CN103378887A - Sending and receiving device and method of radio-frequency signals - Google Patents
Sending and receiving device and method of radio-frequency signals Download PDFInfo
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- CN103378887A CN103378887A CN2012101196123A CN201210119612A CN103378887A CN 103378887 A CN103378887 A CN 103378887A CN 2012101196123 A CN2012101196123 A CN 2012101196123A CN 201210119612 A CN201210119612 A CN 201210119612A CN 103378887 A CN103378887 A CN 103378887A
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- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0064—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with separate antennas for the more than one band
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Abstract
The invention discloses a sending and receiving device and method of radio-frequency signals. The device comprises one or more radio-frequency processors, a controller and a plurality of antennas, wherein the radio-frequency processors are used for processing radio-frequency signals to be sent and sending the processed radio-frequency signals; the controller is coupled with the one or more radio-frequency processors, and is used for receiving the radio-frequency signals processed by the one or more radio-frequency processors and sending processed radio-frequency signal gating to antennas corresponding to processed radio-frequency signal attribution classification according to the classification of the processed radio-frequency signal attribution; the antennas are coupled with the controller, and are used for receiving the processed radio-frequency signals from a selector and completing resonance oscillation of the processed radio-frequency signals. According to the technical scheme, achieving difficulty in the antennas is reduced, and efficiency of the antennas and wireless performance of a multimode multi-band frequency terminal are improved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of transmission, receiving system and method for radiofrequency signal.
Background technology
Along with the development that the communications industry is maked rapid progress, Long Term Evolution (Long-Term Evolution is referred to as LTE) standard terminal is come into daily life just gradually.And for manufacturer terminal, comprise the multimode terminal exploitation of LTE standard, integrated level and profile have been proposed more harsh requirement, substantially all require to support the LTE multiband, such as BAND7, BAND38, BAND39, BAND40 etc., also require to support TD-SCDMA BAND34, BAND39, some frequency ranges such as GSM850, EGSM900, DCS1800, PCS1900.
LTE standard terminal itself need to have two reception paths, two antennas to realize multiple-input and multiple-output (Multiple Input Multiple Output is referred to as MIMO) function, promotes the performance of terminal receiver.Take domestic telecommunication provider China Mobile as example, the LTE terminal of demand must be supported the multiple types such as FDD-LTE/TDD-LTE/TD-SCDMA/GSM usually, and the shared frequency range of these standards crosses 2700MHz from 700MHz, and is as shown in table 1,
Table 1
For the demand, Fig. 1 is the schematic diagram according to the multimode multi-frequency section termination circuit framework of correlation technique.As shown in Figure 1, finish respectively processing to LTE and TD-SCDMA/GSM transmitting-receiving radiofrequency signal by rf processor 1 and rf processor 2, wherein, comprising: filtering, amplification etc.The transmitting-receiving radiofrequency signal is thrown duplexer by hilted broadsword more and is synthesized one the tunnel, is connected directly to all frequency bands antenna.At this moment, this all frequency bands antenna need to satisfy the resonance of all band supports and radiation, also must satisfy the requirement of test specification to the resonance efficiency of each frequency range, and the difficulty of realization is very large.
Summary of the invention
The invention provides a kind of transmission, receiving system and method for radiofrequency signal, only use an antenna to be difficult to cover the whole frequency range that needs use with the multimode multi-frequency section termination that solves at least in the correlation technique, cause the limited problem of terminal wireless radio-frequency performance.
A kind of dispensing device of radiofrequency signal is provided according to an aspect of the present invention.
Dispensing device according to radiofrequency signal of the present invention comprises: one or more rf processors be used for processing to sent radiofrequency signal, and the radiofrequency signal after will processing send; Controller, be coupled with one or more rf processors, be used for receiving the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification that the radiofrequency signal after processing belongs to, the radiofrequency signal gating after processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing; A plurality of antennas are coupled with controller, be used for to receive the radiofrequency signal after the processing that comes from selector, and finish the resonance to the radiofrequency signal after processing.
Preferably, above-mentioned controller comprises: a plurality of duplexers, be coupled with one or more rf processors, and wherein, each duplexer is forwarded to the antenna that is connected with this duplexer for the radiofrequency signal after the processing that will receive; Control unit is used for belonging to the corresponding relation of classifying with a plurality of duplexers according to the radiofrequency signal after processing, and controls the closure of each duplexer.
Preferably, control unit is used for the pattern and the corresponding relation of a plurality of duplexers that pre-stored one or more rf processors are supported, and according to the pattern connection duplexer corresponding with this pattern under the radiofrequency signal after processing.
Preferably, control unit is used for the corresponding relation of pre-stored one or more frequency range threshold values and a plurality of duplexers, and is communicated with the duplexer corresponding with this frequency range according to the frequency range under the radiofrequency signal after processing.
Preferably, above-mentioned controller comprises: duplexer, be coupled with one or more rf processors, and be forwarded to the frequency match device for the radiofrequency signal after the processing that will receive; Frequency match device, the radiofrequency signal after being used for will processing according to default a plurality of frequency match scopes be forwarded to process after antenna corresponding to the residing frequency match scope of radiofrequency signal.
A kind of receiving system of radiofrequency signal is provided according to a further aspect in the invention.
Receiving system according to radiofrequency signal of the present invention comprises: a plurality of antennas, controller and one or more rf processor, wherein, each antenna is used for receiving the radiofrequency signal corresponding with the affiliated classification of this antenna, and the radiofrequency signal that receives is forwarded to controller; Controller is coupled with a plurality of antennas, is used for received RF signal, and the classification according to the required radiofrequency signal ownership of receiving system is sent to this rf processor with the radiofrequency signal gating; One or more rf processors are coupled with controller, process for the radiofrequency signal that receives the controller forwarding and to radiofrequency signal.
Preferably, above-mentioned controller comprises: a plurality of duplexers, be coupled with a plurality of antennas, and wherein, each duplexer is used for the radiofrequency signal that receives is forwarded to the rf processor that this radiofrequency signal belongs to; Control unit for the rf processor that belongs to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, is controlled the closure of each duplexer.
Preferably, control unit is used for the pattern and the corresponding relation of a plurality of duplexers that pre-stored one or more rf processors are supported, and is communicated with the duplexer corresponding to rf processor of this pattern of support according to the pattern that radiofrequency signal belongs to.
Preferably, control unit is used for the corresponding relation of pre-stored one or more frequency range threshold values and a plurality of duplexers, and is communicated with duplexer corresponding to rf processor of supporting this frequency range according to the frequency range that radiofrequency signal belongs to.
Preferably, above-mentioned controller comprises: the frequency match device, be coupled with a plurality of antennas, and be used for according to default a plurality of frequency match scopes radiofrequency signal being forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal; Duplexer is used for the radiofrequency signal that receives is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal.
A kind of sending method of radiofrequency signal is provided according to another aspect of the invention.
Sending method according to radiofrequency signal of the present invention comprises: the dispensing device of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; The method comprises: one or more rf processors are processed to sent radiofrequency signal, and the radiofrequency signal after will processing sends; Controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification that the radiofrequency signal after processing belongs to, the radiofrequency signal gating after processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing; A plurality of antenna receptions come from the radiofrequency signal after the processing of selector, and finish the resonance to the radiofrequency signal after processing.
Preferably, above-mentioned controller comprises: a plurality of duplexers and control unit, controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification of the ownership of the radiofrequency signal after processing, radiofrequency signal gating after processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing to be comprised: control unit belongs to the corresponding relation of classifying with a plurality of duplexers according to the radiofrequency signal after processing, and controls the closure of each duplexer; On the antenna that radiofrequency signal is forwarded to this duplexer is connected after the processing that the duplexer that control unit is communicated with will receive.
Preferably, the pattern that the pre-stored one or more rf processors of control unit are supported and the corresponding relation of a plurality of duplexers, and according to the pattern connection duplexer corresponding with this pattern under the radiofrequency signal after processing.
Preferably, the corresponding relation of the pre-stored one or more frequency range threshold values of control unit and a plurality of duplexers, and according to the frequency range connection duplexer corresponding with this frequency range under the radiofrequency signal after processing.
Preferably, above-mentioned controller comprises: duplexer and frequency match device, controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification of the ownership of the radiofrequency signal after processing, with the radiofrequency signal gating after processing be sent to this processings after the radiofrequency signal ownership corresponding antenna of classifying comprise: the radiofrequency signal after the processing that duplexer will receive is forwarded to the frequency match device; Radiofrequency signal after the frequency match device will be processed according to default a plurality of frequency match scopes be forwarded to process after antenna corresponding to the residing frequency match scope of radiofrequency signal on.
A kind of method of reseptance of radiofrequency signal is provided in accordance with a further aspect of the present invention.
Method of reseptance according to radiofrequency signal of the present invention comprises: the receiving system of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; The method comprises: radiofrequency signal corresponding to classification under each antenna reception and this antenna, and the radiofrequency signal that receives is forwarded to controller; The controller received RF signal, the classification according to the required radiofrequency signal ownership of receiving system is sent to this rf processor with the radiofrequency signal gating; One or more rf processors receive the radiofrequency signal of controller forwarding and radiofrequency signal are processed.
Preferably, above-mentioned controller comprises: a plurality of duplexers and control unit; The controller received RF signal, classification according to the required radiofrequency signal ownership of receiving system, the radiofrequency signal gating is sent to this rf processor to be comprised: the rf processor that control unit belongs to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, control the closure of each duplexer; The duplexer that control unit is communicated with is forwarded to the radiofrequency signal that receives the rf processor of this radiofrequency signal ownership.
Preferably, the pattern that the pre-stored one or more rf processors of control unit are supported and the corresponding relation of a plurality of duplexers, and the pattern that belongs to according to radiofrequency signal is communicated with the duplexer corresponding to rf processor of this pattern of support.
Preferably, the corresponding relation of the pre-stored one or more frequency range threshold values of control unit and a plurality of duplexers, and the frequency range that belongs to according to radiofrequency signal is communicated with duplexer corresponding to rf processor of supporting this frequency range.
Preferably, above-mentioned controller comprises: duplexer and frequency match device; The controller received RF signal, according to the classification of the required radiofrequency signal ownership of receiving system, the radiofrequency signal gating is sent to this rf processor comprises: the frequency match device is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal according to default a plurality of frequency match scopes with radiofrequency signal; Duplexer is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal with the radiofrequency signal that receives.
By the present invention, radiofrequency signal after the processing that employing sends one or more rf processors is classified, and the radiofrequency signal after will processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing, realized covering whole use frequency ranges by many antennas corresponding to difference classification, every antenna only needs frequency range corresponding to classification under this antenna carried out resonance and radiation, having solved the multimode multi-frequency section termination in the correlation technique only uses an antenna to be difficult to cover the whole frequency range that needs use, cause the limited problem of terminal wireless radio-frequency performance, and then reduced the realization difficulty of antenna, improved the efficient of antenna and the wireless performance of multimode multi-frequency section termination.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the multimode multi-frequency section termination circuit framework of correlation technique;
Fig. 2 is the structured flowchart according to the dispensing device of the radiofrequency signal of the embodiment of the invention;
Fig. 3 is the structured flowchart of the dispensing device of radiofrequency signal in accordance with a preferred embodiment of the present invention;
Fig. 4 is the schematic diagram according to the dispensing device of the radiofrequency signal of the preferred embodiment of the present invention one;
Fig. 5 is the schematic diagram according to the dispensing device of the radiofrequency signal of the preferred embodiment of the present invention two;
Fig. 6 is the structured flowchart according to the dispensing device of the radiofrequency signal of another preferred embodiment of the present invention;
Fig. 7 is the structured flowchart according to the receiving system of the radiofrequency signal of the embodiment of the invention;
Fig. 8 is the structured flowchart of the receiving system of radiofrequency signal in accordance with a preferred embodiment of the present invention;
Fig. 9 is the structured flowchart according to the receiving system of the radiofrequency signal of another preferred embodiment of the present invention;
Figure 10 is the flow chart according to the sending method of the radiofrequency signal of the embodiment of the invention; And
Figure 11 is the flow chart according to the method for reseptance of the radiofrequency signal of the embodiment of the invention.
Embodiment
Hereinafter also describe in conjunction with the embodiments the present invention in detail with reference to accompanying drawing.Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Fig. 2 is the structured flowchart according to the dispensing device of the radiofrequency signal of the embodiment of the invention.As shown in Figure 2, the dispensing device of this radiofrequency signal can comprise: one or more rf processors 10 be used for processing to sent radiofrequency signal, and the radiofrequency signal after will processing send; Controller 20, be coupled with one or more rf processors, be used for receiving the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification that the radiofrequency signal after processing belongs to, the radiofrequency signal gating after processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing; A plurality of antennas 30 are coupled with controller, be used for to receive the radiofrequency signal after the processing that comes from selector, and finish the resonance to the radiofrequency signal after processing.
In the correlation technique, the multimode multi-frequency section termination only uses an antenna to be difficult to cover the whole frequency range that needs use, and causes the terminal wireless radio-frequency performance limited.Adopt device as shown in Figure 2, use an antenna to be difficult to satisfy in the situation of less radio-frequency performance requirement in the very large terminal again in multiband and frequency range span, radiofrequency signal after the processing that employing sends one or more rf processors is classified, and the radiofrequency signal after will processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing, realized covering whole use frequency ranges by many antennas corresponding to difference classification, every antenna only needs frequency range corresponding to classification under this antenna carried out resonance and radiation, thereby reduced the realization difficulty of antenna, improved the efficient of antenna and the wireless performance of multimode multi-frequency section termination.
Preferably, as shown in Figure 3, above-mentioned controller 20 can comprise: a plurality of duplexers 200, be coupled with one or more rf processors, wherein, each duplexer all is forwarded to the antenna that is connected with this duplexer for the radiofrequency signal after the processing that will receive; Control unit 202, be used for belonging to according to the radiofrequency signal after processing the corresponding relation of classification (for example: classify, classify according to predefined frequency range threshold value according to the pattern that radio-frequency module is supported) and a plurality of duplexers, control the closure of each duplexer.
In a preferred embodiment, a plurality of duplexers in the controller have one or more ports to be connected with one or more rf processors respectively, each duplexer can be that hilted broadsword is thrown duplexer more, after control unit (as: baseband processor) is controlled radiofrequency signal after one of them radio-frequency module sends the processing that this radio-frequency module sends, above-mentioned control unit can belong to according to the radiofrequency signal after processing the corresponding relation of classification and a plurality of duplexers, be communicated with corresponding duplexer, and on the antenna that the radiofrequency signal after will processing is forwarded to this duplexer directly is connected.
Preferably, above-mentioned control unit 202 (for example: corresponding relation three switches corresponding with above-mentioned three kinds of patterns), and according to the pattern connection duplexer corresponding with this pattern under the radiofrequency signal after processing can be used for pattern (for example: LTE pattern, TD-SCDMA pattern, GSM pattern) that pre-stored one or more rf processors support and a plurality of duplexers.
In a preferred embodiment, as shown in Figure 4,1 need of rf processor are finished the processing to the LTE radiofrequency signal, wherein, can comprise: filtering, amplification etc.Radiofrequency signal is thrown duplexer 1 by hilted broadsword more and is synthesized one the tunnel, is connected directly to LTE band antenna 1; 2 need of rf processor are finished the processing to the TD-SCDMA/GSM radiofrequency signal, wherein, can comprise: filtering, amplification etc.Radiofrequency signal is thrown duplexer 2 by hilted broadsword more and is synthesized one the tunnel, is connected directly to TD-SCDMA/GSM band antenna 2.1 need of antenna are finished the resonance of LTE frequency range, and the resonance that namely only need finish in 1880MHz～2620MHz frequency band gets final product; 2 need of antenna are finished the resonance of TD-SCDMA/GSM frequency range, and the resonance that namely only need finish in 824MHz～2025MHz frequency band gets final product.The preferred embodiment only greatly reduces by the realization difficulty of a whole frequency range of antenna cover, has improved the wireless performance of antenna efficiency and terminal.
Preferably, above-mentioned control unit 202 (for example: corresponding relation four switches corresponding with above-mentioned four frequency ranges), and be communicated with the duplexer corresponding with this frequency range according to the frequency range under the radiofrequency signal after processing can be used for pre-stored one or more frequency range threshold values (for example: can be divided into 0MHz～1000MHz, 1001MHz～2000MHz, four frequency ranges of 2001MHz～3000MHz, 3001MHz～4000MHz) and a plurality of duplexers.
In a preferred embodiment, as shown in Figure 5,1 need of rf processor are finished the processing to the LTE radiofrequency signal, wherein, can comprise: filtering, amplification etc.The high band of radiofrequency signal (for example: greater than 1500MHz) part is thrown duplexer 1 by hilted broadsword more and is synthesized one the tunnel, is connected directly to high band antenna 1; 2 need of rf processor are finished the processing to the TD-SCDMA/GSM radiofrequency signal, wherein, can comprise: filtering, amplification etc.The low-frequency range of radiofrequency signal (for example: less than 1500MHz) part is thrown duplexer 2 by hilted broadsword more and is synthesized one the tunnel, is connected directly to low-frequency range antenna 2.1 need of antenna are finished the resonance of high band, and the resonance that namely only need finish in 1710MHz～2620MHz frequency band gets final product; 2 need of antenna are finished the resonance of low-frequency range, and the resonance that namely only need finish in 824MHz～960MHz frequency band gets final product.Because the size of antenna and the frequency of required resonance have direct relation, so the size of antenna 1 can be done very littlely, and 2 on antenna is done low band resonance, can do wireless performance relatively goodly.The preferred embodiment only greatly reduces by the realization difficulty of a whole frequency range of antenna cover, has improved the wireless performance of antenna efficiency and terminal.
Preferably, as shown in Figure 6, above-mentioned controller 20 can comprise: duplexer 204, be coupled with one or more rf processors, and be forwarded to the frequency match device for the radiofrequency signal after the processing that will receive; Frequency match device 206, the radiofrequency signal after being used for will processing according to default a plurality of frequency match scopes be forwarded to process after antenna corresponding to the residing frequency match scope of radiofrequency signal.
In a preferred embodiment, as shown in Figure 6,1 need of rf processor are finished the processing to the LTE radiofrequency signal, wherein, can comprise: filtering, amplification etc.; 2 need of rf processor are finished the processing to the TD-SCDMA/GSM radiofrequency signal, wherein, can comprise: filtering, amplification etc.It is synthetic one the tunnel that radiofrequency signal is thrown duplexer by hilted broadsword more, and Diplexer links to each other with the frequency match device, and frequency match device Diplexer becomes high and low two frequency ranges to export respectively/input the tape input Signal Matching of having a lot of social connections.Wherein, high band output/input port frequency range is generally 1500MHz～3500MHz; Low-frequency range output/input port frequency range is generally 500MHz～1100MHz.The Insertion Loss of this two-way coupling is all smaller, usually at 0.3～0.4dB, does not affect the realization of whole radio frequency scheme.The high band port is connected to high band antenna 1; The low-frequency range port is connected to low-frequency range antenna 2.1 need of antenna are finished the resonance of high-frequency band, and the resonance that namely only need finish in 1710MHz～2620MHz frequency band gets final product; 2 need of antenna are finished the resonance of low frequency frequency range, and the resonance that namely only need finish in 824MHz～960MHz frequency band gets final product.Because the size of antenna and the frequency of required resonance have direct relation, so the size of antenna 1 can be done very littlely, and 2 on antenna is done low band resonance, can do wireless performance relatively goodly.The preferred embodiment only greatly reduces by the realization difficulty of a whole frequency range of antenna cover, has improved the wireless performance of antenna efficiency and terminal.
Need to prove that above-mentioned Fig. 2 is to the implementation that is connected between duplexer shown in Figure 6 and duplexer and the antenna, whether divide standard by rf processor 1 and rf processor 2 with the multiband multimode terminal and frequency range is irrelevant.Dividing rf processor 1 among the figure is the LTE processor; rf processor 2 is that the TD-SCDMA/GSM processor only is preferred embodiment; realize the preferred implementation of multimode multi-frequency section termination with other one or more rf processor forms; adopt to be connected, to realize identical or similar mode with duplexer with above-mentioned antenna, all within protection scope of the present invention.Simultaneously, above-mentioned description about antenna is actual to be antenna feed point, irrelevant with the implementation of antenna.Antenna can be two antenna feed point on the support, also can be two independently antenna holders and feedback points, adopts that the antenna identical or similar with the present invention is connected with duplexer, implementation, all within protection range of the present invention.
Fig. 7 is the structured flowchart according to the receiving system of the radiofrequency signal of the embodiment of the invention.As shown in Figure 7, the receiving system of this radiofrequency signal can comprise: a plurality of antennas 40, controller 50 and one or more rf processor 60, wherein, each antenna 40, be used for receiving the radiofrequency signal corresponding with the affiliated classification of this antenna, and the radiofrequency signal that receives is forwarded to controller; Controller 50 is coupled with a plurality of antennas, is used for received RF signal, and the classification according to the required radiofrequency signal ownership of receiving system is sent to this rf processor with the radiofrequency signal gating; One or more rf processors 60 are coupled with controller, process for the radiofrequency signal that receives the controller forwarding and to radiofrequency signal.
In a preferred embodiment, every antenna can be according to classification (for example: the radiofrequency signal of this antenna reception LTE pattern or this antenna reception are greater than the high frequency band signal of 1500MHz) under this antenna, receive the radiofrequency signal corresponding with this classification, and be forwarded to controller, the rf processor (for example: controller can be sent to this radiofrequency signal the rf processor of supporting the LTE pattern after the radiofrequency signal that receives the LTE pattern) of the radiofrequency signal ownership that controller can be determined to receive according to classification under the antenna, rf processor can amplify after receiving radiofrequency signal or the processing such as filtering.
Preferably, as shown in Figure 8, above-mentioned controller 50 can comprise: a plurality of duplexers 500, be coupled with a plurality of antennas, and wherein, each duplexer is used for the radiofrequency signal that receives is forwarded to the rf processor that this radiofrequency signal belongs to; Control unit 502 for the rf processor that belongs to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, is controlled the closure of each duplexer.
In a preferred embodiment, a plurality of duplexers in the controller have one or more ports to be connected with one or more rf processors respectively, each duplexer can be that hilted broadsword is thrown duplexer more, receive the radiofrequency signal of antenna forwarding when duplexer after, the rf processor that control unit (as: baseband processor) can belong to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, be communicated with corresponding duplexer, and radiofrequency signal is forwarded to the rf processor that directly is connected with this duplexer.
Preferably, control unit 502 (for example: corresponding relation three switches corresponding with above-mentioned three kinds of patterns), and be communicated with the duplexer corresponding to rf processor of this pattern of support according to the pattern that radiofrequency signal belongs to can be used for pattern (for example: LTE pattern, TD-SCDMA pattern, GSM pattern) that pre-stored one or more rf processors support and a plurality of duplexers.
Preferably, control unit 502 (for example: corresponding relation four switches corresponding with above-mentioned four frequency ranges), and be communicated with duplexer corresponding to rf processor of supporting this frequency range according to the frequency range that radiofrequency signal belongs to can be used for pre-stored one or more frequency range threshold values (for example: can be divided into 0MHz～1000MHz, 1001MHz～2000MHz, four frequency ranges of 2001MHz～3000MHz, 3001MHz～4000MHz) and a plurality of duplexers.
Preferably, as shown in Figure 9, above-mentioned controller 50 can comprise: frequency match device 504, be coupled with a plurality of antennas, and be used for according to default a plurality of frequency match scopes radiofrequency signal being forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal; Duplexer 506 is used for the radiofrequency signal that receives is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal.
Figure 10 is the flow chart according to the sending method of the radiofrequency signal of the embodiment of the invention.As shown in figure 10, the dispensing device of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; The method can comprise following treatment step:
Step S1002: one or more rf processors are processed to sent radiofrequency signal, and the radiofrequency signal after will processing sends;
Step S1004: controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification (for example: classify, classify according to predefined frequency range threshold value according to the pattern that radio-frequency module is supported) that the radiofrequency signal after processing belongs to, the radiofrequency signal gating after processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing;
Step S1006: a plurality of antenna receptions come from the radiofrequency signal after the processing of selector, and finish the resonance to the radiofrequency signal after processing.
Preferably, above-mentioned controller can comprise: a plurality of duplexers and control unit; Among the above-mentioned steps S1004, controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification of the ownership of the radiofrequency signal after processing, with the radiofrequency signal gating after processing be sent to this processings after the radiofrequency signal ownership corresponding antenna of classifying can may further comprise the steps:
Step S1: control unit belongs to the corresponding relation of classifying with a plurality of duplexers according to the radiofrequency signal after processing, and controls the closure of each duplexer;
Step S2: on the antenna that radiofrequency signal is forwarded to this duplexer is connected after the processing that the duplexer that control unit is communicated with will receive.
In a preferred embodiment, a plurality of duplexers in the controller have one or more ports to be connected with one or more rf processors respectively, each duplexer can be that hilted broadsword is thrown duplexer more, when control unit (as: baseband processor) is controlled one of them radio-frequency module and is sent radiofrequency signal after this radio-frequency module is processed, above-mentioned control unit can belong to according to the radiofrequency signal after processing the corresponding relation of classification and a plurality of duplexers, be communicated with corresponding duplexer, and on the antenna that the radiofrequency signal after will processing is forwarded to this duplexer directly is connected.
In preferred implementation process, pattern and the corresponding relation of a plurality of duplexers that above-mentioned control unit can pre-stored one or more rf processors be supported, and according to the pattern connection duplexer corresponding with this pattern under the radiofrequency signal after processing.
For example: have two rf processors to be respectively rf processor 1 and rf processor 2, wherein, rf processor 1 is supported the LTE pattern, rf processor 2 is supported the TD-SCDMA pattern, and rf processor 1 links to each other with duplexer 1, duplexer 1 links to each other with antenna 1, and rf processor 2 links to each other with duplexer 2, and duplexer 2 links to each other with antenna 2.Thus, different rf processors can send different radiofrequency signals by different antennas respectively, thereby so that many antennas are supported respectively different use frequency ranges, only greatly reduce by the realization difficulty of a whole frequency range of antenna cover, improved the wireless performance of antenna efficiency and terminal.
In preferred implementation process, above-mentioned control unit can pre-stored one or more frequency range threshold values and the corresponding relation of a plurality of duplexers, and according to the frequency range connection duplexer corresponding with this frequency range under the radiofrequency signal after processing.
For example: have two rf processors to be respectively rf processor 1 and rf processor 2, wherein, the radiofrequency signal that rf processor 1 is supported less than 1500MHz, rf processor 2 supports to be greater than or equal to the radiofrequency signal of 1500MHz, and rf processor 1 can link to each other with duplexer 2 with duplexer 1 simultaneously, duplexer 1 links to each other with antenna 1, and rf processor 2 also can link to each other with duplexer 2 with duplexer 1 simultaneously, and duplexer 2 links to each other with antenna 2.Thus, different rf processors can send different radiofrequency signals by different antennas respectively, thereby so that many antennas are supported respectively different use frequency ranges, only greatly reduce by the realization difficulty of a whole frequency range of antenna cover, improved the wireless performance of antenna efficiency and terminal.
Preferably, above-mentioned controller can comprise: duplexer and frequency match device; Among the above-mentioned steps S1004, controller receives the radiofrequency signal that comes from after one or more rf processors are processed, and according to the classification of the ownership of the radiofrequency signal after processing, with the radiofrequency signal gating after processing be sent to this processings after the radiofrequency signal ownership corresponding antenna of classifying can may further comprise the steps:
Step S1: the radiofrequency signal after the processing that duplexer will receive is forwarded to the frequency match device;
Step S2: the radiofrequency signal after the frequency match device will be processed according to default a plurality of frequency match scopes be forwarded to process after antenna corresponding to the residing frequency match scope of radiofrequency signal on.
In a preferred embodiment, frequency match device Diplexer becomes high and low two frequency ranges to export respectively/input the tape input Signal Matching of having a lot of social connections, and wherein, high band output/input port frequency range is generally 1500MHz～3500MHz; Low-frequency range output/input port frequency range is generally 500MHz～1100MHz.The Insertion Loss of this two-way coupling is all smaller, usually at 0.3～0.4dB, does not affect the realization of whole radio frequency scheme.The high band port is connected to high band antenna 1; The low-frequency range port is connected to low-frequency range antenna 2.1 need of antenna are finished the resonance of high-frequency band, and the resonance that namely only need finish in 1710MHz～2620MHz frequency band gets final product; 2 need of antenna are finished the resonance of low frequency frequency range, and the resonance that namely only need finish in 824MHz～960MHz frequency band gets final product.The preferred embodiment only greatly reduces by the realization difficulty of a whole frequency range of antenna cover, has improved the wireless performance of antenna efficiency and terminal.
Figure 11 is the flow chart according to the method for reseptance of the radiofrequency signal of the embodiment of the invention.As shown in figure 11, the receiving system of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; The method of reseptance of this radiofrequency signal can may further comprise the steps:
Step S1102: radiofrequency signal corresponding to classification under each antenna reception and this antenna, and the radiofrequency signal that receives is forwarded to controller;
Step S1104: the controller received RF signal, the classification according to the required radiofrequency signal ownership of receiving system is sent to this rf processor with the radiofrequency signal gating;
Step S1106: one or more rf processors receive the radiofrequency signal of controller forwarding and radiofrequency signal are processed.
In a preferred embodiment, every antenna can be according to classification (for example: the radiofrequency signal of this antenna reception LTE pattern or this antenna reception are greater than the high frequency band signal of 1500MHz) under this antenna, receive the radiofrequency signal corresponding with this classification, and be forwarded to controller, the rf processor (for example: controller can be sent to this radiofrequency signal the rf processor of supporting the LTE pattern after the radiofrequency signal that receives the LTE pattern) of the radiofrequency signal ownership that controller can be determined to receive according to classification under the antenna, rf processor can amplify after receiving radiofrequency signal or the processing such as filtering.
Preferably, above-mentioned controller can comprise: a plurality of duplexers and control unit; Among the above-mentioned steps S1104, the controller received RF signal, according to the classification of the required radiofrequency signal ownership of receiving system, the radiofrequency signal gating is sent to this rf processor can be may further comprise the steps:
Step S1: the rf processor that control unit belongs to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, control the closure of each duplexer;
Step S2: the duplexer that control unit is communicated with is forwarded to the radiofrequency signal that receives the rf processor of this radiofrequency signal ownership.
In a preferred embodiment, a plurality of duplexers in the controller have one or more ports to be connected with one or more rf processors respectively, each duplexer can be that hilted broadsword is thrown duplexer more, receive the radiofrequency signal of antenna forwarding when duplexer after, the rf processor that control unit (as: baseband processor) can belong to according to radiofrequency signal and the corresponding relation of a plurality of duplexers, be communicated with corresponding duplexer, and radiofrequency signal is forwarded to the rf processor that directly is connected with this duplexer.
In preferred implementation process, the pattern (for example: LTE pattern, TD-SCDMA pattern, GSM pattern) that above-mentioned control unit can pre-stored one or more rf processors be supported and a plurality of duplexers (for example: corresponding relation three switches corresponding with above-mentioned three kinds of patterns), and be communicated with the duplexer corresponding to rf processor of this pattern of support according to the pattern that radiofrequency signal belongs to.
In preferred implementation process, above-mentioned control unit can pre-stored one or more frequency range threshold values (for example: can be divided into 0MHz～1000MHz, 1001MHz～2000MHz, four frequency ranges of 2001MHz～3000MHz, 3001MHz～4000MHz) with a plurality of duplexers (for example: corresponding relation four switches corresponding with above-mentioned four frequency ranges), and be communicated with duplexer corresponding to rf processor of supporting this frequency range according to the frequency range that radiofrequency signal belongs to.
Preferably, above-mentioned controller can comprise: duplexer and frequency match device; Among the above-mentioned steps S1104, the controller received RF signal, according to the classification of the required radiofrequency signal ownership of receiving system, the radiofrequency signal gating is sent to this rf processor can be comprised:
Step S1: the frequency match device is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal according to default a plurality of frequency match scopes with radiofrequency signal;
Step S2: duplexer is forwarded to the rf processor corresponding with the residing frequency match scope of radiofrequency signal with the radiofrequency signal that receives.
From above description, can find out, above-described embodiment has been realized following technique effect (need to prove that these effects are effects that some preferred embodiment can reach): reduced the realization difficulty of antenna, improved the efficient of antenna and the wireless performance of multimode multi-frequency section termination.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (20)
1. the dispensing device of a radiofrequency signal is characterized in that, comprising:
One or more rf processors be used for processing to sent radiofrequency signal, and the radiofrequency signal after will processing send;
Controller, be coupled with described one or more rf processors, be used for receiving the radiofrequency signal that comes from after described one or more rf processor is processed, and according to the classification that the radiofrequency signal after the described processing belongs to, the radiofrequency signal gating after the described processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing;
A plurality of antennas are coupled with described controller, be used for to receive the radiofrequency signal after the described processing that comes from described selector, and finish the resonance to the radiofrequency signal after the described processing.
2. device according to claim 1 is characterized in that, described controller comprises:
A plurality of duplexers are coupled with described one or more rf processors, and wherein, each duplexer is forwarded to the antenna that is connected with this duplexer for the radiofrequency signal after the described processing that will receive;
Control unit is used for belonging to the corresponding relation of classifying with described a plurality of duplexers according to the radiofrequency signal after the described processing, the closure of described each duplexer of control.
3. device according to claim 2, it is characterized in that, described control unit is used for the pattern and the corresponding relation of described a plurality of duplexers that pre-stored one or more rf processors are supported, and according to the connection of the pattern under the radiofrequency signal after the described processing duplexer corresponding with this pattern.
4. device according to claim 2, it is characterized in that, described control unit is used for the corresponding relation of pre-stored one or more frequency range threshold values and described a plurality of duplexers, and is communicated with the duplexer corresponding with this frequency range according to the frequency range under the radiofrequency signal after the described processing.
5. device according to claim 1 is characterized in that, described controller comprises:
Duplexer is coupled with described one or more rf processors, is forwarded to the frequency match device for the radiofrequency signal after the described processing that will receive;
Described frequency match device is used for being forwarded to the antenna corresponding with the residing frequency match scope of radiofrequency signal after the described processing according to the radiofrequency signal of default a plurality of frequency match scopes after with described processing.
6. the receiving system of a radiofrequency signal is characterized in that, comprising: a plurality of antennas, controller and one or more rf processor, wherein,
Each antenna be used for receiving the radiofrequency signal corresponding with the affiliated classification of this antenna, and the described radiofrequency signal that will receive is forwarded to described controller;
Described controller is coupled with described a plurality of antennas, is used for receiving described radiofrequency signal, and the classification according to the required radiofrequency signal ownership of described receiving system is sent to this rf processor with described radiofrequency signal gating;
Described one or more rf processor is coupled with described controller, processes for the described radiofrequency signal that receives described controller forwarding and to described radiofrequency signal.
7. device according to claim 6 is characterized in that, described controller comprises:
A plurality of duplexers are coupled with described a plurality of antennas, wherein, each duplexer, the described radiofrequency signal that is used for receiving is forwarded to the rf processor of this radiofrequency signal ownership;
Control unit, for the rf processor that belongs to according to described radiofrequency signal and the corresponding relation of described a plurality of duplexers, the closure of described each duplexer of control.
8. device according to claim 7, it is characterized in that, described control unit is used for the pattern and the corresponding relation of described a plurality of duplexers that pre-stored one or more rf processors are supported, and is communicated with the duplexer corresponding to rf processor of this pattern of support according to the pattern that described radiofrequency signal belongs to.
9. device according to claim 7, it is characterized in that, described control unit is used for the corresponding relation of pre-stored one or more frequency range threshold values and described a plurality of duplexers, and is communicated with duplexer corresponding to rf processor of supporting this frequency range according to the frequency range that described radiofrequency signal belongs to.
10. device according to claim 6 is characterized in that, described controller comprises:
The frequency match device is coupled with described a plurality of antennas, is used for according to default a plurality of frequency match scopes described radiofrequency signal being forwarded to the rf processor corresponding with the residing frequency match scope of described radiofrequency signal;
Duplexer, the described radiofrequency signal that is used for receiving is forwarded to the rf processor corresponding with the residing frequency match scope of described radiofrequency signal.
11. the sending method of a radiofrequency signal is characterized in that, the dispensing device of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; Described method comprises:
Described one or more rf processor is processed to sent radiofrequency signal, and the radiofrequency signal after will processing sends;
Described controller receives the radiofrequency signal that comes from after described one or more rf processor is processed, and according to the classification that the radiofrequency signal after the described processing belongs to, the radiofrequency signal gating after the described processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing;
Described a plurality of antenna reception comes from the radiofrequency signal after the described processing of described selector, and finishes the resonance to the radiofrequency signal after the described processing.
12. described method according to claim 11, it is characterized in that, described controller comprises: a plurality of duplexers and control unit, described controller receives the radiofrequency signal that comes from after described one or more rf processor is processed, and according to the classification that the radiofrequency signal after the described processing belongs to, the radiofrequency signal gating after the described processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing comprises:
The radiofrequency signal of described control unit after according to described processing belongs to the corresponding relation of classification and described a plurality of duplexers, controls the closure of each duplexer;
On the antenna that radiofrequency signal is forwarded to this duplexer is connected after the described processing that the duplexer that described control unit is communicated with will receive.
13. described method according to claim 12, it is characterized in that, the pattern that the pre-stored one or more rf processors of described control unit are supported and the corresponding relation of described a plurality of duplexers, and according to the connection of the pattern under the radiofrequency signal after the described processing duplexer corresponding with this pattern.
14. described method according to claim 12, it is characterized in that, the corresponding relation of the pre-stored one or more frequency range threshold values of described control unit and described a plurality of duplexers, and according to the connection of the frequency range under the radiofrequency signal after the described processing duplexer corresponding with this frequency range.
15. described method according to claim 11, it is characterized in that, described controller comprises: duplexer and frequency match device, described controller receives the radiofrequency signal that comes from after described one or more rf processor is processed, and according to the classification that the radiofrequency signal after the described processing belongs to, the radiofrequency signal gating after the described processing is sent to the antenna corresponding with the radiofrequency signal ownership classification after this processing comprises:
Radiofrequency signal after the described processing that duplexer will receive is forwarded to the frequency match device;
Described frequency match device is forwarded on the antenna corresponding with the residing frequency match scope of radiofrequency signal after the described processing according to the radiofrequency signal of default a plurality of frequency match scopes after with described processing.
16. the method for reseptance of a radiofrequency signal is characterized in that, the receiving system of radiofrequency signal comprises: one or more rf processors, controller and a plurality of antenna; Described method comprises:
The radiofrequency signal that each antenna reception is corresponding with the affiliated classification of this antenna, and the described radiofrequency signal that will receive is forwarded to described controller;
Described controller receives described radiofrequency signal, and the classification according to the required radiofrequency signal ownership of described receiving system is sent to this rf processor with described radiofrequency signal gating;
Described one or more rf processor receives the described radiofrequency signal of described controller forwarding and described radiofrequency signal is processed.
17. described method is characterized in that according to claim 16, described controller comprises: a plurality of duplexers and control unit; Described controller receives described radiofrequency signal, and the classification according to the required radiofrequency signal ownership of described receiving system is sent to this rf processor with described radiofrequency signal gating and comprises:
The rf processor that described control unit belongs to according to described radiofrequency signal and the corresponding relation of described a plurality of duplexers, the closure of described each duplexer of control;
The described radiofrequency signal that the duplexer that described control unit is communicated with will receive is forwarded to the rf processor of this radiofrequency signal ownership.
18. described method according to claim 17, it is characterized in that, the pattern that the pre-stored one or more rf processors of described control unit are supported and the corresponding relation of described a plurality of duplexers, and the pattern that belongs to according to described radiofrequency signal is communicated with the duplexer corresponding to rf processor of this pattern of support.
19. described method according to claim 17, it is characterized in that, the corresponding relation of the pre-stored one or more frequency range threshold values of described control unit and described a plurality of duplexers, and the frequency range that belongs to according to described radiofrequency signal is communicated with duplexer corresponding to rf processor of supporting this frequency range.
20. described method is characterized in that according to claim 16, described controller comprises: duplexer and frequency match device; Described controller receives described radiofrequency signal, and the classification according to the required radiofrequency signal ownership of described receiving system is sent to this rf processor with described radiofrequency signal gating and comprises:
Described frequency match device is forwarded to the rf processor corresponding with the residing frequency match scope of described radiofrequency signal according to default a plurality of frequency match scopes with described radiofrequency signal;
The described radiofrequency signal that described duplexer will receive is forwarded to the rf processor corresponding with the residing frequency match scope of described radiofrequency signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210119612.3A CN103378887B (en) | 2012-04-20 | 2012-04-20 | Transmission, reception device and the method for radiofrequency signal |
| PCT/CN2012/077861 WO2013155793A1 (en) | 2012-04-20 | 2012-06-29 | Device and method for transmitting and receiving radio frequency signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210119612.3A CN103378887B (en) | 2012-04-20 | 2012-04-20 | Transmission, reception device and the method for radiofrequency signal |
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| CN103378887A true CN103378887A (en) | 2013-10-30 |
| CN103378887B CN103378887B (en) | 2017-08-25 |
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| CN201210119612.3A Expired - Fee Related CN103378887B (en) | 2012-04-20 | 2012-04-20 | Transmission, reception device and the method for radiofrequency signal |
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| CN (1) | CN103378887B (en) |
| WO (1) | WO2013155793A1 (en) |
Cited By (5)
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| CN106229619A (en) * | 2016-08-16 | 2016-12-14 | 青岛海信移动通信技术股份有限公司 | A kind of mobile terminal |
| WO2017113693A1 (en) * | 2015-12-29 | 2017-07-06 | 乐视控股（北京）有限公司 | Antenna multiplexing apparatus and mobile terminal |
| WO2017166353A1 (en) * | 2016-03-31 | 2017-10-05 | 宇龙计算机通信科技(深圳)有限公司 | Carrier aggregation circuit implementation method and implementation system, and mobile terminal |
| WO2019128910A1 (en) * | 2017-12-25 | 2019-07-04 | 捷开通讯(深圳)有限公司 | Radio frequency front-end circuit, circuit board thereof and terminal |
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| CN105516443B (en) * | 2014-09-25 | 2020-01-07 | 中兴通讯股份有限公司 | Terminal and terminal multiple protection method |
| WO2018154446A1 (en) * | 2017-02-21 | 2018-08-30 | L&T Technology Services Limited | Multi-frequency rf sniffer probe |
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Also Published As
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| CN103378887B (en) | 2017-08-25 |
| WO2013155793A1 (en) | 2013-10-24 |
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