CN108521028B - Casing device and terminal device - Google Patents
Casing device and terminal device Download PDFInfo
- Publication number
- CN108521028B CN108521028B CN201810457230.9A CN201810457230A CN108521028B CN 108521028 B CN108521028 B CN 108521028B CN 201810457230 A CN201810457230 A CN 201810457230A CN 108521028 B CN108521028 B CN 108521028B
- Authority
- CN
- China
- Prior art keywords
- pear
- shell
- shaped spring
- pcb board
- electrically connected
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
- H01R12/718—Contact members provided on the PCB without an insulating housing
-
- 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
- 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
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
- H01R4/4863—Coil spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/02—Connectors or connections adapted for particular applications for antennas
Landscapes
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention provides a kind of casing device, including shell and Pear-Shaped spring.The Pear-Shaped spring is between the shell and a pcb board, it is electrically connected with the shell and the pcb board, wherein, the spring ring diameter of the Pear-Shaped spring is gradually reduced from one end to the predetermined position of Pear-Shaped spring, and is gradually increased from the predetermined position to the other end.The Pear-Shaped spring is kept constant with the link position of the shell when shell is moved relative to the pcb board.The present invention also provides a kind of terminal devices.Casing device and terminal device according to the present invention can effectively avoid the abrasion of metal shell inner surface, to maintain the stabilization of antenna performance.
Description
Technical field
The present invention relates to field of terminal more particularly to a kind of casing devices and terminal device.
Background technique
Currently, the advantages that metal shell is high, durable due to quality sense, increasingly gets consumer reception, also more and more
The terminal devices such as mobile phone use metal shell.In order to reach the requirement of some functions or maintain the performance of terminal device, usually
Metal elastic is arranged in PCB (Printed circuit board, printed circuit board) of the meeting inside terminal device between plate and shell
Piece.
For example, in order to solve, metal shell significantly weakens the signal of the antenna in terminal device or what is shielded asks
Topic, PCB (Printed circuit board, the printed circuit first end of metal clips being fixed on inside terminal device
Plate) on plate, and be electrically connected with the antenna being installed on pcb board, the second end of metal clips and the inner surface of metal shell contradict
Electrical contact.This connection type by metal clips, when terminal device is shaken due to external force, the second of metal clips
End can occur relative movement with the inner surface of metal shell and generate friction.When friction often, metal shell inner surface
Metal material (such as aluminum alloy materials) can wear and cause metal material occur oxidation generate oxide, influence metal clips
There is poor contact and influences the performance of terminal device in the reliability contacted with metal shell inner surface, such as to influence day linear
Energy.
Summary of the invention
In view of this, the present invention provides a kind of casing device and terminal device, table in metal shell can be effectively avoided
The abrasion in face.
A kind of casing device, including shell and Pear-Shaped spring are provided.The Pear-Shaped spring is located at the shell and one
Between pcb board, be electrically connected with the shell and the pcb board, wherein the spring ring diameter of the Pear-Shaped spring from one end to
The predetermined position of Pear-Shaped spring is gradually reduced, and is gradually increased from the predetermined position to the other end, the Pear-Shaped spring
When shell is moved relative to the pcb board, keep constant with the link position of the shell.
The present invention also provides a kind of terminal device, including PCB circuit board and casing device, the casing device includes shell
Body and Pear-Shaped spring.The Pear-Shaped spring is between the shell and a pcb board, with the shell and the PCB
Plate electrical connection, wherein the spring ring diameter of the Pear-Shaped spring is gradually reduced from one end to the predetermined position of Pear-Shaped spring, and
It is gradually increased from the predetermined position to the other end, the Pear-Shaped spring is kept when shell is moved relative to the pcb board
It is constant with the link position of the shell.
It in the present invention, is connected between pcb board and shell by Pear-Shaped spring, can effectively avoid table in shell
The abrasion in face maintains the performance of terminal device to stablize.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of the casing device in first embodiment of the invention.
Fig. 2 is the floor map of the shell in one embodiment of the invention.
Fig. 3 is the schematic diagram of the casing device in second embodiment of the invention.
Fig. 4 is the block diagram of the antenna modules in the casing device in one embodiment of the invention.
Fig. 5 is the block diagram of the terminal device in one embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It is the schematic diagram of the casing device 100 in the first embodiment of the present invention please with reference to Fig. 1 and Fig. 2, Fig. 1.Institute
Stating casing device 100 includes shell 20 and Pear-Shaped spring 30.The Pear-Shaped spring 30 is the thin spring in the fat centre in both ends,
The spring ring diameter of the Pear-Shaped spring 30 is gradually reduced from one end to the predetermined position of Pear-Shaped spring 30, and is made a reservation for from described
Position is gradually increased to the other end.The Pear-Shaped spring 30 is located at a PCB (Printed circuit board, printed circuit
Plate) between plate 40 and the shell 20, it is electrically connected with the electric connection area 21 of the shell 20 and the antenna modules 10.Its
In, the Pear-Shaped spring 30 keeps the link position with the shell 20 when shell 20 is moved relative to the pcb board 40
It is constant.
As shown in Figure 1, the casing device 100 further includes the function element 101 being installed on pcb board 40, the shell
20 include being electrically connected area 21, and the Pear-Shaped spring 30 is fixed on pcb board 40 the rear and function being installed on pcb board 40
Energy element 101 is electrically connected, and is electrically connected with the electric connection area 21 of the shell 20.In one embodiment, the function element
101 be antenna modules 10, the Pear-Shaped spring 30 and the shell 20 and the antenna mould being installed on the pcb board 40
10 electrical connection of group.To which antenna modules 10 are electrically connected with shell 20 by the Pear-Shaped spring 30, and the shell 20 is used as day
The radiator of line mould group 10.Wherein, the electric connection area 21 of the shell 20 also can be the portion of shell 20 for entire shell 20
Subregion.It is described be electrically connected area 21 be shell 20 partial region when, can be located at shell 20 middle position, two side positions,
Shape can be rectangular, round, triangle etc..
Wherein, after the Pear-Shaped spring 30 is fixed on pcb board 40 with the antenna mould being installed on pcb board 40
When 10 electrical connection of group, the casing device 100 is antenna assembly.
Wherein, the pcb board 40 can be used only for installing and carrying the antenna circuit board of antenna modules 10 for one.It is described
Pcb board 40 can also be also equipped with other Functional Units other than being equipped with the antenna modules 10 for the mainboard of a terminal device
Part, such as processor, memory etc..In some embodiments, the pcb board 40 can also be one of the antenna modules 10
Point.In further embodiments, the spring T1 is fixed on other functions that are rear on pcb board 40 and being installed on pcb board 40
Element is electrically connected and is electrically connected with the electric connection area 21 of shell 20.For example, with the power circuit that is installed on pcb board 40 etc.
Ground connection, and by the electric connection area 21 of shell 20 as publicly, or be installed on pcb board 40 memory, processing
The connection such as device, display chip, as Electro-static Driven Comb by the electric connection area 21 of shell 20.Below with the function element 101
To be illustrated for antenna modules 10.
As shown in Figure 1, the Pear-Shaped spring 30 includes first end 31 and second end 32, the first end 31 and pcb board
40 are fixedly connected and are electrically connected with antenna modules 10, and the second end 32 and the inner surface in the electric connection area 21 of shell 20 support
Touching.Wherein, the first end 31 is a fat end of the Pear-Shaped spring 30, and the second end 32 is the Pear-Shaped bullet
Another fat end of spring 30.The Pear-Shaped spring 30 is spiral Pear-Shaped spring, and the spring coil of the Pear-Shaped spring 30 is straight
The position that is located substantially at middle part of the diameter from first end 31 to Pear-Shaped spring 30 is gradually reduced, and in the middle part of described be located substantially at
Position is gradually increased to second end 32, i.e., the described predetermined position is the position for being located substantially at middle part of the Pear-Shaped spring 30.
