CN203398262U - Novel LTE metal-frame antenna with ultra wide band - Google Patents
Novel LTE metal-frame antenna with ultra wide band Download PDFInfo
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- CN203398262U CN203398262U CN201320446924.5U CN201320446924U CN203398262U CN 203398262 U CN203398262 U CN 203398262U CN 201320446924 U CN201320446924 U CN 201320446924U CN 203398262 U CN203398262 U CN 203398262U
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Abstract
The utility model provides a novel LTE metal-frame antenna with ultra wide band, comprising a PCB board, an antenna part, and an electric part in connection with the antenna part. The antenna part comprises a parasitic part, a metal radiation frame, a feed part, a ground part, a loop radiation part and a ground-point electric connection part. The electric part mainly comprises an electric connector with on-off radio-frequency signals and a reactor therein. A radio-frequency ground terminal is arranged in the electric connector, for the purpose of connection with the PCT board and the purpose of grounding. In addition, the electric connector is connected with a mobile terminal signal, so as to control the on/off state of the electric connector. According to the utility model, the partial metal frame is effectively used and the electric connector is added. The effect of bandwidth enhancement is realized through control of the on/off state of the electric connector, thereby covering multiple frequency bands for GSM, UMTS and LTE. Moreover, the structural form of the antenna part makes more compact the metal unit layout in a cellphone device, and saves the space.
Description
Technical field
The utility model relates to the design field of antenna for mobile phone, relates in particular to a kind of novel LTE metal frame antenna of ultra broadband.
Background technology
Miniaturized multiband built-in aerial is the developing direction of hand-held communication terminal antenna always.Existing antenna form comprises multi-frequency monopole sub antenna (monopole antenna), and monocycle or double loop antenna (single loop and dual loop antenna) are inverted folded antenna (IFA), planar inverted folded antenna (PIFA).These antenna type respectively has condition and the performance of its use in different hand-held communication terminal environment.According to different requirements, can select different antenna forms.
Conventionally mobile terminal device comprises GSM850/900, DCS, PCS, UMTS, its frequency range 0.824GHz-0.96GHz, 1.71GHz-2.17GHz.Along with the development of LTE technology, 3.5GHz, 4GHz receives much concern.More and more many mobile phones need antenna to meet traditional 2G network frequency range and LTE frequency range simultaneously, but the thickness of mobile phone is more and more thinner, and also more and more higher to Antenna Design requirement, traditional antenna is difficult to reach client's requirement.The development of the mobile terminals such as mobile phone is more and more diversified.Iphone series mobile phone has all used the part participation radiation of part mobile phone hardware as antenna audaciously from 4 series to iphone 5.But iphone 4 is becket antenna, iphone 5 is dynamic metal loop antenna.Hardware participates in Antenna Design, is conducive to further utilize the confined space, size reduction.
Utility model content
The utility model aims to provide a kind of novel LTE metal frame antenna of ultra broadband, and this antenna effectively utilizes part metals housing, and adds electrical fitting to realize broadband feature, can cover GSM, UMTS, many frequency ranges of LTE.
The utility model is a kind of novel LTE metal frame antenna of ultra broadband, is arranged in a communication apparatus, it is characterized in that, comprise the pcb board of handheld terminal, one end of described pcb board is provided with headroom district; The novel LTE metal frame antenna of described ultra broadband also comprises antenna part and the electric part being connected with described antenna part, described antenna part is positioned at the headroom district of described pcb board and is connected with described pcb board, described electric part ground connection and described electric part are connected with a mobile terminal signal, and described mobile terminal signal is controlled whether ground connection of described electric part; Wherein, described antenna part comprises:
Spurious portion, is positioned on the two symmetrical outside limits in described headroom district, and one end of described spurious portion is connected to the inner side edge in described headroom district and the junction of its outer side edges, and the other end of described spurious portion extends on the base in described headroom district;
Metal radiation frame, is positioned on the base in described headroom district, and the two ends of described metal radiation frame respectively with the two symmetrical outside limits in described headroom district on spurious portion form the first gap and the second gap;
Feed part, is connected with a feed signal end;
Grounded part, ground connection and being connected with described pcb board;
Loop radiant section, be connected, and between described feed part and described grounded part, described loop radiant section is also connected with described metal radiation frame with described feed part and described grounded part;
Earth point electric connecting member, for connecting described loop radiant section and described electric part.
In some embodiment, described loop radiant section comprises the first loop radiant section, second servo loop radiant section and tertiary circuit radiant section, wherein said the first loop radiant section divides and is connected with described current feed department, one end of described the first loop radiant section is connected with described metal radiation frame by described second servo loop radiant section, and described the first loop radiant section form gap relative to described metal radiation frame, described the first loop radiant section is connected with described grounded part by described tertiary circuit radiant section.
In some embodiment, described the first loop radiant section is connected with described electric part by described earth point electric connecting member.
In some embodiment, described electric part comprises electrical fitting, described electrical fitting is the device with break-make radiofrequency signal, the inside of described electrical fitting is provided with radio frequency earth terminal for ground connection, on described electrical fitting, be also provided with control interface, for being connected with described mobile terminal signal, described mobile terminal signal is controlled the break-make of described electrical fitting.
In some embodiment, described electric part also comprises the reactance device being connected with described electrical fitting.
In some embodiment, described electrical fitting is connected with described electric connecting member by described reactance device.
In some embodiment, described reactance device is inductance device or capacitive character or resistive device.
In some embodiment, be provided with the first metal device and the second metal device in described communication apparatus, one end of described loop radiant section bends and described the first metal device and described the second metal device is spaced apart.
The utility model is owing to adopting above technical scheme, make it compared with prior art: effectively utilize part metals housing and add electrical fitting, thereby realize by controlling the break-make of electrical fitting the effect that strengthens bandwidth, can cover GSM, UMTS, many frequency ranges of LTE.Meanwhile, adopt the novel LTE metal frame antenna of a kind of ultra broadband that the utility model provides to make mobile device interior metal device layout compacter and save space.
Accompanying drawing explanation
By reference to the accompanying drawings, the narration by below describes in detail, can more clearly understand above-mentioned and other feature and advantage of the present utility model, wherein:
Fig. 1 the utility model antenna assemblies figure;
Fig. 2 the utility model end view;
Fig. 3 the utility model front view;
Fig. 4 the utility model electric connecting mode one;
Fig. 5 the utility model electric connecting mode two.
Symbol description:
100-PCB plate
200-antenna part
201-feed part
202-the first loop radiant section
203-second servo loop radiant section
204-metal radiation frame
205-tertiary circuit radiant section
206-grounded part
207-earth point electric connecting member
208-the first gap
209-the second gap
210-gap
211-the first spurious portion
212-the second spurious portion
300-electric part
301-reactance device
302-electrical fitting
303-control interface
400,401,402-mobile phone metal device
Embodiment
Referring to the accompanying drawing that the utility model embodiment is shown, below the utility model will be described in more detail.Yet the utility model can be with many multi-form realizations, and should not be construed as the restriction of the embodiment being subject in this proposition.On the contrary, it is abundant and complete open in order to reach proposing these embodiment, and makes those skilled in the art understand scope of the present utility model completely.In these accompanying drawings, for clarity sake, may amplify size and the relative size in Liao Cengji region.
With reference to figure 1-5, the novel LTE metal frame antenna of a kind of ultra broadband that the utility model provides, it comprises the pcb board 100 of handheld terminal, and pcb board 100 is divided into headroom district He Fei headroom district, and headroom district is positioned at pcb board 100 one end.Antenna part 200 is arranged in pcb board 100 headroom district, and antenna part 200 is connected with electric part 300, electric part 300 is connected internally to ground connection on pcb board, and electric part 300 is connected with a mobile terminal signal, and mobile terminal signal is controlled whether ground connection of electric part 300.Wherein, antenna part comprises spurious portion 211 and 212, metal radiation frame 204, feed part 201, grounded part 206, loop radiant section 202-205 and earth point electric connecting member 207.
In the present embodiment, spurious portion comprises the first spurious portion 211 and the second spurious portion 212, the first spurious portion 211 and the second spurious portion 212 lay respectively on the two symmetrical outside limits in headroom district, the first spurious portion 211 and second spurious portion 212 one end are connected to the junction of the inner side edge in headroom district and the outer side edges in headroom district, be thereby that spurious portion 211 and the second spurious portion 212 are connected to ground connection in non-headroom district, the other end of the first spurious portion 211 and the second spurious portion 212 extends on the base in headroom district and the length of the first spurious portion 211 and the second spurious portion 212 can regulate as the case may be, thereby carry out the adjusting of antenna frequencies.Metal radiation frame 204 is arranged on the edge, base in pcb board headroom district, and the relative formation of the other end first gap 208 of metal radiation frame 204 one end and the first spurious portion 211, the relative formation of the other end second gap 209 of the other end of metal radiation frame 204 and the second spurious portion 212; Between the first gap 208, there is coupling, between the second gap 209, also there is coupling, the first gap 208 and the second 209 position, gap can be moved as the case may be on the outer ledge in pcb board 100 headroom district, and the large I in the first gap 208 and the second gap 209 changes as the case may be, suitable adjusting the first gap 208 and the size in the second gap 209 can obtain good frequency range and impedance, and time impact is minimum by optimal design, to reach hand-held.Thereby non-headroom district and the metal radiation frame 204 of the first spurious portion 211, the second spurious portion 212, pcb board form a radiation loop.
In the present embodiment, loop radiant section comprises the first loop radiant section 202, second servo loop radiant section 203 and tertiary circuit radiant section 205.The first loop radiant section 202 is connected with feed part 201, and feed part 201 is connected with a feed signal end; The first radiant section 202 one end, loop is connected on metal radiation frame 204 by second servo loop radiant section 203, second servo loop radiant section 203 position is used for regulating antenna frequencies and impedance operator, its position can regulate as the case may be, during concrete enforcement, second servo loop radiant section 203 can substitute with screw, so not only introduce flexible adjustment, structurally play the effect of reinforcing simultaneously; The first loop radiant section 202 is opened certain distance with metal radiation frame 204 relative spacings, and forms 210， gap, gap 210 for regulating loop frequency and impedance; The first loop radiant section 202 is connected with grounded part 206 by tertiary circuit radiant section 205; The other end of the first loop radiant section 202 is also connected to electric part 300 by earth point electric connecting member 207, and the distance of the link position of earth point electric connecting member 207 and the first loop radiant section 202 and the first loop radiant section 202 ends can be determined as the case may be.Comprehensive the above, the first loop radiant section 202, second servo loop radiant section 203 are connected with metal radiation frame 204, the final ground connection and the first loop radiant section 202 is connected with tertiary circuit radiant section 205, the first loop radiant section 202 is connected and enters electric part 300 with earth point electric connecting member 207, finally forms radiation loop.
In the present embodiment, in communication apparatus, be provided with some metal devices, concrete the first metal device 400, the second metal device 402 and the 3rd metal device 401 of comprising.In the embodiment of the present invention, the first metal device 400, the 3rd metal device 401 are loud speaker, the second metal device 402 is connector USB, and certain the first metal device 400, the second metal device 402 and the 3rd metal device 401 can replace for approx. dimension mobile phone component.In the present embodiment, the first metal device 400 is positioned at the boundary in the headroom district Yu Fei headroom district of pcb board, and the first metal device 400 is relative with the first loop radiant section 202; The second metal device 402 is positioned at the headroom district of the pcb board of antenna part 200 1 sides, the first loop radiant section 202 is connected bending to be walked around the second metal device 402 and is connected with electric part 300 with earth point electric connecting member 207, and the first loop radiant section 202, earth point electric connecting member 207 and tertiary circuit radiant section 205 are spaced apart by the first metal device 400 and the second metal device 402; The 3rd metal device 401 is positioned at the boundary near the headroom district Yu Fei headroom district of the pcb board of the second gap 209 1 sides.Certainly, the antenna part in the present embodiment and the layout of metal device just, for layout is compacter and save space, also can be carried out layout by other means, are not restricted herein.
In the present embodiment, electric part 300 comprises an electrical fitting 302, and electrical fitting 302 is for having the device of break-make radiofrequency signal, as radio-frequency (RF) switch or PIN diode etc., the inside of electrical fitting 302 exists radio frequency earth terminal for being connected with pcb board, forms complete signal loop; On electrical fitting 302, be provided with control interface 303, for being connected with a mobile terminal signal, thereby mobile terminal signal is controlled break-make that electric part 300 carries out radiofrequency signal and is controlled whether ground connection of electric part 300.In specific implementation process, by electrical fitting 302 is carried out by the switching with these two states of conducting, there is the response of different frequency range in whole antenna, and this response can cover low frequency 0.7GHz to 0.96GHz and high frequency 1.71GHz to 2.93GHz.Thereby we can realize antenna and in different frequency ranges, occur response by the break-make of control electric part 300, meet user in the demand of different frequency range, thereby reach the effect that increases bandwidth.
In the present embodiment, in electric part 300, be also provided with reactance device 301, for the frequency in electric part 300 is finely tuned, in the present embodiment, reactance device 301 is inductance device, according to earth point electric connecting member 207 position reactance device 301, can be capacitive character or resistive device, certainly reactance device 301 can not arrange yet, can be according to specifically deciding as circumstances require.As shown in Figure 4, be the utility model electric connecting mode one, reactance device 301 is arranged between electrical fitting 302 and earth point electric connecting member 207.Certainly, reactance device 301 also can be integrated on reactance device 301, and earth point electric connecting member 207 is directly connected with electrical fitting 302, the utility model electric connecting mode two as shown in Figure 5, and this mode is conserve space better.
In sum, the utility model provides a kind of novel LTE metal frame antenna of ultra broadband, the novel LTE metal frame antenna of this ultra broadband comprises pcb board, the antenna part of handheld terminal and the electric part being connected with antenna part, the headroom district that antenna part is positioned at pcb board is connected with pcb board, and antenna part comprises and mainly comprises spurious portion, metal radiation frame, feed part, grounded part, loop radiant section and earth point electric connecting member; In electric part, mainly comprise electrical fitting and the reactance device with break-make radiofrequency signal, electrical fitting inside exists radio frequency earth terminal for the ground connection that is connected with pcb board, thereby and electrical fitting be connected and control the break-make of electrical fitting with a mobile terminal signal.The novel LTE metal frame antenna of a kind of ultra broadband that the utility model provides, effectively utilize part metals housing, and add electrical fitting, thereby realize by controlling the break-make of electrical fitting the effect that strengthens bandwidth, can cover GSM, UMTS, many frequency ranges of LTE, and the version of antenna part makes mobile device interior metal device layout compacter and save space.
Those skilled in the art should be understood that the utility model can not depart from spirit or scope of the present utility model with many other concrete forms realizations.Although also described embodiment of the present utility model, the utility model should be understood and these embodiment should be restricted to, within the utility model spirit and scope that those skilled in the art can define as appended claims, make and change and revise.
Claims (8)
1. a novel LTE metal frame antenna for ultra broadband, is arranged in a communication apparatus, it is characterized in that, comprise the pcb board of handheld terminal, one end of described pcb board is provided with headroom district; The novel LTE metal frame antenna of described ultra broadband also comprises antenna part and the electric part being connected with described antenna part, described antenna part is positioned at the headroom district of described pcb board and is connected with described pcb board, described electric part ground connection and described electric part are connected with a mobile terminal signal, and described mobile terminal signal is controlled whether ground connection of described electric part; Wherein, described antenna part comprises:
Spurious portion, is positioned on the two symmetrical outside limits in described headroom district, and one end of described spurious portion is connected to the inner side edge in described headroom district and the junction of its outer side edges, and the other end of described spurious portion extends on the base in described headroom district;
Metal radiation frame, is positioned on the base in described headroom district, and the two ends of described metal radiation frame respectively with the two symmetrical outside limits in described headroom district on spurious portion form the first gap and the second gap;
Feed part, is connected with a feed signal end;
Grounded part, ground connection and being connected with described pcb board;
Loop radiant section, be connected, and between described feed part and described grounded part, described loop radiant section is also connected with described metal radiation frame with described feed part and described grounded part;
Earth point electric connecting member, for connecting described loop radiant section and described electric part.
2. the novel LTE metal frame antenna of ultra broadband according to claim 1, it is characterized in that, described loop radiant section comprises the first loop radiant section, second servo loop radiant section and tertiary circuit radiant section, wherein said the first loop radiant section divides and is connected with described current feed department, one end of described the first loop radiant section is connected with described metal radiation frame by described second servo loop radiant section, and described the first loop radiant section form gap relative to described metal radiation frame, described the first loop radiant section is connected with described grounded part by described tertiary circuit radiant section.
3. the novel LTE metal frame antenna of ultra broadband according to claim 2, is characterized in that, described the first loop radiant section is connected with described electric part by described earth point electric connecting member.
4. the novel LTE metal frame antenna of ultra broadband according to claim 1, it is characterized in that, described electric part comprises electrical fitting, described electrical fitting is the device with break-make radiofrequency signal, the inside of described electrical fitting is provided with radio frequency earth terminal for ground connection, on described electrical fitting, be also provided with control interface, for being connected with described mobile terminal signal, described mobile terminal signal is controlled the break-make of described electrical fitting.
5. the novel LTE metal frame antenna of ultra broadband according to claim 4, is characterized in that, described electric part also comprises the reactance device being connected with described electrical fitting.
6. the novel LTE metal frame antenna of ultra broadband according to claim 5, is characterized in that, described electrical fitting is connected with described electric connecting member by described reactance device.
7. the novel LTE metal frame antenna of ultra broadband according to claim 5, is characterized in that, described reactance device is inductance device or capacitive character or resistive device.
8. the novel LTE metal frame antenna of ultra broadband according to claim 1, it is characterized in that, in described communication apparatus, be provided with the first metal device and the second metal device, one end of described loop radiant section bends and described the first metal device and described the second metal device is spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446924.5U CN203398262U (en) | 2013-07-25 | 2013-07-25 | Novel LTE metal-frame antenna with ultra wide band |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446924.5U CN203398262U (en) | 2013-07-25 | 2013-07-25 | Novel LTE metal-frame antenna with ultra wide band |
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| Publication Number | Publication Date |
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| CN203398262U true CN203398262U (en) | 2014-01-15 |
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| CN201320446924.5U Expired - Fee Related CN203398262U (en) | 2013-07-25 | 2013-07-25 | Novel LTE metal-frame antenna with ultra wide band |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870585A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Antenna device and mobile terminal |
| CN106099319A (en) * | 2016-07-08 | 2016-11-09 | 乐视控股（北京）有限公司 | A kind of tunable antenna and mobile terminal |
| CN106532254A (en) * | 2015-09-11 | 2017-03-22 | 上海乐今通信技术有限公司 | Communication terminal |
| CN106816706A (en) * | 2015-11-30 | 2017-06-09 | 深圳富泰宏精密工业有限公司 | Antenna structure and the radio communication device using the antenna structure |
| CN107078375A (en) * | 2014-11-13 | 2017-08-18 | 三星电子株式会社 | Electronic equipment |
| CN108232456A (en) * | 2016-12-21 | 2018-06-29 | 宏达国际电子股份有限公司 | Mobile device and method for manufacturing the same |
| CN110635227A (en) * | 2018-06-25 | 2019-12-31 | 常州仁千电气科技股份有限公司 | Linear RDSS antenna based on mobile phone metal outer frame |
| CN111816983A (en) * | 2020-06-03 | 2020-10-23 | 昆山睿翔讯通通信技术有限公司 | A terminal antenna system and mobile terminal |
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2013
- 2013-07-25 CN CN201320446924.5U patent/CN203398262U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107078375A (en) * | 2014-11-13 | 2017-08-18 | 三星电子株式会社 | Electronic equipment |
| CN107078375B (en) * | 2014-11-13 | 2020-03-27 | 三星电子株式会社 | Electronic device |
| CN106532254A (en) * | 2015-09-11 | 2017-03-22 | 上海乐今通信技术有限公司 | Communication terminal |
| CN106816706A (en) * | 2015-11-30 | 2017-06-09 | 深圳富泰宏精密工业有限公司 | Antenna structure and the radio communication device using the antenna structure |
| CN106816706B (en) * | 2015-11-30 | 2020-07-14 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device using same |
| CN105870585A (en) * | 2016-01-06 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Antenna device and mobile terminal |
| CN106099319A (en) * | 2016-07-08 | 2016-11-09 | 乐视控股（北京）有限公司 | A kind of tunable antenna and mobile terminal |
| CN108232456A (en) * | 2016-12-21 | 2018-06-29 | 宏达国际电子股份有限公司 | Mobile device and method for manufacturing the same |
| US11145958B2 (en) | 2016-12-21 | 2021-10-12 | Htc Corporation | Mobile device and manufacturing method thereof |
| CN110635227A (en) * | 2018-06-25 | 2019-12-31 | 常州仁千电气科技股份有限公司 | Linear RDSS antenna based on mobile phone metal outer frame |
| CN111816983A (en) * | 2020-06-03 | 2020-10-23 | 昆山睿翔讯通通信技术有限公司 | A terminal antenna system and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20160725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |