CN102185620A - Method, device and equipment for processing radio frequency signal - Google Patents
Method, device and equipment for processing radio frequency signal Download PDFInfo
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- CN102185620A CN102185620A CN2011100311933A CN201110031193A CN102185620A CN 102185620 A CN102185620 A CN 102185620A CN 2011100311933 A CN2011100311933 A CN 2011100311933A CN 201110031193 A CN201110031193 A CN 201110031193A CN 102185620 A CN102185620 A CN 102185620A
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- antenna switch
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
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Abstract
The invention relates to a technology in communication field, in particular to a method, a device and equipment for processing a radio frequency signal. The method comprises the following steps that: a multi-channel antenna switch module directly receives radio frequency signals generated by one or more radio frequency modules, wherein the impedance of the radio frequency modules is consistent with the impedance of the multi-channel antenna switch module; and the multi-channel antenna switch module transmits the radio frequency signals to an antenna end. By the method, the device and the equipment for processing the radio frequency signals, the multi-channel antenna switch module and the radio frequency modules which have the consistent impedance are selected, connected with each other directly and integrated into one chip, so the area occupied by a circuit board is reduced and the cost is saved; moreover, as a matching circuit is absent in the prior art, the interference due to electromagnetic compatibility is reduced.
Description
Technical field
The present invention relates to technical field of communication, relate in particular to method, device and the equipment of handling radiofrequency signal.
Background technology
Along with the arrival in 4G epoch, cordless communication networks such as 2G, 3G and WiFi can't disappear and withdraw from the market immediately.The flourish isomerized trend of network that caused of wireless communication technology; the various wireless technologys that emerge in an endless stream provide network environment ubiquitous, isomery for the user jointly; comprise Wireless Personal Network, WLAN (wireless local area network), wireless MAN, wireless mobile wide area network, satellite network; and wireless sensor network etc., terminal technology could satisfy the requirement that the user roamed and made full use of various heterogeneous network resources towards multimodeization, intelligentized trend development.Because 3G, 4G networking and optimization need a process, therefore adopt traditional 2G assurance coverage now, and adopt 3G, WiFi to wait the application scenarios of streamed data business.Access capability when this just requires terminal to need to possess various modes under many application scenarios, the radio frequency of various different modes generally all operates on the different frequencies, and it is also different to the demand of frequency bandwidth, on 900MHz frequency band and 1800MHz frequency band, bandwidth is 200kHz as GSM; In the bandwidth as WCDMA is 5MHz; The 802.11b/g of WiFi then is the 20MHz bandwidth on the 2.4GHz frequency band.
Traditional multichannel terminal such as multi-mode and multi-standby mobile phone, need reserve the radio-frequency channel for the pattern of each standby, even adopted the RF radio-frequency tuner of single-chip type, the quantity of the radio-frequency channel before it still need be corresponding to the quantity of standby mode, so not only take a large amount of area of circuit board, and increased the cost of product.
Summary of the invention
The embodiment of the invention provides a kind of method, device and equipment of handling radiofrequency signal, by choosing the multichannel antenna switch module and the radio-frequency module of impedance unanimity, and directly connect, be integrated in the chip, reduce the area that takies circuit board, saved cost.And, reduced the interference of electromagnetic compatibility problem owing to omitted match circuit of the prior art.
The embodiment of the invention provides a kind of method of handling radiofrequency signal, and this method comprises:
The multichannel antenna switch module directly receives the radiofrequency signal that one or more radio-frequency modules produce, and the impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module;
Described multichannel antenna switch module with described radio signal transmission to antenna end.
Accordingly, the embodiment of the invention provides a kind of device of handling radiofrequency signal, comprising:
At least one radio-frequency module and multichannel antenna switch module;
Described radio-frequency module is used to produce radiofrequency signal;
Described multichannel antenna switch module directly connects described radio-frequency module, is used for the radiofrequency signal that the one or more described radio-frequency modules of conducting send, with described radio signal transmission to antenna end;
The impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module.
Accordingly, the embodiment of the invention provides a kind of equipment, comprising: device and the antenna of handling radiofrequency signal;
The device of described processing radiofrequency signal comprises: at least one radio-frequency module and multichannel antenna switch module;
Described radio-frequency module is used to produce radiofrequency signal;
Described multichannel antenna switch module directly connects described radio-frequency module, is used for the radiofrequency signal that the one or more described radio-frequency modules of conducting send, with described radio signal transmission to antenna end;
The impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module.
