CN103022647A - Antenna combination - Google Patents
Antenna combination Download PDFInfo
- Publication number
- CN103022647A CN103022647A CN2012105670960A CN201210567096A CN103022647A CN 103022647 A CN103022647 A CN 103022647A CN 2012105670960 A CN2012105670960 A CN 2012105670960A CN 201210567096 A CN201210567096 A CN 201210567096A CN 103022647 A CN103022647 A CN 103022647A
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- connecting portion
- coupling part
- antenna
- grounding parts
- wall
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Abstract
The invention provides an antenna combination which comprises an antenna. The antenna comprises a radiating part, a coupling part adjacent to the radiating part, a grounding part, a connecting part for connecting the coupling part with the grounding part and feed part for connecting the connecting part and provided with feed points. A clearance is formed between the radiating part and the coupling part. Electrical signals are transmitted between the radiating part and the coupling part through capacitive feed. The antenna combination is applicable to environments with metal shells, bandwidth is expanded, influence of human bodies on antenna performance when the human bodies contact with the metal shells is reduced.
Description
[technical field]
The present invention relates to field of radio frequency, relate in particular to a kind of antenna combination that works in multiband.
[background technology]
Along with the development of mobile communication technology, mobile phone becomes electronic product indispensable in the life gradually, and the consumer no longer only is satisfied with the application function of mobile phone, to the also constantly growth of new demand of cell phone appearance.The mobile phone of metal shell has good texture, and durable, therefore is subject to many consumers' welcome.
Because electromagnetic wave can not penetrating metal, when the design mobile phone, usually must be with antenna external or antenna is not surrounded by metal, this have just limited the attractive in appearance of mobile phone with metal shell.
In order to address the above problem, the Cell Phone Design of correlation technique the antenna of direct feed, be about to holding wire and directly be electrically connected to aerial radiation section and make its emission or accept the signal of telecommunication.But the beamwidth of antenna of this design is less, and when consumer's handheld mobile phone is conversed, can be subject to larger impact.
[summary of the invention]
The present invention is little and be subject to the problem of human body Contact Effect for the beamwidth of antenna that solves prior art, proposes a kind of new antenna combination:
A kind of antenna combination, comprise antenna, described antenna comprises Department of Radiation, coupling part, the grounding parts adjacent with described Department of Radiation, be connected described coupling part is connected connecting portion and connect described connecting portion and have the current feed department of feedback point with grounding parts, formation gap and mutually transmit the signal of telecommunication by the capacitive feed between described Department of Radiation and the described coupling part.
Preferably, described Department of Radiation is made of metal, and it comprises the flat part of strip.
Preferably, described coupling part is parallel and over against described flat part, described grounding parts is parallel to described coupling part, described connecting portion comprises the first connecting portion of extending from described coupling part, from vertically extending the second connecting portion of described the first connecting portion, from terminal vertical the 3rd connecting portion that extends and be connected with described grounding parts of described the second connecting portion, described current feed department comprises the extension that extends to the bending of described grounding parts from described the first connecting portion end and the feedback point that is positioned at described extension end, and described extension is zigzag.
Preferably, plane, described connecting portion place is perpendicular to described coupling part.
Preferably, described Department of Radiation also comprises the kink that extends along vertical described flat part direction bending from described flat part two ends, and described flat part and described kink surround receiving space.
Preferably, described coupling part, connecting portion, current feed department, grounding parts are positioned at described receiving space.
Preferably, described antenna combination also comprises the described coupling part of supporting, grounding parts, connecting portion, the carrier of current feed department and the wiring board that connects described grounding parts.
Preferably, described carrier is the shell of loud speaker, it comprises support, is arranged with in described support and first wall parallel with described wiring board and vertical the second wall that connects described the first wall and wiring board, described support has parallel and over against the sidewall of described flat part, described the second wall is parallel to described sidewall.
Preferably, described coupling part is attached at described sidewall, and described grounding parts is attached at described the second wall, and described connecting portion and extension are attached at described the first wall, and described feedback point is positioned at described the second wall and is not connected with described grounding parts.
Preferably, described support comprises the wall extension that a pair of vertical described sidewall extends, and described wall extension has respectively a pair of buckle that mutually staggers, and described buckle matches and makes described wiring board be fixed in described support.
Antenna provided by the invention combination can be applied to have the environment of metal shell, has expanded bandwidth, and when having improved human body contacting metal shell on the impact of antenna performance.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of antenna combination of the present invention;
Fig. 2 is the structure chart of the antenna of antenna combination of the present invention;
Fig. 3 is the vertical view of antenna shown in Figure 2;
Fig. 4 is the three-dimensional combination figure of antenna combination of the present invention;
Fig. 5 is the impedance curve comparison diagram of directly fed antenna and antenna of the present invention combination;
Fig. 6 is the far-field radiation comparison diagram of directly fed antenna and antenna of the present invention combination;
Fig. 7 is that the metal outer frame antenna of direct feed and antenna sets of the present invention are combined in the radiation efficiency test comparison figure in the hand-held situation.
[embodiment]
The invention will be further described below in conjunction with drawings and embodiments.
Such as Fig. 1, antenna combination 1 of the present invention comprises antenna 10, described antenna 10 comprises Department of Radiation 101, coupling part 102, grounding parts 103, current feed department 104 and the connecting portion 105 that connects described coupling part 102 and grounding parts 103, and described antenna combination 1 also comprises the carrier 11 that supports described coupling part 102 and the wiring board 12 that connects described grounding parts 103.In the present embodiment, described carrier 11 is the plastic casing of the loud speaker of mobile phone, and the coupling part 102 of described antenna 10, grounding parts 103, current feed department 104, connecting portion 105 are made by flexible circuit board FPC.In other embodiments, described coupling part 102, grounding parts 103, current feed department 104, connecting portion 105 also can be formed by the sheet metal die cut.
Such as Fig. 2, shown in Figure 3, described Department of Radiation 101 is made of metal, the kink 1012 that it comprises the flat part 1011 of strip and extends along vertical described flat part 1011 directions bending from described flat part 1011 two ends, described flat part 1011 and described kink 1012 surround receiving space (not label).Department of Radiation 101 is exposed to outer handset, can be used as the part of phone housing, thereby does not affect the attractive in appearance of mobile phone with metal shell, and does not also affect the service behaviour of antenna 10 when handheld mobile phone is conversed.
Described coupling part 102 is parallel and over against described flat part 1011, described grounding parts 103 is parallel to described coupling part 102, described connecting portion 105 comprises the first connecting portion 1051 that extends from described coupling part 102, the second connecting portion 1052 that extends from described the first connecting portion 1051, from terminal the 3rd connecting portions 1053 that extend and is connected with described grounding parts 103 of described the second connecting portion 1052, described current feed department 104 comprises from described the first connecting portion 1051 ends the extension 1041 to described grounding parts 103 bending extensions and the feedback point 1042 that is positioned at described extension 1041 ends.
Such as Fig. 1, shown in Figure 4, described carrier 11 parts are contained in the described receiving space (not label), it comprises support 110, be arranged with in described support 110 and first wall 111 and vertical second wall 112 that connect described first wall 111 and wiring board 12 parallel with described wiring board 12, described support 110 has parallel and over against the sidewall 1101 of described flat part 1011, described the second wall 112 is parallel to described sidewall 1101.
Described coupling part 102 is attached at described sidewall 1101, described grounding parts 103 is attached at described the second wall 112, described connecting portion 105 and extension 1041 are attached at described the first wall 111, and described feedback point 1042 is positioned at described the second wall 112 and isolated with described grounding parts 103.
Described support 110 comprises the wall extension 1102 that a pair of vertical described sidewall 1101 extends, and described wall extension 1102 has respectively a pair of buckle that mutually staggers 1103, and described buckle 1103 matches and makes described wiring board 12 be fixed in described support 110.
Such as Fig. 5, shown in Figure 6, Fig. 5 is the antenna impedance curve chart of the directly fed antenna of antenna of the present invention and prior art, and Fig. 6 is the radiation efficiency figure of far-field radiation of the directly fed antenna of antenna of the present invention and prior art.The a line represents antenna of the present invention among the figure, and the b line represents directly fed antenna.As seen antenna of the present invention has improved bandwidth performance by the capacitive feed, can contain the frequency ranges such as LTE, GSM850, GSM900, DCS1800, PCS1900, WCDMA.
As shown in Figure 7, Fig. 7 is in the situation that the radiation efficiency comparison diagram that handheld mobile phone is conversed.The c line represents antenna of the present invention among the figure, and the d line represents the metal outer frame antenna of direct feed.In the situation that handheld mobile phone is conversed, the radiation efficiency successful of antenna of the present invention is better, and the lifting of 1.5dB to 2.0dB is arranged.
Above-described only is better embodiment of the present invention, should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the invention design, can also make improvement, but these all belongs to protection scope of the present invention.
Claims (10)
1. antenna combination, comprise antenna, described antenna comprises Department of Radiation, coupling part, the grounding parts adjacent with described Department of Radiation, be connected described coupling part is connected connecting portion and connect described connecting portion and have the current feed department of feedback point with grounding parts, it is characterized in that: formation gap and mutually transmit the signal of telecommunication by the capacitive feed between described Department of Radiation and the described coupling part.
2. antenna combination according to claim 1, it is characterized in that: described Department of Radiation is made of metal, and it comprises the flat part of strip.
3. antenna combination according to claim 2, it is characterized in that: described coupling part is parallel and over against described flat part, described grounding parts is parallel to described coupling part, described connecting portion comprises the first connecting portion that extends from described coupling part, from vertically extending the second connecting portion of described the first connecting portion, from terminal vertical the 3rd connecting portion that extends and be connected with described grounding parts of described the second connecting portion, described current feed department comprises the extension that extends to the bending of described grounding parts from described the first connecting portion end and the feedback point that is positioned at described extension end, and described extension is zigzag.
4. antenna combination according to claim 3, it is characterized in that: plane, described connecting portion place is perpendicular to described coupling part.
5. antenna combination according to claim 4 is characterized in that: described Department of Radiation also comprises the kink that extends along vertical described flat part direction bending from described flat part two ends, and described flat part and described kink surround receiving space.
6. antenna combination according to claim 5, it is characterized in that: described coupling part, connecting portion, current feed department, grounding parts are positioned at described receiving space.
7. antenna combination according to claim 6 is characterized in that: described antenna combination also comprises the described coupling part of supporting, grounding parts, connecting portion, the carrier of current feed department and the wiring board that connects described grounding parts.
8. antenna combination according to claim 7, it is characterized in that: described carrier is the shell of loud speaker, it comprises support, is arranged with in described support and first wall parallel with described wiring board and vertical the second wall that connects described the first wall and wiring board, described support has parallel and over against the sidewall of described flat part, described the second wall is parallel to described sidewall.
9. antenna combination according to claim 8, it is characterized in that: described coupling part is attached at described sidewall, described grounding parts is attached at described the second wall, and described connecting portion and extension are attached at described the first wall, and described feedback point is positioned at described the second wall and is not connected with described grounding parts.
10. antenna combination according to claim 8, it is characterized in that: described support comprises the wall extension that a pair of vertical described sidewall extends, described wall extension has respectively a pair of buckle that mutually staggers, and described buckle matches and makes described wiring board be fixed in described support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210567096.0A CN103022647B (en) | 2012-12-24 | 2012-12-24 | Antenna combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210567096.0A CN103022647B (en) | 2012-12-24 | 2012-12-24 | Antenna combination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103022647A true CN103022647A (en) | 2013-04-03 |
| CN103022647B CN103022647B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210567096.0A Expired - Fee Related CN103022647B (en) | 2012-12-24 | 2012-12-24 | Antenna combination |
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| Country | Link |
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| CN (1) | CN103022647B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296387A (en) * | 2013-05-07 | 2013-09-11 | 瑞声科技（南京）有限公司 | Combined antenna and electronic device using same |
| CN103474751A (en) * | 2013-05-24 | 2013-12-25 | 瑞声科技（南京）有限公司 | Antenna module and mobile terminal using antenna module |
| CN104143691A (en) * | 2013-05-08 | 2014-11-12 | 苹果公司 | Antenna with tunable high band parasitic element |
| CN104143681A (en) * | 2013-05-10 | 2014-11-12 | 宏碁股份有限公司 | Mobile device |
| CN104577304A (en) * | 2013-10-18 | 2015-04-29 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device provided with antenna structure |
| CN107039745A (en) * | 2017-01-20 | 2017-08-11 | 瑞声科技(新加坡)有限公司 | Antenna system and tablet personal computer |
| CN108400422A (en) * | 2017-02-08 | 2018-08-14 | 英特尔公司 | The mobile device of shell coupling is promoted with antenna |
| CN108475843A (en) * | 2016-02-19 | 2018-08-31 | 惠普发展公司，有限责任合伙企业 | Antenna and cover |
| CN109167157A (en) * | 2018-07-05 | 2019-01-08 | 信维创科通信技术（北京）有限公司 | Antenna system and mobile terminal based on metal edge frame |
| US10916840B2 (en) | 2018-05-29 | 2021-02-09 | Chiun Mai Communication Systems, Inc. | Electronic device with multi-piece antenna structure for increased strength and connection stability |
Citations (3)
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| CN201741791U (en) * | 2010-07-20 | 2011-02-09 | 加利电子(无锡)有限公司 | Notebook computer capacitive coupled antenna |
| CN102150326A (en) * | 2008-09-10 | 2011-08-10 | Ace技术株式会社 | Multiband antenna using electromagnetic coupling |
| CN202025847U (en) * | 2009-09-08 | 2011-11-02 | 莫列斯公司 | Indirect feed antenna |
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2012
- 2012-12-24 CN CN201210567096.0A patent/CN103022647B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102150326A (en) * | 2008-09-10 | 2011-08-10 | Ace技术株式会社 | Multiband antenna using electromagnetic coupling |
| CN202025847U (en) * | 2009-09-08 | 2011-11-02 | 莫列斯公司 | Indirect feed antenna |
| CN201741791U (en) * | 2010-07-20 | 2011-02-09 | 加利电子(无锡)有限公司 | Notebook computer capacitive coupled antenna |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296387A (en) * | 2013-05-07 | 2013-09-11 | 瑞声科技（南京）有限公司 | Combined antenna and electronic device using same |
| CN103296387B (en) * | 2013-05-07 | 2016-01-06 | 瑞声科技（南京）有限公司 | Combined antenna and apply the electronic equipment of this combined antenna |
| CN104143691B (en) * | 2013-05-08 | 2017-04-05 | 苹果公司 | Antenna with tunable high-band parasitic element |
| CN104143691A (en) * | 2013-05-08 | 2014-11-12 | 苹果公司 | Antenna with tunable high band parasitic element |
| US9337537B2 (en) | 2013-05-08 | 2016-05-10 | Apple Inc. | Antenna with tunable high band parasitic element |
| CN104143681A (en) * | 2013-05-10 | 2014-11-12 | 宏碁股份有限公司 | Mobile device |
| CN103474751A (en) * | 2013-05-24 | 2013-12-25 | 瑞声科技（南京）有限公司 | Antenna module and mobile terminal using antenna module |
| CN103474751B (en) * | 2013-05-24 | 2015-12-23 | 瑞声科技（南京）有限公司 | Antenna modules and apply the mobile terminal of this antenna modules |
| CN104577304A (en) * | 2013-10-18 | 2015-04-29 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device provided with antenna structure |
| CN104577304B (en) * | 2013-10-18 | 2019-07-23 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| CN108475843A (en) * | 2016-02-19 | 2018-08-31 | 惠普发展公司，有限责任合伙企业 | Antenna and cover |
| US10498014B2 (en) | 2016-02-19 | 2019-12-03 | Hewlett-Packard Development Company, L.P. | Antenna and cap |
| US11189910B2 (en) | 2016-02-19 | 2021-11-30 | Hewlett-Packard Development Company, L.P. | Antenna and cap |
| CN107039745A (en) * | 2017-01-20 | 2017-08-11 | 瑞声科技(新加坡)有限公司 | Antenna system and tablet personal computer |
| CN108400422A (en) * | 2017-02-08 | 2018-08-14 | 英特尔公司 | The mobile device of shell coupling is promoted with antenna |
| CN108400422B (en) * | 2017-02-08 | 2022-03-01 | 英特尔公司 | Mobile device with antenna lifting case coupling |
| US10916840B2 (en) | 2018-05-29 | 2021-02-09 | Chiun Mai Communication Systems, Inc. | Electronic device with multi-piece antenna structure for increased strength and connection stability |
| CN109167157A (en) * | 2018-07-05 | 2019-01-08 | 信维创科通信技术（北京）有限公司 | Antenna system and mobile terminal based on metal edge frame |
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| Publication number | Publication date |
|---|---|
| CN103022647B (en) | 2015-04-15 |
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Granted publication date: 20150415 Termination date: 20211224 |
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