CN103050766B - Antenna modules and the radio communication device with the antenna modules - Google Patents
Antenna modules and the radio communication device with the antenna modules Download PDFInfo
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- CN103050766B CN103050766B CN201110311501.8A CN201110311501A CN103050766B CN 103050766 B CN103050766 B CN 103050766B CN 201110311501 A CN201110311501 A CN 201110311501A CN 103050766 B CN103050766 B CN 103050766B
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- antenna
- pcb
- support member
- radiant body
- antenna modules
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Abstract
The present invention provides a kind of antenna modules, and it includes PCB, first antenna, the second antenna and connecting portion.The first antenna is respectively arranged at the PCB both sides with the second antenna and is connected through the connecting portion.The first antenna includes the first radiant body and the first support member, and first support member is arranged between first radiant body and the PCB, makes have default first spacing between first radiant body and the PCB；Second antenna includes the second radiant body and the second support member, and second support member is arranged between second radiant body and the PCB, makes have default second spacing between second radiant body and the PCB.The present invention also provides a kind of radio communication device with the antenna modules.
Description
Technical field
The present invention relates to a kind of antenna modules and the radio communication device with the antenna modules, more particularly to a kind of multifrequency
Antenna modules and the radio communication device with the antenna modules.
Background technology
Multifrequency antenna generally includes high frequency radiation body and low frequency radiation body.Existing multifrequency antenna is mostly planar structure, its
High frequency radiation body may be contained within same plane with low frequency radiation body.Enter when to the radio communication device with such multifrequency antenna
Row electromagnetic wave absorption rate（Specific Absorption Rate, SAR）During test, due to high frequency radiation body and low frequency radiation
Body is arranged on same plane, and its radiation may be superimposed, and cause the side for being provided with antenna SAR value easily occur too high
Situation, it is difficult to meet SAR relevant regulations.
In the prior art, induction installation is generally set in radio communication device, and sense user close to when, lead to
Reduction power output is crossed, to lower SAR value.However, using which reduction SAR value output power of antenna can be caused to reduce and shadow
Communication quality is rung, and induction installation can also increase radio communication device production cost.
The content of the invention
In view of the above-mentioned problems, being necessary to provide a kind of effective reduction SAR value and the antenna modules with higher communication quality.
In addition, there is a need to a kind of radio communication device with above-mentioned antenna modules of offer.
A kind of antenna modules, it includes PCB, first antenna, the second antenna and connecting portion, the first antenna and the second antenna
It is respectively arranged at the PCB both sides and is connected through the connecting portion, the first antenna includes the first radiant body and the first support member, and this
One support member is arranged between first radiant body and the PCB, makes have default first between first radiant body and the PCB
Spacing；Second antenna includes the second radiant body and the second support member, and second support member is arranged at second radiant body with being somebody's turn to do
Between PCB, make that there is default second spacing between second radiant body and the PCB.
A kind of radio communication device, it includes the first housing, the second housing and antenna modules, and the antenna modules are arranged at this
Between first housing and the second housing, the antenna modules include PCB, first antenna, the second antenna and connecting portion, the first antenna
The PCB both sides are respectively arranged at the second antenna and are connected through the connecting portion, and the first antenna includes the first radiant body and first
Support member, first support member is arranged between first radiant body and the PCB, makes to have between first radiant body and the PCB
There is default first spacing；Second antenna includes the second radiant body and the second support member, second support member be arranged at this
Between two radiant bodies and the PCB, make that there is default second spacing between second radiant body and the PCB.
Antenna modules of the present invention make the two by the way that first antenna and the second antenna are separately positioned on into different height
Radiation path influences each other and reduces overall SAR value, can be obtained preferably while the SAR value of radio communication device is reduced
Communication quality.
Brief description of the drawings
Fig. 1 is the schematic diagram of the radio communication device of a preferred embodiment of the present invention；
Fig. 2 is the partial schematic diagram of the radio communication device of a preferred embodiment of the present invention.
Main element symbol description
| Radio communication device | 100 |
| First housing | 10 |
| Second housing | 20 |
| Antenna modules | 30 |
| PCB | 31 |
| First surface | 311 |
| Second surface | 313 |
| First antenna | 32 |
| First radiant body | 321 |
| First radiation lamellar body | 3211 |
| Second radiation lamellar body | 3213 |
| 3rd radiation lamellar body | 3215 |
| First support member | 322 |
| Second antenna | 33 |
| Second radiant body | 331 |
| Second support member | 333 |
| Connecting portion | 34 |
| Feeding portion | 35 |
Following embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Embodiment
Fig. 1 and Fig. 2 is referred to, the radio communication device 100 of a preferred embodiment of the present invention includes the first housing 10, second
Housing 20 and antenna modules 30.
The housing 20 of first housing 10 and second is the part enclosure of radio communication device 100, and the two is oppositely arranged.The day
Line module 30 is arranged between the first housing 10 and the second housing 20 and forms an accommodation space（Figure is not marked）.
The antenna modules 30 include PCB (Printed Circuit Board, printed circuit board (PCB)) 31, first antenna 32, the
Two antennas 33, connecting portion 34 and feeding portion 35.
The PCB31 includes first surface 311 and the second surface 313 relative with first surface 311.The first antenna 32
PCB31 first surface 311 and second surface 313 are respectively arranged at the second antenna 33.
The first antenna 32 is a low-frequency antenna, and it includes one first radiant body 321 and one first support member 322.Please one
And refering to Fig. 2 in this preferred embodiment, first radiant body 321 substantially be in " U " type, it include first radiate lamellar body 3211,
The second radiation radiation lamellar body 3215 of lamellar body 3213 and the 3rd.The first radiation radiation parallel interval of lamellar body 3213 of lamellar body 3211 and second
Set, the 3rd radiation lamellar body 3215 is vertically connected with the first radiation radiation lamellar body 3213 of lamellar body 3211 and second one end.
First support member 322 is a lamellar body, and it is made up of the material of the conductive energy such as metal.First support member
322 one end are vertically disposed on PCB31 first surface 311, and the other end and the first radiation lamellar body 3211 are away from the 3rd radiation
One end of lamellar body 3215 is vertically connected, so that having default first spacing between the first radiant body 321 and PCB31.
In this preferred embodiment, the first radiant body 321 is attached at the inner surface of the first housing 10, and the first radiant body 321 can be avoided relative
PCB31 shakes, and influences the signal irradiation stability of antenna modules 30.
Second antenna 33 is a high frequency antenna, and it is roughly the same with the structure of first antenna 32, including one second radiation
The support member 333 of body 331 and 1 second.The two difference is, a second radiant body 331 substantially rectangle lamellar body.This
Two support members 333 are roughly the same with the structure of the first support member 322, and its one end is vertically disposed at PCB31 second surface 313
On, one end of the other end and the second radiant body 331 is vertically connected, so that pre- with one between the second radiant body 331 and PCB31
If the second spacing.In this preferred embodiment, the first radiant body 321 and the second radiant body 331 apart from PCB31 distance about
For 10mm-15mm.Second radiant body 331 can be also pasted on the second housing 20, to prevent the relative PCB31 of the second radiant body 331
Shake, influence signal irradiation stability.
The connecting portion 34 is a microstrip line, and it is arranged on PCB31 second surface 313, its one end and the second support member
333 are connected, another to rectify to the first support member 322 for being arranged on first surface 311, should with the first support member 322 just to
One end can be connected through PCB31 with the first support member 322.The connecting portion 34 can match with the antenna 33 of first antenna 32 and second.
It is appreciated that the connecting portion 34 may also set up the first surface 311 in PCB31.
The feeding portion 35 is arranged on PCB31 second surface 313, positioned at the side of connecting portion 34, and with the second support member
333 are connected, meanwhile, the first support member 322 that can also be with the first surface 311 positioned at PCB31 by way of perforation is connected, with
The feed-in of signal is carried out, the feeding portion 35 can be strip line, microstrip line or coaxial cable.
It is appreciated that the structure of the first radiant body 321 and the second radiant body 331 can be wanted according to different signal radiating bands
Ask and be adjusted, in addition, the support member 333 of the first support member 322 and second can be with the first radiant body 321 and the second radiant body
331 other positions are connected, and to obtain different signal transmission paths, and then obtain more radiating bands.
The antenna 33 of first antenna 32 and second of antenna modules 30 of the present invention sets PCB31 both sides and tool respectively
There is certain distance, its radiation field intensity is more disperseed, and influenced each other reduction radiation field intensity by the two radiation path, and then drop
Low overall SAR value.Because the present invention need not reduce power output in the overall SAR value of reduction, therefore it can obtain than existing
The more preferable communication quality of technology.
Claims (9)
1. a kind of antenna modules, it is characterised in that：The antenna modules include PCB, first antenna, the second antenna, connecting portion and feedback
Enter portion, the first antenna is respectively arranged at the PCB two sides with the second antenna and is connected through the connecting portion, the first antenna includes the
One radiant body and the first support member, first support member are arranged between first radiant body and the PCB, make first radiant body
There is default first spacing between the PCB；Second antenna includes the second radiant body and the second support member, second support
Part is arranged between second radiant body and the PCB, makes have default second spacing between second radiant body and the PCB,
The connecting portion is a microstrip line, and it horizontally be arranged at the PCB, and be connected to first support member and second support member it
Between, to match with the first antenna and second antenna, the feeding portion is arranged at surfaces of the PCB with respect to second antenna
On, it is connected positioned at the side of the connecting portion and with second support member, while passing through perforation through the PCB and first support member
It is connected, first support member and second support member are metal sheet.
2. antenna modules as claimed in claim 1, it is characterised in that：The PCB, the other end are fixed in the first support member one end
The first radiant body end is fixed on, first radiant body is oppositely arranged in parallel with the PCB.
3. antenna modules as claimed in claim 2, it is characterised in that：First radiant body is in " U " type.
4. antenna modules as claimed in claim 3, it is characterised in that：First radiant body includes the first radiation lamellar body, second
Lamellar body and the 3rd radiation lamellar body are radiated, the first radiation lamellar body is set with the second radiation lamellar body parallel interval, the 3rd radiation
Lamellar body is vertically connected with the first radiation lamellar body and the second radiation lamellar body one end.
5. antenna modules as claimed in claim 1, it is characterised in that：The PCB, the other end are fixed in the second support member one end
The second radiant body end is fixed on, second radiant body is oppositely arranged in parallel with the PCB.
6. antenna modules as claimed in claim 5, it is characterised in that：Second radiant body is rectangle lamellar body.
7. a kind of radio communication device, it includes the first housing, the second housing and antenna modules, the antenna modules be arranged at this
Between one housing and the second housing, it is characterised in that：The antenna modules include PCB, first antenna, the second antenna, connecting portion and
Feeding portion, the first antenna is respectively arranged at the PCB two sides with the second antenna and is connected through the connecting portion, and the first antenna includes
First radiant body and the first support member, first support member are arranged between first radiant body and the PCB, make first radiation
There is default first spacing between body and the PCB；Second antenna includes the second radiant body and the second support member, this second
Support member is arranged between second radiant body and the PCB, makes to have between default second between second radiant body and the PCB
Away from the connecting portion is a microstrip line, and it horizontally be arranged at the PCB, and be connected to first support member and second support member
Between, to match with the first antenna and second antenna, the feeding portion is arranged at surfaces of the PCB with respect to second antenna
On, it is connected positioned at the side of the connecting portion and with second support member, while passing through perforation through the PCB and first support member
It is connected, first support member and second support member are metal sheet.
8. radio communication device as claimed in claim 7, it is characterised in that：First radiant body and the second radiant body with this
PCB is oppositely arranged in parallel.
9. radio communication device as claimed in claim 7, it is characterised in that：First radiant body is attached at first housing
On, second radiant body is attached on second housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311501.8A CN103050766B (en) | 2011-10-14 | 2011-10-14 | Antenna modules and the radio communication device with the antenna modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311501.8A CN103050766B (en) | 2011-10-14 | 2011-10-14 | Antenna modules and the radio communication device with the antenna modules |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103050766A CN103050766A (en) | 2013-04-17 |
| CN103050766B true CN103050766B (en) | 2017-08-22 |
Family
ID=48063327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110311501.8A Expired - Fee Related CN103050766B (en) | 2011-10-14 | 2011-10-14 | Antenna modules and the radio communication device with the antenna modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103050766B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698399B (en) * | 2017-10-20 | 2021-04-20 | 深圳天珑无线科技有限公司 | Electronic equipment and antenna assembly thereof |
| CN110474146B (en) * | 2018-05-10 | 2021-11-05 | Oppo广东移动通信有限公司 | Electronic device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5557293A (en) * | 1995-01-26 | 1996-09-17 | Motorola, Inc. | Multi-loop antenna |
| CN1497779A (en) * | 2002-10-22 | 2004-05-19 | 松下电器产业株式会社 | Antenna and electronic equipment using it |
| CN1605137A (en) * | 2001-12-27 | 2005-04-06 | 摩托罗拉公司 | Dual-band internal antenna for dual-band communication device |
| CN1906807A (en) * | 2004-04-09 | 2007-01-31 | 古河电气工业株式会社 | Compact antenna |
| US7768460B2 (en) * | 2008-07-24 | 2010-08-03 | Cheng Uei Precision Industry Co., Ltd. | Multi-band antenna |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7432860B2 (en) * | 2006-05-17 | 2008-10-07 | Sony Ericsson Mobile Communications Ab | Multi-band antenna for GSM, UMTS, and WiFi applications |
| US7952528B2 (en) * | 2007-09-04 | 2011-05-31 | Sierra Wireless, Inc. | Antenna configurations for compact device wireless communication |
| CN101752654B (en) * | 2008-12-01 | 2013-03-13 | 财团法人工业技术研究院 | Double frequency oriented antenna |
| TWI474557B (en) * | 2009-05-22 | 2015-02-21 | Fih Hong Kong Ltd | Antenna module |
-
2011
- 2011-10-14 CN CN201110311501.8A patent/CN103050766B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5557293A (en) * | 1995-01-26 | 1996-09-17 | Motorola, Inc. | Multi-loop antenna |
| CN1605137A (en) * | 2001-12-27 | 2005-04-06 | 摩托罗拉公司 | Dual-band internal antenna for dual-band communication device |
| CN1497779A (en) * | 2002-10-22 | 2004-05-19 | 松下电器产业株式会社 | Antenna and electronic equipment using it |
| CN1906807A (en) * | 2004-04-09 | 2007-01-31 | 古河电气工业株式会社 | Compact antenna |
| US7768460B2 (en) * | 2008-07-24 | 2010-08-03 | Cheng Uei Precision Industry Co., Ltd. | Multi-band antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103050766A (en) | 2013-04-17 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20211014 |
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| CF01 | Termination of patent right due to non-payment of annual fee |