The embodiment of the invention provides a kind of method, device and equipment of handling radiofrequency signal, be used for the multichannel antenna switch module and directly receive the radiofrequency signal that one or more radio-frequency modules produce, the impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module; Described multichannel antenna switch module with described radio signal transmission to antenna end.Method, device and the equipment of the processing radiofrequency signal that the use embodiment of the invention provides, by choosing the multichannel antenna switch module and the radio-frequency module of impedance unanimity, and directly connect, be integrated in the chip, reduce the area that takies circuit board, saved cost.And, reduced the interference of electromagnetic compatibility problem owing to omitted match circuit of the prior art.
Description of drawings
Fig. 1 is a method flow schematic diagram of handling radiofrequency signal in the embodiment of the invention;
Fig. 2 is a structure of radio-frequency front end schematic diagram in the prior art;
Fig. 3 is a device schematic diagram of handling radiofrequency signal in the embodiment of the invention;
Fig. 4 is an equipment schematic diagram in another embodiment of the present invention.
Embodiment
At length set forth to the main realization principle of embodiment of the invention technical scheme, embodiment and to the beneficial effect that should be able to reach below in conjunction with each accompanying drawing.
In order to solve the problem that prior art exists, the embodiment of the invention provides a kind of method of handling radiofrequency signal, as shown in Figure 1, may further comprise the steps:
As shown in Figure 2, in the prior art, each radio-frequency module connects each self-corresponding match circuit, and each match circuit is connected with antenna end by antenna switch module then.Wherein, owing to need a plurality of match circuits to take a large amount of areas of circuit board, and this antenna switch module is single pole multiple throw, and each radiofrequency signal that only can a radio-frequency module is transferred to antenna end by this antenna switch module.
The method that the embodiment of the invention provides is selected the multichannel antenna switch module for use, the radiofrequency signal that the one or more described radio-frequency modules of this multichannel antenna switch module conducting simultaneously send, and it directly directly is connected with each radio-frequency module.This radio-frequency module comprises following any one or multiple combination: line-termination equipment time division duplex emission Surface Acoustic Wave Filter, the line-termination equipment time division duplex receives Surface Acoustic Wave Filter, line-termination equipment Frequency Division Duplexing (FDD) device, time division duplex emission Surface Acoustic Wave Filter in the time division CDMA network, time division duplex receives Surface Acoustic Wave Filter in the time division CDMA network, time division duplex emission Surface Acoustic Wave Filter in the global system for mobile communications, time division duplex receives Surface Acoustic Wave Filter in the global system for mobile communications.
And the impedance of each radio-frequency module is consistent with the impedance of this multichannel antenna switch module, and for example the impedance phase of the impedance of radio-frequency module and multichannel antenna switch module is same, and perhaps both impedance ratios or difference are less than predetermined threshold.Concrete, can with both impedance all strictness be designed to 50 ohm, perhaps both impedance differences are less than 0.1 ohm, the user can set according to actual conditions.
Then, with multichannel antenna switch module and the integrated plastic packaging of radio-frequency module in a chip, and with corresponding pin output.Like this, the multichannel antenna switch module can directly receive the radiofrequency signal that one or more radio-frequency modules produce, and radio signal transmission is arrived antenna end.
By foregoing description, as can be seen, the method for the processing radiofrequency signal that the use embodiment of the invention provides, by choosing the multichannel antenna switch module and the radio-frequency module of impedance unanimity, and directly connect, be integrated in the chip, reduce the area that takies circuit board, saved cost.And, reduced the interference of electromagnetic compatibility problem owing to omitted match circuit of the prior art.
Accordingly, the embodiment of the invention also provides a kind of device of handling radiofrequency signal, as shown in Figure 3, comprising: at least one radio-frequency module 301 and multichannel antenna switch module 302;
This radio-frequency module 301 is used to produce radiofrequency signal;
This multichannel antenna switch module 302 directly connects radio-frequency module 301, is used for the radiofrequency signal that the one or more radio-frequency modules of conducting 301 send, with this radio signal transmission to antenna end;
The impedance of this radio-frequency module 301 is consistent with the impedance of multichannel antenna switch module 302.
Preferable, this radio-frequency module 301 and multichannel antenna switch module 302 integrated plastic packagings are in a chip.
Preferable, this radio-frequency module 301 comprises following any one or multiple combination: line-termination equipment time division duplex emission Surface Acoustic Wave Filter, line-termination equipment time division duplex receive in Surface Acoustic Wave Filter, line-termination equipment Frequency Division Duplexing (FDD) device, the time division CDMA network in time division duplex emission Surface Acoustic Wave Filter, the time division CDMA network time division duplex and receive in Surface Acoustic Wave Filter, the global system for mobile communications that time division duplex receives Surface Acoustic Wave Filter in time division duplex emission Surface Acoustic Wave Filter, the global system for mobile communications.
Preferable, the impedance of this radio-frequency module 301 is consistent with the impedance of multichannel antenna switch module 302, comprising: the impedance phase of the impedance of described radio-frequency module and described multichannel antenna switch module is same, and perhaps both impedance ratios or difference are less than predetermined threshold.For example can with both impedance all strictness be designed to 30 ohm, perhaps both impedance difference range are at positive and negative 0.1 ohm, the user can set according to actual conditions.
By foregoing description, as can be seen, the device of the processing radiofrequency signal that the use embodiment of the invention provides, by choosing the multichannel antenna switch module and the radio-frequency module of impedance unanimity, and directly connect, be integrated in the chip, reduce the area that takies circuit board, saved cost.And, reduced the interference of electromagnetic compatibility problem owing to omitted match circuit of the prior art.
Accordingly, the embodiment of the invention also provides a kind of equipment, as shown in Figure 4, comprising: device 401 and the antenna 402 of handling radiofrequency signal;
The device of this processing radiofrequency signal comprises: at least one radio-frequency module and multichannel antenna switch module; Described radio-frequency module is used to produce radiofrequency signal; Described multichannel antenna switch module directly connects described radio-frequency module, is used for the radiofrequency signal that the one or more described radio-frequency modules of conducting send, with described radio signal transmission to antenna end; The impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module.
Pass through foregoing description, as can be seen, method, device and the equipment of the processing radiofrequency signal that the use embodiment of the invention provides, by choosing the multichannel antenna switch module and the radio-frequency module of impedance unanimity, and directly connect, be integrated in the chip, reduced the area that takies circuit board, saved cost.And, reduced the interference of electromagnetic compatibility problem owing to omitted match circuit of the prior art.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. a method of handling radiofrequency signal is characterized in that, comprising:
The multichannel antenna switch module directly receives the radiofrequency signal that one or more radio-frequency modules produce, and the impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module;
Described multichannel antenna switch module with described radio signal transmission to antenna end.
2. the method for claim 1 is characterized in that, the radiofrequency signal that the one or more described radio-frequency modules of described multichannel antenna switch module conducting simultaneously send.
3. the method for claim 1 is characterized in that, described multichannel antenna switch module and the integrated plastic packaging of radio-frequency module are in a chip.
4. the method for claim 1 is characterized in that, the impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module, comprising:
The impedance phase of the impedance of described radio-frequency module and described multichannel antenna switch module is same, and perhaps both impedance ratios or difference are less than predetermined threshold.
5. as arbitrary described method among the claim 1-4, it is characterized in that described radio-frequency module comprises following any one or multiple combination:
Line-termination equipment time division duplex emission Surface Acoustic Wave Filter, line-termination equipment time division duplex receive in Surface Acoustic Wave Filter, line-termination equipment Frequency Division Duplexing (FDD) device, the time division CDMA network in time division duplex emission Surface Acoustic Wave Filter, the time division CDMA network time division duplex and receive in Surface Acoustic Wave Filter, the global system for mobile communications that time division duplex receives Surface Acoustic Wave Filter in time division duplex emission Surface Acoustic Wave Filter, the global system for mobile communications.
6. a device of handling radiofrequency signal is characterized in that, comprising: at least one radio-frequency module and multichannel antenna switch module;
Described radio-frequency module is used to produce radiofrequency signal;
Described multichannel antenna switch module directly connects described radio-frequency module, is used for the radiofrequency signal that the one or more described radio-frequency modules of conducting send, with described radio signal transmission to antenna end;
The impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module.
7. device as claimed in claim 6 is characterized in that, described radio-frequency module and the integrated plastic packaging of multichannel antenna switch module are in a chip.
8. device as claimed in claim 6 is characterized in that, described radio-frequency module comprises following any one or multiple combination:
Line-termination equipment time division duplex emission Surface Acoustic Wave Filter, line-termination equipment time division duplex receive in Surface Acoustic Wave Filter, line-termination equipment Frequency Division Duplexing (FDD) device, the time division CDMA network in time division duplex emission Surface Acoustic Wave Filter, the time division CDMA network time division duplex and receive in Surface Acoustic Wave Filter, the global system for mobile communications that time division duplex receives Surface Acoustic Wave Filter in time division duplex emission Surface Acoustic Wave Filter, the global system for mobile communications.
