CN105206962B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN105206962B CN105206962B CN201510590369.7A CN201510590369A CN105206962B CN 105206962 B CN105206962 B CN 105206962B CN 201510590369 A CN201510590369 A CN 201510590369A CN 105206962 B CN105206962 B CN 105206962B
- Authority
- CN
- China
- Prior art keywords
- terminal
- contact portion
- electric connector
- hyoplastron
- insulating body
- 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.)
- Active
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention discloses a kind of electric connector, including insulating body, the conductor terminal set being installed on insulating body, insulating body includes base portion and the hyoplastron that extends forward from base portion, conductor terminal set includes first terminal, the first terminal takes shape on the insulating body to inlay to bury, the first terminal includes main part, main body rear end the first contact portion that warp extends forward, the second contact portion that main body front end forward horizontal extends, it is located at the extension extended further along after the horizontal part and the bending extension of main body front end that the second contact portion side and main body rear end further extend backward in the lateral direction, described first, second contact portion is respectively exposed to the upper and lower surface of hyoplastron, the extension includes being located at the second contact portion side to inlay the plate reinforcing portion buried and taken shape in hyoplastron, the extension Portion is located in the up-down direction between the first, second contact portion.In this way, reducing manufacturing process, product reliability is improved, cost is reduced.
Description
Technical field
The present invention relates to a kind of electric connectors, more particularly to the electric connector with several conductive terminals.
Background technique
The maximum feature of USB3.1Type-C is, although the size of opening portion and Android smartphone and tablet computer
The Micro-B connector of standard configuration is equally small, but supports that largest data transfer speed is 10G bit/ seconds.The opening of Type-C jack
Size is about 8.3mm × 2.5mm (Micro-B is about 7.5mm × 2.5mm).It can bear 10,000 times that reach connector Product Level
Plug.In addition, Type-C also supports " the USB Power Delivery Specification for improving power supply capacity more in the past
(USB PD)".USB PD sets 10W, 18W, 36W, 60W, 100W Pyatyi specification according to the electric power that can be supplied to.Type-C connection
Device supports the power supply of 100W (20V, 5A).
USB3.1Type-C also takes many measures in terms of improving ease for use.For example, supporting from tow sides
" positive anti-plug " function of insertion has imported the function whether being properly inserted when being inserted into connector with sound notification user.Type-
C connector is actually the subsequent specification of Micro-B connector, therefore may become the standard interface of Android device in the future.
USB3.1 Type-C connector in the prior art includes metal screen case, insulating body, upper row's conducting end
Sub, lower row's conductive terminal, the metal screen case are coated on the outside of insulating body, and the front end of the insulating body has tongue
Plate, upper row's conductive terminal, lower row's conductive terminal are respectively exposed to the upper and lower surface of the hyoplastron.Upper row's conductive terminal
Including 12 conductive terminals, lower row's conductive terminal also includes 12 conductive terminals, and the electric connector terminal group is adopted
With two rows alignment structures.However, the single conductive terminal is generally more elongated and thin, intensity is inadequate, is being pacified
It is easily bent deformation or displacement when setting, and is made trouble, is unfavorable for reducing cost.
Therefore, it is necessary to improve prior art to overcome drawbacks described above.
Summary of the invention
The purpose of the present invention is to provide a kind of reduction manufacturing processes, improve product reliability, reduce the electric connector of cost.
The purpose of the present invention is what is be achieved through the following technical solutions: a kind of electric connector, including insulating body, is installed on
Conductor terminal set on insulating body, the insulating body include base portion and the hyoplastron that extends forward from base portion, the hyoplastron
Equipped with upper and lower surfaces, the conductor terminal set includes first terminal, the first terminal to inlay bury take shape in it is described
On insulating body, the first terminal includes main part, main body rear end the first contact portion that warp extends forward, autonomous agent
The second contact portion that portion front end forward horizontal extends, be located in the lateral direction the second contact portion side and main body rear end to
The extension that extends further along after the horizontal part further extended afterwards and the bending of main body front end extend, described the
One, the second contact portion is respectively exposed to the upper and lower surface of hyoplastron, and the extension includes being located at the second contact portion side to inlay
The plate reinforcing portion taken shape in hyoplastron is buried, the extension is located in the up-down direction between the first, second contact portion.
As a further improvement of the present invention, the extension includes the hook-holding part positioned at another side of the second contact portion,
The hook-holding part laterally exposes the hyoplastron and holds docking connector to hook.
As a further improvement of the present invention, perforative through-hole up and down has been alternatively arranged in the reinforcing portion.
As a further improvement of the present invention, the reinforcing portion includes the those widened sections extended laterally.
As a further improvement of the present invention, the conductor terminal set further includes the second end positioned at first terminal side
Son, the Second terminal include main part, from the Second terminal main part rear end third contact portion that warp extends forward, from second
The 4th contact portion that terminal body front end forward horizontal extends.
As a further improvement of the present invention, the conductor terminal set further include in the lateral direction respectively with first terminal
With the 6th terminal of Second terminal mirror symmetry and the 5th terminal, wherein the first terminal and the 6th terminal mirror symmetry, institute
State Second terminal and the 5th terminal mirror symmetry.
As a further improvement of the present invention, the conductor terminal set further includes positioned at the third end of Second terminal side
Son, the third terminal include the 5th contact portion with third contact site in same level, the third terminal and the 5th
Forth terminal is additionally provided between terminal, the forth terminal includes the 6th contact portion with the second contact site in same level.
As a further improvement of the present invention, the first terminal further includes between main part and the first contact portion
Deflection portion, the deflection portion make first contact portion in the lateral direction closer to the first terminal horizontal part.
As a further improvement of the present invention, the conductor terminal set from the vertical portion that horizontal part extends downwards vertically with
And from vertical portion horizontal-extending weld part backward, the horizontal part of the conductor terminal set is respectively positioned on same level, described to lead
The vertical portion of electric terminal group is located at same vertical plane, and the welding position is in same level.
As a further improvement of the present invention, described first, the 6th terminal is the ground terminal pair to be grounded, described the
Two, the 5th terminal is the power supply terminal pair to transmit power supply signal, and the third, forth terminal are to identify that docking is electrically connected
It connects the recognition terminal of device and shielding casing on the outside of insulating body is additionally provided with to electric connector, the electric connector is USB
Type C electric connector.
Compared to the prior art, electric connector first terminal of the present invention includes main part, main body rear end warp forward
The second contact portion that the first contact portion, the main body front end forward horizontal extended extends is located at second connects in the lateral direction
The horizontal part and the bending of main body front end that contact portion side and main body rear end further extend backward are further after extending
The extension extended forward, the extension include being located at the second contact portion side to add to inlay the plate buried and taken shape in hyoplastron
Gu portion, the extension is located in the up-down direction between the first, second contact portion.So set, first contact portion and
Second contact portion the reflexed and punctures respectively from first terminal reflexed and puncturing and can save a terminal item number,
Reduce process simultaneously, improve the reliability of product, improves manufacturing capacity, reduce cost.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of electric connector of the present invention.
Fig. 2 is the stereoscopic schematic diagram of another angle of electric connector of the present invention.
Fig. 3 is the stereoscopic schematic diagram that electric connector of the present invention isolates shielding casing.
Fig. 4 is the stereoscopic schematic diagram of another angle in Fig. 3.
Fig. 5 is the stereoscopic schematic diagram of electric connector conductor terminal set of the present invention.
Fig. 6 is the stereoscopic schematic diagram of another angle in Fig. 5.
Fig. 7 is the stereoscopic schematic diagram of another angle in Fig. 5.
Fig. 8 is the conductor terminal set stereoscopic schematic diagram of another embodiment of electric connector of the present invention.
Fig. 9 is the conductor terminal set stereoscopic schematic diagram of electric connector third embodiment of the present invention.
Appended drawing reference:
100 insulating body 1 of electric connector
10 hyoplastron 11 of base portion
111 lower surface 112 of upper surface
2 first terminal 21,21 ' of conductor terminal set
Main part 211,211 ' extensions 213
Reinforcing portion 2131,2131 " those widened sections 2132
2133 hook-holding part 2134 of through-hole
Horizontal part 214,214 ' vertical portions 215
216 first contact portion 217,217 ' of weld part
218 ' second contact portion 219 of deflection portion
22 main part 221 of Second terminal
223 vertical portion 224 of horizontal part
225 third contact portion 226 of weld part
4th contact portion, 228 third terminal 23,23 '
5th contact portion 231,231 ' horizontal parts 235,235 '
236 weld part 237 of vertical portion
238 ' forth terminal 24 of step
6th contact portion, 241 horizontal part 246
248 weld part 249 of vertical portion
5th terminal, 25 horizontal part 251
252 weld part 253 of vertical portion
6th terminal, 26 horizontal part 261
262 weld part 263 of vertical portion
Notch 2135 "
Specific embodiment
It please join shown in Fig. 1 to 7, be the electric connector 100 of first embodiment of the invention, the electric connector 100 is one
USB2.0 electric connector 100 of the kind suitable for the interface frame of USB3.1 Type-C, i.e., do not include two pairs of high-speed differential signal ends
Sub (not shown).In other embodiments, the electric connector 100 may be including two pairs of high-speed differential signal ends
The standard USB3.1 Type-C connector of son.
In the present embodiment, the electric connector 100 includes insulating body 1, the conducting end being installed on insulating body 1
Subgroup 2, the insulating body 1 include base portion 10 and the hyoplastron 11 extended forward from base portion 10, and the hyoplastron 11 is equipped with upper table
Face 111 and lower surface 112, the conductor terminal set 2 include first terminal 21, and the first terminal 21 takes shape in institute to inlay to bury
It states on insulating body 1, the first terminal 21 includes main part 211,211 rear end of main body first connecing of extending of warp forward
Contact portion 217,211 front end forward horizontal of main body extend the second contact portion 219, in the lateral direction be located at the second contact portion
The horizontal part 214 and the bending of 211 front end of main body that 219 sides and 211 rear end of main body further extend backward extend
The extension 213 extended further along afterwards, first, second contact portion 217,219 are respectively exposed to the upper and lower of hyoplastron 11
Surface 111,112, the extension 213 include being located at 219 side of the second contact portion to inlay the plate for burying and taking shape in hyoplastron 11
Shape reinforcing portion 2131, the extension 213 is in the up-down direction between the first, second contact portion 217,219.So set
It sets, on the one hand described to bury in technique in edge, the plate reinforcing portion 2131 can make the first terminal 21 have higher intensity,
And making that there is preferable shield effectiveness between conductive terminal, structure is simple, convenient formation；Importantly, due to which described first connects
Contact portion 217 and the second contact portion 219 are punctured from the upward reflexed of first terminal 21 and downwards respectively, the reflexed and are punctured all
A terminal item number can be saved, while reducing process, improve the reliability of product, manufacturing capacity is improved, reduce cost.Please
Refering to what is shown in Fig. 9, in the third embodiment, the 2131 " front end of reinforcing portion is also provided with notch 2135 ", in order to inlay
It buries.
The extension 213 includes the hook-holding part 2134 positioned at another side of the second contact portion 219, the hook-holding part 2134
It laterally exposes the hyoplastron 11 and holds docking connector (not shown) to hook.So set, the one of the first terminal 21
Formula structure makes 2134 stabilized structure of hook-holding part, is not easy that the shifting between insulating body 1 occurs when hook holds docking connector
Situations such as position falls off, and structure is simple.
Perforative through-hole 2133 up and down has been alternatively arranged in the reinforcing portion 2131.So set, when edge buries molding, institute
It states for being injected to the plastic cement for forming insulating body 1 in through-hole 2133, the reinforcing portion 2131 can be with insulation after edge buries molding
Ontology 1 is combined closely, and is better protected between the reinforcing portion 2131 and surrounding insulating body 1 and is detached from.
The reinforcing portion 2131 includes the those widened sections 2132 extended laterally.So set, the reinforcing portion 2131 and insulation
There is bigger contact area between ontology 1, and keep the structure of first terminal 21 more firm.
The conductor terminal set 2 further includes the Second terminal 22 positioned at 21 side of first terminal, and the Second terminal 22 is wrapped
Include main part 221, from 22 main part of Second terminal, the 221 rear end third contact portion 226 that warp extends forward, from Second terminal 22
The 4th contact portion 228 that 221 front end forward horizontal of main part extends.So set, the third contact portion the 226, the 4th contacts
Portion 228 integrally extends from the Second terminal 22, and structure is simple, easy to assembly.
The conductor terminal set 2 further include in the lateral direction respectively with 22 mirror symmetry of first terminal 21 and Second terminal
The 6th terminal 26 and the 5th terminal 25, wherein 26 mirror symmetry of the first terminal 21 and the 6th terminal, the Second terminal
22 and 25 mirror symmetry of the 5th terminal.So set, the first terminal 21 can be used to be grounded with the 6th terminal 26, described second
Terminal 22 and the 5th terminal 25 can be used to transmit the electric current of relatively high power.
The conductor terminal set 2 further includes the third terminal 23 positioned at 22 side of Second terminal, and the third terminal 23 is wrapped
The 5th contact portion 231 for being located at same level with third contact portion 226 is included, between the third terminal 23 and the 5th terminal 25
It is additionally provided with forth terminal 24, the forth terminal 24 includes the 6th contact portion for being located at same level with the second contact portion 219
241.So set, the 5th contact portion 231 and the 6th contact portion 241 form antisymmetric up-down structure, can be used to detect
The grafting of butt-jointed electric connector 100.
The conductor terminal set 2 include horizontal-extending horizontal part 214,223,235,246,251,261, from horizontal part
214,223,235,246,251,261 vertical portions 215,224,236,248,252,262 that extend vertically and from vertical downwards
The horizontal-extending weld part 216,225,237,249,253,263 backward of portion 215,224,236,248,252,262, the conduction
The vertical portion 215,224,236,248,252,262 of terminal group 2 is located at same vertical plane, the weld part 216,225,237,
249,253,263 are located at same level.So set, 2 structure of conductor terminal set is more neat, convenient for manufacturing and edge buries
Molding.In the present embodiment, the horizontal part 214,223,235,246,251,261 of the conductor terminal set 2 is in addition to third end
The horizontal part 235 of son 23 is entirely located in same level.And in embodiment shown in Fig. 8, the of the third terminal 23 '
A step 238 ' is equipped between five contact portions 231 ' and horizontal part 235 ', make the conductor terminal set 2 horizontal part 214,223,
235,246,251,261 it is entirely located in same level, so set, structure is more neat, convenient for assembling.
Specifically, in the present embodiment, the described first, the 6th terminal 21,26 is the ground terminal pair to be grounded, institute
Stating the second, the 5th terminal 22,25 is the power supply terminal pair to transmit power supply signal, and the third, forth terminal 23,24 are to use
To identify the recognition terminal pair of butt-jointed electric connector 100, the electric connector 100 is USB Type C electric connector 100.
In addition, please referring to shown in Fig. 8, in said embodiment, the first terminal 21 ' further includes being located at main part
211 ' and the first deflection portion 218 ' between contact portion 217 ', the deflection portion 218 ' make first contact portion 217 ' in left and right
Closer to the 21 ' horizontal part 214 ' of first terminal on direction, so set, the main part 211 ' of the first terminal 21 ' with
There is biggish width in the lateral direction, so that it is higher to guarantee that the first terminal 21 ' has between first contact portion 217 '
Intensity, be unlikely to deform.
The electric connector 100 is suitable for inclusion in but is not limited to USB Type C electric connector 100.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of electric connector, including insulating body, the conductor terminal set being installed on insulating body, the insulating body includes
Base portion and the hyoplastron extended forward from base portion, the hyoplastron are equipped with upper and lower surfaces, and the conductor terminal set includes the
One terminal, the first terminal take shape on the insulating body to inlay to bury, it is characterised in that: the first terminal includes master
The second contact that body portion, main body rear end the first contact portion that warp extends forward, main body front end forward horizontal extend
Portion is located at the horizontal part that further extends backward of the second contact portion side and main body rear end and autonomous in the lateral direction
The extension that the bending of body portion front end extends further along after extending, first, second contact portion are respectively exposed to hyoplastron
Upper and lower surface, the extension include being located at the second contact portion side to inlay the plate reinforcing portion buried and taken shape in hyoplastron, institute
Extension is stated to be located in the up-down direction between the first, second contact portion.
2. electric connector as described in claim 1, it is characterised in that: the extension includes being located at another side of the second contact portion
The hook-holding part of side, the hook-holding part laterally expose the hyoplastron and hold docking connector to hook.
3. electric connector as described in claim 1, it is characterised in that: be alternatively arranged in the reinforcing portion perforative logical up and down
Hole.
4. electric connector as described in claim 1, it is characterised in that: the reinforcing portion includes the those widened sections extended laterally.
5. electric connector as described in claim 1, it is characterised in that: the conductor terminal set further includes being located at by first terminal
The Second terminal of side, the Second terminal includes main part, from Second terminal main part rear end, the third that warp extends forward is connect
Contact portion, the 4th contact portion extended from Second terminal main part front end forward horizontal.
6. electric connector as claimed in claim 5, it is characterised in that: the conductor terminal set further includes dividing in the lateral direction
Not with the 6th terminal and the 5th terminal of first terminal and Second terminal mirror symmetry, wherein the first terminal and the 6th terminal
Mirror symmetry, the Second terminal and the 5th terminal mirror symmetry.
7. electric connector as claimed in claim 6, it is characterised in that: the conductor terminal set further includes being located at by Second terminal
The third terminal of side, the third terminal include the 5th contact portion with third contact site in same level, the third
Forth terminal is additionally provided between terminal and the 5th terminal, the forth terminal includes with the second contact site in same level
6th contact portion.
8. electric connector as described in claim 1, it is characterised in that: the first terminal further includes being located at main part and first
Deflection portion between contact portion, the deflection portion make first contact portion in the lateral direction closer to the first terminal water
Flat portion.
9. electric connector as described in claim 1, it is characterised in that: the conductor terminal set is prolonged downwards from horizontal part vertically
The vertical portion stretched and horizontal-extending weld part, the horizontal part of the conductor terminal set are respectively positioned on same water backward from vertical portion
The vertical portion of plane, the conductor terminal set is located at same vertical plane, and the welding position is in same level.
10. electric connector as claimed in claim 7, it is characterised in that: described first, the 6th terminal be to the ground connection that is grounded
Terminal pair, described second, the 5th terminal be to the power supply terminal pair that transmits power supply signal, the third, forth terminal are to use
The shielding casing being additionally provided with to identify the recognition terminal of butt-jointed electric connector to electric connector on the outside of insulating body, the electricity
Connector is USB Type C electric connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590369.7A CN105206962B (en) | 2015-09-16 | 2015-09-16 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510590369.7A CN105206962B (en) | 2015-09-16 | 2015-09-16 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105206962A CN105206962A (en) | 2015-12-30 |
| CN105206962B true CN105206962B (en) | 2018-12-18 |
Family
ID=54954491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510590369.7A Active CN105206962B (en) | 2015-09-16 | 2015-09-16 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105206962B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281813B (en) * | 2017-01-06 | 2024-02-20 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN107508062A (en) * | 2017-07-04 | 2017-12-22 | 上海天诚通信技术股份有限公司 | Conducting terminal and its electric connector |
| TWI719668B (en) * | 2019-10-09 | 2021-02-21 | 維將科技股份有限公司 | Electric connector (four) |
| CN216145784U (en) * | 2021-05-20 | 2022-03-29 | 深圳市普玛斯精密组件有限公司 | Female end electric connector of Type-C |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457061A (en) * | 2012-05-28 | 2013-12-18 | 立讯精密工业（昆山）有限公司 | Electric connector |
| CN204230555U (en) * | 2014-09-16 | 2015-03-25 | 凡甲电子(苏州)有限公司 | Electric connector and electric connector combination |
| CN204424511U (en) * | 2015-03-25 | 2015-06-24 | 上海天诚通信技术有限公司 | Electric connector terminal group |
| CN204464537U (en) * | 2015-03-25 | 2015-07-08 | 上海天诚通信技术有限公司 | Electric connector terminal |
| CN205159558U (en) * | 2015-09-16 | 2016-04-13 | 上海天诚通信技术有限公司 | Electric connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8641455B2 (en) * | 2012-07-03 | 2014-02-04 | Cheng Uei Precision Industry Co., Ltd. | Universal serial bus connector perpendicularly mounted on a printed circuit board |
-
2015
- 2015-09-16 CN CN201510590369.7A patent/CN105206962B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457061A (en) * | 2012-05-28 | 2013-12-18 | 立讯精密工业（昆山）有限公司 | Electric connector |
| CN204230555U (en) * | 2014-09-16 | 2015-03-25 | 凡甲电子(苏州)有限公司 | Electric connector and electric connector combination |
| CN204424511U (en) * | 2015-03-25 | 2015-06-24 | 上海天诚通信技术有限公司 | Electric connector terminal group |
| CN204464537U (en) * | 2015-03-25 | 2015-07-08 | 上海天诚通信技术有限公司 | Electric connector terminal |
| CN205159558U (en) * | 2015-09-16 | 2016-04-13 | 上海天诚通信技术有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105206962A (en) | 2015-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105390839B (en) | Electric connector and its manufacturing method | |
| CN204577669U (en) | Electric connector | |
| CN203288841U (en) | Electric connector | |
| CN206471534U (en) | Electric connector | |
| CN204333399U (en) | Can the electric power plug connector of just anti-plug | |
| CN105206962B (en) | Electric connector | |
| CN205543326U (en) | Electric connector | |
| CN105261892A (en) | Electric connector | |
| CN106848665A (en) | Positive anti-plug USB connector | |
| CN108173034A (en) | Pin connector | |
| CN204424511U (en) | Electric connector terminal group | |
| CN204103154U (en) | Electric connector | |
| CN104752864B (en) | Electric connector terminal group | |
| CN104810643A (en) | Electric connector | |
| CN205070061U (en) | Electric connector | |
| CN205081266U (en) | Electric connector | |
| CN205159557U (en) | Electric connector | |
| CN205944508U (en) | Electric connector | |
| CN206250421U (en) | Usb plug connector | |
| CN205944567U (en) | USBType C plug connector | |
| CN105826759A (en) | Electrical connector | |
| CN204118386U (en) | Micro coaxial cable connector assembly | |
| CN204464536U (en) | Electric connector terminal group | |
| CN204516943U (en) | Electric connector terminal group | |
| CN204538290U (en) | Electric connector terminal group |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 200436 room No. 309, No. three, Zhabei District JIANGCHANG, Shanghai, Shanghai Applicant after: Shanghai Tiancheng communication technology Limited by Share Ltd Address before: 200436 room No. 309, No. three, Zhabei District JIANGCHANG, Shanghai, Shanghai Applicant before: SHANGHAI TIANCHENG COMMUNICATION TECHNOLOGY CO., LTD. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |