CN106684558A - Antenna provided with matching circuit - Google Patents
Antenna provided with matching circuit Download PDFInfo
- Publication number
- CN106684558A CN106684558A CN201610943970.4A CN201610943970A CN106684558A CN 106684558 A CN106684558 A CN 106684558A CN 201610943970 A CN201610943970 A CN 201610943970A CN 106684558 A CN106684558 A CN 106684558A
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- antenna
- components
- electronic devices
- frequency
- radiant body
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Links
- 238000004891 communication Methods 0.000 claims abstract description 39
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract 13
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Abstract
The invention discloses an antenna provided with a matching circuit, and relates to the technical field of antennas. The antenna comprises a substrate, wherein a first radiation body, a second radiation body and an antenna feeding unit are arranged on the substrate, the first radiation body and the second radiation body form a main radiation body, a bonding pad is arranged on the second radiation body, the antenna feeding unit and the bonding pad are respectively and directly connected with a radio frequency circuit of a wireless communication system and a working ground or are respectively and electrically connected with the radio frequency circuit of the wireless communication system and the working ground through an internal conductor and an outer conductor of a radio frequency coaxial line, a plurality of electronic components I are connected in series between the antenna feeding unit and the first radiation body, a plurality of electronic components III are connected in series between the antenna feeding unit and the second radiation body or the antenna feeding unit and the second radiation body are disconnected, a plurality of electronic components II are connected in series between the first radiation body and the second radiation body or the first radiation body and the second radiation body are disconnected, and the electronic components I, the electronic components II and the electronic components III form the matching circuit. The antenna has the beneficial effects that the antenna which is simple in structure, is convenient to install and debug and is provided with the matching circuit is provided.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of antenna for carrying match circuit.
Background technology
In recent years, with fast development and application, the wireless data transmission technology of mobile communication technology and Internet technology
Also it is widely applied.Antenna is wireless system for transmitting data important component part.At present, wireless data transmission system on the market
In system application, usually on the basis of existing system, carry by increasing wireless communication module and antenna or by increasing
The wireless communication module of antenna realizes wireless data transmission.But working as increases above-mentioned wireless communication module and day on existing system
When the wireless communication module of line or increase with antenna, due to wireless communication module and the mutual shadow of the system of work
Ring, the matching of antenna needs to be matched according to specific works environment again, general this match circuit is located at wireless communication module.This
Result in for a concrete wireless system for transmitting data application, it would be desirable to produce again a collection of wireless communication module (because
Match circuit on wireless communication module needs to do respective change according to actual working environment), this resulted in cost increase with
And the decline of efficiency.
The content of the invention
The technical problem to be solved is to provide a kind of antenna for carrying match circuit, to solve in prior art
Caused above-mentioned multinomial defect.
For achieving the above object, the present invention provides following technical scheme：A kind of antenna for carrying match circuit, including base
Plate, described substrate are provided with the first radiant body, the second radiant body and antenna feed element, first radiant body and second
Radiant body constitutes main radiator, and the second radiant body is provided with pad, the antenna feed element and the pad and outside nothing
Line communication system is electrically connected with：Antenna feed element is electrically connected with the radio-frequency line of wireless communication system, and pad is electrical
The place of working of connection wire/wireless communication system；Or antenna feed element is electrically connected with the inner wire of radio-frequency (RF) coaxial line, pad
It is electrically connected with radio-frequency (RF) coaxial line outer conductor；The other end of radio-frequency (RF) coaxial line is by radio frequency connector and wireless communication system
Radio-frequency line and place of working are electrically connected with or the other end of internal and external conductor of radio-frequency (RF) coaxial line is penetrated with wireless communication system respectively
Frequency circuit and place of working are electrically connected with；
It is serially connected with several electronic devices and components I between antenna feed element and the first radiant body, antenna feed element and the
Two radiant bodies separated or be serially connected with the separated of several electronic devices and components III, the first radiant body and the second radiant body or
Person is serially connected with several electronic devices and components II, and the electronic devices and components I, electronic devices and components II and electronic devices and components III are constituted
With circuit.
