CN105576379A - Terminal - Google Patents
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- CN105576379A CN105576379A CN201510147440.4A CN201510147440A CN105576379A CN 105576379 A CN105576379 A CN 105576379A CN 201510147440 A CN201510147440 A CN 201510147440A CN 105576379 A CN105576379 A CN 105576379A
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- circuit board
- terminal
- feedback point
- metal shell
- point
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Abstract
The invention relates to a terminal. The terminal comprises a metal shell, and a circuit board, a filter and a changeover switch which are arranged in the metal shell. The metal shell is provided with at least one slot antenna. At least one slot antenna comprises at least two pairs of feed points. The two pairs of feed points comprise a main feed point and a ground feed point. All the main feed points and all the ground feed points are respectively connected with the edges of the two ends of the slots. The filter is arranged on the circuit board, and the filter is electrically connected with the at least two pairs of feed points and the circuit board. The changeover switch is arranged on the circuit board and electrically connected with the at least two pairs of feed points, the filter and the circuit board. The changeover switch is used for switching of different feed points so as to conducting each feed point and the circuit board. The terminal has advantages of simple structure and accurate control of resonant frequency.
Description
Technical field
The present invention relates to electronic communication field, particularly relate to a kind of terminal.
Background technology
Antenna Design at present about full metal jacket terminal is typically employed in way metal shell increasing separation trough, metal shell is opened two gaps, and metal shell is separated into three parts, be followed successively by Part I, Part II and Part III, design one or two antenna over the first portion, design an antenna on the third part, then by Part II ground connection, Part I and Part III are separated.But, this kind of design generally can only design the antenna of about three, be difficult to the demand of the multiple antennas such as global positioning system (GPS), wireless network (WIFI), bluetooth (BT), diversity antenna, near-field communication (NFC) antenna meeting the demanding terminals such as current 4G and/or 5G, increase Multiple Input Multiple Output (MIMO) if want simultaneously, then need more antenna; In addition, in order to ensure the overall appearance effect of terminal enclosure, in terminal enclosure, many grooves can not generally all be opened to realize the design of multiple antennas.
Therefore, a kind of terminal that also can increase antenna amount without the need to flutings many in terminal enclosure of design is badly in need of.
Summary of the invention
The invention provides a kind of terminal, in order to solve the less technical problem of existing terminal antenna quantitative design.Particularly, a kind of terminal is provided.
Described terminal comprises:
Metal shell, be built in the circuit board in described metal shell, filter and diverter switch, described metal shell is provided with at least one slot antenna, slot antenna described at least one comprises at least two to feedback point, two pairs of described feedback points include main feed point and ground feedback point, each described main feed point and respectively present the edges at two ends place being a little connected to described gap describedly, described filter is located on described circuit board, and described filter with described at least two to present a little and described circuit board is electrically connected, described diverter switch is located on described circuit board, and with described at least two to presenting point, described filter and described circuit board are all electrically connected, described diverter switch is in order to switch different described feedback points, with respectively by each described feedback point and described circuit board conducting.
Wherein, described terminal also comprises detection module, described detection module is located on described circuit board, and be electrically connected with described diverter switch, described detection module is in order to detect the resonance frequency at each described feedback point place, and compare with default resonance frequency, so that resonance frequency corresponding for each described feedback point place is fed back in described diverter switch.
Wherein, it is three right that described feedback point is set to, and is respectively the first feedback point, the second feedback point and the 3rd feedback point, and described first feedback point, the second feedback point and the 3rd feedback point are all electrically connected with described detection module.
Wherein, described antenna hollow out is at the outer surface of described metal shell.
Wherein, described slot antenna is two, and the two ends of described metal shell are located at respectively by two described slot antennas, and described metal shell is divided into three parts.
Wherein, all insulating material is filled with in two described gaps.
Wherein, the main feed point of described antenna is connected with described circuit board polarity by any one mode in shell fragment, coaxial line, antenna pin.
Wherein, the track of described slot antenna on described metal shell is one in S type, linear pattern or S type and linear combination.
Relative to prior art, terminal provided by the invention is by arranging filter and diverter switch, by filter with at least two to present a little and circuit board is electrically connected, the resonance frequency of other frequency ranges at this correspondence feedback point place can be filtered by filter, because at least two is different to the resonance frequency at feedback point place, this correspondence feedback point and the conducting of circuit board and/or disconnection is controlled, to reach the object that the resonance frequency controlling corresponding feedback point place accesses signal by this diverter switch.In addition, because filter can filter out two to other resonance frequencys outside feedback point, thus this slot antenna can be distinguished with other antennas, prevent signal to be connected in series, and then realize the quantity increasing antenna.This terminal have structure simple, control resonance frequency advantage accurately.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in execution mode below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the terminal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment of the present invention provides a kind of terminal 100, and described terminal 100 comprises metal shell 10, circuit board (not identifying in figure), filter 20 and the diverter switch 30 be built in described metal shell 10.Described metal shell 10 is provided with at least one slot antenna (not identifying in figure), described filter 20 is located on described circuit board, and described filter 20 is all electrically connected with described slot antenna and described circuit board.Described diverter switch 30 is located on described circuit board, and is all electrically connected with described slot antenna, described filter 20 and described circuit board.
In the present embodiment, described terminal 100 is mobile phone.Be understandable that, in other embodiments, described terminal 100 also can be flat board.
Described metal shell 10 offers in described gap 11,11, two, two gaps and be all filled with insulating material (not identifying in figure).In the present embodiment, described insulating material is plastic cement, and ornamental in order to ensure the overall appearance of described metal shell 10 further, and described insulating material is perspex or white plastic.Be understandable that, in other embodiments, described insulating material also can be silica gel.
Article two, the two ends of described metal shell 10 are located in described gap 11 respectively, and described metal shell 10 is divided into three parts.In the present embodiment, described slot antenna is two, article two, described slot antenna difference hollow out is at the outer surface of described metal shell 10, and two two described gaps 11 place is located at by described slot antenna, article two, the two ends of described metal shell 10 are located at respectively by described slot antenna, and by described metal shell 10 three parts respectively, be followed successively by Part I 10a, Part II 10b and Part III 10c.Article two, described slot antenna 11 is located on described Part I 10a and Part III 10c, and two described slot antennas, as grounded part, are separated by described Part II 10b.
Further, the track of two described slot antennas on described metal shell 10 is one in S type, linear pattern or S type and linear combination.In the present embodiment, the track of two described slot antennas on described metal shell 10 is linear pattern, to make to select best position when debugging described slot antenna in described terminal 100, thus reaches better antenna performance.
Described two slot antennas comprise at least two to feedback point 111.In the present embodiment, it is three right that described feedback point 111 is set to, be respectively the first feedback point, the second feedback point and the 3rd feedback point, and described first corresponding one first resonance frequency in feedback point place, described second corresponding one second resonance frequency in feedback point place, described 3rd corresponding one the 3rd resonance frequency in feedback point place, puts and makes its setting position different by arranging multipair feedback, to reach the object producing different resonance frequencys.Be understandable that, in other embodiments, described feedback point 111 also can be set to two to, four to or more right.
Further, three main feed point 111a and ground feedback point 111b, each described main feed point 111a are included to described feedback point 111 and respectively presents the edges at two ends place that a 111b is connected to described gap 11 describedly.In the present embodiment, the position of described main feed point 111a and described position of presenting a 111b can exchange.Any one mode that described main feed point 111a can pass through in shell fragment, coaxial line, antenna pin is connected with described circuit board polarity, to make described slot antenna and described circuit board conducting.
Described filter 20 with described at least two to present a little 111 and described circuit board be all electrically connected.In the present embodiment, described filter 20 a little 111 is all electrically connected described feedback with three, described filter 20 in order to described in filtering three to feedback point 111 near other resonance frequencys.Concrete, when the resonance frequency at described first feedback point place is the first resonance frequency, described filter 20 can in order to filter out other resonance frequencys outside described first resonance frequency, to reduce useless resonance frequency, reduce frequency interferences, thus prevent signal to be connected in series.In like manner, described filter 20 also can filter out other resonance frequencys beyond described second resonance frequency and the 3rd resonance frequency.
Described diverter switch 30 with described at least two to presenting a little 111, described filter 20 and described circuit board be all electrically connected, described diverter switch 30 in order to switch different described feedback points 111, with respectively by each described feedback point 111 and described circuit board conducting.In the present embodiment, when described first resonance frequency and the default resonance frequency at described first feedback point place contrasts comparatively close, described first feedback can by described diverter switch 30 and described circuit board conducting, thus place in circuit.When described second resonance frequency that described second feedback point is located and described default resonance frequency contrast comparatively close, now, described diverter switch 30 can switch to described second feedback point place, and by described second feedback point and described circuit board conducting, to make described second feedback point place in circuit.By that analogy.Because the respective resonant frequencies at each described feedback point 111 places is different, so different resonance frequencys can be obtained, thus realizes covering multiple different frequency range, reach the object increasing antenna amount.
In order to further improvement, in the present embodiment, described terminal 100 also comprises detection module (not identifying in figure), and described detection module is located on described circuit board, and is electrically connected with described diverter switch 30.Described detection module in order to detect the resonance frequency at each described feedback point 111 places, and compares with described default resonance frequency, described resonance frequency corresponding for each described feedback point 111 places to be fed back in described diverter switch 30.Concrete, described detection module and described first is presented point, second and is presented a little and the 3rd present and be a little all electrically connected, when described first resonance frequency that described first feedback point is located and described default resonance frequency contrast comparatively close, this testing result can feed back in described diverter switch 30 by described detection module, now, namely described diverter switch 30 can switch on described first feedback point, and makes described first feedback point and described circuit board conducting, with by described first resonance frequency place in circuit.By that analogy, when described second resonance frequency of described detection module detection is comparatively close with described default resonance frequency, testing result feeds back in described diverter switch 30 by described detection module, now, described diverter switch 30 can disconnect described first feedback point, and switch on described second feedback point, make described second feedback point and described circuit board conducting, thus by described second feedback point place in circuit.In like manner analogize, the handoff procedure about described 3rd feedback point repeats no more here.
Be understandable that, in other embodiments, also software program can be set in described terminal 100, control described diverter switch 30 by software program and realize described switching of presenting point 111.
Relative to prior art, terminal provided by the invention is by arranging filter and diverter switch, by filter with at least two to present a little and circuit board is electrically connected, the resonance frequency of other frequency ranges at this correspondence feedback point place can be filtered by filter, because at least two is different to the resonance frequency at feedback point place, this correspondence feedback point and the conducting of circuit board and/or disconnection is controlled, to reach the object that the resonance frequency controlling corresponding feedback point place accesses signal by this diverter switch.In addition, because filter can filter out two to other resonance frequencys outside feedback point, thus this slot antenna can be distinguished with other antennas, prevent signal to be connected in series, and then realize the quantity increasing antenna.This terminal have structure simple, control resonance frequency advantage accurately.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is when understanding: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. a terminal, it is characterized in that, described terminal comprises metal shell, be built in the circuit board in described metal shell, filter and diverter switch, described metal shell is provided with at least one slot antenna, slot antenna described at least one comprises at least two to feedback point, two pairs of described feedback points include main feed point and ground feedback point, each described main feed point and respectively present the edges at two ends place being a little connected to described gap describedly, described filter is located on described circuit board, and described filter with described at least two to present a little and described circuit board is electrically connected, described diverter switch is located on described circuit board, and with described at least two to presenting point, described filter and described circuit board are all electrically connected, described diverter switch is in order to switch different described feedback points, with respectively by each described feedback point and described circuit board conducting.
2. terminal as claimed in claim 1, it is characterized in that, described terminal also comprises detection module, described detection module is located on described circuit board, and be electrically connected with described diverter switch, described detection module in order to detect the resonance frequency at each described feedback point place, and compares with default resonance frequency, resonance frequency corresponding for each described feedback point place to be fed back in described diverter switch.
3. terminal as claimed in claim 2, is characterized in that, it is three right that described feedback point is set to, and is respectively the first feedback point, the second feedback point and the 3rd feedback point, and described first feedback point, the second feedback point and the 3rd are presented and to be all electrically connected with described detection module.
4. terminal as claimed in claim 1, it is characterized in that, described antenna hollow out is at the outer surface of described metal shell.
5. terminal as claimed in claim 4, it is characterized in that, described slot antenna is two, and the two ends of described metal shell are located at respectively by two described slot antennas, and described metal shell is divided into three parts.
6. terminal as claimed in claim 5, is characterized in that, be all filled with insulating material in two described gaps.
7. terminal as claimed in claim 1, is characterized in that, the main feed point of described slot antenna is connected with described circuit board polarity by any one mode in shell fragment, coaxial line, antenna pin.
8. terminal as claimed in claim 1, is characterized in that, the track of described slot antenna on described metal shell is one in S type, linear pattern or S type and linear combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147440.4A CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147440.4A CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105576379A true CN105576379A (en) | 2016-05-11 |
| CN105576379B CN105576379B (en) | 2019-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510147440.4A Expired - Fee Related CN105576379B (en) | 2015-03-31 | 2015-03-31 | Terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105576379B (en) |
Cited By (6)
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| WO2017076053A1 (en) * | 2015-11-06 | 2017-05-11 | 乐视控股（北京）有限公司 | Antenna-based processing method and device |
| CN106972246A (en) * | 2017-03-13 | 2017-07-21 | 惠州Tcl移动通信有限公司 | The preparation method and mobile terminal of lagging all-metal mobile terminal |
| WO2018107808A1 (en) * | 2016-12-15 | 2018-06-21 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Terminal housing and mobile terminal |
| WO2018126563A1 (en) * | 2017-01-03 | 2018-07-12 | 深圳市信维通信股份有限公司 | Millimeter wave array antenna system based on metal fuselage |
| CN110556619A (en) * | 2018-06-01 | 2019-12-10 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| CN110829030A (en) * | 2018-08-10 | 2020-02-21 | 珠海市魅族科技有限公司 | Antenna assembly and mobile terminal |
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| US20100123632A1 (en) * | 2008-11-19 | 2010-05-20 | Hill Robert J | Multiband handheld electronic device slot antenna |
| CN101809813A (en) * | 2007-08-30 | 2010-08-18 | 脉冲芬兰有限公司 | adjustable multiband antenna |
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| CN103401059A (en) * | 2013-07-29 | 2013-11-20 | 广东欧珀移动通信有限公司 | Antenna device for full metal shell |
| CN203775569U (en) * | 2014-03-28 | 2014-08-13 | 华为终端有限公司 | Electronic device and metal housing thereof |
| CN104241864A (en) * | 2013-06-07 | 2014-12-24 | 深圳市汉赛天线技术有限公司 | Cell phone slot antenna composition |
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2015
- 2015-03-31 CN CN201510147440.4A patent/CN105576379B/en not_active Expired - Fee Related
Patent Citations (6)
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| CN103296384A (en) * | 2006-09-05 | 2013-09-11 | 苹果公司 | Tunable antennas for handheld devices |
| CN101809813A (en) * | 2007-08-30 | 2010-08-18 | 脉冲芬兰有限公司 | adjustable multiband antenna |
| US20100123632A1 (en) * | 2008-11-19 | 2010-05-20 | Hill Robert J | Multiband handheld electronic device slot antenna |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017076053A1 (en) * | 2015-11-06 | 2017-05-11 | 乐视控股（北京）有限公司 | Antenna-based processing method and device |
| WO2018107808A1 (en) * | 2016-12-15 | 2018-06-21 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Terminal housing and mobile terminal |
| US10270895B2 (en) | 2016-12-15 | 2019-04-23 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Terminal housing and mobile terminal |
| WO2018126563A1 (en) * | 2017-01-03 | 2018-07-12 | 深圳市信维通信股份有限公司 | Millimeter wave array antenna system based on metal fuselage |
| CN106972246A (en) * | 2017-03-13 | 2017-07-21 | 惠州Tcl移动通信有限公司 | The preparation method and mobile terminal of lagging all-metal mobile terminal |
| CN110556619A (en) * | 2018-06-01 | 2019-12-10 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| CN110829030A (en) * | 2018-08-10 | 2020-02-21 | 珠海市魅族科技有限公司 | Antenna assembly and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105576379B (en) | 2019-06-11 |
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