CN109449560A - A kind of radar antenna and preparation method thereof - Google Patents
A kind of radar antenna and preparation method thereof Download PDFInfo
- Publication number
- CN109449560A CN109449560A CN201811536364.6A CN201811536364A CN109449560A CN 109449560 A CN109449560 A CN 109449560A CN 201811536364 A CN201811536364 A CN 201811536364A CN 109449560 A CN109449560 A CN 109449560A
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- Prior art keywords
- antenna
- circuit
- radar
- transmitting
- radar antenna
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- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 238000007772 electroless plating Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000008450 motivation Effects 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 229910052705 radium Inorganic materials 0.000 claims 1
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011536 re-plating Methods 0.000 description 1
- 238000004381 surface treatment 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
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/084—Pivotable antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/225—Supports; Mounting means by structural association with other equipment or articles used in level-measurement devices, e.g. for level gauge measurement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
Abstract
The invention discloses a kind of radar antenna, including host, transmitting antenna and receiving antenna, the transmitting antenna and receiving antenna include box body and circuit, and the circuit is radium-shine in corresponding box body；The transmitting antenna and receiving antenna are rotatablely installed by a rotating mechanism in the end of the host respectively, and are rotatably folded and be bonded to each other；Transmission mechanism is provided between two rotating mechanisms and makes transmitting antenna opposite direction rotation synchronous with receiving antenna.Radar antenna of the invention has many advantages, such as that structure is simple, foldable, small in size and be convenient for carrying.The invention also discloses a kind of preparation method of radar antenna, comprising steps of S01, the antenna slot of respective antenna is activated on box body by laser；S02, electroless plating forms antenna circuit in the antenna slot.The preparation method of radar antenna of the invention has many advantages, such as easy to operate.
Description
Technical field
The invention mainly relates to Radar Technology field, a kind of radar antenna and preparation method thereof is refered in particular to.
Background technique
In certain special occasions, in the ruins after earthquake, need to judge the case where barrier rear side, with this
Speculate whether there is life entity, to be rescued in time and reduce injures and deaths.But in current hand-held radar antenna, due to day
Linear dimension is longer and not foldable, causes hand-held Radar Products oversized, not readily portable, is also unfavorable for being detected.
Summary of the invention
The technical problem to be solved in the present invention is that, for technical problem of the existing technology, the present invention provides one
Kind of structure is simple, small in size, the foldable and radar antenna that is convenient for carrying, and accordingly provides a kind of preparation side easily to operate
Method.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows:
A kind of radar antenna, including host, transmitting antenna and receiving antenna, the transmitting antenna and receiving antenna include
Box body and circuit, the circuit are radium-shine in corresponding box body；The transmitting antenna and receiving antenna pass through a rotation respectively
Mechanism is rotatablely installed in the end of the host, and is rotatably folded and be bonded to each other；Biography is provided between two rotating mechanisms
Motivation structure and make the transmitting antenna synchronous with receiving antenna opposite direction rotation.
As a further improvement of the above technical scheme:
The rotating mechanism includes Damping rotation shaft and shaft seat, and the shaft seat is set to the end of the host, the resistance
Buddhist nun's shaft is located in the shaft seat and connect with the transmitting antenna or receiving antenna.
The Damping rotation shaft is rotary gear shaft；The transmission mechanism includes the gear being installed between two rotary gear shafts
Group, the gear set include even number successively pitch wheel, and the gear of two sides is mutually nibbled with two rotary gear shafts respectively
It closes.
The box body includes that rear shell and lid close the face-piece in the rear shell, the electricity of the transmitting antenna or receiving antenna
Road is radium-shine on face-piece.
The rear shell is rear shell made of aluminum alloy material.
The face-piece is respectively positioned on the side far from host and mutually pastes when transmitting antenna and receiving antenna turn folding
It closes.
The face-piece is face-piece made of LDS plastic material.
The invention also discloses a kind of preparation methods of radar antenna, comprising steps of
S01, the antenna slot that respective antenna is activated by laser on box body；
S02, electroless plating forms antenna circuit in the antenna slot.
As a further improvement of the above technical scheme:
Front-side circuit and back-side circuit can be by fabrication hole laser carvings, and then copper facing carries out physics conducting.
After step S02, the spraying protective layer on antenna circuit.
Compared with the prior art, the advantages of the present invention are as follows:
It is directly radium-shine in box that the circuit of radar antenna of the invention, transmitting antenna and receiving antenna directly passes through LDS technique
In vivo, LDS antenna is formed, improves the integrated level and use space of antenna to greatest extent, antenna cabling can be realized preferably
It is arranged on arbitrary face, electrical property and structural reliability all greatly improve, while being conducive to reduce the overall volume of product；Transmitting
Antenna and receiving antenna are box shaped and can rotate along one end end of host, and two antenna folds are fitted in one when not in use
It rises, further saves and occupy volume, be convenient for carrying；Due to being provided with transmission mechanism between two rotating mechanisms, so that two days
Line locking opposite direction rotation, i.e. rotational angle between two antennas and host is identical but contrary, two antennas with master
When machine is in 90 degree, guarantee that two antennas are in same level, to improve functional reliability and operating accuracy.
Radar antenna of the invention, rear shell are made of aluminum alloy material, and conventional radar day is replaced while also serving as shell
The reflecting plate of line.
The preparation method of radar antenna of the invention, radar antenna is integrally formed on face-piece, radar antenna reflecting plate
It is shaped in antenna rear shell, improves the performance of antenna, simplify structure, and facilitate the assembly of antenna.
Detailed description of the invention
Fig. 1 is the implementation example figure of the present invention in specific application.
Fig. 2 is schematic view of the front view of the invention.
Fig. 3 is side structure schematic view of the invention.
Fig. 4 is the local perspective view of Fig. 3.
Fig. 5 is the schematic view of the front view of the face-piece of antenna in the present invention.
Fig. 6 is the side structure schematic view of the face-piece of antenna in the present invention.
Fig. 7 is the backsight structural representation of the face-piece of antenna in the present invention.
Fig. 8 is the side structure schematic view of box body in the present invention.
Figure label indicates: 1, host；2, transmitting antenna；3, receiving antenna；4, rotating mechanism；401, Damping rotation shaft；
402, shaft seat；5, transmission mechanism；501, gear；6, box body；601, rear shell；602, face-piece；603, circuit；604, feeder line.
Specific embodiment
Below in conjunction with Figure of description and specific embodiment, the invention will be further described.
As shown in Figures 1 to 8, the radar antenna of the present embodiment, specially hand-held, including host 1,2 and of transmitting antenna
Receiving antenna 3, transmitting antenna 2 and receiving antenna 3 include box body 6, and the circuit 603 of transmitting antenna 2 or receiving antenna 3 passes through
LDS technique (laser direct forming technique) is directly radium-shine in box body 6, and transmitting antenna 2 and receiving antenna 3 pass through one turn respectively
Motivation structure 4 is rotatablely installed in the end of host 1, and is rotatably folded and be bonded to each other (as shown in Figures 2 and 3)；Two rotations
It is provided with transmission mechanism 5 between mechanism 4 and makes the opposite direction rotation synchronous with receiving antenna 3 of transmitting antenna 2.Radar day of the invention
The circuit 603 of line, transmitting antenna 2 and receiving antenna 3 directly forms LDS antenna in box body 6 by the way that LDS technique is directly radium-shine,
The integrated level and use space of antenna are improved to greatest extent, and antenna cabling can be realized preferably and be arranged on arbitrary face, electricity
Performance and structural reliability all greatly improve, while being conducive to reduce the overall volume of product；Transmitting antenna 2 and receiving antenna 3
It is box shaped and can be rotated along one end end of host 1, two antenna folds are fit together when not in use, are further saved
Volume is occupied, is convenient for carrying；Due to being provided with transmission mechanism 5 between two rotating mechanisms 4, so that two day line locking opposite directions
Rotation, i.e. rotational angle between two antennas and host 1 is identical but contrary, when two antennas are in 90 degree with host 1,
Guarantee that two antennas are in same level, to improve functional reliability and operating accuracy.
In the present embodiment, rotating mechanism 4 includes Damping rotation shaft 401 and shaft seat 402, and shaft seat 402 is set to the end of host 1
Portion, Damping rotation shaft 401 are located in shaft seat 402 and are fixedly connected with transmitting antenna 2 or receiving antenna 3, and structure is simple, it is real to be easy to
It is existing；Specifically, Damping rotation shaft 401 is rotary gear shaft；Transmission mechanism 5 includes the intermeshing being installed between two rotary gear shafts
Two gears 501, two gears 501 are intermeshed with two rotary gear shafts respectively, i.e., the rotary gear shaft of one of antenna
When rotation, by the transmission of two gears 501, to drive another antenna also to rotate synchronously, to guarantee that antenna is working
When in the same level.Certainly, in other embodiments, transmission mechanism 5 can also be driven using other multiple gears 501
Mode realize the synchronous rotation of two antennas or the directly intermeshing mode of two rotary gear shafts.Further, each Damping rotation shaft
401 can also be connect by the structure of bulb with each antenna, to can guarantee the rotation of each antenna in all directions, be adapted to different
The use of occasion.
In the present embodiment, box body 6 includes rear shell 601 and lid closes face-piece 602 in rear shell 601, transmitting antenna 2 or is connect
The circuit 603 for receiving antenna 3 is radium-shine on face-piece 602 by LDS technique.Wherein rear shell 601 is made of aluminum alloy material, is also serving as
Instead of the reflecting plate of conventional radar antenna while shell.Wherein, face-piece 602 is made of LDS plastic material, the equal position of face-piece 602
It is bonded to each other in the side far from host 1 and when transmitting antenna 2 and receiving antenna 3 turn folding, i.e. aluminium alloy rear shell 601
It is close in host 1, convenient for the transmitting and reception of radar signal.
In progress in use, radar antenna is integrally close to wall side, one of antenna is opened from folding position,
So that two antennas is in same level, and the face-piece 602 of two antennas is made to be adjacent to wall, to carry out the work of radar antenna
Make；In addition, each shaft 401 has damping gear, consequently facilitating fixation of each antenna in different location.
Invention additionally discloses a kind of preparation methods of radar antenna, comprising steps of
S01, the antenna slot that respective antenna is activated by laser on box body 6；
S02, electroless plating forms antenna circuit 603 in antenna slot.
In the present embodiment, front-side circuit and back-side circuit can be by fabrication hole laser carvings, and then copper facing carries out physics conducting,
And after step S02, spraying protective layer is carried out on antenna circuit 603.
Specifically, the face-piece 602 of antenna is manufactured using LDS (laser direct structuring technique) technique, i.e., face-piece 602 uses
Laser throwing is shone mould then using computer according to the movement of the TRAJECTORY CONTROL laser of conductive pattern by the molding of LDS material injection
It moulds on molding three-dimensional plastic device, within several seconds time, 603 pattern of circuit is activated.It is briefly exactly using sharp
The radium-shine technology of light directly forms corresponding circuit 603 on face-piece 602, and re-plating copper forms metal copper foil antenna circuit 603, this
Sample can directly do antenna circuit 603 on the shell, and antenna circuit 603 is drawn through feeder line 604 again.Certainly, antenna circuit
603 shapes are not limited to the pattern in figure；Front-side circuit and back-side circuit can be by fabrication hole laser carvings, and then copper facing carries out
Physics conducting；Later, face-piece 602 carries out the surface treatment such as oil spout, protects to antenna circuit 603.
Radar antenna circuit 603 is integrally formed on face-piece 602 by radar antenna of the invention, radar antenna reflecting plate
It is shaped in antenna rear shell 601, improves the performance of antenna, simplify structure, and facilitate the assembly of antenna；Pass through rotation
Structure minimizes the radar of conventional cumbersome, lighting, obtains good portability while optimizing human-machine operation,
Convenient for users to carrying and using.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Range.
Claims (10)
1. a kind of radar antenna, including host (1), transmitting antenna (2) and receiving antenna (3), which is characterized in that the transmitting day
Line (2) and receiving antenna (3) include box body (6) and circuit (603), and the circuit (603) is radium-shine in corresponding box body (6)
It is interior；The transmitting antenna (2) and receiving antenna (3) are rotatablely installed by a rotating mechanism (4) in the host (1) respectively
End, and rotatably fold and be bonded to each other；It is provided with transmission mechanism (5) between two rotating mechanisms (4) and makes the transmitting
Antenna (2) opposite direction rotation synchronous with receiving antenna (3).
2. radar antenna according to claim 1, which is characterized in that the rotating mechanism (4) includes Damping rotation shaft (401)
With shaft seat (402), the shaft seat (402) is set to the end of the host (1), and the Damping rotation shaft (401) is located at described
It is connect in shaft seat (402) and with the transmitting antenna (2) or receiving antenna (3).
3. radar antenna according to claim 2, which is characterized in that the Damping rotation shaft (401) is rotary gear shaft；The biography
Motivation structure (5) includes the gear set being installed between two rotary gear shafts, and the gear set includes that even number is successively intermeshed
Gear (501), the gear (501) of two sides is intermeshed with two rotary gear shafts respectively.
4. radar antenna according to claim 1 or 2 or 3, which is characterized in that the box body (6) include rear shell (601) with
And lid closes circuit (603) radium of the face-piece (602) on the rear shell (601), the transmitting antenna (2) or receiving antenna (3)
It penetrates on face-piece (602).
5. radar antenna according to claim 4, which is characterized in that the rear shell (601) is made of aluminum alloy material
Rear shell.
6. radar antenna according to claim 5, which is characterized in that the face-piece (602) is respectively positioned on far from host (1)
It side and is bonded to each other when transmitting antenna (2) and receiving antenna (3) turn folding.
7. radar antenna according to claim 4, which is characterized in that the face-piece (602) is made of LDS plastic material
Face-piece.
8. a kind of preparation method of radar antenna, which is characterized in that comprising steps of
S01, the antenna slot that respective antenna is activated by laser on box body (6)；
S02, electroless plating forms antenna circuit (603) in the antenna slot.
9. the preparation method of radar antenna according to claim 8, which is characterized in that front-side circuit and back-side circuit can be with
By fabrication hole laser carving, then copper facing carries out physics conducting.
10. the preparation method of radar antenna according to claim 8 or claim 9, which is characterized in that after step S02, in day
Spraying protective layer on line circuit (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536364.6A CN109449560B (en) | 2018-12-14 | 2018-12-14 | Radar antenna and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536364.6A CN109449560B (en) | 2018-12-14 | 2018-12-14 | Radar antenna and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109449560A true CN109449560A (en) | 2019-03-08 |
| CN109449560B CN109449560B (en) | 2024-04-12 |
Family
ID=65559650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811536364.6A Active CN109449560B (en) | 2018-12-14 | 2018-12-14 | Radar antenna and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109449560B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446134A (en) * | 2019-08-16 | 2019-11-12 | 歌尔股份有限公司 | Wireless headset |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656646A (en) * | 2002-03-27 | 2005-08-17 | 艾尔盖恩有限公司 | Variable beam antenna device, transmitter-receiver and network notebook |
| CN1969245A (en) * | 2004-04-21 | 2007-05-23 | 诺基亚公司 | Mobile communications device with synchronising hinge |
| CN1981451A (en) * | 2004-07-06 | 2007-06-13 | 精工爱普生株式会社 | Electronic apparatus and wireless communication terminal |
| CN101326680A (en) * | 2005-08-24 | 2008-12-17 | 汤姆森特许公司 | Articulating dual antenna |
| TW200910680A (en) * | 2007-08-29 | 2009-03-01 | Inventec Corp | Module for stretch antenna and fordable electronic device with thereof |
| JP2009103456A (en) * | 2007-10-19 | 2009-05-14 | Denso Corp | Radar device and holding member |
| CN102421384A (en) * | 2009-03-27 | 2012-04-18 | 内球外科股份有限公司 | Cannula with integrated camera and illumination |
| CN104953257A (en) * | 2015-05-27 | 2015-09-30 | 中国科学院电子学研究所 | Ultra-wideband radar antenna |
| CN106646464A (en) * | 2016-12-29 | 2017-05-10 | 湖南华诺星空电子技术有限公司 | Portable 3D through-wall imaging radar |
| KR20170056230A (en) * | 2015-11-13 | 2017-05-23 | 현대모비스 주식회사 | A microstrip antenna and an apparatus for transmitting and receiving radar signal with the antenna |
| CN107437660A (en) * | 2017-08-15 | 2017-12-05 | 湖南华诺星空电子技术有限公司 | A kind of antenna assembly of Step Frequency continuous wave through-wall radar |
-
2018
- 2018-12-14 CN CN201811536364.6A patent/CN109449560B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656646A (en) * | 2002-03-27 | 2005-08-17 | 艾尔盖恩有限公司 | Variable beam antenna device, transmitter-receiver and network notebook |
| CN1969245A (en) * | 2004-04-21 | 2007-05-23 | 诺基亚公司 | Mobile communications device with synchronising hinge |
| CN1981451A (en) * | 2004-07-06 | 2007-06-13 | 精工爱普生株式会社 | Electronic apparatus and wireless communication terminal |
| CN101326680A (en) * | 2005-08-24 | 2008-12-17 | 汤姆森特许公司 | Articulating dual antenna |
| TW200910680A (en) * | 2007-08-29 | 2009-03-01 | Inventec Corp | Module for stretch antenna and fordable electronic device with thereof |
| JP2009103456A (en) * | 2007-10-19 | 2009-05-14 | Denso Corp | Radar device and holding member |
| CN102421384A (en) * | 2009-03-27 | 2012-04-18 | 内球外科股份有限公司 | Cannula with integrated camera and illumination |
| CN104953257A (en) * | 2015-05-27 | 2015-09-30 | 中国科学院电子学研究所 | Ultra-wideband radar antenna |
| KR20170056230A (en) * | 2015-11-13 | 2017-05-23 | 현대모비스 주식회사 | A microstrip antenna and an apparatus for transmitting and receiving radar signal with the antenna |
| CN106646464A (en) * | 2016-12-29 | 2017-05-10 | 湖南华诺星空电子技术有限公司 | Portable 3D through-wall imaging radar |
| CN107437660A (en) * | 2017-08-15 | 2017-12-05 | 湖南华诺星空电子技术有限公司 | A kind of antenna assembly of Step Frequency continuous wave through-wall radar |
Non-Patent Citations (5)
| Title |
|---|
| BIN ZHOU等: "A compact and handheld surface penetrating radar for the detection of reinforced concrete structures", JOURNAL OF ELECTRONICS, 16 July 2013 (2013-07-16) * |
| 王霞云: "便携式雷达天线座结构分析", 现代电子技术 * |
| 王霞云: "便携式雷达天线座结构分析", 现代电子技术, no. 14, 1 February 2006 (2006-02-01) * |
| 田静;梁斌;: "高精度双向互锁铰链结构设计", 电讯技术, no. 07, 28 July 2008 (2008-07-28) * |
| 裘德龙;: "一种新型车载卫星通信天线控制装置的设计", 中国制造业信息化, no. 09, 1 May 2008 (2008-05-01) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446134A (en) * | 2019-08-16 | 2019-11-12 | 歌尔股份有限公司 | Wireless headset |
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| Publication number | Publication date |
|---|---|
| CN109449560B (en) | 2024-04-12 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: Building B7, Lugu enterprise Plaza, 27 Wenxuan Road, high tech Zone, Changsha City, Hunan Province, 410205 Applicant after: Huanuo Xingkong Technology Co.,Ltd. Address before: Building B7, Lugu enterprise Plaza, 27 Wenxuan Road, high tech Zone, Changsha City, Hunan Province, 410205 Applicant before: Hunan Huanuo Xingkong Electronic Technology Co.,Ltd. Country or region before: China Country or region after: China Address after: Building B7, Lugu enterprise Plaza, 27 Wenxuan Road, high tech Zone, Changsha City, Hunan Province, 410205 Applicant after: Hunan Huanuo Xingkong Electronic Technology Co.,Ltd. Address before: Building B7, Lugu enterprise Plaza, 27 Wenxuan Road, high tech Zone, Changsha City, Hunan Province, 410205 Applicant before: HUNAN NOVASKY ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |