CN203386353U - Remote meter reading system of gas meter - Google Patents
Remote meter reading system of gas meter Download PDFInfo
- Publication number
- CN203386353U CN203386353U CN201320539860.3U CN201320539860U CN203386353U CN 203386353 U CN203386353 U CN 203386353U CN 201320539860 U CN201320539860 U CN 201320539860U CN 203386353 U CN203386353 U CN 203386353U
- Authority
- CN
- China
- Prior art keywords
- gas meter
- meter
- signal
- intelligent gas
- transceiver
- 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
Images
Landscapes
- Measuring Volume Flow (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model provides a remote meter reading system of a gas meter. The remote meter reading system comprises a server, a signal receiver-transmitter, a signal intensive receiver-transmitter and an intelligent gas meter, wherein the server is used for storing an address of the intelligent gas meter and transmitting a meter reading command or a control command to the intelligent gas meter by the signal receiver-transmitter; the signal receiver-transmitter is connected with the server and is in wireless data transmission with the signal intensive receiver-transmitter by a wireless public network; the signal intensive receiver-transmitter is connected with the intelligent gas meter in a wired manner and is used for receiving the meter reading command or the control command and receiving gas meter data, fault information or control replying information of the intelligent gas meter by wired data transmission; the intelligent gas meter is used for collecting data of the gas meter, transmitting the data of the gas meter to the signal intensive receiver-transmitter and turning on/off a user gas supplying valve. With the adoption of the remote meter reading system of the gas meter, the system is independent of the internet, so that hackers are unlikely to invade and the safety is high; more IP (Internet Protocol) addresses are not needed and one mobile communication account can be connected with more intelligent gas meters so that occupied mobile communication account resources are few; mobile communication modules (such as GSM (Global System for Mobile Communications) modules) do not need to be mounted on all the intelligent gas meters so that the cost is low.
Description
The application is to be 201220712977.2 for application number, and the applying date is on Dec 20th, 2012, and name is called dividing an application of " Gas Meter Reading System and intelligent gas meter ".
Technical field:
The utility model relates to the communications field, is specifically a kind of Gas Meter Reading System.
Background technology:
Remote meter reading mode for gas meter, flow meter generally has following 3 kinds at present:
1, RS485 bus meter reading method, be illustrated in figure 4 a kind of bus ammeter processed, water meter and gas meter, flow meter three table kilowatt meter reading-out systems, its gas meter, flow meter kilowatt meter reading-out system forms the gas meter, flow meter network of checking meter by intelligent gas meter+data collection station+computer administration center+internet, the current comparative maturity of this technology, in maintenance and easy construction, complete execution system is arranged, but its shortcoming also clearly, it is to adopt the form of wired network to be transmitted data, wiring is comparatively complicated, cost is higher, construction is complicated, quantities is large, and also be difficult to application in the place that is difficult to wiring, and each communication link needs to have the IP address, and distort user data owing to the internet ease of connection, attacked by the hacker, security is poor.
2, as Fig. 5 is that a kind of WLAN (wireless local area network) adds the ammeter that internet forms, the remote meter reading network of water meter and gas meter, flow meter, in this network, between gas meter, flow meter and home gateway, be to carry out radio communication with point-to-point form, belong to typical WLAN (wireless local area network), home gateway is connected with internet by network interface card, gas company is just checked meter to gas meter, flow meter by internet like this, its defect is: each user must join internet, perhaps by cell server is set, each user is connected with cell server, the upper internet of cell server connection, so just there are equally handling cost and the higher problem of equipment cost, and each communication link needs to have the IP address, to be connected with internet equally, easily suffer hacker's invasion and attack to distort user data, security is poor.
3, as Fig. 6 is that a kind of employing mobile communication module carries out ammeter, the meter register method of water meter and gas meter, flow meter, it adopts gsm module directly to be contained in gas meter, flow meter, by mobile public network directly and gas company carry out the meter register method of data transmission, this method need to be installed gsm module in each gas meter, flow meter, namely each gas meter, flow meter needs an independent account, this not only needs a large amount of gsm modules, more need a large amount of mobile communication accounts, cost is higher, and take mobile communication account resource, the account resource can become the bottleneck of Mobile Communication Development naturally, feasibility is too low.
4, also having a kind of is to adopt minisize pick-up head to aim at gas meter counter, then by vision cable, video signal is transferred to gas company and realizes remote concentrated ammeter reading.The equipment that this method needs is more, and cost is too expensive, more inadvisable.、
In sum, requirement according to current Internet of Things, be badly in need of now a kind ofly not depending on internet, security is higher, and do not need too much IP address, do not need too much mobile communication account resource, lower-cost Gas Meter Reading System and the intelligent gas meter that is applied to this kilowatt meter reading-out system.
Summary of the invention:
A technical matters to be solved in the utility model is, a kind of internet, safe that do not depend on is provided, and do not need too much IP address, do not need too much mobile communication account resource, lower-cost Gas Meter Reading System and intelligent gas meter.
According to an aspect of the present utility model, the utility model provides a kind of Gas Meter Reading System, and it comprises:
Server, send to intelligent gas meter check meter order or control command for the address of storing intelligent gas meter and by signal transceiver, receives the gas meter, flow meter data;
Signal transceiver, be connected with server, with the intensive transceiver of signal, by wireless public network, carries out Wireless Data Transmission;
The intensive transceiver of signal, with the intelligent gas meter wired connection, for reception check meter order or control command, and transmit gas meter, flow meter data, the failure message that receives intelligent gas meter or control return information by cable data;
Intelligent gas meter, for gathering the gas meter, flow meter data, by the gas meter, flow meter data transmission to the intensive transceiver of signal, and for break-make user air-supplying valve.
Adopt this system, between the intensive transceiver of intelligent gas meter and signal, adopt wired connection to carry out data transmission, the Yi Dong building can fill an intensive transceiver of signal like this, the intelligent gas meter that connects the every household in this building, when building in the prior art, realizes easily this winding displacement, cost is lower, the intensive transceiver of signal is connected by wireless public network with signal transceiver, as by the intensive transceiver of signal and signal transceiver, gsm module all being installed, both carry out Wireless Data Transmission by mobile public network, signal transceiver directly is connected with the server in gas company, meter reading data is passed in server, complete and check meter, if intelligent gas meter breaks down, can also know the failure message of intelligent gas meter in server.Adopt this method, do not depend on internet, so the difficult intrusion of network hacker, security is higher, and does not need too much IP address, under a mobile communication account, can connect more intelligent gas meter, therefore takies mobile communication account resource less.
According to another aspect of the present utility model, the utility model also provides a kind of intelligent gas meter, it comprises magnetic control counting circuit, signal control circuit, valve controling circuit, and described magnetic control counting circuit is connected with signal control circuit, and described signal control circuit also is connected with valve controling circuit.
This intelligent gas meter is the principle of utilizing electromagnetic induction, convert gas consumption to data message very simply, simple in structure, cost is low, accurate measurement, and if while being used in the transformation of existing gas meter, flow meter, do not need to change the structure of existing gas meter, flow meter, directly on the mechanical dial plate of existing gas meter, flow meter, increase circuit board and magnet get final product, simple and convenient.
Described magnetic control counting circuit comprises magnetic control circuit, counter, counting module and display module, the magnetic control circuit is connected with counting module with counter, counting module is connected with display module, described counter comprises many carry counting systems device gear, described 0.0 digit counter gear is provided with a magnet, described counter shell inboard is provided with magnetic-inductive device with respect to the position of 0.0 digit counter gear, and described magnetic-inductive device is connected with the magnetic control circuit; When counter gear rotates a circle, magnetic-inductive device can be accepted signal one time, the magnetic control circuit sends pulsatile once to counting module, pulsatile once means that 0.0 digit counter gear rotates a circle, counting module detects user's gas consumption by calculating umber of pulse, and gas consumption is shown in display module.
Described signal control circuit comprises microprocessor, clock control module, signal transmitting and receiving module and interface module, and described microprocessor is connected with counting module, clock control module, signal transmitting and receiving module respectively, and described signal transmitting and receiving module is connected with interface module; Clock control module provides temporal information to microprocessor, and microprocessor receives the gas consumption data that counting module sends, by the gas consumption data by sending to interface module after the signal transmitting and receiving resume module, thereby by wire transmission to the intensive transceiver of signal.
Described valve controling circuit is connected with built-in valve and microprocessor respectively; Microprocessor is controlled built-in valve by the by-pass valve control control circuit after receiving the break-make instruction by the signal transmitting and receiving module, thereby realizes break-make user air-supplying valve.
The accompanying drawing explanation:
Fig. 1 is the structural representation of the utility model Gas Meter Reading System;
Fig. 2 is the frame principle figure of the utility model intelligent gas meter;
Fig. 3 is the structural representation of the utility model intelligent gas meter counter;
The structural representation that Fig. 4 is three table buses kilowatt meter reading-out system processed in prior art;
The structural representation that Fig. 5 is the WLAN (wireless local area network) kilowatt meter reading-out system of three tables in prior art;
The structural representation that Fig. 6 is the kilowatt meter reading-out system that in prior art, three tables are checked meter by mobile communication module;
As shown in the figure: 1, intelligent gas meter, 1.1,0.0 digit counter gear, 1.2, magnet, 1.3, magnetic-inductive device, 2, the intensive transceiver of signal, 3, three core copper tree laces, 4, signal transceiver, 5, server.
Embodiment:
Below in conjunction with the specific embodiments and the drawings explanation, the utility model is elaborated:
The utility model provides a kind of gas meter, flow meter remote meter reading method, and it comprises the following steps:
Step (1), server sends to the intensive transceiver of signal the order of checking meter by signal transceiver and wireless public network, and the order of checking meter comprises address and the gas meter, flow meter data item information of the intelligent gas meter under the intensive transceiver of each signal; Be provided with gsm module in the present embodiment in signal transceiver, in the intensive transceiver of signal, gsm module also be housed, they carry out data transmission by the GPRS/GSM mobile radio communication between the two;
Step (2), the intensive transceiver of signal receives after the order of checking meter according to address and the gas meter, flow meter data item information of intelligent gas meter, by the cable data transmission mode, gathers the gas meter, flow meter data corresponding with the gas meter, flow meter data item in this intelligent gas meter; In the present embodiment, the intensive transceiver of signal is connected with intelligent gas meter with the I/O port by three core copper tree laces, after the intensive transceiver of signal receives the order of checking meter, according to the address lookup of intelligent gas meter in order to intelligent gas meter, and by gas meter, flow meter data item communication to intelligent gas meter, intelligent gas meter is filled in the gas meter, flow meter data according to gas meter, flow meter data item information, such as: the information such as user's gas consumption, time, and send to the intensive transceiver of signal by three core copper tree laces;
Step (3), if gather successfully, the intensive transceiver of signal sends to signal transceiver by the gas meter, flow meter data that collect by wireless public network, if gather unsuccessfully, the intensive transceiver of signal sends to signal transceiver by failure message by wireless public network; If gather unsuccessful, the intelligent gas meter fault is described, intelligent gas meter is issued the intensive transceiver of signal to failure message by wired connection, and the intensive transceiver of signal, by the address of failure message and intelligent fault gas meter, flow meter, is issued signal transceiver by wireless public network;
Step (4), signal transceiver is passed to server by gas meter, flow meter data or failure message.Server just completes the checking meter of user's intelligent gas meter like this, or obtains the information of this user's intelligent gas meter fault.
Described signal transceiver and the intensive transceiver of a plurality of signal carry out Wireless Data Transmission, the intensive transceiver of described signal and a plurality of intelligent gas meter carry out the cable data transmission, and the address of the intensive transceiver of described each signal and the address of each intelligent gas meter under wireless signal transceiver all are stored in server.
As improvement, it is further comprising the steps of:
Step (5) if server need to be controlled user's intelligent gas meter, by signal transceiver and wireless public network, to the intensive transceiver of signal, send control command, control command comprises address and the steering order of the intelligent gas meter under the intensive transceiver of signal, and described steering order is warning message or break-make instruction;
Step (6), the intensive transceiver of signal receive after control command the mode by wired connection according to the address of intelligent gas meter and steering order steering order are transferred to this intelligent gas meter, intelligent gas meter is moved according to steering order, if steering order is warning message, reported to the police, if steering order is the break-make instruction, control the break-make of user's air-supplying valve; Warning can be sound and light alarm, and it is to realize by built-in valve that intelligent gas meter is controlled user's air-supplying valve break-make.
Step (7), the intensive transceiver of signal will control whether successful information exchange is crossed wireless public network sends to signal transceiver, and signal transceiver is passed to server by this information.
Adopt this method, server can also be realized the function that sends warning and control user's air-supplying valve break-make to the user.
As improvement, it is separately timed sending separately that described server sends to the intensive transceiver of each signal the order of checking meter.Adopt this method, the time that signal transceiver sends to the intensive transceiver of each signal the order of checking meter is set up on their own by gas company, and gas company can be set in the different time and send the order of checking meter, to stagger the time of checking meter, in case network congestion.For example: in server, the signalization transceiver is to regularly No. 10 10 transmissions order of checking meter in every month of the intensive transceiver of certain signal, arrange to regularly No. 10 11 transmissions order of checking meter in every month of the intensive transceiver of another signal, etc. can stagger the time of checking meter like this, prevent network congestion.
According to another aspect of the present utility model, the utility model also provides a kind of Gas Meter Reading System, as shown in Figure 1, it comprises: server 5, be used for storing the address of intelligent gas meter and send to intelligent gas meter 1 check meter order or control command by signal transceiver 4, receiving the gas meter, flow meter data; In the present embodiment, server 5 is computing machine.
The intensive transceiver 2 of signal, with intelligent gas meter 1 wired connection, for reception check meter order or control command, and transmit gas meter, flow meter data, the failure message that receives intelligent gas meter or control return information by cable data; In the intensive transceiver 2 of signal, a gsm module is housed in the present embodiment, for signal transceiver, carrying out data transmission, the intensive transceiver 2 of signal is also by the three core copper tree laces 3 and intelligent gas meter 1 wired connection that adopt in the present embodiment.
Intelligent gas meter 1, for gathering the gas meter, flow meter data, by the gas meter, flow meter data transmission to the intensive transceiver 2 of signal, and for break-make user power supply.The intensive transceiver 2 of same signal can connect a plurality of intelligent gas meters 1.For example in the Yi Dong building, fill an intensive transceiver 2 of signal, the intelligent gas meter 1 of the each household in the Zhe Dong building can be connected on the intensive transceiver 2 of signal by winding displacement like this, and this winding displacement is easy to just can realize in the prior art.
The intensive transceiver 2 of described signal comprises microprocessor, power supply, wireless signal transceiver module and programmable I/O port, described power supply is connected with the wireless signal transceiver module with microprocessor, programmable I/O port, and described microprocessor is connected with programmable I/O and wireless signal transceiver module respectively.Programmable I/O port by three core copper tree laces 3 can with a plurality of intelligent gas meter 1 wired connections.The wireless signal transceiver module is connected with signal transceiver 4 by wireless signal.
Adopt this system, between the intensive transceiver of intelligent gas meter and signal, adopt wired connection to carry out data transmission, the Yi Dong building can fill an intensive transceiver of signal like this, the intelligent gas meter that connects the every household in this building, when building in the prior art, realizes easily this winding displacement, cost is lower, the intensive transceiver of signal is connected by wireless public network with signal transceiver, as by the intensive transceiver of signal and signal transceiver, gsm module all being installed, both carry out Wireless Data Transmission by mobile public network, signal transceiver directly is connected with the server in gas company, meter reading data is passed in server, complete and check meter, if intelligent gas meter breaks down, can also know the failure message of intelligent gas meter in server.Adopt this method, do not depend on internet, so the difficult intrusion of network hacker, security is higher, and does not need too much IP address, under a mobile communication account, can connect more intelligent gas meter, therefore takies mobile communication account resource less.
According to another aspect of the present utility model, the utility model also provides a kind of intelligent gas meter, as shown in Figure 2: according to another aspect of the present utility model, the utility model also provides a kind of intelligent gas meter, it comprises magnetic control counting circuit, signal control circuit, valve controling circuit, described magnetic control counting circuit is connected with signal control circuit, and described signal control circuit also is connected with valve controling circuit.
This intelligent gas meter is the principle of utilizing electromagnetic induction, convert gas consumption to data message very simply, simple in structure, cost is low, accurate measurement, and if while being used in the transformation of existing gas meter, flow meter, do not need to change the structure of existing gas meter, flow meter, directly on the mechanical dial plate of existing gas meter, flow meter, increase circuit board and magnet get final product, simple and convenient.。
Described magnetic control counting circuit comprises magnetic control circuit, counter, counting module and display module, the magnetic control circuit is connected with counting module with counter, counting module is connected with display module, as shown in Figure 3, described counter comprises many carry counting systems device gear, described 0.0 digit counter gear 1.1 is provided with a magnet 1.2, and described counter shell inboard is provided with magnetic-inductive device 1.3 with respect to the position of 0.0 digit counter gear 1.1, and described magnetic-inductive device is connected with the magnetic control circuit; In the present embodiment, magnetic-inductive device can adopt Hall element or magnetron, also can adopt tongue tube.When counter gear rotates a circle, magnetic-inductive device can be accepted signal one time, conducting once, the magnetic control circuit sends pulsatile once to counting module, pulsatile once means that 0.0 digit counter gear rotates a circle, counting module detects user's gas consumption by calculating umber of pulse, and gas consumption is shown in display module.
Described signal control circuit comprises microprocessor, clock control module, signal transmitting and receiving module and interface module, and described microprocessor is connected with counting module, clock control module, signal transmitting and receiving module respectively, and described signal transmitting and receiving module is connected with interface module; Clock control module provides temporal information to microprocessor, and microprocessor receives the gas consumption data that counting module sends, by the gas consumption data by sending to interface module after the signal transmitting and receiving resume module, thereby by wire transmission to the intensive transceiver of signal.The power supply of the circuit of the measurement of described intelligent gas meter (magnetic control counting circuit, signal control circuit, valve controling circuit) is with the intensive transceiver of signal, to be connected by three core copper tree laces by interface module, thereby from the intensive transceiver power supply of signal, one tunnel of three core copper tree laces is signal wires, one tunnel is power lead, one tunnel is ground wire, therefore be just that user's family circuit has a power failure, also can be checked meter.
Described valve controling circuit is connected with built-in valve and microprocessor respectively; Microprocessor is controlled built-in valve by the by-pass valve control control circuit after receiving the break-make instruction by the signal transmitting and receiving module, thereby realizes break-make user air-supplying valve.
Claims (2)
1. a Gas Meter Reading System, it is characterized in that: it comprises:
Server, send to intelligent gas meter check meter order or control command for the address of storing intelligent gas meter and by signal transceiver, receives the gas meter, flow meter data;
Signal transceiver, be connected with server, with the intensive transceiver of signal, by wireless public network, carries out Wireless Data Transmission;
The intensive transceiver of signal, with the intelligent gas meter wired connection, for reception check meter order or control command, and transmit gas meter, flow meter data, the failure message that receives intelligent gas meter or control return information by cable data;
Intelligent gas meter, for gathering the gas meter, flow meter data, by the gas meter, flow meter data transmission to the intensive transceiver of signal, and for break-make user air-supplying valve.
2. Gas Meter Reading System according to claim 1, it is characterized in that: the intensive transceiver of described signal comprises microprocessor, power supply, wireless signal transceiver module and programmable I/O port, described power supply is connected with the wireless signal transceiver module with microprocessor, programmable I/O port, described microprocessor is connected with programmable I/O and wireless signal transceiver module respectively, programmable I/O port by three core copper tree laces can with a plurality of intelligent gas meter wired connections, the wireless signal transceiver module is connected with signal transceiver by wireless signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320539860.3U CN203386353U (en) | 2012-12-20 | 2012-12-20 | Remote meter reading system of gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320539860.3U CN203386353U (en) | 2012-12-20 | 2012-12-20 | Remote meter reading system of gas meter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220712977.2 Division | 2012-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203386353U true CN203386353U (en) | 2014-01-08 |
Family
ID=49874812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320539860.3U Expired - Fee Related CN203386353U (en) | 2012-12-20 | 2012-12-20 | Remote meter reading system of gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203386353U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065449A (en) * | 2012-12-20 | 2013-04-24 | 宁波宇宏电气有限公司 | Method and system for remote meter reading of gas meter and intelligent gas meter |
| CN107835174A (en) * | 2017-11-09 | 2018-03-23 | 北京泛融科技有限公司 | A kind of anti-fake system of account book based on Internet of Things and method |
| CN112880752A (en) * | 2021-01-20 | 2021-06-01 | 连云港新奥燃气有限公司 | Data acquisition end integrated gas user monitoring system |
-
2012
- 2012-12-20 CN CN201320539860.3U patent/CN203386353U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065449A (en) * | 2012-12-20 | 2013-04-24 | 宁波宇宏电气有限公司 | Method and system for remote meter reading of gas meter and intelligent gas meter |
| CN103065449B (en) * | 2012-12-20 | 2016-03-16 | 宁波宇宏电气有限公司 | Gas meter, flow meter remote meter reading method and system |
| CN107835174A (en) * | 2017-11-09 | 2018-03-23 | 北京泛融科技有限公司 | A kind of anti-fake system of account book based on Internet of Things and method |
| CN107835174B (en) * | 2017-11-09 | 2024-02-06 | 北京泛融科技有限公司 | Account book anti-fraud system and method based on Internet of things |
| CN112880752A (en) * | 2021-01-20 | 2021-06-01 | 连云港新奥燃气有限公司 | Data acquisition end integrated gas user monitoring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103065449B (en) | Gas meter, flow meter remote meter reading method and system | |
| CN103065448B (en) | Remote water meter reading method and system | |
| CN103049990B (en) | ammeter remote meter reading method and system | |
| CN203055130U (en) | Remote electricity meter reading system and smart electricity meter | |
| CN201918030U (en) | Parking management system for parking lot | |
| CN203455940U (en) | Intelligent gas meter | |
| CN102006204B (en) | Distributed resolution system for monitoring data stream in real time | |
| CN101819258A (en) | Solar battery pack wireless monitoring method and system thereof based on internet of things | |
| CN106683463A (en) | Green light passage device based on satellite navigation system and application method thereof | |
| CN203386353U (en) | Remote meter reading system of gas meter | |
| CN201859500U (en) | Device for transmitting and controlling data in remote payment system of water meters | |
| CN203422840U (en) | Remote meter reading system for water meter | |
| CN201662884U (en) | Solar battery pack wireless monitoring system based on internet of things | |
| CN105427569A (en) | Intelligent meter reading system and meter reading method thereof | |
| CN202798743U (en) | Dual-time-service concentrator | |
| CN205029396U (en) | Charge integrated control management system of networking of stake of electric automobile | |
| CN205564012U (en) | Concentrate system of checking meter based on mechanical water meter | |
| CN203376012U (en) | Intelligent water meter | |
| CN203706308U (en) | Intelligent gas meter with short message communication function | |
| CN105575176A (en) | Vehicle terminal parking navigation system | |
| CN101639528A (en) | Information distribution system based on wireless communication and satellite positioning | |
| CN103280088A (en) | GPRS (general packet radio service) water meter remote monitoring system | |
| CN213847030U (en) | Wireless communication system of vehicle detector | |
| CN107516412A (en) | A kind of battery powered M BUS multi-channel intelligents data acquisition teletransmission equipment | |
| CN105182114A (en) | On-line monitoring device for distribution transformer |
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 |
Granted publication date: 20140108 Termination date: 20151220 |
|
| EXPY | Termination of patent right or utility model |