CN200983395Y - Four-frequency dual-mode mobile phone antenna - Google Patents
Four-frequency dual-mode mobile phone antenna Download PDFInfo
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- CN200983395Y CN200983395Y CNU2005200471379U CN200520047137U CN200983395Y CN 200983395 Y CN200983395 Y CN 200983395Y CN U2005200471379 U CNU2005200471379 U CN U2005200471379U CN 200520047137 U CN200520047137 U CN 200520047137U CN 200983395 Y CN200983395 Y CN 200983395Y
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Abstract
The utility model discloses a quadruple-frequency dual mode cell phone antenna, which comprises an antenna carrier (100) and an antenna radiator (200) which is disposed on the antenna carrier. The antenna radiator (200) comprises four signaling channels and a connection channel to respectively realize the resonance at the frequencies of GSM, DCS, PCS and WCDMA. Provided the cell phone is perpendicular to the horizontal plane, the signaling channel (210) is positioned in the middle of the four signaling channels to stretch along the right and the left directions. The signaling channel (220) is arranged on the top to stretch along the right and the left directions and to be separated from the other parts of the radiant, and the top side is connected to a short-circuit line (280). The signaling channel (230) is positioned under the four signaling channels to stretch along the vertical direction. The signaling channel (240) is positioned between the signaling channel (210) and the signaling channel (220), and is connected with the connection channel (250) to stretch along the left and the right directions. The connection channel (250) is positioned on the side of the four signaling channels which vertically stretch and work as the connection channels of three channels of the signaling channels (210), (230), (240). A feeder line (260) and a short-circuit line (270) are connected on top. The technical proposal of the utility model realizes high frequency width, and the utility model has the advantages of small size, simple structure and high output.
Description
Technical field
The utility model relates to antenna for mobile phone, more particularly, relates to a kind of built-in antenna of four frequency dual-mode handsets.
Background technology
Develop into the third generation (3G) with person's mobile communication technology from the second generation (2G), the situation that has occurred 2G and 3G at present and deposited, the standard of application comprises GSM, CDMA, WCDMA, CDMA2000, TD-SCMA.In order to make full use of second generation communication network, avoid causing unnecessary waste, the 3G mobile communication needs backward compatible 2G mobile communication, therefore, antenna for mobile phone need be accomplished high frequency range, will cover GSM (880-960MHz), DCS, PCS, WCDMA (1710-2170MHz) frequency range simultaneously, this is a challenge to Antenna Design.Current, typically use two antennas and realize above-mentioned function, be about to two antennas and be placed on an antenna carrier (promptly a plastic carrier on) simultaneously, isolated area is set in the middle of two antennas, the mode of use multiple spot feeder line realizes.Like this, antenna volume is big, complex structure, cost height, simultaneously, and the also corresponding complexity of the circuit of mobile phone.In addition, controlled member is placed in employing in some design on antenna increases frequency range, and antenna also has complex structure like this, defect of high cost, and the mobile phone circuit is complicated too.
Thus, just need a kind of novel antenna for mobile phone that can be used for bimodulus to overcome above-mentioned defective.
The utility model content
The purpose of this utility model provides a kind of four novel frequency dual-mode handset antennas, reduced volume, simplified structure when realizing high frequency range.
According to an aspect of the present utility model, a kind of four frequency dual-mode handset antennas are provided, comprise antenna carrier (100) and be placed on antenna radiator (200) on the described antenna carrier, described antenna radiator (200) comprises four signalling channels, an interface channel is realized the just resonance of frequency range respectively.Signalling channel (210), passage (230) passage (240) is interconnected in interface channel (250); If mobile phone vertically stands on horizontal plane, signalling channel (210) occupies in the middle part of four signalling channels, extends along left and right directions; Signalling channel (220) occupy the top in four signalling channels, the sidepiece of interface channel (250) extends along left and right directions, and isolates with other parts of radiant body, and its top side portion connects a shorting stub (280); Signalling channel (230) occupies in the bottom of four signalling channels, extends along the vertical direction; Signalling channel (240) occupies between signalling channel (210) and passage (220), link to each other with interface channel (250), and there is an elongated channels in portion within it, extends along left and right directions; Interface channel (250) occupies in the sidepiece of other four signalling channels, and above-below direction extends, and the top connects a feeder line (260) and shorting stub (270).
According to an embodiment of the present utility model, the signalling channel of described antenna radiator (210) occupies in the middle part of four signalling channels, is connected in the sidepiece of interface channel (250), produces low-frequency resonant, and it extends along left and right directions.
According to an embodiment of the present utility model, the signalling channel of described antenna radiator (220) occupies in the top of four signalling channels, the sidepiece of interface channel (250), and and other parts of radiant body are isolated, it extends along left and right directions, top side portion connects a shorting stub (280), produces high-frequency resonant.
According to an embodiment of the present utility model, the passage of described antenna radiator (230) occupies in the bottom of four signalling channels, is connected in the bottom of interface channel (250), produces high-frequency resonant, and it extends along the vertical direction.
According to an embodiment of the present utility model, the signalling channel of described antenna radiator (240) occupies between signalling channel (210) and passage (220), link to each other with interface channel (250), and there is an elongated channels in portion within it, extend along left and right directions, produce high-frequency resonant.
According to an embodiment of the present utility model, the interface channel of described antenna radiator (250) sidepiece connects signalling channel (210), passage (240), and the bottom connects signalling channel (230).Its top connects a feeder line (260) and shorting stub (270); Over against antenna direction, feeder line (260) is positioned at shorting stub (270) left side, and feeder line (260) and shorting stub (270) can be positioned at the limit portion or the inside of rectangle.Interface channel (250) inside or sidepiece have a groove, and extend up and down on the edge, and are connected with the interior long and narrow groove of signalling channel (240).
According to an embodiment of the present utility model, described feeder line is connected to antenna radiator and signal source, and described shorting stub connects the ground of antenna radiator (200) and mobile phone pcb board (300).
According to an embodiment of the present utility model, the signalling channel of described antenna radiator (210), passage (220), passage (230), passage (240) profile is rectangle or rectangle combination, the long-channel that also can be bent type or crawl.
According to an embodiment of the present utility model, described antenna radiator is a rectangle, and described shorting stub and feeder line all are positioned at the limit portion or the inside of described rectangle.
The technical solution of the utility model has high frequency range, the advantage that volume is little, simple in structure, gain is high.
Description of drawings
Above-mentioned and other feature, character and advantage of the present utility model will be by becoming more obvious below in conjunction with accompanying drawing to the detailed description of embodiment, and identical in the accompanying drawings Reference numeral is represented identical feature all the time, wherein:
Fig. 1 is the structure chart according to an embodiment of four frequency dual-mode handset antennas of the present utility model;
Fig. 2 is the structure chart according to an embodiment of four frequency dual-mode handset antennas of the present utility model;
Embodiment
Further specify the technical solution of the utility model below in conjunction with drawings and Examples.
Comprise antenna carrier (100) and be placed on antenna radiator (200) on the antenna carrier (100), antenna radiator (200) comprises signalling channel (210), passage (220), passage (230), passage (240) and interface channel (250); Signalling channel (210) occupies in the middle part of four signalling channels, is connected in the sidepiece of interface channel (250), and it extends along left and right directions.Signalling channel (220) occupies in the top of four signalling channels, the sidepiece of interface channel (250), it extends along left and right directions, and other parts of radiant body are isolated, its top side portion connects a shorting stub (280): signalling channel (230) occupies in the bottom of four signalling channels, be connected in the bottom of interface channel (250), it extends along the vertical direction.Signalling channel (240) occupies between signalling channel (210) and passage (220), link to each other with interface channel (250), and there is an elongated font groove (290) in portion within it, extend along left and right directions, and on turn interface channel (250); Interface channel (250) is signalling channel (210), passage (230), and the public passage of passage (240), its sidepiece are connected in signalling channel (210), passage (240), the bottom is connected in signalling channel (230).
The top of interface channel (250) connects a feeder line (260) and shorting stub (270); Over against antenna direction, feeder line (260) is positioned at shorting stub (270) left side, and feeder line (260) and shorting stub (270) can be positioned at the limit portion or the inside of rectangle.
Signalling channel (210) produces low-frequency resonant, for example GSM or CDAM.Signalling channel (220) produces high-frequency resonant, for example WCDMA; Signalling channel (230) and passage (240) produce high-frequency resonant, DCS for example, PCS.
Feeder line (260) connects the signal source of antenna radiator (200) to mobile phone pcb board (300).
Shorting stub (270) is connected the ground of mobile phone pcb board (300) to radiant body (200) with (280).
With reference to figure 1 as seen, antenna radiator (200) comprises signalling channel (210), passage (220), passage (230), passage (240), and interface channel (250), their profile is rectangle or rectangle combination, but those skilled in the art will appreciate that other shape also is operable, as bent type or crawl rectangular.
In addition, among the shown embodiment of the utility model antenna radiator be rectangle or or rectangle combination, shorting stub and feeder line all are positioned in the limit portion of rectangle.The concrete shape that those skilled in the art will appreciate that antenna radiator can change along with the change of phone housing shape, is not to be limited to certain specific shape, and the link position of shorting stub and feeder line also is flexibly.
Adopted the technical solution of the utility model, this kind antenna for mobile phone has high frequency range, have that volume is little, simple in structure, the advantage of high-gain.This kind antenna for mobile phone can be in the band operation of 880-960MHz and 1710-1990MHz and 2110-2170MHz, GSM, DCS, PCS, WCDMA average radiation efficient are about 50%, can be applied to GSM, DCS, four frequency ranges of PCS, WCDMA (or CDMA2000, TD-SCDMA) simultaneously, it is little to take up space, and size is flexible.
The foregoing description provides to being familiar with the person in the art and realizes or use of the present utility model; those skilled in the art can be under the situation that does not break away from invention thought of the present utility model; the foregoing description is made various modifications or variation; thereby protection range of the present utility model do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (7)
1. dual-mode handset antenna frequently comprises antenna carrier (100) and is placed on antenna radiator (200) on the antenna carrier that it is characterized in that antenna radiator (200) comprises four signalling channels, an interface channel is realized the just resonance of frequency range respectively; Signalling channel (210), passage (230), passage (240) is interconnected in interface channel (250); If mobile phone vertically stands on horizontal plane, signalling channel (210) occupies in the middle part of four signalling channels, extends along left and right directions; Signalling channel (220) occupy the top in four signalling channels, extend along left and right directions, and isolate with other parts of radiant body, and its top side portion connects a shorting stub (280); Signalling channel (230) occupies in the bottom of four signalling channels, extends along the vertical direction; Signalling channel (240) occupies between signalling channel (210) and signalling channel (220), links to each other with interface channel (250), extends along left and right directions; Interface channel (250) occupies in the sidepiece of other four signalling channels, and above-below direction extends, and is (210), and (230), the interface channel of (240) three signalling channels, and connect a feeder line (260) and shorting stub (270) at the top.
2. antenna for mobile phone as claimed in claim 1 is characterized in that, signalling channel (210) occupies in the middle part of four signalling channels, is connected in the sidepiece of interface channel (250), produces low-frequency resonant, and it extends along left and right directions, and profile is rectangle or rectangle combination.
3. antenna for mobile phone as claimed in claim 1, it is characterized in that, signalling channel (220) occupies in the top of four signalling channels, the sidepiece of interface channel (250), produce high-frequency resonant, it extends along left and right directions, and isolates with other parts of radiant body, and its top side portion connects a shorting stub (280); Signalling channel (220) profile is rectangle or rectangle combination.
4. antenna for mobile phone as claimed in claim 1 is characterized in that, signalling channel (230) occupies in the bottom of four signalling channels, is connected in the bottom of interface channel (250), produces high-frequency resonant, and it extends along the vertical direction, and profile is rectangle or rectangle combination.
5. antenna for mobile phone as claimed in claim 1 is characterized in that, signalling channel (240) occupies between signalling channel (210) and passage (220), link to each other with interface channel (250), and there is an elongated channels in portion within it, extends along left and right directions, produces high-frequency resonant.
6. antenna for mobile phone as claimed in claim 1 is characterized in that, interface channel (250) is signalling channel (210), passage (230), the public passage of passage (240), its sidepiece connects signalling channel (210), signalling channel (240), the bottom connects signalling channel (230); Interface channel (250) top connects a feeder line (260) and shorting stub (270); Over against antenna direction, feeder line (260) is positioned at shorting stub (270) left side, and feeder line (260) and shorting stub (270) can be positioned at the limit portion or the inside of rectangle; Interface channel (250) inside or sidepiece have a groove, and extend up and down on the edge, and are connected with the interior long and narrow groove of signalling channel (240).
7. antenna for mobile phone as claimed in claim 1 is characterized in that, described feeder line (260) is connected to antenna radiator and signal source, and described shorting stub (270) is connected the ground of antenna radiator (200) and mobile phone pcb board (300) with shorting stub (280).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200471379U CN200983395Y (en) | 2005-12-01 | 2005-12-01 | Four-frequency dual-mode mobile phone antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200471379U CN200983395Y (en) | 2005-12-01 | 2005-12-01 | Four-frequency dual-mode mobile phone antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200983395Y true CN200983395Y (en) | 2007-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200471379U Expired - Fee Related CN200983395Y (en) | 2005-12-01 | 2005-12-01 | Four-frequency dual-mode mobile phone antenna |
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| CN (1) | CN200983395Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123500A (en) * | 2010-01-08 | 2011-07-13 | 华为技术有限公司 | Resource allocation method and device of multimode terminal |
-
2005
- 2005-12-01 CN CNU2005200471379U patent/CN200983395Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123500A (en) * | 2010-01-08 | 2011-07-13 | 华为技术有限公司 | Resource allocation method and device of multimode terminal |
| CN102123500B (en) * | 2010-01-08 | 2016-08-03 | 华为技术有限公司 | The resource allocation methods of multimode terminal and 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: 20071128 Termination date: 20121201 |