CN104716441A - Multi-band antenna and mobile terminal - Google Patents
Multi-band antenna and mobile terminal Download PDFInfo
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- CN104716441A CN104716441A CN201310694466.1A CN201310694466A CN104716441A CN 104716441 A CN104716441 A CN 104716441A CN 201310694466 A CN201310694466 A CN 201310694466A CN 104716441 A CN104716441 A CN 104716441A
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Abstract
The invention discloses a multi-band antenna and a mobile terminal. The multi-band antenna comprises a feed point, a grounding point, a super high frequency oscillator, a first ultrahigh frequency oscillator, a second ultrahigh frequency oscillator and a matching component. The feed point is used for being connected with a feeder line, the grounding point is used for being connected with a ground wire, the super high frequency oscillator is coupled to the feed point and the grounding point, the first ultrahigh frequency oscillator is coupled to the feed point and the grounding point, the second ultrahigh frequency oscillator is coupled to the feed point and the grounding point, and the matching component is coupled between the super high frequency oscillator and the first ultrahigh frequency oscillator and used for adjusting the coupling coefficient between the super high frequency oscillator and the first ultrahigh frequency oscillator. According to the technical scheme, the multi-band antenna has the advantages that a 2.4 GHz wireless network antenna, a Bluetooth antenna, a 5GHz wireless network antenna and a GPS receiving antenna are integrated on a metal sheet, in this way, the space, occupied by the antennas, inside the mobile terminal is reduced, the arrangement space of the antennas is more sufficient, the possibility of interference among the multiple antennas is reduced, and then arrangement of the antennas inside the mobile terminal is facilitated.
Description
Technical field
The present invention relates to a kind of radio-frequency unit, particularly relate to a kind of multifrequency antenna.。
Background technology
In existing mobile communcations system, 2G(Generation Mobile Telecommunication System network standard)/3G(3 G mobile communication network standard) popularize.In some developed countries, 4G(forth generation mobile communications network standard) LTE(Long Term Evolution " Long Term Evolution ") also popularize gradually.
Because 4G communication system is by inevitable for the one becoming future, the so corresponding support of mobile terminal to 4G network also becomes a kind of demand of necessity.Due to the demand of 4G standard, the mobile terminal of 4G needs to arrange an antenna than the mobile terminal of 2G/3G more.Like this, in the design of antenna, 4G mobile terminal just needs the position of reserved at least one antenna more than the mobile terminal of 2G/3G.And the fast development of mobile terminal, adding of various New function, usually needing to arrange multiple antenna could realize.Multiple antenna concentrates on a mobile terminal, nowadays mobile terminal is more and more thinner, under more and more less trend, is an acid test to the layout of antenna and performance.
Multiple antenna is integrated on a mobile device, due to the restriction of size, it is very little that mutual distance will become, and this has great impact to the radiance of each antenna, even cannot meet the requirement of operator, this has become the bottleneck on hand-held mobile terminal Antenna Design.
Summary of the invention
For the problems referred to above that existing mobile terminal exists on antenna is arranged, now provide a kind of, be intended to minimizing antenna to take up room, thus realize the multifrequency antenna of antenna rational deployment in mobile terminal and use the mobile terminal of this antenna.
Concrete technical scheme is as follows:
A kind of multifrequency antenna, wherein, comprising:
Distributing point, in order to connect feeder line;
Earth point, in order to connect ground wire;
Hyperfrequency (Super High Frequency, SHF, 3GHz-30GHz) oscillator, is coupled respectively to described distributing point and described earth point;
First superfrequency (Ultra High Frequency, UHF, 300MHz-3GHz) oscillator, is coupled respectively to described distributing point and described earth point;
Second superfrequency oscillator, is coupled respectively to described distributing point and described earth point;
Matching block, is coupled between described hyperfrequency oscillator and described first superfrequency oscillator, in order to regulate the coupling coefficient between described hyperfrequency oscillator and described first superfrequency oscillator.
Preferably, described distributing point, described earth point, described hyperfrequency oscillator, described first superfrequency oscillator and described second superfrequency oscillator are formed on a sheet metal.
Preferably, described hyperfrequency oscillator resonance is in 5GHz frequency range.
Preferably, described first superfrequency oscillator resonance is in 2.4GHz frequency range.
Preferably, described second superfrequency oscillator resonance is in 1227.60MHz and/or resonance in 1575.42MHz.
Preferably, described matching block is formed primarily of the gap on described sheet metal, regulates the coupling coefficient between described hyperfrequency oscillator and described first superfrequency oscillator by the shape and/or size adjusting described gap.
Preferably, described first UHF-antenna is wireless network antenna and/or Bluetooth antenna.
A kind of mobile terminal, wherein, comprises above-mentioned multifrequency antenna.
Preferably, described multifrequency antenna is arranged at the upper right corner, the back side place of described mobile terminal.
Preferably, also comprise main communication antenna, be arranged at the back bottom of described mobile terminal.
Preferably, also comprise telescopic antenna, described telescopic antenna is arranged at described mobile terminal side, for receiving Mobile Multimedia Broadcasting.
Preferably, also comprise near field communication antenna, described near field communication antenna is arranged at described mobile terminal upper rear portion.
Preferably, also comprise Wireless charging coil, described Wireless charging coil is arranged in the middle part of the described mobile terminal back side, and presses close to the back housing of described mobile terminal.
Preferably, described main communication antenna is GSM antenna and/or WCDMA antenna and/or CDMA antenna and/or TD antenna and/or LTE antenna.
Preferably, also comprise LTE diversity antenna when described main communication antenna is LTE antenna, described LTE diversity antenna is arranged at top, the described mobile terminal back side.
The beneficial effect of technique scheme is:
2.4GHz wireless network antenna, Bluetooth antenna, 5GHz wireless network antenna and GPS reception antenna are integrated in one, reduce the space that antenna takies in mobile terminal, thus be conducive to the layout of mobile terminal internal antenna.
By on integrated to 2.4GHz wireless network antenna, Bluetooth antenna, a 5GHz wireless network antenna and GPS reception antenna sheet metal, the volume of antenna is further reduced, make the arrangement space of antenna more abundant, decrease possibility interfering with each other between multiple antenna.
Accompanying drawing explanation
Fig. 1 is the structural representation of multifrequency antenna of the present invention;
Fig. 2 is the structural representation of the antenna arrangement of mobile terminal of the present invention;
Fig. 3 is the return loss test result schematic diagram of multifrequency antenna of the present invention;
Fig. 4 is that multifrequency antenna of the present invention receives the passive efficiency test result schematic diagram of frequency range at GPS;
Fig. 5 is that multifrequency antenna of the present invention receives and dispatches the passive efficiency test result schematic diagram of frequency range at bluetooth and 2.4GHz wireless network;
Fig. 6 is the passive efficiency test result schematic diagram of multifrequency antenna of the present invention in 5GHz wireless network transmitting-receiving frequency range.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
It is pointed out that under the prerequisite that there is not contradiction, the embodiment in technical scheme of the present invention, and the technical characteristic in embodiment can combine mutually.
As shown in Figure 1, the invention provides a kind of multifrequency antenna, wherein, comprising: distributing point 1, in order to connect feeder line (not in shown in figure); Earth point 2, in order to connect ground wire; Hyperfrequency oscillator 3, is coupled respectively to distributing point 1 and earth point 2; First superfrequency oscillator 4, is coupled respectively to distributing point 1 and earth point 2; Second superfrequency oscillator 5, is coupled respectively to distributing point 1 and earth point 2; Matching block 6, is coupled between hyperfrequency oscillator 3 and the first superfrequency oscillator 4, in order to regulate the coupling coefficient between hyperfrequency oscillator 3 and the first superfrequency oscillator 4.
In technique scheme, hyperfrequency oscillator 3 resonance is in 5GHz frequency range, in order to the signal transmitting and receiving of 5GHz wireless network, first superfrequency oscillator 4 resonance is in 2.4GHz frequency range, in order to the signal transmitting and receiving of bluetooth and 2.4GHz wireless network, second superfrequency oscillator 5 resonance in 1227.60MHz and/or resonance in 1575.42MHz, for the reception of gps signal.Technique scheme is by the oscillator of the signal transmitting and receiving for 5GHz wireless network, be integrated in an antenna for bluetooth and the oscillator of signal transmitting and receiving of 2.4GHz wireless network and the oscillator for receiving gps signal, thus reduce the duty space of antenna, be conducive to the layout of mobile terminal inside antenna.Matching block 6 coupling coefficient adjusted between hyperfrequency oscillator 3 and the first superfrequency oscillator 4 makes both be matched with in same antenna structure.
On technique scheme basis, further, distributing point 1, earth point 2, hyperfrequency oscillator 3, first superfrequency oscillator 4 and the second superfrequency oscillator 5 are formed on a sheet metal 0.Namely antenna structure is a metal sheet, thus taking up room of antenna is further reduced, and even can fit in the shell inner surface of mobile terminal, further be conducive to the antenna arrangement in mobile terminal.
On technique scheme basis, further, matching block 6 can be formed primarily of the gap on sheet metal 0, regulates the coupling coefficient between hyperfrequency oscillator 3 and the first superfrequency oscillator 4 by the shape and/or size adjusting gap.
As shown in Figures 3 to 6, after tested, its performance can meet the multifrequency antenna that technique scheme provides, and wherein the efficiency of GPS frequency f1 can reach-5.5dB.Bluetooth and 2.4GHz wireless network frequency range f2 can reach more than-6.5dB.5GHz wireless network frequency range f3 can reach more than-6dB.The performance requirement that mobile terminal is received and dispatched in GPS reception, bluetooth and the transmitting-receiving of 2.4GHz wireless network and 5GHz wireless network can be met.
Also comprise a kind of mobile terminal in technical scheme of the present invention, wherein, comprise above-mentioned multifrequency antenna 100, as shown in Figure 2, multifrequency antenna 100 can be arranged at the upper right corner, the back side place of mobile terminal 000.
On this basis, also further can comprise main communication antenna 200, main communication antenna 200 can be arranged at the back bottom of mobile terminal 000.Wherein, main communication antenna can be GSM antenna and/or WCDMA antenna and/or CDMA antenna and/or TD antenna and/or LTE antenna.The mode of operation of main communication antenna can be arranged according to the needs of mobile terminal reality.When main communication antenna is LTE antenna, the top, the back side that LTE diversity antenna 201, LTE diversity antenna 201 can be arranged at mobile terminal 000 also further can be comprised.
On this basis, also can further comprise telescopic antenna 300, telescopic antenna 300 can be arranged at the side of mobile terminal 000, for receiving Mobile Multimedia Broadcasting (CMMB China MobileMultimedia Broadcasting).
On this basis, also further can comprise near-field communication (NFC Near FieldCommunication) antenna 400, near field communication antenna 400 can be arranged at the upper rear portion of mobile terminal 000.
On this basis, also can further comprise Wireless charging coil 500, Wireless charging coil 500 can be arranged in the middle part of mobile terminal 100 back side, and presses close to the back housing of mobile terminal 000.
It is to be noted; the execution mode of above-mentioned mobile terminal antenna layout is the embodiment in technical scheme of the present invention; do not represent the whole of technical solution of the present invention, the new execution mode obtained by the mutual combination of above-mentioned execution mode also should be included in protection scope of the present invention.
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 (15)
1. a multifrequency antenna, is characterized in that, comprising:
Distributing point, in order to connect feeder line;
Earth point, in order to connect ground wire;
Hyperfrequency oscillator, is coupled respectively to described distributing point and described earth point;
First superfrequency oscillator, is coupled respectively to described distributing point and described earth point;
Second superfrequency oscillator, is coupled respectively to described distributing point and described earth point;
Matching block, is coupled between described hyperfrequency oscillator and described first superfrequency oscillator, in order to regulate the coupling coefficient between described hyperfrequency oscillator and described first superfrequency oscillator.
2. multifrequency antenna as claimed in claim 1, it is characterized in that, described distributing point, described earth point, described hyperfrequency oscillator, described first superfrequency oscillator and described second superfrequency oscillator are formed on a sheet metal.
3. multifrequency antenna as claimed in claim 1, it is characterized in that, described hyperfrequency oscillator resonance is in 5GHz frequency range.
4. multifrequency antenna as claimed in claim 1, it is characterized in that, described first superfrequency oscillator resonance is in 2.4GHz frequency range.
5. multifrequency antenna as claimed in claim 1, is characterized in that, described second superfrequency oscillator resonance is in 1227.60MHz and/or resonance in 1575.42MHz.
6. multifrequency antenna as claimed in claim 2, it is characterized in that, described matching block is formed primarily of the gap on described sheet metal, regulates the coupling coefficient between described hyperfrequency oscillator and described first superfrequency oscillator by the shape and/or size adjusting described gap.
7. multifrequency antenna as claimed in claim 4, it is characterized in that, described first UHF-antenna is wireless network antenna and/or Bluetooth antenna.
8. a mobile terminal, is characterized in that, comprises as multifrequency antenna as described in arbitrary in claim 1-7.
9. mobile terminal as claimed in claim 8, it is characterized in that, described multifrequency antenna is arranged at the upper right corner, the back side place of described mobile terminal.
10. mobile terminal as claimed in claim 9, is characterized in that, also comprise main communication antenna, be arranged at the back bottom of described mobile terminal.
11. mobile terminals as claimed in claim 9, it is characterized in that, also comprise telescopic antenna, described telescopic antenna is arranged at described mobile terminal side, for receiving Mobile Multimedia Broadcasting.
12. mobile terminals as claimed in claim 9, it is characterized in that, also comprise near field communication antenna, described near field communication antenna is arranged at described mobile terminal upper rear portion.
13. mobile terminals as claimed in claim 9, it is characterized in that, also comprise Wireless charging coil, described Wireless charging coil is arranged in the middle part of the described mobile terminal back side, and presses close to the back housing of described mobile terminal.
14. mobile terminals as claimed in claim 10, is characterized in that, described main communication antenna is GSM antenna and/or WCDMA antenna and/or CDMA antenna and/or TD antenna and/or LTE antenna.
15. mobile terminals as claimed in claim 14, it is characterized in that, also comprise LTE diversity antenna when described main communication antenna is LTE antenna, described LTE diversity antenna is arranged at top, the described mobile terminal back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694466.1A CN104716441B (en) | 2013-12-17 | 2013-12-17 | A kind of multifrequency antenna and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310694466.1A CN104716441B (en) | 2013-12-17 | 2013-12-17 | A kind of multifrequency antenna and mobile terminal |
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| CN104716441A true CN104716441A (en) | 2015-06-17 |
| CN104716441B CN104716441B (en) | 2019-03-12 |
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| CN201310694466.1A Active CN104716441B (en) | 2013-12-17 | 2013-12-17 | A kind of multifrequency antenna and mobile terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406176A (en) * | 2015-12-09 | 2016-03-16 | 广东欧珀移动通信有限公司 | Antenna system for mobile terminal and mobile terminal |
| CN105703790A (en) * | 2016-01-18 | 2016-06-22 | 广东欧珀移动通信有限公司 | Mobile terminal |
| CN105870586A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Dual-frequency wireless fidelity (WI-FI) antenna and mobile terminal |
| CN110427790A (en) * | 2019-07-22 | 2019-11-08 | 阿里巴巴集团控股有限公司 | A kind of RFID device and the information processing method based on it |
| US10984135B2 (en) | 2019-07-22 | 2021-04-20 | Advantageous New Technologies Co., Ltd. | RFID information processing |
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| CN2541958Y (en) * | 2002-04-02 | 2003-03-26 | 寰波科技股份有限公司 | Reverse F-shape antenna |
| US20040137950A1 (en) * | 2001-03-23 | 2004-07-15 | Thomas Bolin | Built-in, multi band, multi antenna system |
| US20090027299A1 (en) * | 2007-07-26 | 2009-01-29 | Arima Communications Corporation | Multiple frequency band antenna |
| CN201298589Y (en) * | 2008-08-06 | 2009-08-26 | 比亚迪股份有限公司 | Cellphone antenna module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20040137950A1 (en) * | 2001-03-23 | 2004-07-15 | Thomas Bolin | Built-in, multi band, multi antenna system |
| CN2541958Y (en) * | 2002-04-02 | 2003-03-26 | 寰波科技股份有限公司 | Reverse F-shape antenna |
| US20090027299A1 (en) * | 2007-07-26 | 2009-01-29 | Arima Communications Corporation | Multiple frequency band antenna |
| CN201298589Y (en) * | 2008-08-06 | 2009-08-26 | 比亚迪股份有限公司 | Cellphone antenna module |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406176A (en) * | 2015-12-09 | 2016-03-16 | 广东欧珀移动通信有限公司 | Antenna system for mobile terminal and mobile terminal |
| CN105406176B (en) * | 2015-12-09 | 2018-09-04 | 广东欧珀移动通信有限公司 | A kind of mobile terminal antenna system and mobile terminal |
| CN105870586A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Dual-frequency wireless fidelity (WI-FI) antenna and mobile terminal |
| CN105703790A (en) * | 2016-01-18 | 2016-06-22 | 广东欧珀移动通信有限公司 | Mobile terminal |
| CN110427790A (en) * | 2019-07-22 | 2019-11-08 | 阿里巴巴集团控股有限公司 | A kind of RFID device and the information processing method based on it |
| US10984135B2 (en) | 2019-07-22 | 2021-04-20 | Advantageous New Technologies Co., Ltd. | RFID information processing |
| US11334688B2 (en) | 2019-07-22 | 2022-05-17 | Advanced New Technologies Co., Ltd. | RFID information processing |
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| CN104716441B (en) | 2019-03-12 |
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Effective date of registration: 20200601 Address after: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, No.97 Xiangyu Road, Xiamen area, China (Fujian) free trade zone, Xiamen City, Fujian Province Patentee after: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Address before: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
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Application publication date: 20150617 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Contract record no.: X2021110000010 Denomination of invention: A multi frequency antenna and mobile terminal Granted publication date: 20190312 License type: Exclusive License Record date: 20210317 |
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Effective date of registration: 20230718 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, 97 Xiangyu Road, Xiamen area, China (Fujian) pilot Free Trade Zone, Xiamen City, Fujian Province Patentee before: Xinxin Finance Leasing (Xiamen) Co.,Ltd. |