CN205752512U - Mobile phone MIMO antenna with high radiation power - Google Patents
Mobile phone MIMO antenna with high radiation power Download PDFInfo
- Publication number
- CN205752512U CN205752512U CN201620606424.7U CN201620606424U CN205752512U CN 205752512 U CN205752512 U CN 205752512U CN 201620606424 U CN201620606424 U CN 201620606424U CN 205752512 U CN205752512 U CN 205752512U
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- Prior art keywords
- antenna
- metal
- groove
- recess
- mainboard
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- 230000005855 radiation Effects 0.000 title claims description 17
- 239000002184 metal Substances 0.000 claims abstract description 62
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 230000001939 inductive effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 208000015220 Febrile disease Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a cell-phone MIMO antenna that radiant power is high, including the metal mainboard, first recess, second recess, third recess and fourth recess have been seted up on the metal mainboard respectively, the inside of first recess is provided with main antenna, the inside of second recess is provided with first pair antenna, the inside of third recess is provided with the vice antenna of second, the inside of fourth recess is provided with the vice antenna of third, the inside of main antenna, first pair antenna, the vice antenna of second and the vice antenna of third all is provided with the unit antenna. This cell-phone MIMO antenna that radiated power is high through setting up main antenna, first auxiliary antenna, the vice antenna of second and the vice antenna of third in independent recess respectively, has effectively avoided the influence of mutual coupling to MIMO antenna, through set up two strap on the unit antenna, two strap form dual-strip line structure, and it can introduce partial electric capacity for inductive antenna to improve the impedance bandwidth of antenna.
Description
Technical field
This utility model relates to wireless communication field, the mobile phone mimo antenna that a kind of radiant power is high.
Background technology
Antenna is the part that institute's wire/wireless communication system is indispensable, carries the signal sent by transmitter and changes into electricity
The form of magnetic wave is to spatial transmission, or the electromagnetic signal development of evil in febrile disease in free space becomes high-frequency signal receive for receiver, from
And realizing the spacing wave exchange process of radio communication, mimo antenna represents multiple-input and multiple-output.
Mimo antenna is generally used for ieee 802.11n but it also may for other 802.11 technology.MIMO technology is substantially
Two classes can be divided into: launch/receive diversity and spatial reuse.Mimo antenna is sometimes referred to as spatial diversity, because it uses many
Spatial channel transmission and reception data, utilize MIMO technology can improve the capacity of channel.
Because the limited space that can be utilized by mimo antenna in cell phone system, multiple antennas are integrated in limited space
In, the strongest mutual coupling can be there is between antenna element.
But, strong mutual coupling can cause mimo antenna radiant power to diminish, the hydraulic performance decline of mimo system, therefore reduces mutually
Coupling is a big difficult point of mobile phone mimo antenna design.
Utility model content
The purpose of this utility model is the mobile phone mimo antenna providing a kind of radiant power high, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, this utility model provides following technical scheme: a kind of radiant power high mobile phone MIMO days
Line, including metal mainboard, it is characterised in that: offer the first groove, the second groove, the 3rd groove on described metal mainboard respectively
With the 4th groove, described first groove be internally provided with main antenna, described second groove be internally provided with the first slave antenna,
Described 3rd groove be internally provided with the second slave antenna, described 4th groove be internally provided with the 3rd slave antenna, described master
The inside of antenna, the first slave antenna, the second slave antenna and the 3rd slave antenna is provided with element antenna, and described element antenna includes
First radiation metal band and the second radiation metal band, described first radiation metal band includes the first transverse arm, described first transverse arm
One end is provided with the first L-shaped metal tape, and the other end of described first transverse arm is provided with contiguous block, and described contiguous block is horizontal away from first
One end of arm is fixing with the second radiation metal band to be connected, and described second radiation metal band includes the second transverse arm and the second L-shaped metal
Band, described second transverse arm and the second L-shaped metal tape connect by connecting rod is fixing, one end welding of described second L-shaped metal tape
Having fixing plug pin, described metal mainboard is carved with seam road, the bottom of described metal mainboard is provided with adhesive sheet.
Preferably, the rectangular shape of described metal mainboard, and a length of 40 millimeters of described metal mainboard, width is 30 millis
Rice.
Preferably, described seam road is engraved on metal mainboard with interleaved mode.
Preferably, a length of 50 millimeters of described seam road, the width on described seam road is 4.5 millimeters.
Compared with prior art, the beneficial effects of the utility model are: the mobile phone mimo antenna that this radiant power is high, pass through
Main antenna, the first slave antenna, the second slave antenna and the 3rd slave antenna are separately positioned in independent groove, effectively prevent mutually
The impact of symplectic mimo antenna, by arranging two metal tapes on element antenna, two metal tapes form biobelt line structure, it
Inductive antenna introducing portion electric capacity can be given, thus improve the impedance bandwidth of antenna, substantially increase the radiation of mimo antenna
Power, also substantially increases the performance of mimo system, by being carved with seam road on metal mainboard, can be prevented effectively from ground metallic plate table
The mutual coupling that surface current causes, thus it is greatly improved the radiant power of mimo antenna.
Accompanying drawing explanation
Fig. 1 is this utility model structure top view；
Fig. 2 is this utility model structural side view；
Fig. 3 is the structural representation of this utility model element antenna.
In figure: 1 metal mainboard, 2 first grooves, 3 second grooves, 4 the 3rd grooves, 5 the 4th grooves, 6 main antennas, 7 first
Slave antenna, 8 second slave antennas, 9 the 3rd slave antennas, 10 element antennas, 11 first radiation metal bands, 12 second radiation metal bands,
13 fixing plug pins, 14 seam roads, 15 adhesive sheets, 16 first transverse arms, 17 contiguous blocks, 18 first L-shaped metal tapes, 19 second transverse arms, 20
Second L-shaped metal tape, 21 connecting rods.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-3, this utility model provides a kind of technical scheme: the mobile phone mimo antenna that a kind of radiant power is high,
Including a length of 40 millimeters of metal mainboard 1, the rectangular shape of metal mainboard 1, and metal mainboard 1, width is 30 millimeters, metal
Offering the first groove the 2, second groove the 3, the 3rd groove 4 and the 4th groove 5 on mainboard 1 respectively, the inside of the first groove 2 is arranged
Have main antenna 6, the second groove 3 be internally provided with the first slave antenna 7, the 3rd groove 4 be internally provided with the second slave antenna 8,
4th groove 5 be internally provided with the 3rd slave antenna 9, main antenna the 6, first slave antenna the 7, second slave antenna 8 and the 3rd slave antenna 9
It is separately positioned in independent groove, effectively prevent the impact of mutual symplectic mimo antenna, main antenna the 6, first slave antenna 7,
The inside of two slave antennas 8 and the 3rd slave antenna 9 is provided with element antenna 10, and element antenna 10 arranges two metal tapes, and two
Individual metal tape forms biobelt line structure, and it can be given inductive antenna introducing portion electric capacity, thus improve the impedance bandwidth of antenna,
Substantially increasing the radiant power of mimo antenna, also substantially increase the performance of mimo system, element antenna 10 includes the first spoke
Penetrating metal tape 11 and the second radiation metal band 12, the first radiation metal band 11 includes the first transverse arm 16, one end of the first transverse arm 16
Being provided with the first L-shaped metal tape 18, the other end of the first transverse arm 16 is provided with contiguous block 17, and contiguous block 17 is away from the first transverse arm 16
One end be fixedly connected with the second radiation metal band 12, the second radiation metal band 12 includes the second transverse arm 19 and the second L-shaped metal
Band 20, the second transverse arm 19 is connected by connecting rod 21 is fixing with the second L-shaped metal tape 20, one end weldering of the second L-shaped metal tape 20
Being connected to fixing plug pin 13, metal mainboard 1 is carved with seam road 14, seam road 14 is engraved on metal mainboard 1 with interleaved mode, seam road 14
A length of 50 millimeters, the width on seam road 14 is 4.5 millimeters, and seam road 14 can be prevented effectively from what ground metal mainboard 1 surface current caused
Mutual coupling, thus it is greatly improved the radiant power of mimo antenna, the bottom of metal mainboard 1 is provided with adhesive sheet 15, passes through pasting boards
Metal mainboard 1 can be fixed on cell phone mainboard by 15.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. the mobile phone mimo antenna that radiant power is high, including metal mainboard (1), it is characterised in that: described metal mainboard (1)
Upper the first groove (2), the second groove (3), the 3rd groove (4) and the 4th groove (5) of offering respectively, described first groove (2)
Be internally provided with main antenna (6), described second groove (3) be internally provided with the first slave antenna (7), described 3rd groove
(4) be internally provided with the second slave antenna (8), described 4th groove (5) be internally provided with the 3rd slave antenna (9), described master
The inside of antenna (6), the first slave antenna (7), the second slave antenna (8) and the 3rd slave antenna (9) is provided with element antenna (10),
Described element antenna (10) includes the first radiation metal band (11) and the second radiation metal band (12), described first radiation metal band
(11) including that the first transverse arm (16), one end of described first transverse arm (16) are provided with the first L-shaped metal tape (18), described first is horizontal
The other end of arm (16) is provided with contiguous block (17), and described contiguous block (17) radiates with second away from one end of the first transverse arm (16)
Metal tape (12) is fixing to be connected, and described second radiation metal band (12) includes the second transverse arm (19) and the second L-shaped metal tape (20),
Described second transverse arm (19) is connected by connecting rod (21) is fixing with the second L-shaped metal tape (20), described second L-shaped metal tape
(20) one end is welded with fixing plug pin (13), and described metal mainboard (1) is carved with seam road (14), described metal mainboard (1)
Bottom is provided with adhesive sheet (15).
The mobile phone mimo antenna that a kind of radiant power the most according to claim 1 is high, it is characterised in that: described metal mainboard
(1) rectangular shape, and a length of 40 millimeters of described metal mainboard (1), width is 30 millimeters.
The mobile phone mimo antenna that a kind of radiant power the most according to claim 1 is high, it is characterised in that: described seam road (14)
It is engraved on metal mainboard (1) with interleaved mode.
The mobile phone mimo antenna that a kind of radiant power the most according to claim 1 is high, it is characterised in that: described seam road (14)
A length of 50 millimeters, the width of described seam road (14) is 4.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606424.7U CN205752512U (en) | 2016-06-20 | 2016-06-20 | Mobile phone MIMO antenna with high radiation power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606424.7U CN205752512U (en) | 2016-06-20 | 2016-06-20 | Mobile phone MIMO antenna with high radiation power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752512U true CN205752512U (en) | 2016-11-30 |
Family
ID=57385404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620606424.7U Expired - Fee Related CN205752512U (en) | 2016-06-20 | 2016-06-20 | Mobile phone MIMO antenna with high radiation power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752512U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129714A (en) * | 2020-01-14 | 2020-05-08 | 嘉兴勤慎智能技术有限公司 | Portable communication equipment for 5G network |
| CN112585817A (en) * | 2018-10-10 | 2021-03-30 | 株式会社友华 | Antenna, antenna device, and vehicle-mounted antenna device |
| CN113540790A (en) * | 2021-04-26 | 2021-10-22 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
-
2016
- 2016-06-20 CN CN201620606424.7U patent/CN205752512U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112585817A (en) * | 2018-10-10 | 2021-03-30 | 株式会社友华 | Antenna, antenna device, and vehicle-mounted antenna device |
| CN111129714A (en) * | 2020-01-14 | 2020-05-08 | 嘉兴勤慎智能技术有限公司 | Portable communication equipment for 5G network |
| CN113540790A (en) * | 2021-04-26 | 2021-10-22 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
| CN113540790B (en) * | 2021-04-26 | 2023-12-29 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20180620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |