CN201594586U - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
- Publication number
- CN201594586U CN201594586U CN2009202655479U CN200920265547U CN201594586U CN 201594586 U CN201594586 U CN 201594586U CN 2009202655479 U CN2009202655479 U CN 2009202655479U CN 200920265547 U CN200920265547 U CN 200920265547U CN 201594586 U CN201594586 U CN 201594586U
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- short range
- module
- portable terminal
- signal
- frequency divider
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Abstract
The utility model provides a mobile terminal. The mobile terminal comprises a communication module, a communication antennae, a short-range radio signal processing module used for modulating /demodulating short-range radio transmission signals and a multi-media signal processing module used for receiving and processing multi-media broadcasting signals. The mobile terminal also comprises a dual band frequency divider and a circuit matching module, wherein the dual band frequency divider is respectively connected with the short-range radio signal processing module and the multi-media signal processing module, and the dual band frequency divider is used for dividing short-range radio signals and multi-media broadcasting signals according to frequencies; one end of the circuit matching module is connected with the dual band frequency divider, the other end is connected with a dual band antennae by a feed metal spring, and the circuit matching module is used for adjusting the impedance matching between the dual band antennae, and the short-range radio signal processing module and the multi-media signal processing module. The two functional modules of the mobile terminal share one feed metal spring and one antenna, so the printed circuit board (PCB) area occupied is reduced, the functional modules are conveniently debugged, and the coupling interference in the communication antennae is reduced.
Description
Technical field
The utility model relates to the communications electronics field, relates in particular to a kind of portable terminal.
Background technology
Fast development along with the communications electronics technology, existing mobile terminal function is more and more complete, bluetooth, WiMAX (WiFi, Wireless Fidelity) etc. technology generally adopts on portable terminal, China Mobile multimedia broadcasting (CMMB, China Mobile Multimedia Broadcasting) also progressively is applied in portable terminal.
But along with the increase of mobile terminal function, how newly-increased functional module is implanted in the limited portable terminal in space, is exactly the problem that manufacturer need solve.For the portable terminal that has CMMB and WiFi or bluetooth simultaneously, in existing technical scheme, CMMB is because need broader bandwidth, generally is furnished with an external antenna, bluetooth/WiFi antenna and CMMB antenna are because frequency range different, usually adopt built-in unipole antenna, add the communication antenna that portable terminal is used to communicate by letter, three antennas at least need to arrange on the portable terminal.
The present utility model people finds that there is significant disadvantages in above-mentioned existing technical scheme in implementing process of the present utility model:
If portable terminal comprises bluetooth/WiFi and CMMB function, so need be at printed circuit board (PCB, Printed Circuit Board) goes up two antenna feed points of reservation, and need on pcb board or casing, reserve the antenna debug space for built-in bluetooth/WiFi antenna.Be tending towards miniaturization, intelligentized epoch at portable terminal, such design may cause the PCB size bigger than normal; And under the situation, debugging is just more difficult more closely for, device layout certain in the PCB size.
Secondly, built-in bluetooth/WiFi antenna can be competed antenna debugging zone with communication antenna again, and by coupled modes interfere with communications antenna, influences the performance of communication antenna.
The utility model content
The utility model provides a kind of portable terminal, the antenna of bluetooth/WiFi and the combination of antennas of CMMB are in the same place, and a shared feed metal clips and an antenna reduce the area occupied to pcb board, make things convenient for the debugging of communication antenna simultaneously, reduce coupled interference communication antenna.
For reaching above-mentioned technique effect, the portable terminal that the utility model provides is except comprising: be used to carry out the communication module and the communication antenna of radio communication, be used to send/receive the short range wireless transmission signal and described short range wireless transmission signal is carried out the short range radio signals processing module that modulating/demodulating is handled; Be used to receive outside the multimedia signal dispose module of handling multimedia broadcast signal, described portable terminal also comprises:
The two-band frequency divider that is connected with described short range radio signals processing module, multimedia signal dispose module respectively, described two-band frequency divider are used for that described short range radio signals and described multimedia broadcast signal are carried out frequency division and isolate;
One end links to each other with described two-band frequency divider, the Circuit Matching module that the other end links to each other with dual-band antenna by the feed metal clips, described Circuit Matching module are used to regulate the impedance matching between described dual-band antenna and described short range radio signals processing module, the multimedia signal dispose module.
Preferably, the input of described short range radio signals processing module links to each other with an output of described two-band frequency divider; The output of described short range radio signals processing module links to each other with an input of described two-band frequency divider; The input of described multimedia signal dispose module links to each other with another output of described two-band frequency divider.
Preferably, described dual-band antenna is the drawing and pulling type antenna, is used for transmission/reception short range wireless transmission signal, and the receiving multimedia broadcast signal.
