CN103794866A - Mobile communication device - Google Patents
Mobile communication device Download PDFInfo
- Publication number
- CN103794866A CN103794866A CN201210435796.4A CN201210435796A CN103794866A CN 103794866 A CN103794866 A CN 103794866A CN 201210435796 A CN201210435796 A CN 201210435796A CN 103794866 A CN103794866 A CN 103794866A
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- edge frame
- parasitica
- frame members
- communications device
- mobile communications
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Abstract
The invention provides a mobile communication device which includes a substrate, a metal frame, a feed-in part and a parasitic part. The substrate includes a grounding face and a headroom area. The metal frame surrounds the periphery of the substrate and includes a plurality of gaps so as to form a first frame element and a second frame element, which are mutually separated. The first frame element is electrically connected to the grounding face. The feed-in part and the parasitic part are located in the headroom area. A first end of the feed-in part is used for receiving feed-in signals and a second end of the feed-in part is an open circuit. The parasitic part is electrically connected with the second frame element and the grounding face. The mobile communication device forms an annular antenna through the feed-in part, the second frame element and the parasitic part.
Description
Technical field
The invention relates to a kind of mobile communications device, and relate to especially a kind of mobile communications device with metal edge frame.
Background technology
Along with the fast development of wireless communication technology, the mobile communications devices miscellaneous such as smart mobile phone (Smart Phone), panel computer and notebook computer are constantly weeded out the old and bring forth the new.In addition, manufacturer now, except being devoted to the operating function of lifting mobile communicator, also improves for the requirement of the appearance design of mobile communications device, day by day therefore to attract consumer's sight.For instance, mobile communications device now adopts the appearance design with metal-like mostly, for example: metal backing lid or metal edge frame, with uniqueness and the appearance design of highlight products.
But the radiation characteristic of antenna is easily subject to the impact of metal object around.Therefore,, in the time that mobile communications device configures metal edge frame in response to the demand of appearance design, the communication quality of mobile communications device often also can be affected.In other words, the appearance design of metal-like is that mobile communications device has injected one fashion sense, but also the Antenna Design in mobile communications device has been brought to larger challenge.
Summary of the invention
The invention provides a kind of mobile communications device, utilize metal edge frame to carry out the appearance design of lifting mobile communicator, and utilize the metal edge frame of part to form antenna.Therefore, can reduce the impact that metal edge frame causes the communication quality of mobile communications device.
The present invention proposes a kind of mobile communications device, comprises substrate, metal edge frame, feeding portion and Parasitica.Substrate comprises ground plane and empty regions.Metal edge frame is looped around the surrounding of substrate, and comprises that multiple gaps are to form the first edge frame members and the second edge frame members that are separated from each other.Wherein, the first edge frame members is electrically connected to ground plane.Feeding portion and parasitic site are in empty regions.In addition, the first end of feeding portion is in order to receive FD feed, and the second end of feeding portion is open circuit, and Parasitica is electrically connected the second edge frame members and ground plane.Wherein, mobile communications device forms a loop aerial by feeding portion, the second edge frame members and Parasitica.
In one embodiment of this invention, above-mentioned loop aerial inspires the first resonance mode by feeding portion, to receive or to launch the first radiofrequency signal.In addition, the length of feeding portion is 1/4 times of wavelength of the first radiofrequency signal.
In one embodiment of this invention, above-mentioned loop aerial inspires the second resonance mode by the second edge frame members and Parasitica, to receive or to launch the second radiofrequency signal.In addition, from the second end of the second edge frame members along the second edge frame members and the Parasitica path that extends to the second end of Parasitica be 1/4 times of wavelength of the second radiofrequency signal.
In one embodiment of this invention, above-mentioned mobile communications device also comprises adjustment part.Wherein, adjustment part is positioned at empty regions, and is electrically connected the second edge frame members, and mobile communications device also forms loop aerial by adjustment part.
In one embodiment of this invention, above-mentioned loop aerial inspires the second resonance mode by adjustment part, the second edge frame members and Parasitica, to receive or to launch the second radiofrequency signal.In addition, from the second end of adjustment part along adjustment part, the second edge frame members and the Parasitica path that extends to the second end of Parasitica is 1/4 times of wavelength of the second radiofrequency signal.
Based on above-mentioned, the present invention utilizes metal edge frame to carry out the appearance design of lifting mobile communicator, and utilizes the second edge frame members in metal edge frame to form antenna.Therefore, can reduce the impact that metal edge frame causes the communication quality of mobile communications device.In addition, first edge frame members that cannot use as antenna in metal edge frame is also electrically connected to ground plane, and then more contributes to the communication quality of lifting mobile communicator.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the mobile communications device of an one exemplary embodiment of the present invention;
Fig. 2 is the schematic diagram of the mobile communications device of another one exemplary embodiment of the present invention;
Fig. 3 is that schematic diagram is simulated in the loss of returning of the loop aerial of an one exemplary embodiment of the present invention.
Description of reference numerals:
100,200: mobile communications device;
110: substrate;
111: ground plane;
112: empty regions;
120: metal edge frame;
121: the first edge frame members;
122: the second edge frame members;
130: feeding portion;
140: Parasitica;
150: strutting piece;
151: first surface;
152: second surface;
160: transceiver;
210: adjustment part;
10,10-1: loop aerial;
171～175,220: electric-conductor;
GP11, GP12: gap;
P11～P14: earth point.
Embodiment
Fig. 1 is the schematic diagram of the mobile communications device of an one exemplary embodiment of the present invention.With reference to Fig. 1, mobile communications device 100 comprises substrate 110, metal edge frame 120, feeding portion 130, Parasitica 140, strutting piece 150 and transceiver 160.Wherein, the first surface of substrate 110 is provided with ground plane 111, and the region that ground plane 111 is not set on the first surface of substrate 110 will be considered as empty regions 112.That is from another angle, substrate 110 comprises ground plane 111 and empty regions 112.
Moreover with regard to the second edge frame members 122, it is to be electrically connected to Parasitica 140.For instance, in Fig. 1 embodiment, empty regions 112 is positioned at a corner of substrate 110, and the second edge frame members 122 is with respect to the strutting piece 150 being arranged in empty regions 112.In addition, the first end of the second edge frame members 122 directly or is indirectly electrically connected to the first end of Parasitica 140.For example, in Fig. 1 embodiment, the first end of the second edge frame members 122 is to be indirectly electrically connected to Parasitica 140 by electric-conductor 175.In addition, the second end of the second edge frame members 122 is open circuit.Further, the second end of Parasitica 140 is electrically connected to ground plane 111.In addition, the first end of feeding portion 130 is with respect to clearance G P11 and in order to receive a FD feed, and the second end of feeding portion 130 is open circuit.
In operation, transceiver 160 can provide the first end of FD feed to feeding portion 130 by a coaxial line (not shown), and then causes mobile communications device 100 to form a loop aerial (loop antenna) 10 with Parasitica 140 by feeding portion 130, the second edge frame members 122.In other words, metal edge frame 120 has not only promoted the appearance design of mobile communications device 100, and the metal edge frame 120 of part (that is, the second edge frame members 122) also can be in order to use as antenna.Therefore, can reduce the impact that metal edge frame 120 causes the communication quality of mobile communications device 100.In addition, first edge frame members 121 that cannot use as antenna in metal edge frame 120 is also electrically connected to ground plane 111, and then more contributes to the communication quality of lifting mobile communicator 100.
Moreover, by feeding portion 130, the second edge frame members 122 and the loop aerial 10 that Parasitica 140 forms, also have a characteristic of multi-band operation.For instance, in the time that the first end of feeding portion 130 receives FD feed, feeding portion 130 also transmits signals to the second edge frame members 122 by the mode of coupling, and then causes loop aerial 10 to inspire multiple resonance modes.For example, loop aerial 10 can inspire the first resonance mode by feeding portion 130, to receive or to launch the first radiofrequency signal that is positioned at GSM1800/1900/UMTS frequency band.In addition, loop aerial 10 also can inspire the second resonance mode by the second edge frame members 122 and Parasitica 140, to receive or to launch the second radiofrequency signal that is positioned at GSM850/900 frequency band.
In entity structure, the length of feeding portion 130 is 1/4 times of wavelength of the first radiofrequency signal.In addition,, from the second end of the second edge frame members 122 along the second edge frame members 122 and Parasitica 140, the path that extends to the second end of Parasitica 140 is 1/4 times of wavelength of the second radiofrequency signal.Noticeable, although Fig. 1 embodiment enumerated loop aerial 10 implementation type its not in order to limit the present invention.
The schematic diagram of the mobile communications device that for instance, Fig. 2 is another one exemplary embodiment of the present invention.Wherein, the main difference part of Fig. 1 and Fig. 2 two embodiment is, the loop aerial 10-1 in Fig. 2 also comprises adjustment part 210.
In specific words, in Fig. 2 embodiment, adjustment part 210 is the first surfaces 151 that are together arranged on strutting piece 150 with feeding portion 130.In addition,, on being electrically connected, the first end of adjustment part 210 directly or is indirectly electrically connected to the second end of the second edge frame members 122.For example, in Fig. 1 embodiment, the first end of adjustment part 210 is second ends that are indirectly electrically connected to the second edge frame members 122 by electric-conductor 220.In addition, the second end of adjustment part 210 is open circuit.Therefore, mobile communications device 200 can form loop aerial 10-1 with Parasitica 140 by feeding portion 130, adjustment part 210, the second edge frame members 122.
In addition,, in operation, in the time that the first end of feeding portion 130 receives FD feed, feeding portion 130 also transmits signals to adjustment part 210 by the mode of coupling, and then causes loop aerial 10-1 to inspire multiple resonance modes.For example, loop aerial 10-1 can inspire the first resonance mode by feeding portion 130, to receive or to launch the first radiofrequency signal that is positioned at GSM1800/1900/UMTS frequency band.In addition, loop aerial 10-1 also can inspire the second resonance mode with Parasitica 140 by adjustment part 210, the second edge frame members 122, to receive or to launch the second radiofrequency signal that is positioned at GSM850/900 frequency band.For instance, Fig. 3 be an one exemplary embodiment of the present invention loop aerial return to loss (return loss) simulation schematic diagram.As shown in Figure 3, loop aerial 10-1 can inspire the second resonance mode that meets GSM850/900 frequency band, and can inspire the first radiofrequency signal that meets GSM1800/1900/UMTS frequency band.
It should be noted that with Fig. 1 embodiment similarly, the first resonance mode of loop aerial 10-1 is formed by feeding portion 130.Therefore,, with regard to entity structure, in loop aerial 10-1, the length of feeding portion 130 is also 1/4 times of wavelength of the first radiofrequency signal.In addition, different from Fig. 1 embodiment, the loop aerial 10-1 in Fig. 2 is except forming the second resonance mode with Parasitica 140 by the second edge frame members 122, and it also forms the second resonance mode by adjustment part 210.Therefore,, with regard to entity structure, from the second end of adjustment part 210 along adjustment part 210, the second edge frame members 122 and Parasitica 140, the path that extends to the second end of Parasitica 140 is 1/4 times of wavelength of the second radiofrequency signal.
In other words,, in the design of the second resonance mode, those skilled in the art can, by the adding of adjustment part 210, reach the design requirement that path meets 1/4 wavelength.In addition, those skilled in the art also can be according to design, by the shape of change adjustment part 210 or/and Parasitica 140, extend the length of adjustment part 210 or/and Parasitica 140, and then cause adjustment part 210, the second edge frame members 122 and the path of Parasitica 140 to meet the design requirement of 1/4 wavelength.For instance, the cited Parasitica 140 of Fig. 2 be shaped as strip.But in another one exemplary embodiment, the shape of Parasitica 140 can be also for example curve-like.In other words, in another one exemplary embodiment, Parasitica 140 has bending structure, and mobile communications device 200 can pass through the bending structure of Parasitica 140, causes adjustment part 210, the second edge frame members 122 and the path of Parasitica 140 to meet the design requirement of 1/4 wavelength.Similarly, in another one exemplary embodiment, those skilled in the art also can become curve-like by the Adjusting Shape of adjustment part 210, and therefore reach the design requirement that path meets 1/4 wavelength.
In sum, embodiments of the invention are to utilize metal edge frame to carry out the appearance design of lifting mobile communicator, and utilize the metal edge frame (that is, the second edge frame members) of part to form antenna.Therefore, can reduce the impact that metal edge frame causes the communication quality of mobile communications device.In addition, first edge frame members that cannot use as antenna in metal edge frame is also electrically connected to ground plane, and then more contributes to the communication quality of lifting mobile communicator.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications 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 (10)
1. a mobile communications device, is characterized in that, comprising:
One substrate, comprises a ground plane and an empty regions;
One metal edge frame, is looped around the surrounding of this substrate, and comprises that multiple gaps are to form one first edge frame members and one second edge frame members that are separated from each other, and wherein this first edge frame members is electrically connected this ground plane;
One feeding portion, is positioned at this empty regions, and the first end of this feeding portion is in order to receive a FD feed, and the second end of this feeding portion is open circuit; And
One Parasitica, is positioned at this empty regions, and this Parasitica is electrically connected this second edge frame members and this ground plane,
Wherein, this mobile communications device forms a loop aerial by this feeding portion, this second edge frame members and this Parasitica.
2. mobile communications device according to claim 1, it is characterized in that, this loop aerial inspires one first resonance mode by this feeding portion, and to receive or to launch one first radiofrequency signal, and the length of this feeding portion is 1/4 times of wavelength of this first radiofrequency signal.
3. mobile communications device according to claim 1, is characterized in that, the first end of this Parasitica is electrically connected the first end of this second edge frame members, and the second end of this Parasitica is electrically connected to this ground plane, and the second end of this second edge frame members is open circuit.
4. mobile communications device according to claim 1, it is characterized in that, this loop aerial inspires one second resonance mode by this second edge frame members and this Parasitica, to receive or transmitting one second radiofrequency signal, and from the second end of this second edge frame members along this second edge frame members and this Parasitica path of extending to the second end of this Parasitica be 1/4 times of wavelength of this second radiofrequency signal.
5. mobile communications device according to claim 1, is characterized in that, also comprises:
One strutting piece, is arranged in this empty regions, and wherein this feeding portion is arranged on a first surface of this strutting piece, and this Parasitica is arranged on this first surface and a second surface of this strutting piece.
6. mobile communications device according to claim 1, is characterized in that, also comprises:
One adjustment part, is positioned at this empty regions, and is electrically connected this second edge frame members, and wherein this mobile communications device also forms this loop aerial by this adjustment part.
7. mobile communications device according to claim 6, it is characterized in that, the first end of this Parasitica is electrically connected the first end of this second edge frame members, the second end of this Parasitica is electrically connected to this ground plane, and the first end of this adjustment part is electrically connected the second end of this second edge frame members, the second end of this adjustment part is open circuit.
8. mobile communications device according to claim 6, it is characterized in that, this loop aerial inspires one second resonance mode by this adjustment part, this second edge frame members and this Parasitica, to receive or transmitting one second radiofrequency signal, and from the second end of this adjustment part along this adjustment part, this second edge frame members and this Parasitica path that extends to the second end of this Parasitica is 1/4 times of wavelength of this second radiofrequency signal.
9. mobile communications device according to claim 6, is characterized in that, also comprises:
One strutting piece, is arranged in this empty regions, and wherein this feeding portion and this adjustment part are arranged on a first surface of this strutting piece, and this Parasitica is arranged on this first surface and a second surface of this strutting piece.
10. mobile communications device according to claim 1, is characterized in that, also comprises:
One transceiver, in order to provide this FD feed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210435796.4A CN103794866B (en) | 2012-11-05 | 2012-11-05 | Mobile communications device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210435796.4A CN103794866B (en) | 2012-11-05 | 2012-11-05 | Mobile communications device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103794866A true CN103794866A (en) | 2014-05-14 |
| CN103794866B CN103794866B (en) | 2016-07-06 |
Family
ID=50670326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210435796.4A Active CN103794866B (en) | 2012-11-05 | 2012-11-05 | Mobile communications device |
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| CN (1) | CN103794866B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064866A (en) * | 2014-05-26 | 2014-09-24 | 普尔思（苏州）无线通讯产品有限公司 | Antenna structure applied to mobile phone with metal rings and all-metal rear housing |
| CN105870585A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Antenna device and mobile terminal |
| CN106252874A (en) * | 2015-06-12 | 2016-12-21 | 索尼移动通信株式会社 | Combined antenna |
| CN106340709A (en) * | 2015-07-09 | 2017-01-18 | 广达电脑股份有限公司 | Deformable mobile device |
| CN106785346A (en) * | 2015-11-25 | 2017-05-31 | 宏碁股份有限公司 | Mobile communication device |
| CN109286057A (en) * | 2018-10-22 | 2019-01-29 | Oppo广东移动通信有限公司 | Electronic equipment and method of controlling antenna |
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| CN102368575A (en) * | 2011-09-08 | 2012-03-07 | 广东欧珀移动通信有限公司 | Built-in secondary radiating antenna |
| CN102694243A (en) * | 2011-03-23 | 2012-09-26 | 宏碁股份有限公司 | A miniature antenna applicable to mobile communication devices |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1734478A (en) * | 2004-08-13 | 2006-02-15 | 富士通株式会社 | RFID tags and manufacture method thereof |
| CN102694243A (en) * | 2011-03-23 | 2012-09-26 | 宏碁股份有限公司 | A miniature antenna applicable to mobile communication devices |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064866A (en) * | 2014-05-26 | 2014-09-24 | 普尔思（苏州）无线通讯产品有限公司 | Antenna structure applied to mobile phone with metal rings and all-metal rear housing |
| CN104064866B (en) * | 2014-05-26 | 2018-08-17 | 普尔思（苏州）无线通讯产品有限公司 | Applied to the antenna structure of mobile phole simultaneously with becket and all-metal rear shell |
| CN106252874A (en) * | 2015-06-12 | 2016-12-21 | 索尼移动通信株式会社 | Combined antenna |
| CN106252874B (en) * | 2015-06-12 | 2021-01-15 | 索尼移动通信株式会社 | Combined antenna |
| CN106340709A (en) * | 2015-07-09 | 2017-01-18 | 广达电脑股份有限公司 | Deformable mobile device |
| CN106340709B (en) * | 2015-07-09 | 2019-04-19 | 广达电脑股份有限公司 | Deformable mobile device |
| CN106785346A (en) * | 2015-11-25 | 2017-05-31 | 宏碁股份有限公司 | Mobile communication device |
| CN105870585A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Antenna device and mobile terminal |
| CN109286057A (en) * | 2018-10-22 | 2019-01-29 | Oppo广东移动通信有限公司 | Electronic equipment and method of controlling antenna |
| CN109286057B (en) * | 2018-10-22 | 2022-02-15 | Oppo广东移动通信有限公司 | Electronic device and antenna control method |
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| Publication number | Publication date |
|---|---|
| CN103794866B (en) | 2016-07-06 |
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