CN2838054Y - Tri-frequency flat panel antenna - Google Patents
Tri-frequency flat panel antenna Download PDFInfo
- Publication number
- CN2838054Y CN2838054Y CNU2005200181234U CN200520018123U CN2838054Y CN 2838054 Y CN2838054 Y CN 2838054Y CN U2005200181234 U CNU2005200181234 U CN U2005200181234U CN 200520018123 U CN200520018123 U CN 200520018123U CN 2838054 Y CN2838054 Y CN 2838054Y
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- China
- Prior art keywords
- antenna
- antenna part
- coupling element
- frequency
- mobile phone
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model provides a tri-frequency flat panel antenna, which is assembled inside a mobile phone. The utility model comprises a first antenna part, a second antenna part, a connecting part and a coupling element, wherein the first antenna part is a zig-zag type low-frequency antenna, and the second antenna part is a flat panel-shaped high-frequency antenna; the upper end of the connecting part is connected with the first antenna part into a whole, the lower end is connected with the second antenna part into a whole, and the left side is provided with a grounding terminal and a feed-in terminal; the coupling element comprises a flat panel-shaped antenna body and the other grounding terminal, the coupling element is arranged to be adjacent to the first antenna part and the second antenna part, and the coupling element is coupled with the second antenna part to extend the antenna communication frequency to the third frequency. A mobile phone speaker is arranged in a cavity enclosed by the coupling element and the first antenna part, which causes the influence on the antenna communication performance from the mobile phone speaker to be lowered to the lowest.
Description
Technical field
The utility model relates to a kind of antenna, relates in particular to a kind of three frequency plate aerials that are assembled in mobile phone inside.
Background technology
Flourish along with current mobile communication technology, the design of mobile phone day by day requires compact and attractive in appearance, and therefore, the antenna structure of mobile phone is developed by the helical antenna that exposed to mobile phone in the past and a kind of concealed antenna that is hidden in mobile phone inside.For further meeting the whole compact design requirement of mobile phone, develop the concealed antenna that to have planar structure again at present, to reduce antenna taking as far as possible to the mobile phone inner space.
Prior art provides a kind of reversed F-typed (Planar Inverter-F Antenna) concealed flat plane antenna, this kind antenna has characteristics such as volume is little, simple in structure, design is easy, therefore be widely used in various communication system and the product, particularly be applied to light and require to receive with the strong communication product of radianting capacity in, as mobile phone.
Above-mentioned traditional inverted F shaped antenna is because of the restriction of self structure, and its communication frequency is difficult for extending to the 3rd frequency.Traditional inverted F shaped antenna requires to have three frequently even the multifrequency ability to communicate and the development of current mobile phone, so can not satisfy the growth requirement of current phone in the restrictions of three frequency communication frequency deficiencies.
Again, the mobile phone that adopts above-mentioned inverted F shaped antenna is in assembling process, for avoiding the influence of mobile phone speaker to the antenna for mobile phone serviceability, industry is installed in mobile phone speaker the position away from inverted F shaped antenna usually, and this design certainly will cause the mobile phone volume to increase, and can't adapt to the short and small frivolous development trend of mobile phone.
Summary of the invention
The purpose of this utility model is to provide a kind of three frequency plate aerials at above-mentioned defective, extended antenna communication frequency to the three frequencies, when being assembled in mobile phone inside with mobile phone speaker, it is minimum to make mobile phone speaker reduce to the influence of antenna performance, reduces both assembling spaces in mobile phone simultaneously.
For achieving the above object, the utility model provides a kind of three frequency plate aerials, comprises first antenna part, second antenna part, connecting portion and coupling element.First antenna part is the meander configuration low-frequency antenna, and second antenna part is the plane tabular high frequency antenna.The connecting portion upper end connects as one with first antenna part, and the lower end and second antenna part connect as one, and the left side is provided with an earth terminal and a feed side.Coupling element comprises antenna body and another earth terminal of plane tabular.The coupling element and first antenna part and the adjacent setting of second antenna part also are coupled and extended antenna communication frequency to the three frequencies with second antenna part.First antenna part and coupling element surround a cavity, to arrange that a mobile phone loud speaker is in it.
From the above mentioned, the utility model three frequency plate aerials are by the setting of coupling element, make the antenna communication frequency extend to the 3rd frequency, when the utility model three-frequency mobile phone antenna is assembled in mobile phone inside with mobile phone speaker, because the relative position relation of first antenna part, second antenna part, connecting portion and coupling element and mobile phone speaker, it is minimum to make mobile phone speaker reduce to the influence of antenna communication performance, reduces both assembling spaces in mobile phone simultaneously.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is first antenna part of the utility model three frequency plate aerials and the D structure figure of second antenna part.
Fig. 2 is the utility model three stereogram of the coupling element of plate aerial frequently.
Fig. 3 is the state diagram after the utility model three frequency plate aerials and the mobile phone speaker combination.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
See also Fig. 1, the utility model three plate aerials frequently adopts the sheet metals structure, comprises first antenna part 20, second antenna part 30, coupling element 50 and the connecting portion 23 that first antenna part 20 and second antenna part 30 are connected as one.
Connecting portion 23 is a vertical rectangular slab, and the long limit of the upper end and first antenna part 20 connects as one, and the lower end and second antenna part 30 connect as one.The part on the long limit of first antenna part 20, second antenna part, 30 upper ends and connecting portion 23 surround a U-lag 25, adjust the upper and lower opening height-adjustable antenna performance of this U-lag 25, as antenna frequencies.
Connecting portion 23 left sides stretch out and are provided with bent type earth terminal 21 and feed side 22.In concrete the enforcement, earth terminal 21 and feed side 22 are bent into roughly L type straight down from connecting portion 23.Earth terminal 21 is provided with near first antenna parts 20, feed side 22 near second antenna parts 30 and with earth terminal 21 parallel spaced apart settings.Adjust the relative altitude of earth terminal 21 and feed side 22 and connecting portion 23, the adjustable antenna performance as antenna bandwidth, thereby obtains preferable communication performance.
In addition, for make things convenient for the utility model three frequently plate aerials be assembled on the circuit board (figure does not show) in the mobile phone, on first antenna part 20 and second antenna part 30 fixing hole 26 is set respectively also.
Please in conjunction with consulting Fig. 2, the utility model three coupling element 50 of plate aerial frequently is a PLATE-LIKE ANTENNA.Coupling element 50 comprises antenna body 54 and another earth terminal 51 of plane tabular.The medial margin of antenna body 54 is the arcuation configuration, and lateral border is a L shape configuration.The area equivalent of antenna body 54 is in the electromagnetic wave signal quarter-wave of mobile phone high frequency communication.The earth terminal 56 of coupling element 50 is a rectangular sheet, and bending forms from antenna body 54 upper ends.Plate aerials are when communication frequently for the utility model three, and coupling element 50 carries out the energy coupling with the electromagnetic wave of high frequency communication, form the resonance frequency of another high frequency communication signal and extended antenna communication frequency to the three frequencies.Thereby, the utility model three frequently plate aerials except that in order to the low-frequency signal and DCS1800 system high-frequency signal of receiving and dispatching traditional GSM900 system, also applicable to the high frequency communication of PCS1900 system.
See also Fig. 3 again, be the state diagram after the utility model three frequency plate aerials 100 and the mobile phone speaker assembling.First antenna part 20 and second antenna part 30 connect as one by connecting portion 23 and are positioned at same plane, earth terminal 21 and feed side 22 and connecting portion 23 certain altitude of being separated by is positioned at another plane and is connected (scheming not shown) with the earth terminal and the signal end of mobile phone internal circuit board respectively.Coupling element 50 is laid in the space that first antenna part 20 and second antenna part 30 surrounded, and its arcuation medial margin is towards first antenna part 20, and surrounds a cavity with this first antenna part 20, and mobile phone speaker 60 is arranged in this cavity.The lateral border of the L shape configuration of coupling element 50 is towards second antenna part 30, and earth terminal 51 is towards the long limit of first antenna part 20, and stretches out mobile phone body downwards and be connected (scheming not shown) with another earth terminal of mobile phone internal circuit board.
In sum, set coupling element 50 is passed through in this creation three plate aerial frequently, makes the antenna communication frequency extend to the high frequency communication frequency of the 3rd frequency PCS1900 system.
In addition, the utility model three frequency plate aerials are also by first antenna part 20, second antenna part 30, connecting portion 23 and coupling element 50 relative position relation with mobile phone speaker 60, make that the influence of 60 pairs of antenna communication performance of loud speaker was reduced to minimum when the utility model three frequency plate aerials were used for mobile communication.Simultaneously, loud speaker 60 is arranged in the cavity that first antenna part 20 and coupling element 50 surrounded, and can reduce both assembling spaces in mobile phone, thereby help the volume miniaturization of mobile phone.
Claims (10)
1, a kind of three frequency plate aerials, be assembled in mobile phone inside, comprise first antenna part, second antenna part and connecting portion, it is characterized in that: this first antenna part is a meander configuration low-frequency antenna, this second antenna part is a plane tabular high frequency antenna, this connecting portion upper end connects as one with first antenna part, the lower end and second antenna part connect as one, the left side is provided with an earth terminal and a feed side, this three frequencies plate aerial also comprises a coupling element, this coupling element has antenna body and another earth terminal of panel shape, the coupling element and first antenna part and the adjacent setting of second antenna part, and be coupled and extended antenna communication frequency to the three frequencies with second antenna part, first antenna part and coupling element surround a cavity.
2, three plate aerials frequently according to claim 1, it is characterized in that: described first antenna part is an inverted L shape low-frequency antenna, comprises the long limit of horizontal arrangement and from the vertical minor face that bends of this length limit right-hand member.
3, as three plate aerials frequently as described in the claim 2, it is characterized in that: the medial margin of the antenna body of described coupling element is arcuation, and lateral border is the L shape, and earth terminal is a rectangular sheet, forms from the bending of antenna body upper end.
4, as three plate aerials frequently as described in the claim 3, it is characterized in that: described coupling element is laid in the space that first antenna part and second antenna part surrounded, the arcuation medial margin of its antenna body is towards first antenna part, L shape lateral border is towards second antenna part, and the arcuation medial margin of antenna body and first antenna part surround described cavity.
5, three plate aerials frequently according to claim 1, it is characterized in that: the earth terminal of described connecting portion and feed side all are bent into L type and parallel settings of being separated by, and the earth terminal of described connecting portion is near first antenna part, close second antenna part in feed side.
6, three plate aerials frequently according to claim 1, it is characterized in that: the minor face and the connecting portion of the part on the long limit of described first antenna part, second antenna part surround a U-lag.
7, three plate aerials frequently according to claim 1, it is characterized in that: the described first antenna part length is equivalent to the electromagnetic quarter-wave of GSM900 system low frequency communication.
8, three plate aerials frequently according to claim 1, it is characterized in that: the area equivalent of described second antenna part is in the electromagnetic quarter-wave of DCS1800 system high-frequency communication.
9, three plate aerials frequently according to claim 1, it is characterized in that: described coupling element area equivalent is in the electromagnetic quarter-wave of PCS1900 system high-frequency communication.
10, three plate aerials frequently according to claim 1, it is characterized in that: the cavity that described first antenna part and coupling element surround can arrange that a mobile phone loud speaker is in it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200181234U CN2838054Y (en) | 2005-04-30 | 2005-04-30 | Tri-frequency flat panel antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200181234U CN2838054Y (en) | 2005-04-30 | 2005-04-30 | Tri-frequency flat panel antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2838054Y true CN2838054Y (en) | 2006-11-15 |
Family
ID=37392542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200181234U Expired - Fee Related CN2838054Y (en) | 2005-04-30 | 2005-04-30 | Tri-frequency flat panel antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2838054Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377013A (en) * | 2010-08-13 | 2012-03-14 | 国基电子（上海）有限公司 | Antenna module and communication product provided with same |
| CN103296386A (en) * | 2012-02-22 | 2013-09-11 | 上海德门电子科技有限公司 | Multi-band frequency built-in aerial with low SAR value |
| CN109216885A (en) * | 2017-07-04 | 2019-01-15 | 广达电脑股份有限公司 | mobile device |
-
2005
- 2005-04-30 CN CNU2005200181234U patent/CN2838054Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377013A (en) * | 2010-08-13 | 2012-03-14 | 国基电子（上海）有限公司 | Antenna module and communication product provided with same |
| CN102377013B (en) * | 2010-08-13 | 2014-05-07 | 国基电子（上海）有限公司 | Communication product provided with Antenna module |
| CN103296386A (en) * | 2012-02-22 | 2013-09-11 | 上海德门电子科技有限公司 | Multi-band frequency built-in aerial with low SAR value |
| CN103296386B (en) * | 2012-02-22 | 2015-06-17 | 上海德门电子科技有限公司 | Multi-band frequency built-in aerial with low SAR value |
| CN109216885A (en) * | 2017-07-04 | 2019-01-15 | 广达电脑股份有限公司 | mobile device |
| CN109216885B (en) * | 2017-07-04 | 2021-01-22 | 广达电脑股份有限公司 | Mobile device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061115 Termination date: 20100430 |