CN205081233U - Duplex feeding antenna structure of lid after all -metal - Google Patents
Duplex feeding antenna structure of lid after all -metal Download PDFInfo
- Publication number
- CN205081233U CN205081233U CN201520838135.5U CN201520838135U CN205081233U CN 205081233 U CN205081233 U CN 205081233U CN 201520838135 U CN201520838135 U CN 201520838135U CN 205081233 U CN205081233 U CN 205081233U
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- pass filter
- signal source
- band pass
- antenna
- gap
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- 239000002184 metal Substances 0.000 title claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 6
- 102000010970 Connexin Human genes 0.000 abstract 1
- 108050001175 Connexin Proteins 0.000 abstract 1
- 210000003976 gap junction Anatomy 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a duplex feeding antenna structure of lid after all -metal, cover after the all -metal and seted up first gap, thereby the lid is divided into casing main part position and the antenna position that is connected after messenger's all -metal, casing main part position department is equipped with the the first signal source, the second signal source, a band pass filter and the 2nd band pass filter, antenna position department is equipped with first distributing point and second distributing point, a band pass filter's one end is connected with the the first signal source, be connected with the electric capacity of crossing over first gap between a band pass filter's the other end and the first distributing point, the 2nd band pass filter's one end is connected with the second signal source, a gap junction to second distributing point is directly crossed over to the 2nd band pass filter's the other end. The utility model discloses can realize GPS antenna and wifi antenna in limited space, can avoid using the combiner, and then can reduce the damage of inserting in the radio frequency route.
Description
Technical field
The utility model relates to the technical field of mobile terminal antenna, more particularly, relates to a kind of double-feed antenna structure of all-metal bonnet.
Background technology
Along with the prosperity of mobile communication technology, mobile terminal is more prevalent in recent years, such as common: the portable electronic apparatus of hand-held computer, mobile phone, multimedia player and other mixed function.In order to meet the demand of people, mobile terminal has the function of wireless telecommunications usually.Current wireless communication technique is just fast-developing, and antenna correlation technique is a wherein important development field.
But when the all-metal bonnet of mobile terminal cracks, the position that can realize antenna is very limited.Therefore, in limited space, how realizing maximum antennas is the problem that production firm needs solution badly.At present, the mode that all-metal bonnet realizes the multiple antenna such as gps antenna and wifi antenna simultaneously needs to use mixer usually, but which can increase the Insertion Loss in radio frequency path.
Utility model content
The purpose of this utility model is to overcome above-mentioned defect of the prior art, there is provided a kind of to realize gps antenna and wifi antenna and can avoid using mixer in limited space, and then reduce the double-feed antenna structure of all-metal bonnet of the Insertion Loss in radio frequency path.
For achieving the above object, the utility model first aspect provides a kind of double-feed antenna structure of all-metal bonnet, described all-metal bonnet offers the first gap, thus chassis body position all-metal bonnet being divided into be connected and antenna position, described chassis body position is provided with the first signal source, secondary signal source, first band pass filter and the second band pass filter, described antenna position place is provided with the first distributing point and the second distributing point, one end of described first band pass filter is connected with described first signal source, the electric capacity in leap first gap is connected with between the other end of described first band pass filter and described first distributing point, one end of described second band pass filter is connected with described secondary signal source, the other end of described second band pass filter is directly crossed over the first gap and is connected to described second distributing point, when described first signal source FD feed, described first signal source, first band pass filter, electric capacity and antenna position form gps antenna structure jointly, when described secondary signal source FD feed, described secondary signal source, second band pass filter and antenna position form wifi antenna structure jointly.
As preferably, the double-feed antenna structure of this all-metal bonnet also comprises controller, and described controller is for controlling unlatching or the cut out in described first signal source and described secondary signal source.
As preferably, described first gap strides across the installation position that post-positioned pick-up head is placed in corner on all-metal bonnet, and described first distributing point and described second distributing point lay respectively at corner on the connecting portion of described chassis body position and described antenna position and all-metal bonnet and place between the installation position of post-positioned pick-up head.
As preferably, described all-metal bonnet offers the second gap, described second gap and described first gap length are arranged, and the shape of described antenna position is in T shape.
Compared with prior art, the beneficial effects of the utility model are:
Chassis body position of the present utility model is provided with the first signal source, secondary signal source, first band pass filter and the second band pass filter, antenna position place is provided with the first distributing point and the second distributing point, one end of first band pass filter is connected with the first signal source, the electric capacity in leap first gap is connected with between the other end of the first band pass filter and the first distributing point, one end of second band pass filter is connected with secondary signal source, the other end of the second band pass filter is directly crossed over the first gap and is connected to the second distributing point, because band pass filter can the signal of filtering inoperative frequency range, reduce interference, therefore, when the first signal source FD feed, second band pass filter is equivalent to direct short-circuit, for gps antenna, be equivalent to the length shortening the first gap, by the first signal source, first band pass filter, the gps antenna arrangement works that electric capacity and antenna position are formed jointly is in GPS frequency range, when secondary signal source FD feed, first band pass filter is equivalent to direct short-circuit, for wifi antenna, be equivalent on the first gap cross-over connection one and play the electric capacity regulating frequency band effect, the wifi antenna structure jointly formed by secondary signal source, the second band pass filter and antenna position is operated in wifi frequency range, the utility model can realize gps antenna and wifi antenna in limited space, can avoid using mixer, and then can reduce the Insertion Loss in radio frequency path.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the double-feed antenna structure of all-metal bonnet described in the utility model;
Fig. 2 is that controller described in the utility model is connected block diagram with the circuit in the first signal source and secondary signal source;
Fig. 3 is double-feed antenna structure equivalent structure figure when the first signal source FD feed of all-metal bonnet described in the utility model;
Fig. 4 is double-feed antenna structure equivalent structure figure when secondary signal source FD feed of all-metal bonnet described in the utility model.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment of the present utility model provides a kind of double-feed antenna structure of all-metal bonnet, can be used for the mobile terminal such as mobile phone, panel computer.Please refer to Fig. 1, this all-metal bonnet 1 offers the first gap 21 and the second gap 22, all-metal bonnet 1 is divided into the chassis body position 11 and antenna position 12 that are connected.First gap 21 strides across the gap, installation position 13, second 22 and first of corner on all-metal bonnet 1 placing post-positioned pick-up head and stitches 21 intervals and arrange, and the shape of antenna position 12 is in T shape.
Chassis body position 11 place is provided with the first signal source 3, secondary signal source 4, first band pass filter 5 and the second band pass filter 6, and chassis body position 11 can use as ground plane.Antenna position 12 place is provided with the first distributing point 7 and the second distributing point 8, wherein, the first distributing point and the second distributing point lay respectively at corner on the connecting portion of chassis body position 11 and antenna position 12 and all-metal bonnet 1 and place between the installation position 13 of post-positioned pick-up head.
One end of first band pass filter 5 is connected with the first signal source 3, the electric capacity 9 in leap first gap 21 is connected with between the other end of the first band pass filter 5 and the first distributing point 7, one end of second band pass filter 6 is connected with secondary signal source 4, and the other end of the second band pass filter 6 is directly crossed over the first gap 21 and is connected to the second distributing point 8.
As shown in Figure 2, the double-feed antenna structure of this all-metal bonnet 1 also comprises controller 10, and controller 10 is for controlling unlatching or the cut out of the first signal source 3 and secondary signal source 4.
During work, band pass filter only allows composition in signal in certain frequency range by filter, can the signal of filtering inoperative frequency range, reduces interference.As shown in Figure 3, when the first signal source 3 FD feed, its signal can be transferred to the first distributing point 7 by the first band pass filter 5 and electric capacity 9 and encourage, second band pass filter 6 is due to filter band external ground characteristic, direct ground connection, is equivalent to direct short-circuit, for gps antenna, be equivalent to the length shortening the first gap, the gps antenna arrangement works jointly formed by the first signal source 3, first band pass filter 5, electric capacity 9 and antenna position 12 is in GPS frequency range.As shown in Figure 4, when secondary signal source 4 FD feed, its signal can be transferred to the second distributing point 8 direct feed by the second band pass filter 6, first band pass filter 5 is due to filter band external ground characteristic, direct ground connection, be equivalent to direct short-circuit, for wifi antenna, to be equivalent on the first gap a direct cross-over connection electric capacity, the electric capacity of cross-over connection has the effect regulating frequency band, and the wifi antenna structure jointly formed by secondary signal source 4, second band pass filter 6 and antenna position 12 is operated in wifi frequency range.
In sum, the utility model can realize gps antenna and wifi antenna in limited space, can avoid using mixer, and then reduces the Insertion Loss in radio frequency path.
Above-described embodiment is the utility model preferably execution mode; but execution mode of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection range of the present utility model.
Claims (4)
1. the double-feed antenna structure of an all-metal bonnet, described all-metal bonnet offers the first gap, thus chassis body position all-metal bonnet being divided into be connected and antenna position, it is characterized in that: described chassis body position is provided with the first signal source, secondary signal source, first band pass filter and the second band pass filter, described antenna position place is provided with the first distributing point and the second distributing point, one end of described first band pass filter is connected with described first signal source, the electric capacity in leap first gap is connected with between the other end of described first band pass filter and described first distributing point, one end of described second band pass filter is connected with described secondary signal source, the other end of described second band pass filter is directly crossed over the first gap and is connected to described second distributing point, when described first signal source FD feed, described first signal source, first band pass filter, electric capacity and antenna position form gps antenna structure jointly, when described secondary signal source FD feed, described secondary signal source, second band pass filter and antenna position form wifi antenna structure jointly.
2. the double-feed antenna structure of all-metal bonnet according to claim 1, is characterized in that: also comprise controller, and described controller is for controlling unlatching or the cut out in described first signal source and described secondary signal source.
3. the double-feed antenna structure of all-metal bonnet according to claim 1, it is characterized in that: described first gap strides across the installation position that post-positioned pick-up head is placed in corner on all-metal bonnet, described first distributing point and described second distributing point lay respectively at corner on the connecting portion of described chassis body position and described antenna position and all-metal bonnet and place between the installation position of post-positioned pick-up head.
4. the double-feed antenna structure of all-metal bonnet according to claim 1, is characterized in that: described all-metal bonnet offers the second gap, and described second gap and described first gap length are arranged, and the shape of described antenna position is in T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838135.5U CN205081233U (en) | 2015-10-22 | 2015-10-22 | Duplex feeding antenna structure of lid after all -metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838135.5U CN205081233U (en) | 2015-10-22 | 2015-10-22 | Duplex feeding antenna structure of lid after all -metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205081233U true CN205081233U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520838135.5U Expired - Fee Related CN205081233U (en) | 2015-10-22 | 2015-10-22 | Duplex feeding antenna structure of lid after all -metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205081233U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977615A (en) * | 2016-07-15 | 2016-09-28 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN107181045A (en) * | 2017-06-19 | 2017-09-19 | 上海传英信息技术有限公司 | A kind of antenna of mobile terminal and the mobile terminal with the antenna |
| CN107293844A (en) * | 2016-03-31 | 2017-10-24 | 宇龙计算机通信科技(深圳)有限公司 | A kind of antenna |
| WO2017185376A1 (en) * | 2016-04-29 | 2017-11-02 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN108470982A (en) * | 2018-03-22 | 2018-08-31 | 深圳捷豹电波科技有限公司 | Antenna modules and mobile terminal for mobile terminal |
| CN109841955A (en) * | 2017-11-27 | 2019-06-04 | 深圳富泰宏精密工业有限公司 | Antenna structure and electronic device with the antenna structure |
| TWI677199B (en) * | 2016-09-23 | 2019-11-11 | 聯發科技股份有限公司 | Interface module for communication device |
-
2015
- 2015-10-22 CN CN201520838135.5U patent/CN205081233U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107293844A (en) * | 2016-03-31 | 2017-10-24 | 宇龙计算机通信科技(深圳)有限公司 | A kind of antenna |
| CN107293844B (en) * | 2016-03-31 | 2020-12-22 | 宇龙计算机通信科技(深圳)有限公司 | Antenna |
| WO2017185376A1 (en) * | 2016-04-29 | 2017-11-02 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| TWI656752B (en) * | 2016-04-29 | 2019-04-11 | 廣東歐珀移動通信有限公司 | Antenna device and mobile terminal |
| CN105977615A (en) * | 2016-07-15 | 2016-09-28 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| TWI677199B (en) * | 2016-09-23 | 2019-11-11 | 聯發科技股份有限公司 | Interface module for communication device |
| CN107181045A (en) * | 2017-06-19 | 2017-09-19 | 上海传英信息技术有限公司 | A kind of antenna of mobile terminal and the mobile terminal with the antenna |
| CN107181045B (en) * | 2017-06-19 | 2024-02-20 | 上海传英信息技术有限公司 | Antenna of mobile terminal and mobile terminal with same |
| CN109841955A (en) * | 2017-11-27 | 2019-06-04 | 深圳富泰宏精密工业有限公司 | Antenna structure and electronic device with the antenna structure |
| CN108470982A (en) * | 2018-03-22 | 2018-08-31 | 深圳捷豹电波科技有限公司 | Antenna modules and mobile terminal for mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 |