CN205050985U - Small -size multifrequency section cell -phone antenna - Google Patents
Small -size multifrequency section cell -phone antenna Download PDFInfo
- Publication number
- CN205050985U CN205050985U CN201520685294.6U CN201520685294U CN205050985U CN 205050985 U CN205050985 U CN 205050985U CN 201520685294 U CN201520685294 U CN 201520685294U CN 205050985 U CN205050985 U CN 205050985U
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- China
- Prior art keywords
- copper sheet
- antenna
- radiation fin
- copper
- feed portion
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- Expired - Fee Related
Links
- 230000005855 radiation Effects 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 142
- 229910052802 copper Inorganic materials 0.000 claims description 140
- 239000010949 copper Substances 0.000 claims description 140
- 239000000758 substrate Substances 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- PEZNEXFPRSOYPL-UHFFFAOYSA-N (bis(trifluoroacetoxy)iodo)benzene Chemical compound FC(F)(F)C(=O)OI(OC(=O)C(F)(F)F)C1=CC=CC=C1 PEZNEXFPRSOYPL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Landscapes
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a small -size multifrequency section cell -phone antenna, it includes base plate, ground plate, dielectric block, radiation fin, coaxial feed portion, the base plate sets up on the ground plate, and the radiation fin passes through dielectric block and sets up on the base plate, and coaxial feed portion is connected with the radiation fin, this antenna has covered a plurality of frequency channels such as GSM18001900, UMTS, LTE23002500, antenna occupation space is little, carries out the three -dimensional design of radiation fin on dielectric block, compares with cell -phone antenna in the past and has practiced thrift a large amount of spaces to realized the requirement of multifrequency section, received signal is effectual, solves antenna volume undersize and results in the poor big difficult problem of signal reception effect.
Description
Technical field
The utility model relates to antenna technical field, is specifically related to a kind of small multi-frequency section antenna for mobile phone.
Background technology
Antenna is the important wireless device of reception and emitting electromagnetic wave, plays huge effect in communication apparatus.But along with progress and the era development of science and technology, not only to realize its basic acceptance and emission function to the requirement of antenna, also need itself to do further research to antenna, constantly improve that itself and growing communication tool are adapted.
In mobile phone, space is very narrow and small, the space leaving antenna for is more very little, so the trend of antenna for mobile phone design is also more and more less, but when little below certain standard point, acknowledge(ment) signal ability can be made to die down, realize multiband also comparatively difficult, therefore how to meet and the little requirement that can reach again multiband of antenna volume should become large difficult point and a focus.
Summary of the invention
The purpose of this utility model there is provided a kind of small multi-frequency section antenna for mobile phone, and it is taking mobile phone little space, achieves the requirement of multiband, has good radiance, is adapted at promoting the use of in mobile terminal device.
Small multi-frequency section antenna for mobile phone of the present utility model comprises substrate 1, ground plate 2, medium block 3, radiation fin 4, coaxial feed portion 5, substrate 1 is arranged on ground plate 2, and radiation fin 4 arranges on substrate 1 by medium block 3, and coaxial feed portion 5 is connected with radiation fin 4, wherein said radiation fin 4 comprises the first copper sheet 6, second copper sheet 7, 3rd copper sheet 8, 4th copper sheet 9, 5th copper sheet 10, 6th copper sheet 11, 7th copper sheet 12, 8th copper sheet 13, 9th copper sheet 14, tenth copper sheet 15, 11 copper sheet 16, 12 copper sheet 17, ground copper 18, coaxial feed portion 5 is connected with the first copper sheet 6, first copper sheet 6 is connected with the second copper sheet 7 is vertical, second copper sheet 7 is connected to the 3rd copper sheet 8 left end, 3rd copper sheet 8 is connected with the 8th copper sheet 13 is vertical, 8th copper sheet 13 left end is connected with the 4th copper sheet 9 one end, centre is connected with the 9th copper sheet 14, right-hand member is connected with the tenth copper sheet 15 one end, 4th copper sheet 9 other end is connected to the 5th copper sheet 10 left end, 5th copper sheet 10 upper end is connected with the 6th copper sheet 11 is vertical, 5th copper sheet 10 right-hand member is connected with the 7th copper sheet 12, and the tenth copper sheet 15 other end is connected with the 11 copper sheet 16, and the 11 copper sheet 16 is connected with the 12 copper sheet 17, ground copper 18 is connected with the 6th copper sheet 11 is vertical, and ground copper 18 is connected with ground plate 2.
The utility model small multi-frequency section antenna for mobile phone can achieve multiple frequency range such as GSM1800/1900, UMTS, LTE2300/2500 simultaneously, coaxial feed portion 5 gives radiation fin 4 feed, electric current flows through the first copper sheet 6, second copper sheet 7, 3rd copper sheet 8, 8th copper sheet 13, tenth copper sheet 15, 11 copper sheet 16, the path summation of the 12 copper sheet 17 is approximately the quarter-wave that centre frequency is 1.9GHz, thus reach low-frequency resonant point 1.9GHz, electric current flows through the first copper sheet 6, second copper sheet 7, 3rd copper sheet 8, 8th copper sheet 13, 4th copper sheet 9, 5th copper sheet 10, 7th copper sheet 12 path summation is approximately the quarter-wave that centre frequency is 3GHz, thus reach high-frequency resonant point 3GHz, 9th copper sheet is as the coupling branch road of radiation fin, due to the resonance effect of each copper sheet, considerably increase the bandwidth of antenna, thus cover GSM1800/1900, UMTS, multiple frequency range such as LTE2300/2500.
Radiation fin 4 is folded in volume and is only on the medium block 3 of 1cm*1cm*0.5cm.
Medium block 3 is bonded at substrate 1 left end edge, and substrate and medium block material are fr4, and radiation fin 4 is folded on medium block 3, greatly reduce antenna area occupied; Radiation fin is as a whole, headroom below radiation fin.
The beneficial effects of the utility model are:
Compared with prior art compare, this antenna cover multiple frequency ranges such as GSM1800/1900, UMTS, LTE2300/2500; Antenna takes up room little, medium block carries out the three dimensional designs of radiation fin, has saved a large amount of spaces compared with antenna for mobile phone in the past, and achieved the requirement of multiband, Received signal strength is effective, solves antenna volume too small and cause a great problem of Signal reception weak effect.Meanwhile, the antenna of this invention is PIFA antenna more popular at present, substrate and radiation fin material also more common, cost is low, and radiance is good, makes the production of this antenna and utilization have larger feasibility.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model small multi-frequency section antenna for mobile phone;
Fig. 2 is the radiation fin structural representation of the utility model small multi-frequency section antenna for mobile phone;
Fig. 3 is the radiation fin deployed configuration schematic diagram of the utility model small multi-frequency section antenna for mobile phone;
Fig. 4 is reflection coefficient (S-parameter) curve synoptic diagram of the utility model small multi-frequency section antenna for mobile phone;
In figure: 1-substrate; 2-ground plate; 3-medium block; 4-radiation fin; 5-coaxial feed portion; 6-first copper sheet; 7-second copper sheet; 8-the 3rd copper sheet; 9-the 4th copper sheet; 10-the 5th copper sheet; 11-the 6th copper sheet; 12-the 7th copper sheet; 13-the 8th copper sheet; 14-the 9th copper sheet; 15-the tenth copper sheet; 16-the 11 copper sheet; 17-the 12 copper sheet; 18-ground copper.
Embodiment
Below by drawings and Examples, the utility model is described in further detail, but protection range of the present utility model is not limited to described content.
Embodiment 1: as Figure 1-3, this small multi-frequency section antenna for mobile phone comprises substrate 1, ground plate 2, medium block 3, radiation fin 4, coaxial feed portion 5, substrate 1 is arranged on ground plate 2, and radiation fin 4 arranges on substrate 1 by medium block 3, and coaxial feed portion 5 is connected with radiation fin 4, wherein said radiation fin 4 comprises the first copper sheet 6, second copper sheet 7, 3rd copper sheet 8, 4th copper sheet 9, 5th copper sheet 10, 6th copper sheet 11, 7th copper sheet 12, 8th copper sheet 13, 9th copper sheet 14, tenth copper sheet 15, 11 copper sheet 16, 12 copper sheet 17, ground copper 18, coaxial feed portion 5 is connected with the first copper sheet 6, first copper sheet 6 is connected with the second copper sheet 7 is vertical, second copper sheet 7 is connected to the 3rd copper sheet 8 left end, 3rd copper sheet 8 is connected with the 8th copper sheet 13 is vertical, 8th copper sheet 13 left end is connected with the 4th copper sheet 9 one end, centre is connected with the 9th copper sheet 14, right-hand member is connected with the tenth copper sheet 15 one end, 4th copper sheet 9 other end is connected to the 5th copper sheet 10 left end, 5th copper sheet 10 upper end is connected with the 6th copper sheet 11 is vertical, 5th copper sheet 10 right-hand member is connected with the 7th copper sheet 12, and the tenth copper sheet 15 other end is connected with the 11 copper sheet 16, and the 11 copper sheet 16 is connected with the 12 copper sheet 17, ground copper 18 is connected with the 6th copper sheet 11 is vertical, and ground copper 18 is connected with ground plate 2, substrate size is 68.8mm × 136mm × 1mm, and medium block is of a size of 10mm × 10mm × 5mm.
As shown in Figure 4, for the reflection coefficient S-parameter curve synoptic diagram of the utility model small multi-frequency section antenna for mobile phone, can draw from figure, in frequency range 1.83-3.61GHz that application needs, the reflection coefficient of antenna, all below-6dB, has the designing requirement that very wide bandwidth meets antenna; The maximum gain of this antenna can reach 3.46dB, and antenna radiation performance is better.
Claims (1)
1. a small multi-frequency section antenna for mobile phone, is characterized in that: comprise substrate (1), ground plate (2), medium block (3), radiation fin (4), coaxial feed portion (5); Substrate (1) is arranged on ground plate (2), and radiation fin (4) is arranged on substrate (1) by medium block (3), and coaxial feed portion (5) are connected with radiation fin (4);
Wherein said radiation fin (4) comprises the first copper sheet (6), second copper sheet (7), 3rd copper sheet (8), 4th copper sheet (9), 5th copper sheet (10), 6th copper sheet (11), 7th copper sheet (12), 8th copper sheet (13), 9th copper sheet (14), tenth copper sheet (15), 11 copper sheet (16), 12 copper sheet (17), ground copper (18), coaxial feed portion (5) is connected with the first copper sheet (6), first copper sheet (6) is connected with the second copper sheet (7) is vertical, second copper sheet (7) is connected to the 3rd copper sheet (8) left end, 3rd copper sheet (8) is connected with the 8th copper sheet (13) is vertical, 8th copper sheet (13) left end is connected with the 4th copper sheet (9) one end, centre is connected with the 9th copper sheet (14), right-hand member is connected with the tenth copper sheet (15) one end, 4th copper sheet (9) other end is connected to the 5th copper sheet (10) left end, 5th copper sheet (10) upper end is connected with the 6th copper sheet (11) is vertical, 5th copper sheet (10) right-hand member is connected with the 7th copper sheet (12), tenth copper sheet (15) other end is connected with the 11 copper sheet (16), 11 copper sheet (16) is connected with the 12 copper sheet (17), ground copper (18) is connected with the 6th copper sheet (11) is vertical, ground copper (18) is connected with ground plate (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520685294.6U CN205050985U (en) | 2015-09-07 | 2015-09-07 | Small -size multifrequency section cell -phone antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520685294.6U CN205050985U (en) | 2015-09-07 | 2015-09-07 | Small -size multifrequency section cell -phone antenna |
Publications (1)
Publication Number | Publication Date |
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CN205050985U true CN205050985U (en) | 2016-02-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520685294.6U Expired - Fee Related CN205050985U (en) | 2015-09-07 | 2015-09-07 | Small -size multifrequency section cell -phone antenna |
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CN (1) | CN205050985U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021000071A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Antenna module and mobile terminal |
US11081782B2 (en) | 2018-11-07 | 2021-08-03 | Asustek Computer Inc. | Three-dimensional antenna element |
-
2015
- 2015-09-07 CN CN201520685294.6U patent/CN205050985U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11081782B2 (en) | 2018-11-07 | 2021-08-03 | Asustek Computer Inc. | Three-dimensional antenna element |
WO2021000071A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Antenna module and mobile terminal |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20160224 Termination date: 20170907 |
|
CF01 | Termination of patent right due to non-payment of annual fee |