CN203895602U - Novel loop antenna device - Google Patents
Novel loop antenna device Download PDFInfo
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- CN203895602U CN203895602U CN201420295049.XU CN201420295049U CN203895602U CN 203895602 U CN203895602 U CN 203895602U CN 201420295049 U CN201420295049 U CN 201420295049U CN 203895602 U CN203895602 U CN 203895602U
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Abstract
A novel loop antenna device is provided. The novel loop antenna device comprises a PCB, a metal frame and an antenna part; one end of the PCB is provided with a clear and unoccupied zone; the metal frame is arranged at the edges of the PCB; the metal frame forms two gaps at the bottom edge of the clear and unoccupied zone; a main body metal frame radiation body is formed between the gaps; a parasitic metal frame radiation body is formed at one side of one of the gaps; the antenna part includes a matching circuit and an antenna body; one end of the antenna body is connected with the PCB through the matching circuit; the other end of the antenna body is connected with the main body metal frame radiation body; one end of the main body metal frame radiation body is provided with a main body radiation sheet; one end of the main body radiation sheet is connected with the PCB through an end load circuit; one end of the parasitic metal frame radiation body is provided with a parasitic radiation sheet; and one end of the parasitic radiation sheet is connected with the PCB. According to the antenna device, a loop antenna resonance adjustment range can be extended, and the convenience of antenna resonance adjustment can be improved. The novel loop antenna device can provide wide bandwidth in high frequency and can be used as a multi-frequency antenna.
Description
Technical field
The utility model belongs to antenna technical field, is specifically related to a kind of antenna assembly for the electronic equipment with metal edge frame.
Background technology
Have profile attractive in appearance, fashion with the electronic equipment of metal edge frame, be more and more subject to consumers in general's welcome, especially wider with the mobile phone range of application of metal edge frame, therefore each main flow cell phone manufacturer releases metallic mobile phone one after another.But, because metal edge frame has been occupied the traditional antenna system of electronic equipment, traditional IFA and Monopole antenna performance are sharply declined, adopt the metallic mobile phone of traditional antenna, radiation and receptivity are poor.In order to address this problem, there is document to propose loop antenna apparatus that a kind of gap participates in radiation as solution, for example in " a kind of gap participates in the loop antenna system of radiation " literary composition, propose, a kind of gap participates in the antenna system of radiation, but this antenna system track lengths is subject to the restriction of mobile phone frame structure: when gap, base is larger to side frame distance, total line length of loop aerial can reduce, and therefore can not ensure that antenna produces resonance in low frequency position.
Utility model content
In order to overcome the defect existing in prior art, the utility model provides a kind of New Ring-like Type antenna assembly.The concrete technical scheme of the utility model is as follows:
A kind of New Ring-like Type antenna assembly, is applicable to have the mobile terminal of metal edge frame, and metal edge frame surrounds an inner space; Antenna assembly comprises pcb board and antenna part, and pcb board is arranged in the inner space that metal edge frame surrounds; In pcb board, be provided with a headroom district, the first metal edge frame of headroom district and metal edge frame is adjacent; The first metal edge frame offers the first gap and the second gap, the first metal edge frame is divided into three parts by the first gap and the second gap, it between the first gap and the second gap, is wherein base metal frame radiant body, the first gap is parasitic metal frame radiant body away from a side in the second gap, and the first gap is for regulating the coupling coefficient between base metal frame radiant body and parasitic metal frame radiant body;
Antenna part comprises match circuit and the first main body radiation fin, and one end of the first main body radiation fin is connected with pcb board by match circuit, and the other end of the first main body radiation fin is connected with base metal frame radiant body; Antenna part also comprises the second main body radiation fin, and one end of the second main body radiation fin is connected near the one end in gap with base metal frame radiant body, the other end of the second main body radiation fin be connected with pcb board by live road, one end;
Parasitic metal frame radiant body is provided with a parasitic radiation sheet, and parasitic radiation sheet is bending structure, and one end of parasitic radiation sheet is connected with parasitic metal frame radiant body, and the other end of parasitic radiation sheet is connected with pcb board;
The first main body radiation fin, base metal frame radiant body, the second main body radiation fin and end live road are for generation of low-frequency resonant frequency and triple-frequency harmonics high-frequency resonant frequency;
Parasitic radiation sheet, parasitic metal frame radiant body and end live road are for generation of medium-high frequency resonance.
Preferably, metal edge frame is located at the edge of pcb board, and is connected with pcb board.
Preferably, the first main body radiation fin is bending structure.
Preferably, at least two lamped element series/parallel compositions of end live route.
Preferably, end live route one inductance and capacitances in series composition.
Compared with prior art, the antenna assembly that the utility model provides, the problem that while having solved loop aerial curtailment, resonance point cannot arrive, increase loop aerial resonance adjustable range, effectively improve the convenience that antenna resonance regulates, and can provide very wide bandwidth at high frequency, can use as multifrequency antenna.
Brief description of the drawings
Fig. 1 is antenna assembly assembly drawing;
Fig. 2 is antenna Local map;
Fig. 3 is antenna practical frequency response diagram;
Fig. 4 is antenna efficiency by inputoutput test figure;
Fig. 5 is antenna simulation efficiency figure.
Wherein, 100-PCB plate, 200-antenna part, 300-headroom district, 400-metal outer frame, 210-the first gap, the 210 '-the second gap, 201-the first main body radiation fin, 202-base metal frame radiant body, 203-parasitic radiation sheet, the parasitic metal frame radiant body of 204-, 205-match circuit, 206-end live road, 207-the second main body radiation fin.
Embodiment
Describe the utility model below in conjunction with accompanying drawing in detail in the mode of embodiment.
Embodiment 1
The present embodiment provides a kind of antenna assembly being applicable to the hand-held mobile communication terminal of metal edge frame, is applicable to have the mobile terminal of metal edge frame 400, and metal edge frame 400 surrounds an inner space; Antenna assembly comprises pcb board 100 and antenna part 200, and pcb board 100 is arranged in this inner space.Specifically in the present embodiment, metal edge frame 400 is located at the edge of pcb board 100, and is connected with pcb board 100.Certainly, protection range of the present utility model does not limit this.In pcb board 100, be provided with a headroom district 300, headroom district 300 is adjacent with the first metal edge frame 401 of metal edge frame 400; The first metal edge frame 401 offers the first gap 210 and the second gap 210 ', the first gap 210 and the second gap 210 ' are symmetrically distributed on the first metal edge frame 401, the first metal edge frame 401 is divided into three parts, between the first gap 210 and the second gap 210 ', be wherein that base metal frame radiant body 202, the first gaps 210 are parasitic metal frame radiant body 204 away from a side in the second gap 210 '.Base metal frame radiant body 202 and parasitic metal frame radiant body 204 are a part for metal edge frame 400 1 frames, concrete, are a part for the first metal edge frame 401.The first gap 210 is for regulating the coupling coefficient between base metal frame radiant body 202 and parasitic metal frame radiant body 204;
Antenna part 200 comprises that one end of match circuit 205 and the first main body radiation fin 201, the first main body radiation fins 201 is connected with pcb board 100 by match circuit 205, and the other end of the first main body radiation fin 201 is connected with base metal frame radiant body 202.In the present embodiment, the first main body radiation fin 201 is bending structure, by bending structure, and total length that on the one hand can flexible antenna; On the other hand can flexible the spacing of the first main body radiation fin 201 and base metal frame radiant body 202, thereby can control flexibly the coupling between the two, reach the effect of tuned antenna frequency response and radiance, certainly, other bending form is also the effect that likely reaches similar; But the utility model does not limit this, other are as linear structure etc., also in protection range of the present utility model.Antenna part 200 also comprises the second main body radiation fin 207, one end of the second main body radiation fin 207 is connected near the one end in gap 210 with base metal frame radiant body 202, the other end of the second main body radiation fin 207 be connected with pcb board 100 by live road 206, one end;
Parasitic metal frame radiant body 204 is provided with a parasitic radiation sheet 203, and parasitic radiation sheet 203 is bending structure, and one end of parasitic radiation sheet 203 is connected with parasitic metal frame radiant body 204, and the other end of parasitic radiation sheet 203 is connected with pcb board 100; Obviously, parasitic radiation sheet 203 and the second main body radiation fin 207 are separately positioned on the both sides in the first gap 210, form the Radiation Module cooperatively interacting.Specifically in the present embodiment, between parasitic radiation sheet 203 connecting PCB boards and parasitic metal frame radiant body 204 ends (near the part in gap), can effectively increase the equivalent radiated power volume of antenna, thereby significantly increase the radiance of this antenna in medium-high frequency.
The first main body radiation fin 201, base metal frame radiant body 202, the second main body radiation fin 207 and end live road 206 are for generation of low-frequency resonant frequency and triple-frequency harmonics high-frequency resonant frequency;
Parasitic radiation sheet 203, parasitic metal frame radiant body 204 and end live road 206 are for generation of medium-high frequency resonance.
The New Ring-like Type antenna assembly that the present embodiment provides, by on the basis of existing antenna, in antenna end, live road, one end is set, the problem that while well having solved loop aerial curtailment, resonance point cannot arrive, increase the resonance range of loop aerial, and this antenna assembly can provide very wide bandwidth, can be used as multifrequency antenna and use.
Embodiment 2
The present embodiment provides a kind of antenna assembly being applicable to the hand-held mobile communication terminal of metal edge frame, is applicable to have the mobile terminal of metal edge frame 400, and metal edge frame 400 surrounds an inner space; Antenna assembly comprises pcb board 100 and antenna part 200, and pcb board 100 is arranged in this inner space.Specifically in the present embodiment, metal edge frame 400 is located at the edge of pcb board 100, and is connected with pcb board 100.Certainly, the utility model does not limit this.In pcb board 100, be provided with a headroom district 300, headroom district 300 is adjacent with the first metal edge frame 401 of metal edge frame 400; The first metal edge frame 401 offers the first gap 210 and the second gap 210 ', the first gap 210 and the second gap 210 ' are symmetrically distributed on the first metal edge frame 401, the first metal edge frame 401 is divided into three parts, between the first gap 210 and the second gap 210 ', be wherein that base metal frame radiant body 202, the first gaps 210 are parasitic metal frame radiant body 204 away from a side in the second gap 210 '.Base metal frame radiant body 202 and parasitic metal frame radiant body 204 are a part for metal edge frame 400 1 frames, concrete, are a part for the first metal edge frame 401.The first gap 210 is for regulating the coupling coefficient between base metal frame radiant body 202 and parasitic metal frame radiant body 204;
Antenna part 200 comprises match circuit 205 and the first main body radiation fin 201, one end of the first main body radiation fin 201 is connected with pcb board 100 by match circuit 205, the other end of the first main body radiation fin 201 is connected with base metal frame radiant body 202, and the first main body radiation fin 201 is bending structure.Antenna part 200 also comprises the second main body radiation fin 207, one end of the second main body radiation fin 207 is connected near the one end in gap 210 with base metal frame radiant body 202, the other end of the second main body radiation fin 207 be connected with pcb board 100 by live road 206, one end;
Parasitic metal frame radiant body 204 is provided with a parasitic radiation sheet 203, and parasitic radiation sheet 203 is bending structure, and one end of parasitic radiation sheet 203 is connected with parasitic metal frame radiant body 204, and the other end of parasitic radiation sheet 203 is connected with pcb board 100; Obviously, parasitic radiation sheet 203 and the second main body radiation fin 207 are separately positioned on the both sides in the first gap 210, form the Radiation Module cooperatively interacting.
Specifically, in the present embodiment, end live road 206 is made up of an inductance and a capacitances in series, by inductance value and the capacitance on live road, adjustable side 206, the resonance location of antenna can be adjusted flexibly, accurately, and the high frequency bandwidth of loop antenna apparatus can be expanded.Certainly; the form on the end live road 206 that the utility model provides is not limited to this; for example also can provide a kind of by the end live road 206 of inductance and Capacitance parallel connection form, the end live road of other form that other those skilled in the art easily expect, also in protection range of the present utility model.
Loop antenna apparatus of the present utility model, can lengthen the electrical length of loop antenna apparatus, well solves loop antenna apparatus cabling space when not enough, and length cannot reach the problem of resonance point not; By inductance value and capacitance and the connection in series-parallel form on live road, adjustable side 4, can adjust flexibly, accurately the resonance location of antenna, and can expand the high frequency bandwidth of loop antenna apparatus.
Disclosed is above only several specific embodiments of the application, but the not limited thereto the changes that any person skilled in the art can think of of the application all should drop in the application's protection range.
Claims (5)
1. a New Ring-like Type antenna assembly, be applicable to the to there is metal edge frame mobile terminal of (400), described metal edge frame (400) surrounds an inner space; Described antenna assembly comprises pcb board (100) and antenna part (200), and described pcb board (100) is arranged in described inner space; In described pcb board (100), be provided with a headroom district (300), described headroom district (300) is adjacent with described metal edge frame (400); It is characterized in that:
Described metal edge frame (400) offers the first gap (210) and the second gap (210 ') with described headroom district (300) adjacent, and described the first gap (210) is divided into base metal frame radiant body (202) and parasitic metal frame radiant body (204) with described the second gap (210 ') by described metal edge frame (400);
Described antenna part (200) comprises match circuit (205) and the first main body radiation fin (201), one end of described the first main body radiation fin (201) is connected with described pcb board (100) by described match circuit (205), and the other end of described the first main body radiation fin (201) is connected with described base metal frame radiant body (202); Described antenna part (200) also comprises the second main body radiation fin (207), one end of described the second main body radiation fin (207) and described base metal frame radiant body (202) are connected near the one end in described gap (210), the other end of described the second main body radiation fin (207) be connected with described pcb board (100) by live road, one end (206);
Described parasitic metal frame radiant body (204) is provided with a parasitic radiation sheet (203), described parasitic radiation sheet (203) is bending structure, one end of described parasitic radiation sheet (203) is connected with described parasitic metal frame radiant body (204), and the other end of described parasitic radiation sheet (203) is connected with described pcb board (100).
2. a kind of New Ring-like Type antenna assembly according to claim 1, is characterized in that, described metal edge frame (400) is located at the edge of described pcb board (100), and is connected with described pcb board (100).
3. a kind of New Ring-like Type antenna assembly according to claim 2, is characterized in that, described the first main body radiation fin (201) is bending structure.
4. a kind of New Ring-like Type antenna assembly according to claim 2, is characterized in that, described end live road (206) is made up of at least two lamped element series/parallels.
5. a kind of New Ring-like Type antenna assembly according to claim 2, is characterized in that, described end live road (206) is made up of an inductance and a capacitances in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420295049.XU CN203895602U (en) | 2014-06-05 | 2014-06-05 | Novel loop antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420295049.XU CN203895602U (en) | 2014-06-05 | 2014-06-05 | Novel loop antenna device |
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| CN203895602U true CN203895602U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420295049.XU Expired - Fee Related CN203895602U (en) | 2014-06-05 | 2014-06-05 | Novel loop antenna device |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104852122A (en) * | 2015-06-09 | 2015-08-19 | 联想(北京)有限公司 | Electronic equipment and antenna device |
| CN105006647A (en) * | 2015-08-04 | 2015-10-28 | 常熟泓淋电子有限公司 | Composite 4G metal ring antenna |
| CN105633552A (en) * | 2015-12-25 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Combined antenna system and mobile terminal |
| CN105811104A (en) * | 2014-12-31 | 2016-07-27 | 联想(北京)有限公司 | Electronic equipment |
| CN105897962A (en) * | 2015-02-06 | 2016-08-24 | 三星电子株式会社 | Electronic device with cover |
| CN105977614A (en) * | 2016-05-30 | 2016-09-28 | 北京小米移动软件有限公司 | Communication antenna, control method, control device, and control terminal of communication antenna |
| CN106099319A (en) * | 2016-07-08 | 2016-11-09 | 乐视控股（北京）有限公司 | A kind of tunable antenna and mobile terminal |
| CN106532254A (en) * | 2015-09-11 | 2017-03-22 | 上海乐今通信技术有限公司 | Communication terminal |
| WO2017092496A1 (en) * | 2015-12-03 | 2017-06-08 | 小米科技有限责任公司 | Terminal housing and terminal |
| CN106848607A (en) * | 2017-01-11 | 2017-06-13 | 瑞声科技（南京）有限公司 | A kind of antenna assembly |
| EP3229316A1 (en) * | 2016-04-08 | 2017-10-11 | Beijing Xiaomi Mobile Software Co., Ltd. | Antenna for terminal |
| CN107275761A (en) * | 2016-04-08 | 2017-10-20 | 北京小米移动软件有限公司 | The antenna of terminal |
| CN107681249A (en) * | 2016-07-21 | 2018-02-09 | 深圳富泰宏精密工业有限公司 | Antenna structure and the radio communication device with the antenna structure |
| CN108808221A (en) * | 2018-06-19 | 2018-11-13 | 深圳市万普拉斯科技有限公司 | antenna system and mobile terminal |
| CN108808219A (en) * | 2018-05-25 | 2018-11-13 | 浙江大学 | A kind of Novel movable device antenna |
| US10530912B2 (en) | 2015-02-06 | 2020-01-07 | Samsung Electronics Co., Ltd. | Electronic device including display with bent area |
| US10622702B2 (en) | 2014-12-26 | 2020-04-14 | Byd Company Limited | Mobile terminal and antenna of mobile terminal |
| US10665924B2 (en) | 2015-02-06 | 2020-05-26 | Samsung Electronics Co., Ltd | Housing, manufacturing method thereof, and electronic device having the housing |
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| CN111816985A (en) * | 2020-06-10 | 2020-10-23 | 昆山睿翔讯通通信技术有限公司 | Antenna system suitable for mobile terminal in metal middle frame form and mobile terminal |
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2014
- 2014-06-05 CN CN201420295049.XU patent/CN203895602U/en not_active Expired - Fee Related
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| US10622702B2 (en) | 2014-12-26 | 2020-04-14 | Byd Company Limited | Mobile terminal and antenna of mobile terminal |
| CN105811104A (en) * | 2014-12-31 | 2016-07-27 | 联想(北京)有限公司 | Electronic equipment |
| CN105811104B (en) * | 2014-12-31 | 2020-09-25 | 联想(北京)有限公司 | Electronic device |
| US11611141B2 (en) | 2015-02-06 | 2023-03-21 | Samsung Electronics Co., Ltd | Housing, manufacturing method thereof, and electronic device having the housing |
| CN105897962A (en) * | 2015-02-06 | 2016-08-24 | 三星电子株式会社 | Electronic device with cover |
| US10530912B2 (en) | 2015-02-06 | 2020-01-07 | Samsung Electronics Co., Ltd. | Electronic device including display with bent area |
| US10665924B2 (en) | 2015-02-06 | 2020-05-26 | Samsung Electronics Co., Ltd | Housing, manufacturing method thereof, and electronic device having the housing |
| US11575779B2 (en) | 2015-02-06 | 2023-02-07 | Samsung Electronics Co., Ltd. | Electronic device including display with bent area |
| CN104852122A (en) * | 2015-06-09 | 2015-08-19 | 联想(北京)有限公司 | Electronic equipment and antenna device |
| CN105006647A (en) * | 2015-08-04 | 2015-10-28 | 常熟泓淋电子有限公司 | Composite 4G metal ring antenna |
| CN105006647B (en) * | 2015-08-04 | 2016-07-06 | 常熟市泓博通讯技术股份有限公司 | Compound 4G wireloop antenna |
| CN106532254A (en) * | 2015-09-11 | 2017-03-22 | 上海乐今通信技术有限公司 | Communication terminal |
| WO2017092496A1 (en) * | 2015-12-03 | 2017-06-08 | 小米科技有限责任公司 | Terminal housing and terminal |
| US10522901B2 (en) | 2015-12-03 | 2019-12-31 | Xiaomi Inc. | Terminal casing and terminal |
| CN106848567A (en) * | 2015-12-03 | 2017-06-13 | 小米科技有限责任公司 | Terminal shell and terminal |
| CN105633552A (en) * | 2015-12-25 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Combined antenna system and mobile terminal |
| EP3229316A1 (en) * | 2016-04-08 | 2017-10-11 | Beijing Xiaomi Mobile Software Co., Ltd. | Antenna for terminal |
| CN107275761A (en) * | 2016-04-08 | 2017-10-20 | 北京小米移动软件有限公司 | The antenna of terminal |
| CN107275753A (en) * | 2016-04-08 | 2017-10-20 | 北京小米移动软件有限公司 | The antenna of terminal |
| US10283858B2 (en) | 2016-04-08 | 2019-05-07 | Beijing Xiaomi Mobile Software Co., Ltd. | Antenna for terminal |
| US20170294709A1 (en) | 2016-04-08 | 2017-10-12 | Beijing Xiaomi Mobile Software Co., Ltd. | Antenna for terminal |
| CN105977614A (en) * | 2016-05-30 | 2016-09-28 | 北京小米移动软件有限公司 | Communication antenna, control method, control device, and control terminal of communication antenna |
| CN105977614B (en) * | 2016-05-30 | 2020-02-07 | 北京小米移动软件有限公司 | Communication antenna, control method and device of communication antenna and terminal |
| CN106099319A (en) * | 2016-07-08 | 2016-11-09 | 乐视控股（北京）有限公司 | A kind of tunable antenna and mobile terminal |
| CN107681249A (en) * | 2016-07-21 | 2018-02-09 | 深圳富泰宏精密工业有限公司 | Antenna structure and the radio communication device with the antenna structure |
| CN107681249B (en) * | 2016-07-21 | 2019-12-20 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| CN106848607A (en) * | 2017-01-11 | 2017-06-13 | 瑞声科技（南京）有限公司 | A kind of antenna assembly |
| CN108808219B (en) * | 2018-05-25 | 2020-03-27 | 浙江大学 | Novel mobile device antenna |
| CN108808219A (en) * | 2018-05-25 | 2018-11-13 | 浙江大学 | A kind of Novel movable device antenna |
| CN108808221A (en) * | 2018-06-19 | 2018-11-13 | 深圳市万普拉斯科技有限公司 | antenna system and mobile terminal |
| CN111816986A (en) * | 2020-06-10 | 2020-10-23 | 昆山睿翔讯通通信技术有限公司 | Terminal LDS antenna system and mobile terminal |
| CN111816985A (en) * | 2020-06-10 | 2020-10-23 | 昆山睿翔讯通通信技术有限公司 | Antenna system suitable for mobile terminal in metal middle frame form and mobile terminal |
| CN111816986B (en) * | 2020-06-10 | 2022-02-22 | 昆山睿翔讯通通信技术有限公司 | Terminal LDS antenna system and mobile terminal |
| CN111816985B (en) * | 2020-06-10 | 2022-04-26 | 昆山睿翔讯通通信技术有限公司 | Antenna system suitable for mobile terminal in metal middle frame form and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20190605 |