CN202009069U - Indoor coverage wide frequency antenna (WFA) - Google Patents
Indoor coverage wide frequency antenna (WFA) Download PDFInfo
- Publication number
- CN202009069U CN202009069U CN2011201223189U CN201120122318U CN202009069U CN 202009069 U CN202009069 U CN 202009069U CN 2011201223189 U CN2011201223189 U CN 2011201223189U CN 201120122318 U CN201120122318 U CN 201120122318U CN 202009069 U CN202009069 U CN 202009069U
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- impedance matching
- line
- matching plate
- frequency antenna
- wide frequency
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Abstract
The utility model provides an indoor coverage wide frequency antenna (WFA) which comprises a plastic bracket, a metal elastic piece radiating body, a PCB (printed circuit board) impedance matching board and an elastic feed pin, wherein the metal elastic piece radiating body is arranged on the plastic bracket through hot melting, the metal elastic piece radiating body is connected with a gold plated contact of the PCB impedance matching board through the elastic feed pin, the PCB impedance matching board is fixed on the plastic bracket through a positioning column, the PCB impedance matching board is provided with a radio frequency (RF) line and an RF head for feeding a signal to the metal elastic piece radiating body, and the RF line is clamped on the plastic bracket. In the indoor coverage WFA, the technologies of wide line, multiple faces, winding path, impedance matching network and the like are adopted so that the length of the radiating body is effectively reduced, the entire structure of the indoor cover WFA is more compact, the volume of the entire antenna is reduced, and the production cost is saved.
Description
Technical field
The utility model relates to wireless communication technology field, relates in particular to the little repeater of a kind of indoor covering family expenses wide frequency antenna.
Background technology
At present, along with the arrival in 3G epoch, moving communicating field require general utility functions have integrated, gain is little, miniaturization of cloth office direction and densification direction develop, this just requires antenna to have features such as multifrequency, broadband, small size.
The resonance frequency of traditional indoor cover antenna is by the size decision of radiating surface, and therefore, existing indoor cover antenna radiating surface design is bigger, and the space that needs when making is bigger; Make antenna volume increase, processing technology complexity, processing cost are also than higher; And covering all is that the public domain covers in the conventional chamber, and system complex and cost are very high, and antenna is placed on public corridor, because the attenuation effect of wall causes the room far away from the corridor to cover signal difference, even the signal dead angle occurs.
The utility model content
The purpose of this utility model be to provide a kind of compact conformation, volume little, save material and the good small-sized indoor covering wide frequency antenna of coverage effect.
The purpose of this utility model is achieved through the following technical solutions.
A kind of indoor covering wide frequency antenna comprises: metal clips radiant body on plastic rubber bracket of plastic rubber bracket, hot melt, PCB impedance matching plate, and elasticity feed pin; The metal clips radiant body is connected by the gold plated contact of elasticity feed pin with PCB impedance matching plate, PCB impedance matching plate is fixed on the plastic rubber bracket by reference column, PCB impedance matching plate is provided with radio frequency line and the radio-frequency maser that feed signal is given the metal clips radiant body, and radio frequency line is stuck on the plastic rubber bracket.
Preferably, also be provided with matched load and little band matched line on the described PCB impedance matching plate.
Preferably, described radio frequency line is four layers of radio frequency line.
Preferably, described radio frequency line is successively by external insulation layer, the grounded metal braid, and insulating barrier and inner wire constitute; Little band matched line on grounded metal braid and the PCB impedance matching plate welds together, and inner wire links to each other with an end of matched load, and the other end of radio frequency line links to each other with radio-frequency maser.
Preferably, described plastic rubber bracket is made for thermoplastics type's macromolecular material.
Preferably, described metal clips radiant body is that foreign copper-nickel alloy material is made.
Preferably, described PCB impedance matching plate is that polytetrafluoroethylmaterial material is made.
The utility model embodiment compared with prior art, beneficial effect is:
(1) the utility model has effectively reduced the length of radiant body owing to adopted technology such as wide line, multiaspect, labyrinth, impedance matching network, makes overall structure of the present utility model compact more, has dwindled the volume of entire antenna, has saved production cost.
(2) simultaneously, the PF Principle of Antenna is applied in this antenna, and adopts the asymmetric 3 D antenna structure of multiaspect, effectively expanded the beamwidth of antenna.
(3) standing-wave ratio of the present utility model at 824MHz-960MHz less than 2.5; 1710MHz-2170MHz is less than 2.0; Through the reality test, the radiation efficiency of antenna has reached (radiation efficiency of conventional built-in antenna has only about 40%) more than 60%, and the horizontal plane lobe is an omnidirectional, and vertical plane ground roll lobe width meets general use standard greater than 90 degree.
Description of drawings
Fig. 1 is the utility model wide frequency antenna structure schematic diagram.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also shown in Figure 1, comprise: plastic rubber bracket 1, metal clips radiant body 2, PCB impedance matching plate 3, matched load 4, radio frequency line 5, radio-frequency maser 6, elasticity feed pin 7 and little band matched line 8, hot melt has a metal clips radiant body 2 on the plastic rubber bracket 1, metal clips radiant body 2 is connected by the gold plated contact of elasticity feed pin 7 with PCB impedance matching plate 3, PCB impedance matching plate 3 is fixed on the plastic rubber bracket 1 by reference column, PCB impedance matching plate 3 is provided with radio frequency line 5 and the radio-frequency maser 6 that feed signal is given the metal clips radiant body, and radio frequency line 5 is stuck on the plastic rubber bracket 1, on PCB impedance matching plate 3, also be provided with matched-impedance load 4 and little band matched line 8, in metal clips radiant body 2, adopt wide line, multiaspect, technology such as labyrinth have effectively been dwindled antenna volume, broadening the frequency band and the vertical plane lobe width of antenna, improved the radiation efficiency of antenna oscillator.
Realize the optimum impedance coupling of feeder line and aerial radiation oscillator by little band matched line 8 and matched load 4 are set on PCB impedance matching plate, optimized the standing-wave ratio performance parameter of antenna.
In the utility model, the plastic rubber bracket material is thermoplastics type's high-molecular material A BS, and fire resistant is fit to engineering and uses, and metal clips radiant body material is foreign copper-nickel alloy, conducts electricity very well, corrosion-resistant.PCB impedance matching panel material is a polytetrafluoroethylene, has characteristics such as dielectric constant is low.
Radio frequency line is four layers of radio frequency line, successively by external insulation layer, and the grounded metal braid, insulating barrier and inner wire constitute; Little band matched line 8 on grounded metal braid and the PCB impedance matching plate 3 welds together, inner wire links to each other with an end of matched load 4, the other end of radio frequency line links to each other with radio-frequency maser 6, links to each other by the output and ground of radio-frequency maser 6 with the power amplifier module of little repeater main frame.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (7)
1. an indoor covering wide frequency antenna is characterized in that, comprising: metal clips radiant body on plastic rubber bracket of plastic rubber bracket, hot melt, PCB impedance matching plate, and elasticity feed pin; The metal clips radiant body is connected by the gold plated contact of elasticity feed pin with PCB impedance matching plate, PCB impedance matching plate is fixed on the plastic rubber bracket by reference column, PCB impedance matching plate is provided with radio frequency line and the radio-frequency maser that feed signal is given the metal clips radiant body, and radio frequency line is stuck on the plastic rubber bracket.
2. indoor covering wide frequency antenna as claimed in claim 1 is characterized in that, also is provided with matched load and little band matched line on the described PCB impedance matching plate.
3. indoor covering wide frequency antenna as claimed in claim 2 is characterized in that, described radio frequency line is four layers of radio frequency line.
4. indoor covering wide frequency antenna as claimed in claim 3 is characterized in that, described radio frequency line is successively by external insulation layer, the grounded metal braid, and insulating barrier and inner wire constitute; Little band matched line on grounded metal braid and the PCB impedance matching plate welds together, and inner wire links to each other with an end of matched load, and the other end of radio frequency line links to each other with radio-frequency maser.
5. as each described indoor covering wide frequency antenna of claim 1 to 4, it is characterized in that described plastic rubber bracket is made for thermoplastics type's macromolecular material.
6. as each described indoor covering wide frequency antenna of claim 1 to 4, it is characterized in that described metal clips radiant body is that foreign copper-nickel alloy material is made.
7. as each described indoor covering wide frequency antenna of claim 1 to 4, it is characterized in that described PCB impedance matching plate is that polytetrafluoroethylmaterial material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201223189U CN202009069U (en) | 2011-04-22 | 2011-04-22 | Indoor coverage wide frequency antenna (WFA) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201223189U CN202009069U (en) | 2011-04-22 | 2011-04-22 | Indoor coverage wide frequency antenna (WFA) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202009069U true CN202009069U (en) | 2011-10-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201223189U Expired - Fee Related CN202009069U (en) | 2011-04-22 | 2011-04-22 | Indoor coverage wide frequency antenna (WFA) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202009069U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570024A (en) * | 2012-02-29 | 2012-07-11 | 上海安费诺永亿通讯电子有限公司 | Antenna radiation body made of low-melting-point metal or metal alloy, and manufacturing method |
| CN103746183A (en) * | 2014-01-14 | 2014-04-23 | 上海安费诺永亿通讯电子有限公司 | Antenna radiator made of conductive high-molecular material and manufacturing method |
| CN107732452A (en) * | 2017-09-18 | 2018-02-23 | 上海斐讯数据通信技术有限公司 | Slot antenna device and terminal device |
| CN108461900A (en) * | 2018-02-09 | 2018-08-28 | 东莞市森岭智能科技有限公司 | A kind of novel 2.4G-WIFI antennas on metal shell television set |
-
2011
- 2011-04-22 CN CN2011201223189U patent/CN202009069U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570024A (en) * | 2012-02-29 | 2012-07-11 | 上海安费诺永亿通讯电子有限公司 | Antenna radiation body made of low-melting-point metal or metal alloy, and manufacturing method |
| CN103746183A (en) * | 2014-01-14 | 2014-04-23 | 上海安费诺永亿通讯电子有限公司 | Antenna radiator made of conductive high-molecular material and manufacturing method |
| CN107732452A (en) * | 2017-09-18 | 2018-02-23 | 上海斐讯数据通信技术有限公司 | Slot antenna device and terminal device |
| CN108461900A (en) * | 2018-02-09 | 2018-08-28 | 东莞市森岭智能科技有限公司 | A kind of novel 2.4G-WIFI antennas on metal shell television set |
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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: 20111012 Termination date: 20150422 |
|
| EXPY | Termination of patent right or utility model |