Preferably, described short range radio signals processing module, multimedia signal dispose module, two-band frequency divider, feed metal clips are fixed on the printed circuit board of described portable terminal.
Preferably, described dual-band antenna and described communication antenna lay respectively at the two ends of described portable terminal.
Preferably, described short range wireless transmission signal comprises: Bluetooth signal or WiMAX (WiFi) signal.
Preferably, described multimedia broadcast signal comprises: China Mobile multimedia broadcasting (CMMB) signal.
Implement the portable terminal that the utility model provides, the antenna of short range radio signals and the combination of antennas of multi-media signal are in the same place, a shared feed metal clips and an antenna, minimizing is to the area occupied of pcb board, make things convenient for the debugging of communication antenna simultaneously, reduce coupled interference communication antenna.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the utility model first example structure schematic diagram;
Fig. 2 is the utility model second example structure schematic diagram.
Embodiment
The utility model provides a kind of portable terminal, the antenna of bluetooth/WiFi and the combination of antennas of CMMB are in the same place, and a shared feed metal clips and an antenna reduce the area occupied to pcb board, make things convenient for the debugging of communication antenna simultaneously, reduce coupled interference communication antenna.
Referring to Fig. 1, be the utility model first example structure schematic diagram, as shown in Figure 1:
This portable terminal comprises: be used to carry out the communication module 1 and the communication antenna 2 of radio communication, be used to send/receive the short range wireless transmission signal and described short range wireless transmission signal is carried out the short range radio signals processing module 3 that modulating/demodulating is handled; Be used to receive the multimedia signal dispose module 4 of handling multimedia broadcast signal; In addition, the portable terminal that provides of present embodiment also comprises:
The two-band frequency divider 5 that is connected with short range radio signals processing module 3, multimedia signal dispose module 4 respectively, this two-band frequency divider 5 are used for that short range radio signals and multimedia broadcast signal are carried out frequency division and isolate.
The portable terminal that present embodiment provides also comprises: an end links to each other with two-band frequency divider 5, the Circuit Matching module 6 that the other end links to each other with dual-band antenna 8 by feed metal clips 7, this Circuit Matching module 6 are used to regulate the impedance matching between dual-band antenna 8 and short range radio signals processing module 3, the multimedia signal dispose module 4.
Implement the portable terminal that the utility model provides, the antenna of short range radio signals and the combination of antennas of multi-media signal are in the same place, a shared feed metal clips and an antenna, minimizing is to the area occupied of pcb board, make things convenient for the debugging of communication antenna simultaneously, reduce coupled interference communication antenna.
Referring to Fig. 2, be the utility model second example structure schematic diagram, in the present embodiment, with the structure of more detailed this portable terminal of description.As shown in Figure 2:
This portable terminal comprises: be used to carry out the communication module 1 and the communication antenna 2 of radio communication, be used to send/receive the short range wireless transmission signal and described short range wireless transmission signal is carried out the short range radio signals processing module 3 that modulating/demodulating is handled; Be used to receive the multimedia signal dispose module 4 of handling multimedia broadcast signal; The two-band frequency divider 5 that is connected with short range radio signals processing module 3, multimedia signal dispose module 4 respectively, this two-band frequency divider 5 are used for that short range radio signals and multimedia broadcast signal are carried out frequency division and isolate.Circuit Matching module 6 one ends link to each other with two-band frequency divider 5, the other end links to each other with dual-band antenna 8 by feed metal clips 7, and this Circuit Matching module 6 is used to regulate the impedance matching between dual-band antenna 8 and short range radio signals processing module 3, the multimedia signal dispose module 4.
Further, in the present embodiment, described short range wireless transmission signal comprises: Bluetooth signal or WiMAX (WiFi) signal.Integrated chip and auxiliary circuit and some match circuits of mainly comprising bluetooth/WiFi in the short range radio signals processing module 3 are that the function body of bluetooth/WiFi is realized module, realize the processing such as modulating/demodulating of bluetooth/WiFi signal transmission signal.
Further, in the present embodiment, described multimedia broadcast signal comprises: China Mobile multimedia broadcasting (CMMB) signal.Multimedia signal dispose module 4 comprises that mainly CMMB receives the integrated master chip of processing and auxiliary circuit and match circuit, realizes the reception and the processing of CMMB signal, makes it to be converted into without distortion vision signal.
More specifically, the input of short range radio signals processing module 3 links to each other with an output of two-band frequency divider 5; The output of short range radio signals processing module 3 links to each other with an input of two-band frequency divider 5; The input of multimedia signal dispose module 4 links to each other with another output of two-band frequency divider 5.Two-band frequency divider 5: the frequency division of mainly realizing CMMB signal and bluetooth/WiFi signal is isolated, and it is worked alone separately and reduce as far as possible and disturb.
Further, dual-band antenna 8 is the drawing and pulling type antenna, regulate its length by pull, to adapt to the size needs of short range radio signals processing module 3,4 pairs of antennas of multimedia signal dispose module, adapt to two kinds of standards, finish transmission/reception short range wireless transmission signal, and the receiving multimedia broadcast signal.
In the present embodiment, short range radio signals processing module 3, multimedia signal dispose module 4, two-band frequency divider 5, feed metal clips 6 all are fixed on the pcb board 9 of portable terminal.And dual-band antenna 8 and communication antenna 2 lay respectively at the two ends or the both sides of portable terminal.
Implement the portable terminal that the utility model provides, the antenna of short range radio signals and the combination of antennas of multi-media signal are substituted with dual-band antenna together, a shared feed metal clips and an antenna, compare with existing scheme, the portable terminal that present embodiment provides has reduced an antenna and a feed metal clips, therefore reduce area occupied, and then reduce the volume of portable terminal pcb board.Make things convenient for the debugging of communication antenna simultaneously, and the minimizing of antenna amount increases the distance between the antenna, reduces the coupled interference to communication antenna.
Above disclosed only is a kind of preferred embodiment of the utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Through the above description of the embodiments, those skilled in the art can be well understood to the utility model and can realize by the mode that software adds essential hardware platform, can certainly all implement by hardware.
Claims (7)
1. a portable terminal comprises: be used to carry out the communication module and the communication antenna of radio communication, be used to send/receive the short range wireless transmission signal and described short range wireless transmission signal is carried out the short range radio signals processing module that modulating/demodulating is handled; Be used to receive the multimedia signal dispose module of handling multimedia broadcast signal; It is characterized in that described portable terminal also comprises:
The two-band frequency divider that is connected with described short range radio signals processing module, multimedia signal dispose module respectively, described two-band frequency divider are used for that described short range radio signals and described multimedia broadcast signal are carried out frequency division and isolate;
One end links to each other with described two-band frequency divider, the Circuit Matching module that the other end links to each other with dual-band antenna by the feed metal clips, described Circuit Matching module are used to regulate the impedance matching between described dual-band antenna and described short range radio signals processing module, the multimedia signal dispose module.
2. portable terminal as claimed in claim 1 is characterized in that, the input of described short range radio signals processing module links to each other with an output of described two-band frequency divider; The output of described short range radio signals processing module links to each other with an input of described two-band frequency divider; The input of described multimedia signal dispose module links to each other with another output of described two-band frequency divider.
3. portable terminal as claimed in claim 1 is characterized in that described dual-band antenna is the drawing and pulling type antenna, is used for transmission/reception short range wireless transmission signal, and the receiving multimedia broadcast signal.
4. portable terminal as claimed in claim 1 is characterized in that, described short range radio signals processing module, multimedia signal dispose module, two-band frequency divider, feed metal clips are fixed on the printed circuit board of described portable terminal.
5. as each described portable terminal in the claim 1 to 4, it is characterized in that described dual-band antenna and described communication antenna lay respectively at the two ends of described portable terminal.
6. portable terminal as claimed in claim 5 is characterized in that, described short range wireless transmission signal comprises: Bluetooth signal or WiMAX (WiFi) signal.
7. portable terminal as claimed in claim 6 is characterized in that, described multimedia broadcast signal comprises: China Mobile multimedia broadcasting (CMMB) signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202655479U CN201594586U (en) | 2009-12-25 | 2009-12-25 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202655479U CN201594586U (en) | 2009-12-25 | 2009-12-25 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201594586U true CN201594586U (en) | 2010-09-29 |
Family
ID=42776654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202655479U Expired - Lifetime CN201594586U (en) | 2009-12-25 | 2009-12-25 | Mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201594586U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064435A (en) * | 2010-11-04 | 2011-05-18 | 美商威睿电通公司 | Earth wire balancing device and method for externally connected device |
| CN106411352A (en) * | 2016-09-29 | 2017-02-15 | 努比亚技术有限公司 | Mobile terminal and communication processing method thereof |
| CN108321494A (en) * | 2018-01-19 | 2018-07-24 | 广东欧珀移动通信有限公司 | Antenna assembly and electronic equipment |
-
2009
- 2009-12-25 CN CN2009202655479U patent/CN201594586U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064435A (en) * | 2010-11-04 | 2011-05-18 | 美商威睿电通公司 | Earth wire balancing device and method for externally connected device |
| CN102064435B (en) * | 2010-11-04 | 2013-04-17 | 美商威睿电通公司 | Earth wire balancing device and method for externally connected device |
| CN106411352A (en) * | 2016-09-29 | 2017-02-15 | 努比亚技术有限公司 | Mobile terminal and communication processing method thereof |
| CN108321494A (en) * | 2018-01-19 | 2018-07-24 | 广东欧珀移动通信有限公司 | Antenna assembly and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100929 |