CN103594778B - A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly - Google Patents
A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly Download PDFInfo
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- CN103594778B CN103594778B CN201310567483.9A CN201310567483A CN103594778B CN 103594778 B CN103594778 B CN 103594778B CN 201310567483 A CN201310567483 A CN 201310567483A CN 103594778 B CN103594778 B CN 103594778B
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Abstract
The invention discloses a kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly, described multi-band antenna assembly comprises metal mainboard, the antenna body be connected with described metal mainboard, described antenna body comprises the first antenna branch and the second antenna branch, feed end on described first antenna branch one end connection metal mainboard, the other end connects one first switch, described first switch one end switches the ground end of connection second antenna branch and metal mainboard, described second antenna branch is connected with the ground end of metal mainboard by least one second switch.By the use of the first switch and second switch, same antenna body achieves at least two loop aerial loops cleverly, realization can with single antenna body switch operating in multiple frequency range, multi-band antenna assembly is taken up space significantly reduce, when greatly can also reduce human contact's Metal decorative part, to the weakening degree of antenna performance.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly, relate to a kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly.
Background technology
Along with user promotes the demand of complete machine outward appearance and texture, the complete machine of handheld terminal (as mobile phone) adds the development trend that metal and Metal decorative part are handheld terminal industries, but because metal has shielding action for antenna, therefore the impact of metal pair antenna is very large.When ensureing that complete machine thickness meets ultra-thin demand, existing technology such as Apple cracks on becket, using the radiant body of metal as antenna.But this type of antenna assembly is due to the impact of human contact, be easy to cause user's practical effect poor; And this type of antenna assembly cannot meet adjustment broadband frequency range according to demand, can not cover different frequency ranges, be especially difficult to realize low frequency ultra-wide band and cover.
Summary of the invention
The object of the invention is to overcome above-mentioned defect of the prior art, a kind of multi-band antenna assembly is provided and there is the handheld terminal of this multi-band antenna assembly, solving under the problem that antenna and metal coexist, antenna assembly can also be made to realize being not less than the beamwidth of antenna of five frequency ranges, the communication requirement of the standards such as at least GSM, CDMA, W-SCDMA, TD-SCDMA can be met.
For achieving the above object, technical scheme provided by the invention is as follows:
A kind of multi-band antenna assembly is provided, comprise metal mainboard, also comprise the antenna body be connected with described metal mainboard, described antenna body comprises the first antenna branch and the second antenna branch, feed end on described first antenna branch one end connection metal mainboard, the other end of the first antenna branch connects one first switch, described first switch one end switches the ground end of connection second antenna branch and metal mainboard, described second antenna branch is connected with the ground end of metal mainboard by least one second switch, described first switch and second switch are installed on metal mainboard.
Furthermore, described first antenna branch is connected with described first switch by the first connector, and described second antenna branch is connected with described first switch by the second connector, and the second antenna branch is connected with described second switch by the 3rd connector.
Furthermore, described first connector, the second connector and the 3rd connector are metal clips or metal spring probes connector.
Furthermore, also antenna-matching circuit is provided with between described first antenna branch and feed end.
Furthermore, the vertical range between described first antenna branch and metal mainboard is for being less than or equal to 4 millimeters; The horizontal range of described first antenna branch and the second antenna branch and metal mainboard is for being less than or equal to 6.6 millimeters.
A kind of handheld terminal with above-mentioned multi-band antenna assembly is provided, comprise terminal body, be installed in the metal mainboard on terminal body, first housing, second housing and Metal decorative part, also comprise the antenna body be connected with described metal mainboard, described antenna body comprises the first antenna branch being positioned at the first case inside and the second antenna branch being positioned at the second case inside, feed end on described first antenna branch one end connection metal mainboard, the other end of the first antenna branch connects one first switch, described first switch one end switches the ground end of connection second antenna branch and metal mainboard, described second antenna branch is connected with the ground end of metal mainboard by least one second switch, described first switch and second switch are installed on metal mainboard, described Metal decorative part is unsettled to be arranged between the first antenna branch and the second antenna branch.
Preferably, described Metal decorative part and the first housing and the second housing fixed by dielectric cementation.
Preferably, the distance between described Metal decorative part and metal mainboard is 6.2 millimeters ~ 8.4 millimeters.
Preferably, also comprise and being installed on metal mainboard and the unsettled metal USB seat be arranged between described first antenna branch and the second antenna branch.
Preferably, also antenna-matching circuit is provided with between described first antenna branch and feed end.
Compared with prior art, beneficial effect of the present invention is:
1, by the use of the first switch and second switch, at least two annulars (loop) antenna loop is achieved cleverly on same antenna body, namely, when the first switching over to being connected with described second antenna branch, second switch close and the second antenna branch be connected with the ground end of metal mainboard time, formed and hold by feed end, the first antenna branch, the second antenna branch and metal mainboard the loop aerial formed; When the first switching over to being connected with the ground end of described metal mainboard 1, second switch disconnect time, formed and hold by feed end, the first antenna branch and metal mainboard another loop aerial formed; Carry out frequency range switching by the first switch and second switch, realize with single antenna body switch operating in multiple frequency range, multi-band antenna assembly to be taken up space and significantly reduce, improve antenna performance; Meanwhile, also have structure simple, be easy to the advantages such as realization.
When 2, multi-band antenna assembly being applied on handheld terminal, by by the Metal decorative part on handheld terminal with metal USB seat is unsettled is arranged between the first antenna branch and the second antenna branch, namely Metal decorative part and metal USB seat are enclosed in loop aerial inside, due to the particularity of loop aerial CURRENT DISTRIBUTION, cannot have influence on the surface current of antenna at the unsettled Metal decorative part of inner antenna and metal USB seat, therefore Metal decorative part just cannot produce antenna performance and disturb.Achieve and having Metal decorative part, USB etc. to deposit in case, realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) the beamwidth of antenna, and guarantee generation good resonance.The communication requirement of at least standard such as GSM, CDMA, W-SCDMA, TD-SCDMA can be met, practical.
3 and by the setting of Crossed Circle (loop) antenna loop, and be arranged between the first antenna branch and the second antenna branch, when greatly reducing human contact's Metal decorative part, to the weakening degree of antenna performance by unsettled to Metal decorative part and metal USB seat etc.
Below in conjunction with drawings and Examples, multi-band antenna assembly of the present invention and the handheld terminal with this multi-band antenna assembly are described further.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram of a kind of multi-band antenna assembly of the present invention;
Fig. 2 is one of structural representation of a kind of multi-band antenna assembly of the present invention;
Fig. 3 is the structural representation two of a kind of multi-band antenna assembly of the present invention;
Fig. 4 is the structural representation of a kind of handheld terminal of the present invention.
In accompanying drawing, the name list representated by each label is as follows:
1. metal mainboard, 2. antenna body, 21. first antenna branch, 211. the first connector, 22. second antenna branch, 221. second connectors, 222. the 3rd connector, 23. first switches, 24. second switches, 3. feed end, 4. antenna-matching circuit, 50. terminal body, 51. first housings, 52. the second housing, 53. Metal decorative parts, 54. metal USB seats.
Embodiment
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.
More details are set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Embodiment 1
The present embodiment provides a kind of multi-band antenna assembly.Described multi-band antenna assembly can be widely used on the handheld terminals such as mobile phone, PAD, palmtop PC.
With reference to Fig. 1, Fig. 2 and Fig. 3, multi-band antenna assembly according to an embodiment of the invention, comprise metal mainboard 1, also comprise the antenna body 2 be connected with described metal mainboard 1, described antenna body 2 comprises the first antenna branch 21 and the second antenna branch 22, feed end 3 on described first antenna branch 21 one end connection metal mainboard 1, the other end of the first antenna branch 21 connects one first switch 23, described first switch 23 one end switches the ground end of connection second antenna branch 22 and metal mainboard 1, described second antenna branch 22 is connected with the ground end of metal mainboard 1 by least one second switch 24, described first switch 23 and second switch 24 are installed on metal mainboard 1, antenna-matching circuit 4 is also provided with between described first antenna branch 21 and feed end 3.
Concrete, described first switch 23 can be single-pole double-throw switch (SPDT) or single pole multiple throw, and in the present embodiment, preferably, described first switch 23 is single-pole double-throw switch (SPDT).
Obvious, in actual application, the quantity of described second switch 24 can be one, and also can be two or more, concrete quantity can set according to actual conditions; And described second switch 24 can be single-pole single-throw switch (SPST), single-pole double-throw switch (SPDT) or single pole multiple throw; In the present embodiment, preferably, described second switch 24 is single-pole single-throw switch (SPST).In addition, adjustment setting can be carried out according to concrete frequency range and complete machine structure in the position of described first switch 23 and second switch 24.
By the use of the first switch 23 and second switch 24, on same antenna body 2, achieve at least two annulars (loop) antenna loop cleverly.Namely, be connected with described second antenna branch 22 when the first switch 23 switches to, second switch 24 is closed when second antenna branch 22 is connected with the ground end of metal mainboard 1, form the loop aerial be made up of the ground end of feed end 3, first antenna branch 21, second antenna branch 22 and metal mainboard 1; Be connected with the ground end of described metal mainboard 1 when the first switch 23 switches to, second switch 24 is when disconnecting, form another loop aerial be made up of the ground end of feed end 3, first antenna branch 21 and metal mainboard 1.Therefore, carry out frequency range switching by the first switch 23 and second switch 24, realize with single antenna body switch operating in multiple frequency range, multi-band antenna assembly to be taken up space and significantly reduce, improve antenna performance; Meanwhile, also have structure simple, be easy to the advantages such as realization.
Furthermore, described first antenna branch 21 is connected with described first switch 23 by the first connector 211, described second antenna branch 22 is connected with described first switch 23 by the second connector 221, and the second antenna branch 22 is connected with described second switch 24 by the 3rd connector 222.In the present embodiment, preferably, described first connector 211, second connector 221 and the 3rd connector 222 are metal clips or metal spring probes (pogo-pin) connector.
Particularly, described first antenna branch 21, first connector 211 is the public part of at least two loop aerials, and it is metal material, is also the radiating element of high frequency.Described second antenna branch 22, second connector 221, the 3rd connector 222 are also metal material.Further, the vertical range between described first antenna branch 21 and metal mainboard 1 is for being less than or equal to 4 millimeters; The horizontal range of described first antenna branch 21 and the second antenna branch 22 and metal mainboard 1 is for being less than or equal to 6.6 millimeters.
In the present embodiment, more specifically, when multi-band antenna assembly of the present invention is applied on handheld terminal, if system works is at least 824MHz ~ 960MHz frequency range, first switch 23 switches to and is connected with the second antenna branch 22, the electrical connection of conducting first connector 211 and the second connector 221, thus the electrical connection of conducting first antenna branch 21 and the second antenna branch 22, second switch 24 closes, conducting the 3rd connector 222 is electrically connected with the ground end of metal mainboard 1, thus the electrical connection of conducting second antenna branch 22 and metal mainboard 1.Now form a loop aerial by the ground end of feed end 3, first antenna branch 21, first connector 211, second connector 221, second antenna branch 22, third antenna branch 222 and metal mainboard 1, whole signal path is: the ground end of feed end 3 → the first antenna branch 21 → the first connector 211 → the second connector 221 → the second antenna branch the 22 → three connector 222 → metal mainboard 1.If system works is at least 1710MHz ~ 2170MHz frequency range, the first switch 23 switches to and is connected with the ground end of metal mainboard 1, and the electrical connection of conducting first connector 211 and metal mainboard 1, second switch 24 disconnects.Now form another loop aerial by the ground end of feed end 3, first antenna branch 21, first connector 211 and metal mainboard 1, whole signal path is: the ground end of feed end 3 → the first antenna branch 21 → the first connector 211 → metal mainboard 1.
When multi-band antenna assembly of the present invention is applied on handheld terminal, described first antenna branch 21 is separately positioned on inside the upper lower casing of corresponding handheld terminal to second day inferior division 22, the Metal decorative part so handheld terminal existed, the metalworks such as metal USB seat can unsettledly be arranged between described first antenna branch 21 and the second antenna branch 22, by Metal decorative part, the metalworks such as metal USB seat are enclosed in loop aerial inside, due to the particularity of loop aerial CURRENT DISTRIBUTION, electric current has skin effect, the surface current of antenna cannot be had influence at the unsettled Metal decorative part of inner antenna and metal USB seat, therefore Metal decorative part just cannot produce antenna performance and disturb.Present invention achieves, deposit in case having Metal decorative part, metal USB seat etc., realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) beamwidth of antenna, and guarantee generation good resonance.The communication requirement of at least standard such as GSM, CDMA, W-SCDMA, TD-SCDMA can be met, practical.Solve the problem that metalwork affects antenna performance; And pass through the setting of Crossed Circle (loop) antenna loop, when greatly reducing the piece installing of human contact's metal, to the weakening degree of antenna performance.
Embodiment 2
The present embodiment provides a kind of handheld terminal with above-mentioned multi-band antenna assembly, and the present invention is referred to as handheld terminal, comprises on the handheld terminals such as mobile phone, PAD, palmtop PC.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, handheld terminal according to an embodiment of the invention, comprise terminal body 50, be installed in the metal mainboard 1 on terminal body 50, first housing 51, second housing 52 and Metal decorative part 53, also comprise the antenna body 2 be connected with described metal mainboard 1, described antenna body 2 comprises the first antenna branch 21 be positioned at inside the first housing 51 and the second antenna branch 22 be positioned at inside the second housing 52, certainly, if described first housing 51 and/or the second housing 52 are metal shell, so corresponding headroom setting between antenna branch and metal shell, feed end 3 on described first antenna branch 21 one end connection metal mainboard 1, the other end of the first antenna branch 21 connects one first switch 23, described first switch 23 one end switches the ground end of connection second antenna branch 22 and metal mainboard 1, described second antenna branch 22 is connected with the ground end of metal mainboard 1 by least one second switch 24, is also provided with antenna-matching circuit 4 between described first antenna branch 21 and feed end 3, described first switch 23 and second switch 24 are installed on metal mainboard 1, and described Metal decorative part 53 is unsettled to be arranged between the first antenna branch 21 and the second antenna branch 22.
Concrete, described first switch 23 can be single-pole double-throw switch (SPDT) or single-pole single-throw switch (SPST), and in the present embodiment, preferably, described first switch 23 is single-pole double-throw switch (SPDT).
Obvious, in actual application, the quantity of described second switch 24 can be one, and also can be two or more, concrete quantity can set according to actual conditions; And described second switch 24 can be single-pole single-throw switch (SPST), single-pole double-throw switch (SPDT) or single pole multiple throw; In the present embodiment, preferably, described second switch 24 is single-pole single-throw switch (SPST).In addition, adjustment setting can be carried out according to concrete frequency range and complete machine structure in the position of described first switch 23 and second switch 24.
Preferably, described antenna body 2 can be flexible FPC material, also can be the conductor piece of non-flexible material.
Preferably, described Metal decorative part 53 can adopt the electric conducting material manufactures such as aluminium, iron, gold to form, and itself and the first housing 51 and the second housing 52 are fixed by dielectric is sticky; Distance between described Metal decorative part 53 and metal mainboard 1 is 6.2 millimeters ~ 8.4 millimeters.
Preferably, also comprise and being installed on metal mainboard 1 and the unsettled metal USB seat 54 be arranged between described first antenna branch 21 and the second antenna branch 22.Certainly, unsettled its metalwork can also be set between described first antenna branch 21 and the second antenna branch 22.
In the present embodiment, as the preferred scheme of one, described first antenna branch 21 is connected with described first switch 23 by the first connector 211, described second antenna branch 22 is connected with described first switch 23 by the second connector 221, and the second antenna branch 22 is connected with described second switch 24 by the 3rd connector 222.In the present embodiment, preferably, described first connector 211, second connector 221 and the 3rd connector 222 are metal clips or metal spring probes (pogo-pin) connector.
Particularly, described first antenna branch 21, first connector 211 is the public part of at least two loop aerials, and it is metal material, is also the radiating element of high frequency.Described second antenna branch 22, second connector 221, the 3rd connector 222 are also metal material.Further, the vertical range between described first antenna branch 21 and metal mainboard 1 is for being less than or equal to 4 millimeters; The horizontal range of described first antenna branch 21 and the second antenna branch 22 and metal mainboard 1 is for being less than or equal to 6.6 millimeters.
In the present embodiment, when handheld terminal be operated at least 824MHz ~ 960MHz frequency range time, first switch 23 switches to and is connected with the second antenna branch 22, the electrical connection of conducting first connector 211 and the second connector 221, second switch 24 closes, the electrical connection of conducting the 3rd connector 222 and metal mainboard 1 ground end.Now form a loop aerial by the ground end of feed end 3, first antenna branch 21, first connector 211, second connector 221, second antenna branch 22, third antenna branch 222 and metal mainboard 1, whole signal path is: feed end 3 → the first antenna branch 21 → the first connector 211 → the second connector 221 → the second antenna branch the 22 → three connector 222 → metal mainboard 1 ground end.When handheld terminal be operated at least 1710MHz ~ 2170MHz frequency range time, the first switch 23 switches to and is connected with the ground end of metal mainboard 1, and the electrical connection of conducting first connector 211 and metal mainboard 1, second switch 24 disconnects.Now form another loop aerial by the ground end of feed end 3, first antenna branch 21, first connector 211 and metal mainboard 1, whole signal path is: feed end 3 → the first antenna branch 21 → the first connector 211 → metal mainboard 1 ground end.
Due to described Metal decorative part 53 with metal USB seat 54 is unsettled is arranged between the first antenna branch and the second antenna branch, namely Metal decorative part and metal USB seat are enclosed in loop aerial inside, due to the particularity of loop aerial CURRENT DISTRIBUTION, electric current has skin effect, cannot have influence on the surface current of antenna at the unsettled Metal decorative part 53 of inner antenna and metal USB seat 54, therefore Metal decorative part just cannot produce antenna performance and disturb.Achieve and having Metal decorative part, USB etc. to deposit in case, realization is not less than five frequency ranges and (at least comprises following frequency range: 824MHz-894MHz, 880MHz-960MHz, 1710MHz-1880MHz, 1850MHz-1990MHz, 1920MHz-2170MHz) the beamwidth of antenna, and guarantee generation good resonance.The communication requirement of at least standard such as GSM, CDMA, W-SCDMA, TD-SCDMA can be met, and when can greatly reduce human contact's Metal decorative part, to the weakening degree of antenna performance, practical.
Above-described embodiment is the present invention's preferably execution mode; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. a multi-band antenna assembly, comprise metal mainboard (1), it is characterized in that, also comprise the antenna body (2) be connected with described metal mainboard (1), described antenna body (2) comprises the first antenna branch (21) and the second antenna branch (22), feed end (3) on described first antenna branch (21) one end connection metal mainboard (1), the other end of the first antenna branch (21) connects one first switch (23), described first switch (23) one end switches the ground end of connection second antenna branch (22) and metal mainboard (1), described second antenna branch (22) is connected by the ground end of at least one second switch (24) with metal mainboard (1), described first switch (23) and second switch (24) are installed on metal mainboard (1).
2. multi-band antenna assembly according to claim 1, it is characterized in that, described first antenna branch (21) is connected with described first switch (23) by the first connector (211), described second antenna branch (22) is connected with described first switch (23) by the second connector (221), and the second antenna branch (22) is connected with described second switch (24) by the 3rd connector (222).
3. multi-band antenna assembly according to claim 2, is characterized in that, described first connector (211), the second connector (221) and the 3rd connector (222) are metal clips or metal spring probes connector.
4. multi-band antenna assembly according to claim 1, is characterized in that, is also provided with antenna-matching circuit (4) between described first antenna branch (21) and feed end (3).
5. multi-band antenna assembly according to claim 1, is characterized in that, the vertical range between described first antenna branch (21) and metal mainboard (1) is for being less than or equal to 4 millimeters; The horizontal range of described first antenna branch (21) and the second antenna branch (22) and metal mainboard (1) is for being less than or equal to 6.6 millimeters.
6. one kind has the handheld terminal of the multi-band antenna assembly described in claim 1 to 5 any one, comprise terminal body (50), be installed in the metal mainboard (1) on terminal body (50), first housing (51), second housing (52) and Metal decorative part (53), it is characterized in that, also comprise the antenna body (2) be connected with described metal mainboard (1), described antenna body (2) comprises the first antenna branch (21) being positioned at the first housing (51) inner side and the second antenna branch (22) being positioned at the second housing (52) inner side, feed end (3) on described first antenna branch (21) one end connection metal mainboard (1), the other end of the first antenna branch (21) connects one first switch (23), described first switch (23) one end switches the ground end of connection second antenna branch (22) and metal mainboard (1), described second antenna branch (22) is connected by the ground end of at least one second switch (24) with metal mainboard (1), described first switch (23) and second switch (24) are installed on metal mainboard (1), described Metal decorative part (53) is unsettled to be arranged between the first antenna branch (21) and the second antenna branch (22).
7. handheld terminal according to claim 6, is characterized in that, described Metal decorative part (53) is determined by dielectric cementation with the first housing (51) and the second housing (52).
8. the handheld terminal according to claim 6 or 7, is characterized in that, the distance between described Metal decorative part (53) and metal mainboard (1) is 6.2 millimeters ~ 8.4 millimeters.
9. handheld terminal according to claim 6, is characterized in that, also comprises and being installed on metal mainboard (1) and the unsettled metal USB seat (54) be arranged between described first antenna branch (21) and the second antenna branch (22).
10. handheld terminal according to claim 6, is characterized in that, is also provided with antenna-matching circuit (4) between described first antenna branch (21) and feed end (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567483.9A CN103594778B (en) | 2013-11-13 | 2013-11-13 | A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310567483.9A CN103594778B (en) | 2013-11-13 | 2013-11-13 | A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly |
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| Publication Number | Publication Date |
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| CN103594778A CN103594778A (en) | 2014-02-19 |
| CN103594778B true CN103594778B (en) | 2016-04-06 |
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| CN201310567483.9A Active CN103594778B (en) | 2013-11-13 | 2013-11-13 | A kind of multi-band antenna assembly and there is the handheld terminal of this multi-band antenna assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779670A (en) * | 2014-02-24 | 2014-05-07 | 联想(北京)有限公司 | Antenna |
| CN107403999B (en) * | 2016-05-18 | 2022-04-19 | 中兴通讯股份有限公司 | Tunable antenna |
| KR102267709B1 (en) * | 2017-03-24 | 2021-06-23 | 삼성전자주식회사 | Electronic device comprising antenna |
| CN107508035A (en) * | 2017-08-08 | 2017-12-22 | 惠州硕贝德无线科技股份有限公司 | A kind of antenna scheme for improving mobile phone number of people hand data |
| CN110034384B (en) * | 2018-01-11 | 2021-06-15 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| CN109103570B (en) * | 2018-08-03 | 2020-08-21 | 瑞声精密制造科技(常州)有限公司 | Loop antenna system and mobile terminal |
| CN110649368B (en) * | 2019-09-29 | 2021-09-28 | 捷开通讯(深圳)有限公司 | Antenna assembly and electronic equipment |
| KR20220108184A (en) | 2019-12-23 | 2022-08-02 | 후아웨이 테크놀러지 컴퍼니 리미티드 | printed antenna |
| CN111029730B (en) * | 2019-12-26 | 2021-09-28 | 惠州Tcl移动通信有限公司 | Antenna structure and mobile terminal |
| CN118337897A (en) * | 2020-07-30 | 2024-07-12 | 荣耀终端有限公司 | Lens decoration assembly and electronic equipment |
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| US6700540B2 (en) * | 2002-02-14 | 2004-03-02 | Ericsson, Inc. | Antennas having multiple resonant frequency bands and wireless terminals incorporating the same |
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| CN102544703A (en) * | 2010-11-18 | 2012-07-04 | 富士通株式会社 | Antenna device and wireless communication apparatus |
| CN102569990A (en) * | 2010-12-17 | 2012-07-11 | 宏达国际电子股份有限公司 | Handheld device and planar antenna thereof |
| CN203521596U (en) * | 2013-11-13 | 2014-04-02 | 广东欧珀移动通信有限公司 | Multiband antenna device and handheld terminal with same |
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| CN103594778A (en) | 2014-02-19 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: Guangdong Opel Mobile Communications Co., Ltd. |