floating car technology |
| CN108320502B (en) * | 2017-12-27 | 2021-10-26 | 福建工程学院 | Urban waterlogging detection method and terminal based on floating car technology |
| CN108917886A (en) * | 2018-08-17 | 2018-11-30 | 广州市番禺区象贤中学 | A kind of sensor-type depth of water range-viewfinder and its operation method |
| CN110160596A (en) * | 2019-06-27 | 2019-08-23 | 广州小鹏汽车科技有限公司 | A kind of the ponding alarm system and device of vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11350508B2 (en) | Low-altitude, low-power installable smart streetlight system | |
| US20060193691A1 (en) | Road marker with remotely controllable display | |
| EP3808900B1 (en) | Solar induction lamp and induction system using same | |
| EP2320713A2 (en) | Networked dynamic street lighting | |
| CN104424803A (en) | Prompting method and system of waterlogging road condition | |
| KR20100136186A (en) | Street light control method and apparatus | |
| KR20170095496A (en) | Multi-function type streetlamp | |
| KR101258326B1 (en) | Led illumination apparatus for pedestrian crossing | |
| CN107734816B (en) | Solar radar induction lamp and control method thereof | |
| CN206805801U (en) | Hazardous vehicles cross the street caution system | |
| CN205692339U (en) | Urban waterlogging early warning system | |
| KR20180002377U (en) | Multi-function type streetlamp | |
| KR101677365B1 (en) | System and method to control automatically street lighting | |
| KR20090108979A (en) | Ubiquitous streetlight having environment sensor | |
| CN205071392U (en) | Lighting system and street lamp | |
| CN110599802A (en) | Pedestrian crossing early warning implementation method and early warning system | |
| KR200409698Y1 (en) | Radio guide indication system for pedestrian crossing for using solar cell | |
| CN104021692A (en) | Road traffic guiding method based on road monitoring and road traffic guiding system | |
| CN205430733U (en) | Wisdom city system based on street lamp | |
| CN108877242A (en) | The control system and control method of signal lamp car test unit with intelligent network connection | |
| CN104768278A (en) | Intelligent street lamp control system | |
| CN204390450U (en) | Street lamp post tilt detection warning system | |
| KR100987610B1 (en) | Ubiquitous streetlight for lighting adjustable having fog sensor | |
| CN102665330A (en) | LED road lamp controller | |
| KR101201879B1 (en) | collision avoidance system by vehicle sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
|
| WD01 | Invention patent application deemed withdrawn after publication |