9. device as claimed in claim 6 is characterized in that, the impedance of described radio-frequency module is consistent with the impedance of described multi-channel switch module, comprising:
The impedance phase of the impedance of described radio-frequency module and described multi-channel switch module is same, and perhaps both impedance ratios or difference are less than predetermined threshold.
10. an equipment is characterized in that, comprising: device and the antenna of handling radiofrequency signal;
The device of described processing radiofrequency signal comprises: at least one radio-frequency module and multichannel antenna switch module;
Described radio-frequency module is used to produce radiofrequency signal;
Described multichannel antenna switch module directly connects described radio-frequency module, is used for the radiofrequency signal that the one or more described radio-frequency modules of conducting send, with described radio signal transmission to antenna end;
The impedance of described radio-frequency module is consistent with the impedance of described multichannel antenna switch module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100311933A CN102185620A (en) | 2011-01-28 | 2011-01-28 | Method, device and equipment for processing radio frequency signal |
| PCT/CN2011/082203 WO2012100579A1 (en) | 2011-01-28 | 2011-11-15 | Method, device and apparatus for processing radio frequency signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100311933A CN102185620A (en) | 2011-01-28 | 2011-01-28 | Method, device and equipment for processing radio frequency signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102185620A true CN102185620A (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100311933A Pending CN102185620A (en) | 2011-01-28 | 2011-01-28 | Method, device and equipment for processing radio frequency signal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102185620A (en) |
| WO (1) | WO2012100579A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413207A (en) * | 2011-09-23 | 2012-04-11 | 大唐移动通信设备有限公司 | Terminal frequency extension device and application method thereof |
| WO2012100579A1 (en) * | 2011-01-28 | 2012-08-02 | 中兴通讯股份有限公司 | Method, device and apparatus for processing radio frequency signal |
| CN103312355A (en) * | 2012-03-14 | 2013-09-18 | 美国博通公司 | Adjustable duplexer system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10200089B2 (en) | 2017-06-07 | 2019-02-05 | General Electric Company | Sensor system and method |
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| CN1933344A (en) * | 2005-09-16 | 2007-03-21 | Lg电子株式会社 | Dual mode front end module and mobile terminal having the same |
| CN101488771A (en) * | 2009-03-04 | 2009-07-22 | 上海闻泰电子科技有限公司 | Optimization method for mobile phone front end receiving sensitivity |
| CN201985850U (en) * | 2011-01-28 | 2011-09-21 | 中兴通讯股份有限公司 | Device and equipment for processing radio-frequency signal |
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| FI20002902L (en) * | 2000-12-29 | 2002-06-30 | Nokia Corp | Communication device and method for connecting a transmitter and a receiver |
| CN102204100B (en) * | 2008-11-05 | 2013-12-25 | 日立金属株式会社 | High-frequency circuit, high-frequency part, and multiband communication device |
| CN101917166B (en) * | 2010-07-28 | 2012-09-19 | 锐迪科创微电子（北京）有限公司 | Configurable radio-frequency power amplifier and radio-frequency transmitting front-end module with same |
| CN102185620A (en) * | 2011-01-28 | 2011-09-14 | 中兴通讯股份有限公司 | Method, device and equipment for processing radio frequency signal |
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2011
- 2011-01-28 CN CN2011100311933A patent/CN102185620A/en active Pending
- 2011-11-15 WO PCT/CN2011/082203 patent/WO2012100579A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1933344A (en) * | 2005-09-16 | 2007-03-21 | Lg电子株式会社 | Dual mode front end module and mobile terminal having the same |
| CN101488771A (en) * | 2009-03-04 | 2009-07-22 | 上海闻泰电子科技有限公司 | Optimization method for mobile phone front end receiving sensitivity |
| CN201985850U (en) * | 2011-01-28 | 2011-09-21 | 中兴通讯股份有限公司 | Device and equipment for processing radio-frequency signal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012100579A1 (en) * | 2011-01-28 | 2012-08-02 | 中兴通讯股份有限公司 | Method, device and apparatus for processing radio frequency signal |
| CN102413207A (en) * | 2011-09-23 | 2012-04-11 | 大唐移动通信设备有限公司 | Terminal frequency extension device and application method thereof |
| CN103312355A (en) * | 2012-03-14 | 2013-09-18 | 美国博通公司 | Adjustable duplexer system |
| CN103312355B (en) * | 2012-03-14 | 2015-11-18 | 美国博通公司 | Adjustable duplexer system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012100579A1 (en) | 2012-08-02 |
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Application publication date: 20110914 |