CN203910977U - Mobile phone and antenna thereof - Google Patents

Mobile phone and antenna thereof Download PDF

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Publication number
CN203910977U
CN203910977U CN201420176390.3U CN201420176390U CN203910977U CN 203910977 U CN203910977 U CN 203910977U CN 201420176390 U CN201420176390 U CN 201420176390U CN 203910977 U CN203910977 U CN 203910977U
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CN
China
Prior art keywords
antenna
feed
antenna radiator
complete machine
switch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420176390.3U
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Chinese (zh)
Inventor
赵宁
梁天平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Filing date
Publication date
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Priority to CN201420176390.3U priority Critical patent/CN203910977U/en
Application granted granted Critical
Publication of CN203910977U publication Critical patent/CN203910977U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model is suitable for the field of mobile terminals and provides a mobile phone and an antenna thereof. The antenna comprises a first antenna radiating body, a second antenna radiating body, a first switch unit, a second switch unit, a first feed unit, a second feed unit, a complete machine metal arm and a control chip. The output end of the control chip is connected with the control end of the first switch unit and the control end of the second switch unit. The control chip controls one or more feed ends in the first feed unit, the first antenna radiating body and the complete machine metal arm to form a signal loop when the first switch unit is connected, and controls one or more feed ends of the second feed unit, the second antenna radiating body, the first antenna radiating body and the complete machine metal arm to form a signal loop when the second switch unit is connected. The antenna is simple in whole structure, convenient to produce and manufacture and small in size.

Description

A kind of mobile phone and antenna thereof
Technical field
The utility model belongs to field of mobile terminals, relates in particular to a kind of mobile phone and antenna thereof.
Background technology
Arrival along with the 4G epoch, LTE (Long Term Evolution, Long Term Evolution) not a concept but a trend, due to the increase of 4G bandwidth, for the requirement of the antenna of mobile terminal (as mobile phone), with respect to 3G, be significantly improved yet.At present, the realization of 4G antenna generally adopts the mode in antenna headroom district that increases on the basis of 3G, comprising directly increasing antenna headroom district or adopting the modes such as metal edge frame in a disguised form to increase headroom district, and the increase in antenna headroom district can make the volume of antenna and size increase, certainly will cause like this complete machine size and dimension of mobile terminal to change, make mobile terminal cannot realize miniaturization and lightening.
Utility model content
The purpose of this utility model is to provide a kind of antenna, take and solves in prior art as increasing frequency coverage by adopting the modes such as metal edge frame in a disguised form to increase the defect that volume that headroom district causes antenna and size cannot miniaturizations.
The utility model is achieved in that a kind of antenna, and it comprises: the first antenna radiator, the second antenna radiator, the first switch element, second switch unit, the first feed element, the second feed element, complete machine metal ground and control chip;
Between described the first antenna radiator and described the second antenna radiator, pass through Space Coupling signal transmission, described the first antenna radiator connects described complete machine metal ground, and described the first antenna radiator connects the one or more feed ends in described the first feed element by described the first switch element;
Described the second antenna radiator connects the one or more feed ends in described the second feed element by described second switch unit;
The output of described control chip connects control end and the described second switch unit controls end of described the first switch element, described control chip makes the one or more feed ends in described the first feed element while controlling described the first switch element conducting, described the first antenna radiator and described complete machine metal ground form signal circuit, described control chip makes the one or more feed ends in described the second feed element while controlling described second switch cell conduction, described the second antenna radiator, described the first antenna radiator and described complete machine metal ground form signal circuit,
Described control chip is by controlling the conducting of described the first switch element or described second switch unit, to regulate the frequency range of antenna cover.
Between described the first antenna radiator and described the second antenna radiator, be provided with gap.
Described built-in antenna of mobile phone also comprises the first antenna matching network and the second antenna matching network, described the first antenna radiator comprises the first branch road and the second branch road, one end of described the first branch road connects the input of described the first antenna matching network, the output of described the first antenna matching network connects described complete machine metal ground, one end of described the second branch road connects the input of described the second antenna matching network, the output of described the second antenna matching network connects the input of described the first switch element, the output of described the first switch element connects the first feed end in described the first feed element, described control chip is controlled described the first switch element conducting and is made described the first feed end, described the second antenna matching network, described the first antenna radiator and described complete machine metal ground form signal circuit to produce the first antenna resonance.
Described built-in antenna of mobile phone also comprises third antenna matching network, one end of described the second antenna radiator connects the input of described third antenna matching network, the output of described third antenna matching network connects the input of described second switch unit, the output of described second switch unit connects the second feed end of described the second feed element, and described control chip is controlled described second switch cell conduction and made described the second feed end, described the second antenna radiator, the first antenna radiator and described complete machine metal and form loop to produce the second antenna resonance.
Described the first switch element and described second switch unit are single-pole single-throw switch (SPST) or single-pole double-throw switch (SPDT) or single pole multiple throw.
Described the first antenna radiator and the second antenna radiator are distributed in the supporter surfaces such as support, pcb board, housing or touch-screen.
Described built-in antenna of mobile phone also comprises a plurality of antenna matching networks, and described antenna matching network is separately positioned between described the first antenna radiator and complete machine metal ground, between described the first switch element and described the first feed element and between described second switch unit and described the second feed element.
Described built-in antenna of mobile phone also comprises complete machine metallic object and electrical connector, and described complete machine metallic object is connected with described complete machine metal ground by described connector, and the quantity of described electrical connector is one or more.
Another object of the present utility model is also to provide a kind of mobile phone, and it is built-in with above-mentioned antenna.
A kind of antenna that the utility model provides is realized different feed ends by control switch unit and is formed different loops from the earth point on antenna radiator, the bandwidth of antenna has been covered as gps antenna frequency range and LTE diversity antenna frequency range simultaneously, overall structure is simple, be convenient to manufacture, realized the volume of antenna and the miniaturization of size simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of antenna of providing of the utility model embodiment;
Fig. 2 is the concrete connection diagram of a kind of antenna of providing of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
For technical scheme described in the utility model is described, below by specific embodiment, describe.
A kind of antenna that the utility model embodiment provides comprises: the first antenna radiator, the second antenna radiator, the first switch element, second switch unit, the first feed element, the second feed element, complete machine metal ground and control chip.
Between described the first antenna radiator and described the second antenna radiator, pass through Space Coupling signal transmission, described the first antenna radiator connects described complete machine metal ground, and described the first antenna radiator connects the one or more feed ends in described the first feed element by described the first switch element.
Described the second antenna radiator connects the one or more feed ends in described the second feed element by described second switch unit.
The output of described control chip connects control end and the described second switch unit controls end of described the first switch element, described control chip makes the one or more feed ends in described the first feed element while controlling described the first switch element conducting, described the first antenna radiator and described complete machine metal ground form signal circuit, described control chip makes the one or more feed ends in described the second feed element while controlling described second switch cell conduction, described the second antenna radiator, described the first antenna radiator and described complete machine metal ground form signal circuit.
Described control chip is by controlling the conducting of described the first switch element or described second switch unit, to regulate the frequency range of antenna cover.
Wherein, described feed end is used for providing signal, and described complete machine metal ground, as an arm of aerial radiation, receives the signal that feed end provides.
Wherein, when described control chip is controlled described the first switch element or described second switch cell conduction, described the first antenna radiator or described the second antenna radiator can be connected with a feed end or be connected with a plurality of feed ends simultaneously, can select according to the required antenna resonance obtaining.
Wherein, described the first antenna radiator and described the second antenna radiator can pass through the mutual transmission of signal of mode of Space Coupling.
Concrete, between described the first antenna radiator and described the second antenna radiator, be provided with gap.
Further, described antenna also comprises antenna-matching circuit, and described antenna-matching circuit can be provided with a plurality of, its position can be located between antenna and feed end and antenna and complete machine metal ground between any link position.
Further, described the first switch element and described second switch unit are single-pole single-throw switch (SPST) or single-pole double-throw switch (SPDT) or single pole multiple throw.
Further, described the first antenna radiator and the second antenna radiator are distributed in support, pcb board, housing or touch screen surface.
Below with concrete example explanation the utility model embodiment, adopting a feed of an antenna radiator connection to bring in illustrates, wherein, the first antenna radiator connects the first feed end by the first switch element, and the second antenna radiator connects the second feed end by second switch unit.
Concrete, refer to Fig. 1 and Fig. 2, described antenna also comprises the first antenna matching network 222 and the second antenna matching network 223, described the first antenna radiator comprises the first branch road 41 and the second branch road 42, one end of described the first branch road 41 connects the input of described the first antenna matching network 222, the output of described the first antenna matching network 222 connects described complete machine metal ground 11 by earth point 221, one end of described the second branch road 42 connects the input of described the second antenna matching network 223, the output of described the second antenna matching network 223 connects the input of described the first switch element S1, the output of described the first switch element S1 connects the first feed end E1 in described the first feed element, described control chip 10 is controlled described the first switch element conducting makes described the first feed end E1, described the second antenna matching network 223, described the first antenna radiator 31 and described complete machine metal ground 11 form signal circuit to produce LTE antenna resonance.
Described antenna also comprises third antenna matching network 224, one end of described the second antenna radiator 32 connects the input of described third antenna matching network 224, the output of described third antenna matching network 224 connects the input of described second switch cell S 2, the output of described second switch cell S 2 connects the second feed end E2 of described the second feed element, described control chip 10 is controlled described second switch cell S 2 conductings makes described the second feed end E2, described the second antenna radiator 32, the first antenna radiator 31 and described complete machine metal ground form loop to produce gps antenna resonance.
Described antenna also comprises complete machine metallic object 12 and electrical connector 51, and described complete machine metallic object 12 is connected with described complete machine metal ground by described connector 51, and the quantity of described electrical connector is one.
In the present embodiment, the first switch element is single-pole single-throw switch (SPST) S1, and second switch unit is single-pole single-throw switch (SPST) S2.
The specific works process of the utility model embodiment is: when control chip is controlled the first switch element S1 conducting, while controlling 2 disconnection of second switch cell S, the first antenna radiator 31 is started working, by adjusting its corresponding size, can cover different frequency ranges, in the present embodiment, make the first antenna radiator 31 cover LTE and receive frequency range (1805MHz-2690MHz).The energy signal that described feed end E1 sends, after second switch cell S 1 and the second antenna matching network M2, enter the first antenna radiator 31, by the first antenna matching network M1, finally enter complete machine metal ground 221 again, form an antenna loop, therefore, by this loop, inspire the resonance of 1805MHz-2690MHz, through darkroom test, the space radiation efficiency that this antenna resonance produces meets communicating requirement.
When control chip, controlling the first switch element S1 disconnects, while controlling 2 conducting of second switch cell S, the first antenna radiator 31 and the second antenna radiator 32 are worked simultaneously, by adjusting the corresponding size of the first antenna radiator 31 and the second antenna radiator 32, can cover different frequency ranges, in the present embodiment, make it cover gps antenna frequency range (1.5GHz-1.6GHz).The energy signal that described feed end E2 sends, through third antenna matching network M3, enter the second antenna radiator 32, the Space Coupling occurring by the second antenna radiator 32 and the first antenna radiator 31, this energy signal is coupled on the first antenna radiator 31, again by the first antenna radiator 31 through the first antenna matching network M1, finally enter complete machine metal ground 221, form an antenna loop, therefore, by this loop, inspire the resonance of 1.5GHz-1.6GHz, the gps antenna resonance of generation is tested through darkroom, and its radiation efficiency meets communicating requirement.
Particularly, control chip is single-chip microcomputer, such as 80C51 in MCS-51 series monolithic etc.Particularly, control chip is CPLD, and execution speed is fast like this, and control response is sensitive.Particularly, control chip is FPGA, and system power dissipation is little like this, and control rate is fast.
A kind of built-in antenna of mobile phone of the utility model embodiment is realized different feed ends by control switch unit and is formed different loops from the earth point on antenna radiator, make the bandwidth of antenna cover gps antenna frequency range (1.5GHz-1.6GHz) and LTE diversity antenna frequency range (1850MHz-2690MHz) simultaneously, overall structure is simple, be convenient to manufacture, realized the volume of antenna and the miniaturization of size.
A kind of antenna that the utility model embodiment provides has used switch element, the utmost point has utilized IFA antenna to have a short dot and monopole antenna without the feature of short dot dexterously, realized different antenna bands, in finite structure space, the design of the multiplexing same antenna.
A kind of antenna that the utility model embodiment provides can be in limited antenna environment, realize substantially antenna performance, can on the same antenna, realize the spatial reuse of frequency phase-difference a plurality of frequency bands far away, can be applicable in the scheme of mobile phone upgrading 4G of current 3G antenna environment.This programme can meet the standards such as GSM, GPS, DCS, PCS, WCDMA, CDMA, EVDO, TD-SCDMA, TD-LTE, BLUETOOTH, WIMAX2.5, IMT-ADVANCED, WLAN5.2, WIMAX5.8.
The utility model another kind of embodiment provide a kind of mobile phone, and it is built-in with above-mentioned antenna.
A kind of mobile phone that the utility model embodiment provides, adopt above-mentioned antenna, because above-mentioned antenna has advantages of volume and compact in size, therefore can not change in the integrally-built situation of mobile phone, expand the bandwidth of LTE antenna, do not affected complete machine outward appearance simultaneously.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; make without departing from the concept of the premise utility some alternative or obvious modification that are equal to; and performance or purposes identical, all should be considered as belonging to the utility model by the definite scope of patent protection of submitted to claims.

Claims (9)

1. an antenna, is characterized in that, comprising: the first antenna radiator, the second antenna radiator, the first switch element, second switch unit, the first feed element, the second feed element, complete machine metal ground and control chip;
Between described the first antenna radiator and described the second antenna radiator, pass through Space Coupling signal transmission, described the first antenna radiator connects described complete machine metal ground, and described the first antenna radiator connects the one or more feed ends in described the first feed element by described the first switch element;
Described the second antenna radiator connects the one or more feed ends in described the second feed element by described second switch unit;
The output of described control chip connects control end and the described second switch unit controls end of described the first switch element, described control chip makes the one or more feed ends in described the first feed element while controlling described the first switch element conducting, described the first antenna radiator and described complete machine metal ground form signal circuit, described control chip makes the one or more feed ends in described the second feed element while controlling described second switch cell conduction, described the second antenna radiator, described the first antenna radiator and described complete machine metal ground form signal circuit,
Described control chip is by controlling the conducting of described the first switch element or described second switch unit, to regulate the frequency range of antenna cover.
2. antenna as claimed in claim 1, is characterized in that, between described the first antenna radiator and described the second antenna radiator, is provided with gap.
3. antenna as claimed in claim 2, it is characterized in that, also comprise the first antenna matching network and the second antenna matching network, described the first antenna radiator comprises the first branch road and the second branch road, one end of described the first branch road connects the input of described the first antenna matching network, the output of described the first antenna matching network connects described complete machine metal ground, one end of described the second branch road connects the input of described the second antenna matching network, the output of described the second antenna matching network connects the input of described the first switch element, the output of described the first switch element connects the first feed end in described the first feed element, described control chip is controlled described the first switch element conducting and is made described the first feed end, described the second antenna matching network, described the first antenna radiator and described complete machine metal ground form signal circuit to produce the first antenna resonance.
4. antenna as claimed in claim 2, it is characterized in that, also comprise third antenna matching network, one end of described the second antenna radiator connects the input of described third antenna matching network, the output of described third antenna matching network connects the input of described second switch unit, the output of described second switch unit connects the second feed end of described the second feed element, described control chip is controlled described second switch cell conduction and is made described the second feed end, described the second antenna radiator, the first antenna radiator and described complete machine metal ground form loop to produce the second antenna resonance.
5. antenna as claimed in claim 1, is characterized in that, described the first switch element and described second switch unit are single-pole single-throw switch (SPST) or single-pole double-throw switch (SPDT) or single pole multiple throw.
6. antenna as claimed in claim 1, is characterized in that, described the first antenna radiator and the second antenna radiator are distributed in the surface of support, pcb board, housing or touch-screen.
7. antenna as claimed in claim 1, it is characterized in that, also comprise a plurality of antenna matching networks, described antenna matching network is separately positioned between described the first antenna radiator and complete machine metal ground, between described the first switch element and described the first feed element and between described second switch unit and described the second feed element.
8. antenna as claimed in claim 1, is characterized in that, also comprises complete machine metallic object and electrical connector, and described complete machine metallic object is connected with described complete machine metal ground by described connector, and the quantity of described electrical connector is one or more.
9. a mobile phone, is characterized in that, described embedded in mobile phone is just like the antenna described in claim 1-8 any one.
CN201420176390.3U 2014-04-11 2014-04-11 Mobile phone and antenna thereof Withdrawn - After Issue CN203910977U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420176390.3U CN203910977U (en) 2014-04-11 2014-04-11 Mobile phone and antenna thereof

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Application Number Priority Date Filing Date Title
CN201420176390.3U CN203910977U (en) 2014-04-11 2014-04-11 Mobile phone and antenna thereof

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103928766A (en) * 2014-04-11 2014-07-16 广东欧珀移动通信有限公司 Mobile phone and antenna thereof
CN104617386A (en) * 2014-12-30 2015-05-13 深圳天珑无线科技有限公司 Mobile terminal, antenna system and radio frequency signal control method
CN106992359A (en) * 2017-01-13 2017-07-28 瑞声科技(新加坡)有限公司 Antenna system
CN107871932A (en) * 2016-09-22 2018-04-03 苹果公司 Antenna with symmetrical switch framework
CN108808228A (en) * 2018-08-23 2018-11-13 维沃移动通信有限公司 A kind of antenna system and electronic equipment
CN109768368A (en) * 2019-02-19 2019-05-17 深圳市和盈互联科技有限公司 A kind of wireless feed antenna device of screen sliding communication equipment

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103928766A (en) * 2014-04-11 2014-07-16 广东欧珀移动通信有限公司 Mobile phone and antenna thereof
CN104617386A (en) * 2014-12-30 2015-05-13 深圳天珑无线科技有限公司 Mobile terminal, antenna system and radio frequency signal control method
CN104617386B (en) * 2014-12-30 2017-11-21 深圳天珑无线科技有限公司 A kind of mobile terminal, antenna system and radiofrequency signal control method
CN107871932A (en) * 2016-09-22 2018-04-03 苹果公司 Antenna with symmetrical switch framework
CN107871932B (en) * 2016-09-22 2020-12-22 苹果公司 Antenna with symmetrical switch architecture
CN106992359A (en) * 2017-01-13 2017-07-28 瑞声科技(新加坡)有限公司 Antenna system
CN106992359B (en) * 2017-01-13 2021-02-23 瑞声科技(新加坡)有限公司 Antenna system
CN108808228A (en) * 2018-08-23 2018-11-13 维沃移动通信有限公司 A kind of antenna system and electronic equipment
CN109768368A (en) * 2019-02-19 2019-05-17 深圳市和盈互联科技有限公司 A kind of wireless feed antenna device of screen sliding communication equipment
CN109768368B (en) * 2019-02-19 2023-12-19 深圳市飞亚达精密科技有限公司 Wireless feed-in antenna device of sliding screen communication equipment

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20141029

Effective date of abandoning: 20160302

C25 Abandonment of patent right or utility model to avoid double patenting