CN109713431A - Feed integrated antennas structure and mobile terminal - Google Patents
Feed integrated antennas structure and mobile terminal Download PDFInfo
- Publication number
- CN109713431A CN109713431A CN201811652714.5A CN201811652714A CN109713431A CN 109713431 A CN109713431 A CN 109713431A CN 201811652714 A CN201811652714 A CN 201811652714A CN 109713431 A CN109713431 A CN 109713431A
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- antenna
- integrated antennas
- radiant section
- frame
- antenna portion
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Abstract
The present invention provides feed integrated antennas structures, applied to mobile terminal, mobile terminal includes metal center and circuit board, metal center includes main part and frame, circuit board is equipped with feeding point, enclosed slot is set at the adjacent frame of main part, frame is equipped with breaking joint, the frame of adjacent enclosed slot forms a radiant section, radiant section includes open end and ground terminal, feed integrated antennas structure include radiant section and with the spaced first antenna portion of radiant section and the second antenna part, second antenna part one end is connect with feeding point, the other end is coupled with first antenna portion, the open end of first antenna portion one end and radiant section far from the second antenna part connects, second antenna part, primary Ioops antenna is collectively formed in first antenna portion and radiant section.Frame of the invention forms antenna loop with first antenna portion, the second antenna part, and antenna occupies little space, with wide.
Description
[technical field]
The present invention relates to a kind of mobile phone wireless field of communication technology more particularly to a kind of feed integrated antennas structure and shiftings
Dynamic terminal.
[background technique]
Currently, mobile phone is also known as mobile phone, radio telephone, it is a kind of communication tool, can uses and take with larger range
Band is convenient.The development of social progress and science and technology, smart phone are almost spread in China's every household at any time, become people
Indispensable communicating terminal.With nourishing for wireless communication technique, demand of the people to function of cellular phone also increasingly increases
Add.Due to wireless communication electric wave must raising frequency, carrier wave, can just do the transmission of effective multiplexing, it is therefore desirable to by antenna into
These movements of row, antenna is the critical elements of mobile phone.
The antenna for mobile phone environment of the prior art worse and worse, if such as only used using the Antenna Design mode of traditional type
Feed metal frame adds part cabling, or directly on bracket using PIFA, Monopole, Loop, etc. forms design
Antenna, can face a problem is exactly bandwidth deficiency, and antenna usable floor area is wide, and performance is bad, due to being supported in 5GNR
N77, n79 frequency range, these frequency ranges are respectively necessary for the bandwidth of 900MHz and 600MHz, also want comprising the design of these frequency ranges
Taking into account performance is a very big difficulty.
Therefore, it is necessary to provide it is a kind of it is small with usable floor area, with wide, performance high antenna structure and mobile phone.
[summary of the invention]
One of the objects of the present invention is to provide feed integrated antennas structures.
The technical solution of one of the object of the invention is as follows:
A kind of feed integrated antennas structure is applied to mobile terminal, and the mobile terminal includes metal center and circuit
Plate, the metal center include the main part and frame being wholely set, and the frame is set to the periphery of the main part, the electricity
Road plate is equipped with feeding point, it is characterised in that: is equipped with one and the frame extending direction at the adjacent frame of the main part
Consistent enclosed slot, one end that the enclosed slot is corresponded on the frame offer a breaking joint being connected to the enclosed slot, adjacent
The frame for connecing the enclosed slot forms a radiant section, and the radiant section includes the open end and the corresponding envelope close to the breaking joint
Ground terminal of the locked groove far from described breaking joint one end, the feed integrated antennas structure include the radiant section and with the radiation
The spaced first antenna portion of section and the second antenna part, second antenna part one end are connect with the feeding point, the other end
It is coupled with the first antenna portion, the opening of the first antenna portion one end far from second antenna part and the radiant section
End connection, primary Ioops antenna is collectively formed in second antenna part, the first antenna portion and the radiant section.
As an improvement the first antenna portion and second antenna part interlock along the extending direction of the radiant section
Extend, the first antenna portion is adjacent to the open end, and second antenna part is adjacent to the ground terminal.
As an improvement the first antenna portion and second antenna part are between the direction perpendicular to the circuit board
Every setting.
As an improvement the orthographic projection of the first antenna portion and second antenna part on the circuit board is at least
It partially overlaps.
As an improvement the feed integrated antennas structure further includes connecting the first antenna portion and the radiation
The metallic connection parts of section.
As an improvement the feed integrated antennas structure further includes connecting second antenna part and the feed
The feed elastic slice of point.
As an improvement the feed integrated antennas structure further includes the bracket for being set up in the circuit board, it is described
First antenna portion is undertaken in surface of the bracket far from the circuit board, and second antenna part is undertaken in the bracket direction
The surface of the circuit board.
The beneficial effects of the present invention are: frame of the invention forms antenna loop with first antenna portion, the second antenna part,
Antenna occupies little space, with wide.
[Detailed description of the invention]
Fig. 1 is the structure chart of the mobile terminal for having feed integrated antennas structure of the invention；
Fig. 2 is the structure chart of antenna loop of the invention；
Fig. 3 is the a-quadrant partial enlarged view of Fig. 2；
Fig. 4 is the schematic side view of bracket of the invention, first antenna portion and the second antenna part；
Fig. 5 is Principle of Antenna figure of the invention；
Fig. 6 is the performance map of feed integrated antennas structure of the invention.
[specific embodiment]
The invention will be further described with embodiment with reference to the accompanying drawing.
Embodiment one
In conjunction with shown in Fig. 1 to Fig. 5, of the invention has feed integrated antennas structure, is applied to mobile terminal 1, mobile
Terminal is usually communication handset, includes handset shell 1, the substantially relatively thin rectangle of handset shell 1, for beautiful and side
Just it grasps, four corners are usually arranged as rounded structure., handset shell inside is an accommodating chamber, can accommodate realization hand
The necessary device of machine required function, such as circuit board etc..
Handset shell 1 is formed with metal center 11, and metal center 11 includes main part 111 and frame 112, main part
111 and frame 112 be wholely set, more integration, while can more save space.Frame 112 is set to main part 111
Periphery.
Mobile terminal 1 includes circuit board 12, and feeding point 121 is provided on circuit board 12, and feeding point 121 is fed to antenna.
It is equipped with one and the consistent enclosed slot 113 of 112 extending direction of frame at the adjacent frame 112 of main part 111,
One end that the enclosed slot 113 is corresponded on the frame 112 offers a breaking joint 114 being connected to the enclosed slot 113, adjacent
The frame of the enclosed slot 113 forms a radiant section 1121, and the radiant section 1121 includes close to the open end of the breaking joint 114
The a and corresponding ground terminal b of the enclosed slot 113 far from described 114 one end of breaking joint.The feed integrated antennas structure includes institute
State radiant section 1121 and with the spaced first antenna portion 13 of the radiant section 1121 and the second antenna part 14, described second day
14 one end of line portion is connect with the feeding point 121, and the other end is coupled with the first antenna portion 13, and the first antenna portion 13 is remote
One end from second antenna part 14 is connect with the open end of the radiant section 1121, second antenna part 14, described
Primary Ioops antenna is collectively formed in one antenna part 13 and the radiant section 1121.
As preferred embodiment, first antenna portion 13 and the prolonging along the radiant section 1121 of the second antenna part 14
It stretches direction staggeredly to extend, the first antenna portion 13 is adjacent to the open end, and second antenna part 14 is adjacent to the ground terminal.
First antenna portion 13 and second antenna part 14 are spaced setting in the height direction and form spacing, the height side
To as perpendicular to the direction of the circuit board.It is formed between first antenna portion 13 and the second antenna part 14 between specifically coupling
Away from this distance size is adjustable, preferably 0.9mm.Therefore enclosed slot 113 is arranged to mobile whole in frame 11 in a metal
The structural strength at end 1 is enough, or suitably reinforces the structural strength of mobile terminal 1 in production.The shape of enclosed slot 113 is for example
For cuboid, in the present invention, it is preferred to the length is 10mm, width 1mm.
The orthographic projection of first antenna portion 13 and second antenna part 14 on the circuit board 12 is at least partly overlapped,
It is exactly that projection in short transverse is least partially overlapped, realizes better coupled relation.
Feed integrated antennas structure of the invention further includes metallic connection parts 15, and wherein first antenna portion 13 passes through metal
Radiant section 1121 described in interconnecting piece 15.It further include feed elastic slice 16, the feed elastic slice 16 is for connecting the second antenna part 14 and feedback
Electricity point 121, feeds the second antenna part 14 with realizing.
Mobile terminal 1 further includes having bracket 17, which belongs to a component of feed integrated antennas structure, and described the
One antenna part 13 is undertaken in surface of the bracket 17 far from the circuit board 12, and second antenna part 14 is undertaken in the branch
Frame 17 is towards the surface of the circuit board 12.
It is equipped with clearance zone 122 on the circuit board 12, the first antenna portion 13 and second antenna part 14 are in the electricity
Orthographic projection on road plate 12 is located in the clearance zone 122.
For the performance map of antenna referring to Fig. 6, which all has preferably performance in 3.3-5GHz frequency range.
The present invention also provides a kind of mobile terminals comprising feed integrated antennas structure of the present invention.
Above-described is only embodiments of the present invention, it should be noted here that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, improvement can also be made, but these belong to protection model of the invention
It encloses.
Claims (9)
1. a kind of feed integrated antennas structure, it is applied to mobile terminal, the mobile terminal includes metal center and circuit board,
The metal center includes the main part and frame being wholely set, and the frame is set to the periphery of the main part, the circuit
Plate is equipped with feeding point, it is characterised in that: is equipped with one and the frame extending direction one at the adjacent frame of the main part
The enclosed slot of cause, one end that the enclosed slot is corresponded on the frame offer a breaking joint being connected to the enclosed slot, adjacent
The frame of the enclosed slot forms a radiant section, and the radiant section includes the open end and the corresponding closing close to the breaking joint
Ground terminal of the slot far from described breaking joint one end, the feed integrated antennas structure include the radiant section and with the radiant section
Spaced first antenna portion and the second antenna part, second antenna part one end are connect with the feeding point, the other end with
The first antenna portion coupling, the open end of the first antenna portion one end far from second antenna part and the radiant section
Connection, primary Ioops antenna is collectively formed in second antenna part, the first antenna portion and the radiant section.
2. feed integrated antennas structure according to claim 1, it is characterised in that: the first antenna portion and described
Two antenna parts staggeredly extend along the extending direction of the radiant section, and the first antenna portion is adjacent to the open end, and described second
Antenna part is adjacent to the ground terminal.
3. feed integrated antennas structure according to claim 2, it is characterised in that: the first antenna portion and described
Two antenna parts are in the direction interval setting perpendicular to the circuit board.
4. feed integrated antennas structure according to claim 3, it is characterised in that: the first antenna portion and described
Orthographic projection of two antenna parts on the circuit board is at least partly overlapped.
5. feed integrated antennas structure according to claim 4, it is characterised in that: the feed integrated antennas structure
It further include the metallic connection parts for connecting the first antenna portion and the radiant section.
6. feed integrated antennas structure according to claim 4, it is characterised in that: the feed integrated antennas structure
It further include the feed elastic slice for connecting second antenna part and the feeding point.
7. feed integrated antennas structure according to claim 1, it is characterised in that: the feed integrated antennas structure
It further include the bracket for being set up in the circuit board, the first antenna portion is undertaken in table of the bracket far from the circuit board
Face, second antenna part are undertaken in the bracket towards the surface of the circuit board.
8. feed integrated antennas structure according to claim 1, it is characterised in that: the circuit board is equipped with headroom
Area, the first antenna portion and second antenna part are located in the clearance zone in the orthographic projection on the circuit board.
9. a kind of mobile terminal, it is characterised in that: feed integrated antennas structure described in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652714.5A CN109713431B (en) | 2018-12-30 | 2018-12-30 | Feed coupling type antenna structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652714.5A CN109713431B (en) | 2018-12-30 | 2018-12-30 | Feed coupling type antenna structure and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713431A true CN109713431A (en) | 2019-05-03 |
| CN109713431B CN109713431B (en) | 2021-10-22 |
Family
ID=66259657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811652714.5A Expired - Fee Related CN109713431B (en) | 2018-12-30 | 2018-12-30 | Feed coupling type antenna structure and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713431B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111430924A (en) * | 2019-12-17 | 2020-07-17 | 瑞声科技(新加坡)有限公司 | Metal slot antenna and folding screen terminal |
| WO2021120003A1 (en) * | 2019-12-17 | 2021-06-24 | 瑞声声学科技(深圳)有限公司 | Metal slot antenna and folding screen terminal |
| WO2023054985A1 (en) * | 2021-09-29 | 2023-04-06 | 삼성전자 주식회사 | Electronic device having antenna structure |
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| CN103078176A (en) * | 2013-01-07 | 2013-05-01 | 华为终端有限公司 | Metal ring coupled antenna and handheld communication equipment |
| CN103094690A (en) * | 2013-01-07 | 2013-05-08 | 华为终端有限公司 | Annular antenna and related electronic equipment |
| CN104103890A (en) * | 2013-04-03 | 2014-10-15 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device applying antenna structure |
| CN204424426U (en) * | 2014-12-26 | 2015-06-24 | 惠州比亚迪电子有限公司 | The antenna of mobile terminal and mobile terminal |
| CN105870593A (en) * | 2016-04-11 | 2016-08-17 | 上海安费诺永亿通讯电子有限公司 | High-isolation carrier aggregation antenna employing coupled feeding and electronic device |
| CN108288748A (en) * | 2018-01-25 | 2018-07-17 | 瑞声科技（南京）有限公司 | A kind of antenna system and mobile terminal |
| CN108390147A (en) * | 2018-01-25 | 2018-08-10 | 瑞声科技(新加坡)有限公司 | Mobile terminal |
| US20180261921A1 (en) * | 2015-11-27 | 2018-09-13 | Lg Electronics Inc. | Mobile terminal |
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2018
- 2018-12-30 CN CN201811652714.5A patent/CN109713431B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078176A (en) * | 2013-01-07 | 2013-05-01 | 华为终端有限公司 | Metal ring coupled antenna and handheld communication equipment |
| CN103094690A (en) * | 2013-01-07 | 2013-05-08 | 华为终端有限公司 | Annular antenna and related electronic equipment |
| CN104103890A (en) * | 2013-04-03 | 2014-10-15 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device applying antenna structure |
| CN204424426U (en) * | 2014-12-26 | 2015-06-24 | 惠州比亚迪电子有限公司 | The antenna of mobile terminal and mobile terminal |
| US20180261921A1 (en) * | 2015-11-27 | 2018-09-13 | Lg Electronics Inc. | Mobile terminal |
| CN105870593A (en) * | 2016-04-11 | 2016-08-17 | 上海安费诺永亿通讯电子有限公司 | High-isolation carrier aggregation antenna employing coupled feeding and electronic device |
| CN108288748A (en) * | 2018-01-25 | 2018-07-17 | 瑞声科技（南京）有限公司 | A kind of antenna system and mobile terminal |
| CN108390147A (en) * | 2018-01-25 | 2018-08-10 | 瑞声科技(新加坡)有限公司 | Mobile terminal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111430924A (en) * | 2019-12-17 | 2020-07-17 | 瑞声科技(新加坡)有限公司 | Metal slot antenna and folding screen terminal |
| WO2021120003A1 (en) * | 2019-12-17 | 2021-06-24 | 瑞声声学科技(深圳)有限公司 | Metal slot antenna and folding screen terminal |
| WO2023054985A1 (en) * | 2021-09-29 | 2023-04-06 | 삼성전자 주식회사 | Electronic device having antenna structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109713431B (en) | 2021-10-22 |
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