CN104124514A - Antenna assembly and mobile terminal - Google Patents
Antenna assembly and mobile terminal Download PDFInfo
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- CN104124514A CN104124514A CN201410390547.7A CN201410390547A CN104124514A CN 104124514 A CN104124514 A CN 104124514A CN 201410390547 A CN201410390547 A CN 201410390547A CN 104124514 A CN104124514 A CN 104124514A
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- antenna
- feeder line
- horn
- mainboard
- loudspeaker
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Abstract
The invention discloses an antenna assembly and a mobile terminal. The antenna assembly comprises a mainboard, a ground antenna feeder line, a main antenna body, a main antenna feeder line and a horn. The mainboard, the ground antenna feeder line and the main antenna body are connected in sequence. One end of the main antenna feeder line is connected with an antenna signal feeding point of the mainboard, and the other end of the main antenna feeder line is connected with the ground antenna feeder line. The horn is connected with a circuit on the mainboard via a horn lead which is connected with the ground antenna feeder line via a high-pass filter. The high-pass filter is used for transmitting antenna signals on the ground antenna feeder line to the horn lead and the horn, so that the antenna signals can be radiated out via the horn lead and the horn, and the horn and the horn lead are enabled to become parts of an antenna. The antenna and the horn are integrated to form a component, so that internal space of the mobile terminal is saved, and lightening and thinning of the mobile terminal are benefited. In addition, by means of enabling the horn to be one part of the antenna, negative effects of the horn on the antenna are eliminated, and performance of the antenna is improved.
Description
Technical field
The present invention relates to communication technical field, especially relate to a kind of antenna assembly and mobile terminal.
Background technology
At present, wireless communication field development is very fast, mobile terminal function is more and more, standard by 2G to 3G again to 4G, antenna band is more and more, battery capacity requires also more and more higher, and the thickness of mobile terminal is constantly reducing, this just has higher requirement to the layout of mobile terminal inner space, how rationally to utilize the limited inner space of mobile terminal, becomes the problem of needing at present solution badly.
Antenna and loudspeaker are all the indispensable parts of mobile terminal, existing mobile terminal, and its antenna and loudspeaker belong to two different assemblies, take respectively the different inner space of mobile terminal, are unfavorable for the lightening development of mobile terminal.
Meanwhile, for avoiding the impact of user's head on antenna, under normal circumstances, the main antenna of mobile terminal is placed on mobile terminal bottom; For effectively utilizing the inner space of mobile terminal, the loudspeaker of mobile terminal are placed near antenna conventionally, to utilize antenna empty avoiding part to do loudspeaker sound chamber, strengthen loudspeaker audio.But loudspeaker itself are larger metallic objects, therefore, near antenna, again antenna performance are had a negative impact.
Summary of the invention
Main purpose of the present invention is to provide a kind of antenna assembly and mobile terminal, is intended to loudspeaker and antenna to unite two into one, and effectively saves the inner space of terminal, improves antenna performance.
To achieve these objectives, the present invention proposes a kind of antenna assembly, comprise the mainboard, antenna ground feeder line and the antenna body that connect successively, and the antenna main feeder that one end is connected with the aerial signal load point of described mainboard and the other end is connected with described antenna ground feeder line, also comprise loudspeaker, described loudspeaker are connected with the circuit on described mainboard by horn lead, described horn lead is connected with described antenna ground feeder line by a high-pass filtering device, and the aerial signal on described antenna ground feeder line is conducted to described horn lead and loudspeaker by described high-pass filtering device.
Preferably, described high-pass filtering device is capacity cell, and described capacity cell one end connects described horn lead, and the other end connects described antenna ground feeder line.
Preferably, be also connected with low-pass filtering device on described horn lead, described high-pass filtering device is than the more close described loudspeaker of described low-pass filtering device.
Preferably, described low-pass filtering device is an inductance element or magnetic bead element, and described inductance element or magnetic bead element are serially connected with described horn lead.
Preferably, described low-pass filtering device comprises inductance element and capacity cell, described inductance element is serially connected with described horn lead, described capacity cell one end connects described horn lead, the other end connects described antenna ground feeder line or mainboard, and described capacity cell is than the more close described mainboard of described inductance element.
Preferably, described horn lead is two that are arranged side by side.
Preferably, described horn lead is positioned on described antenna ground feeder line.
The present invention proposes a kind of mobile terminal simultaneously, comprise an antenna assembly, this antenna assembly comprises the mainboard connecting successively, antenna ground feeder line and antenna body, and one end is connected the antenna main feeder that the other end is connected with described antenna ground feeder line with the aerial signal load point of described mainboard, also comprise loudspeaker, described loudspeaker are connected with the circuit on described mainboard by horn lead, described horn lead is connected with described antenna ground feeder line by a high-pass filtering device, the aerial signal on described antenna ground feeder line is conducted to described horn lead and loudspeaker by described high-pass filtering device.
A kind of antenna assembly provided by the present invention, by high-pass filtering device, horn lead and antenna ground feeder line are coupled together, aerial signal (being useful high-frequency signal) on antenna ground feeder line is conducted to horn lead and loudspeaker by high-pass filtering device, aerial signal can be gone out by horn lead and loudspeaker radiation, make loudspeaker and horn lead become a part for antenna.Thereby antenna and loudspeaker are united two into one, be formed as an assembly, effectively saved the inner space of terminal, be conducive to the lightening of terminal.Meanwhile, loudspeaker are included in to a part for antenna, eliminated the adverse effect of loudspeaker to antenna, improved the performance of antenna.
Brief description of the drawings
Fig. 1 is the structural representation of antenna assembly the first embodiment of the present invention;
Fig. 2 is the structural representation of antenna assembly the second embodiment of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, antenna assembly the first embodiment of the present invention is proposed, described antenna assembly comprises mainboard 10, loudspeaker 20, antenna main feeder 30, antenna ground feeder line 40 and antenna body 50, mainboard 10, antenna ground feeder line 40 are connected successively with antenna body 50.Mainboard 10 is main devices and circuit put areas of terminal, and main material is copper material or sheet material; Antenna ground feeder line 40 is metal material, and it is connected with the main of mainboard 10; Antenna main feeder 30 is also metal material, and its one end is connected with antenna ground feeder line 40, and the other end is connected with the aerial signal load point of mainboard 10, and aerial signal is by mainboard 10 feed-in from here; Antenna body 50 is connected with antenna ground feeder line 40 by an antenna shrapnel 51, preferably be connected in antenna ground feeder line 40 one end (i.e. upper end in figure) away from mainboard 10, it is the major part of aerial signal radiation, and its cabling form can be various, in Fig. 1, only branches into example with one.
Loudspeaker 20 are connected with the circuit (voicefrequency circuit) on mainboard 10 by horn lead 21, and horn lead 21 is preferably two that are arranged side by side, and preferably extend to mainboard 10 via antenna ground feeder line 40, are positioned on antenna ground feeder line 40.Every horn lead 21 is connected with antenna ground feeder line 40 by a high-pass filtering device, preferably be connected in antenna ground feeder line 40 one end away from mainboard 10, wherein, high pass filter part is preferably a capacity cell 60, these capacity cell 60 one end are connected in horn lead 21, and the other end is connected in antenna ground feeder line 40.Thereby, the capacity cell 60 that forms high-pass filtering device (is useful high-frequency signal by the aerial signal on antenna ground feeder line 40, conventionally more than hundreds of megahertz) conduct to horn lead 21 and loudspeaker 20, aerial signal can be radiate by horn lead 21 and loudspeaker 20, make loudspeaker 20 and horn lead 21 become a part for antenna.
The antenna assembly of the present embodiment, is similar to inverse-F antenna, and wherein, antenna body 50 forms one of them branch of inverse-F antenna, and horn lead 21 and loudspeaker 20 form another branch of inverse-F antenna, can realize at least two different antenna resonant frequencies.The effective length of supposing antenna body 50 is L1, and the effective length of loudspeaker 20 and horn lead 21 is L2, and the approximate resonance frequency of this inverse-F antenna is C/4L1 and C/4L2, and C is the light velocity.Wherein C/4L1 is the resonance frequency that antenna body 50 produces, and C/4L2 is the resonance frequency that loudspeaker 20 and horn lead 21 produce.The lowest resonant frequency of only considering each L1 of branch, L2 in this example, higher order resonances frequency puts aside, and actual existence.
Referring to Fig. 2, antenna assembly the second embodiment of the present invention is proposed, the difference of the present embodiment and the first embodiment is on horn lead 21, to be also connected with low-pass filtering device, wherein high-pass filtering device is than the more close loudspeaker 20 of low-pass filtering device.Low-pass filtering device, for the high-frequency interferencing signal of conduction on filtering mainboard 10, prevents that this high-frequency interferencing signal from being radiate and being affected antenna performance by horn lead 21; Meanwhile, on guarantee mainboard 10 circuit, the audio signal (1MHz is following conventionally) of low frequency can conduct to loudspeaker 20 by horn lead 21.
This low-pass filtering device can be only the inductance element or the magnetic bead element that are serially connected with on horn lead 21.As preferably, the low-pass filtering device of the present embodiment comprises an inductance element 70 and capacity cell 80, wherein inductance element 70 is serially connected with horn lead 21, capacity cell 80 one end are connected in horn lead 21, the other end is connected in antenna ground feeder line 40, and this capacity cell 80 is than the more close mainboard 10 of inductance element 70.
As shown in Figure 2, every the horn lead 21 being positioned on antenna ground feeder line 40 connects an inductance element 70 and two capacity cells (60,80), two capacity cells (60,80) lay respectively at inductance element 70 two ends, inductance element 70 is serially connected with on horn lead 21, capacity cell (60,80) one end connects horn lead 21 other ends and connects antenna ground feeder line 40, thus composition pin network.Wherein, capacity cell 60 forms high-pass filtering device, ensure that antenna ground feeder line 40 is connected with the high frequency short circuit of horn lead 21, make high-frequency signal (being aerial signal) useful on antenna ground feeder line 40 conduct to horn lead 21 and loudspeaker 20 through electric capacity 60, aerial signal can be radiate by loudspeaker 20 and horn lead 21; Capacity cell 80 and inductance element 70 form low-pass filtering device, the high-frequency interferencing signal of conduction on filtering mainboard 10 on the one hand, prevent that this high-frequency interferencing signal from being radiate and being affected antenna performance by horn lead 21, ensure that on the other hand the audio signal of low frequency on mainboard 10 circuit can conduct to loudspeaker 20 by horn lead 21.
In certain embodiments, the capacity cell 80 that forms low-pass filtering device also can be positioned on mainboard 10, and its one end is connected in horn lead 21, and the other end is connected in mainboard 10.Or the inductance element 70 and the capacity cell 80 that form low-pass filtering device are all positioned on mainboard 10.
It should be noted that, in Fig. 1, Fig. 2, the quantity of capacity cell and inductance element is only made example everywhere, can increase as required or reduce.It will be understood by those skilled in the art that high-pass filtering device and low-pass filtering device in the present invention can be also other element or circuit that can play filter action.
Accordingly, antenna assembly of the present invention, by high-pass filtering device, horn lead and antenna ground feeder line are coupled together, aerial signal (being useful high-frequency signal) on antenna ground feeder line is conducted to horn lead and loudspeaker by high-pass filtering device, aerial signal can be gone out by horn lead and loudspeaker radiation, make loudspeaker and horn lead become a part for antenna.Thereby antenna and loudspeaker are united two into one, be formed as an assembly, effectively saved the inner space of terminal, be conducive to the lightening of terminal.Meanwhile, loudspeaker are included in to a part for antenna, eliminated the interference of loudspeaker to aerial signal, improved the performance of antenna.
The present invention proposes a kind of mobile terminal simultaneously, it comprises an antenna assembly, this antenna assembly comprises the mainboard, antenna ground feeder line and the antenna body that connect successively, and one end is connected the antenna main feeder that the other end is connected with antenna ground feeder line with the aerial signal load point of mainboard, also comprise loudspeaker, loudspeaker are connected with the circuit on mainboard by horn lead, horn lead is connected with antenna ground feeder line by a high-pass filtering device, and the aerial signal on antenna ground feeder line is conducted to horn lead and loudspeaker by high-pass filtering device.Antenna assembly described in the present embodiment is the related antenna assembly of above-described embodiment in the present invention, does not repeat them here.
Mobile terminal of the present invention, by high-pass filtering device, horn lead and antenna ground feeder line are coupled together, aerial signal (being useful high-frequency signal) on antenna ground feeder line is conducted to horn lead and loudspeaker by high-pass filtering device, aerial signal can be gone out by horn lead and loudspeaker radiation, make loudspeaker and horn lead become a part for antenna.Thereby antenna and loudspeaker are united two into one, be formed as an assembly, effectively saved the inner space of terminal, be conducive to the lightening of terminal.Meanwhile, loudspeaker are included in to a part for antenna, eliminated the interference of loudspeaker to aerial signal, improved the performance of antenna.
With reference to the accompanying drawings of the preferred embodiments of the present invention, not thereby limit to interest field of the present invention above.Those skilled in the art do not depart from the scope and spirit of the present invention, and can have multiple flexible program to realize the present invention, such as can be used for another embodiment and obtain another embodiment as the feature of an embodiment.Allly using any amendment of doing within technical conceive of the present invention, be equal to and replace and improve, all should be within interest field of the present invention.
Claims (8)
1. an antenna assembly, comprise the mainboard, antenna ground feeder line and the antenna body that connect successively, and the antenna main feeder that one end is connected with the aerial signal load point of described mainboard and the other end is connected with described antenna ground feeder line, it is characterized in that, also comprise loudspeaker, described loudspeaker are connected with the circuit on described mainboard by horn lead, described horn lead is connected with described antenna ground feeder line by a high-pass filtering device, and the aerial signal on described antenna ground feeder line is conducted to described horn lead and loudspeaker by described high-pass filtering device.
2. antenna assembly according to claim 1, is characterized in that, described high-pass filtering device is capacity cell, and described capacity cell one end connects described horn lead, and the other end connects described antenna ground feeder line.
3. antenna assembly according to claim 1, is characterized in that, is also connected with low-pass filtering device on described horn lead, described high-pass filtering device than described low-pass filtering device near described loudspeaker.
4. antenna assembly according to claim 3, is characterized in that, described low-pass filtering device is an inductance element or magnetic bead element, and described inductance element or magnetic bead element are serially connected with described horn lead.
5. antenna assembly according to claim 3, it is characterized in that, described low-pass filtering device comprises inductance element and capacity cell, described inductance element is serially connected with described horn lead, described capacity cell one end connects described horn lead, the other end connects described antenna ground feeder line or mainboard, and described capacity cell than described inductance element near described mainboard.
6. according to the antenna assembly described in claim 1-5 any one, it is characterized in that, described horn lead is two that are arranged side by side.
7. according to the antenna assembly described in claim 1-5 any one, it is characterized in that, described horn lead is positioned on described antenna ground feeder line.
8. a mobile terminal, is characterized in that, comprises the antenna assembly as described in claim 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390547.7A CN104124514A (en) | 2014-08-08 | 2014-08-08 | Antenna assembly and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390547.7A CN104124514A (en) | 2014-08-08 | 2014-08-08 | Antenna assembly and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104124514A true CN104124514A (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410390547.7A Pending CN104124514A (en) | 2014-08-08 | 2014-08-08 | Antenna assembly and mobile terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN104124514A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016145878A1 (en) * | 2015-08-26 | 2016-09-22 | 中兴通讯股份有限公司 | Antenna and terminal |
| CN109219331A (en) * | 2017-07-07 | 2019-01-15 | 广达电脑股份有限公司 | Electronic device |
| WO2019011329A1 (en) * | 2017-07-14 | 2019-01-17 | 中兴通讯股份有限公司 | Antenna performance adjustment method and apparatus, and storage medium |
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| JP2006245866A (en) * | 2005-03-02 | 2006-09-14 | Sony Ericsson Mobilecommunications Japan Inc | Mobile wireless terminal and antenna module |
| KR20090128773A (en) * | 2008-06-11 | 2009-12-16 | 엘에스엠트론 주식회사 | Speaker with embedded antenna and mobile communication terminal with the same |
| CN101719586A (en) * | 2009-12-29 | 2010-06-02 | 深圳市信维通信股份有限公司 | Communication device, horn and antenna assembly thereof |
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| CN203225346U (en) * | 2012-11-21 | 2013-10-02 | 濠暻科技(深圳)有限公司 | Novel cell phone expansion antenna |
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2014
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Patent Citations (6)
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| JP2006245866A (en) * | 2005-03-02 | 2006-09-14 | Sony Ericsson Mobilecommunications Japan Inc | Mobile wireless terminal and antenna module |
| KR20090128773A (en) * | 2008-06-11 | 2009-12-16 | 엘에스엠트론 주식회사 | Speaker with embedded antenna and mobile communication terminal with the same |
| CN201590875U (en) * | 2009-09-28 | 2010-09-22 | 瑞声声学科技(常州)有限公司 | Speaker system and electronic device using same |
| CN101719586A (en) * | 2009-12-29 | 2010-06-02 | 深圳市信维通信股份有限公司 | Communication device, horn and antenna assembly thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016145878A1 (en) * | 2015-08-26 | 2016-09-22 | 中兴通讯股份有限公司 | Antenna and terminal |
| CN109219331A (en) * | 2017-07-07 | 2019-01-15 | 广达电脑股份有限公司 | Electronic device |
| WO2019011329A1 (en) * | 2017-07-14 | 2019-01-17 | 中兴通讯股份有限公司 | Antenna performance adjustment method and apparatus, and storage medium |
| CN109256615A (en) * | 2017-07-14 | 2019-01-22 | 中兴通讯股份有限公司 | Method of adjustment, device and the readable storage medium storing program for executing of antenna performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: A District No. 9018 Han innovation building in Nanshan District high tech Zone in Shenzhen city of Guangdong Province, North Central Avenue, 518000 floor 10 Applicant after: Nubian Technologies Ltd. Address before: A District No. 9018 Han innovation building in Nanshan District high tech Zone in Shenzhen city of Guangdong Province, North Central Avenue, 518000 floor 10 Applicant before: Shenzhen ZTE Mobile Tech Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141029 |