CN103682583A - Mobile device - Google Patents
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- CN103682583A CN103682583A CN201210359577.2A CN201210359577A CN103682583A CN 103682583 A CN103682583 A CN 103682583A CN 201210359577 A CN201210359577 A CN 201210359577A CN 103682583 A CN103682583 A CN 103682583A
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- mobile device
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- frequency band
- slotted eye
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Abstract
This invention discloses a mobile device, comprising a metal mechanism member and a feed-in structure. The metal mechanism member isroughly plane-structured, wherein a slotted hole is formed in the metal mechanism member. The feed-in structure is roughly positioned in the slotted hole and coupled to a signal source. The metal mechanism member, the slotted hole and the feed-in structure form an antenna structure. The metal mechanism member and the slotted hole are seemed as a slotted antenna which generates a low frequency band by excitation, and the feed-in structure is excitated to generate one or more than one high frequency bands. The mobile device can not only effectively reduce the overall size of the antenna structure, but also can maintain sound antenna radiation efficiency.
Description
Technical field
The present invention relates to a kind of mobile device, relate in particular to the mobile device that comprises an antenna structure.
Background technology
Along with the prosperity of mobile communication technology, mobile device is more prevalent in recent years, for example common: the portable electronic apparatus of hand-held computer, mobile phone, panel computer, multimedia player and other mixed functions.In order to meet people's demand, mobile device has the function of radio communication conventionally.Some contains the range for wireless communication of long distance, for example: mobile phone uses the frequency bands for communication of 2G, 3G, LTE (Long Term Evolution) system and the 700MHz that uses, 850MHz, 900MHz, 1800MHz, 1900MHz, 2100MHz, 2300MHz and 2500MHz, some contains short-range range for wireless communication, for example: Wi-Fi, Bluetooth and WiMAX (Worldwide Interoperability for Microwave Access) system is used the frequency bands for communication of 2.4GHz, 3.5GHz, 5.2GHz and 5.8GHz.
In existing technology, often using a metalwork of fixed dimension as antenna body, the length of this metalwork must equal 1/2nd wavelength or the quarter-wave that required frequency band is corresponding.Generally speaking, corresponding low-frequency band is (for example: antenna general size GPS frequency band) is larger, therefore be not easy to design in the middle of the mobile device of downsizing.
Summary of the invention
In view of the above problems, the invention provides a kind of mobile device, comprising: a metallic magnetism part, is roughly a planar structure, within wherein a slotted eye is formed at this metallic magnetism part; An and feed-in structure, within being roughly positioned at this slotted eye, and be coupled to a signal source, wherein this metallic magnetism part, this slotted eye, and this feed-in structure forms an antenna structure, this metallic magnetism part and this slotted eye are considered as a slot antenna, and this slot antenna excites and produces a low-frequency band, and this feed-in structure excites one or more high frequency band of generation.
In the present invention, metallic magnetism part and slotted eye thereof can be considered a slot antenna, and it can excite and produce a low-frequency band.In addition, the feed-in structure for this slot antenna of feed-in more can excite one or more high frequency band.This kind of design can not only be dwindled the overall dimensions of antenna structure effectively, also can maintain good antenna radiation efficiency.Therefore, the size of mobile device can be more further micro.
Accompanying drawing explanation
Figure 1A is for showing according to the vertical view of the mobile device described in one embodiment of the invention;
Figure 1B is for showing according to the stereogram of the mobile device described in one embodiment of the invention;
Fig. 2 A is for showing according to the vertical view of the mobile device described in one embodiment of the invention;
Fig. 2 B is for showing according to the stereogram of the mobile device described in one embodiment of the invention;
Fig. 3 A is for showing according to the vertical view of the mobile device described in one embodiment of the invention;
Fig. 3 B is for showing according to the stereogram of the mobile device described in one embodiment of the invention;
Fig. 4 A is for showing according to the vertical view of the mobile device described in one embodiment of the invention;
Fig. 4 B is for showing according to the stereogram of the mobile device described in one embodiment of the invention;
Fig. 5 is for showing according to the voltage standing wave ratio figure of the antenna structure described in one embodiment of the invention.
Description of reference numerals in above-mentioned accompanying drawing is as follows:
100,200,300,400～mobile device;
110,410～metallic magnetism part;
115, the slotted eye of 415～metallic magnetism part;
The narrower part of 116～slotted eye;
The wider portion of 117～slotted eye;
130～feed-in structure;
190～signal source;
220～coaxial wire;
310～medium substrate;
FB1～the first frequency band;
FB2～the second frequency band;
FB3～three frequency band.
Embodiment
For object of the present invention, feature and advantage can be become apparent, cited below particularlyly go out specific embodiments of the invention, and coordinate accompanying drawing, be described in detail below.
Figure 1A is for showing according to the vertical view of the mobile device 100 described in one embodiment of the invention.Figure 1B is for showing according to the stereogram of the mobile device 100 described in one embodiment of the invention.Mobile device 100 can be an intelligent mobile phone, a panel computer, or a notebook computer.As shown in Figure 1A, Figure 1B, mobile device 100 at least comprises a metallic magnetism part 110 and a feed-in structure 130.In more detail, metallic magnetism part 110 is roughly a planar structure, within wherein a slotted eye 115 is formed at metallic magnetism part 110.Within feed-in structure 130 is roughly positioned at slotted eye 115, and be coupled to a signal source 190.Feed-in structure 130 can be made by conductive material, for example: silver, copper, or aluminium.In certain embodiments, feed-in structure 130 can be roughly a rectangle, a taper, a L font, or an irregular shape even.Metallic magnetism part 110, slotted eye 115, and feed-in structure 130 common formation one antenna structures, and this antenna structure can be contained a plurality of frequency bands.
In certain embodiments, metallic magnetism part 110 and slotted eye 115 can excite and produce a low-frequency band, and feed-in structure 130 can excite generation one high frequency band.In the present embodiment, the slotted eye 115 of metallic magnetism part 110 is roughly a L font.Yet the present invention is not limited to this, slotted eye 115 also can be other shapes (for example: rectangle, S font, or irregular shape), to reach the impedance matching of mobile device 100.In certain embodiments, slotted eye 115 comprises a wider portion 117 and a narrower part 116, within wherein feed-in structure 130 is roughly positioned at the wider portion 117 of slotted eye 115.
In brief, the present embodiment is to utilize an one antenna slotted eye (as slotted eye 115) collocation metallic magnetism part 110 and feed-in structure 130 jointly to form an antenna structure, the frequency band that can contain two function antennas, wherein, metallic magnetism part 110 and slotted eye 115 can excite and produce a low-frequency band, and feed-in structure 130 can excite generation one high frequency band.Thus, just can dwindle whereby the size of whole moving device, and can meet appearance requirement, and can obtain better antenna performance.
Fig. 2 A is for showing according to the vertical view of the mobile device 200 described in one embodiment of the invention.Fig. 2 B is for showing according to the stereogram of the mobile device 200 described in one embodiment of the invention.Mobile device 200 is similar with the mobile device 100 shown in Figure 1A, Figure 1B.In the present embodiment, mobile device 200 more comprises a coaxial wire 220.Coaxial wire 220 is coupled between feed-in structure 130 and signal source 190.In more detail, a metal shell of coaxial wire 220 is coupled to metallic magnetism part 110, and a center conductor of coaxial wire 220 is coupled to feed-in structure 130 to excite this antenna structure.In certain embodiments, it is one cylindrical that coaxial wire 220 is roughly, and all can bend as other shapes.
Fig. 3 A is for showing according to the vertical view of the mobile device 300 described in one embodiment of the invention.Fig. 3 B is for showing according to the stereogram of the mobile device 300 described in one embodiment of the invention.Mobile device 300 is similar with the mobile device 100 shown in Figure 1A, Figure 1B.In the present embodiment, mobile device 300 more comprises that a medium substrate 310 (for example: a FR4 substrate), wherein feed-in structure 130 is arranged on medium substrate 310.In certain embodiments, feed-in structure 130 can be a metal flat, and is printed on a surface of medium substrate 310.It should be noted that medium substrate 310 can be positioned in Different Plane with metallic magnetism part 110.As long as for example, a upright projection not overlapping with any conductive material (: this upright projection is roughly positioned at slotted eye 115) of feed-in structure 130, antenna structure of the present invention can keep good radiation efficiency.
Fig. 4 A is for showing according to the vertical view of the mobile device 400 described in one embodiment of the invention.Fig. 4 B is for showing according to the stereogram of the mobile device 400 described in one embodiment of the invention.Mobile device 400 is similar with the mobile device 300 shown in Fig. 3 A, Fig. 3 B.In the present embodiment, the slotted eye 415 of the metallic magnetism part 410 of mobile device 400 is roughly a rectangle.In fact, no matter the slotted eye of metallic magnetism part is any shape, and mobile device of the present invention and antenna structure thereof all can have similar usefulness.
Fig. 5 is for showing that wherein transverse axis represents frequency of operation (MHz) according to the voltage standing wave ratio of the antenna structure described in one embodiment of the invention (Voltage Standing Wave Radio, VSWR) figure, and longitudinal axis representative voltage standing-wave ratio.Please also refer to Figure 1A, Figure 1B.Metallic magnetism part 110 and slotted eye 115 can excite and produce one first frequency band FB1, and feed-in structure 130 can excite generation one second frequency band FB2 and one the 3rd frequency band FB3.In preferred embodiment, the first frequency band FB1 is approximately between 1570MHz and 1580MHz, and the second frequency band FB2 is approximately between 2400MHz and 2484MHz, and the 3rd frequency band FB3 is approximately between 5150MHz and 5850MHz.Therefore, antenna structure of the present invention roughly can be contained GPS (Global Positioning System) frequency band and Wi-Fi frequency band.
Please refer to Figure 1A, Figure 1B, Fig. 2 A, Fig. 2 B.In one embodiment, the component size of mobile device 100 is as follows.The length of metallic magnetism part 110 is about 300mm, and width is about 200mm, and thickness is about 1mm.The total length of slotted eye 115 (comprising the length of narrower part 116 and the length of wider portion 117) is about 60mm.The width of the wider portion 117 of slotted eye 115 is about 10mm.The width of the narrower part 116 of slotted eye 115 is about 5mm.The length of feed-in structure 130 is about 40mm, and width is about 8mm.The length of coaxial wire 220 is about 200mm, and the diameter of its cross section circle is about 1.6mm.
It should be noted that the present invention is not limited to this.Above-described component size, component parameters, and frequency band range, all can be adjusted according to different demands by designer.In addition, because design is similar, the mobile device in each embodiment of the present invention and antenna structure thereof all can reach similar operating effect after fine setting.
In the present invention, metallic magnetism part and slotted eye thereof can be considered a slot antenna, and it can excite and produce a low-frequency band.In addition, the feed-in structure for this slot antenna of feed-in more can excite one or more high frequency band.This kind of design can not only be dwindled the overall dimensions of antenna structure effectively, also can maintain good antenna radiation efficiency.Therefore, the size of mobile device can be more further micro.
It should be noted that and will realize conception of the present invention, mobile device must be considered following condition: the firstth, and material, the mechanism's part that forms slot antenna must be good conductor (as metallic magnetism part); The secondth, size, because the resonance frequency of slot antenna is determined by the size of slotted eye own, so slotted eye size should approach the relevant wavelength of resonance band, and this wavelength is determined (in this embodiment by the resonance principle of slot antenna, we are set as 60mm, approach 1/2nd wavelength).
Ordinal number in this specification and claim, for example " first ", " second ", " 3rd " etc., do not have the precedence relationship in order each other, and it only distinguishes two different elements with same name for indicating.
Though the present invention discloses as above with preferred embodiment; so it is not in order to limit scope of the present invention; any those of ordinary skills; without departing from the spirit and scope of the present invention; when doing a little change and retouching, so the scope that protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (10)
1. a mobile device, comprising:
One metallic magnetism part, is roughly a planar structure, within wherein a slotted eye is formed at this metallic magnetism part; And
One feed-in structure, within being roughly positioned at this slotted eye, and is coupled to a signal source;
Wherein this metallic magnetism part, this slotted eye, and this feed-in structure forms an antenna structure, this metallic magnetism part and this slotted eye are considered as a slot antenna, and this slot antenna excites and produces a low-frequency band, and this feed-in structure excites and produces one or more high frequency band.
2. mobile device as claimed in claim 1, also comprises:
One coaxial wire, is coupled between this feed-in structure and this signal source.
3. mobile device as claimed in claim 1, also comprises:
One medium substrate, wherein this feed-in structure is arranged on this medium substrate.
4. mobile device as claimed in claim 3, wherein this medium substrate and this metallic magnetism part are positioned in Different Plane.
5. mobile device as claimed in claim 1, wherein this slotted eye of this metallic magnetism part is roughly a L font.
6. mobile device as claimed in claim 1, wherein this slotted eye of this metallic magnetism part is roughly a rectangle.
7. mobile device as claimed in claim 1, wherein this slotted eye of this metallic magnetism part comprises a wider portion and a narrower part, and within this feed-in structure is roughly positioned at this wider portion.
8. mobile device as claimed in claim 1, wherein this feed-in structure is roughly a rectangle.
9. mobile device as claimed in claim 1, wherein this metallic magnetism part and this slotted eye excite and produce one first frequency band, and this first frequency band is approximately between 1570MHz and 1580MHz.
10. mobile device as claimed in claim 1, wherein this feed-in structure excites and produces one second frequency band and one the 3rd frequency band, and this second frequency band is approximately between 2400MHz and 2484MHz, and the 3rd frequency band is approximately between 5150MHz and 5850MHz.
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| CN201210359577.2A CN103682583B (en) | 2012-09-21 | 2012-09-21 | Mobile device |
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| CN201210359577.2A CN103682583B (en) | 2012-09-21 | 2012-09-21 | Mobile device |
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| CN103682583A true CN103682583A (en) | 2014-03-26 |
| CN103682583B CN103682583B (en) | 2016-12-21 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104269606A (en) * | 2014-10-24 | 2015-01-07 | 广东欧珀移动通信有限公司 | Mobile terminal antenna structure and mobile terminal |
| WO2015109829A1 (en) * | 2014-01-26 | 2015-07-30 | 华为终端有限公司 | Terminal antenna structure and terminal |
| CN105140640A (en) * | 2015-08-24 | 2015-12-09 | 联想(北京)有限公司 | Antenna and electronic device |
| CN106207372A (en) * | 2015-03-24 | 2016-12-07 | 宏达国际电子股份有限公司 | Mobile device and manufacture method thereof |
| CN106716716A (en) * | 2014-09-22 | 2017-05-24 | 精工解决方案有限公司 | Compact slot-type antenna |
| CN106816714A (en) * | 2015-11-27 | 2017-06-09 | 泰科电子(上海)有限公司 | Slot antenna |
| US9722307B2 (en) | 2014-01-26 | 2017-08-01 | Huawei Device Co., Ltd. | Terminal antenna structure and terminal |
| EP3206255A1 (en) * | 2016-02-05 | 2017-08-16 | Pegatron Corporation | Antenna module |
| CN107230834A (en) * | 2016-03-23 | 2017-10-03 | 启碁科技股份有限公司 | Antenna |
| CN107887690A (en) * | 2016-09-29 | 2018-04-06 | 仁宝电脑工业股份有限公司 | Antenna structure |
| CN110649386A (en) * | 2016-05-10 | 2020-01-03 | 和硕联合科技股份有限公司 | Double-frequency printed antenna |
| CN113745836A (en) * | 2021-09-07 | 2021-12-03 | 常熟市泓博通讯技术股份有限公司 | Single slot antenna for fifth generation mobile communication technology |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015109829A1 (en) * | 2014-01-26 | 2015-07-30 | 华为终端有限公司 | Terminal antenna structure and terminal |
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| CN106816714A (en) * | 2015-11-27 | 2017-06-09 | 泰科电子(上海)有限公司 | Slot antenna |
| EP3206255A1 (en) * | 2016-02-05 | 2017-08-16 | Pegatron Corporation | Antenna module |
| US10559870B2 (en) | 2016-02-05 | 2020-02-11 | Pegatron Corporation | Antenna module |
| CN107230834A (en) * | 2016-03-23 | 2017-10-03 | 启碁科技股份有限公司 | Antenna |
| CN110649386A (en) * | 2016-05-10 | 2020-01-03 | 和硕联合科技股份有限公司 | Double-frequency printed antenna |
| CN110649386B (en) * | 2016-05-10 | 2021-01-05 | 和硕联合科技股份有限公司 | Double-frequency printed antenna |
| CN107887690A (en) * | 2016-09-29 | 2018-04-06 | 仁宝电脑工业股份有限公司 | Antenna structure |
| CN113745836A (en) * | 2021-09-07 | 2021-12-03 | 常熟市泓博通讯技术股份有限公司 | Single slot antenna for fifth generation mobile communication technology |
| CN113745836B (en) * | 2021-09-07 | 2024-02-27 | 常熟市泓博通讯技术股份有限公司 | Single slot antenna for fifth generation mobile communication technology |
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