CN104716441B - A kind of multifrequency antenna and mobile terminal - Google Patents
A kind of multifrequency antenna and mobile terminal Download PDFInfo
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- CN104716441B CN104716441B CN201310694466.1A CN201310694466A CN104716441B CN 104716441 B CN104716441 B CN 104716441B CN 201310694466 A CN201310694466 A CN 201310694466A CN 104716441 B CN104716441 B CN 104716441B
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Abstract
The invention discloses a kind of multifrequency antenna and mobile terminals, wherein includes: feeding point, to connect feeder line；Grounding point, to connect ground wire；Hyperfrequency oscillator is coupled respectively to the feeding point and the grounding point；First superfrequency oscillator, is coupled respectively to the feeding point and the grounding point；Second superfrequency oscillator, is coupled respectively to the feeding point and the grounding point；Matching block is coupled between the hyperfrequency oscillator and the first superfrequency oscillator, to adjust the coefficient of coup between the hyperfrequency oscillator and the first superfrequency oscillator.The beneficial effect of its technical solution is: 2.4GHz wireless network antenna, Bluetooth antenna, 5GHz wireless network antenna and GPS receiving antenna are integrated on a sheet metal, reduce antenna the space occupied in mobile terminal, keep the arrangement space of antenna more abundant, reduce possibility interfering with each other between mutiple antennas, to be conducive to the layout of mobile terminal internal antenna.
Description
Technical field
The present invention relates to a kind of radio-frequency unit more particularly to a kind of multifrequency antennas.
Background technique
In existing mobile communcations system, 2G (Generation Mobile Telecommunication System network standard)/3G (G mobile Communication network
Network standard) it has popularized.In some developed countries, 4G (forth generation mobile communications network standard) LTE (Long Term
Evolution " long term evolution ") also gradually popularize.
Since 4G communication system will become a kind of following certainty, then support of the corresponding mobile terminal to 4G network
Become a kind of necessary demand.Due to the demand of 4G standard, the mobile terminal of 4G needs to be arranged the mobile terminal than 2G/3G more
One antenna.In this way, in the design of antenna, 4G mobile terminal just needs to reserve at least one the mobile terminal than 2G/3G more
The position of antenna.And the fast development of mobile terminal, the addition of various new functions, it usually needs setting mutiple antennas could be real
It is existing.Mutiple antennas concentrates on a mobile terminal, more and more thinner in nowadays mobile terminal, under smaller and smaller trend, to day
The layout and performance of line are an acid tests.
Mutiple antennas is integrated in a mobile device, due to the limitation of size, the very little that mutual distance will become, this
There is strong influence to the radiance of each antenna, or even be unable to satisfy the requirement of operator, this has become hand-held shifting
Bottleneck in dynamic terminal antenna design.
Summary of the invention
For existing mobile terminal in the above problem present on antenna setting, one kind is now provided, it is intended to day will be reduced
Line occupied space, to realize the multifrequency antenna of antenna rational deployment and the mobile terminal using the antenna in mobile terminal.
Specific technical solution is as follows:
A kind of multifrequency antenna, wherein include:
Feeding point, to connect feeder line；
Grounding point, to connect ground wire；
Hyperfrequency (Super High Frequency, SHF, 3GHz-30GHz) oscillator, is coupled respectively to the feeding point
With the grounding point；
First superfrequency (Ultra High Frequency, UHF, 300MHz-3GHz) oscillator, is coupled respectively to the feedback
Electricity point and the grounding point；
Second superfrequency oscillator, is coupled respectively to the feeding point and the grounding point；
Matching block is coupled between the hyperfrequency oscillator and the first superfrequency oscillator, described super to adjust
The coefficient of coup between high frequency oscillator and the first superfrequency oscillator；
The first superfrequency oscillator has recessed portion, and the second superfrequency oscillator has bending part, the bending part
It is embedded in the recessed portion.
Preferably, the feeding point, the grounding point, the hyperfrequency oscillator, the first superfrequency oscillator and institute
The second superfrequency oscillator is stated to be formed on a sheet metal.
Preferably, the hyperfrequency oscillator resonance is in 5GHz frequency range.
Preferably, the first superfrequency oscillator resonance is in 2.4GHz frequency range.
Preferably, the second superfrequency oscillator resonance is in 1227.60MHz and/or resonance in 1575.42MHz.
Preferably, the matching block is mainly formed by the gap on the sheet metal, by adjusting the shape in the gap
Shape and/or size adjust the coefficient of coup between the hyperfrequency oscillator and the first superfrequency oscillator.
Preferably, first UHF antenna is wireless network antenna and/or Bluetooth antenna.
A kind of mobile terminal, wherein including above-mentioned multifrequency antenna.
Preferably, the multifrequency antenna is arranged at the back side upper right corner of the mobile terminal.
Preferably, further include main communication antenna, be set to the back bottom of the mobile terminal.
It preferably, further include telescopic antenna, the telescopic antenna is set to the mobile terminal side, for receiving movement
Multimedia broadcasting.
It preferably, further include near field communication antenna, the near field communication antenna is set to the mobile terminal upper rear portion.
It preferably, further include Wireless charging coil, the Wireless charging coil is set in the middle part of the mobile terminal back side,
And close to the back shell of the mobile terminal.
Preferably, the main communication antenna is GSM antenna and/or WCDMA antenna and/or CDMA antenna and/or TD antenna
And/or LTE antenna.
It preferably, further include LTE diversity antenna when the main communication antenna is LTE antenna, the LTE diversity antenna setting
At the top of the mobile terminal back side.
The beneficial effect of above-mentioned technical proposal is:
2.4GHz wireless network antenna, Bluetooth antenna, 5GHz wireless network antenna and GPS receiving antenna are integrated in one
Body reduces antenna the space occupied in mobile terminal, to be conducive to the layout of mobile terminal internal antenna.
2.4GHz wireless network antenna, Bluetooth antenna, 5GHz wireless network antenna and GPS receiving antenna are integrated into a gold medal
Belong on piece, reduces the volume of antenna further, keep the arrangement space of antenna more abundant, reduce between mutiple antennas each other
The possibility of interference.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of multifrequency antenna of the invention；
Fig. 2 is the structural schematic diagram of the antenna arrangement of mobile terminal of the invention；
Fig. 3 is the return loss test result schematic diagram of multifrequency antenna of the invention；
Fig. 4 is the passive efficiency test result schematic diagram of multifrequency antenna of the invention in GPS receiver frequency range；
Fig. 5 is the passive efficiency test knot that multifrequency antenna of the invention receives and dispatches frequency range in bluetooth and 2.4GHz wireless network
Fruit schematic diagram；
Fig. 6 is the passive efficiency test result schematic diagram that multifrequency antenna of the invention receives and dispatches frequency range in 5GHz wireless network.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
It is pointed out that embodiment under the premise of there is no contradictory, in technical solution of the present invention, and implements
Technical characteristic in example can be combined with each other.
As shown in Figure 1, the present invention provides a kind of multifrequency antenna, wherein include: feeding point 1, to connect feeder line (not in
It is shown in figure)；Grounding point 2, to connect ground wire；Hyperfrequency oscillator 3 is coupled respectively to feeding point 1 and grounding point 2；First is special
High frequency oscillator 4 is coupled respectively to feeding point 1 and grounding point 2；Second superfrequency oscillator 5 is coupled respectively to feeding point 1 and ground connection
Point 2；Matching block 6 is coupled between hyperfrequency oscillator 3 and the first superfrequency oscillator 4, to adjust hyperfrequency oscillator 3 and
The coefficient of coup between one superfrequency oscillator 4.
In above-mentioned technical proposal, 3 resonance of hyperfrequency oscillator is in 5GHz frequency range, to the signal transmitting and receiving of 5GHz wireless network,
First superfrequency oscillator, 4 resonance is in 2.4GHz frequency range, to the signal transmitting and receiving of bluetooth and 2.4GHz wireless network, the second superfrequency
Reception of 5 resonance of oscillator in 1227.60MHz and/or resonance in 1575.42MHz, for GPS signal.Above-mentioned technical proposal will be used
In the oscillator of the signal transmitting and receiving of 5GHz wireless network, for the oscillator and use of bluetooth and the signal transmitting and receiving of 2.4GHz wireless network
It is integrated on an antenna in the oscillator for receiving GPS signal, to reduce the duty space of antenna, is conducive in mobile terminal
The layout of portion's antenna.The coefficient of coup that matching block 6 adjusts between hyperfrequency oscillator 3 and the first superfrequency oscillator 4 makes the two
Assigned in same antenna structure.
On the basis of above-mentioned technical proposal, further, feeding point 1, grounding point 2, hyperfrequency oscillator 3, the first superfrequency
Oscillator 4 and the second superfrequency oscillator 5 are formed on a sheet metal 0.I.e. antenna structure is a metal sheet, to make antenna
Occupied space further reduces, it might even be possible to fit in the shell inner surface of mobile terminal, further be conducive to move
Antenna arrangement in dynamic terminal.
On the basis of above-mentioned technical proposal, further, matching block 6 can be formed mainly by the gap on sheet metal 0, be led to
The shape and/or size of crossing adjustment gap adjust the coefficient of coup between hyperfrequency oscillator 3 and the first superfrequency oscillator 4.
As shown in Figures 3 to 6, after tested, performance can meet the multifrequency antenna that above-mentioned technical proposal provides, wherein GPS
Reachable-the 5.5dB of the efficiency of frequency point f1.Bluetooth and the reachable -6.5dB or more of 2.4GHz wireless network frequency range f2.5GHz wireless network
Reachable-the 6dB or more of network frequency range f3.Can satisfy mobile terminal in GPS receiver, bluetooth and 2.4GHz wireless network transmitting-receiving and
The performance requirement of 5GHz wireless network transmitting-receiving.
It further include a kind of mobile terminal in technical solution of the present invention, wherein including above-mentioned multifrequency antenna 100, such as Fig. 2 institute
Show, multifrequency antenna 100 may be placed at the back side upper right corner of mobile terminal 000.
It on this basis, can also further include main communication antenna 200, main communication antenna 200 may be placed at movement
The back bottom of 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 operating mode of main communication antenna can be configured according to the actual needs of mobile terminal.When
It can also further include LTE diversity antenna 201, LTE diversity antenna 201 may be placed at when main communication antenna is LTE antenna
At the top of the back side of mobile terminal 000.
It on this basis, can also further include telescopic antenna 300, telescopic antenna 300 may be placed at mobile terminal
000 side, for receiving mobile multimedia broadcasting (CMMB China Mobile Multimedia Broadcasting).
It on this basis, can also further include near-field communication (NFC Near Field Communication) antenna
400, near field communication antenna 400 may be placed at the upper rear portion of mobile terminal 000.
It on this basis, can also further include Wireless charging coil 500, Wireless charging coil 500 may be placed at
In the middle part of 100 back side of mobile terminal, and close to the back shell of mobile terminal 000.
It should be pointed out that the embodiment of above-mentioned mobile terminal antenna layout is the reality in technical solution of the present invention
Example is applied, the whole of technical solution of the present invention is not represented, the new embodiment party obtained by the intercombination of above embodiment
Formula should also be as comprising within the protection scope of the present invention.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (13)
1. a kind of multifrequency antenna characterized by comprising
Feeding point, to connect feeder line；
Grounding point, to connect ground wire；
Hyperfrequency oscillator is coupled respectively to the feeding point and the grounding point；
First superfrequency oscillator, is coupled respectively to the feeding point and the grounding point；
Second superfrequency oscillator, is coupled respectively to the feeding point and the grounding point；
Matching block is coupled between the hyperfrequency oscillator and the first superfrequency oscillator, to adjust the hyperfrequency
The coefficient of coup between oscillator and the first superfrequency oscillator；
The first superfrequency oscillator has bending part, and the second superfrequency oscillator has recessed portion, the bending part insertion
The recessed portion；
The matching block is set in the space that the recessed portion and the bending part are enclosed；
The feeding point, the grounding point, the hyperfrequency oscillator, the first superfrequency oscillator and second superfrequency
Oscillator is formed on a sheet metal；
The matching block is mainly formed by the gap on the sheet metal, by adjusting the shape and/or size in the gap
Adjust the coefficient of coup between the hyperfrequency oscillator and the first superfrequency oscillator.
2. multifrequency antenna as described in claim 1, which is characterized in that the hyperfrequency oscillator resonance is in 5GHz frequency range.
3. multifrequency antenna as described in claim 1, which is characterized in that the first superfrequency oscillator resonance is in 2.4GHz frequency range.
4. multifrequency antenna as described in claim 1, which is characterized in that the second superfrequency oscillator resonance is in 1227.60MHz
And/or resonance is in 1575.42MHz.
5. multifrequency antenna as claimed in claim 3, which is characterized in that first UHF antenna be wireless network antenna and/
Or Bluetooth antenna.
6. a kind of mobile terminal, which is characterized in that including the multifrequency antenna as described in any in claim 1-5.
7. mobile terminal as claimed in claim 6, which is characterized in that the multifrequency antenna is arranged at the back of the mobile terminal
At the upper right corner of face.
8. mobile terminal as claimed in claim 7, which is characterized in that further include main communication antenna, be set to the mobile terminal
Back bottom.
9. mobile terminal as claimed in claim 7, which is characterized in that further include telescopic antenna, the telescopic antenna is set to institute
Mobile terminal side is stated, for receiving mobile multimedia broadcasting.
10. mobile terminal as claimed in claim 7, which is characterized in that it further include near field communication antenna, the near field communication antenna
It is set to the mobile terminal upper rear portion.
11. mobile terminal as claimed in claim 7, which is characterized in that it further include Wireless charging coil, the Wireless charging coil
It is set in the middle part of the mobile terminal back side, and close to the back shell of the mobile terminal.
12. mobile terminal as claimed in claim 8, which is characterized in that the main communication antenna is GSM antenna and/or WCDMA days
Line and/or CDMA antenna and/or TD antenna and/or LTE antenna.
13. mobile terminal as claimed in claim 12, which is characterized in that the main communication antenna further includes LTE when being LTE antenna
Diversity antenna, the LTE diversity antenna are set at the top of the mobile terminal back side.
Priority Applications (1)
| 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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| 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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| CN104716441A CN104716441A (en) | 2015-06-17 |
| CN104716441B true CN104716441B (en) | 2019-03-12 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108390688A (en) * | 2016-01-18 | 2018-08-10 | 广东欧珀移动通信有限公司 | Mobile terminal |
| CN110427790B (en) * | 2019-07-22 | 2021-02-05 | 创新先进技术有限公司 | RFID device and information processing method based on same |
| US10789391B1 (en) | 2019-07-22 | 2020-09-29 | Alibaba Group Holding Limited | 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 |
| CN201298589Y (en) * | 2008-08-06 | 2009-08-26 | 比亚迪股份有限公司 | Cellphone antenna module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002078123A1 (en) * | 2001-03-23 | 2002-10-03 | Telefonaktiebolaget L M Ericsson (Publ) | A built-in, multi band, multi antenna system |
| US7541984B2 (en) * | 2007-07-26 | 2009-06-02 | Arima Communications Corporation | Multiple frequency band antenna |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2541958Y (en) * | 2002-04-02 | 2003-03-26 | 寰波科技股份有限公司 | Reverse F-shape 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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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. |
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