CN108933609A - TDD/FDD configurable device, method, radio-frequency module and communication equipment - Google Patents

TDD/FDD configurable device, method, radio-frequency module and communication equipment Download PDF

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Publication number
CN108933609A
CN108933609A CN201710387952.7A CN201710387952A CN108933609A CN 108933609 A CN108933609 A CN 108933609A CN 201710387952 A CN201710387952 A CN 201710387952A CN 108933609 A CN108933609 A CN 108933609A
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China
Prior art keywords
switching
port
radiofrequency signal
tdd
standard
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CN201710387952.7A
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Chinese (zh)
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CN108933609B (en
Inventor
荆涛
吴旺军
马霓
李亮
陈鹏
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201710387952.7A priority Critical patent/CN108933609B/en
Priority to PCT/CN2018/088346 priority patent/WO2018219219A1/en
Publication of CN108933609A publication Critical patent/CN108933609A/en
Application granted granted Critical
Publication of CN108933609B publication Critical patent/CN108933609B/en
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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
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transceivers (AREA)

Abstract

A kind of TDD/FDD configurable device, method, radio-frequency module and communication equipment, the configurable device include at least one binary channels switching module, which includes the first switching module and the second switching module；First switching module includes the first emission port, the first receiving port, the first switching circuit, first filter and the first input/output end port, first switching circuit is connect with the first emission port and the first receiving port, and is connect by first filter with the first input/output end port；Second switching module includes the second emission port, the second receiving port, the second switching circuit, second filter, duplexer and the second input/output end port, second switching circuit is connect with the second emission port and the second receiving port, it is connect by second filter with the second input/output end port, and is connect by duplexer with the first input/output end port.The configurable device can realize the switching between different communication standard.

Description

TDD/FDD configurable device, method, radio-frequency module and communication equipment
Technical field
The present invention relates to field of communication technology more particularly to a kind of TDD/FDD configurable device, method, radio-frequency module and Communication equipment.
Background technique
As hair is put in the development and different regions country wireless frequency spectrum of wireless network successively, more and more operators are same Shi Yongyou time division duplex (Time Division Duplexing, TDD) and frequency division duplex (Frequency Division Duplexing, FDD) frequency spectrum.For example, a part of operator possesses the frequency spectrum of FDD 1.8GHz and TDD F-band, a part Operator possesses the frequency spectrum of FDD1.8GHz frequency range and TDD1.9GHz frequency range, or possesses TDD the and FDD frequency spectrum of 2.6GHz frequency range Deng.
Currently, independent radio-frequency module is respectively arranged in FDD and TDD, and needs in the website construction of FDD and TDD Two terraces are set for FDD and TDD, wherein FDD terrace is used to install FDD days for supporting FDD frequency range radiofrequency signal to receive and dispatch Line, TDD terrace are used to install the TDD antenna for supporting the transmitting-receiving of TDD frequency range radiofrequency signal.For FDD the or TDD network built well Website, to increase the network support of another standard, for example, increasing the net of TDD standard newly in the FDD website built well Network is supported, then needs individually to increase TDD radio-frequency module and TDD terrace, or FDD radio-frequency module and TDD radio-frequency module are passed through Common antenna one opens terrace to realize after combiner combining.
However, the setting of newly-increased terrace may be subjected to the limitation in space, to increase website under the scene of part Construction difficulty, and cause the operation of website, maintenance cost increase.In addition, although the scheme using combiner can be real Existing terrace shares, but the use of combiner can bring additional power loss, reduces website coverage distance.Meanwhile combiner As a separate modular, the total module number of website will increase, in order to reduce loss, the volume of general combiner, weight are all It is larger, and combiner intermodulation performance requires height, design difficulty big, equally will increase the installation and construction difficulty of website.
Summary of the invention
The embodiment of the present invention provides a kind of TDD/FDD configurable device, method, radio-frequency module and communication equipment, to pass through The mode of software configuration realizes the switching of TDD standard Yu FDD standard, and realizes the common mode block and total day of TDD standard Yu FDD standard Face design, reduces the construction and O&M cost of website.
First aspect of the embodiment of the present invention provides a kind of TDD/FDD configurable device, including：The switching of at least one binary channels Module, binary channels switching module include the first switching module and the second switching module；First switching module includes the first transmitting terminal Mouth, the first receiving port, the first switching circuit, first filter and the first input/output end port.First switching circuit and first Emission port and the connection of the first receiving port, and connect by first filter with the first input/output end port, the first switching mould Block is used to realize the transmitting or reception of the radiofrequency signal of TDD standard according to the switching state of the first switching circuit.Second switching mould Block includes the second emission port, the second receiving port, the second switching circuit, second filter, duplexer and the second input/output Port, the second switching circuit are connect with the second emission port and the second receiving port, and by second filter with second input/ Output port connection, and connect by duplexer with the first input/output end port；Second switching module according to second for cutting Change the transmitting or reception of the radiofrequency signal of the switching state realization TDD standard of circuit；Alternatively, according to the switching of the second switching circuit State realizes the transmitting and reception of the radiofrequency signal of FDD standard.
As it can be seen that the above TDD/FDD configurable device, which passes through, is arranged at least one binary channels switching module, and cut in binary channels It changes the mold in the first switching module of block and the first switching circuit and first filter is set, and second in binary channels switching module cuts The second switching circuit, second filter and duplexer are set in mold changing block, and then may not need change hardware configuration, need to only be passed through The mode of software configuration changes the switching state of the first switching circuit and the second switching circuit, can be realized through the first switching mould Block and the second switching module realize the transmitting or reception of the radiofrequency signal of TDD standard, alternatively, being realized by the first switching module The transmitting or reception of the radiofrequency signal of TDD standard, and by the second switching module realize FDD standard radiofrequency signal transmitting and It receives, and the radiofrequency signal of FDD standard can share the first input/output end port with the radiofrequency signal of TDD standard, to realize The common mode block and shared antenna of FDD standard and TDD standard design, and advantageously reduce the construction and O&M cost of website.
In one embodiment, the first switching circuit includes first annular device and the first switching switch, first annular device First port connect with the first emission port, the second port of first annular device by first filter with first input/it is defeated Exit port connection, the third port of first annular device are connect with the first end of the first switching switch, and the second of the first switching switch End by the third end of the first carrying ground, the first switching switch with the first receiving port for being connect.Wherein, the first switching is opened It closes including the first switching state and the second switching state, and can be by way of software configuration in the first switching state and second It is switched between switching state.
In the present embodiment, it is switched by the first switching of third port setting in the first circulator, and first is connect Receiving end mouth and the first load and two connecting pins of the first switching switch are separately connected, so as to conveniently by software configuration Mode change the first switching switch switching state, with realize establish the first circulator third port and the first receiving port Between connection, in order to realize TDD standard radiofrequency signal reception, or the third port of the first circulator passed through the One carrying ground, in order to realize TDD standard radiofrequency signal transmitting.
In one embodiment, the first switching switch in the first switching state, for establishing the of first annular device Connection relationship between three ports and the first load, to realize the transmitting of the radiofrequency signal of TDD standard by the first switching module； Alternatively, the first switching switchs under the second switching state, for establishing the third port and the first receiving port of first annular device Between connection relationship, with by the first switching module realize TDD standard radiofrequency signal reception.
In one embodiment, the second switching circuit includes that the second circulator, the second switching switch and third switching are opened It closes, the first port of the second circulator is connect with the second emission port, and the second port of the second circulator passes through second filter It is connect with the second input/output end port, the third port of the second circulator is connect with the first end of the second switching switch, and second cuts The second end for changing switch is used for through the second carrying ground, the third end of the second switching switch and the first end of third switching switch The second end of connection, third switching switch is connect with the second receiving port.Wherein, the second switching switch and third switching switch are equal Including the first switching state and the second switching state, and can be cut by way of software configuration in the first switching state and second It changes between state and switches over.
In the present embodiment, by the second circulator third port be arranged it is interconnected second switching switch and Third switching switch, and switched by the second load and the second switching switch connection, and by the second receiving port and third switching Connection changes the switching shape of the second switching switch and third switching switch so as to the mode conveniently by software configuration State, and then realize the connection relationship established between the third port of the second circulator and the second receiving port, in order to realize TDD The reception of the radiofrequency signal of standard, or by the third port of the second circulator by the second carrying ground, in order to realize TDD The transmitting of the radiofrequency signal of standard.
In one embodiment, the second switching switch in the first switching state, for establishing the of the second circulator Connection relationship between three ports and the second load, to realize the transmitting of the radiofrequency signal of TDD standard by the second switching module； Alternatively, the second switching switchs under the second switching state, and third switching switch is in the first switching state, for establishing second Connection relationship between the third port of circulator and the second receiving port, to realize TDD standard by the second switching module The reception of radiofrequency signal.
In one embodiment, the second port of the second circulator is also connect with the first port of duplexer, and third is cut The second port at the third end and duplexer of changing switch connects, and the third port of duplexer is connect with the first input/output end port. Wherein, the second port of the second circulator passes through the cavity branch first end with one end of second filter and duplexer respectively Mouth connection.The third port and first filter of duplexer are combined by cavity and are connect with the first input/output end port.
In the present embodiment, the second port of the second circulator is passed through into one of cavity branch respectively with second filter The first port of end and duplexer connection, so that the radiofrequency signal of the second emission port can pass through the second filtering respectively Device and duplexer, so as to according to the standard of the radiofrequency signal of the second emission port realize TDD standard radiofrequency signal transmitting or The transmitting of the radiofrequency signal of FDD standard.Meanwhile by the way that the third end of the second port of duplexer and third switching switch is connected It connects, establishes the company between the second port of duplexer and the second receiving port so as to the mode conveniently by software configuration Relationship is connect, will pass through the reception that duplexer realizes the radiofrequency signal of FDD standard.In addition, by by the third port of duplexer It is connect in a manner of cavity combining with the first input/output end port with first filter, so as to realize the first switching module The radiofrequency signal transmitting-receiving of TDD standard and the radiofrequency signal transmitting-receiving of the FDD standard of the second switching module between common mode block and be total to Antenna Design advantageously reduces module number required for website, reduces the construction and O&M cost of website.
In one embodiment, the second switching switch in the first switching state, for establishing the of the second circulator Connection relationship between three ports and the second load, and third switching switch connects under the second switching state for establishing second Connection relationship between receiving end mouth and the second port of duplexer, to realize the radio frequency letter of FDD standard by the second switching module Number transmitting and reception.
In one embodiment, the second input/output end port is for connecting third load, the FDD of the second switching module The radiofrequency signal of the TDD standard of the radiofrequency signal of standard and the first switching module shares the first input/output end port.
In one embodiment, TDD/FDD configurable device further includes control module, which cuts with binary channels Mold changing block is connected, for controlling the first switching module of binary channels switching module or the switching state of the second switching module.
In the present embodiment, soft so as to pass through by the way that the control module is arranged in TDD/FDD configurable device Part configures the control module, and then is realized by the control module to the first switching module of binary channels switching module or second The control of the switching state of switching module.In this way, can be cut by controlling the switching state of the first switching module to configure first The communication standard that mold changing block is supported, and/or the second switching module is configured by the switching state of the second switching module of control The communication standard supported, to meet the communication requirement of website.
Second aspect of the embodiment of the present invention provides a kind of radio-frequency module, including：Radiofrequency signal transceiver and TDD/FDD can Configuration device, radiofrequency signal transceiver include 2n radiofrequency signal transceiver channel, each radiofrequency signal transceiver channel can quilt It being configured to support TDD standard or supports FDD standard, TDD/FDD configurable device includes n binary channels switching module, each Binary channels switching module includes the first switching module and the second switching module；First switching module includes the first emission port, the One receiving port, the first switching circuit, first filter and the first input/output end port, the first switching circuit and the first transmitting Port is connected with the first receiving port, and is connect with the first input/output end port by first filter, the first emission port with One radiofrequency signal transceiver channel company for being configured as supporting TDD standard of the first receiving port and radiofrequency signal transceiver It connects, the first input/output end port is used for the switching shape according to the first switching circuit for connecting first antenna, the first switching module State realizes the transmitting or reception of the radiofrequency signal of TDD standard；Second switching module includes the second emission port, the second receiving end Mouth, the second switching circuit, second filter, duplexer and the second input/output end port, the second switching circuit and the second transmitting terminal Mouthful connect with the second receiving port, and is connect by second filter with the second input/output end port, and pass through duplexer and The connection of first input/output end port；One of second emission port and the second receiving port and radiofrequency signal transceiver is matched Be set to support TDD standard radiofrequency signal transceiver channel connection, the second input/output end port for connect the second antenna, second Switching module is used to realize the transmitting or reception of the radiofrequency signal of TDD standard according to the switching state of the second switching circuit；Alternatively, One radio frequency letter for being configured as supporting FDD standard of the second emission port and the second receiving port and radiofrequency signal transceiver The connection of number transceiver channel, the second switching module are used to realize that the radio frequency of FDD standard is believed according to the switching state of the second switching circuit Number transmitting and reception.
Radio-frequency module switches by the way that n binary channels switching module is arranged in TDD/FDD configurable device, and in binary channels First switching circuit and first filter are set in the first switching module of module, and in the second switching of binary channels switching module Second switching circuit, second filter and duplexer are set in module, and then may not need change hardware configuration, it only need to be by soft The mode of part configuration changes the switching state of the first switching circuit and the second switching circuit, can be realized through the first switching module The transmitting or reception of the radiofrequency signal of TDD standard are realized with the second switching module, alternatively, realizing TDD by the first switching module The transmitting or reception of the radiofrequency signal of standard, and the transmitting of the radiofrequency signal of FDD standard is realized by the second switching module and is connect It receives, and the radiofrequency signal of FDD standard can share the first input/output end port with the radiofrequency signal of TDD standard, to realize The common mode block and terrace design altogether of FDD standard and TDD standard, advantageously reduce the construction and O&M cost of website.
In one embodiment, TDD/FDD configurable device is such as first aspect of the embodiment of the present invention or its is any one TDD/FDD configurable device in kind embodiment.
In one embodiment, radio-frequency module includes the first operating mode and the second operating mode；In the first Working mould Under formula, each radiofrequency signal transceiver channel of radiofrequency signal transceiver is both configured to support TDD standard, and each is penetrated Frequency signal transmitting and receiving channel is electrically connected by corresponding switching module with corresponding antenna, and radio-frequency module may be implemented 2n and lead to The transmitting or reception of the radiofrequency signal of the TDD standard in road；In the second operation mode, the odd bits of radiofrequency signal transceiver Radiofrequency signal transceiver channel is both configured to support TDD standard, and passes through the day of corresponding switching module and corresponding odd bits Line is electrically connected, and the radiofrequency signal transceiver channel of even bit is both configured to support FDD standard, and passes through corresponding switching module It is electrically connected with the antenna of previous odd bits, the transmitting of the radiofrequency signal of the TDD standard in n channel may be implemented in radio-frequency module Or it receives, and realize the transmitting and reception of the radiofrequency signal of the FDD standard in n channel.
In one embodiment, the transmitting of the radiofrequency signal of the corresponding TDD standard of each binary channels switching module or It receives and shares the antenna connecting with the first switching module, the antenna of odd bits with the transmitting of the radiofrequency signal of FDD standard and reception The transmitting-receiving of the radiofrequency signal of TDD frequency range and FDD frequency range is supported simultaneously, and the antenna of even bit supports the radiofrequency signal of TDD frequency range Transmitting-receiving.
It is in mode, by being while supporting the radio frequency of TDD frequency range and FDD frequency range by the antenna configuration of odd bits in ability The transmitting-receiving of signal, and be the transmitting-receiving for supporting the radiofrequency signal of TDD frequency range by the antenna configuration of even bit, and each binary channels is cut It changes the mold the transmitting of the radiofrequency signal of the corresponding TDD standard of block or receives and shared with the transmitting of the radiofrequency signal of FDD standard and reception The corresponding antenna of first switching module, so as in the hair of the radiofrequency signal for the TDD standard for realizing n-channel by radio-frequency module When penetrating or receive, and realizing the transmitting and reception of radiofrequency signal of the FDD standard in n channel, the antenna number of half can be saved Amount only needs n while supporting the antenna of the transmitting-receiving of the radiofrequency signal of TDD frequency range and FDD frequency range, is conducive to save terrace Space, and reduce the construction and O&M cost of website.
In one embodiment, in the second operation mode, first filter is also used to inhibit binary channels switching module The radiofrequency signal of corresponding FDD standard influences the band external blocking that the reception of the radiofrequency signal of TDD standard is formed.
In one embodiment, in the second operation mode, first filter is also used to inhibit binary channels switching module The reception of intermodulation between the radiofrequency signal of corresponding FDD standard and the radiofrequency signal of TDD standard to the radiofrequency signal of TDD standard Influence；Duplexer is also used to inhibit the radiofrequency signal of the corresponding FDD standard of binary channels switching module and the radio frequency letter of TDD standard Received influence of the intermodulation on the radiofrequency signal of FDD standard between number.
In one embodiment, first filter and second filter are TDD filter, and duplexer is FDD duplexer.
The third aspect of the embodiment of the present invention provides a kind of communication equipment, including such as second aspect of the embodiment of the present invention and its appoints Radio-frequency module provided by a kind of embodiment of anticipating.
In embodiments of the present invention, can be matched by the way that TDD/FDD is arranged between radiofrequency signal transceiver and Anneta module Device is set, so as to realize the radiofrequency signal transceiver channel of FDD standard and the radio frequency of TDD standard by way of software configuration The common mode block in signal transmitting and receiving channel and altogether terrace design, realize organically blending for TDD and FDD network, can effectively reduce network The module number of website saves website space, reduces web construction and O&M cost.
Fourth aspect of the embodiment of the present invention provides a kind of configurable method of TDD/FDD, is applied to third of the embodiment of the present invention In the communication equipment that aspect provides, this method includes：
Obtain the communication system for the first radiofrequency signal transceiver channel connecting with the first switching module of binary channels switching module Formula, and obtain the communication standard for the second radiofrequency signal transceiver channel connecting with the second switching module of binary channels switching module； Wherein, communication standard includes TDD standard and FDD standard；
If the communication standard of the first radiofrequency signal transceiver channel is TDD standard, configures in the first switching module first and cut The switching state of circuit is changed, to realize the transmitting or reception of the radiofrequency signal of TDD standard by the first switching module；
If the communication standard of the second radiofrequency signal transceiver channel is TDD standard, configures in the second switching module second and cut The switching state of circuit is changed, to realize the transmitting or reception of the radiofrequency signal of TDD standard by the second switching module；
If the communication standard of the second radiofrequency signal transceiver channel is FDD standard, configures in the second switching module second and cut The switching state of circuit is changed, to realize the transmitting and reception of the radiofrequency signal of FDD standard by the second switching module.
Above-mentioned TDD/FDD configuration method passes through the first switching module of binary channels switching module and the second switching module difference Two radiofrequency signal transceiver channels are connected, and can configure and be penetrated with this according to the communication standard of each radiofrequency signal transceiver channel The switching state of switching circuit in the switching module of frequency transceiver channel connection, to configure the communication that corresponding switching module is supported Standard.In this way, then can configure each binary channels switching module to support that two lead to according to the standard of radiofrequency signal transceiver channel The transmitting or reception of the radiofrequency signal of the TDD standard in road, alternatively, configuring each binary channels switching module to support a channel TDD standard radiofrequency signal transmitting or reception, and support a channel FDD standard radiofrequency signal transmitting and reception, To in the switching without realizing communication standard in the case where changing hardware configuration, and it can realize being total to for FDD standard and TDD standard Module and shared antenna design, advantageously reduce the construction and O&M cost of website.
In one embodiment, the switching state of the first switching circuit in the first switching module is configured, to pass through first Switching module realizes the transmitting or reception of the radiofrequency signal of TDD standard, including：
The first switching switch in the first switching circuit is configured to establish first in the first switching module under the first switching state Connection relationship between the third port of circulator and the first load, to realize the radio frequency of TDD standard by the first switching module The transmitting of signal；Alternatively,
The first switching switch in the first switching circuit is configured to establish first in the first switching module under the second switching state Connection relationship between the third port of circulator and the first receiving port of the first switching module, to pass through the first switching module Realize the reception of the radiofrequency signal of TDD standard.
It in the present embodiment, can be with by configuring the first switching switch in the first switching state or the second switching state Emission of radio frequency signals or receiving channel of first switching module under TDD standard are easily configured, to pass through the first switching mould The transmitting or reception of block realization TDD standard radiofrequency signal.
In one embodiment, the switching state of the second switching circuit in the second switching module is configured, to pass through second Switching module realizes the transmitting or reception of the radiofrequency signal of TDD standard, including：
The second switching switch in the second switching circuit is configured to establish second in the second switching module under the first switching state Connection relationship between the third port of circulator and the second load, to realize the radio frequency of TDD standard by the second switching module The transmitting of signal；Alternatively, the second switching switchs under the second switching state in the second switching circuit of configuration, and configure the second switching Third switching switch is under the first switching state in circuit, establishes in the second switching module the third port of the second circulator and the Connection relationship between second receiving port of two switching modules, to realize the radio frequency letter of TDD standard by the second switching module Number reception.
In the present embodiment, by configuring the second switching switch under the first switching state, alternatively, the second switching of configuration It switchs under the second switching state, and configures third switching switch under the first switching state, so as to easily configure the Emission of radio frequency signals or receiving channel of two switching modules under TDD standard, to realize TDD standard by the second switching channel Emission of radio frequency signals or reception.Meanwhile it in conjunction with emission of radio frequency signals of first switching module under TDD standard or receiving logical The transmitting or reception of the radiofrequency signal of the TDD standard in two channels then may be implemented in road.
In one embodiment, the switching state of the second switching circuit in the second switching module is configured, to pass through second Switching module realizes the transmitting and reception of the radiofrequency signal of FDD standard, including：
The second switching switch in the second switching circuit is configured to establish second in the second switching module under the first switching state Connection relationship between the third port of circulator and the second load；
It configures third switching switch in the second switching circuit and establishes the second of the second switching module under the second switching state Connection relationship in receiving port and the second switching module between the second port of duplexer, to be realized by the second switching module The transmitting and reception of the radiofrequency signal of FDD standard.
In the present embodiment, by configuring the second switching switch in the first switching state, and third switching switch is configured In the second switching state, so as to easily configure emission of radio frequency signals and reception of second switching module under FDD standard Channel, to realize the transmitting and reception of the radiofrequency signal of FDD standard by the second switching module.Meanwhile in conjunction with the first switching Emission of radio frequency signals or receiving channel of the module under TDD standard, then may be implemented with the radiofrequency signal of the TDD standard in channel The transmitting and reception of the radiofrequency signal of the FDD standard in transmitting or reception and a channel, to realize FDD standard and TDD system The common mode block and shared antenna of formula design, and advantageously reduce the construction and O&M cost of website.
5th aspect, the embodiment of the present application provide a kind of server, including：Processor, memory, bus and communication connect Mouthful；The memory is for storing computer executed instructions, which is connect with the memory by the bus, when the server When operation, which executes the computer executed instructions of memory storage, so that the server executes the such as the above-mentioned 4th The method of aspect.
6th aspect, the embodiment of the present application provides a kind of computer readable storage medium, for being stored as above-mentioned apparatus Computer software instructions used allow computer to execute fourth aspect among the above when run on a computer Method.
7th aspect, the embodiment of the present application provides a kind of computer program product comprising instruction, when it is in computer When upper operation, the method that allows computer to execute above-mentioned fourth aspect.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be in the prior art and of the invention Attached drawing needed in embodiment description is briefly described.
Fig. 1 is the structural schematic diagram of TDD/FDD configurable device provided in an embodiment of the present invention；
Fig. 2 is structural schematic diagram of the TDD/FDD configurable device provided in an embodiment of the present invention in the first working condition；
Fig. 3 is structural schematic diagram of the TDD/FDD configurable device provided in an embodiment of the present invention in the second working condition；
Fig. 4 is structural schematic diagram of the TDD/FDD configurable device provided in an embodiment of the present invention in third working condition；
Fig. 5 is structural schematic diagram of the TDD/FDD configurable device provided in an embodiment of the present invention in the 4th working condition；
Fig. 6 is the structural schematic diagram of radio-frequency module provided in an embodiment of the present invention；
Fig. 7 is the first structure diagram of communication equipment provided in an embodiment of the present invention；
Fig. 8 is the second structural schematic diagram of communication equipment provided in an embodiment of the present invention；
Fig. 9 is the flow diagram that TDD/FDD provided in an embodiment of the present invention can configure method.
Specific embodiment
Below in conjunction with attached drawing, the embodiment of the present invention is described.
Referring to Fig. 1, in an embodiment of the invention, providing a kind of TDD/FDD configurable device 100, can answering For base station, Remote Radio Unit (Radio Remote Unit, RRU) etc., network station is realized in a manner of through software configuration Point switches between TDD standard and FDD standard, and realizes the common mode block and total day of TDD standard Yu FDD standard website Face design, reduces the construction and O&M cost of website.
TDD/FDD configurable device 100 includes：At least one binary channels switching module 10, binary channels switching module 10 are wrapped Include the first switching module 11 and the second switching module 13.
Wherein, the first switching module 11 includes the first emission port 111, the first receiving port 113, the first switching circuit 115, first filter 117 and the first input/output end port 119.As shown, the first switching circuit 115 and the first transmitting terminal Mouth 111 and the first receiving port 113 connect, and are connect by first filter 117 with the first input/output end port 119.The One switching module 11 is used to realize the transmitting of the radiofrequency signal of TDD standard according to the switching state of the first switching circuit 115 or connects It receives.
Second switching module 13 includes the second emission port 131, the second receiving port 133, the second switching circuit 135, the Two filters 137, duplexer 138 and the second input/output end port 139, the second switching circuit 135 and the second emission port 131 It connects with second receiving port 133, and is connect by second filter 137 with the second input/output end port 139, and It is connect by duplexer 138 with the first input/output end port 119.
Second switching module 13 is used to realize the radiofrequency signal of TDD standard according to the switching state of the second switching circuit 135 Transmitting or reception；Alternatively, according to the switching state of the second switching circuit 135 realize FDD standard radiofrequency signal transmitting and It receives.
Wherein, first filter 117 and second filter 137 are TDD filter, and duplexer 138 is FDD duplexer.The One switching circuit 115 includes first annular device 1151 and the first switching switch 1153, the first port a1 of first annular device 1151 Connect with the first emission port 111, the second port a2 of first annular device 1151 by first filter 117 with first input/ Output port 119 connects, and the third port a3 of first annular device 1151 is connect with the first end b1 of the first switching switch 1153, the The second end b2 of one switching switch 1153 is used for through the first load R1 ground connection, and first switches the third end b3 of switch 1153 and the The connection of one receiving port 113.
Second switching circuit 135 includes that the second circulator 1351, second switching switch 1353 and third switch switch 1355, The first port c1 of second circulator 1351 is connect with the second emission port 131, and the second port c2 of the second circulator 1351 is logical It crosses second filter 137 to connect with the second input/output end port 139, the third port c3 of the second circulator 1351 is cut with second The first end d1 connection of switch 1353 is changed, the second end d2 of the second switching switch 1353 is used for through the second load R2 ground connection, the The first end e1 that third end d3 and the third of two switching switches 1353 switch switch 1355 is connect, and the of third switching switch 1355 Two end e2 are connect with the second receiving port 133.First port of the second port c2 of second circulator 1351 also with duplexer 138 The third end e3 of p1 connection, third switching switch 1355 is connect with the second port p2 of duplexer 138, the third of duplexer 138 Port p3 is connect with the first input/output end port 119.
In the present embodiment, the first switching switch 1153, second switches switch 1353 and third switches switch 1355 Change switching state in a manner of through software configuration, and each switching switch includes the first switching state and the second switching State, each switching switch realize different connection relationships under the first switching state and the second switching state respectively.It can be with Understand, TDD/FDD configurable device 100 can also include one or more control modules, for by way of software configuration Control the first switching switch 1153, second switches the switching state of switch 1353 and third switching switch 1355.For example, can lead to Cross the switching shape that control module configuration the first switching switch 1153, second switches switch 1353 and third switching switch 1355 State, or the first switching switch 1153, second switches switch 1353 and the respective setting one of third switching switch 1355 is right The control module answered, or a corresponding control module is respectively set to configure in the switching module for each switching module Switching switch switching state.
Wherein, the first switching switch 1153 is in the first switching state, and the second switching switch 1353 is in the first switching state When, the transmitting of the radiofrequency signal of the TDD standard in 2 channels can be realized by TDD/FDD configurable device 100, as shown in Figure 2；The One switching switch 1153 is in the second switching state, and the second switching switch 1353 is in the second switching state, and third switching switchs 1355 in the first switching state, and the radiofrequency signal of the TDD standard in 2 channels can be realized by TDD/FDD configurable device 100 It receives, as shown in Figure 3；For first switching switch 1153 in the first switching state, second switches switch 1353 in the first switching state, And third switching switch 1355 can realize the TDD system in 1 channel in the second switching state by TDD/FDD configurable device 100 Transmitting/reception of the radiofrequency signal of the FDD standard of the transmitting and 1 channel of the radiofrequency signal of formula, as shown in Figure 4；First switching is opened 1153 are closed in the second switching state, the second switching switch 1353 is in the first switching state, and third switching switch 1355 is second When switching state, the reception and 1 that the radiofrequency signal of the TDD standard in 1 channel can be realized by TDD/FDD configurable device 100 are led to Reception/transmitting of the radiofrequency signal of the FDD standard in road, as shown in Figure 5.
Specifically, referring to Fig. 2, in one embodiment, first switches switch 1153 in the first switching state, the The first end b1 of one switching switch 1153 is connected with second end b2, for establishing the third port a3 and the of first annular device 1151 Connection relationship between one load R1.First switching switch 1153 in the first switching state, can pass through the first switching module 11 realize the transmitting of the radiofrequency signal of TDD standard.
Referring to Fig. 3, the first switching switch 1153 is under the second switching state, first switches the first end b1 of switch 1153 It is connected with third end b3, the connection for establishing between the third port a3 of first annular device 1151 and the first receiving port 113 Relationship.First switching switch 1153 can realize the radio frequency of TDD standard under the second switching state by the first switching module 11 The reception of signal.
In the present embodiment, the first emission port 111 is used to connect the first signal transmitting of radiofrequency signal transceiver Port TX1, the first receiving port 113 are used to connect the first receiver port RX1 of radiofrequency signal transceiver, and first is defeated Enter/output port 119 is used to by feeder line connect first antenna.First signal emission port TX1 of radiofrequency signal transceiver And first receiver port RX1 be respectively used to emit and receive TDD standard radiofrequency signal.It will by way of software configuration First switching switch 1153 is configured to the first switching state or the second switching state, can be realized by the first switching module 11 The transmitting or reception of the radiofrequency signal of TDD standard.
Referring to Fig. 2, in one embodiment, second switches switch 1353 in the first switching state, and second The first end d1 of switching switch 1353 is connected with second end d2, for establishing the third port c3 and second of the second circulator 1351 Load the connection relationship between R2.Second switching switch 1353 in the first switching state, can pass through the second switching module 13 Realize the transmitting of the radiofrequency signal of TDD standard.
Referring to Fig. 3, the second switching switch 1353 is under the second switching state, and the first of the second switching switch 1353 End d1 is connected with third end d3, so that the first of the first end d1 of the second switching switch 1353 and third switching switch 1355 E1 conducting is held, and then by configuring the first switching state for third switching switch 1355, i.e., so that third switches switch 1355 First end e1 be connected with second end e2, so as to establish the third port c3 and the second receiving port of the second circulator 1351 Connection relationship between 133.Therefore, the second switching switch 1353 is under the second switching state, and third switching switch 1355 exists Under first switching state, then the reception of the radiofrequency signal of TDD standard can be realized by the second switching module 13.
In the present embodiment, the second emission port 131 is used to connect the second signal transmitting of radiofrequency signal transceiver Port TX2, the second receiving port 133 are used to connect the second signal receiving port RX2 of radiofrequency signal transceiver, and second is defeated Enter/output port 139 be used for by feeder line connection the second antenna.The second signal emission port TX2 of radiofrequency signal transceiver And second signal receiving port RX2 is respectively used to emit and receive the radiofrequency signal of TDD standard.It will by way of software configuration Second switching switch 1353 is configured to the first switching state, and then can realize penetrating for TDD standard by the second switching module 13 The transmitting of frequency signal；Alternatively, configuring the second switching state for the second switching switch 1353, and third switching switch 1355 is matched It is set to the first switching state, and then can realize the reception of the radiofrequency signal of TDD standard by the second switching module 13.In this way, In conjunction with the first switching module 11 and the second switching module 13, it can realize 2 channels TDD standard radiofrequency signal transmitting or It receives, i.e. the design of the TDD standard of realization 2T (2 channel emission) 2R (2 channel reception).
Referring to Figure 4 together and Fig. 5, in one embodiment, the second switching switch 1353 in the first switching state, Second switching switch 1353 first end d1 be connected with second end d2, for establish the second circulator 1351 third port c3 and Connection relationship between second load R2.Further, by configuring the second switching state for third switching switch 1355, i.e., So that the second end e2 of third switching switch 1355 is connected with third end e3, so as to establish the second receiving port 133 and pair Connection relationship between the second port p2 of work device 138.Therefore, second switches switch 1353 in the first switching state, and the Three switching switches 1355 can then realize the radiofrequency signal of FDD standard under the second switching state by the second switching module 13 Transmitting and reception.Meanwhile the first switching switch 1153 by configuring in the first switching module 11 is in the first switching state Or second switching state, transmitting or reception that the first switching module 11 realizes the radiofrequency signal of TDD standard can also be passed through.
In the present embodiment, the second emission port 131 is used to connect the second signal transmitting of radiofrequency signal transceiver Port TX2, the second receiving port 133 are used to connect the second signal receiving port RX2 of radiofrequency signal transceiver, radiofrequency signal The second signal emission port TX2 and second signal receiving port RX2 of transceiver are respectively used to emit and receive FDD standard Radiofrequency signal.Second input/output end port 139 is for connecting third load, the radio frequency letter of the FDD standard of the second switching module 13 After number being combined with the radiofrequency signal of the TDD standard of the first switching module 11 by cavity, the first input/output end port is shared 119 outputs.In this way, in conjunction with the first switching module 11 and the second switching module 13, it can realize penetrating for the TDD standard in 1 channel The TDD system of 1T1R is realized in the transmitting and reception of the radiofrequency signal of the FDD standard of the transmitting or reception and 1 channel of frequency signal The total module design of formula and the FDD standard of 1T1R.Simultaneously as transmitting or reception and 1 channel of the radiofrequency signal of TDD standard FDD standard radiofrequency signal transmitting and receive share the first input/output end port 119, that is, share first antenna, thus Antenna amount can be reduced, day space of planes is saved.
It is appreciated that TDD/FDD configurable device 100 provided in an embodiment of the present invention is not limited to only comprising a bilateral Road switching module 10, but may include any number of binary channels switching module 10, thus form multichannel, can software configuration TDD/FDD configurable device 100 further configured by way of software configuration in multiple binary channels switching modules 10 Switching switch switching state, to realize the switching between the TDD standard of multichannel and the TDD+FDD standard of multichannel. For example, it is assumed that TDD/FDD configurable device 100 includes n binary channels switching module 10, so as to provide 2n radiofrequency signal Transceiver channel, and 2n radiofrequency signal transceiver channel can be each configured to TDD standard by way of software configuration, alternatively, Wherein TDD standard will be configured to by n radiofrequency signal transceiver channel, and configure FDD for the other starting channel of n radiofrequency signal Standard, as shown in table 1.
The radio-frequency receiving-transmitting channel allocation list of 1 multichannel TDD/FDD configurable device of table
Radio-frequency receiving-transmitting number of channels TDD standard TDD+FDD standard
2T2R 2T2R 1T1R
4T4R 4T4R 2T2R
6T6R 6T6R 3T3R
8T8R 8T8R 4T4R
…… …… ……
2nT2nR 2nT2nR nTnR
It is appreciated that being believed by the radio frequency for configuring the radiofrequency signal transceiver channel of 2n TDD standard to n TDD standard After number transceiver channel and the radiofrequency signal transceiver channel of n FDD standard, due to TDD standard radiofrequency signal transceiver channel with Input/output end port is shared between the radiofrequency signal transceiver channel of FDD standard to be had so as to save the antenna amount of half Limitation conducive to reduction installation space to terrace, and reduce the difficulty and O&M cost of website construction.
Referring to Fig. 6, in an embodiment of the invention, a kind of radio-frequency module 600 is provided, including：Radiofrequency signal transmitting-receiving Letter machine 610 and TDD/FDD configurable device 630.Radiofrequency signal transceiver 610 includes 2n radiofrequency signal transceiver channel, often One radiofrequency signal transceiver channel includes signal emission port TX and receiver port RX.TX1, RX1 as shown in FIG. 6, TX2, RX2 ..., TX2n, RX2n, wherein each radiofrequency signal transceiver channel can be configured to support TDD standard or support FDD standard.TDD/FDD configurable device 630 may include n binary channels switching modules 10 as shown in Figure 1, each bilateral Road switching module 10 includes the first switching module 11 and the second switching module 13, is specifically referred to Fig. 1 to embodiment illustrated in fig. 5 In associated description, details are not described herein again.
In the present embodiment, TDD/FDD configurable device 630 is for establishing radiofrequency signal transceiver 610 and antenna mould Connection relationship between block 650, and configured according to each radiofrequency signal transceiver channel of radiofrequency signal transceiver 610 Communication standard (TDD standard or FDD standard), configures the switching of corresponding binary channels switching module 10 by way of software configuration State, to realize the switching between TDD standard and TDD+FDD standard.
As shown in fig. 6, in the present embodiment, every a pair of the signal emission port TX and letter of radiofrequency signal transceiver 610 Number receiving port RX is electrically connected by corresponding switching module with antenna corresponding on Anneta module 650.For example, signal emits Port TX1 and receiver port RX1 can be configured as the radiofrequency signal transmitting-receiving for supporting TDD standard, and can pass through first The first switching module 11 in a binary channels switching module 10 is electrically connected with first antenna, and then according to the first switching module 11 Switching state realize TDD standard radiofrequency signal transmitting or reception.Signal emission port TX2 and receiver port RX2 It can be configured as the radiofrequency signal transmitting-receiving for supporting TDD standard, and second in first binary channels switching module 10 can be passed through Switching module 13 and the second antenna are electrically connected, and then realize penetrating for TDD standard according to the switching state of the second switching module 13 The transmitting or reception of frequency signal；Alternatively, signal emission port TX2 and receiver port RX2, which also can be configured as, supports FDD Radiofrequency signal transmitting-receiving, and the second switching module 13 in first binary channels switching module 10 can be passed through and first antenna is electrical Connection, and then can pass through while realizing the transmitting or reception of radiofrequency signal of TDD standard by the first switching module 11 Second switching module 13 realizes the transmitting and reception of the radiofrequency signal of FDD.Correspondingly, signal emission port TX2n and signal receive Port TX2n equally can be configured as the radiofrequency signal transmitting-receiving for supporting TDD standard or the radiofrequency signal transmitting-receiving for supporting FDD standard, And it can be electrically connected by the second switching module 13 in n-th of binary channels switching module 10 and 2n antenna, and then according to n-th The switching state of the second switching module 13 in a binary channels switching module 10 is realized the transmitting of the radiofrequency signal of TDD standard or is connect It receives, or realizes the transmitting and reception of the radiofrequency signal of FDD standard.
According to above-mentioned configuration mode, radio-frequency module 600 can be configured to the first operating mode or the second operating mode.Its In, in the first operation mode, each radiofrequency signal transceiver channel of radiofrequency signal transceiver 610 is both configured to support TDD standard, and each radiofrequency signal transceiver channel is electrically connected by corresponding switching module with corresponding antenna, in turn According to the switching state of 2n switching module, the transmitting or reception of the radiofrequency signal of the TDD standard in 2n channel can be realized.? Under second operating mode, the radiofrequency signal transceiver channel of the odd bits of radiofrequency signal transceiver 610 is both configured to support TDD Standard, and be electrically connected by corresponding switching module with the antenna of corresponding odd bits, the radiofrequency signal transmitting-receiving of even bit is logical Road is both configured to support FDD standard, and is electrically connected by the antenna of corresponding switching module and previous odd bits, in turn According to the switching state of 2n switching module, the transmitting or reception of the radiofrequency signal of the TDD standard in n channel can be realized, and Realize the transmitting and reception of the radiofrequency signal of the FDD standard in n channel.It is appreciated that each binary channels switching module 10 is right The transmitting or reception of the radiofrequency signal for the TDD standard answered are shared with the transmitting and reception of the radiofrequency signal of FDD standard and are cut with first Change the mold the antenna that block 11 connects.In the present embodiment, the antenna of odd bits supports the radio frequency of TDD frequency range and FDD frequency range to believe simultaneously Number transmitting-receiving, the antenna of even bit supports the transmitting-receiving of the radiofrequency signal of TDD frequency range.
In the second operation mode, first filter 117 is also used to inhibit the corresponding FDD standard of binary channels switching module 10 Radiofrequency signal on the radiofrequency signal of TDD standard reception formed band external blocking influence.First filter 117 is also used to inhibit Intermodulation between the radiofrequency signal of the corresponding FDD standard of binary channels switching module 10 and the radiofrequency signal of TDD standard is to TDD standard Radiofrequency signal received influence；Duplexer 138 is also used to inhibit the radio frequency of the corresponding FDD standard of binary channels switching module 10 Received influence of the intermodulation on the radiofrequency signal of FDD standard between signal and the radiofrequency signal of TDD standard.
It in the present embodiment, can by the way that TDD/FDD is arranged between radiofrequency signal transceiver 610 and Anneta module 650 Configuration device 630 configures the radiofrequency signal transceiver channel of radio-frequency module 600 so as to the mode conveniently by software, into And can without changing hardware configuration and increasing antenna amount, realize TDD standard and TDD+FDD combined system it Between switching can save the antenna amount of half, be conducive to save communication site and under the standard that TDD and FDD are mixed Construction and O&M cost.
Referring to Fig. 7, in an embodiment of the invention, providing a kind of communication equipment 700, which includes Radio-frequency module 710 and Anneta module 730.Anneta module 730 may include the mutiple antennas 733 being set on terrace 731.Radio frequency Module 710 can be electrically connected with mutiple antennas 733 respectively by more radio frequency feed lines 711.In the present embodiment, radio-frequency module 710 can retouch for the radio-frequency module 600 that embodiment as shown in Figure 6 provides, the correlation being specifically referred in embodiment illustrated in fig. 6 It states, details are not described herein again.In the present embodiment, communication equipment can be but be not limited to base station or Remote Radio Unit.
In one embodiment, it is assumed that radio-frequency module 710 can be configured as the TDD standard 1.9GHz frequency for supporting 8T8R The radiofrequency signal transmitting-receiving of section, or can be configured as the TDD standard for supporting the FDD standard 1.8GHz frequency range+4T4R of 4T4R The radiofrequency signal of 1.9GHz frequency range is received and dispatched, then by the way that the TDD/FDD configurable device 630 in Fig. 6 embodiment to be set as including 4 A binary channels switching module 10 as shown in Figure 1, i.e. the FDD filter of the TDD filter including 8 channels and 4 channels, Jin Erke To realize the radiofrequency signal transceiver channel of the TDD standard 1.9GHz frequency range of 8T8R and the FDD standard 1.8GHz frequency range+4T4R of 4T4R TDD standard 1.9GHz frequency range radiofrequency signal transceiver channel total module design, and can be changed by way of software configuration Become the working method of communication equipment 700.
Referring to Fig. 7, in one embodiment, it is assumed that when the website where communication equipment 700 is built in the early stage, Radio-frequency module 710 is configured as supporting the radiofrequency signal transmitting-receiving of the TDD standard 1.9GHz frequency range of 8T8R, then the 8 of radio-frequency module 710 A input/output terminal can be connected by 8 radio frequency feed lines 711 with antenna corresponding on terrace 731, and pass through software configuration Mode configures the TDD/FDD configurable device of radio-frequency module 710 to support cutting for the radiofrequency signal transmitting-receiving of the TDD standard of 8T8R Change state.On this basis, the website where making communication equipment 700 if necessary supports the FDD standard 1.8GHz of 4T4R The radiofrequency signal of frequency range and the TDD standard 1.9GHz frequency range of 4T4R transmitting-receiving, then can by directly by software configuration in a manner of will penetrate The TDD/FDD configurable device of frequency module 710 is configured to support the TDD of the radiofrequency signal transmitting-receiving and 4T4R of the FDD standard of 4T4R The switching state of the radiofrequency signal transmitting-receiving of standard, and reduce by 4 radio frequency feed lines 711, as shown in Figure 8.
