CN105846849B - A kind of carrier wave polymerization circuit implementing method realizes system and mobile terminal - Google Patents
A kind of carrier wave polymerization circuit implementing method realizes system and mobile terminal Download PDFInfo
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- CN105846849B CN105846849B CN201610204395.6A CN201610204395A CN105846849B CN 105846849 B CN105846849 B CN 105846849B CN 201610204395 A CN201610204395 A CN 201610204395A CN 105846849 B CN105846849 B CN 105846849B
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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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention discloses a kind of carrier wave polymerization circuit implementing method, realize system and mobile terminal, wherein carrier wave polymerization circuit realizes that system includes：First antenna exports external world's B1 frequency band signals for receiving extraneous B1 frequency band signals, and to processor；WIFI antennas for receiving the outer signals for including external world's B3 frequency band signals or extraneous WIFI signal, and outer signals are exported to identification circuit；Identification circuit, whether outer signals are B3 frequency band signals for identification, if it is, exporting the B3 frequency band signals identified to processor；Processor, for obtaining and using extraneous B1 frequency band signals and the B3 frequency band signals identified, realizing the B1+B3 interbands CA of FDD LTE.The present invention under the premise of both not using four work devices or not increasing antenna amount, realizes the B1+B3 interbands CA of FDD LTE by allowing B3 frequency band signals and WIFI signal that WIFI antennas coexist.
Description
Technical field
The present invention relates to carrier aggregation technology fields, more particularly to a kind of carrier wave polymerization circuit implementing method, realize system
System and mobile terminal.
Background technology
Now, with the explosive growth of data service, need are perceived in order to meet user of the user using new business when
It asks, mobile operator is actively disposing the 4G+ nets using carrier wave polymerization (Carrier Aggregation, abbreviation CA) technology
Network (also known as 4.5G networks) is as high as possible to be provided to the user to the maximum extent using the frequency spectrum resource in hand by as far as possible
Message transmission rate, and then ensure preferable user experience.Wherein, multiple carrier waves are combined together by CA technologies, every in this way
A user can obtain more resources, to obtain higher message transmission rate and better user experience.The load of polymerization
Wave is more, and user can obtain more resources, and then obtain higher performance.
Currently, the leading operation commercial city of almost all of LTE (Long Term Evolution) is poly- in actively deployment carrier wave
It closes, such as China Mobile, China Telecom and China Unicom.For belonging to FDD-LTE China Unicom and China Telecom,
Mainly downlink is realized using four work devices while receiving two kinds of signals of B1 and B3, and then realize B1+B3 interbands CA.And four work devices at
This height, Insertion Loss is big, needs PA (Power Amplifier, power amplifier) to export higher power and is brought to compensate four work devices
Additional Insertion Loss, and the transmission power of mobile phone is bigger, and the easier deteriorations of ACLR (adjacent channel leakage than), the electric current needed is more
More, power consumption accordingly becomes much larger.Wherein, B1 (Band1), B3 (Band3) are FDD-LTE frequency ranges.
In order not to use four work devices, people increase on the basis of existing technology additional antenna come for B1 frequency band signals and
B3 frequency band signals provide different antennas, however, this scheme to increase antenna amount as cost, is not best solution party
Method.Especially in the case where the quantity of current all-metal back-cover mobile phone is more and more, increases antenna for mobile phone number difficulty and compare
Greatly, this is because all-metal back-cover can not possibly can stack many antennas to realize answering for different function as back plastic cover
With.
Invention content
In view of this, the present invention provides a kind of carrier wave polymerization circuit implementing method, realize system and mobile terminal, with
Both four work devices had not been used have realized the B1+B3 interbands CA of FDD-LTE under the premise of not increasing antenna amount yet.
In order to solve the above technical problems, the present invention provides a kind of carrier wave polymerization circuit realization system, it is applied to mobile terminal,
The system includes：
First antenna exports external world's B1 frequency band signals for receiving extraneous B1 frequency band signals, and to processor；
WIFI antennas, for receiving the outer signals for including external world's B3 frequency band signals and/or external world's WIFI signal, and by institute
Outer signals are stated to export to identification circuit；
The identification circuit, whether the outer signals are B3 frequency band signals for identification, if it is, to the processing
Device exports the B3 frequency band signals identified；
The processor, for obtaining and utilizing external world's B1 frequency band signals of first antenna output and the knowledge
The B3 frequency band signals identified of other circuit output, realize the B1+B3 interbands CA of FDD-LTE.
Preferably, the first antenna is additionally operable to receive extraneous B39 frequency band signals and external world's B41 frequency band signals, and to institute
It states processor and exports external world's B39 frequency band signals and external world's B41 frequency band signals.
Preferably, the first antenna and the WIFI antennas it is specific based on collect antenna；
The first antenna be specifically used for main collection reception external world's B1 frequency band signals, external world's B39 frequency band signals and
External world's B41 frequency band signals；
The WIFI antennas are specifically used for main collection and receive external world's B3 frequency band signals；
The system also includes：
Diversity antenna, for B1 frequency band signals, the B3 frequency band signals, the B39 frequency band signals described in diversity reception and
The B41 frequency band signals, and diversity reception is arrived respectively the B1 frequency band signals, the B3 frequency band signals, the B39 frequency ranges
Signal and the B41 frequency band signals are exported to the processor.
Preferably, the identification circuit is additionally operable to, when it is WIFI signal to identify the outer signals, will identify that
WIFI signal is exported to corresponding WLAN receiving ports.
Preferably, the identification circuit is specially the first frequency divider, and first frequency divider is used for according to the B3 frequency ranges
The band limits of signal identifies whether the outer signals are the B3 frequency band signals.
Preferably, further include：
The radio-frequency filter being set between first frequency divider and the processor comes from described first for filtering out
Signal in the signal of frequency divider in addition to the B3 frequency band signals, and export the signal after filtering out to the processor.
Preferably, the first antenna is additionally operable to emit internal B1 frequency band signals；The WIFI antennas are additionally operable in transmitting
Portion's B3 frequency band signals.
The present invention also provides a kind of mobile terminals, including carrier wave polymerization circuit to realize system, which is characterized in that the load
Wave polymerize circuit and realizes that system is the carrier wave polymerization circuit realization system described in above-mentioned any one.
The present invention also provides a kind of carrier waves to polymerize circuit implementing method, including：
First antenna receives external world's B1 frequency band signals, and exports external world's B1 frequency band signals to processor；
WIFI antennas receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and will be described outer
Sector signal is exported to identification circuit；
The identification circuit identifies whether the outer signals are B3 frequency band signals, if it is, defeated to the processor
Go out the B3 frequency band signals identified；
The processor obtains and utilizes the external world's B1 frequency band signals and identification electricity of the first antenna output
The B3 frequency band signals identified of road output, realize the B1+B3 interbands CA of FDD-LTE.
Preferably, this method further includes：
The first antenna receives external world's B39 frequency band signals and external world's B41 frequency band signals, and exports institute to the processor
State extraneous B39 frequency band signals and external world's B41 frequency band signals.
In the above technical solution provided by the invention, carrier wave polymerization circuit realize system include first antenna, WIFI antennas,
Identification circuit and processor, specifically, first antenna receive external world's B1 frequency band signals, and export the external world B1 to processor
Frequency band signals；WIFI antennas receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and will be described outer
Sector signal is exported to identification circuit；The identification circuit identifies whether the outer signals are B3 frequency band signals, if it is, to
The processor exports the B3 frequency band signals identified；The processor obtains and utilizes the described outer of the first antenna output
The B3 frequency band signals identified of boundary's B1 frequency band signals and identification circuit output, realize the B1+B3 interbands of FDD-LTE
CA。
Since mobile terminal must have the antenna of WIFI antennas and another non-WIFI signal of transmitting-receiving in practical applications, because
This, the present invention in, by allow FDD-LTE B3 frequency band signals and WIFI signal WIFI antennas coexist, both do not use four work devices
Also under the premise of not increasing antenna amount so that B1 frequency band signals and B3 frequency band signals can be transmitted to total receipts by different antennae
Corresponding receiving port on device is sent out, and then realizes the B1+B3 interbands CA of the FDD-LTE of China Telecom and China Unicom.
Description of the drawings
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 technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is that a kind of carrier wave provided in an embodiment of the present invention polymerize the structure diagram schematic diagram that circuit realizes system；
Fig. 2 is a kind of application scenarios structure diagram provided in an embodiment of the present invention；
Fig. 3 is another application scenarios structure chart provided in an embodiment of the present invention；
Fig. 4 is another application scenarios structure chart provided in an embodiment of the present invention；
Fig. 5 is the flow chart that a kind of carrier wave provided in an embodiment of the present invention polymerize circuit implementing method.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of carrier wave polymerization circuit implementing method, realization system and mobile terminal, with both
The B1+B3 interbands CA of FDD-LTE is realized under the premise of also not increasing antenna amount without using four work devices.
In practical applications, in order to which the explosive growth and user that meet data service use user when new business to feel
Know that demand, mobile broadband network need continuous evolution.It is to promote the most effectual way of handling capacity that carrier wave, which polymerize broader bandwidth,.Fortune
Battalion quotient greatly develops carrier aggregation technology and improves network transfer speeds, supports that the CAT4 downloading rates of LTE are 150Mbps at present,
And the CAT6 of carrier wave polymerization 2*20MHZ can allow downloading rate highest to reach 300Mbps.
To the planning application of carrier wave the junction frequency selection and antenna channels of above-mentioned TDD-LTE and FDD-LTE：China Mobile
CA require to support in Band39, Band40, Band41 frequency range the polymerization of continuous 2 carrier wave and support between Band39 and Band41 frequency ranges
2 carrier waves polymerize；The CA of China Telecom and China Unicom requires terminal to answer essential support Band1+Band3 interband CA and B3 with interior company
Continuous 2 carrier waves polymerization.In addition, 2.4G the and 5.8G frequencies and bandwidth of WIFI double frequencies.Wherein, Band39 abbreviations B39, it is other similarly.
Refer to following table：
To in upper table carrier wave junction frequency and WIFI frequency analyses, it can be found that FDD-LTE BAND3 (abbreviation B3)
Uplink 1710MHz-1785MHz and downlink 1805MHz-1880MHz frequencies belong to intermediate bands frequency, and the frequency range of WIFI
For 2402MHz-2482MHz and 5725MHz-5850MHz, belong to high-frequency band frequency.
By being found to the analysis of rf frequency and bandwidth, between the frequency of the B3 of FDD-LTE with the 2.4G and 5.8G of WIFI
It is separated with (2402-1880) 522MHZ, in this way by radio-frequency devices frequency divider, can realize the B3 frequency ranges and WIFI of FDD-LTE
The physical separation of 2.4G and 5.8G frequency ranges further can also further increase isolation by radio-frequency filter, to real
The B3's and WIFI of existing FDD-LTE coexists.Meanwhile B1 is that different antennae connects with B3 and WIFI, can be realized simultaneously B1 in this way
With B3 by different antennae by arriving the port of transceiver (total transceiver), China Telecom and China Unicom are realized
The B1+B3 interbands CA of FDD-LTE.
Meanwhile polymerizeing the B39+B41 interband CA frequencies of TDD-LTE, the Band39 of TDD or more for China Mobile's carrier wave
The uplink and downlink frequency link 2496MHz-2690MHz of the Band41 of line frequency link 1880MHz-1920MHz, TDD, the two frequencies
Rate interval is bigger, using the filter module Dual SAW of B39 and B41, the LTE B39 that the same antenna can be received
With B41 carry out Signal separator, such TDD-LTE B39 and B41 by filter module Dual SAW, arrive separately at difference and penetrate
Frequency channel, while the different port of Transceiver is reached, to realize that China Mobile's carrier wave polymerize the B39+B41 of TDD-LTE
Interband CA.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
With reference to figure 1, Fig. 1 shows that a kind of carrier wave polymerization circuit provided in an embodiment of the present invention realizes the structure diagram of system
Schematic diagram, the system are applied to mobile terminal, can specifically include first antenna 100, WIFI antennas 101, identification circuit 102
And processor 103, wherein：
First antenna exports extraneous B1 frequency band signals for receiving extraneous B1 frequency band signals to processor 103；WIFI days
Line is used to receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and outer signals are exported to knowledge
Other circuit；Identification circuit, whether outer signals are B3 frequency band signals for identification, are identified if it is, being exported to processor 103
The B3 frequency band signals gone out；Processor 103, for obtaining and utilizing the extraneous B1 frequency band signals and identification circuit of first antenna output
The B3 frequency band signals of output identified, realize the B1+B3 interbands CA of FDD-LTE.
In specific implementation process, processor 103 can be obtained each antenna by total transceiver Transceiver and be received
To signal or the signal transmission that will be emitted by Transceiver to each antenna.Total transceiver, which has, to be sended and received
The receiving port and sending port of each signal.The present invention's focuses on extraneous B1 frequency band signals and external world's B3 frequency band signals etc.
Signal is sent to the process of processor 103, realizes that the processing procedures such as B1+B3 interbands CA of FDD-LTE can be with for processor 103
With reference to the prior art, the present invention does not illustrate herein.Based on this, the following contents of the present invention mainly describes each signal transmission and is received to total
Send out the process of device corresponding port.
Specifically, first antenna 100 believes extraneous B1 frequency ranges when receiving the extraneous B1 frequency band signals from network side
Number output to Transceiver B1 receiving ports (RX B1), extraneous B1 frequency band signals are forwarded to by Transceiver
Device 103 is managed, other signals are similar.
WIFI antennas 101 receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and will receive
To outer signals export to identification circuit.In fact, angle is applicable in from signal frequency range to consider, since Bluetooth signal frequency range is
2400-2483.5MHz is typically that bluetooth and WIFI share an antenna, therefore, WIFI antennas 101 here in practical application
It is not the antenna of proper WIFI signal, but the antenna that can be operated in 2.4G WIFI frequency ranges.In other words
It says, the outer signals that WIFI antennas 101 can receive, in addition to extraneous B3 frequency band signals, extraneous WIFI signal, can also be bluetooth
Signal in the 2.4G WIFI frequency ranges such as signal.
Identification circuit 102 receives the outer signals that WIFI antennas 101 transmit, and identify the outer signals whether be
B3 frequency band signals, if it is, the B3 frequency band signals that will identify that are exported to the B3 receiving ports of total transceiver (RX B3).When
So, it is to be understood that when it is WIFI signal to identify outer signals, the WIFI signal that identification circuit 102 will identify that is defeated
Go out to corresponding WLAN receiving ports.
Further, present system can also include the radio frequency filter being set between identification circuit 102 and processor 103
Wave device is exported for filtering out the signal in the signal from identification circuit 102 in addition to B3 frequency band signals, and to processor 103
Signal after filtering out.
It is all by 101 received signal of first antenna 100 and WIFI antennas in the present invention, including extraneous B1 frequency band signals,
Extraneous B3 frequency band signals and extraneous WIFI signal, can be transmitted to the corresponding receiving ports of Transceiver, then by
Transceiver takes over subsequent processing procedure, and then realizes the interband polymerization of B1+B3, this processing and realizes that process can be with
With reference to the prior art, the present invention is not set forth in detail herein.This paper other signals are similar.
In the present invention, from the angle of practical application, first antenna 100 can be also used for transmitting and come from B1 sending ports
The inside B1 frequency band signals of (TX B1)；WIFI antennas 101 can be also used for inside of the transmitting from B3 sending ports (TX B3)
B3 frequency band signals.
Specifically, with reference also to Fig. 2 shows a kind of application scenarios structure diagram, wherein PA (Power
Amplifier)：Power amplifier, BT：Bluetooth, DUP (Duplexer)：Duplexer, DIP (Diplexer)：Frequency divider.
Identification circuit 102 is specifically as follows the first frequency divider (DIP1), and the first frequency divider DIP1 is according to the band limits of B3 frequency band signals
Identify whether outer signals are B3 frequency band signals.
The transmitting-receiving of 100 responsible B1 frequency band signals of first antenna (ANT1), 101 responsible B3 frequency ranges of WIFI antennas 101 (ANT2)
The transmitting-receiving of signal and WIFI signal.When signal emits, corresponding power amplification is carried out by PA1 and PA2, by Duplexer1
It sends or receives when distinguishing with Duplexer2, meanwhile, when WIFI antennas 101 (ANT2) 101 receive signal, first
On the basis of frequency divider DIP1 realizes the physical separation of B3 frequency band signals and WIFI signal, Duplexer2 is as radio-frequency filter
One kind, distinguish send or receive while further increase B3 frequency band signals and the isolation of WIFI signal, with
This ensure that the signal exported from Duplexer2 to RX B3 is B3 signals.Other more specific contents can refer to existing skill
Art.
In addition, since the extraneous WIFI signal that WIFI antennas 101 receive can be that 2.4GWIFI signals are also likely to be
5.8GWIFI signals, therefore, when identification circuit 102 identifies that outer signals are WIFI signals, the WIFI signal that will identify that
Output to corresponding WLAN receiving ports, further, by the second frequency divider (DIP2) 104 distinguish 2.4GWIFI signals and
5.8GWIFI signals, and the 2.4GWIFI signals distinguished and 5.8GWIFI signals are exported to respective WLAN receiving terminals
Mouthful.
Since real-life mobile terminal must have the day of WIFI antennas 101 and another non-WIFI signal of transmitting-receiving
Line, therefore, in the present invention, by allow FDD-LTE B3 frequency band signals and WIFI signal share WIFI antennas 101, neither make
Under the premise of also not increasing antenna amount with four work devices so that B1 frequency band signals and B3 frequency band signals can be passed by different antennae
It is sent to corresponding receiving port on total transceiver, and then realizes the B1+B3 interbands of the FDD-LTE of China Telecom and China Unicom
CA。
The B1+B3 interband CA of FDD-LTE are realized based on the technical solution disclosed in the embodiments of the present invention, the present invention
Another embodiment further provides for realizing the interband CA of the B39+B41 of TDD-LTE, and specifically, the another kind with reference to shown in figure 3 is answered
With scene structure chart, wherein ASM (antenna switch module) is duplexer module, and Dual SAW are filter mould
Group.
On the basis of the above embodiments, first antenna 100 can be also used for receiving extraneous B39 frequency band signals and the external world
B41 frequency band signals, and extraneous B39 frequency band signals are exported to the B39 receiving ports (RX B39) of total transceiver and by extraneous B41
Frequency band signals are exported to the B41 receiving ports of total transceiver (RX B41).
In practical applications, the transmitting signal (i.e. internal B41 frequency band signals) of the B41 of TDD-LTE passes through PA3 and filter
Module Dual SAW1 and ASM reach the transmitting signal (i.e. internal B39 frequency band signals) of first antenna ANT1, B39 by PA4 with
Filter Filter and ASM reach first antenna ANT1.Meanwhile transmitting signal (the i.e. internal B1 frequency ranges letter of the B1 of FDD-LTE
Number) pass through by the transmitting signal (i.e. internal B3 frequency band signals) of PA1 and Duplexer1 and ASM arrival first antennas ANT1, B3
PA2 and Duplexer2 and DIP1 reaches WIFI antennas ANT2.
Based on technical solution disclosed in the various embodiments described above, in yet another embodiment of the invention, in order to improve multipath fading
The reliability of signal is received under transmission, the present invention uses diversity receiving technology, and diversity receiving technology is considered as obviously having
The anti-fading technology of effect and economy.Another application scenarios structure chart with reference to shown in figure 4, specifically, first, by first day
Line 100 and WIFI antennas 101 are specific as main collection antenna, furthermore, present system further includes diversity antenna 105.Wherein,
PRX B1 are the main collection receiving ports of B1, and PRX B3 are the main collection receiving ports of B3, and PRX B39 are similar with PRX B41；DRX B1 are B1
Diversity reception port, DRX B3 are B3 diversity receptions port, and DRX B39 are similar with DRX B41.
Specifically, first antenna 100 is specifically mainly responsible for main collection and receives external world's B1 frequency band signals, external world's B39 frequency band signals
With extraneous B41 frequency band signals；WIFI antennas 101 are specifically used for main collection and receive external world's B3 frequency band signals.In specific implementation process,
ANT1 can be responsible for the work(that GSM CDMA WCDMA TD-SCDMA frequency ranges and the parts LTE CA frequency ranges include LTE B1, B39 and B41
Rate emits and main collection receives.ANT2 is responsible for transmitting and reception and the FDD-LTE of BT and WIFI frequencies (including 2.4G and 5.8G)
Carrier wave polymerized frequency band B3 frequency ranges power emission and main collection receive.
Diversity antenna 105 is responsible for the diversity reception of all frequency ranges of LTE, i.e. diversity reception B1 frequency band signals, B3 frequency ranges specially
Signal, B39 frequency band signals and B41 frequency band signals, and B1 frequency band signals, B3 frequency band signals, the B39 frequencies for respectively arriving diversity reception
Segment signal and B41 frequency band signals export into total transceiver respective receiving port.In terms of radio frequency link, ANT1 is realized
Transmitting and reception to B1, B39 and B41 of LTE, ANT2 realize the transmitting and reception to the B3 of LTE, such radiofrequency signal link
It can meet while realize that the signal of two carrier wave polymerized frequency bands enters Transceiver, that is, realize the load of FDD-LTE B1+B3
Wave polymerize and the carrier wave of TDD-LTE B39+B41 polymerize.
It is described in detail below for structure chart shown in Fig. 4 in terms of three：
(1) it is directed to realization (the requirement B3 of China Telecom and China Unicom of the carrier wave polymerization CAT6 of the B1 and B3 of FDD-LTE
It polymerize with the FDD-LTE carrier waves of B1)
The transmitting signal of the B1 of FDD-LTE reaches antenna by PA1 and Duplexer1 and ASM as can be seen from Figure 4
The transmitting signal of ANT1, B3 reach antenna ANT2 by PA2 and Duplexer2 and DIP1；
The B1 of main road receiving channel reaches the ends Transceiver PRX B1 by antenna ANT1, ASM and Duplexer1
Mouthful, while the B3 of main road receiving channel reaches Transceiver PRX B3 by antenna ANT2 and DIP1 and Duplexer2
Interface.Main road receives link can guarantee that Transceiver receives the two-way FDD-LTE letters of the B1 and B3 of carrier wave polymerization simultaneously
Number, to realize China Telecom and China Unicom requirement FDD-LTE B1+B3 interband carrier aggregations.
(2) being directed to the realization of the carrier wave polymerization CAT6 of the B39 and B41 of TDD-LTE, (China Mobile requires B39 and B41
The carrier wave of FDD-LTE polymerize)
The transmitting signal of the B41 of TDD-LTE reaches the transmitting letter of antenna ANT1, B39 by PA3 and Dual SAW1 and ASM
Number pass through PA4 and filter Filter and ASM, reaches antenna ANT1.
The B41 of main road receiving channel reaches the ends Transceiver PRX B41 by antenna ANT1, ASM and Dual SAW1
Mouthful.The B39 of main road receiving channel reaches the ports Transceiver PRX B39 by antenna ANT1, ASM and Dual SAW1.It is main
Road receives link can guarantee that Transceiver receives the two-way TDD-LTE signals of B39 and B41 simultaneously, to realize Chinese shifting
The dynamic carrier wave for requiring the FDD-LTE of B39 and B41 polymerize.
(3) realization of the carrier wave polymerization CAT6 of B1+B3 and B39+B41 is realized on diversity reception road
The B3 and B1 that the diversity reception road of the carrier wave polymerization of FDD-LTE shares antenna an ANT3, FDD-LTE pass through antenna
ANT3, RF switch Switch selects a radio-frequency channel, then using the receiving filter module Dual of B1 and B3
Then SAW2 can arrive separately at B3 and B1 mouthfuls of Transceiver DRX simultaneously, realize point of FDD-LTE carrier waves polymerization CAT6
Collect link connection.
The diversity reception road of the carrier wave polymerization of TDD-LTE shares the B39 and B41 of antenna an ANT3, TDD-LTE by day
Line ANT3 selects a radio-frequency channel, then using the receiving filter module of B39 and B41 using switch Switch
Then Dual SAW3 can arrive separately at B39 and B41 mouthfuls of Transceiver DRX simultaneously, realize the polymerization of TDD-LTE carrier waves
The diversity of CAT6 connects.
As it can be seen that the present invention has following advantageous effect：
(1) present invention accomplishes a kind of system architecture while realizing three fortune of China China Telecom of China Mobile China Unicom
Seek quotient's CA band requirements, while compatible CA circuits and non-CA circuits.Circuit is simply unified, and a variety of applications are flexibly met.
(2) present invention combines the scheme of radio circuit by the planning of carrier wave junction frequency, for TDD-LTE and FDD-LTE
The respective different characteristics for realizing carrier wave polymerization realizes TDD-LTE and FDD- respectively using the method for different frameworks and different circuits
The carrier wave of LTE polymerize CAT6, and the carrier wave of this programme polymerize radio circuit, and circuit is simpler, and cost is lower, link Insertion Loss smaller,
Performance is more excellent.
(3) present invention realizes carrier aggregation scheme relative to four work devices, hence it is evident that mobile phone transmission power under CA states is reduced, from
And mobile telephone power consumption is reduced, extend stand-by time.
(4) for the present invention relative to multiple antennas carrier aggregation scheme, this programme does not increase special realization carrier wave polymerizable functional
Antenna so that antenna number does not increase, and does not increase extra switch chip, is conducive to the realization of metal rear shell mobile phone, and real
The carrier aggregation scheme of existing low cost.
(5) present invention keeps mobile phone CA states and non-CA states, and PA transmission powers are constant, and PA's is linear more preferable.
It should be strongly noted that the present invention not only can may be used to overseas European North America Japan with China CA schemes
To support to be applicable in.Frequency range includes various CAT6DL 2CA combinations, such as B3+B7 in Europe；B3+B20；B7+B20；The B4+ of North America
B2；B4+B17；B4+B12；Etc.；The B1+B26 of Japan；B1+B8 etc..
Realize that system, the embodiment of the present invention additionally provide one based on the carrier wave polymerization circuit that the embodiments of the present invention provide
Kind carrier wave polymerize circuit implementing method, and with reference to figure 5, this method can specifically include following steps：
Step S500, first antenna receives external world's B1 frequency band signals, and exports extraneous B1 frequency band signals to processor 103.
In addition, in the method for the present invention, first antenna 100 can also receive extraneous B39 frequency band signals and external world's B41 frequency ranges letter
Number, and export extraneous B39 frequency band signals and external world's B41 frequency band signals to processor 103.
Step S501, WIFI antennas receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and
Outer signals are exported to identification circuit.
Step S502, whether identification circuit identification outer signals are B3 frequency band signals, if it is, defeated to processor 103
Go out the B3 frequency band signals identified.
Step S503, processor 103 obtains and utilizes the extraneous B1 frequency band signals of first antenna output and identification circuit defeated
The B3 frequency band signals identified gone out realize the B1+B3 interbands CA of FDD-LTE.
Based on technical solution disclosed in the various embodiments described above, the embodiment of the present invention additionally provides a kind of mobile terminal, packet
It includes carrier wave polymerization circuit and realizes system, particularly, which polymerize circuit and realize that system is that above-mentioned any one carrier wave polymerize circuit
Realization system.
It should be noted that each embodiment in this specification is described in a progressive manner, each embodiment weight
What point illustrated is all the difference with other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For the embodiment of method and mobile terminal, since it is substantially similar to system embodiment, so describe fairly simple,
The relevent part can refer to the partial explaination of embodiments of method.
A kind of carrier wave polymerization circuit implementing method, realization system and mobile terminal provided by the present invention are carried out above
It is discussed in detail.Principle and implementation of the present invention are described for specific case used herein, above example
Illustrate the method and its core concept for being merely used to help understand the present invention.It should be pointed out that for the common skill of the art
, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for art personnel, these change
It is also fallen within the protection scope of the claims of the present invention into modification.
Claims (10)
1. a kind of carrier wave polymerization circuit realizes system, which is characterized in that be applied to mobile terminal, which includes：
First antenna exports external world's B1 frequency band signals for receiving extraneous B1 frequency band signals, and to processor；
WIFI antennas, for receiving the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and will be described outer
Sector signal is exported to identification circuit；
The identification circuit, whether the outer signals are B3 frequency band signals for identification, if it is, defeated to the processor
Go out the B3 frequency band signals identified；
The processor, for obtaining and utilizing external world's B1 frequency band signals of first antenna output and identification electricity
The B3 frequency band signals identified of road output, realize the B1+B3 interbands CA of FDD-LTE.
2. the system as claimed in claim 1, which is characterized in that the first antenna is additionally operable to receive extraneous B39 frequency band signals
With extraneous B41 frequency band signals, and external world's B39 frequency band signals and external world's B41 frequency band signals are exported to the processor.
3. system as claimed in claim 2, which is characterized in that the first antenna and the WIFI antennas it is specific based on collect
Antenna；
The first antenna is specifically used for main collection reception external world's B1 frequency band signals, external world's B39 frequency band signals and described
Extraneous B41 frequency band signals；
The WIFI antennas are specifically used for main collection and receive external world's B3 frequency band signals；
The system also includes：
Diversity antenna, for B1 frequency band signals, the B3 frequency band signals, the B39 frequency band signals described in diversity reception and described
B41 frequency band signals, and the B1 frequency band signals, the B3 frequency band signals, the B39 frequency band signals for respectively arriving diversity reception
It is exported to the processor with the B41 frequency band signals.
4. the system as described in claims 1 to 3 any one, which is characterized in that the identification circuit is additionally operable to work as and identify
When the outer signals are WIFI signals, the WIFI signal that will identify that is exported to corresponding WLAN receiving ports.
5. system as claimed in claim 4, which is characterized in that the identification circuit is specially the first frequency divider, and described first
Frequency divider is used to identify whether the outer signals are the B3 frequency band signals according to the band limits of the B3 frequency band signals.
6. system as claimed in claim 5, which is characterized in that further include：
The radio-frequency filter being set between first frequency divider and the processor comes from first frequency dividing for filtering out
Signal in the signal of device in addition to the B3 frequency band signals, and export the signal after filtering out to the processor.
7. system as claimed in claim 4, which is characterized in that the first antenna is additionally operable to emit internal B1 frequency band signals；
The WIFI antennas are additionally operable to emit internal B3 frequency band signals.
8. a kind of mobile terminal, including carrier wave polymerization circuit realize system, which is characterized in that the carrier wave polymerization circuit realizes system
System is that the carrier wave described in claim 1 to 7 any one polymerize circuit realization system.
9. a kind of carrier wave polymerize circuit implementing method, which is characterized in that including：
First antenna receives external world's B1 frequency band signals, and exports external world's B1 frequency band signals to processor；
WIFI antennas receive the outer signals for including external world's B3 frequency band signals and/or extraneous WIFI signal, and the external world is believed
Number output is to identification circuit；
The identification circuit identifies whether the outer signals are B3 frequency band signals, knows if it is, being exported to the processor
The B3 frequency band signals not gone out；
The processor obtains and utilizes external world's B1 frequency band signals of the first antenna output and the identification circuit defeated
The B3 frequency band signals identified gone out, realize the B1+B3 interbands CA of FDD-LTE.
10. method as claimed in claim 9, which is characterized in that further include：
The first antenna receives external world's B39 frequency band signals and external world's B41 frequency band signals, and described outer to processor output
Boundary's B39 frequency band signals and external world's B41 frequency band signals.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610204395.6A CN105846849B (en) | 2016-03-31 | 2016-03-31 | A kind of carrier wave polymerization circuit implementing method realizes system and mobile terminal |
| PCT/CN2016/080604 WO2017166353A1 (en) | 2016-03-31 | 2016-04-29 | Carrier aggregation circuit implementation method and implementation system, and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610204395.6A CN105846849B (en) | 2016-03-31 | 2016-03-31 | A kind of carrier wave polymerization circuit implementing method realizes system and mobile terminal |
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| Publication Number | Publication Date |
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| CN105846849A CN105846849A (en) | 2016-08-10 |
| CN105846849B true CN105846849B (en) | 2018-09-07 |
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| CN201610204395.6A Active CN105846849B (en) | 2016-03-31 | 2016-03-31 | A kind of carrier wave polymerization circuit implementing method realizes system and mobile terminal |
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| Country | Link |
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| CN (1) | CN105846849B (en) |
| WO (1) | WO2017166353A1 (en) |
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| CN206135901U (en) * | 2016-08-23 | 2017-04-26 | 中兴通讯股份有限公司 | Non - alien frequencies goes upward carrier wave polymerization circuit and device |
| CN108513718B (en) * | 2016-12-30 | 2020-09-08 | 华为技术有限公司 | Network communication method and terminal |
| CN106685437A (en) * | 2017-01-10 | 2017-05-17 | 广东欧珀移动通信有限公司 | Radio-frequency circuit, radio-frequency circuit control method and terminal |
| CN106656250B (en) * | 2017-01-10 | 2019-02-12 | Oppo广东移动通信有限公司 | Radio circuit, terminal and radio circuit control method |
| CN107231226A (en) * | 2017-05-31 | 2017-10-03 | 广东欧珀移动通信有限公司 | Realize the device and mobile terminal of carrier aggregation |
| CN107181498A (en) * | 2017-07-20 | 2017-09-19 | 珠海市魅族科技有限公司 | A kind of antenna controling circuit and mobile terminal |
| CN107369907B (en) * | 2017-08-16 | 2021-02-12 | 维沃移动通信有限公司 | Antenna system, control method and mobile terminal |
| CN110224704B (en) * | 2018-03-01 | 2021-10-15 | 成都鼎桥通信技术有限公司 | Radio frequency system and base station equipment |
| CN109286703B (en) * | 2018-09-28 | 2021-01-08 | 维沃移动通信有限公司 | Control circuit and terminal |
| CN110266343B (en) * | 2019-06-25 | 2021-05-04 | Oppo广东移动通信有限公司 | Antenna switching method and related equipment |
| CN111478709B (en) * | 2020-04-03 | 2021-11-16 | 惠州Tcl移动通信有限公司 | Carrier aggregation circuit and mobile terminal |
| CN111490813A (en) * | 2020-04-03 | 2020-08-04 | 惠州Tcl移动通信有限公司 | Antenna multiplexing radio frequency device and mobile terminal |
| CN111817733B (en) * | 2020-07-28 | 2022-04-22 | 惠州Tcl移动通信有限公司 | Radio frequency structure and mobile terminal |
| CN112152690B (en) * | 2020-09-18 | 2024-02-09 | Oppo广东移动通信有限公司 | Diversity receiving apparatus, device, method, and computer-readable storage medium |
| CN112134592B (en) * | 2020-09-24 | 2022-10-25 | Oppo（重庆）智能科技有限公司 | Radio frequency circuit and electronic device |
| CN112886976B (en) * | 2020-12-31 | 2022-07-19 | 海能达通信股份有限公司 | Antenna sharing circuit and terminal |
| CN113078922B (en) * | 2021-03-23 | 2022-08-09 | 维沃移动通信有限公司 | Radio frequency circuit, control method and device of radio frequency circuit and electronic equipment |
| CN113890558B (en) * | 2021-11-05 | 2023-01-20 | 希姆通信息技术（上海）有限公司 | Hardware circuit structure compatible with LTEBand5 downlink carrier aggregation function |
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| CN105846849A (en) | 2016-08-10 |
| WO2017166353A1 (en) | 2017-10-05 |
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