CN202444051U - Coupling feed-in type cell phone antenna device - Google Patents
Coupling feed-in type cell phone antenna device Download PDFInfo
- Publication number
- CN202444051U CN202444051U CN 201220090292 CN201220090292U CN202444051U CN 202444051 U CN202444051 U CN 202444051U CN 201220090292 CN201220090292 CN 201220090292 CN 201220090292 U CN201220090292 U CN 201220090292U CN 202444051 U CN202444051 U CN 202444051U
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- Prior art keywords
- antenna
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- mainboard
- decoration
- decorative part
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- Expired - Lifetime
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Abstract
The utility model relates to a coupling feed-in type cell phone antenna device, which comprises a mainboard arranged in a cell phone, a metal decorating part in a shape like the Chinese character 'hui', which is arranged on the front side of the cell phone, an antenna carrier arranged on a shell of the cell phone, and an antenna branch 1 and an antenna branch 2 arranged on the antenna carrier, wherein the antenna branch 2 is provided with a gap, the mainboard is provided with a radio frequency feed source, the radio frequency feed source is connected with the antenna branch 2 through antenna connectors, the mainboard is connected with the antenna branch 1 and the metal decorating part through antenna connectors, and the metal decorating part is communicated with the antenna branch 2 through antenna connectors. According to the device disclosed by the utility model, the metal decorating part at the front side of the cell phone is tactfully used as a part of the antenna, the metal texture of the whole cell phone is greatly enhanced in modeling, and at the same time a coupling feed-in mode is adopted to well solve the problem of 'Antennagate' that the performance of the antenna is seriously deteriorated when the seam point of a metal frame of a cell phone such as Iphone4 is held by hands.
Description
Technical field
The utility model relates to a kind of antenna for mobile telephone set, specifically a kind of coupling feed-in type antenna for mobile telephone set.
Background technology
Wireless communication technology flourish makes that the information submodule that carries on the same terminal system is more and more; Like current mobile phone; Particularly multiple sub-communication module is generally carried in the system of smart mobile phone, and the increase of these information submodules will inevitably cause the expansion of antenna frequency band and the increase of antenna structure complexity.Simultaneously in order to win more consumers' favor in consumer electronics market with keen competition day by day; Products such as mobile phone all develop towards the direction of slimming and strong metal texture, and the hand-held terminal device of slimming and strong metal texture has brought great challenge for undoubtedly the design of antenna.
Current wireless terminal built-in aerial generally adopts planar inverted-F antenna (PIFA) and unipole antenna (Monopole).Planar inverted-F antenna has been owing to the having relatively high expectations of area and height, seriously limited the layout of complete machine and lightening, simultaneously because many antenna arrangements are limit, and the PIFA antenna receives its radiation mechanism to cause its poor-performing, and not by a large amount of employings.With regard to unipole antenna, the existence of the big metalwork of close region is undoubtedly deathblow to its wireless performance, and so how to solve the cell phone apparatus metalwork is the focus of studying in the sector to the influence of antenna performance all the time.Many weeks, apple Iphone4 is born, and makes the whole world mad for it; Wherein this mobile phone has utilized the side metal center of mobile phone to make the part of antenna; Successfully accomplished the design of antenna, but regrettably occurred " antenna door " incident afterwards, promptly when the consumer when use Iphone4 mobile phone is conversed; If hand touches the place, one of them slit of its metal center, antenna performance severe exacerbation and influence normal talking state.
The utility model content
Deficiency to prior art; The utility model provides the problem of big metalwork of the fine solution of a kind of ability and antenna coexistence; In moulding, guarantee the metal-like of mobile phone complete machine better, can solve " antenna door " problem of similar apple Iphone4 simultaneously well, have wide bandwidth; High efficiency antenna for mobile telephone set has guaranteed the excellent performance for wireless communications of mobile phone.
The technical scheme that realizes the utility model is: a kind of coupling feed-in type antenna for mobile telephone set; Comprise the antenna carrier of being located on the handset shell; Be located at the antenna branch on the antenna carrier and be located at the mainboard in the mobile phone; Described antenna assembly also comprises Metal decorative part and antenna connector, and described antenna branch comprises antenna branch one, antenna branch two; Described antenna branch two is provided with a slit, and this antenna branch two is connected with mainboard and Metal decorative part through antenna connector; Described mainboard and is connected with antenna branch one and Metal decorative part through antenna connector between antenna carrier and Metal decorative part.
Described Metal decorative part is located at the mobile phone front at mobile phone display screen place, and this Metal decorative part comprises the positive elongated decoration in left side of mobile phone, the elongated decoration in right side and the positive wide decoration in upper end, the wide decoration in lower end of mobile phone.
The elongated decoration in described left side, the elongated decoration in right side are connected with ground on the cell phone mainboard circuit, between the elongated decoration of elongated decoration of wide decoration in described lower end and left side or right side, are provided with the slit.
Described antenna branch two is connected with radio frequency feedder on the mainboard through antenna connector, and this antenna branch two also passes through antenna connector and is connected with the wide decoration in the lower end of Metal decorative part.
Described antenna branch one is connected through antenna connector with ground on the mainboard, and the wide decoration in the lower end of described Metal decorative part is connected through antenna connector with ground on the mainboard.
Further, the cracking of the slit that is provided with on the described antenna branch two is shaped as a kind of in linear pattern, broken line type, bias type or the arc line type.
The utility model adopts the part of the positive Metal decorative part of mobile phone as antenna, in moulding, has guaranteed the metal-like of complete machine better, has greatly strengthened the expressive force of mobile phone; The utility model has adopted the mode of coupling feed-in simultaneously, has well solved the problem of similar apple Iphone4 " antenna door ", and this antenna assembly has wide bandwidth, high-efficiency characteristics simultaneously, has guaranteed the excellent performance for wireless communications of mobile phone.
Description of drawings
Accompanying drawing 1 is that the Metal decorative part of the utility model is installed the structural representation on the handset shell;
Accompanying drawing 2 is the structural representation at the utility model back side;
Accompanying drawing 3 is the cross-sectional view at the antenna place, the back side of the utility model;
Accompanying drawing 4 is the crack sketch map of shape of the difference of the antenna two of the utility model;
Accompanying drawing 5 is the structural representation of another execution mode of the Metal decorative part of the utility model.
Embodiment
For the ease of those skilled in the art's understanding, the utility model is done further to describe below in conjunction with accompanying drawing.
Shown in accompanying drawing 1-3; A kind of coupling feed-in type antenna for mobile telephone set; Comprise the antenna carrier of being located on the handset shell 5; Be located at the antenna branch on the antenna carrier 5 and be located at the mainboard 4 in the mobile phone, described antenna assembly also comprises Metal decorative part and antenna connector 3, and described antenna branch comprises antenna branch 1, antenna branch 2 202; Described antenna branch 2 202 is provided with a slit 202-1, and this antenna branch two is connected with mainboard 4 and Metal decorative part through antenna connector 3; Described mainboard 4 and is connected with antenna branch 1 and Metal decorative part through antenna connector 3 between antenna carrier 5 and Metal decorative part.
Described Metal decorative part is located at the mobile phone front at mobile phone display screen 6 places; Shown in accompanying drawing 1; This Metal decorative part comprises the wide decoration in the positive upper end of the elongated decoration in the positive left side of mobile phone 103, the elongated decoration 104 in right side and mobile phone 101, the wide decoration 102 in lower end, and mobile phone display screen 6 is positioned at " going back to " shape zone that Metal decorative part surrounds.Wherein, the elongated decoration in left side 103, the elongated decoration 104 in right side are connected with ground on the cell phone mainboard circuit, and the position of ground connection and quantity can be according to concrete needs adjustment; Have a small gaps 105 between the wide decoration 102 of elongated decoration 104 in right side and lower end, the big I in this slit is adjusted as required; Wide decoration 101 fronts, upper end have the phonate hole of a slit 10 as cell-phone receiver.Described Metal decorative part through the structure buckle, inlay, mode such as stickup is installed on the mobile phone plastic parts casing, becomes the appearance of mobile phone.
Accompanying drawing 5 is the structural representation of another execution mode of the Metal decorative part of the utility model; As shown in the figure; Elongated decoration 103 and wide decoration 102 junctions, lower end in the left side of Metal decorative part; Have a slit 106 again, remaining structure repeats no more at this with described identical to accompanying drawing 1.
Shown in accompanying drawing 2, the mobile phone back side is provided with antenna carrier 5, and antenna branch 1, antenna two branches 202 are arranged on the antenna carrier 5.Antenna branch 2 202, antenna branch 1 pass through process Installation such as FPC, sheet material or LDS on antenna carrier 5.Wherein, have a slit 202-1 on the antenna branch 2 202.Be provided with mobile phone speaker 7, motor 8 and battery 9 near the antenna carrier 5, its position and size can be adjusted as required.
Shown in accompanying drawing 3; Mainboard 4 is located between the wide decoration 102 in lower end of the positive Metal decorative part of antenna branch 1, antenna branch 2 202 and mobile phone; Antenna branch 1, antenna branch 2 202, wide decoration 102 threes in the lower end of mainboard 4 and Metal decorative part form " sandwich " structure; Radio frequency feedder 401 on the mainboard 4 is connected with antenna branch 2 202 through antenna connector 301, and antenna connector 302,304 is connected the ground on the mainboard 4 with antenna branch 1; Antenna connector 303 is connected the wide decoration 102 in the antenna branch 2 202 and the lower end of Metal decorative part; Antenna connector 305 is connected the ground of mainboard 4 with the wide decoration 102 in the lower end of Metal decorative part 1.Wherein the shape of antenna connector 301,302,303,304,305 and position can be adjusted according to actual needs.
The main resonance mechanism of this antenna for mobile telephone set is: 1) by antenna connector 301; Antenna branch 2 202; Antenna connector 303, wide decoration 102 in the lower end of Metal decorative part and antenna connector 305 are in turn connected to form a loop, and the radio frequency feedder 401 on the mainboard 4 is through antenna connector 301 feed-ins; Form a Loop antenna; Resonance principle by the Loop antenna can be known: these loop 1/2nd wave resonance are in the 850/900MHz of mobile phone frequency range, and this loop wave resonance is in the DCS of mobile phone frequency range, PCS band segment simultaneously; 2) by antenna connector 302; Antenna branch 1 and antenna connector 304 connect successively, form the high parasitic branch of this antenna assembly, mainly produce PCS; The resonance of UMTS part high band, wherein antenna connector 302,304 can remove wherein any one according to the debugging needs.
It should be noted that especially; Have a slit 202-1 on the antenna branch 2 202; The shape in this slit is not limit; Can design according to the debugging needs, the shape in this slit mainly includes: linear pattern (like the 202-1 in the accompanying drawing 4), broken line type (like the 202-2 in the accompanying drawing 4), bias type (like the 202-3 in the accompanying drawing 4), arc line type (like the 202-4 in the accompanying drawing 4) etc.The existence in this slit; Make radio frequency feedder 401 become manifold type from the mode of direct feed-in; Thereby changed the CURRENT DISTRIBUTION on the Loop loop; Make the slit 105 on the Metal decorative part no longer become " sensitive spot " of this antenna assembly, thereby solved " antenna door " problem similar with apple Iphone4.
The utility model can be used for various hand-held mobile terminals; Relatively have the following advantages with prior art: (1) utilizes the part of cell phone appearance Metal decorative part as antenna for mobile phone cleverly; Not only solve the problem of big metalwork and antenna coexistence, greatly strengthened the outward appearance expressive force of mobile phone simultaneously; (2) replace the mode of direct feed-in through the coupling feed-in, solved " antenna door " problem that is similar to apple Iphone4 well; (3) this antenna adopts the form of Loop antenna, has broadband, and high-efficiency characteristics has guaranteed the excellent performance for wireless communications of mobile phone.
The content of mentioning in the foregoing description is not to be the qualification to the utility model, and under the prerequisite of the inventive concept that does not break away from the utility model, any conspicuous replacement is all within the protection range of the utility model.
Claims (6)
1. coupling feed-in type antenna for mobile telephone set; Comprise the antenna carrier of being located on the handset shell (5); Be located at the antenna branch on the antenna carrier (5) and be located at the mainboard (4) in the mobile phone; It is characterized in that: described antenna assembly also comprises Metal decorative part and antenna connector (3), and described antenna branch comprises antenna branch one (201), antenna branch two (202);
Described antenna branch two (202) is provided with a slit (202-1), and this antenna branch two (202) is connected with mainboard (4) and Metal decorative part through antenna connector (3);
Described mainboard (4) is positioned between antenna carrier (5) and the Metal decorative part, and is connected with antenna branch one (201) and Metal decorative part through antenna connector (3).
2. coupling feed-in type antenna for mobile telephone set according to claim 1; It is characterized in that: described Metal decorative part is located at the mobile phone front at mobile phone display screen (6) place, and this Metal decorative part comprises the positive elongated decoration in left side (103) of mobile phone, elongated decoration in right side (104) and the positive wide decoration in upper end (101), the wide decoration in lower end (102) of mobile phone.
3. coupling feed-in type antenna for mobile telephone set according to claim 2; It is characterized in that: the elongated decoration in described left side (103), the elongated decoration in right side (104) are connected with ground on the cell phone mainboard circuit, between the elongated decoration of elongated decoration of wide decoration in described lower end (102) and left side (103) or right side (104), are provided with the slit.
4. coupling feed-in type antenna for mobile telephone set according to claim 3; It is characterized in that: described antenna branch two (202) is connected with radio frequency feedder (401) on the mainboard (4) through antenna connector (3), and this antenna branch two (202) also passes through antenna connector (3) and is connected with the wide decoration in the lower end of Metal decorative part (102).
5. coupling feed-in type antenna for mobile telephone set according to claim 4; It is characterized in that: described antenna branch one (201) is connected through antenna connector (3) with ground on the mainboard (4), and the wide decoration in the lower end of described Metal decorative part (102) is connected through antenna connector (3) with ground on the mainboard (4).
6. according to any described coupling feed-in type antenna for mobile telephone set of claim 1-5, it is characterized in that: described antenna branch two (202) is gone up cracking of the slits that are provided with and is shaped as a kind of in linear pattern, broken line type, bias type or the arc line type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220090292 CN202444051U (en) | 2012-03-12 | 2012-03-12 | Coupling feed-in type cell phone antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220090292 CN202444051U (en) | 2012-03-12 | 2012-03-12 | Coupling feed-in type cell phone antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444051U true CN202444051U (en) | 2012-09-19 |
Family
ID=46825483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220090292 Expired - Lifetime CN202444051U (en) | 2012-03-12 | 2012-03-12 | Coupling feed-in type cell phone antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444051U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593578A (en) * | 2012-03-12 | 2012-07-18 | 广东欧珀移动通信有限公司 | Coupling feed-in type antenna device for mobile phone |
| CN103296385A (en) * | 2013-05-29 | 2013-09-11 | 上海安费诺永亿通讯电子有限公司 | Adjustable multi-band antenna system |
| WO2014029156A1 (en) * | 2012-08-23 | 2014-02-27 | 广东欧珀移动通信有限公司 | Antenna device for mobile communication terminal |
| CN104143691A (en) * | 2013-05-08 | 2014-11-12 | 苹果公司 | Antenna with tunable high band parasitic element |
| CN104538741A (en) * | 2014-12-17 | 2015-04-22 | 小米科技有限责任公司 | Slot antenna and electronic equipment with conducting border |
| CN105706296A (en) * | 2013-11-11 | 2016-06-22 | ams有限公司 | Display arrangement and method for fabrication of a display arrangement |
-
2012
- 2012-03-12 CN CN 201220090292 patent/CN202444051U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593578A (en) * | 2012-03-12 | 2012-07-18 | 广东欧珀移动通信有限公司 | Coupling feed-in type antenna device for mobile phone |
| CN102593578B (en) * | 2012-03-12 | 2015-01-07 | 广东欧珀移动通信有限公司 | Coupling feed-in type antenna device for mobile phone |
| WO2014029156A1 (en) * | 2012-08-23 | 2014-02-27 | 广东欧珀移动通信有限公司 | Antenna device for mobile communication terminal |
| CN104143691A (en) * | 2013-05-08 | 2014-11-12 | 苹果公司 | Antenna with tunable high band parasitic element |
| CN104143691B (en) * | 2013-05-08 | 2017-04-05 | 苹果公司 | Antenna with tunable high-band parasitic element |
| CN103296385A (en) * | 2013-05-29 | 2013-09-11 | 上海安费诺永亿通讯电子有限公司 | Adjustable multi-band antenna system |
| CN103296385B (en) * | 2013-05-29 | 2016-05-11 | 上海安费诺永亿通讯电子有限公司 | A kind of adjustable frequency antenna system |
| CN105706296A (en) * | 2013-11-11 | 2016-06-22 | ams有限公司 | Display arrangement and method for fabrication of a display arrangement |
| CN105706296B (en) * | 2013-11-11 | 2019-06-21 | 意法半导体国际有限公司 | Display device and method for manufacturing display device |
| CN104538741A (en) * | 2014-12-17 | 2015-04-22 | 小米科技有限责任公司 | Slot antenna and electronic equipment with conducting border |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120919 Effective date of abandoning: 20150107 |
|
| RGAV | Abandon patent right to avoid regrant |