It is appreciated that the radiofrequency signal due to FDD standard forms out-of-band interference to the reception of the radiofrequency signal of TDD standard, In the present embodiment, the radiofrequency signal of FDD standard can be inhibited by the TDD filter in each binary channels switching module 10 Caused by out-of-band interference, to guarantee that interference does not influence the TDD receptivity of radio-frequency module.The radio frequency letter of TDD and FDD standard simultaneously Number received influence of the intermodulation on the radiofrequency signal of each self-made type, respective TDD filter and the suppression of FDD duplexer can be passed through System.In addition, the radiofrequency signal of TDD standard and the radiofrequency signal of FDD standard can adopt under the operating mode that TDD and FDD is mixed It is combined with duplex, to avoid Intermodulation Interference between two-band.
In embodiments of the present invention, can be matched by the way that TDD/FDD is arranged between radiofrequency signal transceiver and Anneta module Device is set, so as to realize the radiofrequency signal transceiver channel of FDD standard and the radio frequency of TDD standard by way of software configuration Organically blending for the common mode block in signal transmitting and receiving channel and altogether terrace design, realization TDD and two kinds of standard networks of FDD, can be effective The module number of website is reduced, website space is saved, reduces web construction and O&M cost.
Referring to Fig. 9, in an embodiment of the invention, providing a kind of configurable method of TDD/FDD, can be applied to In the communication equipment 700 provided in embodiment as shown in Figure 7 and Figure 8, this method includes：
Step 901：Obtain the first radiofrequency signal transceiver channel connecting with the first switching module of binary channels switching module Communication standard, and obtain connect with the second switching module of binary channels switching module the second radiofrequency signal transceiver channel lead to Believe standard；Wherein, communication standard includes TDD standard and FDD standard；
Step 902：If the communication standard of the first radiofrequency signal transceiver channel is TDD standard, the first switching module is configured In the first switching circuit switching state, with by the first switching module realize TDD standard radiofrequency signal transmitting or reception；
Step 903：If the communication standard of the second radiofrequency signal transceiver channel is TDD standard, the second switching module is configured In the second switching circuit switching state, with by the second switching module realize TDD standard radiofrequency signal transmitting or reception；
Step 904：If the communication standard of the second radiofrequency signal transceiver channel is FDD standard, the second switching module is configured In the second switching circuit switching state, with by the second switching module realize FDD standard radiofrequency signal transmitting and reception.
Above-mentioned TDD/FDD configurable method passes through the first switching module and the second switching module of binary channels switching module Be separately connected two radiofrequency signal transceiver channels, and can according to the communication standard of each radiofrequency signal transceiver channel, configure with The switching state of switching circuit in the channel attached switching module of the radio-frequency receiving-transmitting, to configure what corresponding switching module was supported Communication standard.In this way, then each binary channels switching module can be configured to support according to the standard of radiofrequency signal transceiver channel The transmitting or reception of the radiofrequency signal of the TDD standard in two channels, alternatively, configuring support one for each binary channels switching module The transmitting or reception of the radiofrequency signal of the TDD standard in channel, at the same support a channel FDD standard radiofrequency signal transmitting and It receives, thus in the switching without realizing communication standard in the case where changing hardware configuration, and can realize FDD standard and TDD system The common mode block and shared antenna of formula design, and advantageously reduce the construction and O&M cost of website.
It is flexibly configured as it can be seen that TDD/FDD may be implemented in method provided by the embodiments of the present application, to realize FDD system The common mode block and shared antenna of formula and TDD standard design, and advantageously reduce the construction and O&M cost of website.
It is appreciated that can configure the specific implementation side of each step in method about TDD/FDD provided in an embodiment of the present invention Formula, such as the specific structure and its connection relationship between radiofrequency signal transceiver channel and antenna etc. of binary channels switching module, Can also be referring to figs. 1 to the associated description in embodiment illustrated in fig. 8, details are not described herein again.

Claims (21)

1. a kind of Time Division Duplex TDD/Frequency Division Duplex FDD configurable device, which is characterized in that including：At least one binary channels is cut Block is changed the mold, the binary channels switching module includes the first switching module and the second switching module；
First switching module includes the first emission port, the first receiving port, the first switching circuit, first filter and the One input/output end port, first switching circuit is connect with first emission port and first receiving port, and is led to It crosses the first filter to connect with first input/output end port, first switching module is used for according to described first The switching state of switching circuit realizes the transmitting or reception of the radiofrequency signal of TDD standard；
Second switching module includes the second emission port, the second receiving port, the second switching circuit, second filter, double Work device and the second input/output end port, second switching circuit and second emission port and second receiving port Connection, and connect by the second filter with second input/output end port, and pass through the duplexer with it is described The connection of first input/output end port；
Second switching module is used to realize the radiofrequency signal of TDD standard according to the switching state of second switching circuit Transmitting receives；Alternatively, realizing the transmitting of the radiofrequency signal of FDD standard according to the switching state of second switching circuit and connecing It receives.
2. TDD/FDD configurable device as described in claim 1, which is characterized in that first switching circuit includes first Circulator and the first switching switch, the first port of the first annular device are connect with first emission port, and described first The second port of circulator is connect by the first filter with first input/output end port, the first annular device Third port connect with the first end of the first switching switch, the second end of the first switching switch is used for by first The third end of carrying ground, the first switching switch is connect with first receiving port.
3. TDD/FDD configurable device as claimed in claim 2, which is characterized in that the first switching switch is cut first It changes under state, the connection relationship for establishing between the third port of the first annular device and first load, to pass through First switching module realizes the transmitting of the radiofrequency signal of TDD standard；Alternatively, the first switching switch switches shape second Under state, connection relationship for establishing between the third port of the first annular device and first receiving port, to pass through First switching module realizes the reception of the radiofrequency signal of TDD standard.
4. TDD/FDD configurable device as described in any one of claims 1 to 3, which is characterized in that second switching circuit Including the second circulator, the second switching switch and third switching switch, the first port of second circulator and described second Emission port connection, the second port of second circulator pass through the second filter and second input/output terminal Mouth connection, the third port of second circulator are connect with the first end of the second switching switch, and second switching is opened The second end of pass is used for through the second carrying ground, and the of the third end of the second switching switch and third switching switch The second end of one end connection, the third switching switch is connect with second receiving port.
5. TDD/FDD configurable device as claimed in claim 4, which is characterized in that the second switching switch is cut first It changes under state, the connection relationship for establishing between the third port of second circulator and second load, to pass through Second switching module realizes the transmitting of the radiofrequency signal of TDD standard；Alternatively, the second switching switch switches shape second Under state, and third switching switch is in the first switching state, for establishing third port and the institute of second circulator The connection relationship between the second receiving port is stated, with connecing by the radiofrequency signal of second switching module realization TDD standard It receives.
6. TDD/FDD configurable device as claimed in claim 4, which is characterized in that the second port of second circulator It is also connect with the first port of the duplexer, the third end of the third switching switch and the second port of the duplexer connect It connects, the third port of the duplexer is connect with first input/output end port.
7. TDD/FDD configurable device as claimed in claim 6, which is characterized in that the second switching switch is cut first It changes under state, the connection relationship for establishing between the third port of second circulator and second load, and described Third switching switch under the second switching state, for establish second receiving port and the duplexer second port it Between connection relationship, with pass through second switching module realize FDD standard radiofrequency signal transmitting and reception.
8. TDD/FDD configurable device as claimed in claim 7, which is characterized in that second input/output end port is used for Connect third load, the radiofrequency signal of the FDD standard of second switching module and the TDD standard of first switching module Radiofrequency signal shares first input/output end port.
9. TDD/FDD configurable device as claimed in any one of claims 1 to 8, which is characterized in that described device further includes control Molding block, the control module are connected with the binary channels switching module, for controlling the institute of the binary channels switching module State the switching state of the first switching module or second switching module.
10. a kind of radio-frequency module, which is characterized in that including：Radiofrequency signal transceiver and TDD/FDD configurable device, it is described Radiofrequency signal transceiver includes 2n radiofrequency signal transceiver channel, each described radiofrequency signal transceiver channel can be configured to It supports TDD standard or supports FDD standard, the TDD/FDD configurable device includes n binary channels switching module, each institute Stating binary channels switching module includes the first switching module and the second switching module；
First switching module includes the first emission port, the first receiving port, the first switching circuit, first filter and the One input/output end port, first switching circuit is connect with first emission port and first receiving port, and is led to It crosses the first filter to connect with first input/output end port, first emission port and first receiving end Mouth is connect with a radiofrequency signal transceiver channel for being configured as support TDD standard of the radiofrequency signal transceiver, described First input/output end port is used for for connecting first antenna, first switching module according to first switching circuit Switching state realizes the transmitting or reception of the radiofrequency signal of TDD standard；
Second switching module includes the second emission port, the second receiving port, the second switching circuit, second filter, double Work device and the second input/output end port, second switching circuit and second emission port and second receiving port Connection, and connect by the second filter with second input/output end port, and pass through the duplexer with it is described The connection of first input/output end port；Second emission port and second receiving port and radiofrequency signal transmitting-receiving are believed One of machine is configured as supporting the radiofrequency signal transceiver channel connection of TDD standard, and second input/output end port is for connecting The second antenna is connect, second switching module is used to realize penetrating for TDD standard according to the switching state of second switching circuit The transmitting or reception of frequency signal；Alternatively, second emission port and second receiving port and the radiofrequency signal are received and dispatched One of letter machine is configured as supporting the radiofrequency signal transceiver channel connection of FDD standard, and second switching module is used for basis The switching state of second switching circuit realizes the transmitting and reception of the radiofrequency signal of FDD standard.
11. radio-frequency module as claimed in claim 10, which is characterized in that the TDD/FDD configurable device is as right is wanted Seek 2 to 9 described in any item TDD/FDD configurable devices.
12. radio-frequency module as claimed in claim 11, which is characterized in that the radio-frequency module includes the first operating mode and the Two operating modes；
In this first operative mode, the radio-frequency module realize the radiofrequency signal of the TDD standard in 2n channel transmitting or It receives；
In the second mode of operation, the radio-frequency module is realized the transmitting of the radiofrequency signal of the TDD standard in n channel or is connect It receives, and realizes the transmitting and reception of the radiofrequency signal of the FDD standard in n channel.
13. radio-frequency module as claimed in claim 12, which is characterized in that in the second mode of operation, described in each The transmitting of the radiofrequency signal of the corresponding TDD standard of binary channels switching module or receive with the transmitting of the radiofrequency signal of FDD standard and Receive the antenna for sharing and connecting with first switching module.
14. radio-frequency module as claimed in claim 12, which is characterized in that in the second mode of operation, first filter Wave device is also used to that the radiofrequency signal of the corresponding FDD standard of the binary channels switching module is inhibited to believe the radio frequency of the TDD standard Number reception formed band external blocking influence.
15. radio-frequency module as claimed in claim 12, which is characterized in that in the second mode of operation, first filter Wave device be also used to inhibit the corresponding FDD standard of the binary channels switching module radiofrequency signal and TDD standard radiofrequency signal it Between received influence of the intermodulation on the radiofrequency signal of the TDD standard；The duplexer is also used to that the binary channels is inhibited to cut The intermodulation between the radiofrequency signal of the corresponding FDD standard of block and the radiofrequency signal of TDD standard is changed the mold to the radio frequency of the FDD standard The received influence of signal.
16. radio-frequency module as claimed in claim 11, which is characterized in that the first filter and the second filter are TDD filter, the duplexer are FDD duplexer.
17. a kind of communication equipment, which is characterized in that including the described in any item radio-frequency modules of such as claim 10 to 16.
18. a kind of TDD/FDD can configure method, it is applied in communication equipment as claimed in claim 17, which is characterized in that institute The method of stating includes：
The communication standard for the first radiofrequency signal transceiver channel connecting with the first switching module of binary channels switching module is obtained, and Obtain the communication standard for the second radiofrequency signal transceiver channel connecting with the second switching module of the binary channels switching module；Its In, the communication standard includes TDD standard and FDD standard；
If the communication standard of the first radiofrequency signal transceiver channel is TDD standard, the is configured in first switching module The switching state of one switching circuit, to realize the transmitting or reception of the radiofrequency signal of TDD standard by first switching module；
If the communication standard of the second radiofrequency signal transceiver channel is TDD standard, the is configured in second switching module The switching state of two switching circuits, to realize the transmitting or reception of the radiofrequency signal of TDD standard by second switching module；
If the communication standard of the second radiofrequency signal transceiver channel is FDD standard, the is configured in second switching module The switching state of two switching circuits, to realize the transmitting and reception of the radiofrequency signal of FDD standard by second switching module.
19. method as claimed in claim 18, which is characterized in that the first switching electricity in configuration first switching module The switching state on road, to realize the transmitting or reception of the radiofrequency signal of TDD standard by first switching module, including：
The first switching switch in first switching circuit is configured to establish in first switching module under the first switching state Connection relationship between the third port of first annular device and the first load, to realize TDD system by first switching module The transmitting of the radiofrequency signal of formula；Alternatively,
The first switching switch in first switching circuit is configured to establish in first switching module under the second switching state Connection relationship between the third port of first annular device and the first receiving port of first switching module, by described First switching module realizes the reception of the radiofrequency signal of TDD standard.
20. the method as described in claim 18 or 19, which is characterized in that second cuts in configuration second switching module The switching state of circuit is changed, to realize the transmitting or reception of the radiofrequency signal of TDD standard, packet by second switching module It includes：
The second switching switch in second switching circuit is configured to establish in second switching module under the first switching state Connection relationship between the third port of second circulator and the second load, to realize TDD system by second switching module The transmitting of the radiofrequency signal of formula；Alternatively,
It configures the second switching in second switching circuit to switch under the second switching state, and configures second switching circuit Middle third switching switch establishes the third port of the second circulator and institute in second switching module under the first switching state The connection relationship between the second receiving port of the second switching module is stated, to realize TDD standard by second switching module Radiofrequency signal reception.
21. the method as described in claim 18 or 19, which is characterized in that second cuts in configuration second switching module The switching state of circuit is changed, to realize the transmitting and reception of the radiofrequency signal of FDD standard, packet by second switching module It includes：
The second switching switch in second switching circuit is configured to establish in second switching module under the first switching state Connection relationship between the third port of second circulator and the second load；
It configures third switching switch in second switching circuit and establishes second switching module under the second switching state Connection relationship in second receiving port and second switching module between the second port of duplexer, to pass through described second Switching module realizes the transmitting and reception of the radiofrequency signal of FDD standard.
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