CN109981119A - Antenna multiplexed radio-frequency unit and terminal - Google Patents
Antenna multiplexed radio-frequency unit and terminal Download PDFInfo
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- CN109981119A CN109981119A CN201910216649.XA CN201910216649A CN109981119A CN 109981119 A CN109981119 A CN 109981119A CN 201910216649 A CN201910216649 A CN 201910216649A CN 109981119 A CN109981119 A CN 109981119A
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- radio
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- module
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Classifications
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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
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
-
- 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
-
- 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
Abstract
The invention discloses a kind of antenna multiplexed radio-frequency unit and terminals.Antenna multiplexed radio-frequency unit includes: mutiple antennas, radio circuit, connection mutiple antennas with the gating module of multiple RF front-end modules and connect the control module of radio circuit and gating module.Radio circuit includes RF front-end module of multiple work in different frequency range.Control module is used to control gating module gating and connects the RF front-end module of at least one antenna and work at present so that the RF front-end module of work at present passes through at least one Antenna Operation.The antenna multiplexed radio-frequency unit of embodiment of the present invention, the RF front-end module of multiple and different frequency ranges can emit signal by the same antenna or receive signal, it realizes the antenna multiplexed requirement to reduce multi-mode communication terminal to antenna amount, while reducing the cost and design complexities of terminal.
Description
Technical field
The present invention relates to field of communication technology, in particular to a kind of antenna multiplexed radio-frequency unit and terminal.
Background technique
5GNR is based on orthogonal frequency division multiplexi (OFDM, Orthogonal Frequency Division
Multiplexing the global 5G standard of design of completely newly eating dishes without rice or wine).Off the net in dependent group, 5GNR terminal need to support EN-DC
Mode, i.e. E-UTRA-NR dual link, 5GNR terminal can connect the base station 5G and LTE base station simultaneously.
In the related art, 5G communication needs 4*4 antenna, 4G communication highest need 4*4 antenna (compatible supports 2G with
3G).When 5GNR terminal works are under EN-DC mode, 4+4=8 antenna is at most needed.However, so many antenna, right
It is a huge challenge for the limited space of 5GNR terminal.
Summary of the invention
The present invention provides a kind of antenna multiplexed radio-frequency unit and terminal.
The antenna multiplexed radio-frequency unit of embodiment of the present invention includes:
Mutiple antennas；
Radio circuit, the radio circuit include RF front-end module of multiple work in different frequency range；
Connect the gating module of the multiple antenna Yu the multiple RF front-end module；
The control module of the radio circuit Yu the gating module is connected, the control module is for controlling the gating
Module gating connects the RF front-end module of at least one described antenna and work at present so that the described of work at present is penetrated
Frequency front-end module passes through at least one described Antenna Operation.
The RF front-end module of the antenna multiplexed radio-frequency unit of embodiment of the present invention, multiple and different frequency ranges can be by same
One antenna transmitting signal receives signal, and realization is antenna multiplexed to reduce requirement of the multi-mode communication terminal to antenna amount, together
When reduce terminal cost and design complexities.
The terminal of embodiment of the present invention, including antenna multiplexed radio-frequency unit described in above embodiment.
The RF front-end module of the terminal of embodiment of the present invention, multiple and different frequency ranges can be emitted by the same antenna
Signal receives signal, and realization is antenna multiplexed to reduce requirement of the multi-mode communication terminal to antenna amount, while reducing terminal
Cost and design complexities.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the module diagram of the terminal of embodiment of the present invention；
Fig. 2 is the module diagram of the antenna multiplexed radio-frequency unit of embodiment of the present invention；
Fig. 3 is another module diagram of the antenna multiplexed radio-frequency unit of embodiment of the present invention；
Fig. 4 is the another module diagram of the antenna multiplexed radio-frequency unit of embodiment of the present invention；
Fig. 5 is another module diagram of the antenna multiplexed radio-frequency unit of embodiment of the present invention；
Fig. 6 is the module diagram of the n78 RF front-end module of embodiment of the present invention；
Fig. 7 is the module diagram of the n41 and B41 radio frequency receiving group of embodiment of the present invention.
Main element symbol description:
Terminal 1000, antenna multiplexed radio-frequency unit 100, antenna 10, radio circuit 20, RF front-end module 22,2G radio frequency
Front-end module 222,3G RF front-end module 224,4G RF front-end module 226,5G RF front-end module 228, n78 radio-frequency front-end
Module 2280, n78 radio-frequency receiving-transmitting mould group 2282, n78 radio frequency receiving group 2284, four throw switch 2286 of hilted broadsword, single-pole double throw are opened
Close 2288, n41 and B41 RF front-end module 221, n41 and B41 radio frequency receiving group 2210, filter 2212, low noise amplification
Device 2214, the first radio frequency chip 24, the second radio frequency chip 26, third radio frequency chip 28, gating module 30, closes power splitter 2216
Road device mould group 32, combiner 322, switch arrays mould group 34, switch 342, control module 40, shell 200, rear cover 210, frame
220, circuit board 300.
Specific embodiment
Embodiments of the present invention are described below in detail, the embodiment of the embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, for explaining only the invention, and should not be understood as to limit of the invention
System.
In the description of embodiments of the present invention, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include one or more feature.In embodiments of the present invention
In description, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of embodiments of the present invention, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected or can mutually communicate；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements.For ability
For the those of ordinary skill in domain, can understand as the case may be above-mentioned term in embodiments of the present invention specifically contain
Justice.
Referring to Fig. 1, the antenna multiplexed radio-frequency unit 100 of embodiment of the present invention is applied to the end of embodiment of the present invention
End 1000.Terminal 1000 includes antenna multiplexed radio-frequency unit 100 and shell 200.Shell 200 includes rear cover 210 interconnected
With frame 220.Shell 200 can be used for installing antenna 10 so that terminal 1000 passes through 10 receiving and transmitting signal of antenna.Specifically, antenna 10
It is mountable in frame 220 and/or rear cover 210.
It is appreciated that rear cover 210 and frame 220 can be integrally formed, complete shell 200 is formed.Shell 200, which has, to be received
It receives space, can be used for storing the devices such as circuit board 300, display screen, battery.Antenna multiplexed 100 part of radio-frequency unit is arranged in electricity
On road plate 300.
In some instances, shell 200 can be the metals such as metal shell, such as magnesium alloy, stainless steel.Certainly, shell
200 material is not limited to this, and can also use other way.For example, shell 200 can be plastic casing, ceramic shell.Again
Such as, shell 200 may include plastic portions and metal part, and shell 200 can be metal and the mutually matched shell knot of plastic cement
Structure.Specifically, can first forming metal part, such as using forming magnesium alloy substrate by the way of being molded, on magnesium alloy substrate
Injection moulding plastic again forms plastic substrate, then constitutes complete shell structure.
It should be noted that in the present invention, terminal 1000 supports multiple network standard, and such as: 5G network formats
(5GNR, the 5th third-generation mobile communication technology), (Long Term Evolution, long term evolution, forth generation are mobile for LTE network standard
The communication technology), 3G network standard, 2G network formats.Wherein, LTE network standard, that is, 4G network formats.In example of the invention
In, terminal 1000 is 5GNR terminal, and 5GNR terminal supports EN-DC mode.In other words, 5GNR terminal can connect 5G base simultaneously
It stands and LTE base station, 5GNR terminal can receive and dispatch one of 5G signal and 4G signal, 3G signal and 2G signal signal simultaneously.
Referring to Fig. 2, the antenna multiplexed radio-frequency unit 100 of embodiment of the present invention includes mutiple antennas 10, radio circuit
20, connection mutiple antennas 10 and the gating module 30 of multiple RF front-end modules 22 and radio circuit 20 and gating module 30 are connect
Control module 40.Radio circuit 20 includes RF front-end module 22 of multiple work in different frequency range.Control module 40 is used for
It controls gating module 30 gating and connects the RF front-end module 22 of at least one antenna 10 and work at present so that work at present
RF front-end module 22 is worked by least one antenna 10.
The antenna multiplexed radio-frequency unit 100 of embodiment of the present invention, the RF front-end modules 22 of multiple and different frequency ranges can be with
Emit signal by the same antenna 10 or receive signal, realizes the multiplexing of antenna 10 to reduce multi-mode communication terminal 1000 to antenna
The requirement of 10 quantity, while reducing the cost and design complexities of terminal 1000.
It is appreciated that in the present invention, the band limits that each antenna 10 is supported is the same, and band limits includes above-mentioned
Multiple and different frequency ranges.In other words, each antenna 10 can receive and dispatch the signal of multiple and different frequency ranges.Each antenna 10
It can be gated by gating module 30 and connect any one RF front-end module 22.Therefore, the radio-frequency front-end of multiple and different frequency ranges
Module 22 can emit signal by the same antenna 10 or receive signal.
Further, radio circuit 20 includes the radio frequency core for connecting RF front-end module 22 of multiple work in different frequency range
Piece.Radio frequency chip is used to generate the transmitting signal of multiple and different frequency ranges, and the reception signal for demodulating multiple and different frequency ranges.
When terminal 1000 emits signal, radio frequency chip generates transmitting signal, and then RF front-end module 22 handles the hair of corresponding frequency band
Signal is penetrated, transmitting signal after treatment is emitted by antenna 10.When terminal 1000 receives signal, antenna 10 receives letter
Number, then RF front-end module 22 handles the reception signal of corresponding frequency band, and reception signal after treatment is transmitted to radio frequency core
Piece is demodulated.In this way, terminal 1000 realizes transmitting signal and receives signal.
When in multiple RF front-end modules 22 a RF front-end module 22 or two RF front-end modules 22 be in work
When making state, control module 40 controls the radio-frequency front-end mould that the gating of gating module 30 connects one of antenna 10 and work at present
Block 22 is so that the RF front-end module 22 of work at present emits signal by an antenna 10 or receives signal；Control module 40 is controlled
The RF front-end module 22 of the connection of the gating of gating module 30 multiple (including two or more) antennas 10 and work at present processed
So that the RF front-end module 22 of work at present emits signal by mutiple antennas 10 or receives signal.
It is appreciated that required antenna amount is inconsistent when the RF front-end module 22 of different frequency range works.For example,
When some RF front-end module 22 works, needs to emit signal by whole antennas 10 or receive signal.Another radio-frequency front-end
When module 22 works, it is only necessary to emit signal by some antennas 10 or receive signal.
It should be noted that in the present invention, the RF front-end module 22 of work at present can be a radio-frequency front-end mould
Block 22 is also possible to two RF front-end modules 22.RF front-end module 22 can be while right by the target signal filter of non-frequency range
The signal of this frequency range amplifies.Control module 40 can be application chip (Application Processor, i.e. AP chip).Control
Molding block 40 can monitor the network information of radio frequency chip by data line, so that it is determined that the RF front-end module of work at present
22。
Referring to Fig. 3, in some embodiments, gating module 30 includes the combiner mould group 32 of connection mutiple antennas 10
With the switch arrays mould group 34 for connecting multiple RF front-end modules 22.
Specifically, combiner mould group 32 includes multiple combiners 322, and switch arrays mould group 34 includes multiple switch 342.?
In the present invention, quantity, the quantity of switch 342 of combiner 322 are consistent with the quantity of antenna 10.
It is appreciated that each combiner 322 connects a corresponding antenna 10 and a corresponding switch 342, Mei Gekai
Close 342 RF front-end modules 22 for being separately connected multiple and different frequency ranges.Control module 40 judges the working condition of radio circuit 20,
After the RF front-end module 22 for determining work at present, switch 342 can gate the RF front-end module 22 of connection work at present.
When terminal 1000 receives signal, the signal all the way that the same antenna 10 receives (can be included by combiner 322
The reception signal of multiple and different frequency ranges) at least two paths of signals is divided into according to frequency threshold, then at least two paths of signals passes through out again
The RF front-end module 22 that 342 are transmitted to work at present is closed to be handled.
When terminal 1000 emits signal, if radio frequency chip generates the transmitting signal of at least two frequency ranges, transmitting signal warp
It crosses after corresponding RF front-end module 22 is handled and combiner 322 is transmitted to by switch 342, combiner 322 can will at least two
Road signal synthesizes signal all the way, is then launched by an antenna 10.
It should be noted that the frequency range that at least two paths of signals is included is all different.
Fig. 4 and Fig. 5 are please referred to, in some embodiments, mutiple antennas 10 includes four antennas 10.Multiple radio-frequency front-ends
Module 22 includes 2G RF front-end module 222,3G RF front-end module 224,4G RF front-end module 226 and 5G radio-frequency front-end mould
Block 228.Combiner mould group 32 includes four combiners 322, and switch arrays mould group 34 includes four switches 342.Each combiner
322 connect a corresponding antenna 10 and a corresponding switch 342.Each switch 342 is separately connected 4G RF front-end module
226 and 5G RF front-end module 228, each switch 342 in two of them switch 342 be separately connected RF front-end module 222,
3G RF front-end module 224.
Specifically, combiner 322 includes three ports, and one of port connects antenna 10, the connection of other two port
Switch 342.When terminal 1000 receives signal, the port connecting with antenna 10 is as input port, two connect with switch 342
A port is as output port.When terminal 1000 emits signal, two ports being connect with switch 342 as input port,
The port connecting with antenna 10 is as output port.
Switch 342 includes double-pole multithrow switch (DPnT).The n of DPnT depends on the radio-frequency front-end mould connecting with switch 342
The number of block 22.In the example of fig. 4, switch 342 can be double-pole four throw switch (DP4T), double-point double-throw switch (DPDT).
In the example of hgure 5, switch 342 can switch (DP3T) for five throw switch of double-pole (DP5T), DPTT double-pole triple throw.
It is appreciated that 5G communication communicate with 4G, 3G is communicated and 2G communicate in the frequency range that needs to coexist have any different on frequency band,
One is between 3.5G-5G, and one is less than 3G.Therefore, most of 5G signal and 4G can be believed by combiner 322
Number, 3G signal and 2G Signal separator.For example, 5G signal includes n77 frequency range (3300-4200MHz), n78 frequency range (3300-
3800MHz), n79 frequency range (4400-5000MHz) and n41 frequency range (2496-2690MHz), 4G signal include B41 frequency range (2496-
2690MHz).If the same antenna 10 receives n77 signal, n78 signal, n79 signal, n41 signal, 4G signal, 3G letter simultaneously
Number and 2G signal, two-way can be divided the signal by the combiner 322 connect with antenna 10, be that n77 and n78 and n79 believe respectively
Number, n41 and 2G and 3G and 4G signal.
It should be noted that Fig. 1-antenna multiplexed radio-frequency unit 100 shown in Fig. 3, it is merely meant that antenna multiplexed radio frequency fills
Main modular or the component for setting 100, the quantity of quantity and RF front-end module 22 to antenna 10 are not made specifically to limit.By
Four antennas 10 are needed to carry out receiving and transmitting signal in the standard requirements 5GNR terminal of 5GNR.Therefore, in example of the invention, antenna 10
Quantity be four.It is appreciated that number of days not necessarily four that the terminal 1000 of other embodiments needs, do not make to have herein
Body limits.
Referring to Fig. 4, in some embodiments, radio circuit 20 include the first radio frequency chip 24 (2G and 3G and 4G and
5G radio frequency chip).First radio frequency chip 24 is separately connected 2G RF front-end module 222,3G RF front-end module 224,4G radio frequency
Front-end module 226 and 5G RF front-end module 228.First radio frequency chip 24 is for generating 2G transmitting signal, 3G transmitting signal, 4G
Emit signal and 5G emits signal, and 2G reception signal, 3G reception signal, 4G receives signal and 5G receives letter for demodulating
Number.
It is appreciated that in the present embodiment, before 2G RF front-end module 222,3G RF front-end module 224,4G radio frequency
End module 226 and 5G RF front-end module 228 share the same radio frequency chip.2G RF front-end module 222,3G radio-frequency front-end mould
Block 224,4G RF front-end module 226 and 5G RF front-end module 228 can integrate in the same module.
Further, 5G RF front-end module 228 includes n77 RF front-end module, n78 RF front-end module 2280, n79
RF front-end module and n41 RF front-end module.4G RF front-end module 226 includes B41 RF front-end module.Therefore, terminal
1000 can support n77 frequency range, n78 frequency range, n79 frequency range, n41 frequency range and B41 frequency range.It in the present embodiment, can be direct
N41 signal and B41 signal distinguishing are come by the first radio frequency chip 24.
It should be noted that in the exemplary 5GNR terminal of Fig. 4, n77 RF front-end module, n78 RF front-end module
2280, n79 RF front-end module and n41 RF front-end module respectively include a radio-frequency receiving-transmitting mould group and three radio frequency receptions
Mould group.By taking n78 RF front-end module 2280 as an example, referring to Fig. 6, n78 RF front-end module 2280 includes that a n78 radio frequency is received
It sends out mould group 2282 and three n78 radio frequency receiving groups 2284 and four throw switch 2286 (SP4T) of hilted broadsword and four hilted broadswords is double
Throw switch 2288 (SP2T).The transmitting terminal of n78 radio-frequency receiving-transmitting mould group 2282 connects four throw switch 2286 of hilted broadsword, four throw switch of hilted broadsword
2286 are separately connected four single-pole double-throw switch (SPDT)s 2288 again.The receiving end connection of n78 radio-frequency receiving-transmitting mould group 2282 is one of single
Double-pole double throw switch 2288, three n78 radio frequency receiving groups 2284 are separately connected its excess-three single-pole double-throw switch (SPDT) 2288, four lists
Four switches 342 in the one-to-one connection switch array mould group 34 of double-pole double throw switch 2288.In this way, can be by controlling hilted broadsword four
The working condition of throw switch 2286 and single-pole double-throw switch (SPDT) 2288, so that the transmitting letter of n78 frequency range can be on four antennas 10
Scan flow is taken turns, the antenna 10 for selecting performance best is gone out signal radiation is emitted.
B41 RF front-end module includes a B41 radio-frequency receiving-transmitting mould group and at least one B41 radio frequency receiving group.B41 is penetrated
The quantity of frequency receiving module can be one, two or three.When the quantity of B41 radio frequency receiving group is one, B41 radio frequency
Receive and dispatch two switches 342 in mould group and the one-to-one connection switch array mould group 34 of B41 radio frequency receiving group.When B41 radio frequency connects
When the quantity for receiving mould group is three, B41 radio-frequency receiving-transmitting mould group and three one-to-one connection switch array moulds of B41 radio frequency receiving group
Four switches 342 in group 34.
3G RF front-end module 224 includes a 3G radio-frequency receiving-transmitting mould group and a 3G radio frequency receiving group.3G radio frequency is received
Send out two switches 342 in mould group and the one-to-one connection switch array mould group 34 of 3G radio frequency receiving group.2G RF front-end module
222 include a 2G radio-frequency receiving-transmitting mould group and a 2G radio frequency receiving group.2G radio-frequency receiving-transmitting mould group and 2G radio frequency receiving group
Two switches 342 in one-to-one connection switch array mould group 34.Certainly, 3G RF front-end module 224 also may include two
Or three 3G radio frequency receiving groups.2G RF front-end module 222 also may include two or three 2G radio frequency receiving groups.
Referring to Fig. 5, in some embodiments, multiple RF front-end modules 22 include n41 and B41 RF front-end module
221.Radio circuit 20 includes the second radio frequency chip 26 (5G radio frequency chip) and third radio frequency chip 28 (2G and 3G and 4G radio frequency core
Piece).Second radio frequency chip 26 is separately connected 5G RF front-end module 228 and n41 and B41 RF front-end module 221.Second radio frequency
Chip 26 receives signal for generating 5G transmitting signal, and for demodulating 5G.5G transmitting signal includes n41 transmitting signal, 5G
Receiving signal includes that n41 receives signal.Third radio frequency chip 28 is separately connected 2G RF front-end module 222,3G radio-frequency front-end mould
Block 224,4G RF front-end module 226 and n41 and B41 RF front-end module 221.Third radio frequency chip 28 is for generating 2G transmitting
Signal, 3G transmitting signal and 4G emit signal, and 2G receives signal, 3G receives signal and 4G reception signal for demodulating.4G
Transmitting signal includes B41 transmitting signal, and it includes that B41 receives signal that 4G, which receives signal,.
It is appreciated that in the present embodiment, before 2G RF front-end module 222,3G RF front-end module 224,4G radio frequency
End module 226 and 5G RF front-end module 228 do not share the same radio frequency chip.2G RF front-end module 222,3G radio-frequency front-end
Module 224 and 4G RF front-end module 226 can integrate in the same module, 228 independent modules of 5G RF front-end module.
Further, 5G RF front-end module 228 includes n77 RF front-end module, 2280 and of n78 RF front-end module
N79 RF front-end module.N41 and B41 RF front-end module 221 includes four n41 and B41 radio frequency receiving groups 2210.Each
N41 and B41 radio frequency receiving group 221 connects a corresponding switch 342.In other words, four n41 and B41 radio frequency receivings
Four switches 342 in 2210 one-to-one connection switch array mould groups 34 of group.Certainly, 5G RF front-end module 228 is penetrated including n41
Frequency emitting mould train.4G RF front-end module 226 includes B41 radio-frequency transmissions mould group.Therefore, terminal 1000 can support n77 frequency range,
N78 frequency range, n79 frequency range, n41 frequency range and B41 frequency range.In the present embodiment, n41 and B41 radio frequency receiving group can be passed through
2210 come n41 signal and B41 signal distinguishing.
Specifically, referring to Fig. 7, n41 and B41 radio frequency receiving group 2210 includes that three filters 2212, low noises are put
Big device 2214 (LNA, Low Noise Amplifier) and power splitter 2216.One end connection of one of filter 2212 is opened
342 are closed, the other end connects low-noise amplifier 2214.Low-noise amplifier 2214 connects power splitter 2216.Power splitter 2216 divides
Not Lian Jie other two filter 2212 one end, the other end of a filter 2212 in other two filter 2212 connects
The second radio frequency chip 26 is connect, the other end of another filter 2212 connects third radio frequency chip 28.
It is appreciated that the filter 2212 of connection switch 342 and low-noise amplifier 2214 is used for non-n41's and B41
Target signal filter.N41 and B41 signal is divided into two paths of signals by power splitter 2216.Wherein signal is transmitted to the second radio frequency chip all the way
26, the second radio frequency chip 26 can not identify B41 signal, can identify n41 signal.Another way signal is transmitted to third radio frequency chip
28, third radio frequency chip 28 can not identify n41 signal, can identify B41 signal.In this way, by sacrificing half signal energy
Mode distinguishes n41 signal and B41 signal.
It should be noted that in the exemplary 5GNR terminal of Fig. 5, n77 RF front-end module, n78 RF front-end module
2280 and n79 RF front-end module respectively includes a radio-frequency receiving-transmitting mould group and three radio frequency receiving groups.Before n78 radio frequency
For end module 2280, referring to Fig. 6, n78 RF front-end module 2280 includes a n78 radio-frequency receiving-transmitting mould group 2282 and three
N78 radio frequency receiving group 2284 and four throw switch 2286 (SP4T) of hilted broadsword and four single-pole double-throw switch (SPDT)s (SP2T).n78
The transmitting terminal of radio-frequency receiving-transmitting mould group 2282 connects four throw switch 2286 of hilted broadsword, and four throw switch 2286 of hilted broadsword is separately connected four lists again
Double-pole double throw switch 2288.The one of single-pole double-throw switch (SPDT) 2288 of receiving end connection of n78 radio-frequency receiving-transmitting mould group 2282, three
N78 radio frequency receiving group 2284 is separately connected its excess-three single-pole double-throw switch (SPDT) 2288, and four single-pole double-throw switch (SPDT)s 2288 are a pair of
Four switches 342 in one connection switch array mould group 34.In this way, can be double by control four throw switch 2286 of hilted broadsword and hilted broadsword
The working condition of throw switch 2288 selects performance most so that the transmitting letter of n78 frequency range can take turns scan flow on four antennas 10
Good antenna 10 is gone out signal radiation is emitted.
3G RF front-end module 224 includes a 3G radio-frequency receiving-transmitting mould group and a 3G radio frequency receiving group.3G radio frequency is received
Send out two switches 342 in mould group and the one-to-one connection switch array mould group 34 of 3G radio frequency receiving group.2G RF front-end module
222 include a 2G radio-frequency receiving-transmitting mould group and a 2G radio frequency receiving group.2G radio-frequency receiving-transmitting mould group and 2G radio frequency receiving group
Two switches 342 in one-to-one connection switch array mould group 34.Certainly, 3G RF front-end module 224 also may include two
Or three 3G radio frequency receiving groups.2G RF front-end module 222 also may include two or three 2G radio frequency receiving groups.
It should be noted that in the example shown, the direction of arrow indicates transmitting signal and receives the transmission direction of signal.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", specific examples or " some examples " etc. means the tool described in conjunction with the embodiment or example
Body characteristics, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification,
Schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processing module or other can be from instruction
Execute system, device or equipment instruction fetch and the system that executes instruction) use, or combine these instruction execution systems, device or
Equipment and use.For the purpose of this specification, " computer-readable medium " can be it is any may include, store, communicating, propagating or
Transfer program uses for instruction execution system, device or equipment or in conjunction with these instruction execution systems, device or equipment
Device.The more specific example (non-exhaustive list) of computer-readable medium include the following: there are one or more wirings
Electrical connection section (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of embodiments of the present invention can be with hardware, software, firmware or their combination come real
It is existing.In the above-described embodiment, multiple steps or method can be with storages in memory and by suitable instruction execution system
The software or firmware of execution is realized.For example, if realized with hardware, in another embodiment, ability can be used
Any one of following technology or their combination well known to domain is realized: being had for realizing logic function to data-signal
The discrete logic of logic gates, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array
(PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
In addition, each functional unit in various embodiments of the present invention can integrate in a processing module, it can also
To be that each unit physically exists alone, can also be integrated in two or more units in a module.It is above-mentioned integrated
Module both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module
If in the form of software function module realize and when sold or used as an independent product, also can store one calculating
In machine read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (11)
1. a kind of antenna multiplexed radio-frequency unit characterized by comprising
Mutiple antennas；
Radio circuit, the radio circuit include RF front-end module of multiple work in different frequency range；
Connect the gating module of the multiple antenna Yu the multiple RF front-end module；
The control module of the radio circuit Yu the gating module is connected, the control module is for controlling the gating module
Gating connects the RF front-end module of at least one described antenna and work at present so that before the radio frequency of work at present
End module passes through at least one described Antenna Operation.
2. antenna multiplexed radio-frequency unit as described in claim 1, which is characterized in that the gating module includes that connection is described more
The combiner mould group of a antenna and the switch arrays mould group for connecting the multiple RF front-end module.
3. antenna multiplexed radio-frequency unit as claimed in claim 2, which is characterized in that the multiple antenna includes four days
Line, the multiple RF front-end module include that 2G RF front-end module, 3G RF front-end module, 4G RF front-end module and 5G are penetrated
Frequency front-end module, the combiner mould group include four combiners, and the switch arrays mould group includes four switches,
Each combiner connects a corresponding antenna and a corresponding switch, each switch difference
Connect the 4G RF front-end module and the 5G RF front-end module, each of switch described in two of them switch point
The 2G RF front-end module, the 3G RF front-end module are not connected.
4. antenna multiplexed radio-frequency unit as claimed in claim 3, which is characterized in that the combiner includes three ports,
In the port connect the antenna, port described in other two connects the switch.
5. antenna multiplexed radio-frequency unit as claimed in claim 4, which is characterized in that the switch includes double-pole multithrow switch.
6. antenna multiplexed radio-frequency unit as claimed in claim 3, which is characterized in that the radio circuit includes the first radio frequency core
Piece, before first radio frequency chip is separately connected the 2G RF front-end module, the 3G RF front-end module, the 4G radio frequency
End module and the 5G RF front-end module,
First radio frequency chip emits signal for generating 2G transmitting signal, 3G transmitting signal, 4G transmitting signal and 5G, and
Signal is received for demodulating 2G, 3G receives signal, 4G receives signal and 5G receives signal.
7. antenna multiplexed radio-frequency unit as claimed in claim 6, which is characterized in that the 5G RF front-end module includes n77
RF front-end module, n78 RF front-end module, n79 RF front-end module and n41 RF front-end module, the 4G radio-frequency front-end
Module includes B41 RF front-end module.
8. antenna multiplexed radio-frequency unit as claimed in claim 3, which is characterized in that the multiple RF front-end module includes
N41 and B41 RF front-end module, the radio circuit include:
Second radio frequency chip, second radio frequency chip are separately connected the 5G RF front-end module and n41 the and B41 radio frequency
Front-end module, second radio frequency chip receive signal, the 5G transmitting for generating 5G transmitting signal, and for demodulating 5G
Signal includes n41 transmitting signal, and it includes that n41 receives signal that the 5G, which receives signal,；With
Third radio frequency chip, before the third radio frequency chip is separately connected the 2G RF front-end module, the 3G radio frequency
End module, the 4G RF front-end module and n41 the and B41 RF front-end module, the third radio frequency chip is for generating
2G emits signal, 3G transmitting signal and 4G and emits signal, and receives letter for demodulating 2G reception signal, 3G reception signal and 4G
Number, the 4G transmitting signal includes B41 transmitting signal, and it includes that B41 receives signal that the 4G, which receives signal,.
9. antenna multiplexed radio-frequency unit as claimed in claim 8, which is characterized in that the 5G RF front-end module includes n77
RF front-end module, n78 RF front-end module and n79 RF front-end module.
10. antenna multiplexed radio-frequency unit as claimed in claim 8, which is characterized in that n41 the and B41 RF front-end module
It is opened including four n41 and B41 radio frequency receiving groups, described in each n41 and B41 radio frequency receiving group connection is one corresponding
It closes, n41 the and B41 radio frequency receiving group includes three filters, low-noise amplifier and power splitter,
One end of one of them filter connects the switch, and the other end connects the low-noise amplifier, the low noise
Acoustic amplifier connects the power splitter, and the power splitter is separately connected one end of filter described in other two, other two institute
The other end for stating a filter in filter connects second radio frequency chip, another filter it is another
End connects the third radio frequency chip.
11. a kind of terminal, which is characterized in that including the described in any item antenna multiplexed radio-frequency units of claim 1-10.
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| CN201910216649.XA CN109981119B (en) | 2019-03-21 | 2019-03-21 | Antenna multiplexing radio frequency device and terminal |
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|---|---|---|---|
| CN201910216649.XA CN109981119B (en) | 2019-03-21 | 2019-03-21 | Antenna multiplexing radio frequency device and terminal |
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| CN110634278A (en) * | 2019-10-08 | 2019-12-31 | 荆州介太科技有限公司 | Communication method, device and control system |
| CN110830055A (en) * | 2019-10-30 | 2020-02-21 | 西安广和通无线通信有限公司 | Antenna module and antenna adapting method |
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| CN112532268A (en) * | 2019-09-19 | 2021-03-19 | 中兴通讯股份有限公司 | Communication circuit and communication equipment |
| CN112532268B (en) * | 2019-09-19 | 2023-10-20 | 中兴通讯股份有限公司 | Communication circuit and communication equipment |
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| CN110830055A (en) * | 2019-10-30 | 2020-02-21 | 西安广和通无线通信有限公司 | Antenna module and antenna adapting method |
| CN112197694A (en) * | 2019-11-12 | 2021-01-08 | 上海交通大学 | Departure angle measuring device and method |
| WO2021097978A1 (en) * | 2019-11-18 | 2021-05-27 | 捷开通讯(深圳)有限公司 | Radio frequency circuit, terminal device, and signal transmitting method |
| US11916578B2 (en) | 2019-11-18 | 2024-02-27 | JRD Communication (Shenzhen) Ltd. | Radio frequency circuit, terminal device, and signal transmission method |
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| CN111404570A (en) * | 2020-03-19 | 2020-07-10 | 闻泰通讯股份有限公司 | Radio frequency circuit and terminal equipment |
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| CN111697992B (en) * | 2020-05-20 | 2021-07-13 | 扬州海科电子科技有限公司 | Receiving and transmitting integrated switch amplification network component |
| CN111726128A (en) * | 2020-06-22 | 2020-09-29 | 维沃移动通信有限公司 | Radio frequency structure and electronic equipment |
| CN111800161B (en) * | 2020-06-30 | 2022-08-19 | 联想(北京)有限公司 | Electronic equipment |
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