CN105098330A - Mobile terminal antenna and mobile terminal - Google Patents
Mobile terminal antenna and mobile terminal Download PDFInfo
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- CN105098330A CN105098330A CN201510470293.4A CN201510470293A CN105098330A CN 105098330 A CN105098330 A CN 105098330A CN 201510470293 A CN201510470293 A CN 201510470293A CN 105098330 A CN105098330 A CN 105098330A
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Abstract
The invention provides a mobile terminal antenna and a mobile terminal. Due to an open gap design, a part of a metal frame of the mobile terminal and a part of a metal rear cover of the mobile terminal are electrically connected with an antenna feed point, and serve as antenna radiators, and a first rear cover antenna arm is connected to the ground via at least one point. Characteristics of different parts of a metal shell of the mobile terminal are reasonably utilized, two parts of the metal shell serve as the antenna radiators at the same time, the network coverage range is broadened, full-band network coverage can be effectively realized, the success rate of network connection of the mobile terminal is improved, user experience is improved, and the compatible design of the metal casing and the antenna RF index is realized.
Description
Technical field
The invention belongs to antenna technical field, especially relate to a kind of mobile terminal antenna and mobile terminal.
Background technology
Along with mobile terminal, growing as the technology such as mobile phone, PAD and technique, the requirement of consumer to mobile terminal outward appearance and communication quality is more and more higher.Each manufacturer is devoted to the architecture design based on metal appearance always, such as, mobile phone is from initial metal edge frame all-metal bonnet by now, whole metal chassis material, large-size screen monitors accounting, ultrathin have become the current topmost attraction of mobile phone products, are also the development trends of whole industry main product.
At present, the designer trends of mobile terminal, make in mobile terminal, and Antenna Design space constantly reduces, and design height constantly reduces.And due to the uniqueness of aerial radiation, mobile terminal antenna is to cabling area, and the requirement evaded to circumferential metal of antenna height, antenna headroom and antenna is all higher.Meanwhile, due to the arrival in 4G epoch, to the requirement of communication of mobile terminal band bandwidth also in increase at double, the bandwidth of mobile terminal antenna under existing design environment covers the difficult point also becoming design.
In prior art, in order to improve antenna performance, mainly through breaking joint on the frame of metal edge frame or all-metal bonnet, part frame is utilized to make antenna.But due to current mobile terminal can the network bandwidth wider, utilize current this Antenna Design mode, be difficult to realize the covering to network full bandwidth, make mobile terminal often have network to connect poor, the situation that business cannot normally be carried out, has had a strong impact on Consumer's Experience.
Summary of the invention
The invention provides a kind of mobile terminal antenna and mobile terminal, for solving in prior art, mobile terminal antenna is difficult to realize the covering to network full bandwidth, makes mobile terminal often have network to connect poor, the situation that business cannot normally be carried out, has had a strong impact on the problem of Consumer's Experience.
One aspect of the present invention provides a kind of mobile terminal antenna, comprising: the first frame antenna arm, the first bonnet antenna arm and antenna feed point;
Described first frame antenna arm is the Part I of mobile terminal metal edge frame, and described first bonnet antenna arm is the Part I of mobile terminal metal back cover, is provided with gap between described first frame antenna arm and the first bonnet antenna arm;
First frame antenna arm and the first bonnet antenna arm are electrically connected with described antenna feed point respectively;
Described first bonnet antenna arm is at least connected to ground by a point.
Further aspect of the present invention provides a kind of mobile terminal, comprising: the mobile terminal antenna as described in as arbitrary in claim 1-8.
Mobile terminal antenna provided by the invention and mobile terminal, by design of cracking, by a part for a part for mobile terminal metal edge frame and mobile terminal metal back cover, be electrically connected with antenna feed point respectively, as antenna radiator, and the first bonnet antenna arm is at least connected to ground by a point, the feature of mobile terminal metal-back each several part is reasonably make use of in the present invention, adopt two parts of mobile terminal metal-back simultaneously as antenna radiator, thus the coverage added network, the covering to network full bandwidth can be realized preferably, improve the success rate that mobile terminal network connects, improve Consumer's Experience, and well achieve, mobile terminal is to the compatible design of full metal jacket and antenna rf index.
Accompanying drawing explanation
The structural representation of a kind of mobile terminal antenna that Fig. 1 provides for the embodiment of the present invention one;
The structural representation of the another kind of mobile terminal antenna that Fig. 2 provides for the embodiment of the present invention two;
The structural representation of the another kind of mobile terminal antenna that Fig. 3 provides for the embodiment of the present invention three.
Accompanying drawing illustrates:
1-first frame antenna arm; 2-first bonnet antenna arm; 3-antenna feed point;
4-gap; The 5-bonnet plane of reference; 6-second frame antenna arm;
7-second bonnet antenna arm.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
In various embodiments of the present invention, when making antenna for utilizing part frame in prior art, be difficult to realize the covering to network full bandwidth, mobile terminal is made often to have network to connect poor, the situation that business cannot normally be carried out, in conjunction with the bandwidth sum frequency range etc. of existing communication network, to crack process to the metal shell of mobile terminal, using part metals frame and part metals bonnet simultaneously as antenna arm, the bandwidth increasing mobile terminal covers.
The structural representation of a kind of mobile terminal antenna that Fig. 1 provides for the embodiment of the present invention one.As shown in Figure 1, this mobile terminal antenna, comprising: the first frame antenna arm 1, first bonnet antenna arm 2 and antenna feed point 3.
Wherein, described first frame antenna arm 1 is the Part I of mobile terminal metal edge frame, and described first bonnet antenna arm 2 is the Part I of mobile terminal metal back cover, is provided with gap 4 between described first frame antenna arm and the first bonnet antenna arm; First frame antenna arm 1 and the first bonnet antenna arm 2 are electrically connected with described antenna feed point 3 respectively; Described first bonnet antenna arm 2 is at least connected to ground by a point.
Concrete, the mobile terminal in the present embodiment be point to user the equipment of voice and/or data connectivity is provided, have the portable equipment of wireless connecting function or, be connected to other treatment facilities of radio modem.As cell phone or the computer with mobile terminal, such as, can be portable, pocket, hand-hold type, built-in computer or vehicle-mounted mobile device, they and wireless access network exchange language and/or data.
Wherein, first position of frame antenna arm in mobile terminal metal edge frame, the first position of bonnet antenna arm in mobile terminal metal back cover, and first frame antenna arm and the first bonnet antenna arm length and area, can according to the stacking situation in the inside of mobile terminal, and mobile terminal should be used for arrange.Such as, when mobile terminal is mobile phone, consider the gripping situation of mobile phone in use staff, first frame antenna arm and the first bonnet antenna arm can be arranged on as far as possible the top of mobile phone metal edge frame and metal back cover, to avoid staff when gripping, by the first frame antenna arm or the first bonnet antenna arm and ground short circuit.
And, the position of the first frame antenna arm, will as far as possible away from other metal radiation absorbers and electromagnetic interference source, first bonnet antenna arm also will as far as possible away from other metal radiation absorbers and electromagnetic interference source, simultaneously, metalwork below first bonnet antenna arm and projected area and PCB as far as possible high with reference to the height on ground, and, the position of not placing metal parts in projected area is preferably selected to offer gap, consider the centrality of mobile terminal internal circuit, the first bonnet antenna arm can the top of prioritizing selection mobile terminal metal back cover or bottom.
For example, in the present embodiment, by cracking on mobile terminal metal-back, using the top of mobile terminal metal edge frame as the first frame antenna arm, using the top of mobile terminal metal back cover as the first bonnet antenna arm, two antenna arms are electrically connected with antenna feed point respectively, as antenna radiator, and electromagnetic radiation field signal.And, because the first frame antenna arm headroom is better, can realize preferably covering low frequency and wide band frequency, first bonnet antenna arm, owing to being positioned at non-headroom district, by least one point earth, can realize the covering to high frequency band frequency, by to the antenna feed point of the first bonnet antenna arm and earth point ground choose reasonable, can realize covering while the many standing waves of required band antenna, by the Overlay to standing wave, the broadband realizing required frequency range covers.Thus the first frame antenna arm is together with the first bonnet antenna arm, adds the coverage to network, thus the covering to network full bandwidth can be realized.
Known by above-mentioned analysis, first frame antenna arm, owing to having good headroom, can realize preferably covering low frequency and wide band frequency, and the first bonnet antenna arm is owing to being positioned at non-headroom district, by at least one point earth, the covering to high frequency band frequency can be realized.First frame antenna arm and the first bonnet antenna arm are electrically connected with antenna feed point respectively, can be fed in antenna circuit path simultaneously.Concrete, first frame antenna arm is as low-frequency range antenna carrier, first bonnet antenna arm is as medium-high frequency section antenna carrier, the signal that antenna feed point feeds out can not coexist on separately required antenna arm according to the resonance frequency of antenna and realizes resonance radiation, thus taking into account for different use scenes and operating state.Concrete, the first frame antenna arm, can be in any one state following: unsettled, single-point grounding or multipoint earthing.Such as, using unsettled for the first frame antenna arm as one pole or PIFA pico farad antenna form, also can any position ground connection in the first frame antenna arm as LOOP coil antenna form.The number of the point that the first bonnet antenna arm is connected to ground, can according to the purposes of the first bonnet antenna arm, the frequency range needing covering, antenna mobile phone internal environment is determined, such as can be set to 1,2,4 etc., in addition, in first bonnet antenna arm, the position of earth point can be arranged according to the anti-tampering demand of the stacking situation of mobile terminal inside and the first frame antenna, such as, earth point can be selected in the adjacent position with the first frame antenna.
Simultaneously, first frame antenna arm and the first bonnet antenna arm, can arrange according to the circuit of mobile terminal and antenna design with the link position of antenna feed point, or, many feed-ins form can also be used, be connected with multiple antenna feed point respectively with the first bonnet antenna arm by the first frame antenna arm.For example, in mobile terminal, WLAN (wireless local area network) (WirelessFidelity, be called for short WIFI) antenna feed point, global positioning system (GlobalPositioningSystem, be called for short GPS) antenna feed point, global system for mobile communications (GlobalSystemforMobileCommunications, be called for short GSM) antenna feed point, 4G antenna feed point etc., be connected with the first frame antenna arm and the first bonnet antenna arm all respectively.
Further, in order to the interference as far as possible between minimizing first frame antenna arm and the first bonnet antenna arm, improve performance and the bandwidth of the first frame antenna arm and the first bonnet antenna arm, the gap width between each part mentioned above is greater than or equals 1 millimeter (mm).
It should be noted that, in the present embodiment, antenna feed point is not single signal source, and multiple signal source also can be used to be fed in above-mentioned antenna arm simultaneously.Illustrate, gps signal and WIFI signal, respectively from different signal sources, are fed in the first bonnet antenna arm by same path simultaneously.Because described first bonnet antenna arm can realize multifrequency point resonance, the function that GPS and WIFI works simultaneously therefore can be realized.Its receiving and transmitting signal is also identified automatically by its signal source sending and receiving end.Be understandable that, the method for crack to the metal-back of mobile terminal in the present embodiment process, making mobile terminal antenna, is equally applicable to mobile terminal case, only comprises the situation of part metals frame and part metals bonnet.
The mobile terminal antenna that the present embodiment provides, by design of cracking, by a part for a part for mobile terminal metal edge frame and mobile terminal metal back cover, be electrically connected with antenna feed point respectively, as antenna radiator, and the first bonnet antenna arm is at least connected to ground by a point, the present embodiment reasonably make use of the feature of mobile terminal metal-back each several part, adopt two parts of mobile terminal metal-back simultaneously as antenna radiator, thus the coverage added network, the covering to network full bandwidth can be realized preferably, improve the success rate that mobile terminal network connects, improve Consumer's Experience, and well achieve, mobile terminal is to the compatible design of full metal jacket and antenna rf index.
In addition, concerning the mobile terminal of full metal jacket, after process of the metal shell of mobile terminal being carried out crack, except being used as a part for the first bonnet antenna arm, the other parts of mobile terminal metal back cover can be used as the plane of reference, concrete, can refer to shown in Fig. 2.The another kind of mobile terminal antenna structural representation that Fig. 2 provides for the embodiment of the present invention two.As shown in Figure 2, on the basis shown in Fig. 1, this mobile terminal antenna, also comprises: the bonnet plane of reference 5, and the described bonnet plane of reference 5 is the Part II of described mobile terminal metal back cover.
Wherein, gap 4 is provided with between the described bonnet plane of reference 5 and described first frame antenna arm 1, first bonnet antenna arm 2; The described bonnet plane of reference 5 is connected to ground by multiple point.
Concrete, the plane of reference in the mobile terminal bonnet after segmentation is connected to ground by multiple point, to eliminate absorption to the radiation of antenna and coupling influence.Concrete, when being connected to ground with reference to face, preferentially at the boundary that the first frame antenna arm is adjacent with the first bonnet antenna arm, earth point can be set, reduce the absorption to aerial radiation and coupling to greatest extent.The number of earth point, can determine according to the stacking situation in inside of the area of the bonnet plane of reference and mobile terminal, not limit herein to this.
In order to further improve the covering of mobile terminal to the whole network bandwidth, further can also split mobile terminal metal-back, thus utilize more antenna arm to carry out the radiation of aerial signal.Such as, by the some or all of of two of mobile terminal metal shell side frames or by the bottom frame of mobile terminal metal shell, or by the other parts in terminal bonnet, as antenna arm.Below in conjunction with Fig. 3, to adopting the frame of upper and lower part of mobile terminal metal-back and bonnet as the mode of antenna radiation unit, be further detailed.
The another kind of mobile terminal antenna structural representation that Fig. 3 provides for the embodiment of the present invention three.As shown in Figure 3, on the basis shown in above-mentioned Fig. 2, mobile terminal antenna, also comprises: the second frame antenna arm 6 and the second bonnet antenna arm 7.
Wherein, described second frame antenna arm 6 is the Part II of mobile terminal metal edge frame, and described second bonnet antenna arm 7 is the Part III of mobile terminal metal back cover; Second frame antenna arm 6 and the second bonnet antenna arm 7 are electrically connected with described antenna feed point 3 respectively; Described second bonnet antenna arm 7 is at least connected to ground by a point.
Concrete, antenna feed point 3 is connected with the second frame antenna arm 6 and the second bonnet antenna arm 7, makes the second frame antenna arm 6 and the second bonnet antenna arm 7 be fed in circuit pathways simultaneously.Wherein, the position of the second frame antenna arm 6 and the position of the second bonnet antenna arm 7 are when selecting, can with reference to the position of the first frame antenna arm 1 and the first bonnet antenna arm 2, in the present embodiment, one is preferably in way of realization, as shown in Figure 3, first frame antenna arm 1 and described second frame antenna arm 6 are symmetricly set on top and the bottom of mobile terminal metal edge frame, the first bonnet antenna arm 2 and described second bonnet antenna arm 7 are symmetricly set on top and the bottom of mobile terminal metal back cover.Same, the second frame antenna arm 6 can be used as low-frequency antenna carrier, and the second bonnet antenna arm 7 can be used as medium-high frequency antenna carrier.
It should be noted that, in the present embodiment, antenna feed point 3 is not single signal source, and the antenna arm of multiple signal source corresponding to its frequency range also can be used to be fed into respectively in the different arm of above-mentioned antenna.
Concrete, in the present embodiment, the length of the second frame antenna arm, can be identical with the first frame antenna arm, also can be different; The area of the second bonnet antenna arm, can be identical with the area of the first bonnet antenna arm, also can be different; The number of the second bonnet antenna arm earth point, can be identical with the number of the first bonnet antenna arm earth point, also can be different; The antenna form of above-mentioned four some antennas arms, also can be different.The present embodiment is not construed as limiting this.
In the present embodiment, can by unsettled for the second frame antenna arm, single-point grounding or multipoint earthing.During use, because the second frame antenna arm headroom is better, can realize preferably covering low frequency and wide band frequency, therefore, the second frame antenna arm preferentially selects form that is unsettled or single-point grounding.
For example, originally be in example, mobile terminal metal-back is divided into 5 parts, and by the first frame antenna arm and the second frame antenna arm unsettled, for realizing, low frequency and wide band frequency are covered, by the first bonnet antenna arm and the second bonnet antenna arm multipoint earthing, to realize the covering to high frequency band frequency, and with reference to face multipoint earthing, to eliminate antenna arm circumferential metal device to the radiation absorption of antenna and coupling influence, each antenna arm carries out the radiation of electromagnetic field signal jointly, thus adds the reliability covered whole network scope.
Further, with under frequently multiple antennas use scenes, can by the first frame antenna arm, the first bonnet antenna arm and the second frame antenna arm, the second bonnet antenna arm debugs resonance is respectively needing frequency range more.Chip preferentially can use in the contrast of the use scenes of different antennae arm according to different antennae arm branch signal intensity, and another is along separate routes as auxiliary.
For example, if the first frame antenna arm, the first bonnet antenna arm and the second frame antenna arm, the second bonnet antenna arm are operated in CDMA frequency range respectively simultaneously, and the antenna headroom environment of the second frame antenna arm, the second bonnet antenna arm is better, chip can select the second frame antenna arm and the second bonnet antenna arm as transmitting-receiving main antenna automatically, and the first frame antenna arm and the first bonnet antenna arm only help to receive as its diversity antenna.When the second frame antenna arm and the second bonnet antenna arm by hand-held, chip can optimum selecting first frame antenna arm and the first bonnet antenna arm as transmitting-receiving main antenna, the second frame antenna arm and the second bonnet antenna arm are as its diversity antenna.Other Antenna Operation parts in like manner.
Be understandable that, in order to evade staff impact, the length of each antenna arm can, according to Antenna Design demand, utilize the position of change antenna feed point and earthing position to change.
In the present embodiment, can also only by antenna feed point, only be connected with the first frame antenna arm and the second frame antenna arm, and by the first frame antenna arm and the second frame antenna arm single-point grounding, as antenna body, and by the first bonnet antenna arm and the second bonnet antenna arm, adopt multipoint earthing form parasitic as the coupling of the first frame antenna arm and the second frame antenna arm, supplement with the harmonic wave the first frame antenna arm and the second frame antenna arm bandwidth being covered to not enough region, antenna body harmonic wave superposes with parasitic harmonic wave, not enough problem is covered to solve the beamwidth of antenna.
The mobile terminal antenna that the present embodiment provides, mobile terminal metal-back is carried out process of cracking, be divided into the first frame antenna arm, second frame antenna arm, first bonnet antenna arm, second bonnet antenna arm, with the bonnet plane of reference five part, the present embodiment reasonably make use of the feature of mobile terminal metal-back each several part, adopt a few part simultaneously as antenna radiator, thus the coverage added network, the covering to network full bandwidth can be realized preferably, and with reference to face multipoint earthing, eliminate antenna arm circumferential metal preferably to absorb and coupling influence aerial radiation, improve the success rate that mobile terminal network connects, improve Consumer's Experience, and well achieve, mobile terminal is to the compatible design of full metal jacket and antenna rf index.
On the basis of above-described embodiment, the invention provides a kind of mobile terminal, comprising: the mobile terminal antenna as described in above-mentioned any embodiment.
Wherein, the formation of mobile terminal antenna and the function of each several part, and the operation principle of antenna can refer to the detailed description of the various embodiments described above, this repeats no more.
The mobile terminal that the present embodiment provides, the mobile terminal antenna adopted, mobile terminal metal-back is carried out process of cracking, be divided into multiple part, reasonably utilize the feature of mobile terminal metal-back each several part, adopt at least two parts simultaneously as antenna radiator, thus the coverage added network, and with reference to face multipoint earthing, eliminate antenna arm circumferential metal preferably to absorb and coupling influence aerial radiation, the covering to network full bandwidth can be realized preferably, improve the success rate that mobile terminal network connects, improve Consumer's Experience, and well achieve, mobile terminal to full metal jacket and the compatible design of antenna rf index.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a mobile terminal antenna, is characterized in that, comprising: the first frame antenna arm, the first bonnet antenna arm and antenna feed point;
Described first frame antenna arm is the Part I of mobile terminal metal edge frame, and described first bonnet antenna arm is the Part I of mobile terminal metal back cover, is provided with gap between described first frame antenna arm and the first bonnet antenna arm;
First frame antenna arm and the first bonnet antenna arm are electrically connected with described antenna feed point respectively;
Described first bonnet antenna arm is at least connected to ground by a point.
2. antenna according to claim 1, is characterized in that, also comprises: the bonnet plane of reference, and the described bonnet plane of reference is the Part II of described mobile terminal metal back cover;
Gap is provided with between the described bonnet plane of reference and described first frame antenna arm, the first bonnet antenna arm; The described bonnet plane of reference is connected to ground by multiple point.
3. antenna according to claim 1 and 2, is characterized in that, described first frame antenna arm is in any one state following: unsettled, single-point grounding or multipoint earthing; Described first bonnet antenna arm multipoint earthing.
4. antenna according to claim 1, is characterized in that, also comprises: the second frame antenna arm and the second bonnet antenna arm;
Described second frame antenna arm is the Part II of mobile terminal metal edge frame, and described second bonnet antenna arm is the Part III of mobile terminal metal back cover;
Second frame antenna arm and the second bonnet antenna arm are electrically connected with described antenna feed point respectively;
Described second bonnet antenna arm is at least connected to ground by a point.
5. antenna according to claim 4, is characterized in that,
Described first frame antenna arm and described second frame antenna arm are symmetricly set on top and the bottom of mobile terminal metal edge frame.
6. the antenna according to claim 4 or 5, is characterized in that, described first bonnet antenna arm and described second bonnet antenna arm are symmetricly set on top and the bottom of mobile terminal metal back cover.
7. antenna according to claim 6, is characterized in that, described second frame antenna arm is in any one state following: unsettled, single-point grounding or multipoint earthing; Described second bonnet antenna arm multipoint earthing.
8. antenna according to claim 6, is characterized in that, the width in described gap is more than or equal to 1 millimeter.
9. a mobile terminal, is characterized in that, comprising: the mobile terminal antenna as described in as arbitrary in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470293.4A CN105098330B (en) | 2015-08-04 | 2015-08-04 | Mobile terminal antenna and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470293.4A CN105098330B (en) | 2015-08-04 | 2015-08-04 | Mobile terminal antenna and mobile terminal |
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| CN105098330A true CN105098330A (en) | 2015-11-25 |
| CN105098330B CN105098330B (en) | 2018-08-21 |
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| CN201510470293.4A Active CN105098330B (en) | 2015-08-04 | 2015-08-04 | Mobile terminal antenna and mobile terminal |
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| CN109786936A (en) * | 2017-11-10 | 2019-05-21 | 比亚迪股份有限公司 | The casing assembly and electronic equipment of electronic equipment |
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| CN106814953B (en) * | 2016-12-30 | 2020-05-05 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
| CN106814953A (en) * | 2016-12-30 | 2017-06-09 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
| CN109786936A (en) * | 2017-11-10 | 2019-05-21 | 比亚迪股份有限公司 | The casing assembly and electronic equipment of electronic equipment |
| CN108539391A (en) * | 2018-04-02 | 2018-09-14 | Oppo广东移动通信有限公司 | Production method, antenna module and the electronic equipment of antenna module |
| CN108539391B (en) * | 2018-04-02 | 2020-08-14 | Oppo广东移动通信有限公司 | Manufacturing method of antenna assembly, antenna assembly and electronic equipment |
| CN109193120A (en) * | 2018-08-07 | 2019-01-11 | 瑞声科技(新加坡)有限公司 | antenna system and mobile terminal |
| CN109193120B (en) * | 2018-08-07 | 2021-02-23 | 瑞声科技(新加坡)有限公司 | Antenna system and mobile terminal |
| CN112290200A (en) * | 2020-10-14 | 2021-01-29 | 珠海格力电器股份有限公司 | Antenna structure and electronic equipment |
| CN112701467A (en) * | 2020-11-30 | 2021-04-23 | 维沃移动通信有限公司 | Electronic equipment |
| CN112701467B (en) * | 2020-11-30 | 2024-03-22 | 维沃移动通信有限公司 | Electronic equipment |
| CN112635967A (en) * | 2020-12-07 | 2021-04-09 | Oppo广东移动通信有限公司 | Electronic device |
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