CN204013885U - Distribution line fortune checking device based on wireless network transmission of video - Google Patents
Distribution line fortune checking device based on wireless network transmission of video Download PDFInfo
- Publication number
- CN204013885U CN204013885U CN201420382269.6U CN201420382269U CN204013885U CN 204013885 U CN204013885 U CN 204013885U CN 201420382269 U CN201420382269 U CN 201420382269U CN 204013885 U CN204013885 U CN 204013885U
- Authority
- CN
- China
- Prior art keywords
- video
- audio
- wireless network
- converter
- wireless
- 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
Links
- 238000009826 distribution Methods 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000013500 data storage Methods 0.000 claims abstract description 7
- 238000013024 troubleshooting Methods 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000007726 management method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000007689 inspection Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Abstract
A kind of distribution line fortune checking device based on wireless network transmission of video, it comprises rear end supervisory control system, wireless network and some wireless audio/video monitoring terminals, described wireless audio/video monitoring terminal is connected with rear end supervisory control system by wireless network, and described wireless audio/video monitoring terminal comprises audio and video acquisition devices, audio playing apparatus and audio frequency and video processing terminal; Described audio and video acquisition devices comprises microphone and camera, and described audio playing apparatus comprises earphone; Described audio frequency and video processing terminal comprises processor, audio A/D transducer, video a/d converter, audio D/A converter, Video Codec, 3G communication module, GPS module and touch display screen; Described rear end supervisory control system comprises accessing gateway equipment, audio frequency and video processing unit, data storage, intercom, loudspeaker and video wall.The utility model is applicable to a lot of produced on-site work such as circuit operating maintenance, troubleshooting, has improved operating efficiency, is applicable to applying.
Description
Technical field
The present invention relates to a kind of controller switching equipment attending device, specifically a kind of distribution line fortune checking device based on wireless network transmission of video.
Background technology
Along with modern economy level improves,, there are some accidents in the develop rapidly of power grid construction in electric operating production work process, and power equipment operation and personal safety have been produced to serious threat, even causes heavy losses.So, when distribution overhead line is affected by bad weather etc. abnormal failure occurs, need to drop into a large amount of manpowers and carry out malfunction elimination processing, meet special circumstances many places failure exception may occur simultaneously, place often relatively far apart, because fault happening part is in high-altitude, sight line at the night reason such as poor is difficult for fault point to make accurate judgement.Problem more early finds, and reaches the spot and deal with problems in the shortest time, and loss is just less.
In malfunction elimination processing procedure, because field condition is ever-changing, construction operation personnel wish to obtain the expert leader's at safety-command center, rear timely guidance, report without delay the situation of field apparatus.Command and management personnel wish to understand in time the field condition of line inspection, maintenance construction, fault treating procedure, and the guidance of analyzing and researching, assumes personal commander as being in the action, and impels it according to safety work rules, to carry out the work.Prevent that staff from having violations of rules and regulations at work simultaneously, can also, at the evidence as distinguishing responsibility, be conducive to follow-up file and responsibility and follow the trail of.
For these actual states of distribution line, in the troubleshooting of distribution line operating maintenance, adopt wireless network video transmission technologies, by real-time video and audio, transmit, set up the real time communication between fault in-situ and backstage command centre, can be to improving line inspection efficiency, shorten fault handling time and play important effect, still, also there is no at present good solution.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of distribution line fortune checking device based on wireless network transmission of video, can improve distribution line and make an inspection tour efficiency, shorten fault handling time.
The present invention solves the technical scheme that its technical problem takes: the distribution line fortune checking device based on wireless network transmission of video, comprise rear end supervisory control system, wireless network and some wireless audio/video monitoring terminals, described wireless audio/video monitoring terminal is connected with rear end supervisory control system by wireless network, it is characterized in that, described wireless audio/video monitoring terminal comprises audio and video acquisition devices, audio playing apparatus and audio frequency and video processing terminal, described audio and video acquisition devices comprises microphone and camera, and described audio playing apparatus comprises earphone, described audio frequency and video processing terminal comprises processor, audio A/D transducer, video a/d converter, audio D/A converter, Video Codec, 3G communication module, GPS module and touch display screen, described processor respectively with Video Codec, 3G communication module, GPS module is connected with touch display screen, described Video Codec respectively with audio A/D transducer, video a/d converter is connected with audio D/A converter, described audio A/D transducer is connected with microphone, described video a/d converter is connected with camera, described audio D/A converter is connected with earphone, described wireless network is 3G wireless network, described rear end supervisory control system comprises accessing gateway equipment, audio frequency and video processing unit, data storage, intercom, loudspeaker and video wall, and described audio frequency and video processing unit is connected with accessing gateway equipment, data storage, intercom, loudspeaker and video wall respectively.
Preferably, described 3G wireless network comprises 3G wireless network base station, IP network and equipment of the core network, described 3G wireless network base station is connected with equipment of the core network by IP network, described 3G wireless network base station is connected with the 3G communication module of wireless audio/video monitoring terminal, and described equipment of the core network is connected with the accessing gateway equipment of rear end supervisory control system.
Preferably, described audio frequency and video processing unit comprises central processing unit, Video Codec, audio A/D transducer, audio D/A converter and image display interface circuit, described central processing unit is connected with Video Codec with accessing gateway equipment respectively, described Video Codec is connected with audio A/D transducer, audio D/A converter and image display interface circuit respectively, described audio A/D transducer is connected with intercom, described audio D/A converter is connected with loudspeaker, and described image display interface circuit is connected with video wall.
Preferably, described audio A/D modular converter adopts PCM1808 chip.
Preferably, described video a/d modular converter adopts SAA7113 chip.
Preferably, described audio D/A converter adopts PCM1723E chip.
The invention has the beneficial effects as follows: the present invention is in conjunction with distribution production actual conditions, adopt wireless digital image transmission technology, in conjunction with video and audio compression coding technology, wireless audio/video monitoring terminal can realize the real-time synchronization transmission of video, audio frequency and data etc. in movement, there is transmission range wide, anti-interference and the anti-fading ability of signal is strong, confidentiality is high, the distinguishing feature such as the data stabilization of transmission is reliable.Wireless audio/video monitoring terminal collects the picture signal of operation field, after digitlization, video compression coding, by 3G wireless networks such as TD-SCDMA, W-CDMA or CDMA2000, sends to rear end supervisory control system.Rear end supervisory control system is decoded to video flowing, can see that camera shoots with video-corder on-the-spot real-time pictures.The present invention is floor image in real time, there is remote speech dialogue function and remote command function, such design facilitated to a great extent line O&M personnel when processing exceptional fault with the exchanging of back-stage management personnel and technical specialist, shortened greatly the time of distribution fault processing.
The present invention is monitoring site work progress in real time, and by this device, on-the-spot truth can be watched in time by on-site wireless video by command centre, accomplishes that body faces on-the-spot effect, for operation field, carries out centralized management with adjusting with seeing.At distribution line, make an inspection tour in maintenance and troubleshooting, effectively set up line production run personnel and the expert's of backstage command centre comprehensive contact, command centre's rescue of guide field in time whenever and wherever possible, by the image of passback, command in time, dispatch every resource, improved troubleshooting efficiency.
To circuit operating maintenance, troubleshooting has proposed the solution based on wireless network transmission of video in the present invention, and well realized its estimated performance, improving tour required level of service, carrying out fast fault studies and judges, shorten fault handling time aspect and played significant effect, obvious to promoting distribution safe and stable operation power-assisted, possess good operability and practicality, obtained in actual applications good effect, be applicable to circuit operating maintenance, a lot of produced on-site work such as troubleshooting, improved operating efficiency, be applicable to applying to power equipment one line operations staff.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the present invention will be described in detail.Disclosing below provides many different embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.It should be noted that illustrated parts are not necessarily drawn in proportion in the accompanying drawings.The present invention has omitted the description of known assemblies and treatment technology and technique to avoid unnecessarily limiting the present invention.
As shown in Figure 1, a kind of distribution line fortune checking device based on wireless network transmission of video of the present invention, it comprises rear end supervisory control system, wireless network and some wireless audio/video monitoring terminals, and described wireless audio/video monitoring terminal is connected with rear end supervisory control system by wireless network.Described wireless audio/video monitoring terminal comprises audio and video acquisition devices, audio playing apparatus and audio frequency and video processing terminal, described audio and video acquisition devices comprises microphone and camera, and described audio playing apparatus comprises earphone, described audio frequency and video processing terminal comprises processor, audio A/D transducer, video a/d converter, audio D/A converter, Video Codec, 3G communication module, GPS module and touch display screen, described processor respectively with Video Codec, 3G communication module, GPS module is connected with touch display screen, described Video Codec respectively with audio A/D transducer, video a/d converter is connected with audio D/A converter, described audio A/D transducer is connected with microphone, described video a/d converter is connected with camera, described audio D/A converter is connected with earphone, described wireless network is 3G wireless network, described rear end supervisory control system comprises accessing gateway equipment, audio frequency and video processing unit, data storage, intercom, loudspeaker and video wall, and described audio frequency and video processing unit is connected with accessing gateway equipment, data storage, intercom, loudspeaker and video wall respectively.
Preferably, described 3G wireless network comprises 3G wireless network base station, IP network and equipment of the core network, described 3G wireless network base station is connected with equipment of the core network by IP network, described 3G wireless network base station is connected with the 3G communication module of wireless audio/video monitoring terminal, and described equipment of the core network is connected with the accessing gateway equipment of rear end supervisory control system.
Preferably, described audio frequency and video processing unit comprises central processing unit, Video Codec, audio A/D transducer, audio D/A converter and image display interface circuit, described central processing unit is connected with Video Codec with accessing gateway equipment respectively, described Video Codec is connected with audio A/D transducer, audio D/A converter and image display interface circuit respectively, described audio A/D transducer is connected with intercom, described audio D/A converter is connected with loudspeaker, and described image display interface circuit is connected with video wall.
In above-mentioned execution mode, as preferably, described audio A/D modular converter adopts PCM1808 chip; Described video a/d modular converter adopts SAA7113 chip; Described audio D/A converter adopts PCM1723E chip.
The present invention is in conjunction with distribution production actual conditions, adopt wireless digital image transmission technology, in conjunction with video and audio compression coding technology, wireless audio/video monitoring terminal can realize the real-time synchronization transmission of video, audio frequency and data etc. in movement, there is transmission range wide, anti-interference and the anti-fading ability of signal is strong, confidentiality is high, the distinguishing feature such as the data stabilization of transmission is reliable.Wireless audio/video monitoring terminal collects the picture signal of operation field, after digitlization, video compression coding, by 3G wireless networks such as TD-SCDMA, W-CDMA or CDMA2000, sends to rear end supervisory control system.Rear end supervisory control system is decoded to video flowing, can see that camera shoots with video-corder on-the-spot real-time pictures.The present invention is floor image in real time, there is remote speech dialogue function and remote command function, such design facilitated to a great extent line O&M personnel when processing exceptional fault with the exchanging of back-stage management personnel and technical specialist, shortened greatly the time of distribution fault processing.
The present invention is monitoring site work progress in real time, and by this device, on-the-spot truth can be watched in time by on-site wireless video by command centre, accomplishes that body faces on-the-spot effect, for operation field, carries out centralized management with adjusting with seeing.At distribution line, make an inspection tour in maintenance and troubleshooting, effectively set up line production run personnel and the expert's of backstage command centre comprehensive contact, command centre's rescue of guide field in time whenever and wherever possible, by the image of passback, command in time, dispatch every resource, improved troubleshooting efficiency.
To circuit operating maintenance, troubleshooting has proposed the solution based on wireless network transmission of video in the present invention, and well realized its estimated performance, improving tour required level of service, carrying out fast fault studies and judges, shorten fault handling time aspect and played significant effect, obvious to promoting distribution safe and stable operation power-assisted, possess good operability and practicality, obtained in actual applications good effect, be applicable to circuit operating maintenance, a lot of produced on-site work such as troubleshooting, improved operating efficiency, be applicable to applying to power equipment one line operations staff.
The present invention has stronger real-time: by this device, on-the-spot truth can be watched in time by on-site wireless video terminal by command centre, accomplishes that effect on the spot in person, carries out centralized management for production operation scene with adjusting with seeing.
The present invention has certain high efficiency: safety system command centre platform can show each device location, while there is accident in work, can within the shortest time, make science decision-making fast, and guarantee the interactive command ability of the superior and the subordinate.Command centre's rescue of guide field in time whenever and wherever possible, by the image of passback, commands, dispatches every resource in time, has improved troubleshooting efficiency.
Systemic-function of the present invention is comprehensive: system equipment supports multiple communication modes (TD-SCDMA, W-CDMA, CDMA2000 etc.) solution that the multiple customizable services such as video monitoring, speech talkback, video recording, playing back videos, equipment routing inspection and system journal can be provided to the user of unit, background monitoring system also supports headend equipment to manage simultaneously, server admin, user management, alarming and managing, the services such as system platform management, log management and management of video, meet the various application demands of power supply department.
Economic benefit of the present invention: the present invention has effectively solved between backstage technical specialist and men working and fault patrol officer and in real time, efficiently exchanged the problem of field data.This cover system carries out having brought into play important function in line data-logging and fault treating procedure circuit operations staff, and to improving line data-logging level, defect judgment accuracy and troubleshooting capability have significant booster action.
Social benefit of the present invention: the present invention has realized distribution production run first-line staff and backstage expert's real time communication, and by video and the efficient real-time Transmission of voice, has improved that the level of patrolling and examining and fault are studied and judged, disposal ability greatly.Guarantee the safe and stable operation of power distribution network, improved the power supply reliability of electrical network, reduced frequency of power cut, shortened fault handling time, be conducive to mould the good social image of power supply enterprise.
The present invention, by real-time video and audio communication, has reduced flow of personnel, has saved human resources; Reduce the use of vehicle simultaneously, reduced motor vehicle exhaust emission, be conducive to build harmonious stable social environment.
The present invention is by wireless network, pass through remote video transmission, the situation at operating maintenance and accident treatment scene is transferred to long-range receiving terminal, being conducive to back-stage management personnel and technical specialist transmits by real-time video exceptional fault, and with field personnel's real-time communication, field failure is accurately judged, in the fastest time, take out best solution.Simultaneously, be convenient to adopt collective analysis commander's mode in the fortune inspection of distribution line, equipment and troubleshooting, the supervision of strengthening site safety, the arrangement in advance that is conducive to rush to repair material, vehicle, personnel is prepared, shorten the accident processing time, improved power supply reliability.
The above is the preferred embodiment of the present invention, for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, and these improvements and modifications are also regarded as protection scope of the present invention.
Claims (6)
1. the distribution line based on wireless network transmission of video is transported checking device, comprise rear end supervisory control system, wireless network and some wireless audio/video monitoring terminals, described wireless audio/video monitoring terminal is connected with rear end supervisory control system by wireless network, it is characterized in that, described wireless audio/video monitoring terminal comprises audio and video acquisition devices, audio playing apparatus and audio frequency and video processing terminal, described audio and video acquisition devices comprises microphone and camera, and described audio playing apparatus comprises earphone, described audio frequency and video processing terminal comprises processor, audio A/D transducer, video a/d converter, audio D/A converter, Video Codec, 3G communication module, GPS module and touch display screen, described processor respectively with Video Codec, 3G communication module, GPS module is connected with touch display screen, described Video Codec respectively with audio A/D transducer, video a/d converter is connected with audio D/A converter, described audio A/D transducer is connected with microphone, described video a/d converter is connected with camera, described audio D/A converter is connected with earphone, described wireless network is 3G wireless network, described rear end supervisory control system comprises accessing gateway equipment, audio frequency and video processing unit, data storage, intercom, loudspeaker and video wall, and described audio frequency and video processing unit is connected with accessing gateway equipment, data storage, intercom, loudspeaker and video wall respectively.
2. the distribution line based on wireless network transmission of video according to claim 1 is transported checking device, it is characterized in that, described 3G wireless network comprises 3G wireless network base station, IP network and equipment of the core network, described 3G wireless network base station is connected with equipment of the core network by IP network, described 3G wireless network base station is connected with the 3G communication module of wireless audio/video monitoring terminal, and described equipment of the core network is connected with the accessing gateway equipment of rear end supervisory control system.
3. the distribution line based on wireless network transmission of video according to claim 1 is transported checking device, it is characterized in that, described audio frequency and video processing unit comprises central processing unit, Video Codec, audio A/D transducer, audio D/A converter and image display interface circuit, described central processing unit is connected with Video Codec with accessing gateway equipment respectively, described Video Codec respectively with audio A/D transducer, audio D/A converter is connected with image display interface circuit, described audio A/D transducer is connected with intercom, described audio D/A converter is connected with loudspeaker, described image display interface circuit is connected with video wall.
