CN104143680B - Wireless communication device - Google Patents
Wireless communication device Download PDFInfo
- Publication number
- CN104143680B CN104143680B CN201310170333.4A CN201310170333A CN104143680B CN 104143680 B CN104143680 B CN 104143680B CN 201310170333 A CN201310170333 A CN 201310170333A CN 104143680 B CN104143680 B CN 104143680B
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- Prior art keywords
- antenna
- wireless communication
- communication device
- engaging portion
- circuit board
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Abstract
The present invention provides a kind of wireless communication device, it includes circuit board, end, first antenna and the second antenna, the end is a metal shell of the wireless communication device, feed-in terminal separated is set on the circuit board, connector is set on the end, the end and first antenna are fixed on the circuit board by the connector, and the first antenna is arranged with feed-in terminal separated interval, and second antenna is electrically connected with the feed-in terminal separated.The wireless communication device can obtain multifrequency and the function in broadband, have preferable radiance.
Description
Technical field
The present invention relates to a kind of wireless communication device more particularly to a kind of wireless communication devices with metal shell.
Background technology
With the progress of wireless communication technique, wireless communication device is constantly towards frivolous trend development, and consumer is for nothing
The appearance and performance requirement of line communication device are higher and higher.Since metal shell is high with intensity, is hardly damaged, with metallic
The shell of the advantages that sense, many wireless communication devices all meet the needs of consumer is for product appearance using metal shell,
But metal shell is easy to interfere the signal that the antenna that masking sets within it is radiated, and leads to the radiance of built-in aerial not
It is good.It in the prior art, will generally by the mode for opening up hole, slot on metal shell in order to improve the radiance of antenna
Antenna is arranged in the inner, forms antenna radiator using metal shell to promote the radiance of antenna, but such mode has
The appearance of metal shell may be destroyed.Therefore, how in the case where protecting wireless communication device metal shell appearance day is improved
The radiance of line is the important topic that Antenna Design faces.
Invention content
In view of this, it is necessary to provide a kind of antenna radiation performance preferably and the wireless communication of metal shell appearance can be protected
Device.
A kind of wireless communication device comprising circuit board, end, first antenna and the second antenna, the end is wireless
One metal shell of communication device is arranged feed-in terminal separated on the circuit board, connector, the connector is arranged on the end
Across the first antenna and circuit board, the end and first antenna are fixed on the circuit board, the first antenna and feedback
Enter terminal intervals setting, second antenna is electrically connected with the feed-in terminal separated.
A kind of wireless communication device comprising circuit board, shell and first antenna, the shell include end made of metal
Feed-in terminal separated is arranged on the circuit board for portion, and the first antenna is arranged with the feed-in terminal separated interval, is arranged on the end
Connector, the connector pass through the first antenna and circuit board, the circuit board are fixed in the end and first antenna
On.
Above-mentioned wireless communication device is connected metal end by the way that first antenna and the second antenna are arranged on circuit boards
It is connected to first antenna and partial radiation body as first antenna can without opening up hole slot in the main body of metal shell
To protect the complete appearance of wireless communication device metal shell, and the first radiator and the second radiation are formed on the second antenna
Body can obtain multifrequency and the function in broadband, have preferable radiance.
Description of the drawings
Fig. 1 is the overall schematic of the wireless communication device of present pre-ferred embodiments.
Fig. 2 is the decomposition diagram of the wireless communication device of present pre-ferred embodiments.
Fig. 3 is the vertical view of the second antenna of the wireless communication device of present pre-ferred embodiments.
Fig. 4 is the standing-wave ratio loss test figure of the wireless communication device of present pre-ferred embodiments.
Main element symbol description
| Wireless communication device | 100 |
| Circuit board | 10 |
| Feed-in terminal separated | 121 |
| Ground terminal | 122 |
| Mounting hole | 14 |
| Shell | 20 |
| Main part | 21 |
| End | 22 |
| Side wall | 221 |
| Interconnecting piece | 222 |
| Connector | 223 |
| First antenna | 30 |
| Location hole | 31 |
| Second antenna | 40 |
| Feeding portion | 41 |
| Grounding parts | 42 |
| First radiator | 43 |
| First engaging portion | 431 |
| Second engaging portion | 432 |
| Third engaging portion | 433 |
| 4th engaging portion | 434 |
| Second radiator | 44 |
| First linkage section | 441 |
| Second linkage section | 442 |
| Third linkage section | 443 |
Following specific implementation mode will be further illustrated the present invention in conjunction with above-mentioned attached drawing.
Specific implementation mode
Fig. 1 is please referred to, presently preferred embodiments of the present invention discloses a kind of wireless communication device 100, can be mobile phone, a number
Word assistant etc..The wireless communication device 100 includes circuit board 10, shell 20, first antenna 30 and the second antenna 40.
Referring to Fig. 2, a circuit board 10 substantially rectangular slab, is arranged at intervals with a feed-in terminal separated 121 and one and connects thereon
Ground terminal 122.It is further opened with two mounting holes 14 on the circuit board 10, is used to install shell 20.
The shell 20 includes main part 21 and end 22.The main part 21 is the shell of wireless communication device 100, can be led to
The existing modes such as screw connection are crossed to be fixed on circuit board 10.The end 22 is made of metal and encloses set on the circuit board 10
One end.The end 22 includes side wall 221 and two interconnecting pieces 222, and the shape of the side wall 221 is mutually fitted with the edge shape of circuit board 10
It answers, so that the side wall 221 can preferably be enclosed set on 10 one end of the circuit board, in the present embodiment, which is in arc
Shape.Two interconnecting piece 222 is positioned apart from the side wall 221, and a connection piece 223, the connection are arranged on each interconnecting piece 222
Part 223 can be the metalwork that rivet or stud etc. can coordinate with through-hole.The connector 223 is to relative positioning end
22, first antenna 30 and circuit board 10.
The first antenna 30 is unipole antenna, and one end is provided with a positioning hole 31.When the first antenna 30 is fixedly arranged on circuit
When on plate 10, which is directed at the mounting hole 14 close to feed-in terminal separated 121 to fit on the circuit board 10.Due to
The first antenna 30 is fixedly arranged on close to the side of feed-in terminal separated 121, and electric current can be coupled to this first day by the feed-in terminal separated 121
On line 30.
Also referring to Fig. 3, which is suspended on the circuit board 10 comprising feeding portion 41, grounding parts 42,
First radiator 43 and the second radiator 44.The feeding portion 41 of second antenna 40 and the feed-in terminal separated 121 on the circuit board 10
It is electrically connected, with for the 40 feed-in electric current of the second antenna, the grounding parts 42 of second antenna 40 and the ground connection on the circuit board 10
Terminal 122 is electrically connected, so as to flow into the electric current forming circuit of second antenna 40.
First radiator 43 includes the first engaging portion 431, the second engaging portion 432, the combination of third engaging portion 433 and the 4th
Portion 434, first engaging portion 431, the second engaging portion 432, third engaging portion 433 and the 4th engaging portion 434 head and the tail phase successively
It connects to form a closed loop configuration.Specifically, which is electrically connected at feeding portion 41.Second combination
Portion 432 is connected to first engaging portion 431 at an angle, and the side for facing away from first engaging portion 431 extends.It should
A groove is formed between third engaging portion 433 and the second engaging portion 432.In addition, the third engaging portion 433 is electrically connected at ground connection
Portion 42.4th engaging portion 434 substantially with 433 vertical connection of third engaging portion.In the present embodiment, second engaging portion 432
Width be narrower than the width of the first engaging portion 431 and third engaging portion 433.
Second radiator 44 includes the first linkage section 441, the second linkage section 442 and third linkage section 443.First company
It connects section 441 and is connected to the position that the first engaging portion 431 of first radiator 43 connects with the second engaging portion 432.Second company
It connects 442 one end of section and is connected to first linkage section 441, and the court direction parallel with the second engaging portion 432 of the first radiator 43
Extend to cross second engaging portion 432.The third linkage section 443 is connected to second linkage section 442 with respect to the first linkage section
441 one end.
When assembly, a connection piece 223 of the end 22 is first passed through into the location hole 31 of the first antenna 30 and is locked in pair
In the mounting hole 14 answered, another connector 223 is locked in another mounting hole 14, and then first antenna 30 is fixed on circuit board
On 10, and end 22 is positioned to the side of circuit board 10.Thereafter the feeding portion 41 of the second antenna 40 is electrically connected at circuit
Feed-in terminal separated 121 on plate 10, grounding parts 42 are electrically connected at the ground terminal 122 on circuit board 10.Finally, by main part 21
It the modes such as is connected by screw to be fixedly arranged on circuit board 10.
Referring to Fig. 4, being further illustrated below in the present embodiment, the work of the first antenna 30 and the second antenna 40 is former
Reason：
When electric current flows through the feed-in terminal separated 121 on circuit board 10, since first antenna 30 and the feed-in terminal separated 121 are spaced
It is arranged, on current coupling to the first antenna 30, electric current flows through the first antenna 30 and flows through the shell by the connector 223
20 end 22, wireless signal of the first antenna 30 transmitting-receiving at this time with the first centre frequency.Manufacturing and designing the stage, is passing through
Adjust the size of the first antenna 30 and end 22 so that the wireless communication device 100 receive and dispatch the first centre frequency be
There is preferable effect when wireless signal (such as DCS1800) of 1748MHz.The feeding portion 41 of second antenna 40 passes through the feed-in
Terminal 121 is by current fed second antenna 40, and first radiator 43 has electric current by and by grounding parts 42 by electric current at this time
It imports ground terminal 122 and forms a current loop, so that nothing of first radiator 43 transmitting-receiving with second central frequency
Line signal.Manufacturing and designing the stage, by adjusting the size of first radiator 43 so that the wireless communication device 100 is being received
Send out the wireless signal that second central frequency is 1880MHZ（Such as PCS1900）When have preferable effect.In addition, electric current passes through this
First radiator 43, which flow to second radiator 44 and induces current into ground terminal 122 by the grounding parts 42, forms an electric current
Circuit, so that wireless signal of second radiator 44 transmitting-receiving with third centre frequency.Manufacturing and designing the stage, is passing through
Adjust the size of second radiator 44 so that wireless communication device 100 is 870MHZ in transmitting-receiving third centre frequency（Such as
GSM850 and EGSM900）When have preferable effect.It also referring to Fig. 4 and table 1, can be seen that according to test data, the channel radio
T unit 100 all has preferably transmitting-receiving efficiency in above-mentioned multiple resonant frequencies.
Each frequency band signals transmission/reception efficiency of 1 wireless communication device of table
In conclusion all equivalent transformations made according to spirit of that invention, should all be covered by the scope of the present invention.
Claims (10)
1. a kind of wireless communication device, the wireless communication device includes circuit board, it is characterised in that：The wireless communication device
Further include end, first antenna and the second antenna, the end is a metal shell of wireless communication device, on the circuit board
Feed-in terminal separated is set, connector is set on the end, the circuit board is fixed in the end and first antenna by the connector
On, the first antenna and feed-in terminal separated interval are arranged, and second antenna is electrically connected with the feed-in terminal separated, when electric current is from institute
After stating feed-in terminal separated feed-in, the current coupling to the first antenna flows through the first antenna and by the connector
The end is flowed through, so that the wireless signal with the first centre frequency is received and dispatched in the first antenna and the end jointly.
2. wireless communication device as described in claim 1, it is characterised in that：It is provided with mounting hole on the circuit board, described
One antenna one end is provided with location hole, and the connector of the end passes through the mounting hole and location hole.
3. wireless communication device as described in claim 1, it is characterised in that：The end includes side wall and two interconnecting pieces, institute
It states side wall to enclose set on one end of the circuit board, two interconnecting piece is positioned apart from the side wall.
4. wireless communication device as claimed in claim 3, it is characterised in that：The connector is set on the interconnecting piece.
5. wireless communication device as described in claim 1, it is characterised in that：It is additionally provided with ground terminal on the circuit board,
Second antenna is suspended on the circuit board, and second antenna includes feeding portion and grounding parts, and the feeding portion is electrical
It is connected to the feed-in terminal separated, the grounding parts are electrically connected at the ground terminal.
6. wireless communication device as claimed in claim 5, it is characterised in that：Second antenna includes the first radiator, institute
State the first radiator include the first engaging portion, the second engaging portion, third engaging portion and the 4th engaging portion, first engaging portion,
Second engaging portion, third engaging portion and the 4th engaging portion are end to end to form a closed loop configuration successively.
7. wireless communication device as claimed in claim 6, it is characterised in that：First engaging portion and the feeding portion are electrical
Connection, the third engaging portion are electrically connected with the grounding parts.
8. wireless communication device as claimed in claim 6, it is characterised in that：Second antenna further includes the second radiator,
Second radiator includes the first linkage section, the second linkage section and third linkage section, and first linkage section is connected to described
First engaging portion of the first radiator, second linkage section are connected to first linkage section, and are directed parallel to described
The direction of second engaging portion of one radiator extends to cross second engaging portion, and the third linkage section is connected to described the
The one end of two linkage sections relative to first linkage section.
9. a kind of wireless communication device, the wireless communication device includes circuit board, it is characterised in that：The wireless communication device
Including shell and first antenna, the shell includes end made of metal, is arranged feed-in terminal separated on the circuit board, and described
One antenna is arranged with feed-in terminal separated interval, connector is arranged on the end, the connector consolidates the end and first antenna
Due on the circuit board, after electric current is from the feed-in terminal separated feed-in, the current coupling flows through described to the first antenna
First antenna simultaneously flows through the end by the connector, so that transmitting-receiving has jointly for the first antenna and the end
The wireless signal of first centre frequency.
10. wireless communication device as claimed in claim 9, it is characterised in that：The end includes side wall and two interconnecting pieces, institute
It states side wall to enclose set on one end of the circuit board, two interconnecting piece is positioned apart from the side wall, and the connector is set
It is placed on the interconnecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310170333.4A CN104143680B (en) | 2013-05-10 | 2013-05-10 | Wireless communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310170333.4A CN104143680B (en) | 2013-05-10 | 2013-05-10 | Wireless communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104143680A CN104143680A (en) | 2014-11-12 |
| CN104143680B true CN104143680B (en) | 2018-08-07 |
Family
ID=51852805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310170333.4A Expired - Fee Related CN104143680B (en) | 2013-05-10 | 2013-05-10 | Wireless communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104143680B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921035B (en) * | 2017-01-20 | 2020-04-17 | 瑞声科技(新加坡)有限公司 | Antenna system |
| CN109638416B (en) * | 2018-12-19 | 2021-08-03 | 惠州Tcl移动通信有限公司 | Antenna structure and electronic device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102742074A (en) * | 2009-12-14 | 2012-10-17 | 脉冲芬兰有限公司 | Multiband antenna structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101332544B1 (en) * | 2007-01-09 | 2013-11-22 | 엘지전자 주식회사 | Portable terminal |
-
2013
- 2013-05-10 CN CN201310170333.4A patent/CN104143680B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102742074A (en) * | 2009-12-14 | 2012-10-17 | 脉冲芬兰有限公司 | Multiband antenna structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104143680A (en) | 2014-11-12 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180807 Termination date: 20210510 |