CN104953243A - Mobile phone antenna - Google Patents
Mobile phone antenna Download PDFInfo
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- CN104953243A CN104953243A CN201510389807.3A CN201510389807A CN104953243A CN 104953243 A CN104953243 A CN 104953243A CN 201510389807 A CN201510389807 A CN 201510389807A CN 104953243 A CN104953243 A CN 104953243A
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- antenna
- mobile phone
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Abstract
The invention relates to the technical field of communication, particularly to a mobile phone antenna. The mobile phone antenna comprises an antenna radiation body and an antenna carrier for supporting the antenna radiation body, wherein the antenna carrier adopts a back casing of a mobile phone, a mobile phone main board is arranged in the back casing of the mobile phone, and the antenna radiation body is in signal connection with the mobile phone main board; the antenna radiation body comprises a low-frequency radiation unit and a high-frequency radiation unit, an antenna feed end and an antenna short-circuiting end are also arranged on the antenna radiation body, and the low-frequency radiation unit and the high-frequency radiation unit are coupled at the antenna feed end and the antenna short-circuiting end respectively and are formed on a metal piece. According to the antenna, the cost of the antenna is saved, the antenna is convenient to assemble, small in size and high in radiation frequency, and the sufficient effective antenna bandwidth is produced in a simple and special antenna wiring manner in smaller space, so that multi-band coverage of the antenna is realized; meanwhile, second high-frequency resonance is produced through gap coupling between the low-frequency radiation unit and the high-frequency radiation unit, the high-frequency resonance bandwidth is increased, and multi-band coverage is realized.
Description
Technical field
The present invention relates to communication technical field, be specifically related to a kind of antenna for mobile phone.
Background technology
Antenna (antenna) is a kind of converter, it is the guided wave of transmission above-the-line promotion, being transformed into the electromagnetic wave propagated in unbounded medium normally free space, or carrying out contrary conversion, is be used in wireless device launching or receiving electromagnetic parts.General antenna all has invertibity, namely both can be used as transmitting antenna with common antenna, also can be used as reception antenna.The same antenna is identical as the fundamental characteristics parameter of launching or receive.
Antenna for mobile phone is mounted in signal mobile phone being used for receiving and launching transceiver, existing antenna for mobile phone is arranged on interior of mobile phone mostly, i.e. built-in aerial design, because Cell Phone Design is more and more higher to fashion, portability, functional requirement, structural design teacher also can reduce the thickness of mobile phone as far as possible when designing mobile phone, realize mobile phone towards ultra-thin future development, this makes antenna for mobile phone space constantly be compressed, and available space is more and more less; Existing antenna for mobile phone mainly realizes in hand set machine shell inside for antenna carrier designs with support simultaneously, the use of support can take interior of mobile phone space, the size of antenna is restricted, and assembling is complicated, causes that antenna efficiency is low, narrow bandwidth, covering frequency range reduce.
Summary of the invention
The object of the invention is to, a kind of antenna for mobile phone is provided, solve above technical problem.
Technical problem solved by the invention can realize by the following technical solutions:
Antenna for mobile phone comprises antenna radiator and the antenna carrier for supporting described antenna radiator, and described antenna carrier adopts arranged at rear of mobile phone housing, and be provided with cell phone mainboard in described arranged at rear of mobile phone housing, described antenna radiator is connected with described cell phone mainboard signal; Described antenna radiator comprises a low frequency radiating element, a high frequency radiating element, described antenna radiator is also provided with an antenna feed end and an antenna shorted end, described low frequency radiating element and described high frequency radiating element are coupled to described antenna feed end and described antenna shorted end respectively, and are formed on a sheet metal; Described arranged at rear of mobile phone housing is provided with antenna setting area, and described antenna radiator is fixed on described antenna setting area place by the mode of pasting, and above the empty regions being positioned at described cell phone mainboard; Described cell phone mainboard is provided with a signal connector and a short contact connector, and described antenna feed end is connected with described signal connector, and described antenna shorted end is connected with described short contact connector.
Preferably, the length of described low frequency radiating element is greater than the length of described high frequency radiating element, and described low frequency radiating element and described high frequency radiating element are respectively equipped with fluting.
Preferably, the length of described low frequency radiating element is 80mm.
Preferably, the length of described high frequency radiating element is 42mm.
Preferably, the gap for generation second high-frequency resonant that is coupled is provided with between described low frequency radiating element with described high frequency radiating element.
Beneficial effect: owing to adopting above technical scheme, the present invention utilizes mobile phone battery cover to eliminate other carrier of antenna as antenna carrier, save the cost of antenna, assemble easy, volume is little, radiation efficiency is high, produces enough antenna effective bandwidth realize the covering of antenna multiband in less space by simple, special antenna cabling mode; Antenna produces low-frequency resonant by low frequency radiation body simultaneously, and produce high-frequency resonant by high frequency radiation body, producing the second high-frequency resonant by slot-coupled between low frequency radiation body and high frequency radiation body increases high-frequency resonant bandwidth, achieves multiband and covers.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is antenna structure view of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
With reference to Fig. 1, a kind of antenna for mobile phone, comprise antenna radiator 3 and the antenna carrier 2 for supporting antenna radiant body 3, antenna carrier 2 adopts arranged at rear of mobile phone housing, be provided with cell phone mainboard 1 in arranged at rear of mobile phone housing, antenna radiator 3 is connected with cell phone mainboard 1 signal, antenna radiator 3 comprises a low frequency radiating element 32, one high frequency radiating element 31, antenna radiator 3 is provided with antenna feed end 36 and an antenna shorted end 37, low frequency radiating element 32 and high frequency radiating element 31 are coupled to antenna feed end 36 and antenna shorted end 37 respectively, and be formed on a sheet metal, described arranged at rear of mobile phone housing is provided with antenna setting area 21, antenna radiator 3 is fixed on antenna setting area 21 place by the mode of pasting, and above the empty regions being positioned at cell phone mainboard 1, described cell phone mainboard 1 is provided with signal connector 12 and a short contact connector 13, antenna feed end 36 is connected with signal connector 12, antenna shorted end 37 is connected with short contact connector 13.
The present invention utilizes arranged at rear of mobile phone housing as antenna carrier, eliminate other forms of antenna carrier, save the cost of antenna, assemble easy, volume is little, radiation efficiency is high, produces enough antenna effective bandwidth realize the covering of antenna multiband in less space by simple, special antenna cabling mode.
With reference to Fig. 2, the length of low frequency radiating element 32 of the present invention is greater than the length of high frequency radiating element 31, and low frequency radiating element 32 and high frequency radiating element 31 are respectively equipped with fluting 34,33, fluting 34 and fluting 33 UNICOMs.By slotting 34, low frequency radiating element 32 self coupling produces low-frequency resonant, can by the operating frequency central point regulating the length of low frequency radiating element 32 to debug low-frequency resonant, and the bandwidth of operation of low-frequency resonant can be regulated to reach best by the position moving up and down fluting 34.
Similarly, high frequency radiating element 31 produces high-frequency resonant by fluting 33, can by the operating frequency central point regulating the length of high frequency radiating element 31 to debug high-frequency resonant, from Fig. 2, high resonant bandwidth is again and again regulated to make bandwidth of operation reach best by the position moving up and down the fluting 33 regulating high frequency radiating element.
Calculate according to Principle of Antenna, the length of low frequency radiating element 32 of the present invention is about 80mm.The length of high frequency radiating element 31 is about 42mm.The width of wherein slotting is 1mm.
As a further improvement on the present invention, the gap 35 for generation second high-frequency resonant that is coupled can also be provided with between low frequency radiating element 32 with high frequency radiating element 31.To be coupled with the gap 35 of high frequency radiating element 31 generation second high-frequency resonant by low frequency radiating element 32, wherein, the length in gap is 15mm, and the width in gap is 1.2mm.The high-frequency resonant that debugging gap 35 length makes resonance and above-mentioned high frequency radiating element 31 produce superposes and increases antenna high frequency bandwidth.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection range is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations specification of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (5)
1. an antenna for mobile phone, it is characterized in that, comprising antenna radiator and the antenna carrier for supporting described antenna radiator, described antenna carrier adopts arranged at rear of mobile phone housing, be provided with cell phone mainboard in described arranged at rear of mobile phone housing, described antenna radiator is connected with described cell phone mainboard signal; Described antenna radiator comprises a low frequency radiating element, a high frequency radiating element, described antenna radiator is also provided with an antenna feed end and an antenna shorted end, described low frequency radiating element and described high frequency radiating element are coupled to described antenna feed end and described antenna shorted end respectively, and are formed on a sheet metal; Described arranged at rear of mobile phone housing is provided with antenna setting area, and described antenna radiator is fixed on described antenna setting area place by the mode of pasting, and above the empty regions being positioned at described cell phone mainboard; Described cell phone mainboard is provided with a signal connector and a short contact connector, and described antenna feed end is connected with described signal connector, and described antenna shorted end is connected with described short contact connector.
2. according to a kind of antenna for mobile phone described in claim 1, it is characterized in that, the length of described low frequency radiating element is greater than the length of described high frequency radiating element, and described low frequency radiating element and described high frequency radiating element are respectively equipped with fluting.
3. according to a kind of antenna for mobile phone described in claim 1, it is characterized in that, the length of described low frequency radiating element is 80mm.
4. according to a kind of antenna for mobile phone described in claim 1, it is characterized in that, the length of described high frequency radiating element is 42mm.
5. according to a kind of antenna for mobile phone described in claim 1, it is characterized in that, between described low frequency radiating element with described high frequency radiating element, be provided with the gap for generation second high-frequency resonant that is coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389807.3A CN104953243A (en) | 2015-07-06 | 2015-07-06 | Mobile phone antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389807.3A CN104953243A (en) | 2015-07-06 | 2015-07-06 | Mobile phone antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104953243A true CN104953243A (en) | 2015-09-30 |
Family
ID=54167726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389807.3A Pending CN104953243A (en) | 2015-07-06 | 2015-07-06 | Mobile phone antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104953243A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799874A (en) * | 2016-08-30 | 2018-03-13 | 宇龙计算机通信科技(深圳)有限公司 | Antenna and mobile terminal |
| CN109755726A (en) * | 2018-12-29 | 2019-05-14 | 瑞声精密制造科技(常州)有限公司 | mobile terminal |
| CN110165409A (en) * | 2019-05-31 | 2019-08-23 | 歌尔科技有限公司 | A kind of antenna assembly and communication equipment |
| CN112332084A (en) * | 2020-10-19 | 2021-02-05 | 深圳市中诺通讯有限公司 | Antenna structure for improving hemispherical efficiency of GPS antenna of mobile phone |
| WO2021120271A1 (en) * | 2019-12-16 | 2021-06-24 | 上海安费诺永亿通讯电子有限公司 | Integrated antenna unit design |
-
2015
- 2015-07-06 CN CN201510389807.3A patent/CN104953243A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799874A (en) * | 2016-08-30 | 2018-03-13 | 宇龙计算机通信科技(深圳)有限公司 | Antenna and mobile terminal |
| CN109755726A (en) * | 2018-12-29 | 2019-05-14 | 瑞声精密制造科技(常州)有限公司 | mobile terminal |
| CN110165409A (en) * | 2019-05-31 | 2019-08-23 | 歌尔科技有限公司 | A kind of antenna assembly and communication equipment |
| WO2021120271A1 (en) * | 2019-12-16 | 2021-06-24 | 上海安费诺永亿通讯电子有限公司 | Integrated antenna unit design |
| CN112332084A (en) * | 2020-10-19 | 2021-02-05 | 深圳市中诺通讯有限公司 | Antenna structure for improving hemispherical efficiency of GPS antenna of mobile phone |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150930 |