4. according to the distribution line fortune checking device based on wireless network transmission of video described in claims 1 to 3 any one, it is characterized in that, described audio A/D modular converter adopts PCM1808 chip.
5. according to the distribution line fortune checking device based on wireless network transmission of video described in claims 1 to 3 any one, it is characterized in that, described video a/d modular converter adopts SAA7113 chip.
6. according to the distribution line fortune checking device based on wireless network transmission of video described in claims 1 to 3 any one, it is characterized in that, described audio D/A converter adopts PCM1723E chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382269.6U CN204013885U (en) | 2014-07-11 | 2014-07-11 | Distribution line fortune checking device based on wireless network transmission of video |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382269.6U CN204013885U (en) | 2014-07-11 | 2014-07-11 | Distribution line fortune checking device based on wireless network transmission of video |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204013885U true CN204013885U (en) | 2014-12-10 |
Family
ID=52053819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420382269.6U Expired - Fee Related CN204013885U (en) | 2014-07-11 | 2014-07-11 | Distribution line fortune checking device based on wireless network transmission of video |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204013885U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092989A (en) * | 2014-07-11 | 2014-10-08 | 国家电网公司 | Power distribution line operating detection device based on wireless network video transmission |
| CN110430391A (en) * | 2019-06-25 | 2019-11-08 | 杭州诚億科技有限公司 | A kind of image analysis data collector that transmission speed is fast |
| CN112738474A (en) * | 2020-12-30 | 2021-04-30 | 中山火炬职业技术学院 | Asphalt pavement construction monitoring and collecting terminal equipment |
-
2014
- 2014-07-11 CN CN201420382269.6U patent/CN204013885U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092989A (en) * | 2014-07-11 | 2014-10-08 | 国家电网公司 | Power distribution line operating detection device based on wireless network video transmission |
| CN110430391A (en) * | 2019-06-25 | 2019-11-08 | 杭州诚億科技有限公司 | A kind of image analysis data collector that transmission speed is fast |
| CN112738474A (en) * | 2020-12-30 | 2021-04-30 | 中山火炬职业技术学院 | Asphalt pavement construction monitoring and collecting terminal equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104092989A (en) | Power distribution line operating detection device based on wireless network video transmission | |
| CN108769240B (en) | Intelligent dispatching command system and method | |
| CN103771211B (en) | A kind of elevator monitoring system based on Internet of Things | |
| CN201248109Y (en) | Mobile video monitoring system for oil well and mine well | |
| CN103964268B (en) | Realize elevator cloud system that producer is responsible for all the life to elevator and elevator fortune control method | |
| CN201426053Y (en) | Intelligent visual remote control operating system for substation equipment | |
| US11352035B1 (en) | Auxiliary monitoring system for traction substation | |
| CN204013885U (en) | Distribution line fortune checking device based on wireless network transmission of video | |
| KR101062964B1 (en) | System and method for observing power line tunnel using power line communication | |
| CN105137898A (en) | Unmanned substation monitoring host restart system and restart method | |
| CN112925280B (en) | Portable intelligent device for on-site cooperative operation and mobile command | |
| CN202978437U (en) | Intelligent routing inspection system for transformer substations | |
| CN204155134U (en) | A kind of photovoltaic module generating centralized monitoring system | |
| CN209895464U (en) | Transformer substation abnormity monitoring and alarming system | |
| CN104850071A (en) | Secondary water supply equipment remote monitoring system | |
| CN105611247B (en) | Visualized operation whole process supervision method | |
| CN103501055A (en) | High-voltage power transmission line external force damage prevention monitoring device | |
| CN201248114Y (en) | Mobile video monitoring system for large-sized gym | |
| CN103094984A (en) | Network distribution structure capable of conveniently sensing ring main units | |
| CN105016157A (en) | Novel elevator accident site state parameter transmission device | |
| CN202997708U (en) | Power distribution structure capable of easily sensing ring network cabinets | |
| CN205230278U (en) | Quality of water is long -range looks over and early warning system based on internet makes up with big data platform | |
| CN201667105U (en) | Infrared alarm remote-vision device based on wireless transmission technology | |
| CN206395636U (en) | A kind of elevator is monitored and warning system in real time | |
| CN111147822B (en) | Monitoring system for transformer substation emergency repair |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200711 |