CN106877898B - A kind of carrier wave polymerization processing circuit, signal processing method and electronic equipment - Google Patents
A kind of carrier wave polymerization processing circuit, signal processing method and electronic equipment Download PDFInfo
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- CN106877898B CN106877898B CN201710202795.8A CN201710202795A CN106877898B CN 106877898 B CN106877898 B CN 106877898B CN 201710202795 A CN201710202795 A CN 201710202795A CN 106877898 B CN106877898 B CN 106877898B
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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
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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
- H04B1/401—Circuits for selecting or indicating operating mode
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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Abstract
The present invention provides a kind of carrier wave polymerization processing circuit, signal processing method and electronic equipment, it polymerize the first antenna in processing circuit by carrier wave and receives the second signal at least partly receiving frequency in the reception band limits of intermediate-freuqncy signal, it include in the first antenna of the first signal of high-frequency signal to being used to receive and dispatch by at least partly reception frequency translation of intermediate-freuqncy signal, it such as can be by all reception frequency translations of intermediate-freuqncy signal into first antenna, such second antenna only needs to receive and dispatch the second signal including low frequency signal, so that the bandwidth range of the second antenna processing reduces, and then reduce the design difficulty of the second antenna.Certainly tap in the middle part of intermediate-freuqncy signal can also be received frequency translation into first antenna, and the reception frequency moved be greater than do not move reception frequency, the difference of the reception frequency of the low frequency signal of the second antenna processing and the reception frequency of intermediate-freuqncy signal can also be reduced, so that the bandwidth range of the second antenna processing reduces, and then reduce the design difficulty of the second antenna.
Description
Technical field
The invention belongs to carrier aggregation technology fields, more specifically, more particularly to a kind of carrier wave polymerization processing circuit, letter
Number processing method and electronic equipment.
Background technique
In order to meet the requirement of single user peak rate and power system capacity promotion, most direct mode is exactly to increase system biography
Defeated bandwidth, therefore, method are exactly to increase system transmission bandwidth.Therefore LTE-Advanced (Long Term Evolution-
Advanced, LTE evolution) technology for increasing transmission bandwidth is developed in system, this technology is referred to as CA (Carrier
Aggregation, carrier wave polymerization) technology.
Electronic equipment is for realizing the carrier wave polymerization processing circuit of carrier aggregation technology as shown in Figure 1, including at least at present:
First antenna 11 and the second antenna 12, from the company of first antenna 11 in Fig. 1 and the second antenna 12 and other circuits in processing circuit
Relationship is connect it is found that first antenna 11 is for receiving and dispatching high-frequency signal, such as receiving and dispatching the letter that frequency range is band (frequency range, referred to as B) 7
Number (abbreviation B7 signal, the reception band limits of B7 signal are 2620 to 2690MHz (megahertz), the transmitting frequency range model of B7 signal
Enclose is 2500 to 2570MHz), and the second antenna 12 is such as used to receive and dispatch B1 to B4 model for receiving and dispatching intermediate-freuqncy signal and low frequency signal
Enclose interior signal.
For intermediate-freuqncy signal and low frequency signal, the gap of the reception frequency of the two signals is larger, such as current low frequency
The minimum of signal receives frequency meeting test to 699MHz, and the maximum frequency that receives of intermediate-freuqncy signal can be increased to 2200MHz, make
The bandwidth range for obtaining the second antenna processing is larger, improves the design difficulty of the second antenna.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of carrier wave polymerization processing circuit, signal processing method and electronics
Equipment, for reducing the design difficulty of antenna.Technical solution is as follows:
The present invention provides a kind of carrier wave polymerization processing circuit, and the circuit includes: first antenna, the second antenna and access choosing
Select circuit；
The first antenna is used to receive and dispatch the first signal including high-frequency signal and at least partly receives frequency for receiving
The second signal that receives band limits in of the rate in intermediate-freuqncy signal；Second antenna is for receiving and dispatching the third including low frequency signal
Signal and for second antenna for sending all tranmitting frequencies in the transmitting band limits of the intermediate-freuqncy signal
Fourth signal；
The access selection circuit is used for transmission the first antenna and signal that second antenna receives.
Preferably, the first antenna is for receiving all reception frequencies in the reception band limits of the intermediate-freuqncy signal
Second signal.
Preferably, the circuit further include: signal processing circuit and the radio frequency communicated with the signal processing circuit are received
Power Generation Road；
The signal processing circuit includes at least one processing circuit, at signal of each processing circuit for that will receive
For reason for the signal within the scope of special frequency channel, the corresponding special frequency channel range of each processing circuit is different；
The access selection circuit, for the signal transmitted in the first antenna and second antenna to be sent to institute
It states in signal processing circuit in corresponding processing circuit, and there is special frequency channel model for receive processing circuit output
Interior signal is enclosed, and corresponding antenna will be sent to the signal within the scope of special frequency channel.
Preferably, the access selection circuit include: first switch device corresponding with the first antenna and with it is described
The corresponding second switch device of second antenna；
The first switch device includes at least one access, at least one access in the first switch device is used for
Signal transmission is carried out between first antenna and the signal processing circuit；
The second switch device includes at least one access, at least one access in the second switch device is used for
Signal transmission is carried out between second antenna and the signal processing circuit.
Preferably, the first switch device includes an access；
Processing circuit corresponding with the first antenna includes: power splitter, the first processing in the signal processing circuit
Circuit and second processing sub-circuit；
Wherein the first processing sub-circuit is used to first signal processing received be high-frequency signal and use
In the signal processing for receiving the RF transmit-receive circuit be high-frequency signal；
The second signal processing that the second processing sub-circuit is used to receive is reception again and again in the intermediate-freuqncy signal
Receive band limits in signal；
The power splitter, the signal transmission for being transferred to the first antenna on the access of the first switch device
To corresponding processing sub-circuit, and for high-frequency signal to be passed through the tunnel of the first switch device to described first
On antenna, which is that the first processing sub-circuit will obtain after signal processing that the RF transmit-receive circuit receives
Signal.
Preferably, the first switch device includes the first access and alternate path, wherein first access and described
Alternate path is used to carry out signal transmission between the first antenna and the signal processing circuit, and on first access
The band limits of the signal of transmission is greater than the band limits of the signal transmitted on the alternate path；
Processing circuit corresponding with the first antenna includes: the first processing sub-circuit and in the signal processing circuit
Two processing sub-circuits；Wherein the first processing sub-circuit for will first signal processing that receive be high-frequency signal with
And the signal processing for receiving the RF transmit-receive circuit is high-frequency signal；
The second signal processing that the second processing sub-circuit is used to receive is reception frequency in the intermediate-freuqncy signal
Receive band limits in signal.
Preferably, the first processing sub-circuit includes: duplexer, and the duplexer is used for the first signal that will be received
Processing is high-frequency signal and the signal processing for receiving the RF transmit-receive circuit is high-frequency signal；
The second processing sub-circuit includes: bandstop filter, the second letter that the bandstop filter is used to receive
Number processing is receives intermediate-freuqncy signal of the frequency in first band limits.
Preferably, processing circuit corresponding with second antenna includes: at least one in the signal processing circuit
Manage sub-circuit, the processing sub-circuit for will the signal processing that receive be with the signal within the scope of special frequency channel, and it is every
The corresponding special frequency channel range of a processing sub-circuit is different.
The present invention also provides a kind of signal processing methods, which comprises
It is received and dispatched by first antenna and includes the first signal of high-frequency signal and at least partly connect by first antenna reception
Frequency is received in the second signal of the intermediate-freuqncy signal received in band limits；
It is received and dispatched by the second antenna and includes the third signal of low frequency signal and all transmitting frequencies are sent by the second antenna
Fourth signal of the rate in the transmitting band limits of the intermediate-freuqncy signal.
The present invention also provides a kind of electronic equipment, the electronic equipment includes above-mentioned carrier wave polymerization processing circuit.
Compared with prior art, above-mentioned technical proposal provided by the invention has the advantages that
By above-mentioned technical proposal, the first antenna in processing circuit is polymerize by carrier wave and receives at least partly reception frequency
In the second signal of intermediate-freuqncy signal received in band limits, that is to say, that can be by at least partly reception frequency of intermediate-freuqncy signal
It moves in the first antenna for receiving and dispatching the first signal including high-frequency signal, such as can be by all receptions of intermediate-freuqncy signal
Frequency translation is into first antenna, and such second antenna only needs to receive and dispatch the second signal including low frequency signal, so that second day
The bandwidth range of line processing reduces, and then reduces the design difficulty of the second antenna.Certainly it can also will be tapped in the middle part of intermediate-freuqncy signal
Frequency translation is received into first antenna, and the reception frequency moved can also reduce second greater than reception frequency is not moved in this way
The difference of the reception frequency of the reception frequency and intermediate-freuqncy signal of the low frequency signal of antenna processing, so that the bandwidth model of the second antenna processing
Diminution is enclosed, and then reduces the design difficulty of the second antenna.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the circuit structure diagram of the existing polymerization of carrier wave in the electronic device processing circuit；
Fig. 2 is a kind of schematic diagram of carrier wave polymerization processing circuit provided in an embodiment of the present invention；
Fig. 3 is another schematic diagram of carrier processing circuit provided in an embodiment of the present invention；
Fig. 4 is a kind of circuit structure diagram of carrier processing circuit provided in an embodiment of the present invention；
Fig. 5 is another circuit structure diagram of carrier processing circuit provided in an embodiment of the present invention；
Fig. 6 is the flow chart of signal processing method provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Referring to Fig. 2, passing through it illustrates a kind of schematic diagram of carrier wave provided in an embodiment of the present invention polymerization processing circuit
Mode of the biggish reception frequency translation of part value in intermediate-freuqncy signal into high frequency antenna is difficult come the design for reducing antenna
Degree, wherein the polymerization of carrier wave shown in Fig. 2 processing circuit may include: first antenna 21, the second antenna 22 and access selection circuit 23.
First antenna 21 is used to receive and dispatch the first signal including high-frequency signal and at least partly receives frequency for receiving
In the second signal of intermediate-freuqncy signal received in band limits.Second antenna 22 is for receiving and dispatching the third signal including low frequency signal
And for sending fourth signal of all tranmitting frequencies in the transmitting band limits of intermediate-freuqncy signal.
That is, the embodiment of the present invention can be by at least partly reception frequency translation of intermediate-freuqncy signal to being used for send and receive packets
In the first antenna 21 for including the first signal of high-frequency signal, one of which, which moves mode, is: by all receptions frequency of intermediate-freuqncy signal
Rate is moved in first antenna 21, and such first antenna 21 is for the first signal of send and receive packets high-frequency signal and for receiving packet
The second signal of intermediate-freuqncy signal is included, and the second antenna 22 is then for receiving and dispatching the third signal including low frequency signal.
Another kind moves mode: the part in intermediate-freuqncy signal being received frequency translation into first antenna 21, and is moved
This part receive frequency and be greater than and do not move the reception frequency of part, for example the reception band limits of intermediate-freuqncy signal is divided into the
One band limits and the second band limits, the reception frequency in first band limits are greater than in second band limits
Receive frequency, then in embodiments of the present invention, by the reception frequency translation in the first band limits into first antenna 21, and incite somebody to action
Reception frequency in second band limits maintains in the second antenna 22, can equally reduce the band of the second antenna 22 processing in this way
Wide scope.
Such as in 36.101 version 11.6.0 release of LTE radio test specification 3GPP TS, 110 Mid Frequency
Signal within the scope of B7 can be considered as high-frequency signal, and receiving band limits is 2620 to 2690MHz, within the scope of frequency range B1 and B4
Signal can be considered as intermediate-freuqncy signal, the reception band limits of intermediate-freuqncy signal is 2110 to 2170MHz, frequency range B2 and B3 range
Interior signal can be considered as low frequency signal, and the reception band limits of low frequency signal is 1805 to 1990MHz, and other can be considered
The reception frequency minimum value of low frequency signal can be down to 699MHz.In the prior art, the second antenna 22 needs while in processing
Frequency signal and low frequency signal, the receivable reception band limits of the second antenna 22 are 699 to 2170MHz, and real through the invention
Applying example can move 2110 to 2170MHz in first antenna 21, the receivable reception band limits of such second antenna 22
699 to 2110MHz are contracted to, so as to reduce the bandwidth range of the second antenna 22 processing, reduces the design difficulty of antenna.
Herein it should be noted is that: high-frequency signal, intermediate-freuqncy signal and the low frequency signal that the embodiment of the present invention is mentioned
Depending on the respective reception frequency of signal and tranmitting frequency, for these three types of high-frequency signal, intermediate-freuqncy signal and low frequency signal
Signal for, the reception frequency of the signal of these three types is descending to be successively: high-frequency signal, intermediate-freuqncy signal and low frequency letter
Number, same tranmitting frequency is descending to be successively: high-frequency signal, intermediate-freuqncy signal and low frequency signal, for these three types
The reception frequency and tranmitting frequency of signal are respectively how many and band limits is respectively how many, and the embodiment of the present invention is without limiting.
Access selection circuit 23 is used for transmission first antenna 21 and signal that the second antenna 22 receives.In practical application
In, carrier wave polymerization processing circuit provided in an embodiment of the present invention may be mounted at electronic equipment internal or electronic equipment and load
Wave polymerize the access selection circuit connection in processing circuit, and such electronic equipment is polymerize first day in processing circuit by carrier wave
Line 21 and the second antenna 22 are communicated with extraneous electronic equipment, and communication process is as follows:
When electronic equipment receives the signal that extraneous electronic equipment is sent, if the signal that extraneous electronic equipment is sent is
The first signal including high-frequency signal receives frequency in the second signal of intermediate-freuqncy signal received in band limits, then by the
One antenna 21 is sent a signal at other circuits of electronic equipment internal to receive again by access selection circuit 23
Reason；If the signal that extraneous electronic equipment is sent is the third signal for including low frequency signal, received by the second antenna 22,
And other processing of circuit of electronic equipment internal are sent a signal to again by access selection circuit 23.
When the electronic equipment of electronic equipment outwardly sends signal, electronic equipment is received by access selection circuit 23
The signal with specific frequency that internal circuit generates believes high frequency if this signal with specific frequency is high-frequency signal
Number it is sent to first antenna 21, extraneous electronic equipment will be sent to by the first signal that first antenna 21 will include high-frequency signal；
If this signal with specific frequency is that the signal of low frequency signal or tranmitting frequency within the scope of intermediate-freuqncy signal (is considered as intermediate frequency
Signal), then this signal is sent to the second antenna 22, extraneous electronic equipment is sent to by the second antenna 22.
By above-mentioned technical proposal, the first antenna in processing circuit is polymerize by carrier wave and receives at least partly reception frequency
In the second signal of intermediate-freuqncy signal received in band limits, that is to say, that can be by at least partly reception frequency of intermediate-freuqncy signal
It moves in the first antenna for receiving and dispatching the first signal including high-frequency signal, such as can be by all receptions of intermediate-freuqncy signal
Frequency translation is into first antenna, and such second antenna only needs to receive and dispatch the second signal including low frequency signal, so that second day
The bandwidth range of line processing reduces, and then reduces the design difficulty of the second antenna.Certainly it can also will be tapped in the middle part of intermediate-freuqncy signal
Frequency translation is received into first antenna, and the reception frequency moved can also reduce second greater than reception frequency is not moved in this way
The difference of the reception frequency of the reception frequency and intermediate-freuqncy signal of the low frequency signal of antenna processing, so that the bandwidth model of the second antenna processing
Diminution is enclosed, and then reduces the design difficulty of the second antenna.
Referring to Fig. 3, it illustrates another schematic diagram of carrier wave provided in an embodiment of the present invention polymerization processing circuit, In
It can also include: signal processing circuit 24 and the RF transmit-receive circuit communicated with signal processing circuit 24 25 on the basis of Fig. 2.
Wherein signal processing circuit 24 includes at least one processing circuit, and each processing circuit is used for the signal that will be received
Processing is with the signal within the scope of special frequency channel, and the corresponding special frequency channel range difference of each processing circuit.
Access selection circuit 23, for the signal transmitted in first antenna 21 and the second antenna 22 to be sent to signal processing
In circuit 24 in corresponding processing circuit, and the signal having within the scope of special frequency channel exported for receiving processing circuit,
And corresponding antenna will be sent to the signal within the scope of special frequency channel.
Below with signal 25 from antenna transmission to RF transmit-receive circuit, signal is transferred to antenna from RF transmit-receive circuit 25,
Interaction between the work and circuit of circuit in carrier wave provided in an embodiment of the present invention polymerization processing circuit is illustrated.It is first
First signal from antenna transmission to RF transmit-receive circuit 25 process it is as follows:
First antenna 21 and the second antenna 22 are used to receive the signal that extraneous electronic equipment is sent, if extraneous electronics is set
The signal that preparation is sent is to include the first signal of high-frequency signal or receive frequency in the received in band limits of intermediate-freuqncy signal
Binary signal is then received by first antenna 21, if the signal that extraneous electronic equipment is sent is the third for including low frequency signal
Signal is then received by the second antenna 22.Since the band limits that first antenna 21 and the second antenna 22 are responsible for is different, so
First antenna 21 and the second antenna 22 can independently receive signal, and are automatically sent to signal pair by access selection circuit 23
In the processing circuit answered, corresponding access can be arranged in access selection circuit 23 according to the quantity of signal, and each access is corresponding
A circuit in signal processing circuit 24, such first antenna 21 and the second antenna 22 are received to after induction signal, according to letter
Number band limits be transmitted directly in corresponding access, by tunnel give corresponding processing circuit.
It may include three in signal processing circuit 24 for above-mentioned first signal, second signal and third signal
Processing circuit, the corresponding signal of each processing circuit, that is to say, that include processing circuit 1, processing in signal processing circuit 24
Circuit 2 and processing circuit 3, wherein processing circuit 1 is used to the first signal processing be high-frequency signal, and passes through RF transmit-receive circuit
25 are sent to high-frequency signal in other circuits of electronic equipment internal, and processing circuit 2 is used to second signal processing be reception frequency
Signal (can be considered intermediate-freuqncy signal) of the rate in the reception band limits of intermediate-freuqncy signal, and pass through RF transmit-receive circuit 25 for intermediate frequency
Signal is sent to other circuits of electronic equipment internal, and processing circuit 3 is used to third signal processing be low frequency signal, and passes through
Low frequency signal is sent to other circuits of electronic equipment internal by RF transmit-receive circuit 25.
Signal is transferred to the process of antenna from RF transmit-receive circuit 25 are as follows: RF transmit-receive circuit 25 receives electronic equipment internal
Other circuits send signal radio frequency is passed through according to the band limits of signal and the corresponding special frequency channel range of processing circuit
The signal received is sent to corresponding processing by the access between transmission circuit 25 and processing circuit in signal processing circuit 24
Circuit, by processing circuit by signal processing be the corresponding special frequency channel of the circuit within the scope of signal, and by processing circuit with
Access between access selection circuit 23 is sent to corresponding antenna, extraneous electronic equipment is sent to by antenna, as signal is
High-frequency signal, then by first antenna 21 send include high-frequency signal the first signal, if signal be low frequency signal and intermediate-freuqncy signal,
Then sent by the second antenna 22.
By above-mentioned technical proposal, when reducing the design difficulty of the second antenna 22, the present invention can also be each signal
Corresponding processing circuit is set, each signal is handled by proprietary processing circuit, accelerates conversion speed, and by logical
Road selection circuit can automatically will transmit induction signal in antenna and processing circuit, save signal identification process, and then accelerate
Conversion speed.
Processing circuit is polymerize for carrier wave provided in an embodiment of the present invention, can be realized by different circuit structure diagrams,
It is illustrated below with two kinds of feasible circuit structure diagrams provided in an embodiment of the present invention, but the embodiment of the present invention is not limited to down
State two kinds of feasible circuit structure diagrams.
As shown in figure 4, it illustrates a kind of feasible circuits of carrier wave provided in an embodiment of the present invention polymerization processing circuit
Structure chart, wherein Fig. 4 is illustrated by taking B1 to B4 and B7 as an example, in practical applications can will be provided in an embodiment of the present invention
Carrier wave polymerization processing circuit is applied in other band limits.
In carrier wave shown in Fig. 4 polymerization processing circuit, access selection circuit 23 includes: corresponding with first antenna 21 the
One switching device 231 and second switch device 232 corresponding with the second antenna.First switch device 231 is logical including at least one
Road, at least one access in first switch device 231 between first antenna 21 and signal processing circuit 24 for carrying out letter
Number transmission.Second switch device 232 includes at least one access, at least one access in second switch device 232 is used for
Signal transmission is carried out between second antenna 22 and signal processing circuit 24.
In feasible circuit structure shown in Fig. 4, first switch device 231 includes an access, corresponding, signal processing
Processing circuit corresponding with first antenna 21 includes: that power splitter 241, first handles sub-circuit 242 and second processing in circuit 24
Sub-circuit 243.
Wherein, the first processing sub-circuit 242 be used for the first signal processing that will receive be high-frequency signal and be used for by
The signal processing that RF transmit-receive circuit 25 receives is high-frequency signal；In signal from first antenna 21 to RF receiving and transmission module 25
When transmission, the first signal processing that the first processing sub-circuit 242 receives first antenna is high-frequency signal, and is received by radio frequency
Hair module 25 is sent to other circuits of electronic equipment internal；It is transmitted in signal from RF receiving and transmission module 25 to first antenna 21
When, the first processing sub-circuit 242 receives the signal that RF transmit-receive circuit 25 obtains from other circuits of electronic equipment internal,
And being handled by the first processing sub-circuit 242 is high-frequency signal, to be transmitted to the outside of electronic equipment by first antenna 21.
The second signal processing that second processing sub-circuit 243 is used to receive is to receive frequency in the reception of intermediate-freuqncy signal
Signal in band limits；That is, second processing sub-circuit 243 is responsible for processing from first antenna 21 to electronic equipment internal
The signal of transmission, when signal is transmitted from first antenna 21 to electronic equipment internal, second processing sub-circuit 243 is by first antenna
The second signal processing received passes through radio-frequency receiving-transmitting to receive frequency in the signal of intermediate-freuqncy signal received in band limits
Module 25 is sent to other circuits of electronic equipment internal.
The signal that power splitter 241 is used to be transferred to first antenna 21 on the access of first switch device is transferred to corresponding
Sub-circuit is handled, the first signal is such as transferred to the first processing sub-circuit 242, second signal is transferred to second processing sub-circuit
243.On the tunnel to first antenna that power splitter 241 is also used to high-frequency signal passing through first switch device, high frequency letter
Number for the first processing sub-circuit signal for obtaining the signal processing that RF transmit-receive circuit 25 receives.
In feasible circuit structure shown in Fig. 4, it is above-mentioned first processing sub-circuit 242 and second processing sub-circuit 243 can
Line mode is that the first processing sub-circuit 242 includes: duplexer (double arches show duplexer in Fig. 4), for that will receive
The first signal processing be high-frequency signal and the signal processing for receiving RF transmit-receive circuit is high-frequency signal.Second
Processing sub-circuit 243 includes: bandstop filter (in Fig. 4 single arch show bandstop filter), for that will receive
Intermediate-freuqncy signal of the binary signal processing for reception frequency in the first band limits.
For the second antenna 22, in feasible circuit structure shown in Fig. 4, in signal processing circuit 24 with second day
The corresponding processing circuit of line 22 includes: at least one processing sub-circuit 244, the signal that the processing sub-circuit is used to receive
Processing is with the signal within the scope of special frequency channel, and the corresponding special frequency channel range difference of each processing sub-circuit.
If second switch device 232 includes four accesses, respectively B4_TX, B2_TRX, B3_TRX and B1_TX in Fig. 4,
Wherein B4_TX access is for the transmission of signal in B4 band limits (by RF transmit-receive circuit from the received letter of electronic equipment internal
Number sent to the second antenna 22), transmitting-receiving of the B2_TRX access for signal in B2 band limits (can be received from the second antenna 22
Signal is transmitted to RF transmit-receive circuit, and can be by RF transmit-receive circuit from electronic equipment internal received signal to the second antenna 22
Send), transmitting-receiving of the B3_TRX access for signal in B3 band limits (can receive signal from the second antenna 22 and be transmitted to radio frequency
Transmission circuit, and RF transmit-receive circuit can be sent from electronic equipment internal received signal to the second antenna 22), B1_TX is logical
Road for signal in B1 band limits transmission (by RF transmit-receive circuit from electronic equipment internal received signal to the second antenna
22 send), this four accesses are connected with a processing sub-circuit 244 respectively, to be carried out by processing sub-circuit 244 to signal
Processing.And each processing sub-circuit 244 is as follows to the treatment process of signal:
The processing sub-circuit 244 being connected with B4_TX access and B1_TX is related to sending the mistake of signal to the second antenna 22
Journey, treatment process are: the signal sent by other circuits that RF transmit-receive circuit 25 receives electronic equipment internal believes this
It number is processed into the signal of special frequency channel range, the processing sub-circuit being such as connected with B4_TX access processes the signal into transmitting frequency
Signal of the rate in B4 transmitting band limits, and is sent in the second antenna 22 by B4_TX access, and with B1_TX access phase
The processing sub-circuit of connection processes the signal into signal of the tranmitting frequency in B1 transmitting band limits, and passes through B1_TX access
It is sent in the second antenna 22.And the feasible circuit side for the processing sub-circuit 244 being connected with B4_TX access and B1_TX access
Formula is: processing sub-circuit 244 includes: bandstop filter (single arch shows bandstop filter in Fig. 4), for that will receive
Signal processing be particular frequency range in signal.
It is related to sending to the second antenna 22 with B3_TRX access and the processing sub-circuit 244 being connected with B2_TRX access and believes
Number and the process of signal is obtained from the second antenna 22, when sending signal to the second antenna 22, treatment process and and B4_
The course of work for the processing sub-circuit 244 that TX access is connected is identical, this is no longer described in detail.And it is being obtained at the second antenna 22
When signal, processing sub-circuit 244 signal processing that receives the second antenna 22 is the signal within the scope of special frequency channel, such as with
The signal processing that second antenna 22 receives is to receive frequency to connect in B3 by the processing sub-circuit 244 that B3_TRX access is connected
Receive the signal in band limits, the signal that the processing sub-circuit 244 being connected with B2_TRX access receives the second antenna 22
Processing receives the signal in band limits to receive frequency in B2, these signals can be sent to again by RF receiving and transmission module 25
Other circuits of electronic equipment internal.
And the feasible circuit mode for the processing sub-circuit 244 being connected with B3_TRX access and B2_TRX access is: processing
Sub-circuit 244 includes: duplexer (in Fig. 4 double arches show duplexer), for will receive from the second antenna 22
Three signal processings are low frequency signal and the signal processing for receiving RF transmit-receive circuit is within the scope of special frequency channel
Signal is such as processed into intermediate-freuqncy signal or low frequency signal.
Each signal is handled by proprietary processing circuit by means of feasible circuit realization as shown in Figure 4, and will be shown in Fig. 4
Discovery is compared in feasible circuit shown in feasible circuit and Fig. 1, and the embodiment of the present invention will receive frequency translation to first antenna
After 21, for the processing circuit of the second antenna 22, demand of the 22 alignment processing circuit of the second antenna to four function devices is eliminated,
The performance of processing circuit can be not only promoted in this way but also can reduce design cost.
As shown in figure 5, it illustrates the feasible electricity of another kind of carrier wave provided in an embodiment of the present invention polymerization processing circuit
Line structure figure, wherein Fig. 5 is illustrated by taking B1 to B4 and B7 as an example, can be provided the embodiment of the present invention in practical applications
Carrier wave polymerization processing circuit be applied in other band limits.Wherein feasible circuit structure shown in Fig. 5 and feasible electricity shown in Fig. 4
Line structure the difference is that: first switch device 231 includes two between first antenna and signal processing circuit
The access for carrying out signal transmission, is the first access and alternate path respectively, such as the B7_TRX access and B1/4_RX access in Fig. 5,
The band limits of the signal wherein transmitted on the first access (such as B7_TRX access) is greater than on alternate path (such as B1/4_RX access)
The band limits of the signal of transmission.That is, first antenna 21 passes through two paths and the first processing sub-circuit 242 and the
Two processing sub-circuits 243 are connected, and feasible circuit structure eliminates power splitter relative to Fig. 4.
Herein it should be noted is that: above-mentioned carrier wave polymerization processing circuit may include at least one radio-frequency receiving-transmitting electricity
Road, carrier wave polymerization processing circuit as shown in Figure 4 and Figure 5 includes two RF transmit-receive circuits, the two RF transmit-receive circuits are used for
The signal within the scope of different frequency range is handled, RF transmit-receive circuit 0 is for handling in RF transmit-receive circuit as shown in Figure 4 and Figure 5
B7 receives the signal in band limits and B1/4 reception band limits, and RF transmit-receive circuit 1 is for handling in remaining band limits
Signal, and all had between RF transmit-receive circuit 0 and RF transmit-receive circuit 1 and each processing sub-circuit one it is independent logical
Road, therefore corresponding processing sub-circuit can be transmitted a signal to according to the band limits of signal on access.
Corresponding with above-mentioned apparatus embodiment, the embodiment of the present invention also provides a kind of signal processing method, and flow chart is such as
Shown in Fig. 6, it may comprise steps of:
101: being received and dispatched by first antenna and include the first signal of high-frequency signal and at least portion is received by first antenna
Tap receives frequency in the second signal of the intermediate-freuqncy signal received in band limits.
102: being received and dispatched by the second antenna and include the third signal of low frequency signal and all hairs are sent by the second antenna
Fourth signal of the radio frequency rate in the transmitting band limits of the intermediate-freuqncy signal.
That is, the embodiment of the present invention can be by at least partly reception frequency translation of intermediate-freuqncy signal to being used for send and receive packets
It includes in the first antenna of the first signal of high-frequency signal, one of which, which moves mode, is: by all reception frequencies of intermediate-freuqncy signal
It moves in first antenna, such first antenna includes intermediate frequency for the first signal of send and receive packets high-frequency signal and for receiving
The second signal of signal, and the second antenna is then used to receive and dispatch the third signal including low frequency signal.
Another kind moves mode: the part in intermediate-freuqncy signal is received into frequency translation into first antenna, and move
This part receives frequency and is greater than the reception frequency for not moving part, for example the reception band limits of intermediate-freuqncy signal is divided into first
Band limits and the second band limits, the reception frequency in first band limits are greater than connecing in second band limits
Frequency is received, then in embodiments of the present invention, by the reception frequency translation in the first band limits into first antenna, and by second
Reception frequency in band limits maintains in the second antenna, can equally reduce the bandwidth range of the second antenna processing in this way,
Reduce the design difficulty of antenna.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For method class embodiment, since it is substantially similar to Installation practice, so being described relatively simple, related place ginseng
See the part explanation of Installation practice.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
The foregoing description of the disclosed embodiments can be realized those skilled in the art or using the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
It is formed on the embodiments shown herein, and is to fit to consistent with the principles and novel features disclosed in this article widest
Range.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of carrier wave polymerize processing circuit, which is characterized in that the circuit includes: first antenna, the second antenna and access choosing
Select circuit；
The first antenna is used to receive and dispatch the first signal including high-frequency signal and takes for receiving at least partly reception frequency
It is worth the biggish second signal received in band limits in intermediate-freuqncy signal, to reduce the frequency range of the second antenna processing；Institute
The second antenna is stated for receiving and dispatching the third signal including low frequency signal and believing for sending all tranmitting frequencies in the intermediate frequency
Number transmitting band limits in fourth signal；
The access selection circuit is used for transmission the first antenna and signal that second antenna receives.
2. circuit according to claim 1, which is characterized in that the first antenna is for receiving all reception frequencies in institute
State the second signal of intermediate-freuqncy signal received in band limits.
3. circuit according to claim 1, which is characterized in that the circuit further include: signal processing circuit and with it is described
The RF transmit-receive circuit that signal processing circuit communicates；
The signal processing circuit includes at least one processing circuit, and each processing circuit for being by the signal processing received
With the signal within the scope of special frequency channel, the corresponding special frequency channel range of each processing circuit is different；
The access selection circuit, for the signal transmitted in the first antenna and second antenna to be sent to the letter
In number processing circuit in corresponding processing circuit, and for receiving the having within the scope of special frequency channel of the processing circuit output
Signal, and corresponding antenna will be sent to the signal within the scope of special frequency channel.
4. circuit according to claim 3, which is characterized in that the access selection circuit includes: and the first antenna
Corresponding first switch device and second switch device corresponding with second antenna；
The first switch device includes at least one access, at least one access in the first switch device is used for the
Signal transmission is carried out between one antenna and the signal processing circuit；
The second switch device includes at least one access, at least one access in the second switch device is used in institute
State progress signal transmission between the second antenna and the signal processing circuit.
5. circuit according to claim 4, which is characterized in that the first switch device includes an access；
Processing circuit corresponding with the first antenna includes: power splitter, the first processing sub-circuit in the signal processing circuit
With second processing sub-circuit；
Wherein it is described first processing sub-circuit be used for by first signal processing received be high-frequency signal and be used for by
The signal processing that the RF transmit-receive circuit receives is high-frequency signal；
The second signal processing that the second processing sub-circuit is used to receive is reception frequency connecing in the intermediate-freuqncy signal
Receive the signal in band limits；
The power splitter, the signal for the first antenna to be transferred on the access of the first switch device are transferred to pair
The processing sub-circuit answered, and for high-frequency signal to be passed through the tunnel of the first switch device to the first antenna
On, which is the letter that the first processing sub-circuit will obtain after signal processing that the RF transmit-receive circuit receives
Number.
6. circuit according to claim 4, which is characterized in that the first switch device includes that the first access and second are logical
Road, wherein first access and the alternate path between the first antenna and the signal processing circuit for carrying out
Signal transmission, and the band limits of the signal transmitted on first access is greater than the frequency of the signal transmitted on the alternate path
Segment limit；
Processing circuit corresponding with the first antenna includes: at the first processing sub-circuit and second in the signal processing circuit
Manage sub-circuit；Wherein the first processing sub-circuit is used to first signal processing received be high-frequency signal and use
In the signal processing for receiving the RF transmit-receive circuit be high-frequency signal；
The second signal processing that the second processing sub-circuit is used to receive is reception frequency connecing in the intermediate-freuqncy signal
Receive the signal in band limits.
7. circuit according to claim 5 or 6, which is characterized in that the first processing sub-circuit includes: duplexer, institute
First signal processing of the duplexer for that will receive is stated to be high-frequency signal and be used to receive the RF transmit-receive circuit
Signal processing be high-frequency signal；
The second processing sub-circuit includes: bandstop filter, at the second signal that the bandstop filter is used to receive
Intermediate-freuqncy signal of the reason for reception frequency in the first band limits.
8. circuit according to claim 3, which is characterized in that corresponding with second antenna in the signal processing circuit
Processing circuit include: at least one processing sub-circuit, the processing sub-circuit for will the signal processing that receive be with
Signal within the scope of special frequency channel, and the corresponding special frequency channel range of each processing sub-circuit is different.
9. a kind of signal processing method, which is characterized in that the described method includes:
It is received and dispatched by first antenna and includes the first signal of high-frequency signal and at least partly reception frequency is received by first antenna
The biggish second signal received in band limits in intermediate-freuqncy signal of rate value, to reduce the frequency band model of the second antenna processing
It encloses；
It is received and dispatched by the second antenna and includes the third signal of low frequency signal and existed by all tranmitting frequencies of the second antenna transmission
Fourth signal in the transmitting band limits of the intermediate-freuqncy signal.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes the load as described in claim 1 to 8 any one
Wave polymerize processing circuit.
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| CN201710202795.8A CN106877898B (en) | 2017-03-30 | 2017-03-30 | A kind of carrier wave polymerization processing circuit, signal processing method and electronic equipment |
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| EP3506500B1 (en) * | 2017-12-07 | 2021-06-09 | Infineon Technologies AG | Notch filters based on coupled acoustic resonators |
| CN110324061B (en) * | 2019-06-21 | 2021-04-20 | 宁波麦度智联科技股份有限公司 | Device and method for realizing separated self-adaptive carrier aggregation |
| CN111092295B (en) * | 2019-12-16 | 2023-04-07 | 闻泰通讯股份有限公司 | Antenna, antenna adjusting method, terminal and storage medium |
| CN111162802B (en) * | 2019-12-31 | 2022-04-22 | 联想(北京)有限公司 | Electronic equipment and signal transmission method |
| CN115589232B (en) * | 2020-09-27 | 2024-06-21 | Oppo广东移动通信有限公司 | Radio frequency L-PA Mid device, radio frequency receiving and transmitting system and communication equipment |
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