Wherein, the diameter of the first end 31 and second end 32 may be the same or different.More specifically, Pear-Shaped spring 30 is by more
A elastic spring coil composition extended spirally, the surface of the second end 32 of Pear-Shaped spring 30 is parallel with the inner surface of shell 20, with
It is maximized for contact area, the first end 31 of Pear-Shaped spring 30 tilts including horizontal segment and upwards extension from horizontal segment
Tilting section, the first end 31 forms not closed spring coil with second end 32.
Wherein, the inner surface of the pcb board 40 and shell 20 is substantially parallel, and the telescopic direction of the Pear-Shaped spring 30 is big
It causes as along the orientation of first end 31 and second end 32, the i.e. direction perpendicular to 20 inner surface of the pcb board 40 or shell.
To when effect of the shell 20 by external force and relative to the generation power of pcb board 40, due to Pear-Shaped spring 30
Scalable movement can also be distorted towards other directions different from telescopic direction, so that shell 20 occurs slightly with respect to pcb board 40
When mobile, Pear-Shaped spring 30 can follow shell 20 to move together with shell 20, and keep the second end 32 of Pear-Shaped spring 30
It is constant with the contact position of shell 20.Therefore, it avoids Pear-Shaped spring 30 to rub with shell 20, not will lead to shell 20
Poor contact caused by surface abrasion.
Wherein, stating pcb board 40 can be used only for installing and carrying the antenna circuit board of antenna modules 10 for one.It is described
Pcb board 40 can also be also equipped with other Functional Units other than being equipped with the antenna modules 10 for the mainboard of a terminal device
Part, such as processor, memory etc..
Wherein, the material of the Pear-Shaped spring 30 is metal material.In some embodiments, the Pear-Shaped spring 30
Surface be also coated with the materials such as gold, nickel.
The shell 20 is metal shell, for example, shell of aluminum alloy material, and the shell 20 is rear shell (after battery
Lid), the second end 32 of the Pear-Shaped spring 30 and the inner surface of shell 20 contradict.
In the present embodiment, the first end 31 of the Pear-Shaped spring 30 is fixed on pcb board by way of welded connecting
On 40, the second end 32 of the Pear-Shaped spring 30 is contradicted in such a way that elasticity contradicts with the inner surface of shell 20.
Referring to Fig. 3, be with the difference of casing device 100 shown in FIG. 1, in another embodiment, the shell dress
The first end 31 for setting 100 Pear-Shaped spring 30 can be integrally formed with pcb board 40, the second end 32 of the Pear-Shaped spring 30
It can be integrally formed with shell 20.That is, at least one of the pcb board 40 and shell 20 are integrally formed with Pear-Shaped spring 30.
Referring to Fig. 4, the antenna modules 10 include RF transmit-receive circuit 11 and match circuit 12.The match circuit 12
It is electrically connected between the RF transmit-receive circuit 11 and the Pear-Shaped spring 30, passes through the Pear-Shaped spring 30 and shell 20
Electrical connection.
The RF transmit-receive circuit 11 is used to receive or emit the aerial signal of special frequency channel.The match circuit 12 be
Impedance matching is carried out between RF transmit-receive circuit 101 and shell 20 and balance matches, to maintain the normal work of antenna modules 10
Make.Wherein, the aerial signal that RF transmit-receive circuit 11 emits is transmitted to shell by Pear-Shaped spring 30 by the match circuit 12
Body 20, and radiate by the shell 20 as radiator.
In the RF transmit-receive circuit 11 for GSM (global system for mobile communications, entirely
Ball mobile communication) antenna rf transmission circuit, CDMA (CodeDivisionMultipleAccess；CDMA) antenna rf
Transmission circuit, Bluetooth antenna RF transmit-receive circuit, WIFI antenna rf transmission circuit, NFC (Near filed
One of communication, near-field communication) antenna rf transmission circuit.
In some embodiments, the antenna modules 10 may also include the pcb board 40, can be provided on the pcb board 40
Gap, the RF transmit-receive circuit 11 forms slot antenna by the gap coupling on match circuit 12 and pcb board 40, and leads to
Cross being electrically connected for foregoing Pear-Shaped spring 30 and shell 20, and the radiator by shell 20 as slot antenna.
Referring to Fig. 5, the terminal device 1 includes aforementioned for the block diagram of the terminal device 1 in one embodiment of the invention
Casing device 100 or 200.Obviously, terminal device 1 may also include the other elements such as processor, memory, display screen, due to
It is unrelated with improvement of the invention, therefore be not shown, also do not repeat herein.
Terminal device 1 can be mobile phone, tablet computer, personal digital assistant PDA, point-of-sale terminal POS or vehicle-mounted computer etc.
Deng.
As previously mentioned, the pcb board 40 can be used only for installing and carrying the antenna modules 10 in casing device 100 for one
Antenna circuit board.The pcb board 40 can also be the mainboard of the terminal device 1, other than the antenna modules 10 are installed,
It is also equipped with other function element, such as processor, memory etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and wants according to right of the present invention
Made equivalent variations is sought, is still belonged to the scope covered by the invention.
Claims (4)
1. a kind of casing device, which is characterized in that the casing device includes:
Shell, including it is electrically connected area；And
Pear-Shaped spring is electrically connected between the shell and a pcb board with the shell and the pcb board, wherein
The spring ring diameter of the Pear-Shaped spring is gradually reduced from one end to the predetermined position of Pear-Shaped spring, and from the predetermined position
Be gradually increased to the other end, the Pear-Shaped spring when shell is moved relative to the pcb board, carry out stretching motion or towards with
Different other directions distortion of telescopic direction, so that keeping the company with the shell when shell is relatively moved with respect to pcb board
It is constant to connect position；
Wherein, the Pear-Shaped spring includes first end and second end, first end and the second end difference of the Pear-Shaped spring
It is integrally formed with the pcb board and shell, wherein the casing device further includes the antenna modules being installed on pcb board, described
The first end of Pear-Shaped spring is electrically connected with the antenna modules being installed on pcb board, and the of the Pear-Shaped spring
Two ends are electrically connected with the electric connection area of the shell；Wherein, the antenna modules include RF transmit-receive circuit and match circuit；
The match circuit is electrically connected between the RF transmit-receive circuit and the Pear-Shaped spring, and the RF transmit-receive circuit passes through
Gap on match circuit and pcb board couples and forms slot antenna, and is connected by the electrical property of the Pear-Shaped spring and shell
Area's electrical connection is connect, and using the electric connection area of shell as the radiator of slot antenna.
2. casing device as described in claim 1, which is characterized in that the first end is that one of the Pear-Shaped spring is fat
End, the second end are another fat end of the Pear-Shaped spring, and the spring ring diameter of the Pear-Shaped spring is from first end
To Pear-Shaped spring be located substantially at middle part position be gradually reduced, and from it is described be located substantially at middle part position to second end by
It is cumulative big.
3. casing device as claimed in claim 2, which is characterized in that the electric connection area is positioned at the middle position of shell
Or two side position partial region.
4. a kind of terminal device, which is characterized in that including PCB circuit board and shell as described in any one of claims 1-3
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810457230.9A CN108521028B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576431.1A CN106129670B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
| CN201810457230.9A CN108521028B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576431.1A Division CN106129670B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108521028A CN108521028A (en) | 2018-09-11 |
| CN108521028B true CN108521028B (en) | 2019-10-25 |
Family
ID=57290276
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576431.1A Expired - Fee Related CN106129670B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
| CN201810457230.9A Active CN108521028B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576431.1A Expired - Fee Related CN106129670B (en) | 2016-07-19 | 2016-07-19 | Casing device and terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106129670B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115057357B (en) * | 2022-08-18 | 2022-11-22 | 中化学建设投资集团有限公司 | Level detection system for mounting precast beam plate on bridge girder erection machine |
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|---|---|---|---|---|
| CN1358007A (en) * | 2000-12-08 | 2002-07-10 | 广达电脑股份有限公司 | Built-in cellphone antenna |
| CN1794515A (en) * | 2004-12-21 | 2006-06-28 | 三星电机株式会社 | Built-in type antenna assembly of wireless communication terminal |
| EP1686651A3 (en) * | 2005-01-31 | 2006-08-30 | Fujitsu Component Limited | Antenna apparatus and electronic device |
| CN101719598A (en) * | 2010-01-07 | 2010-06-02 | 华为终端有限公司 | Slit antenna, parameter regulation method and terminal thereof |
| CN202888404U (en) * | 2012-06-19 | 2013-04-17 | 亚旭电脑股份有限公司 | Electronic communication device with antenna structure |
| CN103843194A (en) * | 2013-08-09 | 2014-06-04 | 华为终端有限公司 | Print-circuit board antenna and terminal |
| KR101550061B1 (en) * | 2014-03-04 | 2015-09-04 | 주식회사 핀크래프트엔지니어링 | Hybrid Type Antenna Radiator and the Manufacturing Method of the Same |
| CN105655701A (en) * | 2016-03-21 | 2016-06-08 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101652040A (en) * | 2008-08-15 | 2010-02-17 | 深圳富泰宏精密工业有限公司 | Casing component embedded with antenna and manufacturing method thereof |
| KR20120013838A (en) * | 2010-08-06 | 2012-02-15 | 삼성전기주식회사 | Electronic device having antenna pattern embeded in case and method for manufacturing the same |
| CN203690530U (en) * | 2013-10-28 | 2014-07-02 | 比亚迪股份有限公司 | Spring module and cell phone circuit connecting assembly |
| CN206271881U (en) * | 2016-07-19 | 2017-06-20 | 广东欧珀移动通信有限公司 | Casing device and terminal device |
-
2016
- 2016-07-19 CN CN201610576431.1A patent/CN106129670B/en not_active Expired - Fee Related
- 2016-07-19 CN CN201810457230.9A patent/CN108521028B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1358007A (en) * | 2000-12-08 | 2002-07-10 | 广达电脑股份有限公司 | Built-in cellphone antenna |
| CN1794515A (en) * | 2004-12-21 | 2006-06-28 | 三星电机株式会社 | Built-in type antenna assembly of wireless communication terminal |
| EP1686651A3 (en) * | 2005-01-31 | 2006-08-30 | Fujitsu Component Limited | Antenna apparatus and electronic device |
| CN101719598A (en) * | 2010-01-07 | 2010-06-02 | 华为终端有限公司 | Slit antenna, parameter regulation method and terminal thereof |
| CN202888404U (en) * | 2012-06-19 | 2013-04-17 | 亚旭电脑股份有限公司 | Electronic communication device with antenna structure |
| CN103843194A (en) * | 2013-08-09 | 2014-06-04 | 华为终端有限公司 | Print-circuit board antenna and terminal |
| KR101550061B1 (en) * | 2014-03-04 | 2015-09-04 | 주식회사 핀크래프트엔지니어링 | Hybrid Type Antenna Radiator and the Manufacturing Method of the Same |
| CN105655701A (en) * | 2016-03-21 | 2016-06-08 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108521028A (en) | 2018-09-11 |
| CN106129670A (en) | 2016-11-16 |
| CN106129670B (en) | 2018-05-29 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: Guangdong Opel Mobile Communications Co., Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |