CN203774453U - Mobile phone and antenna thereof - Google Patents
Mobile phone and antenna thereof Download PDFInfo
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- CN203774453U CN203774453U CN201420176402.2U CN201420176402U CN203774453U CN 203774453 U CN203774453 U CN 203774453U CN 201420176402 U CN201420176402 U CN 201420176402U CN 203774453 U CN203774453 U CN 203774453U
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- 239000002184 metal Substances 0.000 claims abstract description 36
- 230000005855 radiation Effects 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model belongs to the mobile terminal technical field. The utility model provides a mobile phone and an antenna thereof. The antenna includes a first antenna radiation body, a second antenna radiation body, a third antenna radiation body, a feed end, unit metal ground and lumped parameter elements; a first end of the first antenna radiation body is connected with the feeding end; a gap is formed between a first end of the second antenna radiation body and a first end of the third antenna radiation body; a second end of the first antenna radiation body is connected with a second end of the second antenna radiation body through one or a plurality of lumped parameter elements; and a second end of the third antenna radiation body is connected with the unit metal ground through one or a plurality of lumped parameter elements. The antenna provided by the utility model has the advantages of simple structure, convenient manufacture, miniaturized volume and size.
Description
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
Along with the arrival in 4G epoch, LTE (Long Term Evolution, Long Term Evolution) not a concept but a trend, due to the increase of 4G bandwidth, be also significantly improved with respect to 3G for the requirement of the antenna of mobile terminal (as mobile phone).At present, the realization of 4G antenna generally adopts the mode that increases antenna headroom district 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, to solve 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, third antenna radiant body, feed end, complete machine metal ground and lumped-parameter element;
The first end of described the first antenna radiator is connected with feed end;
Between the first end of the first end of described the second antenna radiator and described third antenna radiant body, form gap;
Between the second end of described the first antenna radiator and the second end of described the second antenna radiator, be connected by one or more lumped-parameter elements;
The second end of described third antenna radiant body be connected with described complete machine metal ground or the second end of described third antenna radiant body and described complete machine metal ground between be connected by one or more lumped-parameter elements.
Lumped-parameter element between the second end of described the first antenna radiator and the second end of described the second antenna radiator is electric capacity, inductance or resistance.
Lumped-parameter element between the second end of described third antenna radiant body and described complete machine metal ground is resistance.
Described resistance comprises the first resistance and the second resistance, described third antenna radiant body comprises the first branch road and the second branch road, described the first branch road is connected with the first end of described the first resistance, the second end of described the first resistance connects described complete machine metal ground, described the second branch road is connected with the first end of described the second resistance, and the second end of described the second resistance connects described complete machine metal ground.
Preferably, the resistance of described the first resistance is 0 Ω.
Described the first antenna radiator, described the second antenna radiator and described third antenna radiant body are distributed in support, pcb board, housing or touch screen surface.
Described antenna also comprises antenna matching network, and described antenna matching network is arranged between described the first antenna radiator and described feed end.
Described complete machine metallic object and the electrical connector of also comprising, 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 by arranging lumped-parameter element between antenna radiator and between antenna radiator and complete machine metal ground, make feed end, antenna radiator, lumped-parameter element and complete machine metal and form antenna loop, increase the band limits of antenna cover, and the overall structure of antenna is simple, be convenient to manufacture, realized the volume of antenna and the miniaturization of size simultaneously.
Brief description of the drawings
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 skill in the art, 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, describe below by specific embodiment.
A kind of antenna that the utility model embodiment provides comprises: comprising: the first antenna radiator, the second antenna radiator, third antenna radiant body, feed end, complete machine metal ground and lumped-parameter element.
The first end of described the first antenna radiator is connected with feed end, between the first end of described the second antenna radiator and the first end of described third antenna radiant body, forms gap.
Between the second end of described the first antenna radiator and the second end of described the second antenna radiator, be connected by one or more lumped-parameter elements.
The second end of described third antenna radiant body be connected with described complete machine metal ground or the second end of described third antenna radiant body and described complete machine metal ground between be connected by one or more lumped-parameter elements.
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, lumped-parameter element refers to that each has the element of two terminals, and the electric current flowing into from a terminal equals the electric current flowing out from another terminal.There are three kinds of ideal circuit elements the most basic: the ideal resistance element R that represents to consume electric energy; Represent the ideal capacitance element C of storage electric field energy; Represent the ideal inductance element L of storage magnetic field energy, when the size of side circuit is during much smaller than circuit working when electromagnetic wavelength, can be the effect lump of element together, described with one or limited resistance R, inductance L, capacitor C element.Therefore, lumped-parameter element comprises resistance R, inductance L or capacitor C element.
Wherein, between described the first antenna radiator and described the second antenna radiator, be provided with gap, between described the first antenna radiator and described the second antenna radiator, pass through the mutual transmission of signal of mode of Space Coupling.
Further, the lumped-parameter element between the second end of described the first antenna radiator and the second end of described the second antenna radiator is electric capacity, inductance or resistance.
Concrete, described electric capacity, inductance or resistance are one or more.
It should be noted that, lumped-parameter element between the second end of described the first antenna radiator and the second end of described the second antenna radiator can also be the various combination between inductance, resistance and electric capacity, for example, LC circuit being formed by inductance and electric capacity etc.
Further, the lumped-parameter element between the second end of described third antenna radiant body and described complete machine metal ground is resistance.
Concrete, described resistance is one or more.
It should be noted that, lumped-parameter element between the second end of described third antenna radiant body and described complete machine metal ground can also be the various combination between inductance or electric capacity or inductance, resistance and electric capacity, for example, LC circuit being formed by inductance and electric capacity etc.
Further, described antenna also comprises antenna-matching circuit, and described antenna-matching circuit can be provided with multiple, 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 antenna radiator, the second antenna radiator and described third antenna radiant body are distributed in support, pcb board, housing or touch screen surface.
Below with concrete example explanation the utility model embodiment, wherein, lumped-parameter element between the second end of described the first antenna radiator and the second end of described the second antenna radiator is an electric capacity, and the lumped-parameter element between the second end of described third antenna radiant body and described complete machine metal ground is two resistance.
Concrete, referring to Fig. 1 and Fig. 2, described antenna comprises: the first antenna radiator 30, the second antenna radiator 32, third antenna radiant body 31, feed end E1, complete machine metal ground 11 and lumped-parameter element; The first end of the first antenna radiator 30 is connected with feed end E1; Between the first end of the first end of the second antenna radiator 32 and third antenna radiant body 31, form gap; Between the second end of the second end of the first antenna radiator 30 and the second antenna radiator 32, be provided with capacitor C, between the second end of third antenna radiant body 31 and complete machine metal ground 11, be provided with two resistance.
Described resistance comprises the first resistance R 1 and the second resistance R 2, third antenna radiant body 31 comprises the first branch road 41 and the second branch road 42, the first branch road 41 is connected with the first end of the first resistance R 1, the second end of the first resistance R 1 connects complete machine metal ground 11, the second branch road 42 is connected with the first end of the second resistance R 2, and the second end of the second resistance R 2 connects complete machine metal ground 11.
Concrete, the value of capacitor C is 1.5pF, and the resistance of the first resistance R 1 is 0 Ω, and the resistance of the second resistance R 2 is 20 Ω.
Described antenna also comprises antenna matching network 33, and antenna matching network 33 is arranged between the first antenna radiator 30 and feed end E1.
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 11 by described connector 51, and the quantity of described electrical connector 51 is one.
The specific works process of the utility model embodiment is: feed end E1 inspires signal, successively through overmatching antenna matching network 33, the first antenna radiator 30, capacitor C, the second antenna radiator 32, third antenna radiant body 31 and the first resistance R 1 and the second resistance R 2, finally enter complete machine metal ground 11, form an antenna loop.Antenna in this example can cover 1500MHz-2690MHz, and its 3D efficiency in the test of ETS darkroom meets communication requirement.
