CN106505307A - A kind of antenna of mobile device and apply the mobile device of the antenna - Google Patents
A kind of antenna of mobile device and apply the mobile device of the antenna Download PDFInfo
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- CN106505307A CN106505307A CN201510569652.1A CN201510569652A CN106505307A CN 106505307 A CN106505307 A CN 106505307A CN 201510569652 A CN201510569652 A CN 201510569652A CN 106505307 A CN106505307 A CN 106505307A
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Abstract
The invention discloses a kind of antenna of mobile device and mobile device, the antenna includes that antenna body and carrier, antenna body are arranged on carrier；Antenna body includes feed terminal, earth terminal；First Department of Radiation；Second Department of Radiation；3rd Department of Radiation；4th Department of Radiation；Wherein, first Department of Radiation and second Department of Radiation according to the first length and the second length adaptation in producing resonance in the first frequency range；3rd Department of Radiation adapts to the second frequency range according to the coupling gap between the first length and the 3rd length and first Department of Radiation and the 3rd Department of Radiation and produces resonance；3rd Department of Radiation and the 4th Department of Radiation adapt to produce resonance in the 3rd frequency range.Antenna of the present invention using ad hoc structure so that be applied to multiple frequency ranges while antenna structure is compact, and can just reduce impact of the shell to aerial signal without the need for grooving on shell.
Description
Technical field
The present invention relates to a kind of antenna and applying the mobile device of the antenna.
Background technology
At present, in as mobile phone and flat board mobile terminal device, metal shell is widely adopted.Outside metal
Shell has makes device thinner, and have the advantages that good Consumer's Experience.On the other hand, it also result in day
The big problem of line design, such as antenna volume are reduced, and forceful electric power is magnetically coupled to antenna, and efficiency degradation and bandwidth subtract
Little etc..Therefore, how designing antenna is challenging technical problem in world wide with metal shell.
GPS 1.575GHz, the day of the 2.45GHz and 5GHz of WLAN b/g is covered in existing mobile device
Linear dimension is generally larger.However, by the lightening design limit of mobile device, the size of antenna needs to accomplish
Smaller, but do not interfere with the working range of antenna simultaneously again.Machinery from ID designs and device is strong
From the perspective of degree, without any otch or groove preferably on full metal jacket.However, due to technical
Problem, as the major part such as Fructus Mali pumilae and HTC (Fig. 1), manufacturer must cover cutting one after metal shell
Or multiple grooves 7 so that antenna can be designed as the requirement for meeting the aspects such as the frequency band of operator and efficiency.
However, how to reduce the size of antenna, not on the basis of antenna said frequencies coverage is met
In metal shell upper cut or grooving, this is a huge challenge to those skilled in the art.
Content of the invention
For the problem that prior art is present, it is an object of the invention to provide a kind of without the need for slotting on shell
The small sized antenna of low-frequency band and high frequency band needs just can be met simultaneously and apply the movement of the antenna to set
Standby.
A kind of antenna of mobile device of the present invention, including antenna body and carrier, the antenna body is arranged
On the carrier；The antenna body includes：
One feed terminal；
One earth terminal；
One first Department of Radiation, the first radiation arm with the first length and the connection feed terminal, wherein described
First radiation arm is arranged on the not ipsilateral of the carrier；
One second Department of Radiation, the second radiation arm with the second length and connects the earth terminal, and with described
There is between first Department of Radiation a coupling gap, wherein described second radiation arm to be arranged at the difference of the carrier
On side；
One the 3rd Department of Radiation, the 3rd radiation arm with the 3rd length and connects the earth terminal, and with described
There is between first Department of Radiation a coupling gap, wherein described 3rd radiation arm to be arranged at the difference of the carrier
On side；
One the 4th Department of Radiation, the 4th radiation arm with the 4th length are electrically connected with the 3rd Department of Radiation；
Wherein, first Department of Radiation is grown according to first length and described second with second Department of Radiation
Degree adapts to produce resonance in the first frequency range；
3rd Department of Radiation is according to first length and the 3rd length and first Department of Radiation
And the coupling gap between the 3rd Department of Radiation adapts to produce resonance in the second frequency range；
3rd Department of Radiation and the 4th Department of Radiation are suitable according to the 3rd length and the 4th length
Be assigned in resonance is produced in the 3rd frequency range.
Further, first radiation arm includes first paragraph, second segment and the 3rd section；The first paragraph is arranged
In the first side of the carrier, one end of the first paragraph couples the feed terminal；The second segment, if
The top surface of the carrier is placed in, one end of the second segment couples the other end of the first paragraph；Described 3rd
Section, is arranged at the second side of the carrier, and described 3rd section one end couples the other end of the second segment.
Further, second radiation arm includes the 4th section and the 5th section；Described 4th section, it is arranged at described
3rd side of carrier, described 4th section one end couple the earth terminal；Described 5th section, it is arranged at institute
State the top surface of carrier, the other end of described 4th section of the 5th section of coupling.
Further, the 3rd radiation arm includes the 6th section, the 7th section and the 8th section；Described 6th section, if
The first side of the carrier is placed in, described 6th section one end couples the earth terminal；Described 7th
Section, is arranged at the top surface of the carrier, and described 7th section one end couples described 6th section of the other end；
Described 8th section, be arranged at the 4th side of the carrier, described 7th section of the 8th section of coupling another
End.
Further, also include：
One inductive element and a capacitive element, make the described 3rd by the inductive element and the capacitive element
Department of Radiation and the 4th Department of Radiation are electrically connected with, to suppress the signal of second frequency range from the 3rd spoke
Flow through the 4th Department of Radiation in the portion of penetrating.
Further, the inductance value and capacitance of the inductive element and the capacitive element and second frequency range
Frequency meet a predetermined relationship.
Further, described 5th section includes the first arm and the second arm, and described 7th section includes the 3rd arm and the 4th
Arm, first arm and second arm is L-shaped is arranged at the top surface, the 3rd arm and the described 4th
Arm is L-shaped to be arranged at the top surface；Described 3rd section of first radiation arm be arranged at described 5th section and
Between described 7th section, and it is parallel to each other with first arm and the 3rd arm.
Further, the L-shaped second side for being arranged at the carrier of the 4th Department of Radiation, the sense
Property element and the capacitive element are arranged at the top surface and the second side adjoiner, respectively with described
Three Departments of Radiation and the 4th Department of Radiation coupling.
Further, first frequency range is 4.9GHz-5.8GHz, and second frequency range is 2.4GHz
- 2.5GHz, the 3rd frequency range are 1.575GHz.
The mobile device of the present invention, including shell, circuit board and above-mentioned antenna；Have on the shell
One opening, the antenna are arranged at the opening, and the circuit board arranged with the inside the shell is electrically connected
Connect.
Further, also include display screen, the display screen is positioned at the antenna and the common shape of the shell
Into composition surface.
Antenna of the present invention using ad hoc structure so that be applied to 4.9GHz-5.8 while antenna structure is compact
Many frequency ranges of GHz, 2.4GHz-2.5GHz and 1.575GHz, and without the need on shell, grooving can
To reduce impact of the shell to aerial signal, shell manufacturing process is simplified, manufacturing cost is reduced.
Description of the drawings
Fig. 1 is the structural representation of the mobile device of grooving on shell in prior art；
Fig. 2 is the structural representation of the antenna set-up mode in a mobile device of the present invention；
Fig. 3 is the structural representation of shell in mobile device of the present invention；
Fig. 4 is the connection diagram of circuit board and shell in mobile device of the present invention；
Fig. 5 (a)-Fig. 5 (b) is the structural representation of the antenna of the present invention；
S11 schematic diagrams of the Fig. 6 for artificial antenna；
Fig. 7 is the S11 schematic diagrams for surveying antenna；
Fig. 8 is the radiation diagram of the antenna of the present invention under each frequency range.
Specific embodiment
As in Figure 2-4, mobile device of the present invention 1, including metal shell 2, circuit board 3, antenna 4
With display screen 5, metal shell 2 is surrounded by base plate and side plate, 2 lower right corner of metal shell have not by
The region that side wall is surrounded, circuit board 3 are arranged on base plate and are surrounded in metal shell 2 by side plate, antenna
4 are located in the region and are electrically connected with the circuit board 3 arranged in metal shell 2.Therefore, metal shell
Grooving again is not required on 2 side wall and base plate, so can ensure that the mechanical strength of metal shell 2.Due to day
The work efficiency and bandwidth that the neighboring region of side wall does not interfere with antenna be yet located at by line 4.Antenna 4 and metal
The top surface of 2 side wall of shell forms the composition surface for arranging display screen 5, and display screen 5 is fixedly installed to the engagement
On face.
In the present embodiment, mobile device 1 can include the electronic equipment such as mobile phone, panel computer, and circuit board can be with
For PWB plates, display screen can be LCDs.However, mobile device in the present invention, circuit board and
Display screen is not limited thereto.
Hereinafter the structure of the antenna 4 in mobile device 1 is done as described in detail below：
As shown in Fig. 4,5a and 5b, the antenna 4 of the present invention, including antenna body 41 and carrier 42, institute
State antenna body 41 to be arranged on the carrier 42；The antenna body 41 includes：
One feed terminal；
One earth terminal；
One first Department of Radiation 413, the first radiation arm with the first length and the connection feed terminal 411,
Wherein described first radiation arm is arranged on the not ipsilateral of the carrier 42；
One second Department of Radiation 414, the second radiation arm with the second length and the connection earth terminal, and with
There is between first Department of Radiation 413 a coupling gap d, wherein described second radiation arm to be arranged at described
On the not ipsilateral of carrier 42；
One the 3rd Department of Radiation 415, the 3rd radiation arm with the 3rd length and the connection earth terminal, and with
There is between first Department of Radiation 413 coupling gap, wherein described 3rd radiation arm to be arranged at the load
On the not ipsilateral of body 42；
One the 4th Department of Radiation 416, the 4th radiation arm with the 4th length and 415 electricity of the 3rd Department of Radiation
Property connection；
Wherein, first Department of Radiation 413 with second Department of Radiation 414 according to first length and institute
The second length adaptation is stated in the first frequency range (4.9GHz-5.8GHz) generation resonance；The 3rd Department of Radiation root
According between first length and the 3rd length and first Department of Radiation and the 3rd Department of Radiation
The coupling gap d adapts to produce resonance in the second frequency range (2.4GHz-2.5GHz)；3rd radiation
Portion 415 and the 4th Department of Radiation 416 are according to the 3rd length and the 4th length adaptation in the 3rd
Frequency range 1.575GHz produces resonance.
By the first Department of Radiation 413, the second Department of Radiation 414, the 3rd Department of Radiation 415 and the 4th in the present embodiment
Department of Radiation 416 is respectively arranged on the not ipsilateral of carrier 42, to form stereochemical structure, saves antenna
Taken up space.According to the first Department of Radiation 413 of adjustment, the second Department of Radiation 414, the 3rd Department of Radiation 415, the
The length of four Departments of Radiation 416, coupling gap, make antenna 4 adapt to the first frequency range (4.9GHz-5.8GHz),
Second frequency range (2.4GHz-2.5GHz) and the 3rd frequency range (1.575GHz).The first of first Department of Radiation 413
Quarter-wave of the length for 5GHz, for the WLAN high bands of 5GHz, the second Department of Radiation 414
It is adjacent to the first Department of Radiation 413 and is coupled with it, the second length of the second Department of Radiation 414 is the four of 6GHz
/ mono- wavelength, to cover WLAN 4.9-5.8GHz by the first Department of Radiation 413 and the second Department of Radiation 414
Broader high-frequency range.3rd Department of Radiation 415 is neighbouring with the first Department of Radiation 413 and to be coupled with it, the 3rd spoke
Penetrate the 3rd length about quarter-wave of 2.4GHz in portion 415, the 3rd Department of Radiation 415 and the 4th
3rd length of Department of Radiation 416 and the 4th length meet the quarter-wave of 1.575GHz.
The disclosure also includes an inductive element L and capacitive element C in one embodiment, by inductive element L
It is electrically connected with the 3rd Department of Radiation 415 and the 4th Department of Radiation 416 with capacitive element C, to press down
The signal for making second frequency range flows through the 4th Department of Radiation from the 3rd Department of Radiation.Wherein, perception unit
The inductance and capacitance of part L and capacitive element C meets formula：
Wherein f=2.45GHz, lc circuit are designed in f=2.45GHz, are the structures of a high Q, this
By infinitely-great for establishment in 2.45GHz impedance, but in the low-down impedances of 1.575GHz, this meaning
, when electric current will only concentrate on the 3rd Department of Radiation 415 at 2.4GHz-2.5GHz, may not flow into the 4th spoke
Portion 416 is penetrated, makes the 3rd Department of Radiation 415 produce the resonance of 2.4GHz-2.5GHz.But, when in 1.575GHz
Place's electric current will flow to the 4th Department of Radiation 416 from the 3rd Department of Radiation 415, and the 3rd Department of Radiation 415 and the 4th is radiated
The resonance that portion 416 produces is operated in 1.575GHz together.The size of the inductance value of inductive element affects the 4th
The length of Department of Radiation, L-value are bigger, and the 4th Department of Radiation length is shorter.The antenna of the present invention can support GPS
(1.575GHz) (2.45GHz and the 5GHz) with WLAN b/g, antenna length are only 25 millis
Rice, about a half-size scale of one pole and PIFA antennas.
In the present embodiment, first radiation arm of the first Department of Radiation 413 includes first paragraph 4131, second segment
4132 and the 3rd section 4133；The first paragraph 4131 is arranged at the first side 421 of the carrier 42,
One end of the first paragraph 4131 couples the feed terminal 411；The second segment 4132 is placed in the carrier
42 top surface 422, one end of the second segment 4132 couple the other end of the first paragraph 4131；Described
3rd section of 4133 second side 423 for being arranged at the carrier 42, described 3rd section 4133 of one end coupling
Connect the other end of the second segment 4132.Wherein, first paragraph 4131 and second segment 4132 are in first side
421 be connected at the adjacent boundary of top surface 422, second segment 4132 and the 3rd section 4133 are in top surface 422 and
Two side faces are connected at 423 adjacent boundary.
In the present embodiment, second radiation arm of the second Department of Radiation 414 includes the 4th section 4141 and the 5th section
4142；Described 4th section 4141 the 3rd side 424 for being arranged at the carrier 42, described 4th section 4141
One end couple the earth terminal；Described 5th section 4142 top surface 422 for being arranged at the carrier 42,
The other end of described 4th section 4141 of the 5th section of 4142 coupling.Wherein, the 4th section 4141 and the 5th
Section 4142 is connected at top surface 422 with 424 adjacent boundary of the 3rd side, the 5th section of 4142 L-shaped arrangement.
However, the 5th section of 4142 shape for being formed is not limited to L-shaped, which can also be other arbitrary shapes.
In the present embodiment, the 3rd radiation arm of the 3rd Department of Radiation 415 includes the 6th section 4151, the 7th section
4152 and the 8th section 4153；Described 6th section 4151 first side 421 for being arranged at the carrier 42,
Described 6th section 4151 one end couples the earth terminal 412；Described 7th section 4152 is arranged at the load
The top surface 422 of body 42, described 7th section 4152 one end couple described 6th section 4151 another
End；Described 8th section 4153 the 4th side 425 for being arranged at the carrier 42, described 8th section 4153
Couple described 7th section 4152 of the other end.Wherein, the 6th section 4151 and the 7th section 4152 in the first side
Face 421 be connected at the adjacent boundary of top surface 422, the 7th section 4152 and the 8th section 4153 in the 4th side
425 be connected at the adjacent boundary of top surface 422, the 7th section of 4152 L-shaped arrangement.However, the 7th section 4152
The shape for being formed is not limited to L-shaped, and which can also be other arbitrary shapes.
Described 5th section 4142 includes the first arm and the second arm, and described 7th section 4152 includes the 3rd arm and
Four arms, the second segment 4132 be arranged at described 5th section 4142 and described 7th section 4152 between, and
It is parallel to each other with first arm and the 3rd arm.
In order to more clearly understand the performance of inventive antenna, antenna emulation and actual measurement knot will be shown here
Really, including S11, radiation mode and efficiency.The emulation S11 of antenna is shown in Fig. 6.The bandwidth of gps antenna
It is frequency 22MHz (1.56-1.58GHz).WLAN antennas are 57MHz in the bandwidth of low-frequency range
(2.441-2.498GHz) it is 1.2GHz (5.3-6.5GHz) and in high band.Slight tuning, should
Antenna can be applied 1.575 by GPS and WLAN, 2.4 and 5GHz frequency bands.The S11 of actual measurement antenna is shown in
In Fig. 7, closely similar with simulation result in measured S11.At global positioning system (1.575GHz),
The average efficiency difference that WLAN low-frequency range (2.4GHz) and WLAN high frequency bands (5GHz) are measured
For 45%, 30% and 70%.This is very beneficial for applying in GPS/WLAN.Simulation radiation pattern and
1.57,2.4 and 5.8GHz are shown in Fig. 8 for gain.
The illustrative embodiments of the present invention are more than particularly shown and described.It should be understood that the present invention is not
It is limited to disclosed embodiment, on the contrary, it is intended to cover include within the scope of the appended claims
Various modifications and equivalent replacement.
Claims (11)
1. a kind of antenna of mobile device, it is characterised in that including antenna body and carrier, the antenna
Body is arranged on the carrier；The antenna body includes：
One feed terminal；
One earth terminal；
One first Department of Radiation, the first radiation arm with the first length and the connection feed terminal, wherein described
First radiation arm is arranged on the not ipsilateral of the carrier；
One second Department of Radiation, the second radiation arm with the second length and connects the earth terminal, and with described
There is between first Department of Radiation a coupling gap, wherein described second radiation arm to be arranged at the difference of the carrier
On side；
One the 3rd Department of Radiation, the 3rd radiation arm with the 3rd length and connects the earth terminal, and with described
There is between first Department of Radiation a coupling gap, wherein described 3rd radiation arm to be arranged at the difference of the carrier
On side；
One the 4th Department of Radiation, the 4th radiation arm with the 4th length are electrically connected with the 3rd Department of Radiation；
Wherein, first Department of Radiation is grown according to first length and described second with second Department of Radiation
Degree adapts to produce resonance in the first frequency range；
3rd Department of Radiation is according to first length and the 3rd length and first Department of Radiation
And the coupling gap between the 3rd Department of Radiation adapts to produce resonance in the second frequency range；
3rd Department of Radiation and the 4th Department of Radiation are suitable according to the 3rd length and the 4th length
Be assigned in resonance is produced in the 3rd frequency range.
2. the antenna of mobile device as claimed in claim 1, it is characterised in that also include：
One inductive element and a capacitive element, make the described 3rd by the inductive element and the capacitive element
Department of Radiation and the 4th Department of Radiation are electrically connected with, to suppress the signal of second frequency range from the 3rd spoke
Flow through the 4th Department of Radiation in the portion of penetrating.
3. the antenna of mobile device as claimed in claim 2, it is characterised in that the inductive element and
The inductance value of the capacitive element and capacitance meet a predetermined relationship with the frequency of second frequency range.
4. the antenna of mobile device as claimed in claim 2, it is characterised in that first radiation arm
Including first paragraph, second segment and the 3rd section；The first paragraph is arranged at the first side of the carrier, described
One end of first paragraph couples the feed terminal；The second segment, is arranged at the top surface of the carrier, and described
One end of two-stage nitration couples the other end of the first paragraph；Described 3rd section, it is arranged at the second side of the carrier
Face, described 3rd section one end couple the other end of the second segment.
5. the antenna of mobile device as claimed in claim 4, it is characterised in that second radiation arm
Including the 4th section and the 5th section；Described 4th section, it is arranged at the 3rd side of the carrier, described 4th section
One end couple the earth terminal；Described 5th section, it is arranged at the top surface of the carrier, the described 5th
The other end of described 4th section of section coupling.
6. the antenna of mobile device as claimed in claim 5, it is characterised in that the 3rd radiation arm
Including the 6th section, the 7th section and the 8th section；Described 6th section, the first side of the carrier is arranged at,
Described 6th section one end couples the earth terminal；Described 7th section, the top surface of the carrier is arranged at,
Described 7th section one end couples described 6th section of the other end；Described 8th section, it is arranged at the carrier
4th side, the other end of described 7th section of the 8th section of coupling.
7. the antenna of mobile device as claimed in claim 6, it is characterised in that described 5th section includes
First arm and the second arm, described 7th section includes the 3rd arm and the 4th arm, first arm and second arm
L-shaped be arranged at the top surface, the 3rd arm and the 4th arm is L-shaped is arranged at the top surface；
Described 3rd section of first radiation arm be arranged at described 5th section and described 7th section between, and with described
First arm and the 3rd arm are parallel to each other.
8. the antenna of mobile device as claimed in claim 7, it is characterised in that the 4th Department of Radiation
The L-shaped second side for being arranged at the carrier of the 4th radiation arm, the inductive element and institute
State capacitive element and be arranged at the top surface and the second side adjoiner, respectively with the 3rd Department of Radiation and
The 4th Department of Radiation coupling.
9. the antenna of mobile device as claimed in claim 1, it is characterised in that first frequency range is
4.9GHz-5.8GHz, second frequency range are 2.4GHz-2.5GHz, and the 3rd frequency range is 1.575GHz.
10. a kind of mobile device, it is characterised in that including shell, circuit board and such as claim 1-9
Antenna described in any one；With an opening on the shell, the antenna is arranged at the opening, and
The circuit board arranged with the inside the shell is electrically connected.
11. mobile device as claimed in claim 10, it is characterised in that also include display screen, described
Display screen is positioned at the composition surface that the antenna and the shell are collectively forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510569652.1A CN106505307B (en) | 2015-09-08 | 2015-09-08 | A kind of mobile device of the antenna and application of the mobile device antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510569652.1A CN106505307B (en) | 2015-09-08 | 2015-09-08 | A kind of mobile device of the antenna and application of the mobile device antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106505307A true CN106505307A (en) | 2017-03-15 |
| CN106505307B CN106505307B (en) | 2019-09-10 |
Family
ID=58286888
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510569652.1A Active CN106505307B (en) | 2015-09-08 | 2015-09-08 | A kind of mobile device of the antenna and application of the mobile device antenna |
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| Country | Link |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448248A (en) * | 2018-01-25 | 2018-08-24 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and terminal |
| WO2020093985A1 (en) * | 2018-11-06 | 2020-05-14 | 华为技术有限公司 | Coupled antenna device and electronic device |
| CN112928468A (en) * | 2019-12-05 | 2021-06-08 | 和硕联合科技股份有限公司 | Antenna structure |
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| CN101361282A (en) * | 2006-02-08 | 2009-02-04 | 香港应用科技研究院有限公司 | Systems and methods for using parasitic elements for controlling antenna resonances |
| CN103972646A (en) * | 2013-02-04 | 2014-08-06 | 诺基亚公司 | Antenna arrangement |
| CN104022352A (en) * | 2014-05-23 | 2014-09-03 | 信维创科通信技术（北京）有限公司 | Double-frequency-band WIFI antenna based on metal housing and portable equipment thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101361282A (en) * | 2006-02-08 | 2009-02-04 | 香港应用科技研究院有限公司 | Systems and methods for using parasitic elements for controlling antenna resonances |
| CN103972646A (en) * | 2013-02-04 | 2014-08-06 | 诺基亚公司 | Antenna arrangement |
| EP2763240A1 (en) * | 2013-02-04 | 2014-08-06 | Nokia Corporation | Antenna arrangement |
| CN104022352A (en) * | 2014-05-23 | 2014-09-03 | 信维创科通信技术（北京）有限公司 | Double-frequency-band WIFI antenna based on metal housing and portable equipment thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448248A (en) * | 2018-01-25 | 2018-08-24 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and terminal |
| WO2020093985A1 (en) * | 2018-11-06 | 2020-05-14 | 华为技术有限公司 | Coupled antenna device and electronic device |
| US11916282B2 (en) | 2018-11-06 | 2024-02-27 | Huawei Technologies Co., Ltd. | Coupling antenna apparatus and electronic device |
| CN112928468A (en) * | 2019-12-05 | 2021-06-08 | 和硕联合科技股份有限公司 | Antenna structure |
| CN112928468B (en) * | 2019-12-05 | 2023-11-24 | 和硕联合科技股份有限公司 | Antenna structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106505307B (en) | 2019-09-10 |
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