CN102171532B - Antenna azimuth detection device, detection method and device for reversal of antenna - Google Patents
Antenna azimuth detection device, detection method and device for reversal of antenna Download PDFInfo
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- CN102171532B CN102171532B CN201180000405.XA CN201180000405A CN102171532B CN 102171532 B CN102171532 B CN 102171532B CN 201180000405 A CN201180000405 A CN 201180000405A CN 102171532 B CN102171532 B CN 102171532B
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- antenna
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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
- H01Q1/125—Means for positioning
-
- 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
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides an antenna azimuth detection device and a method and device for antenna reversal detection. The antenna azimuth detection device set on an antenna includes: a first interface module, used for receiving an angle detection indication transmitted by the antenna reversal detection device; and an azimuth sensor, used for detecting angle information of an antenna-platform according to the angle detection indication. The sensitive axis of the azimuth sensor is parallel to the direction of the antenna-platform, and the first interface module is also used for transmitting to the antenna reversal detection device the angle information of the antenna-platform, which is detected by the azimuth sensor. The antenna reversal detection device includes: a second interface module, used for transmitting the angle detection indication to the antenna azimuth detection device, and also used for receiving the angle information of the antenna-platform transmitted by the antenna azimuth detection device; and an antenna reversal judgment module, used for judging whether the sector to which the antenna connects is correct according to the angle information of the antenna-platform. The present invention can detect whether the antenna connects to correct sectors before power-up for a system.
Description
Technical field
The present embodiments relate to electronic technology, more particularly, to a kind of antenna bearingt detection means, reverse connection of antennas detection dress
Put and reverse connection of antennas detection method.
Background technology
During the antenna of mobile communication website is installed, occur due to the carelessness of engineering construction side, cause with antenna between sector of standing
Reversed situation is inevitably.One mobile communication website has three sectors, if the antenna feeder of A sector is connected to B
Sector, and the antenna feeder of B sector is connected to A sector.Can lead to entirely different with planning frequency with frequency used by each sector of standing, will
Bring with frequency, adjacent frequency interference, or even the phenomenons such as switching difficulty, call drop occur, thus affecting later stage frequency planning problem.For frequency
The few operator of rate resource, the impact to network quality for the reverse connection of antenna is more significantly.
At present, soft handover and detection adjacent area frequency leakage investigation between neighbor cell can be carried out after system electrification come
The problem of reverse connection of antennas between the sector of detection same station.According to handover between cells system, incorporation engineering parameter list is come the sector that to judge to stand together
Reversal connection.Reverse connection of antennas in said method problem between detecting with station sector is that electric configuring frequency is simultaneously over the whole system
Complete in the case of operation, if there is the situation of reverse connection of antennas, had influence on network quality.Although operator is permissible
Solve the problems, such as sector reversal connection by redistributing the frequency of each site sector, but necessarily affect the later stage frequency rule of operator
Draw, and later maintenance is wasted time and energy.In addition, operator, when carrying out network topology to certain area, necessarily involves a large amount of
New site, if each website is detected using said method, must take a substantial amount of time.Therefore, adopt
When above-mentioned detection method detects reverse connection of antennas, impact is caused on network quality, and maintenance cost is high.
Content of the invention
The embodiment of the present invention provides a kind of antenna bearingt detection means, reverse connection of antennas detection means and reverse connection of antennas detection side
Method, in order to solve could to detect upon power-up of the system the defect of antenna whether reversal connection in prior art, in antenna installation process
The phenomenon of reverse connection of antennas can be avoided.
The embodiment of the present invention provides a kind of antenna bearingt detection means, and described antenna bearingt detection means is arranged at antenna
On, described device includes：
First interface module, the angle detection instruction sending for reception antenna reversal connection detection means；
Aspect sensor, for detecting the angle information of described antenna terrace according to the detection instruction of described angle；Described side
The sensitive axes of level sensor are be arranged in parallel with antenna terrace direction；Described sensitive axes are to point to the sensitive axes of the arctic；
Described first interface module, the angle information of described antenna terrace being additionally operable to aspect sensor is detected sends
To described reverse connection of antennas detection means.
The embodiment of the present invention provides a kind of reverse connection of antennas detection means, including：
Second interface module, for sending angle detection instruction, institute to the antenna bearingt detection means being arranged on antenna
State angle detection instruction and detect the angle information of described antenna terrace for indicating described antenna bearingt detection means；
Described second interface module, is additionally operable to receive the angle of the described antenna terrace that described antenna bearingt detection means sends
Degree information；
Reverse connection of antennas judge module, for the angle information according to antenna terrace, judges that the sector that described antenna accesses is
No correct.
The embodiment of the present invention provides a kind of reverse connection of antennas detection method, including：
Send angle detection instruction to the antenna bearingt detection means being arranged on antenna, described angle detection instruction is used for
Indicate that described antenna bearingt detection means detects the angle information of described antenna terrace；
Receive the angle information of the described antenna terrace that described antenna bearingt detection means sends；
The angle information of the described antenna terrace being sent according to described antenna bearingt detection means, judges that described antenna accesses
Sector whether correct.
Embodiment of the present invention antenna bearingt detection means, reverse connection of antennas detection means and reverse connection of antennas detection method, in sky
In line installation process, antenna bearingt detection means is arranged on inner antenna or outside.Orientation in antenna bearingt detection means
Sensor, under the triggering of reverse connection of antennas detection means, detects the angle information of antenna terrace.The angle information detecting passes through
Interface module is transferred to reverse connection of antennas detection means, is believed according to the angle of the antenna terrace detecting by reverse connection of antennas detection means
Breath, judges whether the sector that the antenna working as pre-test accesses is correct.Because the embodiment of the present invention can detect before system electrification
Go out whether antenna is linked into correct sector, change and antenna whether reversal connection in prior art, could be detected upon power-up of the system
Defect therefore reduces the maintenance cost in later stage, it is to avoid due to the reverse connection of antenna impact to network quality.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of antenna bearingt structure of the detecting device schematic diagram provided in an embodiment of the present invention；
Fig. 2 is another kind antenna bearingt structure of the detecting device schematic diagram provided in an embodiment of the present invention；
Fig. 3 is a kind of reverse connection of antennas structure of the detecting device schematic diagram provided in an embodiment of the present invention；
Fig. 4 A is another kind reverse connection of antennas structure of the detecting device schematic diagram provided in an embodiment of the present invention；
Fig. 4 B is a kind of reverse connection of antennas detects schematic diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of reverse connection of antennas detection method flow chart provided in an embodiment of the present invention.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Fig. 1 is a kind of antenna bearingt structure of the detecting device schematic diagram provided in an embodiment of the present invention.As shown in figure 1, this reality
Apply example to include：First interface module 11 and aspect sensor 12.The present embodiment antenna bearingt detection means is arranged on antenna, tool
May be installed inner antenna body, also may be installed outside antenna.The sensitive axes of aspect sensor 12 are put down with antenna terrace direction
Row setting.
Aspect sensor has two sensitive axes in the horizontal direction：Sensitive axes X (pointing to the sensitive axes of the arctic) and sensitive axes Y
(sensitive axes X and sensitive axes Y are at an angle of 90), similar to earth's magnetic field two components in the horizontal direction：X-component and Y-component.Institute
The orientation angles of some fan antennas with the arctic (0 degree of azimuth) as reference, in order to correctly detect the azimuth (phase of fan antenna
For 0 degree of azimuth) it is desirable to the direction of antenna terrace is parallel with sensitive axes X, it is to avoid introduce personal error.
Wherein, first interface module 11 is connected with aspect sensor 12.First interface module 11, for reception antenna reversal connection
The angle detection instruction that detection means sends.Aspect sensor 12, for the angle according to angle detection instruction detection antenna terrace
Degree information.First interface module 11, is additionally operable to for the angle information of antenna terrace to be sent to reverse connection of antennas detection means.Enter one
Step, first interface module 11 also have protocol conversion function with realize antenna bearingt detection means and reverse connection of antennas detection means it
Between communication.
There are three sectors one communication site：First sector, the second sector and the 3rd sector.By the present embodiment antenna side
When level detecting apparatus detect the angle information of antenna, antenna bearingt detection means is arranged on inner antenna or outside, by antenna
Azimuth detecting apparatus pass through cable connection with reverse connection of antennas detection means (such as handheld terminal).Specifically, first interface module
11 pass through cable connection with reverse connection of antennas detection means, for ease of detecting reverse connection of antennas, reverse connection of antennas detection dress at the construction field (site)
Powered for antenna bearingt detection means by cable after putting electricity.
Reverse connection of antennas detection means sends angle detection instruction to antenna bearingt detection means, and first interface module 11 receives
To after described angle detection instruction, triggering aspect sensor 12 detects the angle information of antenna terrace, the such as side of antenna terrace
Parallactic angle or angle of declination.After aspect sensor 12 detects the angle information of antenna terrace, by built-in A/D converter, by sky
The angle information of line terrace is converted into digital signal form and is transferred to first interface module 11, by first interface module 11 by sky
The angle information of line terrace is sent to reverse connection of antennas detection means, by reverse connection of antennas detection means according to the antenna terrace detecting
Angle information, judge when pre-test antenna access sector whether correct.
Further, as shown in Fig. 2 antenna bearingt detection means also includes the first data processing module 13.At first data
Reason module 13 is connected with first interface module 11 and aspect sensor 12 respectively.First data processing module 13, for orientation
The angle information that sensor 12 detects carries out encoding, filter and error compensation process after be sent to first interface module 11.Logical
Cross Filtering Processing and can eliminate the interference that extraneous high-frequency signal produces to aspect sensor testing result, can other side by error compensation
Level sensor testing result compensates and revises.
The embodiment of the present invention, in antenna installation process, antenna bearingt detection means is arranged on inner antenna or outside.
Aspect sensor in antenna bearingt detection means under the triggering of reverse connection of antennas detection means, believe by the angle of detection antenna terrace
Breath.The angle information detecting is transferred to reverse connection of antennas detection means by interface module, by reverse connection of antennas detection means according to
The angle information of the antenna terrace detecting, judges whether the sector that the antenna working as pre-test accesses is correct.Because the present invention is real
Apply example and can detect that whether antenna is linked into correct sector before system electrification, therefore reduce the maintenance cost in later stage,
Avoid the impact to network quality due to reverse connection of antenna.
Fig. 3 is a kind of reverse connection of antennas structure of the detecting device schematic diagram provided in an embodiment of the present invention.As shown in figure 3, this reality
Apply example to include：Second interface module 31 and reverse connection of antennas judge module 32.
Wherein, second interface module 31 is connected with reverse connection of antennas judge module 32.Second interface module 31, for antenna
Azimuth detecting apparatus send angle detection instruction, and angle detection instruction detects antenna terrace for marker antenna azimuth detecting apparatus
Angle information.Second interface module 31, is additionally operable to the angle information of the antenna terrace of reception antenna azimuth detecting apparatus transmission.
In addition, second interface module also have protocol conversion function with realize antenna bearingt detection means and reverse connection of antennas detection means it
Between communication.
Reverse connection of antennas judge module 32, for the angle information according to antenna terrace, judges sector that antenna accesses whether
Correctly.
Further, Fig. 4 A is another kind reverse connection of antennas structure of the detecting device schematic diagram provided in an embodiment of the present invention.As figure
Shown in 4A, reverse connection of antennas detection means also includes：Second data processing module 33.Second data processing module 33 is respectively with second
Interface module 31 and reverse connection of antennas judge module 32 connect.Second data processing module 33, for connecing to second interface module 31
The angle information of the antenna terrace receiving be decoded with Filtering Processing after be sent to reverse connection of antennas judge module 32.By filtering
Process can eliminate the interference that extraneous high-frequency signal produces to the angle information receiving.
Further, as shown in Figure 4 A, reverse connection of antennas detection means also includes：Output module 34.Output module 34 respectively with
Reverse connection of antennas judge module 32 and the second data processing module 33 connect.Output module 34, for exporting the second data processing mould
The angle information of antenna terrace after block 33 process and the judged result information of reverse connection of antennas judge module.Output module 34 is concrete
Can be digital display module, can be by the output module 34 visualization output angle information of antenna terrace and reverse connection of antennas judge module
Judged result information.
There are three sectors one communication site：First sector, the second sector and the 3rd sector.First sector, the second sector
Orientation angles with the 3rd sector respective antenna are 60 ° respectively, 180 ° and 300 °.Fig. 4 B is one kind provided in an embodiment of the present invention
Reverse connection of antennas detects schematic diagram.As shown in Figure 4 B, the angle of the first fan antenna terrace is detected by antenna bearingt detection means
During information, antenna bearingt detection means is arranged on inside or outside the first fan antenna.For ease of detecting sky at the construction field (site)
Line reversal connection, second interface module 31 is connected with antenna bearingt detection means by cable, and antenna bearingt detection means passes through antenna
Reversal connection detection means is powered.Reverse connection of antennas detection means can be handheld terminal.
Reverse connection of antennas detection means detects the first sector sky by second interface module 31 marker antenna azimuth detecting apparatus
The angle information of line terrace.Specifically may indicate that antenna bearingt detection means detects the azimuth of the first fan antenna terrace.As
The azimuth of the antenna terrace that fruit antenna bearingt detection means sends is not 60 °, and reverse connection of antennas judge module 32 determines the first fan
The reverse connection of antenna in area；If 60 °, it is correct that reverse connection of antennas judge module 32 determines that the antenna of the first sector accesses.In the same manner, pass through
When antenna bearingt detection means detects the angle information of the first fan antenna terrace, if the angle that antenna bearingt detection means sends
In degree information, the azimuth of antenna terrace is not 180 °, and reverse connection of antennas judge module 32 determines the reverse connection of antenna of the second sector.
If reverse connection of antennas judge module 32 determines that the sector that the antenna of current detection accesses is incorrect, by corresponding sector
Cable is connected with the antenna of current detection, is detected again, until all antennas access correct sector, it is to avoid antenna fan
The phenomenon of area's reversal connection.
The embodiment of the present invention, in antenna installation process, antenna bearingt detection means is arranged on inner antenna or outside,
The aspect sensor that reverse connection of antennas detection means triggers in antenna bearingt detection means detects the angle information of antenna terrace.Antenna
After reversal connection detection means receives the angle information of antenna terrace, the angle information according to antenna terrace judges the sky when pre-test
Whether the sector that line accesses is correct.Because the embodiment of the present invention can detect that whether antenna is just linked into before system electrification
True sector, therefore reduces the maintenance cost in later stage, it is to avoid due to the reverse connection of antenna impact to network quality.
Fig. 5 is reverse connection of antennas detection method flow chart provided in an embodiment of the present invention.As shown in figure 5, the present embodiment includes：
Step 51：Reverse connection of antennas detection means sends angle detection instruction to antenna bearingt detection means, and angle detection refers to
Show the angle information detecting antenna terrace for marker antenna azimuth detecting apparatus.
Step 52：The angle information of the antenna terrace that reverse connection of antennas detection means reception antenna azimuth detecting apparatus send.
Step 53：The angle information of the antenna terrace that reverse connection of antennas detection means sends according to antenna bearingt detection means,
Judge whether the sector that antenna accesses is correct.
The embodiment of the present invention, in antenna installation process, antenna bearingt detection means is arranged on inner antenna or outside,
The aspect sensor that reverse connection of antennas detection means triggers in antenna bearingt detection means detects the angle information of antenna terrace.Antenna
After reversal connection detection means receives the angle information of antenna terrace, the angle information according to antenna terrace judges the sky when pre-test
Whether the sector that line accesses is correct.Because the embodiment of the present invention can detect that whether antenna is just linked into before system electrification
True sector, therefore reduces the maintenance cost in later stage, it is to avoid due to the reverse connection of antenna impact to network quality.
One of ordinary skill in the art will appreciate that：The all or part of step realizing said method embodiment can be passed through
Completing, aforesaid program can be stored in a computer read/write memory medium the related hardware of programmed instruction, this program
Upon execution, execute the step including said method embodiment；And aforesaid storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Finally it should be noted that：Above example only in order to technical scheme to be described, is not intended to limit；Although
With reference to the foregoing embodiments the present invention is described in detail, it will be understood by those within the art that：It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to wherein some technical characteristics；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (7)
1. a kind of antenna bearingt detection means is it is characterised in that described antenna bearingt detection means is arranged on antenna, described dress
Put including：
First interface module, the angle detection instruction sending for reception antenna reversal connection detection means；
Aspect sensor, for detecting the angle information of described antenna terrace according to the detection instruction of described angle；Described orientation passes
The sensitive axes of sensor are be arranged in parallel with antenna terrace direction；Described sensitive axes are to point to the sensitive axes of the arctic；Described antenna terrace
Angle information include azimuth or the angle of declination of described antenna terrace；
Described first interface module, the angle information of described antenna terrace being additionally operable to aspect sensor is detected is sent to institute
State reverse connection of antennas detection means, so that described reverse connection of antennas detection means, according to the angle information of described antenna terrace, judges institute
Whether the sector stating antenna access is correct.
2. according to claim 1 antenna bearingt detection means it is characterised in that also including：First data processing module, uses
Carry out encoding in the angle information that described aspect sensor is detected, filter and error compensation process after be sent to described first
Interface module.
3. according to claim 2 antenna bearingt detection means it is characterised in that described first interface module and described antenna
Reversal connection detection means passes through cable connection, and described antenna bearingt detection means is powered by described reverse connection of antennas detection means.
4. a kind of reverse connection of antennas detection means is it is characterised in that include：
Second interface module, for sending angle detection instruction, described angle to the antenna bearingt detection means being arranged on antenna
Degree detection instruction detects the angle information of described antenna terrace for indicating described antenna bearingt detection means；
Described second interface module, is additionally operable to receive the angle letter of the described antenna terrace that described antenna bearingt detection means sends
Breath；The angle information of described antenna terrace includes azimuth or the angle of declination of described antenna terrace；
Whether just reverse connection of antennas judge module, for the angle information according to antenna terrace, judge the sector of described antenna access
Really；
Output module, for exporting the angle information of the described antenna terrace that described antenna bearingt detection means sends and described sky
The judged result information of line reversal connection judge module.
5. according to claim 4 reverse connection of antennas detection means it is characterised in that also including：Second data processing module, uses
Angle information in the described antenna terrace that described second interface module is received be decoded and Filtering Processing after be sent to
Described reverse connection of antennas judge module.
6. according to claim 5 reverse connection of antennas detection means it is characterised in that described antenna bearingt detection means with described
Second interface module passes through cable connection, and described antenna bearingt detection means is powered by described reverse connection of antennas detection means.
7. a kind of reverse connection of antennas detection method is it is characterised in that include：
Send angle detection instruction to the antenna bearingt detection means being arranged on antenna, described angle detection instruction is used for indicating
Described antenna bearingt detection means detects the angle information of described antenna terrace；
Receive the angle information of the described antenna terrace that described antenna bearingt detection means sends；The angle letter of described antenna terrace
Breath includes azimuth or the angle of declination of described antenna terrace；
The angle information of the described antenna terrace being sent according to described antenna bearingt detection means, judges the fan that described antenna accesses
Whether area is correct；
Export the angle information of described antenna terrace that described antenna bearingt detection means sends and reverse connection of antennas judge module
Judged result information.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/073001 WO2011107043A2 (en) | 2011-04-19 | 2011-04-19 | Antenna azimuth detection device, detection method and device for reversal of antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102171532A CN102171532A (en) | 2011-08-31 |
| CN102171532B true CN102171532B (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180000405.XA Active CN102171532B (en) | 2011-04-19 | 2011-04-19 | Antenna azimuth detection device, detection method and device for reversal of antenna |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102171532B (en) |
| WO (1) | WO2011107043A2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445177B (en) * | 2011-09-22 | 2013-10-09 | 华为技术有限公司 | Method, device and system for measuring azimuth angle and pitch angle of antenna |
| CN102564388B (en) * | 2012-01-17 | 2013-07-24 | 大唐移动通信设备有限公司 | Method and device for determining horizontal direction angles of antennae of base station |
| CN103079228B (en) * | 2012-12-20 | 2016-03-02 | 上海大唐移动通信设备有限公司 | A kind of antenna connection direction detection method and device |
| CN110146050B (en) * | 2019-02-18 | 2021-03-30 | 广东星舆科技有限公司 | Communication base station antenna monitoring method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1534275A (en) * | 2003-03-21 | 2004-10-06 | SK���Źɷ�����˾ | Method and device for measuring resource information of mobile communication base station antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100589624C (en) * | 2007-05-23 | 2010-02-10 | 中兴通讯股份有限公司 | Method and apparatus for detecting antenna-feed installation problem |
| CN102549950B (en) * | 2009-06-08 | 2015-03-25 | 瑞典爱立信有限公司 | A wireless communication node and an assemblying method for connecting feeder port and antenna port |
| CN102143516B (en) * | 2011-03-31 | 2015-04-29 | 华为技术有限公司 | Detection method, device and system |
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2011
- 2011-04-19 WO PCT/CN2011/073001 patent/WO2011107043A2/en active Application Filing
- 2011-04-19 CN CN201180000405.XA patent/CN102171532B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1534275A (en) * | 2003-03-21 | 2004-10-06 | SK���Źɷ�����˾ | Method and device for measuring resource information of mobile communication base station antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011107043A2 (en) | 2011-09-09 |
| WO2011107043A3 (en) | 2012-04-05 |
| CN102171532A (en) | 2011-08-31 |
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Effective date of registration: 20210519 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Honor Device Co.,Ltd. Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: HUAWEI TECHNOLOGIES Co.,Ltd. |