A kind of built-in antenna of mobile phone that the utility model embodiment provides is by arranging lumped-parameter element between antenna radiator and between antenna radiator and complete machine metal ground, make feed end, antenna radiator, lumped-parameter element and complete machine metal and form antenna loop, increase the band limits of antenna cover, and the overall structure of antenna is simple, be convenient to manufacture, realized the volume of antenna and the miniaturization of size simultaneously.
A kind of antenna that the utility model embodiment provides can be in limited antenna environment, realize substantially antenna performance, can be on the same antenna, realize the spatial reuse of frequency phase-difference multiple 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 embodiment also provides a kind of mobile phone, and it is built-in with above-mentioned antenna.For the mobile phone that is built-in with 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 affect 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, third antenna radiant body, feed end, complete machine metal ground and lumped-parameter element;
The first end of described the first antenna radiator is connected with feed end;
Between the first end of the first end of described the second antenna radiator and described third antenna radiant body, form gap;
Between the second end of described the first antenna radiator and the second end of described the second antenna radiator, be connected by one or more lumped-parameter elements;
The second end of described third antenna radiant body be connected with described complete machine metal ground or the second end of described third antenna radiant body and described complete machine metal ground between be connected by one or more lumped-parameter elements.
2. antenna as claimed in claim 1, is characterized in that, the lumped-parameter element between the second end of described the first antenna radiator and the second end of described the second antenna radiator is electric capacity, inductance or resistance.
3. antenna as claimed in claim 1, is characterized in that, the lumped-parameter element between the second end of described third antenna radiant body and described complete machine metal ground is resistance.
4. antenna as claimed in claim 3, it is characterized in that, described resistance comprises the first resistance and the second resistance, described third antenna radiant body comprises the first branch road and the second branch road, described the first branch road is connected with the first end of described the first resistance, the second end of described the first resistance connects described complete machine metal ground, and described the second branch road is connected with the first end of described the second resistance, and the second end of described the second resistance connects described complete machine metal ground.
5. antenna as claimed in claim 4, is characterized in that, the resistance of described the first resistance is 0 Ω.
6. antenna as claimed in claim 1, is characterized in that, described the first antenna radiator, described the second antenna radiator and described third antenna radiant body are distributed in support, pcb board, housing or touch screen surface.
7. antenna as claimed in claim 1, is characterized in that, also comprises antenna matching network, and described antenna matching network is arranged between described the first antenna radiator and described feed end.
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 mobile phone comprises the antenna as described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176402.2U CN203774453U (en) | 2014-04-11 | 2014-04-11 | Mobile phone and antenna thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176402.2U CN203774453U (en) | 2014-04-11 | 2014-04-11 | Mobile phone and antenna thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774453U true CN203774453U (en) | 2014-08-13 |
Family
ID=51291607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420176402.2U Expired - Fee Related CN203774453U (en) | 2014-04-11 | 2014-04-11 | Mobile phone and antenna thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774453U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928753A (en) * | 2014-04-11 | 2014-07-16 | 广东欧珀移动通信有限公司 | Mobile phone and antenna thereof |
| CN108539380A (en) * | 2018-05-02 | 2018-09-14 | 珠海市杰理科技股份有限公司 | Radio-frequency antenna, matching network, wireless communication device and bluetooth headset |
| WO2020108281A1 (en) * | 2018-11-30 | 2020-06-04 | 维沃移动通信有限公司 | Antenna structure and terminal device |
-
2014
- 2014-04-11 CN CN201420176402.2U patent/CN203774453U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928753A (en) * | 2014-04-11 | 2014-07-16 | 广东欧珀移动通信有限公司 | Mobile phone and antenna thereof |
| CN103928753B (en) * | 2014-04-11 | 2016-08-24 | 广东欧珀移动通信有限公司 | A kind of mobile phone and antenna thereof |
| CN108539380A (en) * | 2018-05-02 | 2018-09-14 | 珠海市杰理科技股份有限公司 | Radio-frequency antenna, matching network, wireless communication device and bluetooth headset |
| WO2020108281A1 (en) * | 2018-11-30 | 2020-06-04 | 维沃移动通信有限公司 | Antenna structure and terminal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523841 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |