CN201758453U - Wireless launching device and wireless terminal - Google Patents
Wireless launching device and wireless terminal Download PDFInfo
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- CN201758453U CN201758453U CN2010202223092U CN201020222309U CN201758453U CN 201758453 U CN201758453 U CN 201758453U CN 2010202223092 U CN2010202223092 U CN 2010202223092U CN 201020222309 U CN201020222309 U CN 201020222309U CN 201758453 U CN201758453 U CN 201758453U
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- module
- transceiver
- switch control
- wireless
- duplexer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a wireless launching device and a wireless terminal. The wireless launching device comprises a main board, a base band module, a wireless transceiver, a damping module, a power amplifying module, an antenna switch and an antenna, wherein a first signal output end of the base band module is connected to the wireless transceiver; the wireless transceiver, the damping module, the power amplifying module and the antenna switch are connected to the antenna one by one; and the wireless launching device further comprises a switch control module which forms a launching bypass of the wireless launching device. When the terminal works with high power, the switch control module is disconnected and a radio frequency access works under the current mode. When the terminal works with low power, the base band module controls the power amplifying module and the antenna switch to switch off and controls the switch control module to be connected, in order to send a video frequency signal to the antenna through the launching bypass of the switch control module, and at the moment, the damping module and the power amplifying module hardly consume electricity, therefore saving the energy.
Description
Technical field
The utility model relates to the wireless transmission technical field, particularly a kind of wireless launcher and wireless terminal.
Background technology
Along with the raising of people's living standard, communication terminal is in vogue day by day, and its user is huge.Data according in February, 2010 issue of international telecommunication tissue show that by the end of the end of last year, global mobile subscriber surpasses 4,600,000,000, estimates for the end of the year 2010 and can break through 5,000,000,000.Data show, before 10 years, average every user every month made a call 174 minutes with mobile phone, and to last Sep, this numeral has reached 288 minutes, and promptly every day, each user's communication time was 9.8 minutes, as seen, these portable terminals are all consuming a large amount of energy every day.
See also Fig. 1, existing GSM (Global System for Mobile Communications, global system for mobile communications) in the technology, common wireless launcher generally comprises baseband module 101, transceiver 102, attenuation module 103, power amplifier module 104, duplexer 105 and the antenna 106 that connects successively.The power output of described transceiver 102 is about 6dBm (dBm), and the input power of existing power amplifier module 104 requires about 3dBm.Therefore need attenuation network that the signal of transceiver 102 outputs is decayed, guarantee the integrality of signal.
Above-mentioned wireless launcher is under the situation of high-power emission, generally can not waste energy, if but under the good situation of network environment, just under the low-down situation of terminal transmit power, this framework especially attenuation module 103 and power amplifier module 104 will produce unnecessary energy resource consumption, causes waste.
Thereby prior art is still waiting to improve and improve.
The utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of wireless launcher, can reduce energy resource consumption.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of wireless launcher, it comprises, mainboard and be used to receive and launch the transceiver of wireless signal; Be used to control the baseband module of transceiver work; Be used for attenuation module that the wireless signal of described transceiver emission is decayed; Be used for the power amplifier module that amplifies of signal after the decay; Be used to connect the duplexer of antenna, and antenna;
Described baseband module, transceiver, attenuation module, power amplifier module and duplexer all are arranged on the described mainboard; And first signal output part of described baseband module connects described transceiver; Described transceiver, attenuation module, power amplifier module, duplexer and antenna are connected successively;
Wherein, described wireless launcher also comprises the switch control module that is arranged on the described mainboard; Described transceiver and attenuation module have the first public wiring point, and described duplexer and antenna have the second public wiring point; First signal input part of described switch control module connects the described first public wiring point, the secondary signal input of described switch control module is connected with the secondary signal output of described baseband module, and the output of switch control module connects the described second public wiring point; The 3rd signal output part of described baseband module is connected with power amplifier module, and the 4th signal output part is connected with duplexer; Described baseband module also is used for the break-make of power controlling amplification module, duplexer and switch control module.
Described wireless launcher, wherein, described attenuation module comprises high frequency attenuation module and low cut module.
Described wireless launcher, wherein, described switch control module is a single-pole double-throw switch (SPDT); One end of the double-throw head of described single-pole double-throw switch (SPDT) connects the high-frequency emission path of described transceiver, and the other end of double-throw head connects the low frequencies path of described transceiver.
Another purpose of the present utility model also is to provide a kind of wireless terminal, and wherein, described wireless terminal comprises a wireless launcher, and described wireless launcher comprises mainboard, and is used to receive and launch the transceiver of wireless signal; Be used to control the baseband module of transceiver work; Be used for attenuation module that the wireless signal of described transceiver emission is decayed; Be used for the power amplifier module that the signal with attenuation module output amplifies; Be used to connect the duplexer of antenna; Antenna, and switch control module;
Described baseband module, transceiver, attenuation module, power amplifier module, duplexer and switch control module all are arranged on the described mainboard; And first signal output part of described baseband module connects described transceiver; Described transceiver, attenuation module, power amplifier module, duplexer and antenna are connected successively;
Described transceiver and power amplifier module have the first public wiring point, and described duplexer and antenna have the second public wiring point; First signal input part of described switch control module connects the described first public wiring point, the secondary signal input of described switch control module is connected with the secondary signal output of described baseband module, and the output of switch control module connects the described second public wiring point; The 3rd signal output part of described baseband module is connected with power amplifier module, and the 4th signal output part is connected with duplexer; Described baseband module also is used for the break-make of power controlling amplification module, duplexer and switch control module.
Described wireless terminal, wherein, described attenuation module comprises high frequency attenuation module and low cut module.
Described wireless terminal, wherein, described switch control module is a single-pole double-throw switch (SPDT); One end of the double-throw head of described single-pole double-throw switch (SPDT) connects the high-frequency emission path of described transceiver, and the other end of double-throw head connects the low frequencies path of described transceiver.
Described wireless terminal, wherein, described wireless terminal is a portable terminal.
Wireless launcher that the utility model provides and wireless terminal, owing to adopted a switch control module in parallel on the path of attenuation module and duplexer, form the emission bypass of wireless launcher by this switch control module, when terminal works during in high power level, switch control module disconnects, radio frequency path is by existing mode work, when terminal works during in low power level, baseband module is controlled described power amplifier module and duplexer cuts out, and control switch control module conducting, radiofrequency signal sends to antenna by the emission bypass of switch control module, this moment attenuation module and power amplifier module power consumption hardly, thereby reduced the current loss of wireless terminal, improved the operating efficiency of wireless launcher, also realized the saving energy simultaneously, the target of environmental protection.
Description of drawings
The structured flowchart of wireless launcher in Fig. 1 prior art;
Fig. 2 is the structured flowchart of the utility model wireless launcher;
Fig. 3 is the electrical block diagram of the utility model wireless launcher.
Embodiment
The utility model provides a kind of wireless launcher and wireless terminal, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, below with reference to accompanying drawing and give an actual example the utility model is further described.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 2, wireless launcher of the present utility model is arranged on wireless terminal, for example in the body (not marking among the figure) of portable terminal, it comprises mainboard 110, baseband module 120, transceiver 130, attenuation module 140, power amplifier module 150, duplexer 160, antenna 170 and switch control module 180.Described baseband module 120, transceiver 130, attenuation module 140, power amplifier module 150, duplexer 160 and switch control module 180 all are arranged on the described mainboard 110.
First signal output part of described baseband module 120 is connected with described transceiver 130, is used to control transceiver 130 work, and this transceiver 130 is used for receiving and the emission wireless signal according to the control signal of baseband module 120.Described attenuation module 140 is connected with transceiver 130, is used for the wireless signal of described transceiver 130 emissions is decayed to the required signal of described power amplifier module 150 work.
Described power amplifier module 150 is arranged between described attenuation module 140 and the duplexer 160, be used for power amplification with the signal of attenuation module 140 output after, send to duplexer 160, make duplexer 160 connect or close antenna 170.
1. described transceiver 130 and attenuation module 140 have the first public wiring point, 2. described duplexer 160 and antenna 170 have the second public wiring point, 1. first signal input part of described switch control module 180 connects this first public wiring point, the secondary signal input of switch control module 180 and described baseband module 120 secondary signal outputs, 2. the output of switch control module 180 connects the described second public wiring point.The 3rd signal output part of described baseband module 120 and described power amplifier module 150, the four signal output parts are connected with duplexer 160.
Described switch control module 180 is used to form the emission bypass of this wireless launcher, and described switch control module 180 is transmitted control signal by described baseband module 120, thereby controls the break-make of this emission bypass.
When the power of wireless launcher output during greater than the power output of transceiver 130, promptly wireless launcher is operated under the high power level, and described wireless launcher is by existing radiation pattern emitting radio frequency signal; That is, the emission bypass of wireless launcher disconnects, and the emission path that transceiver 130 sends radiofrequency signal process attenuation module 140, power amplifier module 150 and duplexer 160 sends to antenna 170.
When the power output of wireless launcher is less than or equal to the power output of transceiver 130, be that wireless launcher is operated under the low power level, described baseband module 120 described power amplifier modules 150 of control and duplexer 160 are closed, and control switch control module 180 conductings, the radiofrequency signal that this moment, transceiver 130 sent sends to antenna 170 by switch control module 180 (that is emission bypass).At this moment, because power amplifier module 150 and duplexer 160 closed, thus current sinking hardly, thus the energy saved.
See also Fig. 3, because the radiofrequency signal that transceiver 130 sends comprises high-frequency radiofrequency signal and low-frequency radiofrequency signal, attenuation module 140 of the present utility model comprises high frequency attenuation module 141 and low cut module 142.The high frequency or the low frequency signal of 130 outputs of 142 pairs of transceivers of this high frequency attenuation module 141 and low cut module carry out respective attenuation.
In order to reduce cost, described switch control module 180 adopts a single-pole double-throw switch (SPDT) K1, one end of the double-throw head of described single-pole double-throw switch (SPDT) K1 connects the high-frequency emission path of described transceiver 130, and the other end of double-throw head connects the low frequencies path of described transceiver 130.
Like this when the wireless transmission terminal works in high power level following time, described single-pole double-throw switch (SPDT) K1 can do following processing:
When 1, wireless launcher is operated in low frequency, high frequency channel and antenna 170 conductings of baseband module 120 control single-pole double-throw switch (SPDT) K1, because the front end of transceiver 130 does not have signal at this moment, therefore being equivalent to single-pole double-throw switch (SPDT) K1 is in off-state.
When 2, wireless launcher is operated in high frequency, low frequency channel and antenna 170 conductings of baseband module 120 control single-pole double-throw switch (SPDT) K1, because the low frequency end of transceiver 130 does not have signal at this moment, therefore being equivalent to single-pole double-throw switch (SPDT) K1 is in off-state.
And when the wireless transmission terminal works in low power level following time, baseband module 120 power controlling amplification modules 150 and duplexer 160 are closed, simultaneously, control single-pole double-throw switch (SPDT) corresponding high frequency of K1 conducting or low frequencies path.That is, when wireless launcher was operated in high frequency, single-pole double-throw switch (SPDT) K1 made the front end and antenna 170 conductings of transceiver 130; Otherwise when wireless launcher was operated in low frequency, single-pole double-throw switch (SPDT) K1 made the low frequency end and antenna 170 conductings of transceiver 130.Like this since signal no longer through overdamping and power amplification, the power consumption that therefore will save attenuation module and power amplifier module.
With a common GSM900 frequency band, power grade is that the terminal of 4 classes is an example, and the power controlling grade of terminal is from the class 5 to the grade 19, and then the power control range is from 33dBm to 5dBm.When the lowest power of emission is grade 19 (power output 5dBm), common PA (power amplification) module will consume the electric current of about 20mA.If system works is closed the path of PA when this power, the power consumption of terminal can be reduced about 20mA, but also the stand-by time that can prolong wireless terminal is brought better user experience.
Like this, to the end of the year 2010, if the each audio-frequency current of each user can be saved 20mA (by the powered battery of 3.8V), the whole world can save 620 in one day, and the 666KWH electric weight considers that more common charger efficient is 60%, so the whole world can save 1 every day, 034,444 degree electricity, the electric weight that visible the utility model is saved is surprising data.
Based on above-mentioned wireless launcher, the utility model embodiment also correspondence provides a kind of wireless terminal, and this wireless terminal is a portable terminal, described terminal comprises the wireless launcher that the utility model embodiment provides, in view of this wireless launcher in above existing detailed description, repeat no more herein.
In sum, wireless launcher that the utility model provides and wireless terminal, owing to adopted a switch control module in parallel on the path of attenuation module and duplexer, form the emission bypass of wireless launcher by this switch control module, when terminal works during in high power level, switch control module disconnects, radio frequency path is by existing mode work, when terminal works during in low power level, baseband module is controlled described power amplifier module and duplexer cuts out, and the conducting of control switch control module, radiofrequency signal sends to antenna by the emission bypass of switch control module, this moment attenuation module and power amplifier module power consumption hardly, thereby reduced the current loss of wireless terminal, improve the operating efficiency of wireless launcher, prolonged the stand-by time of portable terminal, brought better user experience; Also realized saving the target of the energy, environmental protection simultaneously.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (7)
1. wireless launcher, it comprises, mainboard and
Be used to receive and launch the transceiver of wireless signal;
Be used to control the baseband module of transceiver work;
Be used for attenuation module that the wireless signal of described transceiver emission is decayed;
Be used for the power amplifier module that amplifies of signal after the decay;
Be used to connect the duplexer of antenna, and antenna;
Described baseband module, transceiver, attenuation module, power amplifier module and duplexer all are arranged on the described mainboard; And
First signal output part of described baseband module connects described transceiver; Described transceiver, attenuation module, power amplifier module, duplexer and antenna are connected successively;
It is characterized in that described wireless launcher also comprises the switch control module that is arranged on the described mainboard;
Described transceiver and attenuation module have the first public wiring point, and described duplexer and antenna have the second public wiring point; First signal input part of described switch control module connects the described first public wiring point, the secondary signal input of described switch control module is connected with the secondary signal output of described baseband module, and the output of switch control module connects the described second public wiring point;
The 3rd signal output part of described baseband module is connected with power amplifier module, and the 4th signal output part is connected with duplexer; Described baseband module also is used for the break-make of power controlling amplification module, duplexer and switch control module.
2. wireless launcher according to claim 1 is characterized in that, described attenuation module comprises high frequency attenuation module and low cut module.
3. wireless launcher according to claim 2 is characterized in that, described switch control module is a single-pole double-throw switch (SPDT); One end of the double-throw head of described single-pole double-throw switch (SPDT) connects the high-frequency emission path of described transceiver, and the other end of double-throw head connects the low frequencies path of described transceiver.
4. a wireless terminal is characterized in that, described wireless terminal comprises a wireless launcher, and described wireless launcher comprises that mainboard reaches
Be used to receive and launch the transceiver of wireless signal;
Be used to control the baseband module of transceiver work;
Be used for attenuation module that the wireless signal of described transceiver emission is decayed;
Be used for the power amplifier module that amplifies of signal after the decay;
Be used to connect the duplexer of antenna;
Antenna, and switch control module;
Described baseband module, transceiver, attenuation module, power amplifier module, duplexer and switch control module all are arranged on the described mainboard; And
First signal output part of described baseband module connects described transceiver; Described transceiver, attenuation module, power amplifier module, duplexer and antenna are connected successively;
Described transceiver and power amplifier module have the first public wiring point, and described duplexer and antenna have the second public wiring point; First signal input part of described switch control module connects the described first public wiring point, the secondary signal input of described switch control module is connected with the secondary signal output of described baseband module, and the output of switch control module connects the described second public wiring point;
The 3rd signal output part of described baseband module is connected with power amplifier module, and the 4th signal output part is connected with duplexer; Described baseband module also is used for the break-make of power controlling amplification module, duplexer and switch control module.
5. wireless terminal according to claim 4 is characterized in that, described attenuation module comprises high frequency attenuation module and low cut module.
6. wireless terminal according to claim 5 is characterized in that, described switch control module is a single-pole double-throw switch (SPDT); One end of the double-throw head of described single-pole double-throw switch (SPDT) connects the high-frequency emission path of described transceiver, and the other end of double-throw head connects the low frequencies path of described transceiver.
7. wireless terminal according to claim 4 is characterized in that, described wireless terminal is a portable terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202223092U CN201758453U (en) | 2010-06-02 | 2010-06-02 | Wireless launching device and wireless terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202223092U CN201758453U (en) | 2010-06-02 | 2010-06-02 | Wireless launching device and wireless terminal |
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| Publication Number | Publication Date |
|---|---|
| CN201758453U true CN201758453U (en) | 2011-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202223092U Expired - Fee Related CN201758453U (en) | 2010-06-02 | 2010-06-02 | Wireless launching device and wireless terminal |
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| CN (1) | CN201758453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106031297A (en) * | 2014-02-21 | 2016-10-12 | 康普技术有限责任公司 | Input selective smart bias tee |
-
2010
- 2010-06-02 CN CN2010202223092U patent/CN201758453U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106031297A (en) * | 2014-02-21 | 2016-10-12 | 康普技术有限责任公司 | Input selective smart bias tee |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20130602 |