CN105827269B - A kind of radiofrequency signal R-T unit and electronic equipment - Google Patents
A kind of radiofrequency signal R-T unit and electronic equipment Download PDFInfo
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- CN105827269B CN105827269B CN201510617742.3A CN201510617742A CN105827269B CN 105827269 B CN105827269 B CN 105827269B CN 201510617742 A CN201510617742 A CN 201510617742A CN 105827269 B CN105827269 B CN 105827269B
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Abstract
The embodiment provides a kind of radiofrequency signal R-T unit and electronic equipment, the wherein radiofrequency signal R-T unit includes：Transceiver；The amplifying unit being connected with transceiver；For the first path for the first radiofrequency signal for launching the first frequency range, and first path is connected with amplifying unit；For the second path of the second radiofrequency signal for launching the second frequency range, and the second path is connected with amplifying unit；The 3rd path for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range, and the 3rd path be connected with transceiver, embodiments of the invention can realize that descending carrier polymerize in the case where reducing rf frequency device, saving fabric swatch space, reduction duplexer port requirements.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of radiofrequency signal R-T unit and electronic equipment.
Background technology
It is more and more with the fast development of global long evolving system (LTE, Long Term Evolution) network
Country all in development LTE business, but because LTE frequency ranges are more, the band bandwidth of part operator distribution is narrower, therefore carrier wave
Polymerization technique (CA, Carrier Aggregation) is arisen at the historic moment, and scattered frequency spectrum is integrated with this and data service is improved
Speed.Wherein CA is broadly divided into two kinds：Interband CA and with interior CA, different LTE frequency ranges need to enter simultaneously under interband CA patterns
Row work.Multimode multi-frequency fore device for example shown in Fig. 1, including the electronic equipment of the multimode multi-frequency fore device support first
The frequency range of the frequency range of frequency range/second/the 3rd.When being the descending CA of the frequency range of the first frequency range of frequency range+the three, antenna or more commutation need to be increased
Frequency device is answered, fabric swatch space is nervous when can so cause the multimode multi-frequency to design.Simultaneously the frequency range of the first frequency range in Fig. 1/second/
3rd frequency range is shared antenna switch designs, and a moment can only ensure one of band operation, so be likely to cause
Duplexer port number is not enough.、
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of radiofrequency signal R-T unit and electronic equipment, it is intended to solve multimode
The problem of fabric swatch space is nervous when multifrequency is designed, duplexer port number is not enough.
In order to achieve the above object, The embodiment provides a radiofrequency signal R-T unit, including：
Transceiver；
The amplifying unit being connected with transceiver；
For the first path for the first radiofrequency signal for launching the first frequency range, and first path is connected with amplifying unit；
For the second path of the second radiofrequency signal for launching the second frequency range, and the second path is connected with amplifying unit；
The 3rd path for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range, and the
Three paths are connected with transceiver.
Embodiments of the invention additionally provide a kind of electronic equipment, including above-mentioned radiofrequency signal R-T unit.
The such scheme of the present invention at least includes following beneficial effect：
In an embodiment of the present invention, the 3rd path in radiofrequency signal R-T unit can both receive the of the first frequency range
Three radiofrequency signals, can receive the 4th radiofrequency signal of the second frequency range again, when solving multimode multi-frequency design fabric swatch space it is nervous,
The problem of duplexer port number is not enough, has reached and has reduced rf frequency device, saving fabric swatch space, reduction duplexer
In the case of port requirements, the effect of descending carrier polymerization is realized.
Brief description of the drawings
Fig. 1 is the structural representation of multimode multi-frequency fore device in the prior art；
Fig. 2 is the structural representation of radiofrequency signal R-T unit in first embodiment of the invention；
Fig. 3 is the structural representation of radiofrequency signal R-T unit in second embodiment of the invention；
Fig. 4 is the structural representation of radiofrequency signal R-T unit in third embodiment of the invention；
Fig. 5 is the structural representation of radiofrequency signal R-T unit in fourth embodiment of the invention.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
First embodiment
As shown in Fig. 2 the first embodiment of the present invention provides a kind of radiofrequency signal R-T unit, radiofrequency signal transmitting-receiving
Device includes：Transceiver；The amplifying unit being connected with transceiver；For the first via for the first radiofrequency signal for launching the first frequency range
Footpath, and first path is connected with amplifying unit；For the second path of the second radiofrequency signal for launching the second frequency range, and the second tunnel
Footpath is connected with amplifying unit；And for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range
3rd path, and the 3rd path is connected with transceiver.
In the first embodiment of the present invention, above-mentioned first frequency range and the second frequency range can be respectively time division duplex (TDD,
Time Division Duplexing) wireless communication frequency band B39 (frequency range is 1880~1920 megahertzs) in LTE and wirelessly
Communications band B41 (frequency range is 2496~2690 megahertzs).
Wherein, in the first embodiment of the present invention, above-mentioned amplifying unit is a power amplifier module (the i.e. amplification of integrated switch
Unit), and the first port of the amplifying unit and the 4th port be connected with transceiver, above-mentioned first path includes：First filter
Ripple device, first switch, the first radio frequency connector and first antenna, and the first wave filter input port and amplifying unit
Two-port netwerk is connected, and the output port of the first wave filter and the first port of first switch are connected, and the second port of first switch is led to
The first radio frequency connector is crossed to be connected with first antenna.
When launching the first radiofrequency signal of the first frequency range, transceiver can export the first radiofrequency signal to amplifying unit
First port, and amplifying unit first port, after the first radiofrequency signal is received, the second port of amplifying unit can be defeated by its
Go out the input port to the first wave filter, and the input port of the first wave filter is exported in the second port for receiving amplifying unit
The first frequency range the first radiofrequency signal after, the output port of the first wave filter can export the first radiofrequency signal to first switch
First port, and then the second port of first switch the first radiofrequency signal can be exported to by the first radio frequency connector
One antenna, so as to complete the transmitting of the first radiofrequency signal.
Wherein, in the first embodiment of the present invention, above-mentioned second path includes：Second wave filter, the first combiner,
One switch, the first radio frequency connector and first antenna, and first port and the 3rd port of amplifying unit of the second wave filter
Connection, the second port of the second wave filter is connected with the first port of the first combiner, the second port of the first combiner and the
The 3rd port connection of one switch.
When launching the second radiofrequency signal of the second frequency range, transceiver can export the second radiofrequency signal to amplifying unit
First port, and amplifying unit first port, after the second radiofrequency signal is received, the 3rd port of amplifying unit can be by second
Radiofrequency signal exports the first port to the second wave filter, and the first port of the second wave filter is receiving the of amplifying unit
After second radiofrequency signal of the second frequency range of three ports output, the second port of the second wave filter can export the second radiofrequency signal
To the first port of the first combiner, and then the second radiofrequency signal can be exported and held to first by the second port of the first combiner
The 3rd port closed, the second port of last first switch can be exported the second radiofrequency signal to the by the first radio frequency connector
One antenna, so as to complete the transmitting of the second radiofrequency signal.
Wherein, in the first embodiment of the present invention, above-mentioned 3rd path includes penetrating for receiving the 3rd of the first frequency range the
The Part I of frequency signal and for the Part II for the 4th radiofrequency signal for receiving the second frequency range, wherein Part I includes：
First antenna, the first radio frequency connector, first switch, the first combiner and the 3rd wave filter, and the 3rd of the first combiner the
Port is connected with the input port of the 3rd wave filter, and the output port of the 3rd wave filter is connected with transceiver.
The process for wherein receiving the 3rd radiofrequency signal of the first frequency range is：The second port of first switch is receiving first
After 3rd radiofrequency signal of the first frequency range that antenna is exported by the first radio frequency connector, the 3rd port of first switch can be by
Three radiofrequency signals export the second port to the first combiner, and the 3rd port of the first combiner can pass through the 3rd radiofrequency signal
3rd wave filter is exported to transceiver, so as to complete the reception of the 3rd radiofrequency signal.
Part II includes：First antenna, the first radio frequency connector, first switch, the first combiner and the second filtering
Device.
The process for wherein receiving the 4th radiofrequency signal of the second frequency range is：The second port of first switch is receiving first
After 4th radiofrequency signal of the second frequency range that antenna is exported by the first radio frequency connector, the 3rd port of first switch can be by
Four radiofrequency signals export the second port to the first combiner, and the first port of the first combiner can pass through the 4th radiofrequency signal
Second wave filter exports the 3rd port to amplifying unit, and the 4th port of amplifying unit can export the 4th radiofrequency signal to receipts
Device is sent out, so as to complete the reception of the 4th radiofrequency signal.
In the first embodiment of the present invention, the 3rd path can both receive the 3rd radiofrequency signal of the first frequency range, again may be used
To receive the 4th radiofrequency signal of the second frequency range so that under the descending carrier aggregation scheme of the first frequency range and the second frequency range, penetrate
The quantity of frequency frequency device is reduced, and then fabric swatch space, reduction duplexer port requirements when saving multimode multi-frequency design.
Second embodiment
As shown in figure 3, the second embodiment of the present invention provides a kind of radiofrequency signal R-T unit, radiofrequency signal transmitting-receiving
Device includes：Transceiver；The amplifying unit being connected with transceiver；For the first via for the first radiofrequency signal for launching the first frequency range
Footpath, and first path is connected with amplifying unit；For the second path of the second radiofrequency signal for launching the second frequency range, and the second tunnel
Footpath is connected with amplifying unit；The 3rd for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range
Path, and the 3rd path is connected with transceiver, and for the 4th path of the 5th radiofrequency signal for receiving the 3rd frequency range, and the
Two paths are additionally operable to launch the 6th radiofrequency signal of the 3rd frequency range, wherein, the downstream frequency of the first frequency range covers the second frequency range
Downstream frequency, the upstream frequency of the 3rd frequency range covers the upstream frequency of the second frequency range.
In the second embodiment of the present invention, above-mentioned first frequency range, the second frequency range and the 3rd frequency range can be frequency respectively
(uplink band is 1920~1980 to the wireless communication frequency band B1 divided in duplex (FDD, Frequency Division Dual) LTE
Megahertz, band downlink is 2110~2170 megahertzs), wireless communication frequency band B4 (uplink band is 1710~1755 megahertzs,
Band downlink is 2110~2155 megahertzs) and wireless communication frequency band B3 (uplink band is 1710~1785 megahertzs, descending
Frequency range is 1805~1880 megahertzs).
Wherein, in the second embodiment of the present invention, above-mentioned first path includes：First duplexer, second switch, second
Radio frequency connector and the second antenna, and the fifth port connection of the emission port and amplifying unit of first duplexer, first pair
The first port of the antenna port of work device and second switch is connected, the second port of second switch by the second radio frequency connector with
Second antenna is connected.
When launching the first radiofrequency signal of the first frequency range, transceiver can export the first radiofrequency signal to amplifying unit,
And amplifying unit, after the first radiofrequency signal is received, the fifth port of amplifying unit can export the first radiofrequency signal to first
The emission port of duplexer, and the first frequency that the emission port of first duplexer is exported in the fifth port for receiving amplifying unit
After first radiofrequency signal of section, the antenna port of first duplexer can export the first radiofrequency signal the first end to second switch
Mouthful, the second port of second switch can be exported the first radiofrequency signal to the second antenna by the second radio frequency connector, so that complete
Into the transmitting of the first radiofrequency signal.
Wherein, in the second embodiment of the present invention, above-mentioned second path includes：Second duplexer, the 3rd switch, the 3rd
Radio frequency connector and third antenna, and the 6th port connection of the emission port and amplifying unit of the second duplexer, second pair
The antenna port of work device be connected with the first port of the 3rd switch, the second port of the 3rd switch by the 3rd radio frequency connector and
Third antenna is connected.
When launching six radiofrequency signal of the second radiofrequency signal of the second frequency range or the 3rd frequency range, transceiver can be by second
Radiofrequency signal or the 6th radiofrequency signal are exported to amplifying unit, and amplifying unit is receiving the second radiofrequency signal or the 6th radio frequency
After signal, the 6th port of amplifying unit can export the second radiofrequency signal or the 6th radiofrequency signal the transmitting to the second duplexer
Port, and the second radio frequency of the second frequency range that the emission port of the second duplexer is exported in the 6th port for receiving amplifying unit
After 6th radiofrequency signal of signal or the 3rd frequency range, the antenna port of the second duplexer can be by the second radiofrequency signal or the 6th radio frequency
Signal output gives the first port of the 3rd switch, and the second port of the 3rd switch can be by the second radiofrequency signal or the 6th radiofrequency signal
Exported by the 3rd radio frequency connector to third antenna, so as to complete the transmitting of the second radiofrequency signal or the 6th radiofrequency signal.
Wherein, in the second embodiment of the present invention, above-mentioned 3rd path includes：First duplexer, second switch, second
Radio frequency connector and the second antenna, and the receiving port of first duplexer is connected with transceiver.
The process for wherein receiving the 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range is：Second opens
The second port of pass receive the 3rd radiofrequency signal of the first frequency range that the second antenna is exported by the second radio frequency connector or
After 4th radiofrequency signal of the second frequency range, the first port of second switch can export the 3rd radiofrequency signal or the 4th radiofrequency signal
To the antenna port of first duplexer, the receiving port of first duplexer can export the 3rd radiofrequency signal or the 4th radiofrequency signal
To transceiver, so as to complete the reception of the 3rd radiofrequency signal or the 4th radiofrequency signal.
Wherein, in the second embodiment of the present invention, above-mentioned 4th path includes：Second duplexer, the 3rd switch, the 3rd
Radio frequency connector and third antenna, and the receiving port of the second duplexer is connected with transceiver.
The process of the 5th radiofrequency signal for wherein receiving the 3rd frequency range is：The second port of 3rd switch is receiving the 3rd
After 5th radiofrequency signal of the 3rd frequency range that antenna is exported by the 3rd radio frequency connector, the first port of the 3rd switch can be by the
Five radiofrequency signals export the antenna port to the second duplexer, and the receiving port of the second duplexer can export the 5th radiofrequency signal
To transceiver, so as to complete the reception of the 5th radiofrequency signal.
In the second embodiment of the present invention, as long as the second antenna and third antenna work simultaneously, it just can realize and save
The rf frequency device purpose related to the second frequency range, fabric swatch space, reduction duplexer when reaching saving multimode multi-frequency design
The effect of port requirements.
In the second embodiment of the present invention, the second path can both launch the second radiofrequency signal of the second frequency range, again may be used
To launch the 6th radiofrequency signal of the 3rd frequency range, the 3rd path can both receive the 3rd radiofrequency signal of the first frequency range, again can be with
Receive the 4th radiofrequency signal of the second frequency range, i.e. the second radiofrequency signal of the second frequency range can be by for launching the 3rd frequency range
The 6th radiofrequency signal the second outlet openings, the 4th radiofrequency signal of the second frequency range can be by for receiving the first frequency range
3rd path of the 3rd radiofrequency signal is received so that under the descending carrier aggregation scheme of the first frequency range and the 3rd frequency range, radio frequency
The quantity of frequency device is reduced (herein equivalent to eliminate the rf frequency device related to the second frequency range), and then saves
Fabric swatch space, reduction duplexer port requirements when multimode multi-frequency is designed.
3rd embodiment
As shown in figure 4, the third embodiment of the present invention provides a kind of radiofrequency signal R-T unit, radiofrequency signal transmitting-receiving
Device includes：Transceiver；The amplifying unit being connected with transceiver；For the first via for the first radiofrequency signal for launching the first frequency range
Footpath, and first path is connected with amplifying unit；For the second path of the second radiofrequency signal for launching the second frequency range, and the second tunnel
Footpath is connected with amplifying unit；The 3rd for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range
Path, and the 3rd path is connected with transceiver, and for the 4th path of the 5th radiofrequency signal for receiving the 3rd frequency range, and the
Two paths are additionally operable to launch the 6th radiofrequency signal of the 3rd frequency range, wherein, the downstream frequency of the first frequency range covers the second frequency range
Downstream frequency, the upstream frequency of the 3rd frequency range covers the upstream frequency of the second frequency range.
In the third embodiment of the present invention, above-mentioned first frequency range, the second frequency range and the 3rd frequency range can be frequency respectively
(uplink band is 1920~1980 to the wireless communication frequency band B1 divided in duplex (FDD, Frequency Division Dual) LTE
Megahertz, band downlink is 2110~2170 megahertzs), wireless communication frequency band B4 (uplink band is 1710~1755 megahertzs,
Band downlink is 2110~2155 megahertzs) and wireless communication frequency band B3 (uplink band is 1710~1785 megahertzs, descending
Frequency range is 1805~1880 megahertzs).
Wherein, in the third embodiment of the present invention, above-mentioned first path includes：3rd duplexer, the 4th switch, the 4th
Radio frequency connector and the 4th antenna, and the 7th port connection of the emission port and amplifying unit of the 3rd duplexer, the 3rd pair
The antenna port of work device be connected with the first port of the 4th switch, the second port of the 4th switch by the 4th radio frequency connector and
4th antenna is connected.
When launching the first radiofrequency signal of the first frequency range, transceiver can export the first radiofrequency signal to amplifying unit,
And amplifying unit, after the first radiofrequency signal is received, the 7th port of amplifying unit can export the first radiofrequency signal to the 3rd
The emission port of duplexer, and the first frequency that the emission port of the 3rd duplexer is exported in the 7th port for receiving amplifying unit
After first radiofrequency signal of section, the antenna port of the 3rd duplexer can export the first radiofrequency signal the first end to the 4th switch
Mouthful, the second port of the 4th switch can be exported the first radiofrequency signal to the 4th antenna by the 4th radio frequency connector, so that complete
Into the transmitting of the first radiofrequency signal.
Wherein, in the third embodiment of the present invention, above-mentioned second path includes：4th duplexer, the 4th switch, the 4th
Radio frequency connector and the 4th antenna, and the 8th port connection of the emission port and amplifying unit of the 4th duplexer, the 4th pair
The antenna port of work device is connected with the 3rd port of the 4th switch.
When launching six radiofrequency signal of the second radiofrequency signal of the second frequency range or the 3rd frequency range, transceiver can be by second
Radiofrequency signal or the 6th radiofrequency signal are exported to amplifying unit, and amplifying unit is receiving the second radiofrequency signal or the 6th radio frequency
After signal, the 8th port of amplifying unit can export the second radiofrequency signal or the 6th radiofrequency signal the transmitting to the 4th duplexer
Port, and the second radio frequency of the second frequency range that the emission port of the 4th duplexer is exported in the 8th port for receiving amplifying unit
After 6th radiofrequency signal of signal or the 3rd frequency range, the antenna port of the 4th duplexer can be by the second radiofrequency signal or the 6th radio frequency
Signal output gives the 3rd port of the 4th switch, and the second port of the 4th switch can be by the second radiofrequency signal or the 6th radiofrequency signal
Exported by the 4th radio frequency connector to the 4th antenna, so as to complete the transmitting of the second radiofrequency signal or the 6th radiofrequency signal.
Wherein, in the third embodiment of the present invention, above-mentioned 3rd path includes：5th antenna, the 5th radio frequency connector,
Transmission unit, the 3rd wave filter and the 5th switch, and the 5th antenna pass through the 5th radio frequency connector and transmission unit first
Port is connected, and the second port of transmission unit is connected with the first port of the 3rd wave filter, the second port of the 3rd wave filter and
The first port connection of 5th switch, the second port of the 5th switch is connected with transceiver.
The process for wherein receiving the 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range is：Transmission is single
Member first port receive the 3rd radiofrequency signal of the first frequency range that the 5th antenna is exported by the 5th radio frequency connector or
After 4th radiofrequency signal of the second frequency range, the second port of transmission unit can export the 3rd radiofrequency signal or the 4th radiofrequency signal
To the first port of the 3rd wave filter, the second port of the 3rd wave filter can export the 3rd radiofrequency signal or the 4th radiofrequency signal
To the first port of the 5th switch, the second port of the 5th switch can export the 3rd radiofrequency signal or the 4th radiofrequency signal to receipts
Device is sent out, so as to complete the reception of the 3rd radiofrequency signal or the 4th radiofrequency signal.
Wherein, in the third embodiment of the present invention, there are two kinds of implementations in above-mentioned 4th path, wherein in the first reality
The 4th path includes in existing mode：4th antenna, the 4th radio frequency connector, the 4th switch, the 4th duplexer and the 5th switch,
And the 4th the receiving port of duplexer be connected with the 3rd port of the 5th switch, and the 4th port and the transceiver company of the 5th switch
Connect.
The process of the 5th radiofrequency signal for wherein receiving the 3rd frequency range is：The second port of 4th switch is receiving the 4th
After 5th radiofrequency signal of the 3rd frequency range that antenna is exported by the 4th radio frequency connector, the 3rd port of the 4th switch can be by the
Five radiofrequency signals export the antenna port to the 4th duplexer, and the receiving port of the 4th duplexer can export the 5th radiofrequency signal
To the 3rd port of the 5th switch, the 4th port of the 5th switch can export the 5th radiofrequency signal to transceiver, so as to complete
The reception of 5th radiofrequency signal.
Wherein, in the third embodiment of the present invention, the 4th path includes in second of implementation：5th antenna,
5th radio frequency connector, transmission unit, the 3rd wave filter and the 5th are switched, and the 3rd port of the 3rd wave filter is opened with the 5th
The fifth port connection of pass.
The process of the 5th radiofrequency signal for wherein receiving the 3rd frequency range is：The first port of transmission unit is receiving the 5th
After 5th radiofrequency signal of the 3rd frequency range that antenna is exported by the 5th radio frequency connector, the second port of transmission unit can be by
Five radiofrequency signals export the first port to the 3rd wave filter, and the 3rd port of the 3rd wave filter can export the 5th radiofrequency signal
To the fifth port of the 5th switch, the 4th port of the 5th switch can export the 5th radiofrequency signal to transceiver, so as to complete
The reception of 5th radiofrequency signal.
Wherein, in the third embodiment of the present invention, above-mentioned radiofrequency signal R-T unit also includes：For receiving the first frequency
5th path of the 3rd radiofrequency signal of section, and the 5th path includes：4th antenna, the 4th radio frequency connector, the 4th switch,
3rd duplexer and the 5th switch, and the receiving port of the 3rd duplexer with the 5th switch the 6th port be connected.
The process for wherein receiving the 3rd radiofrequency signal of the first frequency range is：The second port of 4th switch is receiving the 4th
After 3rd radiofrequency signal of the first frequency range that antenna is exported by the 4th radio frequency connector, the first port of the 4th switch can be by the
Three radiofrequency signals export the antenna port to the 3rd duplexer, and the receiving port of the 3rd duplexer can export the 3rd radiofrequency signal
To the 6th port of the 5th switch, the second port of the 5th switch can export the 3rd radiofrequency signal to transceiver, so as to complete
The reception of 3rd radiofrequency signal.
In the third embodiment of the present invention, above-mentioned 3rd wave filter is double filter.
In the third embodiment of the present invention, transmission unit is the second combiner or the 6th switch.It should be noted that
If the 5th antenna is independent reception antenna, transmission unit can be saved, if on the contrary, the 5th antenna is total to other antennas
With cannot then save transmission unit.
In the third embodiment of the present invention, when transceiver is the single-termination time receiving, the 5th switch can be single-pole double-throw switch (SPDT)
Or double-point double-throw switch.And when being received when transceiver to check the mark, the DPDT that the 5th switch is changed to two difference forms is opened
Close, correspondingly, the 3rd duplexer and the 4th duplexer need to change the duplexer of difference form into.
In the third embodiment of the present invention, in normal mode or with interior descending carrier aggregation scheme, in order to reduce
Insertion Loss, the radiofrequency signal of the first frequency range can directly walk first path and the 5th path, and the radiofrequency signal of the 3rd frequency range can be straight
Connect away the second path and the 4th path being made up of the 4th antenna, the 4th switch, the 4th duplexer and the 5th switch.And
Under the interband descending carrier aggregation scheme of one frequency range and the 3rd frequency range, the radiofrequency signal of the first frequency range is except walking first path and
Outside five paths, the 3rd path can also be walked, the radiofrequency signal of the 3rd frequency range except can walk the second path and by the 4th antenna,
Outside the 4th path that 4th switch, the 4th duplexer and the 5th switch are constituted, it can also walk single by the 5th antenna, transmission
The 4th path that member, the 3rd wave filter and the 5th switch are constituted.
In the third embodiment of the present invention, the 5th antenna can be shared with other miniature antennas, such as Wireless Fidelity
(WIFI, Wireless Fidelity) multi-input multi-output system (MIMO, Multiple-Input Multiple-Out-
Put slave antenna).
In the third embodiment of the present invention, the second path can both launch the second radiofrequency signal of the second frequency range, again may be used
To launch the 6th radiofrequency signal of the 3rd frequency range, the 3rd path can both receive the 3rd radiofrequency signal of the first frequency range, again can be with
Receive the 4th radiofrequency signal of the second frequency range, i.e. the second radiofrequency signal of the second frequency range can be by for launching the 3rd frequency range
The 6th radiofrequency signal the second outlet openings, the 4th radiofrequency signal of the second frequency range can be by for receiving the first frequency range
3rd path of the 3rd radiofrequency signal is received so that under the descending carrier aggregation scheme of the first frequency range and the 3rd frequency range, radio frequency
The quantity of frequency device is reduced (herein equivalent to eliminate the rf frequency device related to the second frequency range), and then saves
Fabric swatch space, reduction duplexer port requirements when multimode multi-frequency is designed.
Fourth embodiment
As shown in figure 5, the fourth embodiment of the present invention provides a kind of radiofrequency signal R-T unit, radiofrequency signal transmitting-receiving
Device includes：Transceiver；The amplifying unit being connected with transceiver；For the first via for the first radiofrequency signal for launching the first frequency range
Footpath, and first path is connected with amplifying unit；For the second path of the second radiofrequency signal for launching the second frequency range, and the second tunnel
Footpath is connected with amplifying unit；The 3rd for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range
Path, and the 3rd path is connected with transceiver, and for the 4th path of the 5th radiofrequency signal for receiving the 3rd frequency range, and the
Two paths are additionally operable to launch the 6th radiofrequency signal of the 3rd frequency range, wherein, the downstream frequency of the first frequency range covers the second frequency range
Downstream frequency, the upstream frequency of the 3rd frequency range covers the upstream frequency of the second frequency range.
In the fourth embodiment of the present invention, above-mentioned first frequency range, the second frequency range and the 3rd frequency range can be frequency respectively
(uplink band is 1920~1980 to the wireless communication frequency band B1 divided in duplex (FDD, Frequency Division Dual) LTE
Megahertz, band downlink is 2110~2170 megahertzs), wireless communication frequency band B4 (uplink band is 1710~1755 megahertzs,
Band downlink is 2110~2155 megahertzs) and wireless communication frequency band B3 (uplink band is 1710~1785 megahertzs, descending
Frequency range is 1805~1880 megahertzs).
Wherein, in the fourth embodiment of the present invention, above-mentioned first path includes：Four work devices, the 7th switch, the 6th radio frequency
Connector and the 6th antenna, and first port and the 9th port connection of amplifying unit of four work devices, the second end of four work devices
Mouth is connected with the first port of the 7th switch, and the second port of the 7th switch passes through the 6th radio frequency connector and the 6th antenna connects
Connect.
When launching the first radiofrequency signal of the first frequency range, transceiver can export the first radiofrequency signal to amplifying unit,
And amplifying unit, after the first radiofrequency signal is received, the 9th port of amplifying unit can export the first radiofrequency signal to four works
The first port of device, and the first of the first frequency range that the first port of four work devices is exported in the 9th port for receiving amplifying unit
After radiofrequency signal, the second port of four work devices can export the first radiofrequency signal the first port to the 7th switch, the 7th switch
The second port of meeting can be exported the first radiofrequency signal to the 6th antenna by the 6th radio frequency connector, so as to complete the first radio frequency
The transmitting of signal.
Wherein, in the fourth embodiment of the present invention, above-mentioned second path includes：Four work devices, the 7th switch, the 6th radio frequency
Connector and the 6th antenna, and the 3rd port and the tenth port connection of amplifying unit of four work devices.
When launching six radiofrequency signal of the second radiofrequency signal of the second frequency range or the 3rd frequency range, transceiver can be by second
Radiofrequency signal or the 6th radiofrequency signal are exported to amplifying unit, and amplifying unit is receiving the second radiofrequency signal or the 6th radio frequency
After signal, the tenth port of amplifying unit can export the second radiofrequency signal or the 6th radiofrequency signal at the 3rd end to four work devices
Mouthful, and the 3rd port of four work devices receive amplifying unit the tenth port export the second frequency range the second radiofrequency signal or
After 6th radiofrequency signal of the 3rd frequency range, the second ports of four work devices the second radiofrequency signal or the 6th radiofrequency signal can be exported to
Second radiofrequency signal or the 6th radiofrequency signal can be passed through the 6th by the first port of the 7th switch, the second port of the 7th switch meeting
Radio frequency connector is exported to the 6th antenna, so as to complete the transmitting of the second radiofrequency signal or the 6th radiofrequency signal.
Wherein, in the fourth embodiment of the present invention, above-mentioned 3rd path includes：6th antenna, the 6th radio frequency connector,
7th is switched and four work devices, and the 4th port of four work devices is connected with transceiver.
The process for wherein receiving the 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range is：7th opens
The second port of pass receive the 3rd radiofrequency signal of the first frequency range that the 6th antenna is exported by the 6th radio frequency connector or
After 4th radiofrequency signal of the second frequency range, the first port of the 7th switch can export the 3rd radiofrequency signal or the 4th radiofrequency signal
To the second port of four work devices, the 4th port of four work devices can export the 3rd radiofrequency signal or the 4th radiofrequency signal to transmitting-receiving
Device, so as to complete the reception of the 3rd radiofrequency signal or the 4th radiofrequency signal.
Wherein, in the fourth embodiment of the present invention, above-mentioned 4th path includes：6th antenna, the 6th radio frequency connector,
7th is switched and four work devices, and the fifth port of four work devices is connected with transceiver.
The process of the 5th radiofrequency signal for wherein receiving the 3rd frequency range is：The second port of 7th switch is receiving the 6th
After 5th radiofrequency signal of the 3rd frequency range that antenna is exported by the 6th radio frequency connector, the first port of the 7th switch can be by the
Five radiofrequency signals export the second port to four work devices, and fifth port can export the 5th radiofrequency signal to transceiver, so that complete
Into the reception of the 5th radiofrequency signal.
In the fourth embodiment of the present invention, realized by a four work devices and the first frequency is supported on same electronic equipment
The transmitting-receiving work of section, the second frequency range and the 3rd frequency range, and support the interband descending carrier of the first frequency range and the 3rd frequency range to gather simultaneously
Close and intralband carrier aggregation pattern, realize the purpose for the quantity for reducing rf frequency device, reached that saving multimode multi-frequency is set
Timing fabric swatch space, the effect for reducing duplexer port requirements.
In four embodiment of the invention, the second path can both launch the second radiofrequency signal of the second frequency range, can send out again
The 6th radiofrequency signal of the 3rd frequency range is penetrated, the 3rd path can both receive the 3rd radiofrequency signal of the first frequency range, can receive again
4th radiofrequency signal of the second frequency range, i.e. the second radiofrequency signal of the second frequency range can be by for launching the of the 3rd frequency range
Second outlet openings of six radiofrequency signals, the 4th radiofrequency signal of the second frequency range can be by for receiving the 3rd of the first frequency range
3rd path of radiofrequency signal is received so that under the descending carrier aggregation scheme of the first frequency range and the 3rd frequency range, rf frequency
The quantity of device is reduced (herein equivalent to eliminate the rf frequency device related to the second frequency range), and then saves multimode
Fabric swatch space, reduction duplexer port requirements when multifrequency is designed.
5th embodiment
The fifth embodiment of the present invention provides a kind of electronic equipment, including above-mentioned radiofrequency signal R-T unit.
It should be noted that the electronic equipment that fifth embodiment of the invention is provided is to include above-mentioned radiofrequency signal R-T unit
Electronic equipment, i.e., all embodiments of above-mentioned radiofrequency signal R-T unit are applied to the device, and can reach it is identical or
Similar beneficial effect.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (19)
1. a kind of radiofrequency signal R-T unit, it is characterised in that including：
Transceiver；
The amplifying unit being connected with the transceiver；
For the first path for the first radiofrequency signal for launching the first frequency range, and the first path and the amplifying unit connect
Connect；
For the second path of the second radiofrequency signal for launching the second frequency range, and second path and the amplifying unit connect
Connect；
The 3rd path for receiving the 3rd radiofrequency signal of the first frequency range and the 4th radiofrequency signal of the second frequency range, and described the
Three paths are connected with the transceiver；
The radiofrequency signal R-T unit also includes：For the 4th path of the 5th radiofrequency signal for receiving the 3rd frequency range, and institute
The 6th radiofrequency signal that the second path is additionally operable to launch the 3rd frequency range is stated, wherein, the downstream frequency of first frequency range covers
The downstream frequency of second frequency range is covered, the upstream frequency of the 3rd frequency range covers the upstream frequency of second frequency range.
2. radiofrequency signal R-T unit as claimed in claim 1, it is characterised in that the first path includes：First duplex
Device, second switch, the second radio frequency connector and the second antenna, and the emission port of the first duplexer and the amplification are single
The fifth port connection of member, the antenna port of the first duplexer is connected with the first port of the second switch, and described the
The second port of two switches is connected by second radio frequency connector with the second antenna,
The first frequency range that the emission port of wherein described first duplexer is exported in the fifth port for receiving the amplifying unit
The first radiofrequency signal after, the antenna port of the first duplexer exports the first radiofrequency signal to the second switch
Single port, the second port of the second switch exports first radiofrequency signal to by second radio frequency connector
Two antennas.
3. radiofrequency signal R-T unit as claimed in claim 2, it is characterised in that second path includes：Second duplex
Device, the 3rd switch, the 3rd radio frequency connector and third antenna, and the emission port of second duplexer and the amplification are single
The 6th port connection of member, the antenna port of second duplexer is connected with the described 3rd first port switched, and described the
The second port of three switches is connected by the 3rd radio frequency connector with third antenna,
The second frequency range that the emission port of wherein described second duplexer is exported in the 6th port for receiving the amplifying unit
The second radiofrequency signal or the 3rd frequency range the 6th radiofrequency signal after, the antenna port of second duplexer is penetrated described second
Frequency signal or the 6th radiofrequency signal export the first port to the 3rd switch, and the second port of the 3rd switch is by the second radio frequency
Signal or the 6th radiofrequency signal are exported to third antenna by the 3rd radio frequency connector.
4. radiofrequency signal R-T unit as claimed in claim 3, it is characterised in that the 3rd path includes：First duplex
Device, second switch, the second radio frequency connector and the second antenna, and the receiving port of the first duplexer and the transceiver
Connection,
The second port of wherein described second switch is exported by second radio frequency connector receiving second antenna
The 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range after, the first port of the second switch is by
Three radiofrequency signals or the 4th radiofrequency signal export the antenna port to the first duplexer, the receiving terminal of the first duplexer
Mouth exports the 3rd radiofrequency signal or the 4th radiofrequency signal to the transceiver.
5. radiofrequency signal R-T unit as claimed in claim 4, it is characterised in that the 4th path includes：Second duplex
Device, the 3rd switch, the 3rd radio frequency connector and third antenna, and the receiving port and the transceiver of second duplexer
Connection,
The second port of wherein described 3rd switch is exported by the 3rd radio frequency connector receiving the third antenna
The 3rd frequency range the 5th radiofrequency signal after, it is described 3rd switch first port the 5th radiofrequency signal is exported to described
The antenna port of second duplexer, the receiving port of second duplexer exports the 5th radiofrequency signal to the transmitting-receiving
Device.
6. radiofrequency signal R-T unit as claimed in claim 1, it is characterised in that the first path includes：3rd duplex
Device, the 4th switch, the 4th radio frequency connector and the 4th antenna, and the emission port of the 3rd duplexer and the amplification are single
The 7th port connection of member, the antenna port of the 3rd duplexer is connected with the described 4th first port switched, and described the
The second port of four switches is connected by the 4th radio frequency connector with the 4th antenna,
The first frequency range that the emission port of wherein described 3rd duplexer is exported in the 7th port for receiving the amplifying unit
The first radiofrequency signal after, the antenna port of the 3rd duplexer exports first radiofrequency signal to the 4th switch
First port, it is described 4th switch second port first radiofrequency signal is exported by the 4th radio frequency connector
To the 4th antenna.
7. radiofrequency signal R-T unit as claimed in claim 6, it is characterised in that second path includes：4th duplex
Device, the 4th switch, the 4th radio frequency connector and the 4th antenna, and the emission port of the 4th duplexer and the amplification are single
The 8th port connection of member, the antenna port of the 4th duplexer is connected with the 3rd port of the described 4th switch,
The second frequency range that the emission port of wherein described 4th duplexer is exported in the 8th port for receiving the amplifying unit
The second radiofrequency signal or the 3rd frequency range the 6th radiofrequency signal after, the antenna port of the 4th duplexer is penetrated described second
Frequency signal or the 6th radiofrequency signal export the 3rd port to the described 4th switch, and the second port of the 4th switch is by second
Radiofrequency signal or the 6th radiofrequency signal are exported to the 4th antenna by the 4th radio frequency connector.
8. radiofrequency signal R-T unit as claimed in claim 7, it is characterised in that the 3rd path includes：5th antenna,
5th radio frequency connector, transmission unit, the 3rd wave filter and the 5th switch, and the 5th antenna passes through the 5th radio frequency
Connector is connected with the first port of the transmission unit, and the of the second port of the transmission unit and the 3rd wave filter
Single port is connected, and the second port of the 3rd wave filter is connected with the first port of the described 5th switch, the 5th switch
Second port be connected with the transceiver,
The first port of wherein described transmission unit is exported by the 5th radio frequency connector receiving the 5th antenna
The 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range after, the second port of the transmission unit is by
Three radiofrequency signals or the 4th radiofrequency signal export the first port to the 3rd wave filter, the second end of the 3rd wave filter
Mouth exports the 3rd radiofrequency signal or the 4th radiofrequency signal the first port to the described 5th switch, the second of the 5th switch
Port exports the 3rd radiofrequency signal or the 4th radiofrequency signal to the transceiver.
9. radiofrequency signal R-T unit as claimed in claim 8, it is characterised in that the transmission unit be the second combiner or
Person the 6th switchs.
10. radiofrequency signal R-T unit as claimed in claim 9, the 3rd wave filter is double filter.
11. radiofrequency signal R-T unit as claimed in claim 10, it is characterised in that the 4th path includes：4th day
Line, the 4th radio frequency connector, the 4th switch, the 4th duplexer and the 5th switch, and the receiving port of the 4th duplexer
It is connected with the 3rd port of the described 5th switch, and the 4th port of the 5th switch is connected with the transceiver,
The second port of wherein described 4th switch is exported by the 4th radio frequency connector receiving the 4th antenna
The 3rd frequency range the 5th radiofrequency signal after, it is described 4th switch the 3rd port the 5th radiofrequency signal is exported to described
The antenna port of 4th duplexer, the receiving port of the 4th duplexer exports the 5th radiofrequency signal to the described 5th
3rd port of switch, the 4th port of the 5th switch exports the 5th radiofrequency signal to the transceiver.
12. radiofrequency signal R-T unit as claimed in claim 10, it is characterised in that the 4th path includes：5th day
Line, the 5th radio frequency connector, transmission unit, the 3rd wave filter and the 5th switch, and the 3rd port of the 3rd wave filter
It is connected with the fifth port of the described 5th switch,
The first port of wherein described transmission unit is exported by the 5th radio frequency connector receiving the 5th antenna
The 3rd frequency range the 5th radiofrequency signal after, the second port of the transmission unit exports the 5th radiofrequency signal to described
The first port of 3rd wave filter, the 3rd port of the 3rd wave filter exports the 5th radiofrequency signal to the described 5th
The fifth port of switch, the 4th port of the 5th switch exports the 5th radiofrequency signal to the transceiver.
13. radiofrequency signal R-T unit as claimed in claim 6, it is characterised in that the radiofrequency signal R-T unit is also wrapped
Include：For the 5th path of the 3rd radiofrequency signal for receiving the first frequency range, the 5th path includes：4th antenna, the 4th penetrate
Frequency connector, the 4th switch, the 3rd duplexer and the 5th switch, and the receiving port and the described 5th of the 3rd duplexer
The 6th port connection of switch,
The second port of wherein described 4th switch is exported by the 4th radio frequency connector receiving the 4th antenna
The first frequency range the 3rd radiofrequency signal after, it is described 4th switch first port the 3rd radiofrequency signal is exported to described
The antenna port of 3rd duplexer, the receiving port of the 3rd duplexer exports the 3rd radiofrequency signal to the described 5th
6th port of switch, the second port of the 5th switch exports the 3rd radiofrequency signal to the transceiver.
14. the radiofrequency signal R-T unit as described in claim 8 or 11 or 12 or 13, it is characterised in that the 5th switch
For single-pole double-throw switch (SPDT) or double-point double-throw switch.
15. radiofrequency signal R-T unit as claimed in claim 1, it is characterised in that the first path includes：Four work devices,
The of the first port of 7th switch, the 6th radio frequency connector and the 6th antenna, and the four works device and the amplifying unit
Nine ports are connected, and the second port of the four works device is connected with the first port of the described 7th switch, the described 7th switch the
Two-port netwerk is connected by the 6th radio frequency connector with the 6th antenna,
The of the first frequency range that the first port of wherein described four works device is exported in the 9th port for receiving the amplifying unit
After one radiofrequency signal, the second port of the four works device exports first radiofrequency signal first end to the described 7th switch
Mouthful, the second port of the 7th switch exports first radiofrequency signal to described the by the 6th radio frequency connector
Six antennas.
16. radiofrequency signal R-T unit as claimed in claim 15, it is characterised in that second path includes：Four work devices,
The of 3rd port of the 7th switch, the 6th radio frequency connector and the 6th antenna, and the four works device and the amplifying unit
Ten ports are connected,
The of the second frequency range that 3rd port of wherein described four works device is exported in the tenth port for receiving the amplifying unit
After 6th radiofrequency signal of two radiofrequency signals or the 3rd frequency range, the second port of the four works device by second radiofrequency signal or
6th radiofrequency signal exports the first port to the described 7th switch, and the second port of the 7th switch is by second radio frequency
Signal or the 6th radiofrequency signal are exported to the 6th antenna by the 6th radio frequency connector.
17. radiofrequency signal R-T unit as claimed in claim 16, it is characterised in that the 3rd path includes：6th day
Line, the 6th radio frequency connector, the 7th are switched and four work devices, and the 4th port of the four works device is connected with the transceiver,
The second port of wherein described 7th switch is exported by the 6th radio frequency connector receiving the 6th antenna
The 3rd radiofrequency signal of the first frequency range or the 4th radiofrequency signal of the second frequency range after, the first port of the 7th switch is by institute
State the 3rd radiofrequency signal or the 4th radiofrequency signal exports second port to the four works device, the 4th port of the four works device will
3rd radiofrequency signal or the 4th radiofrequency signal are exported to the transceiver.
18. radiofrequency signal R-T unit as claimed in claim 17, it is characterised in that the 4th path includes：6th day
Line, the 6th radio frequency connector, the 7th are switched and four work devices, and the fifth port of the four works device is connected with the transceiver,
The second port of wherein described 7th switch is exported by the 6th radio frequency connector receiving the 6th antenna
The 3rd frequency range the 5th radiofrequency signal after, it is described 7th switch first port the 5th radiofrequency signal is exported to described
The second port of four work devices, the fifth port exports the 5th radiofrequency signal to the transceiver.
19. a kind of electronic equipment, it is characterised in that receive and dispatch dress including the radiofrequency signal as described in any one of claim 1~18
Put.
Priority Applications (1)
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| CN201510617742.3A CN105827269B (en) | 2015-09-24 | 2015-09-24 | A kind of radiofrequency signal R-T unit and electronic equipment |
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| CN201510617742.3A CN105827269B (en) | 2015-09-24 | 2015-09-24 | A kind of radiofrequency signal R-T unit and electronic equipment |
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| CN105827269B true CN105827269B (en) | 2017-08-15 |
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