CN103259081A - Slot antenna device of mobile terminal and mobile terminal - Google Patents
Slot antenna device of mobile terminal and mobile terminal Download PDFInfo
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- CN103259081A CN103259081A CN2013101261837A CN201310126183A CN103259081A CN 103259081 A CN103259081 A CN 103259081A CN 2013101261837 A CN2013101261837 A CN 2013101261837A CN 201310126183 A CN201310126183 A CN 201310126183A CN 103259081 A CN103259081 A CN 103259081A
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- portable terminal
- slot antenna
- antenna device
- slit
- metallic plate
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Abstract
The invention discloses a slot antenna device of a mobile terminal and the mobile terminal. The slot antenna device comprises a metal plate, at least one slot and a radio frequency feeder line, wherein the metal plate is a structural supporting piece arranged inside the mobile terminal, the slot is formed in the edge of the metal plate, and the radio frequency feeder line is used for feeding electricity to the slot formed in the edge of the metal plate. According to the slot antenna device of the mobile terminal and the mobile terminal, the slot antenna device used for receiving radio-frequency signals in different frequency ranges is provided for the mobile terminal and interior space of the mobile terminal is saved.
Description
Technical field
The present invention relates to the mobile communication field of antenna, be specifically related to a kind of slot antenna device and portable terminal of portable terminal.
Background technology
At present, universal day by day along with mobile communication, the user requires also more and more higher to the slimming of portable terminal.The slimming of portable terminal is required more high, just require to comprise that the parts occupation space of portable terminal of antenna is more and more littler.Slot antenna is a kind ofly to crack and the antenna that forms at conductor surface, so its occupation space is very little, thereby becomes the important selection of communication antenna in the portable terminal.
Existing slot antenna generally all is chosen on the shell of portable terminal and cracks.Though the slot antenna of Xing Chenging has farthest been saved the portable terminal volume inside like this, be conducive to the slimming of portable terminal, but it requires the shell of portable terminal must be metal, on the portable terminal that the shell of plastics or other materials is made, can't realize this antenna, and the slit on the shell has also influenced the overall appearance degree of portable terminal.
Summary of the invention
In view of this, the present invention discloses a kind of slot antenna device and portable terminal of portable terminal, described slot antenna device is arranged on the inside of described portable terminal, and described slot antenna device is arranged on the slim metallic plate, is conducive to the slimming of described portable terminal.
For reaching this purpose, the present invention by the following technical solutions:
A kind of slot antenna device of portable terminal, the slot antenna device of described portable terminal comprises:
Metallic plate, described metallic plate are the structural support that is arranged on described portable terminal inside;
At least one slit, described slit is formed on the edge of described metallic plate; And
The radio-frequency feed electric wire is used at least one slit that forms at the edge of described metallic plate to carry out feed.
Further, described at least one slit is used for receiving the radio signal of different frequency range.
Further, the length in described slit be its operating frequency radio wave wavelength 1/2.
Further, described radio-frequency feed electric wire one end connects the printed circuit board (PCB) of described portable terminal, and the other end connects the slit on the described metallic plate, and the slot antenna that described slit is formed carries out feed.
Further, the display screen of the described portable terminal of described metal plate support, printed circuit board (PCB) mainboard and battery.
Further, described metallic plate is integrated.
Further, described metallic plate moulding by the splicing two block-shaped metalworks different with area.
Corresponding, the invention also discloses a kind of portable terminal, described portable terminal comprises the slot antenna device of described portable terminal.
The present invention arranges a metallic plate by the inside at portable terminal, and at described metallic plate fluting to form slot antenna, for portable terminal provides a plurality of antennas with radio signal transmitting-receiving ability of different frequency range, and saved the inner space of portable terminal greatly, be conducive to the slimming of portable terminal.
Description of drawings
Fig. 1 is the schematic diagram of the slot antenna device of the portable terminal that provides of first embodiment of the invention.
Fig. 2 is the schematic diagram after the display screen assembling of the slot antenna device of the portable terminal that provides of first embodiment of the invention and portable terminal.
Fig. 3 is slot antenna device and the printed circuit board (PCB) mainboard of portable terminal and the schematic diagram after the battery assembling of the portable terminal that provides of first embodiment of the invention.
Fig. 4 is the decomposing schematic representation of the slot antenna device of the portable terminal that provides of second embodiment of the invention.
Embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and by specific embodiment.
Fig. 1 to Fig. 3 shows the first embodiment of the present invention.
Fig. 1 is the schematic diagram of the slot antenna device of the portable terminal that provides of first embodiment of the invention.
Referring to Fig. 1, the slot antenna device of described portable terminal comprises metallic plate 10 and slit 11,12 and 13.Described metallic plate 10 is made by the lightweight hardmetal.Preferably, described metallic plate 10 is made by magnadure.
Slot in edge at described metallic plate 10, to form a plurality of slits 11,12 and 13.Described slit comprises slit 11, bottom, slit, the upper right corner 12 and slit, the upper left corner 13.
Slit, described bottom 11 is positioned at the bottom of described metallic plate 10.The length in slit, described bottom 11 is 150 millimeter.Slit 11, described bottom is used for carrying out alternately with mobile communication base station as the main antenna of described portable terminal.The slot antenna that slit, described bottom 11 forms can cover GSM850, GSM900, Band5 and the Band8 frequency range of cellular communication system when being operated in half-wavelength; The slot antenna that slit, described bottom 11 forms can cover GSM1800, GSM1900, Band1 and the Band2 frequency range of cellular communication system when being operated in all-wave length; The slot antenna that slit, described bottom 11 forms can cover the 2.6G frequency range of cellular communication system when being operated in 3/2 wavelength.
Slit, the described upper right corner 12 is positioned at the upper right corner of described metallic plate 10.The length in slit, the described upper right corner is 50 millimeter.Slit, the described upper right corner is used for carrying out communication with described WiFi access point as the WiFi antenna of described portable terminal.The slot antenna that slit, the described upper right corner 12 forms is operated in 2.4GHz and 5GHz.
Slit, the described upper left corner 13 is positioned at the upper left corner of described metallic plate 10.The length in slit, the described upper left corner is 70 millimeter.Slit, the described upper left corner is used for receiving gps signal as global positioning system (GPS) antenna of described portable terminal.The slot antenna that slit, the described upper left corner 13 forms is operated in 1575MHz.
Fig. 2 is the schematic diagram after the display screen assembling of the slot antenna device of the portable terminal that provides of first embodiment of the invention and portable terminal.
Referring to Fig. 2, the slot antenna device of described portable terminal can be used as the structural support of portable terminal, is used for supporting the display screen 21 of described portable terminal.When the slot antenna device of described portable terminal and described display screen 21 assembled, described display screen 21 was assembled in the one side of not cracking of described metallic plate 10.And described display screen 21 does not overlap with any one slit on the described metallic plate 10, can not cover described slit, influences the radiation efficiency of the slot antenna device of described portable terminal.
Fig. 3 is slot antenna device and the printed circuit board (PCB) mainboard of portable terminal and the schematic diagram after the battery assembling of the portable terminal that provides of first embodiment of the invention.
Referring to Fig. 3, the slot antenna device of described portable terminal can be used as the structural support of portable terminal, is used for supporting printed circuit board (PCB) mainboard 31 and the battery 32 of described portable terminal.
The printed circuit board (PCB) mainboard 31 of described portable terminal is assemblied in the first half of the one side of cracking comprising of described metallic plate 10.Described printed circuit board (PCB) 31 can be the single-layer printed circuit plate, also can above multilayer board.Be coated with the printed circuit of described portable terminal at described printed circuit board (PCB) mainboard, be used for realizing the circuit function of described portable terminal.Described printed circuit board (PCB) comprises two radio-frequency modules 311, is respectively applied to handle the radiofrequency signal that the slot antenna that formed by different slits receives.Described radio-frequency module 311 is connected with the slit 11,12 and 13 of the slot antenna device of described portable terminal by the radio-frequency feed electric wire 33 of the slot antenna device of described portable terminal.
One end of described radio-frequency feed electric wire 33 is connected with radio-frequency module 311 on the described printed circuit board (PCB) mainboard, and the other end is connected with the slit of described metallic plate, realizes the feed to the slot antenna device of described portable terminal.And the feeding classification of described slot antenna is the ground of a side joint feed line in slit, and the FD feed of another side joint feed line in slit.
The battery 32 of described portable terminal is assemblied in the Lower Half of the one side of cracking comprising of described metallic plate 10.Described anode is connected with the printed circuit board (PCB) of described portable terminal respectively with negative pole, is used for the various components and parts that connect on the described printed circuit board (PCB) are powered.And the positive pole of described battery also is connected respectively at the charging inlet of described portable terminal with negative pole.Therefore, described battery can charge by the charging inlet of described portable terminal.
Described printed circuit board (PCB) mainboard and described battery all do not overlap with slit on the described metallic plate, can not cover described slit, influence radiation efficiency.
Present embodiment is by arranging metallic plate in described portable terminal inside, and slot to form slot antenna in the marginal portion of described metallic plate, realized that described portable terminal is to the reception of the radiofrequency signal of a plurality of frequency ranges, effectively save simultaneously the inner space of portable terminal, be conducive to the slimming of described portable terminal.
Fig. 4 shows the second embodiment of the present invention.
Fig. 4 is the decomposing schematic representation of the slot antenna device of the portable terminal that provides of second embodiment of the invention.
In the second embodiment of the present invention, the metallic plate of the slot antenna device of described portable terminal is spliced by two metalworks.Described metalwork comprises upper strata metalwork 41 and lower metal spare 42.The gross area of described upper strata metalwork 41 is less than the gross area of described lower metal spare 42.And described upper strata metalwork 41 is connected with 42 of described lower metal spares.Have three on the lower surface of described upper strata metalwork 41 and carry out a splice point that is connected 411,412 and 413 with described lower metal spare.Described upper strata metalwork 41 by described splice point 411,412 and 413 and described lower metal spare 42 splicing after, described upper strata metalwork 41 and described lower metal spare 42 have formed the metallic plate of the slot antenna device of described portable terminal jointly.
In the second embodiment of the present invention, assembly relation and the first embodiment of the present invention of the assembly relation of described slit and the display screen of the connected mode of described radio-frequency feed electric wire, described metallic plate and described portable terminal and the printed circuit board (PCB) mainboard of described metallic plate and described portable terminal and battery are identical, do not repeat them here.
Present embodiment is by splicing area and variform two metalworks, effectively formed the metallic plate at the marginal portion fluting, realized the reception of portable terminal to the radiofrequency signal of different frequency range, effectively save simultaneously the inner space of portable terminal, be conducive to the slimming of described portable terminal.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and to those skilled in the art, the present invention can have various changes and variation.All any modifications of within spirit of the present invention and principle, doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the slot antenna device of a portable terminal is characterized in that, comprising:
Metallic plate, described metallic plate are the structural support that is arranged on described portable terminal inside;
At least one slit, described slit is formed on the edge of described metallic plate; And
The radio-frequency feed electric wire is used at least one slit that forms at the edge of described metallic plate to carry out feed.
2. the slot antenna device of portable terminal according to claim 1 is characterized in that, described at least one slit is used for receiving the radio signal of different frequency range.
3. the slot antenna device of portable terminal according to claim 1 is characterized in that, the length in described slit be its operating frequency radio wave wavelength 1/2.
4. the slot antenna device of portable terminal according to claim 1, it is characterized in that, described radio-frequency feed electric wire one end connects the printed circuit board (PCB) of described portable terminal, and the other end connects the slit on the described metallic plate, and the slot antenna that described slit is formed carries out feed.
5. the slot antenna device of portable terminal according to claim 1 is characterized in that, the display screen of the described portable terminal of described metal plate support, printed circuit board (PCB) mainboard and battery.
6. the slot antenna device of portable terminal according to claim 1 is characterized in that, described metallic plate is integrated.
7. the slot antenna device of portable terminal according to claim 1 is characterized in that, the moulding by the splicing two block-shaped metalworks different with area of described metallic plate.
8. a portable terminal is characterized in that, described portable terminal comprises the slot antenna device of the arbitrary described portable terminal of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310126183.7A CN103259081B (en) | 2013-04-12 | 2013-04-12 | The slot antenna device of mobile terminal and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310126183.7A CN103259081B (en) | 2013-04-12 | 2013-04-12 | The slot antenna device of mobile terminal and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
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| CN103259081A true CN103259081A (en) | 2013-08-21 |
| CN103259081B CN103259081B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310126183.7A Active CN103259081B (en) | 2013-04-12 | 2013-04-12 | The slot antenna device of mobile terminal and mobile terminal |
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| CN (1) | CN103259081B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329095A (en) * | 2015-06-29 | 2017-01-11 | 比亚迪股份有限公司 | Antenna for mobile phone and mobile phone with antenna |
| CN106450700A (en) * | 2016-10-25 | 2017-02-22 | 瑞声科技（南京）有限公司 | Antenna component and mobile terminal |
| CN106537477A (en) * | 2014-05-30 | 2017-03-22 | 卢特龙电子公司 | Wireless control device |
| CN108736132A (en) * | 2018-07-13 | 2018-11-02 | Oppo广东移动通信有限公司 | Antenna module and electronic device |
| CN111031156A (en) * | 2019-12-12 | 2020-04-17 | 惠州Tcl移动通信有限公司 | Mobile terminal |
| CN111131565A (en) * | 2019-12-13 | 2020-05-08 | 惠州Tcl移动通信有限公司 | Electronic equipment |
| CN111146587A (en) * | 2019-12-27 | 2020-05-12 | 惠州Tcl移动通信有限公司 | Antenna structure and terminal equipment adopting same |
| US10902718B2 (en) | 2014-05-30 | 2021-01-26 | Lutron Technology Company Llc | Wireless control device |
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| CN1463477A (en) * | 2001-05-25 | 2003-12-24 | 皇家菲利浦电子有限公司 | Radio communications device with slot antenna |
| CN101420060A (en) * | 2008-11-24 | 2009-04-29 | 深圳华为通信技术有限公司 | Wireless terminal and wireless network card |
| EP2117074A1 (en) * | 2008-05-06 | 2009-11-11 | Samsung Electronics Co., Ltd. | Mobile terminal having metal case and antenna structure |
| CN102142855A (en) * | 2010-05-27 | 2011-08-03 | 苹果公司 | Shell structure for optimizing position of transmitted radio frequency signal |
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2013
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| CN1463477A (en) * | 2001-05-25 | 2003-12-24 | 皇家菲利浦电子有限公司 | Radio communications device with slot antenna |
| EP2117074A1 (en) * | 2008-05-06 | 2009-11-11 | Samsung Electronics Co., Ltd. | Mobile terminal having metal case and antenna structure |
| CN101420060A (en) * | 2008-11-24 | 2009-04-29 | 深圳华为通信技术有限公司 | Wireless terminal and wireless network card |
| CN102142855A (en) * | 2010-05-27 | 2011-08-03 | 苹果公司 | Shell structure for optimizing position of transmitted radio frequency signal |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106537477A (en) * | 2014-05-30 | 2017-03-22 | 卢特龙电子公司 | Wireless control device |
| US10902718B2 (en) | 2014-05-30 | 2021-01-26 | Lutron Technology Company Llc | Wireless control device |
| US11915580B2 (en) | 2014-05-30 | 2024-02-27 | Lutron Technology Company Llc | Wireless control device |
| CN106329095A (en) * | 2015-06-29 | 2017-01-11 | 比亚迪股份有限公司 | Antenna for mobile phone and mobile phone with antenna |
| CN106450700A (en) * | 2016-10-25 | 2017-02-22 | 瑞声科技（南京）有限公司 | Antenna component and mobile terminal |
| CN108736132A (en) * | 2018-07-13 | 2018-11-02 | Oppo广东移动通信有限公司 | Antenna module and electronic device |
| CN111031156A (en) * | 2019-12-12 | 2020-04-17 | 惠州Tcl移动通信有限公司 | Mobile terminal |
| CN111131565A (en) * | 2019-12-13 | 2020-05-08 | 惠州Tcl移动通信有限公司 | Electronic equipment |
| CN111146587A (en) * | 2019-12-27 | 2020-05-12 | 惠州Tcl移动通信有限公司 | Antenna structure and terminal equipment adopting same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103259081B (en) | 2016-04-20 |
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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 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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