Preferably, the electronic devices and components I, electronic devices and components II and electronic devices and components III for lumped parameter inductance or
Electric capacity.
Preferably, the inductance value or capacitance of the electronic devices and components I, electronic devices and components II and electronic devices and components III is
It is transformable.
Using the beneficial effect of above technical scheme it is：When the Antenna Operation of the present invention is in different working environments, can
By simply changing the match circuit on inventive antenna so that inventive antenna adapts to various working environments, it is not necessary to volume
Corresponding change is done at external wireless communication module, the design difficulty of wireless system for transmitting data is simplified, is improve work efficiency,
A kind of simple structure is realized, installed, debugged antenna that is convenient, carrying match circuit, widened the market of antenna applications.
Description of the drawings
Fig. 1 is the structural representation in the embodiment of the present invention 1.
Fig. 2 is the structural representation under another kind of state in the embodiment of the present invention 1.
Fig. 3 is the structural representation of the embodiment of the present invention 2.
Fig. 4 is the structural representation of the embodiment of the present invention 3.
Fig. 5 is the actual measurement return loss experimental result of the antenna in the embodiment of the present invention 1 and the antenna without match circuit
Figure.
Wherein, 001- substrates, the first radiant bodies of 101-, the second radiant bodies of 102-, 201- antenna feed elements, 301- welderings
Disk, 401- electronic devices and components I, 402- electronic devices and components II, 403- electronic devices and components III.
Specific embodiment
Describe the antenna that the present invention carries match circuit below in conjunction with the accompanying drawings in detail.
Embodiment 1
Fig. 1 and Fig. 2 show the specific embodiment that the present invention carries the antenna of match circuit：A kind of match circuit of carrying
Antenna, including substrate 001, it is single that described substrate 001 is provided with the first radiant body 101, the second radiant body 102 and antenna feed
Unit 201, first radiant body 101 and the second radiant body 102 constitute main radiator, and the second radiant body 102 is provided with pad
301, the antenna feed element 201 and the pad 301 are electrically connected with the wireless communication system of outside, antenna feed
Unit 201 is electrically connected with the radio-frequency line of wire/wireless communication system, and pad 301 is electrically connected with the work of wire/wireless communication system
Ground；Several electronic devices and components I 401, antenna feed element are serially connected between antenna feed element 201 and the first radiant body 101
201 and second are serially connected with several electronic devices and components III 403, the first radiant body 101 and the second radiant body between radiant body 102
Several electronic devices and components II 402, the electronic devices and components I 401, electronic devices and components II 402 and electronics unit are serially connected between 102
Device III 403 constitutes match circuit.Now the match circuit of antenna is π shape structures as shown in Figure 2.
In the present embodiment, the antenna feed element 201 is after inner wire with radio-frequency (RF) coaxial line is electrically connected with, then
It is electrically connected with by radio-frequency line of the radio-frequency (RF) coaxial line with wireless communication system；The pad 301 by with radio-frequency (RF) coaxial
After the outer conductor of line is electrically connected with, then the place of working by radio-frequency (RF) coaxial line with wireless communication system is electrically connected, now day
The connection status figure of line is as shown in figure 1, as antenna feed element 201 and pad 301 can respectively directly and wireless communication system
Radio-frequency line and place of working be directly electrically connected with or be electrically connected with the internal and external conductor of radio-frequency (RF) coaxial line respectively after again
It is electrically connected with by the radio-frequency line and place of working of radio-frequency (RF) coaxial line and wireless communication system, therefore, it is single from antenna feed
Unit 201 and pad 301 test antenna standing wave ratio with inventive antenna and staying that wireless communication system electrical connection part is tested
Bob will not occur to deteriorate, it is ensured that antenna performance.
In the present embodiment, the electronic devices and components I 401, electronic devices and components II 402 and electronic devices and components III 403 are collection
The inductance or electric capacity of middle parameter.
In the present embodiment, the electricity of the electronic devices and components I 401, electronic devices and components II 402 and electronic devices and components III 403
Inductance value or capacitance are transformable.
In the present embodiment, when antenna works in different working environments, the change of antenna environment, the resonance frequency of antenna
Rate may have occurred change, by changing the electronic devices and components I 401 in match circuit, electronic devices and components II 402 and electronics unit device
The value of part III 403, the resonant frequency of the antenna of the present invention can be readjusted the working frequency range of needs, realize that antenna pair is concrete
The matching of working environment.
Embodiment 2
Fig. 3 shows another kind of specific embodiment that the present invention carries the antenna of match circuit：One kind carries match circuit
Antenna, including substrate 001, described substrate 001 are provided with the first radiant body 101, the second radiant body 102 and antenna feed
Unit 201, first radiant body 101 and the second radiant body 102 constitute main radiator, and the second radiant body 102 is provided with pad
301, the antenna feed element 201 and the pad 301 are electrically connected with the wireless communication system of outside, antenna feed
Unit 201 is electrically connected with the radio-frequency line of wire/wireless communication system, and pad 301 is electrically connected with the work of wire/wireless communication system
Ground；Several electronic devices and components I 401, antenna feed element are serially connected between antenna feed element 201 and the first radiant body 101
201 and second are serially connected with several electronic devices and components III 403, the first radiant body 101 and the second radiant body between radiant body 102
It is off-state between 102, the electronic devices and components I 401 and electronic devices and components III 403 constitute match circuit.As shown in Figure 3
Now the match circuit of antenna is L-shaped structure.
In the present embodiment, the antenna feed element 201 is electrically connected with the inner wire of radio-frequency (RF) coaxial line, pad 301
It is electrically connected with radio-frequency (RF) coaxial line outer conductor；The other end of radio-frequency (RF) coaxial line is by radio frequency connector and wireless communication system
Radio-frequency line and place of working are electrically connected with or the other end of internal and external conductor of radio-frequency (RF) coaxial line is penetrated with wireless communication system respectively
Frequency circuit and place of working are electrically connected with.
In the present embodiment, the electronic devices and components I 401 and electronic devices and components III 403 for lumped parameter inductance or
Electric capacity.
In the present embodiment, the inductance or capacitance of the electronic devices and components I 401 and electronic devices and components III 403 be can
Change.
In the present embodiment, when antenna works in different working environments, the change of antenna environment, the resonance frequency of antenna
Rate may have occurred change, by the value for changing electronic devices and components I 401 and electronic devices and components III 403 in match circuit, can be by
The resonant frequency of the antenna of the present invention readjusts the working frequency range of needs, realizes the matching of antenna pair specific works environment.
Embodiment 3
Fig. 4 shows another kind of specific embodiment that the present invention carries the antenna of match circuit：One kind carries match circuit
Antenna, including substrate 001, described substrate 001 are provided with the first radiant body 101, the second radiant body 102 and antenna feed
Unit 201, first radiant body 101 and the second radiant body 102 constitute main radiator, and the second radiant body 102 is provided with pad
301, the antenna feed element 201 and the pad 301 are electrically connected with external circuit, and antenna feed element 201 is electric
Property connection wire/wireless communication system radio-frequency line, pad 301 be electrically connected with wire/wireless communication system place of working；Antenna feeds
Several electronic devices and components I 401, antenna feed element 201 and the second spoke are serially connected between unit 201 and the first radiant body 101
It is off-state between beam 102, between the first radiant body 101 and the second radiant body 102, is serially connected with several electronic devices and components
II 402, the electronic devices and components I 401 and electronic devices and components II 402 constitute match circuit.As shown in Figure 4 now antenna
It is L-shaped structure with circuit.
In the present embodiment, the antenna feed element 201 is electrically connected with the inner wire of radio-frequency (RF) coaxial line, pad 301
It is electrically connected with radio-frequency (RF) coaxial line outer conductor；The other end of radio-frequency (RF) coaxial line is by radio frequency connector and wireless communication system
Radio-frequency line and place of working are electrically connected with or the other end of internal and external conductor of radio-frequency (RF) coaxial line is penetrated with wireless communication system respectively
Frequency circuit and place of working are electrically connected with.
In the present embodiment, the electronic devices and components I 401 and electronic devices and components II 402 for lumped parameter inductance or
Electric capacity.
In the present embodiment, the inductance value or capacitance of the electronic devices and components I 401 and electronic devices and components II 402 is
It is transformable.
In the present embodiment, when antenna works in different working environments, the change of antenna environment, the resonance frequency of antenna
Rate may have occurred change, by the value for changing electronic devices and components I 401 and electronic devices and components II 402 in match circuit, can be by
The resonant frequency of the antenna of the present invention readjusts the working frequency range of needs, realizes the matching of antenna pair specific works environment.
Fig. 5 is the actual measurement return loss experimental result of the antenna in the embodiment of the present invention 1 and the antenna without match circuit
Figure.By taking a antenna for working in 2.4GHz ISM bands as an example, it would be desirable to antenna frequencies resonance point be 2.45GHz attached
Closely, the frequency bandwidth of operation of antenna covers 2.4-2.85GHz, that is, in 2.4-2.85GHz band limits, the echo of antenna
Loss dBS11<-7.3dB.
In the present embodiment, there is no the actual measurement return loss of antenna of match circuit as shown in broken lines, can by figure
See, the actual resonance point of antenna is 2.39GHz, and the resonant frequency point of the antenna that we need is 2.45GHz, Antenna Operation frequency
Band covers 2.4-2.85GHz, and the real work frequency range of antenna can not be completely covered the 2.4-2.85GHz of our needs.By making
The antenna of match circuit is carried with the present invention, inductance value is used at electronic devices and components I 401 for the lumped parameter inductance of 1.5nH,
After lumped parameter electric capacity at electronic devices and components II 402 using capacitance for 1.5pF, the actual measurement resonant frequency point of antenna is
2.44GHz, the real work frequency band of antenna cover 2.4-2.85GHz, meet our actual demand.
Based on above-mentioned, present configuration carries the antenna of match circuit and has the beneficial effect that compared with prior art：When this
Bright Antenna Operation can pass through the match circuit on simply replacing inventive antenna so that originally when different working environments
The various working environments of invention antenna adaptation, it is not necessary to corresponding change is additionally done at wireless communication module, wireless data is simplified
The design difficulty of Transmission system, improves work efficiency, realizes a kind of simple structure, installs, debugging is convenient, carry matching electricity
The antenna on road, has widened the market of antenna applications.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some deformations and improvement can also be made, these belong to the present invention
Protection domain.
Claims (3)
1. a kind of antenna for carrying match circuit, including substrate, it is characterised in that：Described substrate be provided with the first radiant body,
Second radiant body and antenna feed element, first radiant body and the second radiant body constitute main radiator, the second radiant body
Pad is provided with, the antenna feed element and the pad are electrically connected with the wireless communication system of outside：Antenna feed
Electric unit is electrically connected with the radio-frequency line of wire/wireless communication system, and pad is electrically connected with the place of working of wire/wireless communication system；Or
Person's antenna feed element is electrically connected with the inner wire of radio-frequency (RF) coaxial line, and pad is electrically connected with radio-frequency (RF) coaxial line outer conductor；Penetrate
The other end of frequency coaxial line is by the radio-frequency line of radio frequency connector and wireless communication system and place of working electric connection or penetrates
Radio-frequency line and the place of working electric connection respectively with wireless communication system of the other end of internal and external conductor of frequency coaxial line；
Several electronic devices and components I, antenna feed element and the second spoke are serially connected between antenna feed element and the first radiant body
Beam separated is serially connected with the separated of several electronic devices and components III, the first radiant body and the second radiant body or string
Several electronic devices and components II are connected to, the electronic devices and components I, electronic devices and components II and electronic devices and components III constitute matching electricity
Road.
2. a kind of antenna for carrying match circuit according to claim 1, it is characterised in that the electronic devices and components I, electricity
Sub- components and parts II and electronic devices and components III are the inductance or electric capacity of lumped parameter.
3. a kind of antenna for carrying match circuit according to claim 2, it is characterised in that the electronic devices and components I, electricity
The inductance value or capacitance of sub- components and parts II and electronic devices and components III is transformable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610943970.4A CN106684558B (en) | 2016-11-02 | 2016-11-02 | Antenna with matching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610943970.4A CN106684558B (en) | 2016-11-02 | 2016-11-02 | Antenna with matching circuit |
Publications (2)
| Publication Number | Publication Date |
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| CN106684558A true CN106684558A (en) | 2017-05-17 |
| CN106684558B CN106684558B (en) | 2023-12-29 |
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1697254A (en) * | 2004-05-14 | 2005-11-16 | 广达电脑股份有限公司 | Hidden type antenna |
| US20060125697A1 (en) * | 2004-12-10 | 2006-06-15 | Hon Hai Precision Ind. Co., Ltd. | Dipole antenna |
| CN101485096A (en) * | 2006-06-30 | 2009-07-15 | 摩托罗拉公司 | Dual autodiplexing antenna |
| US20090284431A1 (en) * | 2008-05-19 | 2009-11-19 | Bae Systems Information And Electronic Systems Intergration Inc. | Integrated electronics matching circuit at an antenna feed point for establishing wide bandwidth, low vswr operation, and method of design |
| US20100149053A1 (en) * | 2007-08-24 | 2010-06-17 | Murata Manufacturing Co., Ltd. | Antenna apparatus and radio communication apparatus |
| US20100265142A1 (en) * | 2009-04-16 | 2010-10-21 | Hon Hai Precision Industry Co., Ltd. | Dual-band antenna and electronic device employing the same |
| WO2012158693A1 (en) * | 2011-05-16 | 2012-11-22 | Paratek Microwave, Inc. | Method and apparatus for tuning a communication device |
| CN102881997A (en) * | 2011-07-13 | 2013-01-16 | 联发科技（新加坡）私人有限公司 | Mobile communication device and antenna device |
| CN102904020A (en) * | 2011-07-26 | 2013-01-30 | 启碁科技股份有限公司 | Wideband antenna |
| CN103427168A (en) * | 2012-05-23 | 2013-12-04 | 林卓毅 | Portable communication device |
| CN203457149U (en) * | 2013-08-29 | 2014-02-26 | 江西渝州科技职业学院 | Wireless communication circuit based on nRF2401 and nRF24E1 radio frequency chips |
| CN203553352U (en) * | 2013-07-19 | 2014-04-16 | 群迈通讯股份有限公司 | Antenna device |
| CN203660057U (en) * | 2014-01-20 | 2014-06-18 | 启碁科技股份有限公司 | Wide-band antenna |
| CN104051853A (en) * | 2013-03-15 | 2014-09-17 | 宏碁股份有限公司 | Communication apparatus |
| US20140320359A1 (en) * | 2013-04-25 | 2014-10-30 | Acer Incorporated | Communication device and antenna element therein |
| CN105048086A (en) * | 2015-08-05 | 2015-11-11 | 深圳市共进电子股份有限公司 | Dipole antenna |
| GB2533358A (en) * | 2014-12-17 | 2016-06-22 | Smart Antenna Tech Ltd | Reconfigurable multi-band multi-function antenna |
| CN105789885A (en) * | 2016-04-29 | 2016-07-20 | 广东欧珀移动通信有限公司 | Shell, antenna device and mobile terminal |
-
2016
- 2016-11-02 CN CN201610943970.4A patent/CN106684558B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1697254A (en) * | 2004-05-14 | 2005-11-16 | 广达电脑股份有限公司 | Hidden type antenna |
| US20060125697A1 (en) * | 2004-12-10 | 2006-06-15 | Hon Hai Precision Ind. Co., Ltd. | Dipole antenna |
| CN101485096A (en) * | 2006-06-30 | 2009-07-15 | 摩托罗拉公司 | Dual autodiplexing antenna |
| US20100149053A1 (en) * | 2007-08-24 | 2010-06-17 | Murata Manufacturing Co., Ltd. | Antenna apparatus and radio communication apparatus |
| US20090284431A1 (en) * | 2008-05-19 | 2009-11-19 | Bae Systems Information And Electronic Systems Intergration Inc. | Integrated electronics matching circuit at an antenna feed point for establishing wide bandwidth, low vswr operation, and method of design |
| US20100265142A1 (en) * | 2009-04-16 | 2010-10-21 | Hon Hai Precision Industry Co., Ltd. | Dual-band antenna and electronic device employing the same |
| WO2012158693A1 (en) * | 2011-05-16 | 2012-11-22 | Paratek Microwave, Inc. | Method and apparatus for tuning a communication device |
| CN102881997A (en) * | 2011-07-13 | 2013-01-16 | 联发科技（新加坡）私人有限公司 | Mobile communication device and antenna device |
| CN102904020A (en) * | 2011-07-26 | 2013-01-30 | 启碁科技股份有限公司 | Wideband antenna |
| CN103427168A (en) * | 2012-05-23 | 2013-12-04 | 林卓毅 | Portable communication device |
| CN104051853A (en) * | 2013-03-15 | 2014-09-17 | 宏碁股份有限公司 | Communication apparatus |
| US20140320359A1 (en) * | 2013-04-25 | 2014-10-30 | Acer Incorporated | Communication device and antenna element therein |
| CN203553352U (en) * | 2013-07-19 | 2014-04-16 | 群迈通讯股份有限公司 | Antenna device |
| CN203457149U (en) * | 2013-08-29 | 2014-02-26 | 江西渝州科技职业学院 | Wireless communication circuit based on nRF2401 and nRF24E1 radio frequency chips |
| CN203660057U (en) * | 2014-01-20 | 2014-06-18 | 启碁科技股份有限公司 | Wide-band antenna |
| GB2533358A (en) * | 2014-12-17 | 2016-06-22 | Smart Antenna Tech Ltd | Reconfigurable multi-band multi-function antenna |
| CN105048086A (en) * | 2015-08-05 | 2015-11-11 | 深圳市共进电子股份有限公司 | Dipole antenna |
| CN105789885A (en) * | 2016-04-29 | 2016-07-20 | 广东欧珀移动通信有限公司 | Shell, antenna device and mobile terminal |
Non-Patent Citations (4)
| Title |
|---|
| MOHAMMED AL-HUSSEINI: "Design of a compact and low-cost fractal-based UWB PCB antenna", 《2009 NATIONAL RADIO SCIENCE CONFERENCE》 * |
| 代传堤等: "一种紧凑型多频段手机内置环形天线的设计", 《广东工业大学学报》 * |
| 代传堤等: "一种紧凑型多频段手机内置环形天线的设计", 《广东工业大学学报》, no. 04, 31 December 2014 (2014-12-31) * |
| 翟岱亮;张晨新;李红梅;杨自牧;: "新型圆形共面波导双陷波超宽带天线设计", 空军工程大学学报(自然科学版), no. 03 * |
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| CN106684558B (en) | 2023-12-29 |
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Address after: Room 301, Building 3, No. 111, Xiangke Road, China (Shanghai) Pilot Free Trade Zone, Pudong New Area, Shanghai, October 2012 Applicant after: SHANGHAI JIESHITAI COMMUNICATION TECHNOLOGY CO.,LTD. Address before: Room 902D, No. 560 Shengxia Road, Pudong Free Trade Pilot Zone, Pudong New Area, Shanghai, March 2012 Applicant before: SHANGHAI JIESHITAI COMMUNICATION TECHNOLOGY CO.,LTD. |
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