CN106025503A - Global navigation satellite system (GNSS) antenna system of mobile terminal, mobile terminal and electronic equipment - Google Patents
Global navigation satellite system (GNSS) antenna system of mobile terminal, mobile terminal and electronic equipment Download PDFInfo
- Publication number
- CN106025503A CN106025503A CN201610404080.6A CN201610404080A CN106025503A CN 106025503 A CN106025503 A CN 106025503A CN 201610404080 A CN201610404080 A CN 201610404080A CN 106025503 A CN106025503 A CN 106025503A
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- Prior art keywords
- gnss
- antenna
- mobile terminal
- signal
- diversity antenna
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Classifications
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- 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
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
Abstract
The invention provides a global navigation satellite system (GNSS) antenna system of a mobile terminal, the mobile terminal and electronic equipment. The system comprises a mainboard, a GNSS master antenna, a common diversity antenna, an adjusting module and a frequency divider, wherein the mainboard is provided with at least two clearance zones; the GNSS master antenna is used for generating a first GNSS signal; the common diversity antenna is used for generating a second GNSS signal and a wireless communication signal; the common diversity antenna is a two-in-one antenna of a GNSS diversity antenna and a wireless communication antenna; the GNSS master antenna and the common diversity antenna are located in at least two clearance zones of the mainboard respectively; the adjusting module is connected with the common diversity antenna and is used for adjusting a resonance point of the common diversity antenna to generate the second GNSS signal and the wireless communication signal; and the frequency divider is connected with the adjusting module and is used for separating the second GNSS signal from the wireless communication signal. Through the GNSS antenna system of the mobile terminal, the clearance zones required by the GNSS antenna system can be effectively reduced; hardware overhead is reduced; and the positioning navigation experience of a GNSS is improved.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the GLONASS of a kind of mobile terminal
GNSS antenna system, mobile terminal and electronic equipment.
Background technology
Along with the development of communication technology, diversity antenna technology has been widely used for communication technical field, diversity
The multipath signal received is separated into uncorrelated or independent multiple signals by antenna, then these is separated
The energy of multiple signals merges, so that the signal energy received maximizes, effectively suppresses due to sky
Between the deterioration of the factor signal to receiving such as decline, improve signal to noise ratio.In correlation technique, diversity antenna,
Main collection antenna, and radio antenna office is in the different clearance zone of GNSS antenna system, has different
Antenna form.
Under this mode, different antennas takies the clearance zone of more GNSS antenna system, consumes hardware and opens
Pin.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.
To this end, it is an object of the present invention to propose the global navigation satellite system GNSS of a kind of mobile terminal
Antenna system, it is possible to the clearance zone needed for effectively save GNSS antenna system, saves hardware spending, promotes
GNSS location navigation is experienced.
Further object is that a kind of mobile terminal of proposition.
Further object is that a kind of electronic equipment of proposition.
For reaching above-mentioned purpose, the global navigational satellite of the mobile terminal that first aspect present invention embodiment proposes
System GNSS antenna system, including: mainboard, described mainboard has the clearance zone of at least two；GNSS master
Collection antenna, for generating the first GNSS signal；Share diversity antenna, for generate the second GNSS signal and
Wireless communication signals, wherein, described shared diversity antenna is GNSS diversity antenna and radio antenna two conjunction
One antenna, described GNSS main collection antenna and described shared diversity antenna lay respectively at least two of described mainboard
Clearance zone among；The adjusting module being connected with described shared diversity antenna, is used for adjusting described shared diversity
The resonance point of antenna is to generate described second GNSS signal and described wireless communication signals；Frequency divider, described point
Frequently device is connected with described adjusting module, for described second GNSS signal and wireless communication signals being carried out point
From.
The global navigation satellite system GNSS aerial system of the mobile terminal that first aspect present invention embodiment proposes
System, by arranging shared diversity antenna, wherein, shared diversity antenna is GNSS diversity antenna and radio communication
Antenna two-in-one antenna, for generating the second GNSS signal and wireless communication signals, and, pass through frequency divider
Second GNSS signal and wireless communication signals are separated, it is possible to needed for effectively save GNSS antenna system
Clearance zone, save hardware spending, promote GNSS location navigation experience.
For reaching above-mentioned purpose, the mobile terminal that second aspect present invention embodiment proposes, including: first party
The global navigation satellite system GNSS antenna system of the mobile terminal that face embodiment proposes.
The mobile terminal that second aspect present invention embodiment proposes, by arranging shared diversity antenna, wherein,
Shared diversity antenna is GNSS diversity antenna and radio antenna two-in-one antenna, for generating the 2nd GNSS
Signal and wireless communication signals, and, by frequency divider, the second GNSS signal and wireless communication signals are carried out
Separate, it is possible to the clearance zone needed for effectively save GNSS antenna system, save hardware spending, promote GNSS
Location navigation is experienced.
For reaching above-mentioned purpose, the electronic equipment that third aspect present invention embodiment proposes, including: first party
The global navigation satellite system GNSS antenna system of the mobile terminal that face embodiment proposes.
The electronic equipment that third aspect present invention embodiment proposes, by arranging shared diversity antenna, wherein,
Shared diversity antenna is GNSS diversity antenna and radio antenna two-in-one antenna, for generating the 2nd GNSS
Signal and wireless communication signals, and, by frequency divider, the second GNSS signal and wireless communication signals are carried out
Separate, it is possible to the clearance zone needed for effectively save GNSS antenna system, save hardware spending, promote GNSS
Location navigation is experienced.
Aspect and advantage that the present invention adds will part be given in the following description, and part will be retouched from following
Become obvious in stating, or recognized by the practice of the present invention.
Accompanying drawing explanation
Present invention aspect that is above-mentioned and/or that add and advantage are from the following description of the accompanying drawings of embodiments
Will be apparent from easy to understand, wherein:
Fig. 1 is the global navigation satellite system GNSS antenna system of the mobile terminal that one embodiment of the invention proposes
Structural representation；
Fig. 2 is the global navigation satellite system GNSS aerial system of the mobile terminal that another embodiment of the present invention proposes
The structural representation of system；
Fig. 3 is that the circuit of global navigation satellite system GNSS antenna system in the embodiment of the present invention connects signal
Figure；
Fig. 4 is the structural representation of the mobile terminal that another embodiment of the present invention proposes.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, wherein certainly
Begin to same or similar label eventually represent same or similar element or there is the unit of same or like function
Part.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and can not
It is interpreted as limitation of the present invention.On the contrary, embodiments of the invention include falling into attached claims
All changes, amendment and equivalent in the range of spirit and intension.
Fig. 1 is the global navigation satellite system GNSS antenna system of the mobile terminal that one embodiment of the invention proposes
Structural representation.GNSS antenna system is GLONASS (Global Navigation
Satellite System, GNSS) compatible antenna system, GNSS antenna system such as can turn with frequency
The system of sending out is made to launch antenna, or, alignment system is made reception antenna.
Seeing Fig. 1, the global navigation satellite system GNSS antenna system of this mobile terminal includes: mainboard 10,
Mainboard 10 has the clearance zone of at least two；GNSS main collection antenna 101, for generating the first GNSS signal；
Share diversity antenna 102, for generating the second GNSS signal and wireless communication signals, wherein, share diversity
Antenna 102 is GNSS diversity antenna and radio antenna two-in-one antenna, GNSS main collection antenna 101 He
Share among the clearance zone of at least two that diversity antenna 102 lays respectively at mainboard 10；With shared diversity antenna
102 adjusting modules 103 being connected, for adjusting the resonance point of shared diversity antenna 102 to generate the 2nd GNSS
Signal and wireless communication signals；Frequency divider 104, frequency divider 104 is connected with adjusting module 103, and being used for will
Second GNSS signal and wireless communication signals separate.
In an embodiment of the present invention, the global navigation satellite system GNSS antenna system of mobile terminal includes:
Mainboard 10.
Wherein, mainboard 10 can for example, mobile terminal built-in, constitute the internal sophisticated electronic system of mobile terminal
The circuit board of system, such as mobile terminal central circuit plate, or main circuit board.
In an embodiment of the present invention, mainboard 10 can have the clearance zone of at least two.
During in GNSS antenna system, different types of antenna can be arranged on different clearance zone, for isolation not
With type antenna receive and send signal, wherein, different types of antenna can the most main collection antenna,
Diversity antenna, or radio antenna.
Alternatively, the clearance zone of at least two is respectively volume key clearance zone, power key clearance zone, mainboard 10
One in bottom headroom district and mainboard 10 side clearance zone.
In an embodiment of the present invention, mainboard 10 can have the clearance zone of at least two, different clearance zone
Carry different types of antenna, can such as, in the clearance zone of at least two, a clearance zone carrying GNSS
Main collection antenna 101, and the carrying of another clearance zone shares diversity antenna 102, i.e. GNSS main collection antenna 101
Lay respectively among the clearance zone of at least two with shared diversity antenna 102.
In an embodiment of the present invention, the global navigation satellite system GNSS antenna system of mobile terminal is all right
Including: GNSS main collection antenna 101, for generating the first GNSS signal.
In an embodiment of the present invention, the first GNSS signal is the signal that GNSS main collection antenna 101 generates.
Wherein, GNSS main collection antenna 101 in global navigation satellite system GNSS as reception antenna time,
The radiofrequency signal that satellite sends can be received, and generate the first GNSS signal according to radiofrequency signal, so that global
Navigational satellite system GNSS positions according to the first GNSS signal.
In an embodiment of the present invention, the global navigation satellite system GNSS antenna system of mobile terminal is all right
Including: share diversity antenna 102, for generating the second GNSS signal and wireless communication signals, wherein, altogether
It is GNSS diversity antenna and radio antenna two-in-one antenna with diversity antenna 102, GNSS main collection antenna
101 and shared diversity antenna 102 at least two that lays respectively at mainboard 10 clearance zone among.
Alternatively, GNSS main collection antenna 101 and shared diversity antenna 102 towards difference, lay respectively at master
Among the clearance zone of at least two of plate 10, such as, GNSS main collection antenna 101 can be with shared diversity sky
Line 102 is vertically arranged, it is also possible to arrange at an angle, is not restricted this.
Alternatively, GNSS diversity antenna can include Big Dipper diversity antenna, Galileo diversity antenna and GLONASS
Diversity antenna.
Radio antenna is for enabling the equipment of carrying GNSS antenna system to enter according to wireless communication signals
Row communication.
It should be noted that according to the execution specification of diversity antenna technology, due to GNSS main collection antenna 101 He
GNSS diversity antenna forms complementary effect to GNSS signal, so GNSS diversity antenna is higher without having
Antenna gain or efficiency, therefore, in an embodiment of the present invention, can be by GNSS diversity antenna and channel radio
Letter antenna unites two into one, and is formed and shares diversity antenna 102, it is achieved GNSS diversity antenna and radio antenna
Share, the clearance zone needed for effectively save GNSS antenna system, save hardware spending.
Wherein, share diversity antenna 102 and can receive the radiofrequency signal that satellite sends, and believe according to this radio frequency
Number generate the second GNSS signal and wireless communication signals, so that the equipment of carrying GNSS antenna system is according to the
Two GNSS signal position, and communicate according to wireless communication signals.
In an embodiment of the present invention, the global navigation satellite system GNSS antenna system of mobile terminal is all right
Including: the adjusting module 103 being connected with shared diversity antenna 102, it is used for adjusting shared diversity antenna 102
Resonance point to generate the second GNSS signal and wireless communication signals.
Alternatively, during adjusting module 103 has programmable resistance, programmable inductance and programmable capacitor
Individual or multiple, adjusting module 103 according to the second GNSS signal resonance point corresponding with wireless communication signals to can
One or more in programming resistors, programmable inductance and programmable capacitor are adjusted.Reality in the present invention
Executing in example, the antenna of GNSS antenna system can be multi-mode antenna, according to the radiation mechanism of multi-mode antenna,
Antenna can work under different systems.
Therefore, it can by adjusting module 103 according to the second GNSS signal resonance corresponding with wireless communication signals
One or more in programmable resistance, programmable inductance and programmable capacitor are adjusted by point, by resistance
Resist and change the mechanism, generate the second GNSS signal and wireless communication signals.
In an embodiment of the present invention, the global navigation satellite system GNSS antenna system of mobile terminal is all right
Including frequency divider 104, frequency divider 104 is connected with adjusting module 103, for by the second GNSS signal and
Wireless communication signals separates.
It is understood that adjusting module 103 is according to humorous corresponding with wireless communication signals of the second GNSS signal
Shake and a little one or more in programmable resistance, programmable inductance and programmable capacitor are adjusted, generate
After second GNSS signal and wireless communication signals, due to frequency range and the radio communication letter of the second GNSS signal
Number frequency range be separate, utilize frequency divider 104 to realize frequency-selecting effect, according to the working machine of frequency divider 104
System, can carry out frequency separation by the second GNSS signal and wireless communication signals.
Alternatively, in some embodiments, see Fig. 2, the global navigation satellite system GNSS of this mobile terminal
Antenna system can also include: first processor the 105, second processor 106, and the 3rd processor 107.
Wherein,
The first processor 105 that collection antenna 101 main with GNSS is connected, for entering according to the first GNSS signal
Row location.
Alternatively, first processor 105 collection main with GNSS antenna 101 is connected, and processes GNSS main collection antenna
101 radiofrequency signals received, so that the equipment of carrying GNSS antenna system can be according to the GNSS generated
Signal positions.
In an embodiment of the present invention, first processor can be that the first GNSS signal processes integrated circuit
(integrated circuit, IC), sees Fig. 3, GNSS main collection antenna by GNSS radio frequency (Radio
Frequency, RF) process link and the first GNSS signal and process IC and be connected, the first GNSS signal processes
IC receives the first GNSS signal that GNSS main collection antenna generates, and the first GNSS signal is carried out pretreatment,
Pretreated first GNSS signal being sent and process IC to mobile phone baseband, this is not made by the embodiment of the present invention
Limit.
The second processor 106 being connected with frequency divider 104, for positioning according to the second GNSS signal.
Alternatively, the second processor 106 is connected with frequency divider 104, processes frequency divider 104 from shared diversity
The second GNSS signal separated in the radiofrequency signal that antenna 102 receives, according to the second GNSS signal generated
Position.
In an embodiment of the present invention, the second processor can be that the second GNSS signal processes IC, sees Fig. 3,
Share diversity antenna and pass through frequency divider, and GNSS RF processes link and the second GNSS signal processes IC phase
Even, the second GNSS signal processes IC and receives the second GNSS signal sharing diversity antenna generation, and to second
GNSS signal carries out pretreatment, pretreated second GNSS signal is sent to mobile phone baseband process IC,
This is not restricted by the embodiment of the present invention.
The 3rd processor 107 being connected with frequency divider 104, for communicating according to wireless communication signals.
Alternatively, the 3rd processor 107 is connected with frequency divider 104, processes frequency divider 104 from shared diversity
The wireless communication signals separated in the radiofrequency signal that antenna 102 receives, the wireless communication signals according to generating enters
Row communication.
In an embodiment of the present invention, the 3rd processor can be that WIFI signal processes IC, sees Fig. 3, altogether
With diversity antenna by frequency divider, and WIFI RF processes link and is connected with WIFI signal process IC, WIFI
Signal processing IC receives and shares the wireless communication signals that diversity antenna generates, and carries out pre-to wireless communication signals
Process, pretreated wireless communication signals is sent to mobile phone baseband process IC, so that mobile phone baseband processes
IC positions according to the first GNSS signal, the second GNSS signal, and carries out according to wireless communication signals
Communication, this is not restricted by the embodiment of the present invention.
In the present embodiment, by arranging first processor, the second processor, and the 3rd processor, wherein,
First processor is for processing the first GNSS signal that GNSS main collection antenna generates, and the second processor is used for locating
Reason shares the second GNSS signal that diversity antenna generates, and the 3rd processor is used for processing shared diversity antenna and generates
Wireless communication signals so that mobile phone baseband process IC enter according to the first GNSS signal, the second GNSS signal
Row location, and communicate according to wireless communication signals, it is possible to promote GNSS location navigation and experience.
In the present embodiment, by arranging shared diversity antenna, wherein, shared diversity antenna is GNSS diversity sky
Line and radio antenna two-in-one antenna, for generating the second GNSS signal and wireless communication signals, and,
By frequency divider, the second GNSS signal and wireless communication signals are separated, it is possible to effectively save GNSS days
Clearance zone needed for wire system, saves hardware spending, promotes GNSS location navigation and experiences.
Fig. 4 is the structural representation of the mobile terminal that another embodiment of the present invention proposes.
Seeing Fig. 4, this mobile terminal includes: the global navigational satellite of the mobile terminal of Fig. 1-Fig. 2 embodiment
System GNSS antenna system.
It should be noted that GLONASS to mobile terminal in earlier figures 1-Fig. 2 embodiment
The explanation of GNSS antenna system is also applied for this mobile terminal, and it realizes principle and is similar to, the most superfluous
State.
In the present embodiment, by arranging shared diversity antenna, wherein, shared diversity antenna is GNSS diversity sky
Line and radio antenna two-in-one antenna, for generating the second GNSS signal and wireless communication signals, and,
By frequency divider, the second GNSS signal and wireless communication signals are separated, it is possible to effectively save GNSS days
Clearance zone needed for wire system, saves hardware spending, promotes GNSS location navigation and experiences.
It should be noted that in describing the invention, term " first ", " second " etc. are only used for retouching
State purpose, and it is not intended that indicate or hint relative importance.Additionally, in describing the invention, remove
Non-being otherwise noted, " multiple " are meant that two or more.
In flow chart or at this, any process described otherwise above or method description are construed as, table
Show and include one or more code for the executable instruction of the step that realizes specific logical function or process
Module, fragment or part, and the scope of the preferred embodiment of the present invention includes other realization, its
In can not by order that is shown or that discuss, including according to involved function by basic mode simultaneously or
In the opposite order, performing function, this should be by embodiments of the invention person of ordinary skill in the field
Understood.
Should be appreciated that each several part of the present invention can realize by hardware, software, firmware or combinations thereof.
In the above-described embodiment, multiple steps or method in memory and can be held by suitably instruction with storage
Software or firmware that row system performs realize.Such as, if realized with hardware, with another embodiment party
As in formula, can realize by any one in following technology well known in the art or their combination: have
For data signal being realized the discrete logic of the logic gates of logic function, there is suitably combination
The special IC of logic gates, programmable gate array (PGA), field programmable gate array (FPGA)
Deng.
Those skilled in the art are appreciated that and realize the whole or portion that above-described embodiment method is carried
The program that can be by step by step completes to instruct relevant hardware, and described program can be stored in a kind of meter
In calculation machine readable storage medium storing program for executing, this program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, each functional unit in each embodiment of the present invention can be integrated in a processing module,
Can also be that unit is individually physically present, it is also possible to two or more unit are integrated in a module
In.Above-mentioned integrated module both can realize to use the form of hardware, it would however also be possible to employ software function module
Form realizes.If described integrated module realizes and as independent product using the form of software function module
When selling or use, it is also possible to be stored in a computer read/write memory medium.
Storage medium mentioned above can be read only memory, disk or CD etc..
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ",
The description of " concrete example " or " some examples " etc. means to combine the concrete spy of this embodiment or example description
Levy, structure, material or feature are contained at least one embodiment or the example of the present invention.In this explanation
In book, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, retouch
Specific features, structure, material or the feature stated can be in any one or more embodiments or example
Combine in an appropriate manner.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment
It is exemplary, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art is the present invention's
In the range of above-described embodiment can be changed, revise, replace and modification.
Claims (10)
1. the global navigation satellite system GNSS antenna system of a mobile terminal, it is characterised in that including:
Mainboard, described mainboard has the clearance zone of at least two；
GNSS main collection antenna, for generating the first GNSS signal；
Share diversity antenna, for generating the second GNSS signal and wireless communication signals, wherein, described shared
Diversity antenna is GNSS diversity antenna and radio antenna two-in-one antenna, described GNSS main collection antenna and
Among the clearance zone of at least two that described shared diversity antenna lays respectively at described mainboard；
The adjusting module being connected with described shared diversity antenna, for adjusting the resonance of described shared diversity antenna
Point is to generate described second GNSS signal and described wireless communication signals；
Frequency divider, described frequency divider is connected with described adjusting module, for by described second GNSS signal and nothing
Line signal of communication separates.
2. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that also include:
The first processor that collection antenna main with described GNSS is connected, for entering according to described first GNSS signal
Row location.
3. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that also include:
The second processor being connected with described frequency divider, for positioning according to described second GNSS signal.
4. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that also include:
The 3rd processor being connected with described frequency divider, for communicating according to described wireless communication signals.
5. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that described tune
It is one or more that mould preparation block has in programmable resistance, programmable inductance and programmable capacitor, described adjustment
Module according to the described second GNSS signal resonance point corresponding with described wireless communication signals to described able to programme
One or more in resistance, programmable inductance and programmable capacitor are adjusted.
6. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that described extremely
The clearance zone of few two includes volume key clearance zone, power key clearance zone, mainboard bottom headroom district and mainboard side
At least one in the clearance zone of limit.
7. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that described GNSS
Main collection antenna and described shared diversity antenna towards difference.
8. the GNSS antenna system of mobile terminal as claimed in claim 1, it is characterised in that described GNSS
Diversity antenna includes Big Dipper diversity antenna, Galileo diversity antenna and GLONASS diversity antenna.
9. a mobile terminal, it is characterised in that include the mobile end as described in any one of claim 1-7
The GNSS antenna system of end.
10. an electronic equipment, it is characterised in that include the movement as described in any one of claim 1-7
The GNSS antenna system of terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610404080.6A CN106025503B (en) | 2016-06-08 | 2016-06-08 | Global navigation satellite system GNSS antenna system, mobile terminal and the electronic equipment of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610404080.6A CN106025503B (en) | 2016-06-08 | 2016-06-08 | Global navigation satellite system GNSS antenna system, mobile terminal and the electronic equipment of mobile terminal |
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| CN106025503A true CN106025503A (en) | 2016-10-12 |
| CN106025503B CN106025503B (en) | 2017-11-24 |
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| CN108321494A (en) * | 2018-01-19 | 2018-07-24 | 广东欧珀移动通信有限公司 | Antenna assembly and electronic equipment |
| CN109687889A (en) * | 2018-12-14 | 2019-04-26 | 惠州Tcl移动通信有限公司 | Radio circuit and terminal |
| WO2019114340A1 (en) * | 2017-12-15 | 2019-06-20 | 西安中兴新软件有限责任公司 | Vertically polarized mimo antenna and terminal having same |
| CN110932741A (en) * | 2019-10-29 | 2020-03-27 | 深圳市有方科技股份有限公司 | Shared antenna module and shared antenna device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106025503B (en) | 2017-11-24 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523859 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |