CN111157805A - Antenna test fixture - Google Patents
Antenna test fixture Download PDFInfo
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- CN111157805A CN111157805A CN202010010575.7A CN202010010575A CN111157805A CN 111157805 A CN111157805 A CN 111157805A CN 202010010575 A CN202010010575 A CN 202010010575A CN 111157805 A CN111157805 A CN 111157805A
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- antenna
- base plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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Abstract
The invention relates to the field of mobile antenna test equipment, and provides an antenna test tool. The antenna test tool comprises a support base plate, a joint fixing assembly and an antenna housing, wherein the antenna housing is hinged with the support base plate, and the joint fixing assembly is detachably mounted on the support base plate; the joint fixing assembly comprises a protruding portion, the protruding portion is protruding towards the antenna housing direction, a plurality of accommodating holes are formed in the protruding portion, and the test joint is clamped in the accommodating holes. According to the antenna test tool, the test connectors are clamped in the containing holes, the connector fixing component is provided with the plurality of test connectors, when the antenna is tested, the connector on the antenna to be tested is butted with the plurality of test connectors on the connector fixing component, and the antenna to be tested can be directly pulled down to test the next antenna to be tested after the antenna to be tested is tested; whole test procedure, easy and simple to handle compares in traditional testing arrangement, need not to insert test connector one by one to efficiency of software testing has been improved.
Description
Technical Field
The invention relates to the technical field of mobile antenna test equipment, in particular to an antenna test tool.
Background
The antenna measurement refers to a process of measuring electrical performance parameters of the antenna, such as a radiation directivity pattern, gain, efficiency, impedance, standing-wave ratio, polarization isolation, working frequency band and the like, by using instruments, such as a field intensity meter, a power meter, an impedance graphic instrument or a network analyzer and special test equipment, such as a standard antenna and the like. The antenna test is a direct verification of the antenna performance.
When the antenna performance test is carried out at present, a plurality of connectors are required to be connected with the test joints respectively, the connectors are required to be pulled out completely after the test is finished, the above actions are required to be operated repeatedly, namely, the number of connectors is required to be plugged in the test joints for many times, and similarly, the connectors are required to be pulled out one after the test is finished, so that the whole test process is complex in operation, long in time consumption and low in test efficiency.
Disclosure of Invention
The invention aims to provide an antenna test tool, which is used for solving the problems of complicated test process and low test efficiency of the conventional antenna test tool.
In order to solve the technical problem, the invention provides an antenna testing tool, which comprises a supporting base plate, a joint fixing assembly and an antenna housing, wherein the antenna housing is hinged with the supporting base plate, and the joint fixing assembly is detachably mounted on the supporting base plate; connect fixed subassembly to include the bellying, the bellying moves towards the protruding establishment of antenna house direction the bellying is equipped with a plurality of holes of accomodating, and the test connector clamp in accomodate the hole.
The joint fixing assembly comprises a fixing plate and a cover plate, the protruding portion is arranged in the middle of the fixing plate, the cover plate is provided with a plurality of through holes, the through holes are in one-to-one correspondence with the accommodating holes, and the cover plate is fixedly connected with the fixing plate so that the test joints can be pressed in the accommodating holes.
The clamping device comprises a support base plate, a clamping part and a first clamp, wherein the first clamp is fixedly arranged on the back surface of the support base plate, and the clamping part of the first clamp is used for clamping the joint fixing component.
The front face of the supporting base plate is provided with a plurality of cushion blocks and a plurality of positioning columns, positioning pins are installed on the end faces, far away from the supporting base plate, of the positioning columns, and screw holes are formed in the end faces, far away from the supporting base plate, of the cushion blocks.
And the front surface of the supporting base plate is also fixedly provided with a second clamp, and the second clamp is used for pressing the antenna housing on the supporting base plate.
The antenna housing and the supporting base plate are provided with a first limiting support rod, one end of the first limiting support rod is connected with the antenna housing, and the other end of the first limiting support rod is connected with the supporting base plate so as to limit the opening angle between the antenna housing and the supporting base plate.
The testing device comprises a support, a supporting base plate and a wiring board, wherein the supporting base plate is detachably mounted on the support, the wiring board is mounted on the support, and a plurality of wiring holes for test wires to pass through are formed in the wiring board.
The support is characterized by further comprising a second limiting support piece, one end of the second limiting support rod is connected with the support, and the other end of the second limiting support rod is connected with the support bottom plate.
The bracket is provided with a plurality of adjusting holes in the height direction, and the two ends of the wire bundling plate are respectively installed in the adjusting holes with different heights to adjust the height of the wire bundling plate.
The testing device comprises a testing rod, wherein the supporting bottom plate is detachably mounted on the testing rod.
According to the antenna test tool, the test connectors are clamped in the containing holes, the connector fixing component is provided with the plurality of test connectors, when the antenna is tested, the connector on the antenna to be tested is in butt joint with the plurality of test connectors on the connector fixing component, after the antenna to be tested is tested, the antenna to be tested is pulled out of the test connectors, and the next test can be carried out by replacing the other antenna to be tested; whole test procedure, easy and simple to handle compares in traditional testing arrangement, need not to insert test connector one by one to efficiency of software testing has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a three-dimensional structure diagram of an antenna testing tool provided in an embodiment of the present invention;
fig. 2 is a rear view of an antenna testing tool according to an embodiment of the present invention;
FIG. 3 is an exploded view of the fixing assembly shown in FIG. 1;
FIG. 4 is a schematic view of the connection between the antenna test fixture and the bracket shown in FIG. 1;
FIG. 5 is an assembled view of the antenna test tool of FIG. 1 undergoing an electrical performance test;
FIG. 6 is a schematic diagram of the antenna test tool shown in FIG. 1 for electrical performance testing;
fig. 7 is a schematic diagram illustrating a directional diagram test performed by the antenna test tool shown in fig. 1;
fig. 8 is a test schematic diagram of the antenna test tool shown in fig. 1 for performing a vibration test.
In the figure: 10. a support base plate; 11. mounting holes; 12. cushion blocks; 13. a positioning column; 14. a handle; 15. a support framework; 16. a support plate; 17. a lug; 20. a fixing assembly; 21. a receiving hole; 22. a fixing plate; 221. a boss portion; 222. a connecting portion; 23. a cover plate; 24. a handle; 25. a through hole; 30. an antenna cover; 40. a first clamp; 50. a second clamp; 60. a first limit support rod; 70. a support; 71. a wire bundling plate; 72. an adjustment hole; 80. a second spacing support member; 90. a test rod; 100. testing the joint; 101. and (6) testing the line.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "first" and "second" are used for the sake of clarity in describing the numbering of the components of the product and do not represent any substantial difference, unless explicitly stated or limited otherwise. The directions of "up", "down", "left" and "right" are all based on the directions shown in the attached drawings. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a perspective view of an antenna testing tool according to an embodiment of the present invention, which includes a supporting base plate 10, a connector fixing assembly 20, and an antenna housing 30. Wherein the supporting base plate 10 is a general square plate. The antenna housing 30 is hinged with the support base plate 10 through a hinge to form a box structure. The mounting hole 11 is formed in the support base plate 10, the connector fixing component 20 is fixedly mounted on the support base plate 10 in a detachable manner, the connector fixing component 20 includes a protruding portion 221, the protruding portion 221 protrudes toward the antenna housing 30, the protruding portion 221 is provided with a plurality of receiving holes 21, and the test connector 100 is clamped in the receiving holes 21. Wherein the hole pattern of the receiving hole 21 matches the outer shape of the test connection 100. As shown in fig. 2, which is a rear view of the antenna testing tool according to the embodiment of the present invention, the testing connector 100 is connected to the testing line 101 so as to perform an electrical performance test on the antenna to be tested.
In the antenna testing tool provided by the embodiment of the invention, the testing joints 100 are clamped in the accommodating holes 21, the plurality of testing joints 100 are installed on the joint fixing component 20, when the antenna is tested, the connector on the antenna to be tested is butted with the plurality of testing joints 100 on the joint fixing component, after the antenna to be tested is tested, the antenna to be tested is pulled out from the testing joints 100, and the next test can be carried out by replacing the other antenna to be tested. The whole testing process is simple and convenient to operate, and compared with a traditional testing device, the testing connectors 100 do not need to be plugged one by one, so that the testing efficiency is improved.
In the embodiment of the present invention, as shown in fig. 3, the joint securing assembly 20 includes a securing plate 22 and a cover plate 23. The fixing plate 22 includes a protrusion 221 and connection portions 222 disposed at both sides of the protrusion 221; the handle 24 is installed on one side of the connecting part 222 away from the supporting base plate 10, a guide post is convexly arranged on one side of the connecting part 222 facing the supporting base plate 10, and correspondingly, a guide hole matched with the guide post is arranged on the supporting base plate 10; the receiving holes 21 are distributed in the protrusions 221. During installation, the guide post is inserted in the guide hole to realize the location of the joint fixing component 20, and the handle 24 facilitates the disassembly and assembly of the joint fixing component 20 by personnel. Threaded holes are correspondingly formed in the two ends of the cover plate 23 and the fixing plate 22, and bolts penetrate through the threaded holes to fixedly connect the fixing plate 22 and the cover plate 23. The cover plate 23 is provided with a plurality of through holes 25, and the through holes 25 are arranged in one-to-one correspondence with the housing holes 21. When the test connector 100 is received in the receiving hole 21, the through hole of the cover plate 23 is fitted over the terminal of the test connector 100, and the test connector 100 cannot be removed from the receiving hole 21 by the pressing and releasing action of the cover plate 23. In addition, other ways may be adopted, such as setting the receiving hole 21 as a tapered hole, and clamping the test connector 100 by the size of the receiving hole 21 itself. Since the test wire 101 connected to the test connector 100 has a certain weight, it is preferable that the cover plate 23 is selected to be pressed to prevent the test connector 100 from being removed from the receiving hole 21 by the gravity of the test wire 101. It should be noted that, the back surface of the supporting base plate 10 may be provided with a guide post, and the connecting portion may be provided with a guide hole adapted to the guide post, which is not limited in the embodiment of the present invention.
Wherein the length of the cover plate 23 is substantially identical to the length of the protrusion 221. The connection part 222 is detachably mounted on the rear surface of the support base plate 10; the supporting base plate 10 is provided with a plurality of mounting holes 11, the mounting holes 11 are strip-shaped holes through which the protruding portions 221 can pass, and therefore the protruding portions 221 are higher than the front surface of the supporting base plate 10 so as to be connected with an antenna to be tested. Note that the back surface of the support base plate 10 refers to a side of the support base plate 10 facing away from the radome 30, and the front surface of the support base plate 10 refers to a side of the support base plate 10 facing toward the radome 30, that is, a side opposite to the back surface of the support base plate 10.
Specifically, as shown in fig. 4, a first clamp 40 is fixedly mounted on the rear surface of the support base 10. The first clamp 40 is a manual clamp or an electric clamp, a fixing seat of the first clamp 40 is fixedly connected with the back surface of the supporting base plate 10, and the operating part is used for pressing and fixing the joint fixing assembly 20 on the supporting base plate 10. For example, after the cover plate 23 and the fixing plate 22 are fixed together, opposite ends in the longitudinal direction thereof are respectively fixed by being pressed by a first clamp 40. Of course, the detachable connection of the joint securing assembly 20 to the support base plate 10 may also be achieved by means of bolts.
As shown in fig. 4, four mounting holes 11 are formed in the support base plate 10, the protrusions 221 of the four connector fixing assemblies 20 are respectively protruded through the mounting holes 11 on the front surface of the support base plate 10, and each connector fixing assembly 20 is fixed by two first clamps 40. Sixteen receiving holes 21 are formed in the fixing plate 22 of each terminal-fixing member 20. It should be noted that, in practical applications, the number and arrangement of the receiving holes 21, the number of the connector fixing assemblies 20, and the distance between the connector fixing assemblies 20 are adjusted according to the model of the antenna to be tested, which is not limited in the embodiment of the present invention.
In order to ensure the consistency of the connection between the antenna to be tested and the test socket 100, as shown in fig. 1, a plurality of pads 12 and a plurality of positioning posts 13 are mounted on the front surface of the supporting base plate 10. The cushion block 12 and the positioning column 13 are fixedly mounted on the supporting base plate 10 through screws or fixedly mounted on the supporting base plate 10 through welding. Specifically, one end of the positioning column 13, which is far away from the supporting base plate 10, is provided with a positioning pin, and the positioning pin is matched with a positioning hole on the antenna to be tested, so that the position of the antenna to be tested is conveniently positioned when the antenna to be tested is installed; the cushion block 12 is provided with a screw hole, and after the antenna to be tested is positioned by the positioning pin, the antenna to be tested is fixed with the cushion block 12 through the screw hole, so that the antenna to be tested is mounted. It should be noted that, the positioning column 13 may also be provided with a screw hole so as to be matched with a fixing hole reserved on the antenna to be measured to realize fixing, and thus, the embodiment of the present invention is not particularly limited.
In order to realize the tight covering between the radome 30 and the supporting base plate 10, as shown in fig. 5, a second clamp 50 is further installed on the supporting base plate 10, the second clamp 50 may also be a quick clamp or an electric clamp, and when the radome 30 is closed, the second clamp 50 is pressed on the radome 30, so that the radome 30 is tightly pressed on the supporting base plate 10. The second clamp 50 may be one or more, and preferably, the second clamp 50 is located at the opposite side of the hinged side of the support base plate 10 and the radome 30. In addition, a handle 14 is fixedly mounted on the front surface of the support base plate 10 in order to facilitate the operation of the back surface of the support base plate 10 by a person. The handles 14 are two, and the two handles 14 are arranged on the side, away from the hinge, of the support base plate 10 at intervals.
As shown in fig. 5, the antenna testing tool provided in the embodiment of the present invention further includes a first limiting brace 60, where one end of the first limiting brace 60 is connected to the antenna housing 30, and the other end is connected to the supporting base plate 10. Specifically, the first limit support rod 60 may be a gas spring or a common rod. When the antenna is a common rod, one end of the first limit support rod 60 is rotatably connected to the antenna cover 30, and the other end is rotatably connected to a support fixedly installed on the support base plate 10. In the case of a gas spring, the connection structure is clear and will not be described in detail.
The support base 10 in the embodiment of the present invention includes a support frame 15 and a support plate 16. The supporting framework 15 is a square frame, the supporting plate 16 is formed by punching and processing a steel plate, the supporting plate is fixedly installed on the direction frame, and an open accommodating space is formed between the back of the supporting plate 16 and the supporting framework 15. The first clamp 40 and the cover plate 23 are both disposed in the accommodating space, and the cover plate 23 is not higher than the supporting frame 15.
When the electrical performance of the antenna to be tested is tested, as shown in fig. 6, the antenna testing work further includes a support 70, the support 70 is a table-shaped frame, the top of the support is a square frame, and four corners of the square frame are respectively provided with supporting legs. The support base 10 is hinged to the bracket by a hinge and is detachable. A wire harness plate 71 is mounted on the bracket 70, and opposite ends of the wire harness plate 71 are correspondingly connected with two adjacent legs. The wire bundling plate 71 is provided with a plurality of wire bundling holes, and the test wire 101 connected with the test connector 100 is arranged in the wire bundling holes in order to prevent poor contact between the test wire 101 and the test connector 100 caused by the gravity of the test wire 101. Specifically, the supporting legs are provided with a plurality of adjusting holes 72 along the height direction, two ends of the wiring board 71 are connected with the adjusting holes 72 on the corresponding supporting legs, and when the wiring board 71 is assembled with the adjusting holes 72 with different heights, the height direction adjustment of the wiring board 71 can be realized. It should be noted that the number of the wire harness plates 71 may be plural or one, for example, when there are two wire harness plates 71, the two wire harness plates 71 may be oppositely disposed on the bracket 70, or of course, only one wire harness plate may be disposed, and the embodiment of the present invention is not limited in particular.
In order to facilitate the operation of the back surface of the supporting base plate 10, a second limit supporting member 80 is further disposed between the bracket 70 and the supporting base plate 10, and the second limit supporting member 80 may be a self-locking type supporting rod such as a gas spring or a common rod body, similar to the first limit supporting rod 60. The connection is similar to the first position-limiting support bar 60 and will not be described in detail.
When the directional diagram test or the vibration test is performed on the antenna to be tested, the test wire 101 does not need to be connected, and the supporting base plate 10 is detachably mounted on the test rod 90 through the hoop. As shown in fig. 7, the test rod 90 is vertically disposed for implementing a directional diagram test; as shown in fig. 8, the test bar 90 is horizontally disposed for performing the vibration test. Specifically, two opposite sides of the supporting base plate 10 are respectively provided with a lug 17, the lug 17 is provided with a connecting hole, and the hoop is connected with the connecting hole of the lug 17.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The antenna testing tool is characterized by comprising a supporting base plate, a joint fixing assembly and an antenna housing, wherein the antenna housing is hinged with the supporting base plate, and the joint fixing assembly is detachably mounted on the supporting base plate; connect fixed subassembly to include the bellying, the bellying moves towards the protruding establishment of antenna house direction the bellying is equipped with a plurality of holes of accomodating, and the test connector clamp in accomodate the hole.
2. The antenna test tool of claim 1, wherein the joint fixing assembly comprises a fixing plate and a cover plate, the protruding portion is arranged in the middle of the fixing plate, the cover plate is provided with a plurality of through holes, the through holes and the accommodating holes are arranged in a one-to-one correspondence manner, and the cover plate is fixedly connected with the fixing plate so that the test joint can be pressed in the accommodating holes.
3. The antenna test tool according to claim 1 or 2, further comprising a first clamp, wherein the first clamp is fixedly mounted on the back surface of the support base plate, and a clamping portion of the first clamp is used for clamping the connector fixing component.
4. The antenna test tool according to claim 1, wherein a plurality of cushion blocks and a plurality of positioning columns are configured on the front surface of the supporting base plate, positioning pins are installed on end surfaces, away from the supporting base plate, of the positioning columns, and screw holes are formed in end surfaces, away from the supporting base plate, of the cushion blocks.
5. The antenna test tool according to claim 1 or 4, wherein a second clamp is fixedly mounted on the front surface of the support base plate, and the second clamp is used for pressing the antenna housing on the support base plate.
6. The antenna testing tool according to claim 1, wherein a first limiting support rod is installed between the antenna housing and the support base plate, one end of the first limiting support rod is connected with the antenna housing, and the other end of the first limiting support rod is connected with the support base plate so as to limit an opening angle between the antenna housing and the support base plate.
7. The antenna test tool according to claim 1, further comprising a support, wherein the support base plate is detachably mounted on the support, a wiring board is mounted on the support, and a plurality of wiring holes for test wires to pass through are formed in the wiring board.
8. The antenna test tool of claim 7, further comprising a second limiting support member, wherein one end of the second limiting support rod is connected with the support, and the other end of the second limiting support rod is connected with the support bottom plate.
9. The antenna test tool according to claim 7, wherein the bracket is provided with a plurality of adjusting holes along the height direction, and two ends of the wire bundling plate are respectively mounted in the adjusting holes with different heights so as to adjust the height of the wire bundling plate.
10. The antenna test tool of claim 1, further comprising a test rod, wherein the support base plate is detachably mounted on the test rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010010575.7A CN111157805A (en) | 2020-01-06 | 2020-01-06 | Antenna test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010010575.7A CN111157805A (en) | 2020-01-06 | 2020-01-06 | Antenna test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111157805A true CN111157805A (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010010575.7A Pending CN111157805A (en) | 2020-01-06 | 2020-01-06 | Antenna test fixture |
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| Country | Link |
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| CN (1) | CN111157805A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202141799U (en) * | 2011-05-24 | 2012-02-08 | 贾旭敏 | Elastic sheet type wire connector for auxiliary terminals of intelligent electric energy meter |
| US20130335253A1 (en) * | 2012-06-13 | 2013-12-19 | Hon Hai Precision Industry Co., Ltd. | Electromagnetic anechoic chamber |
| CN204731401U (en) * | 2015-06-17 | 2015-10-28 | 深圳市科陆电子科技股份有限公司 | A kind of electric energy meter Quick Connect Kit and checkout equipment |
| CN208270599U (en) * | 2018-01-26 | 2018-12-21 | 深圳市利和兴股份有限公司 | Single-board testing case |
| CN109283364A (en) * | 2018-09-10 | 2019-01-29 | 武汉虹信通信技术有限责任公司 | A kind of array antenna test macro tooling |
| CN209387698U (en) * | 2018-12-17 | 2019-09-13 | 中核建中核燃料元件有限公司 | A kind of import integrated circuit testing interface switching device |
-
2020
- 2020-01-06 CN CN202010010575.7A patent/CN111157805A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202141799U (en) * | 2011-05-24 | 2012-02-08 | 贾旭敏 | Elastic sheet type wire connector for auxiliary terminals of intelligent electric energy meter |
| US20130335253A1 (en) * | 2012-06-13 | 2013-12-19 | Hon Hai Precision Industry Co., Ltd. | Electromagnetic anechoic chamber |
| CN204731401U (en) * | 2015-06-17 | 2015-10-28 | 深圳市科陆电子科技股份有限公司 | A kind of electric energy meter Quick Connect Kit and checkout equipment |
| CN208270599U (en) * | 2018-01-26 | 2018-12-21 | 深圳市利和兴股份有限公司 | Single-board testing case |
| CN109283364A (en) * | 2018-09-10 | 2019-01-29 | 武汉虹信通信技术有限责任公司 | A kind of array antenna test macro tooling |
| CN209387698U (en) * | 2018-12-17 | 2019-09-13 | 中核建中核燃料元件有限公司 | A kind of import integrated circuit testing interface switching device |
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Effective date of registration: 20201029 Address after: 430205 Hubei city of Wuhan province Jiangxia Hidden Dragon Island Tan lake two Road No. 1 Applicant after: Wuhan Hongxin Technology Development Co.,Ltd. Address before: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Applicant before: Wuhan Hongxin Telecommunication Technologies Co.,Ltd. |
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Effective date of registration: 20221207 Address after: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Applicant after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Applicant before: Wuhan Hongxin Technology Development Co.,Ltd. |
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Application publication date: 20200515 |