CN203607932U - Wireless power supply system with intelligent power supply wiring board - Google Patents
Wireless power supply system with intelligent power supply wiring board Download PDFInfo
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- CN203607932U CN203607932U CN201320838774.2U CN201320838774U CN203607932U CN 203607932 U CN203607932 U CN 203607932U CN 201320838774 U CN201320838774 U CN 201320838774U CN 203607932 U CN203607932 U CN 203607932U
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- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 22
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 22
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 10
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 10
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 9
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052714 tellurium Inorganic materials 0.000 claims abstract description 9
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 22
- 230000033228 biological regulation Effects 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 7
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- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 230000003321 amplification Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000013461 design Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model provides a wireless power supply system with an intelligent power supply wiring board, and belongs to the technical field of electrically-connected and wirelessly-powered intelligent power supply wiring boards. The wireless power supply system is composed of the intelligent power supply wiring board and an emitting end of the wireless power supply system. The wireless power supply system further comprises sockets, a liquid crystal display device, arranged USB charging interfaces, LED function indication lamps and a total switch. A wireless power supply system receiving end arranged in an insulating housing comprises an LC resonance circuit, a rectification filter circuit, a voltage stabilization control circuit, a sensor and an intelligent control system. An emitting antenna is composed of an emitting LC resonance circuit, a driving power amplification circuit, a high-frequency signal generator, a rectification transformation circuit and a power supply. The intelligent control system automatically detects the load electric quantity and controls the on-off state of the emitting end. The wireless power transmission distance of the wireless power supply system is 1.5 meters, the transmission efficiency is above 90%, the emitting and receiving coils are made of rare earth lanthanum tellurium copper alloy or rare earth aluminum alloy, and highly-efficient cable-free transmission of magnetic-coupling resonance electromagnetic energy is completed.
Description
Technical field
The utility model belongs to the electrical connection high-technology field of electric class, and particularly a kind of wireless power technical approach that adopts completes Energy Transfer, has the wireless charging system of intelligent power wiring board, can give multiple radio receiver power supplies.
Background technology
Along with the continuous progress of modern science and technology, electric equipment products kind is more and more, and power source patch board also just becomes the necessary article of every household.In market, also there is power source patch board miscellaneous, as anti-lightning strike, anti-short circuit, antioverloading, anticreep etc., what developed is more intelligent, but the technical progress that needs.
The type of intelligent power wiring board is various on the market now, and function also becomes increasingly abundant, and utilizes singlechip technology can be easy to realize attached specific function.Intelligent power wiring board general circuit Wiring port is more limited, and each wiring board also has the electric parameter of regulation as maximum voltage, maximum current, and frequencies etc., have limited power and connecting circuit number that wiring board can be exported.Some plugs are inserted on socket for a long time, just equal in running order, not only consume energy and also be easy to make plug aging, burn, cause short circuit electrical equipment to burn out.And household electrical appliance generally all want long feed cable to be inserted into wiring board could to work, various electrical equipment patch on same wiring board, not only there is potential safety hazard but also make room wiring mixed and disorderly.Modern society advocates Smart Home theory, realizes intelligent remote remote control wirelessly by mobile phone, and the intelligentized while attractive in appearance more allows people feel at ease.
Wireless energy transmission technology is power consumption equipment obtains electric energy from fixing electrical network technology with cordless, and power consumption equipment without being connected on electric, has good fail safe and convenient use advantage with power supply.Also wireless technology has also been done to many-sided application both at home and abroad at present, as mobile phone charging, notebook charging, electric shaver, electric toothbrush etc., mostly all adopted non-contact induction type technology to realize.There is many-sided defect in this mode: transmission range is very short, and efficiency only has 80%-85%, and transmission direction also exists limitation etc.Therefore in the middle of prior art, need badly and want a kind of novel technical scheme to solve these problems.
Summary of the invention
For shortcomings and deficiencies of the prior art, technical problem to be solved in the utility model is to provide a kind of wireless charging system with intelligent power wiring board, in solution currently available technology, wireless power transmission range is very short, efficiency of transmission is not high, the technical problems such as charging direction is limited to, and plug-in power pack cable distribution is mixed and disorderly.
In order to realize technical problem to be solved in the utility model, design a kind of wireless power supply system with intelligent power wiring board, formed by the transmitting terminal of intelligent power wiring board and wireless power supply system; Wherein intelligent power wiring board, comprises socket, liquid crystal display, USB charging inlet, LED function indicator light, a master switch that insulation shell, insulation shell upper cover arrange; Described insulation shell inside is provided with battery, transducer, intelligent control system; Insulation shell inside is also provided with wireless power supply system receiving terminal;
Described receiving terminal comprises the current rectifying and wave filtering circuit that receives LC resonant circuit, be connected with reception LC resonant circuit, the controlling circuit of voltage regulation being connected with current rectifying and wave filtering circuit; Described controlling circuit of voltage regulation is connected with DC load, and the inverter circuit that wherein controlling circuit of voltage regulation is also connected, is connected with AC socket with the USB charging inlet of direct current respectively and AC load connect;
Described intelligent control system, by detecting control system connecting fluid crystal display device, transducer and receiving terminal respectively, is carried out Based Intelligent Control to intelligent power wiring board;
The transmitting terminal of described wireless power supply system comprises mains switch, transformer rectifier circuit, high frequency signal generator, power amplifier, the transmitting LC resonant circuit of wireless telecommunications chip controls; Described transformer rectifier circuit, high frequency signal generator, power amplifier and transmitting LC resonant circuit are connected in series; Wherein high frequency signal generator is to carry out information feedback by current detection circuit, frequency tracking circuit, pwm driver, and jointly provides and control frequency pulse by intelligent control system;
The material of described reception LC resonant circuit transmitting coil is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
The material of described transmitting LC resonant circuit transmitting coil is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
Described USB charging inlet is two, be arranged at the sidewall of insulation shell.
Described LED function indicator light is two, be arranged at the sidewall of insulation shell.
Described liquid crystal display 3 is arranged at the upper cover middle part of insulation shell 1.
On described liquid crystal display 3, be provided with function switching push button 4.
Described socket 2 is two to ten single-phase or three-phases, is evenly distributed on the fringe region of upper cover.
Scheme of the present utility model is that intelligent power wiring board is combined with the wireless power technology of Based Intelligent Control, distribute according to household electrical source, lay the transmitting coil of wireless power supply system emitter, the electromagnetic energy receiving terminal arranging in the intelligent power wiring board of the electromagnetic energy of transmitting by wireless power supply system receives, and be reduced into the electric energy needing by change-over circuit, be electricity consumption load supplying on the intelligent power wiring board of wireless power supply system.
In the utility model, the equal autonomous Design of wireless power supply system completes, i.e. radiating portion and receiving unit, and tranmitting frequency is adjustable (can reach more than million grades), and transmitting power is controlled, has wide range of applications.Installation emitter input in the family can directly be linked into the civil power of 220V or 380V/50HZ, provide operating voltage through Circuit tuning for inside chip, output high-frequency signal driving power amplifying circuit, proportion detects tracking mode and regulates resonance frequency to mate transmitting coil inductance, make system automatically realize magnetic resonance coupling, realize that frequency is adjustable, transmission range is variable, transmitting power is controlled, the target of invention product seriation.
In the utility model, can realize the wireless power of scope medium and long distance, can in 1.5m spatial dimension, power through namagnetic substance for power consumption equipment, efficiency of transmission is more than 90%.System can automatically be identified load equipment by Based Intelligent Control and power, and while load being detected, can be its automatic charging in effective range of receiving, until be full of shutdown system, and can be multiple loads and powers simultaneously; Can automatically close noenergy loss without receiving system under loading condition.
The rare-earth alloy material of independent research for wireless power supply system transmitting coil used and coil in the utility model, it is basic material that this material adopts Rare Earth Lanthanum tellurium copper alloy, rare earth aluminium alloy, utilize the excellent electrical of rare-earth copper alloy and rare earth aluminium alloy, effectively improve efficiency of transmission 20%～30%, conductivity raising reaches 20% left and right, line impedance reduces by 10% left and right, increase transmission range, the unloaded energy loss of reduction system and more stable temperature characterisitic and etching characteristic.On loop construction, effectively add distinctive magnetisable material, improve resonance coil quality factor q and magnetic field utilance.
The utility model product overall structure, comprises that the emission source of wireless power supply system and the structural design of reception sources are autonomous Design.According to the characteristic rule of system capacity emission source and energy receiver, in selective system, component parameter is as inductance, electric capacity, resistance value, quality factor, coil shape, size, wire diameter, the number of turn, material etc., any one parameter is accepted or rejected the improper performance that all can affect wireless power supply system.By various analysis of experimental data and theory analysis demonstration, select out and be applicable to optimum components and parts of the present utility model, realize energy stabilization transmitting.
Design by this programme, the utility model brings beneficial effect to be:
One, by the wiring board with wireless power mode, save long feed cable, utilize " wireless non-radiation type magnetic coupling resonance " principle to realize the efficient delivery of electrical energy of medium and long distance.Not only to human body without any harm, the potential safety hazard of also having avoided plug power supply to bring.In the situation that having guaranteed to be perfectly safe, wireless power mode can effectively solve that room wiring is mixed and disorderly, family's electric position immobilization, room metope be by problems such as socket destructions, for people's life provides more convenience; Meanwhile, also, by saving in a large number wiring copper, plastic or other material used, save resource, reduced pollution.
Two, the energy that the utility model consumes only have 1,000,000 of wireless traditional electrical magnetic induction power supply technique/, greatly reduce energy loss, adopt our distinctive rare-earth alloy material as energy transmitter-receiver device simultaneously, also effectively raise energy transmission efficiency 20%～30%.
Three, the utility model compatibility traditional intelligence wiring board add wireless power supply simultaneously, for some power consumption equipments have saved battery, there is not battery life deficiency, the problem such as heavy and charging interval of battery is long, also energy-conserving and environment-protective are pollution-free, radiationless, without endangering.
Four, get rid of the worry of coming because of long charged electrical tape, can in the effective range of 1.5m space, power through namagnetic substance for power consumption equipment, efficiency of transmission, more than 90%, can complete charging process automatically by Intelligent Measurement control.
In sum, the Rare Earth Lanthanum tellurium copper alloy of independent research, the excellent electrical of rare earth aluminum alloy material for the transmitting coil that wireless power supply system is used and receiving coil, effectively improve efficiency of transmission 20%～30%, efficiency of transmission reaches more than 90%, the energy consuming only have 1,000,000 of wireless traditional electrical magnetic induction power supply technique/, greatly reduce energy loss, increase transmission range, the unloaded energy loss of reduction system and more stable temperature characterisitic and etching characteristic.On loop construction, effectively add distinctive magnetisable material, improve resonance coil quality factor q and magnetic field utilance.The intelligent power wiring board system magnetic coupling resonance frequency of wireless charging system is harmless to human body and other material simultaneously.And this programme can also adopt smart mobile phone control, by mobile phone, the wireless power supply system with intelligent power wiring board is carried out to long-distance intelligent control, reach effect easily and efficiently.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the utility model product overall structure schematic diagram.
Fig. 2 is the utility model core component wireless power supply system logical schematic
Mark 1-insulation shell in figure, 2-socket, 3-liquid crystal display, 4-function switching push button, 5-master switch, 6-LED functional indicator light, 7-USB charging inlet, 8-transformer rectifier circuit, 9-high frequency signal generator, 10-power amplifier, 11-transmitting LC resonant circuit, 12-receives LC resonant circuit, 13-current rectifying and wave filtering circuit, 14-controlling circuit of voltage regulation, 15-DC load, 16-current detection circuit, 17-frequency tracking circuit, 18-PWM driver, 19-transducer, 20-detects control system, 21-inverter circuit, 22-AC load, 23-intelligent control system.
Embodiment
Embodiment 1
The utility model wireless power supply system, be that radiating portion and receiving unit tranmitting frequency adjustablely reach million grades of above, 1.5 meters of wireless power distances, transmitting received power can reach 500 watts, transmitting reduces output power with receiving range and increases thereupon, can pass namagnetic substance, body of wall is powered, emitter input can directly be linked into the civil power of 220V or 380V/50HZ, automatically switches on power by the mains switch of wireless telecommunications chip controls; Can automatically complete charging process by Intelligent Measurement control; Automatically detect load on wiring board or paripheral zone by the intelligent control system in the intelligent power wiring board of wireless charging system and have moving load and the battery condition such as smart mobile phone of wireless charge characteristic, send the wireless telecommunications instruction switching on power, adopt RS232 communication module or other communication module.Distribute according to family's electric wire, lay the emitter (can be embedded in subsurface or wall) of wireless power supply system at home, by the magnetic coupling ejection values coil transmitting magnetic energy of emitter, in Intelligent extension socket, pack wireless power receiving system into, receiving magnetic energy and become electric energy by circuit conversion through receiving coil is power consumption equipment power supply on wiring board.Also can work in and close by cell phone intelligent control wiring board simultaneously, be i.e. energy-conservation safety again.
As shown in Figure 1 and Figure 2, a kind of wireless power supply system with intelligent power wiring board of the utility model design, is made up of the transmitting terminal of intelligent power wiring board and wireless power supply system; Wherein intelligent power wiring board, comprises socket 2 that insulation shell 1, insulation shell 1 upper cover arranges, liquid crystal display 3, USB charging inlet 7, LED function indicator light 6, a master switch 5; Described insulation shell 1 inside is provided with battery, transducer 19, intelligent control system 23; Insulation shell 1 inside is also provided with wireless power supply system receiving terminal;
Described receiving terminal comprises the current rectifying and wave filtering circuit 13 that receives LC resonant circuit 12, be connected with reception LC resonant circuit 12, the controlling circuit of voltage regulation 14 being connected with current rectifying and wave filtering circuit 13; Described controlling circuit of voltage regulation 14 is connected with DC load 15, and inverter circuit 21 and AC load 22 that wherein controlling circuit of voltage regulation 14 is also connected with the USB charging inlet 7 of direct current respectively, is connected with AC socket 2 connect;
Described intelligent control system 23, by detecting control system 20 connecting fluid crystal display device 3, transducer 19 and receiving terminal respectively, is carried out Based Intelligent Control to intelligent power wiring board;
The transmitting terminal of described wireless power supply system comprises mains switch, transformer rectifier circuit 8, high frequency signal generator 9, power amplifier 10, the transmitting LC resonant circuit 11 of wireless telecommunications chip controls; Described transformer rectifier circuit 8, high frequency signal generator 9, power amplifier 10 are connected in series with transmitting LC resonant circuit 11; Wherein high frequency signal generator 9 is to carry out information feedback by current detection circuit 16, frequency tracking circuit 17, pwm driver 18, and jointly provides and control frequency pulse by intelligent control system 23;
The material of described reception LC resonant circuit 12 transmitting coils is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
The material of described transmitting LC resonant circuit 11 transmitting coils is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
Described USB charging inlet 7 is two, be arranged at the sidewall of insulation shell 1.
Described LED function indicator light 6 is two, be arranged at the sidewall of insulation shell 1.
Described liquid crystal display 3 is arranged at the upper cover middle part of insulation shell 1.
On described liquid crystal display 3, be provided with function switching push button 4.
Described socket 2 is two to ten single-phase or three-phases, is evenly distributed on the fringe region of upper cover.
The utility model is by " magnetic coupling resonance " new technology and the perfect adaptation of existing intelligent power wiring board, realizes the high-end sci-tech product of wireless power cell phone intelligent control.Distribute according to family's electric wire, lay the emitter (can be embedded in subsurface or wall) of wireless power supply system at home, by the transmitting coil transmitting magnetic energy of emitter, in Intelligent extension socket, pack wireless power receiving system into, receiving magnetic energy and become electric energy by circuit conversion through receiving coil is power consumption equipment power supply on wiring board.Can really break away from by wireless power supply system the long feed cable that wiring board carries, without being connected and can completing supplying power for outside with civil power, also can work in and close by cell phone intelligent control wiring board, be i.e. energy-conservation safety again simultaneously.
Claims (8)
1. with a wireless power supply system for intelligent power wiring board, it is characterized in that: the transmitting terminal by intelligent power wiring board and wireless power supply system forms; Wherein intelligent power wiring board, comprises socket (2), liquid crystal display (3), USB charging inlet (7), LED function indicator light (6), a master switch (5) that insulation shell (1), insulation shell (1) upper cover arrange; Described insulation shell (1) inside is provided with battery, transducer (19), intelligent control system (23); And insulation shell (1) inside is also provided with wireless power supply system receiving terminal;
Described receiving terminal comprises the current rectifying and wave filtering circuit (13) that receives LC resonant circuit (12), be connected with reception LC resonant circuit (12), the controlling circuit of voltage regulation (14) being connected with current rectifying and wave filtering circuit (13); Described controlling circuit of voltage regulation (14) is connected with DC load (15), and the inverter circuit (21) that wherein controlling circuit of voltage regulation (14) is also connected with the USB charging inlet (7) of direct current respectively, is connected with AC socket (2) and AC load (22) connect;
Described intelligent control system (23), by detecting control system (20) connecting fluid crystal display device (3), transducer (19) and receiving terminal respectively, is carried out Based Intelligent Control to intelligent power wiring board;
The transmitting terminal of described wireless power supply system comprises mains switch, transformer rectifier circuit (8), high frequency signal generator (9), power amplifier (10), the transmitting LC resonant circuit (11) of wireless telecommunications chip controls; Described transformer rectifier circuit (8), high frequency signal generator (9), power amplifier (10) are connected in series with transmitting LC resonant circuit (11); Wherein high frequency signal generator (9) is to carry out information feedback by current detection circuit (16), frequency tracking circuit (17), pwm driver (18), and jointly provides and control frequency pulse by intelligent control system (23).
2. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described reception LC resonant circuit (12) transmitting coil is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
3. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described transmitting LC resonant circuit (11) transmitting coil is Rare Earth Lanthanum tellurium copper alloy or rare earth aluminium alloy.
4. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described USB charging inlet (7) is two, be arranged at the sidewall of insulation shell (1).
5. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described LED function indicator light (6) is two, be arranged at the sidewall of insulation shell (1).
6. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described liquid crystal display (3) is arranged at the upper cover middle part of insulation shell (1).
7. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: on described liquid crystal display (3), be provided with function switching push button (4).
8. a kind of wireless power supply system with intelligent power wiring board according to claim 1, is characterized in that: described socket (2) is two to ten single-phase or three-phases, is evenly distributed on the fringe region of upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838774.2U CN203607932U (en) | 2013-12-18 | 2013-12-18 | Wireless power supply system with intelligent power supply wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838774.2U CN203607932U (en) | 2013-12-18 | 2013-12-18 | Wireless power supply system with intelligent power supply wiring board |
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| Publication Number | Publication Date |
|---|---|
| CN203607932U true CN203607932U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320838774.2U Expired - Lifetime CN203607932U (en) | 2013-12-18 | 2013-12-18 | Wireless power supply system with intelligent power supply wiring board |
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| Country | Link |
|---|---|
| CN (1) | CN203607932U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870695A (en) * | 2016-03-19 | 2016-08-17 | 岳凌云 | Round power board |
| CN106505375A (en) * | 2016-12-12 | 2017-03-15 | 深圳市湖渊电气技术有限公司 | A kind of efficient assembling protection door and the remote control illumination socket of Chinese chess big gun magnetic switch |
| CN106998092A (en) * | 2016-01-24 | 2017-08-01 | 朱经纬 | Induction intelligent wireless charger |
-
2013
- 2013-12-18 CN CN201320838774.2U patent/CN203607932U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106998092A (en) * | 2016-01-24 | 2017-08-01 | 朱经纬 | Induction intelligent wireless charger |
| CN105870695A (en) * | 2016-03-19 | 2016-08-17 | 岳凌云 | Round power board |
| CN106505375A (en) * | 2016-12-12 | 2017-03-15 | 深圳市湖渊电气技术有限公司 | A kind of efficient assembling protection door and the remote control illumination socket of Chinese chess big gun magnetic switch |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 77, Yingkou Road, Changchun, Jilin, Jilin Patentee after: JILIN BEIYA ZHIGU TECHNOLOGY CO.,LTD. Address before: No. 77, Yingkou Road, Changchun, Jilin, Jilin Patentee before: CHANGCHUN ZHONGXIN PHOTOELECTRIC TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |