CN107612577A - A kind of channel selecting system, method and electronic equipment - Google Patents
A kind of channel selecting system, method and electronic equipment Download PDFInfo
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- CN107612577A CN107612577A CN201710886233.XA CN201710886233A CN107612577A CN 107612577 A CN107612577 A CN 107612577A CN 201710886233 A CN201710886233 A CN 201710886233A CN 107612577 A CN107612577 A CN 107612577A
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Abstract
The invention discloses a kind of channel selecting system, method and electronic equipment, channel selecting system includes control module, the first channel selection block, second channel selecting module and the 3rd channel selection block；First channel selection block includes the first signal transmitting and receiving link for working in the first working channel, second channel selecting module includes the changeable secondary signal receiving-transmitting chain for working in the first working channel or working in the second working channel, and the 3rd channel selection block includes changeable the 3rd signal transmitting and receiving link for working in the second working channel or working in the first working channel；First working channel includes non-Radar channel, and the second working channel includes Radar channel.The channel selecting system of the embodiment of the present invention can effectively solve the problems, such as that data-transmission interruptions occur when detecting radar signal for existing scheme, improve wireless network reliability and Consumer's Experience.
Description
Technical field
The present invention relates to electronic circuit technology field, more particularly to a kind of channel selecting system, method and electronic equipment.
Background technology
Due to Radar channel be present in 5G frequency ranges, when wireless device uses these channels, it is necessary to which detecting at any time is wherein
It is no radar signal to be present, and when detecting radar signal, equipment is stopped to be avoided to radar signal.This side
Formula can cause wireless network transmissions to interrupt, and reduce the reliability of wireless network.
As described in Figure 1, its be the channel selecting system that prior art provides structural representation, including CPU
100th, low frequency band cells 101, front end unit 1011, filter unit 1012, antenna 1013, high frequency tape cell 102, front end unit
1021st, filter unit 1022 and antenna 1023.
The CPU 100 is connected between the low frequency band cells 101 and the high frequency tape cell 102, institute
The output end for stating low frequency band cells 101 connects the input of the front end unit 1011, the input of the low frequency band cells 101
Connect the output end of the front end unit 1011, the filter unit 1012 be connected to the front end unit 1011 transmission end and
Between the antenna 1013, the output end of the high frequency tape cell 102 connects the input of the front end unit 1021, the height
The input of bands unit 102 connects the output end of the front end unit 1021, the filter unit 1022 be connected to it is described before
Between the transmission end of end unit 1021 and the antenna 1023.
Under normal operating conditions, the low frequency band cells 101 work in the Slave patterns that non-Radar channel is in DFS
It is responsible for carrying out data transmission with Gateway, the high frequency tape cell 102 works in the Master moulds that Radar channel is in DFS
Formula is responsible for detecting the data transfer between the radar signal and control wireless network and client in Radar channel；The high frequency band
Unit 102 detects in Radar channel that radar signal be present then sends interrupt signal to the CPU 100, now institute
Stating CPU 100 controls the high frequency tape cell 102 to stop sending data, and the letter was not used in 30 minutes
Road；When again detect Radar channel in other working channels whether have radar signal, during its detection time is at least 60 seconds
The high frequency tape cell 102 stops sending signal；The high frequency tape cell 102 is sent if not having radar signal in the channel
Recovering signal to the CPU 100, the CPU 100 controls the high frequency tape cell 102 to recover just
Often work.
It can be seen that when radar signal be present, the channel selecting system of prior art when detecting radar signal due to that can make
Data-transmission interruptions, therefore it is unstable to cause wireless network, reduces Consumer's Experience.
The content of the invention
It is an object of the invention to provide a kind of channel selecting system, can effectively solve existing scheme when detecting radar signal
The problem of data-transmission interruptions occur, improve wireless network reliability and Consumer's Experience.
To achieve the above object, the embodiments of the invention provide a kind of channel selecting system, including control module and with
The first channel selection block, second channel selecting module and the 3rd channel selection block that the control module connects respectively；
First signal transmitting and receiving link of first channel selection block including working in the first working channel, described second
Channel selection block includes changeable work in first working channel or work in second working channel second
Signal transmitting and receiving link, the 3rd channel selection block include changeable working in the second working channel or working in described the
3rd signal transmitting and receiving link of one working channel；First working channel includes non-Radar channel, second working channel
Including Radar channel；
Wherein, it is described in the presence of the control module when radar signal is not present in second working channel
3rd channel selection block works in second working channel, and first channel selection block selects with second channel simultaneously
Module works in first working channel；When radar signal be present in second working channel, in the control module
In the presence of, the non-thunder of the 3rd signal transmitting and receiving antenna efficiency of the 3rd channel selection block in first working channel
The secondary signal receiving-transmitting chain of the second channel selecting module works in second working channel while up to channel, and
First signal transmitting and receiving link of one channel selection block is stopped.
Channel selecting system disclosed in the embodiment of the present invention, it whether there is using the control module according in working channel
Radar signal make first, second, and third signal selection module work in different frequency range Radar channel or non-radar letter
Road, realize even if the wireless network data normal transmission that radar signal in working channel be present and also can guarantee that user.Solve existing
There is the problem of data-transmission interruptions occur when detecting radar signal in technical scheme, improve wireless network reliability and user's body
Test.
As the improvement of such scheme, the control module includes the first tape cell, the second tape cell and central processing list
Member；
First tape cell connects first channel selection block and second channel selecting module, the center respectively
Processing unit is connected between second tape cell and first tape cell, the second tape cell connection the 3rd letter
Road selecting module.
As the improvement of such scheme, the first signal transmitting and receiving link includes front end unit, filter unit and antenna；
The front end unit connects the control module, and the transmission end of the front end unit connects the filter unit, institute
State filter unit and connect the antenna.
As the improvement of such scheme, the secondary signal receiving-transmitting chain includes front end unit, the first filter unit, second
Filter unit, the first switching switch, the second switching switch and antenna；
The front end unit connects the control module, and transmission end connection first filtering of the front end unit is single
Member, first filter unit and second filter unit connect the antenna by the described second switching switch, described
Second filter unit connects the control module by the described first switching switch.
As the improvement of such scheme, the 3rd signal transmitting and receiving link includes front end unit, filter unit, the first switching
Switch, the second switching switch and antenna；
The front end unit connects the control module, and transmission end connection first switching of the front end unit is opened
Close, the first switching switch connects the second switching switch and the filter unit, the filter unit and is connected to respectively
Between the first switching switch and the second switching switch, the second switching switch connects the antenna.
As the improvement of such scheme, the frequency range of first working channel is 5170~5330 megahertzs, described
The frequency range of second working channel is 5490~5835 megahertzs.
As the improvement of such scheme, the first switching switch and the described second switching switch are radio frequency converting switch.
Channel selecting system provided in an embodiment of the present invention whether there is by the control module according in working channel
Radar signal makes first signal selection module, secondary signal selecting module and the 3rd signal selection module work in different frequencies
The Radar channel or non-Radar channel of section, are realized even if the wireless network that radar signal in working channel be present and also can guarantee that user
Data normal transmission.Solve the problems, such as that data-transmission interruptions occur when detecting radar signal in prior art, improve
Wireless network reliability and Consumer's Experience.
The embodiment of the present invention also provides a kind of channel selecting method, including step：
When the 3rd signal transmitting and receiving antenna efficiency receives radar signal in second working channel, the control
Module controls the 3rd signal transmitting and receiving antenna efficiency in the non-Radar channel of first working channel, while controls described the
Binary signal receiving-transmitting chain works in second working channel；
The control if second working channel does not receive radar signal is worked in if the secondary signal receiving-transmitting chain
Molding block controls the 3rd signal transmitting and receiving antenna efficiency in second working channel, while controls the secondary signal to receive and dispatch
Antenna efficiency is in first working channel.
As the improvement of such scheme, if the first signal transmitting and receiving link worked in secondary signal receiving-transmitting chain it is described
The Radar channel of first working channel, then when detecting radar signal, first letter in the presence of the control module
Number receiving-transmitting chain works in the non-Radar channel of first working channel with secondary signal receiving-transmitting chain.
To achieve the above object, the embodiment of the present invention additionally provides a kind of electronic equipment, and it includes any implementation as described above
Channel selecting system disclosed in example.
As the improvement of such scheme, the electronic equipment includes wireless router, access point apparatus or repeater.
Brief description of the drawings
Fig. 1 is a kind of structural representation for channel selecting system that prior art provides；
Fig. 2 is the schematic diagram of channel selecting system in the embodiment of the present invention 1；
Fig. 3 is the electrical block diagram of channel selecting system in the embodiment of the present invention 2；
Fig. 4 is the electrical block diagram that channel selecting system is applied to 5G equipment in the embodiment of the present invention 2；
Fig. 5 is the electrical block diagram of channel selecting system in the embodiment of the present invention 4；
Fig. 6 is the schematic flow sheet of channel selecting method in the embodiment of the present invention 5.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1
Referring to Fig. 2, the present invention provides a kind of embodiment 1 of channel selecting system, including control module 1 and with the control
The first channel selection block 2 that molding block connects respectively, the channel selection block 4 of second channel selecting module 3 and the 3rd；
First channel selection block 2 includes working in the first signal transmitting and receiving link 2 of the first working channel, and described the
Two channel selection blocks 3 include it is changeable work in first working channel or work in second working channel the
Binary signal receiving-transmitting chain 3, the 3rd channel selection block 4 include changeable working in the second working channel or working in institute
State the 3rd signal transmitting and receiving link 4 of the first working channel；First working channel includes non-Radar channel, second work
Channel includes Radar channel；
Wherein, when radar signal is not present in second working channel, in the presence of the control module 1, institute
The 3rd signal transmitting and receiving link 4 for stating the 3rd channel selection block 4 works in second working channel, first channel simultaneously
First signal transmitting and receiving link 2 of selecting module 2 and the secondary signal receiving-transmitting chain 3 of second channel selecting module 3 work in described
First working channel；It is described in the presence of the control module 1 when radar signal be present in second working channel
The non-Radar channel that 3rd signal transmitting and receiving link 4 of the 3rd channel selection block 4 is worked in first working channel it is same
The secondary signal receiving-transmitting chain 3 of Shi Suoshu second channels selecting module 3 works in second working channel, the first Channel assignment
First signal transmitting and receiving link 2 of module 2 stops sending work.
A kind of channel selecting system that the present embodiment provides whether there is by the control module 1 according in working channel
Radar signal makes first signal selection module 2, the signal selection module 4 of secondary signal selecting module 3 and the 3rd work in not
Radar channel or non-Radar channel with frequency range, realize and also can guarantee that user's is wireless even if radar signal in working channel being present
Network data normal transmission.Solve prior art when detecting radar signal using simple circuit structure and number occurs
The problem of according to Transmission, improve wireless network reliability and Consumer's Experience.
Embodiment 2
Reference picture 2 and Fig. 3, the circuit structure of channel selecting system in the embodiment of the present invention 1.The electricity of the channel selecting system
Line structure includes control module 1, the first channel selection block 2, the channel selection block 4 of second channel selecting module 3 and the 3rd.Institute
Stating control module 1 includes CPU 10, the first working channel unit 11 and the second working channel unit 12；Described first
Channel selection block 2 includes front end unit 201, filter unit 202 and antenna 203；Before the second channel selecting module 3 includes
End unit 301, the first filter unit 302, second switching switch 303, antenna 304, the second filter unit 305 and the first switching are opened
Close 306；3rd channel selection block 4 is cut including the switching of front end unit 401, first switch 402, filter unit 403, second
Switch 404 and antenna 405 are changed, wherein：
The CPU 10 is connected to the second working channel unit 12 and the first working channel unit
Between 11, the input of the first output end connection front end unit 201 of the first working channel unit 11, described first
The first input end of working channel unit 11 connects the output end of the front end unit 201, the transmission end of the front end unit 201
The filter unit 202 is connected, the filter unit 202 connects the antenna 203；
Second output end of the first working channel unit 11 connects the input of the front end unit 301, before described
The transmission end of end unit 301 connects first filter unit 302, and first filter unit 302 and second filtering are single
Member 305 switchs the 303 connection antennas 304 by the described second switching, and the second of the first working channel unit 11 is defeated
Enter end and 306 outputs for connecting second filter unit 305 and the front end unit 301 respectively are switched by the described first switching
End；
The second working channel unit 12 connects the front end unit 401, and the transmission end of the front end unit 401 passes through
The first switching switch 402 connects the filter unit 403 and the second switching switch 404, the filter unit respectively
403 are connected between the first switching switch 402 and the second switching switch 404, the connection of the second switching switch 404
The antenna 405.
A kind of operation principle of the embodiment 1 of channel selecting system provided by the invention is described in detail below.
Under normal operating conditions, the first working channel unit 11 works in the first working channel and is responsible for carrying out data
Transmission, the second working channel unit 12, which works in the second working channel, to be responsible for detecting radar signal therein and carries out data
Transmission；The second working channel unit 12 detects that radar signal then sends interrupt signal by the CPU 10
To the first working channel unit 11, now the second working channel unit 12 triggers the first switching 402 Hes of switch
It is non-in first working channel that the second switching switch 404 switches to the working channel of the 3rd channel selection block 4
Radar channel；The first working channel unit 11 will trigger the first switching 306 Hes of switch after receiving the interrupt signal
The thunder that the second switching switch 303 switches to the working channel of the second channel selecting module 3 in second working channel
It is detected up to channel simultaneously and whether there is radar signal in the channel, and the first channel selection block 2 is stopped.If described
Two channel selection blocks 3, which are not detected by radar signal and then sent by the CPU 10, recovers signal to described second
Working channel unit 12, while the first switching switch 306 and the second switching switch 303 are triggered by the second channel
The non-Radar channel that the working channel of selecting module 3 is switched in the first working channel；The second working channel unit 12 connects
The first switching switch 402 and second switching are triggered after receiving the recovery signal that the CPU 10 is sent
Switch 404 makes the Radar channel that the working channel of three channel selection block 4 is switched in the second working channel.
It can be seen that channel selecting system provided in an embodiment of the present invention is according in working channel by the control module 1
No have radar signal and make first signal selection module 2, secondary signal selecting module 3 and the work of the 3rd signal selection module 4
Make in the Radar channel of different frequency range or non-Radar channel, realize and also can guarantee that user even if radar signal in working channel being present
Wireless network data normal transmission.Solves prior art meeting when detecting radar signal using simple circuit structure
There is the problem of data-transmission interruptions, improve wireless network reliability and Consumer's Experience.
Embodiment 3
The working channel of 5G equipment is divided into low-frequency band and high frequency band, and its low-frequency band includes BAND1 and BAND2, high frequency band
Including BAND3 and BAND4.BAND1 and BAND2 band limits is 5170~5330 megahertzs, BAND3 and BAND4 frequency range
Scope is 5490~5835 megahertzs, (5490~5710 megahertzs) category of wherein BAND2 (5250~5330 megahertzs) and BAND3
In Radar channel.A kind of channel selecting system provided in an embodiment of the present invention is mainly used in BAND1, BAND2 and BAND3 needs
The situation of work simultaneously.
Fig. 4 is electrical block diagram of the channel selecting system applied to 5G equipment, the channel in the embodiment of the present invention 2
The circuit structure that selection system is applied to 5G equipment includes control module 1, the first channel selection block 2, second channel selection mould
The channel selection block 4 of block 3 and the 3rd.The control module 1 includes CPU10, low-frequency band radio frequency chip 11 and high frequency band radio frequency core
Piece 12；First channel selection block 2 includes FEM201, Filter 202 and antenna 203；The second channel selecting module
3 include FEM301, the first Filter302, the 2nd RF Switch303, antenna 304, the 2nd Filter305 and the first RF
Switch306；3rd channel selection block 4 include the first FEM401, the first RF Switch402, the first Filter403,
2nd RF Switch404, first antenna 405, the 2nd FEM411, the 3rd RF Switch412, the 2nd Filter413, the 4th RF
Switch414 and the second antenna 415.Wherein：
The CPU10 is connected between the high frequency band radio frequency chip 12 and the low-frequency band radio frequency chip 11, described low
First output end of band radio frequencies chip 11 connects the input of the FEM201, and the first of the low-frequency band radio frequency chip 11 is defeated
Enter the output end that end connects the FEM201, the transmission end of the FEM201 connects the Filter 202, the Filter
The 202 connection antennas 203；
Second output end of the low-frequency band radio frequency chip 11 connects the input of the FEM301, the FEM's 301
Transmission end connects the first Filter302, the first Filter302 and the 2nd Filter305 by described the
The two RF Switch303 connections antennas 304, the second input of the low-frequency band radio frequency chip 11 pass through the first RF
Switch306 connects the output end of the 2nd Filter305 and FEM301 respectively；
The high frequency band radio frequency chip 12 connects the first FEM401, and the transmission end of the first FEM401 passes through described
First RF Switch402 connect the first Filter403 and the 2nd RF Switch404 respectively, and described first
Filter403 is connected between the first RF Switch402 and the 2nd RF Switch404, the 2nd RF
The Switch404 connections first antenna 405；The high frequency band radio frequency chip 12 is also connected with the 2nd FEM411, and described
Two FEM411 transmission end connects the 2nd Filter413 and the 4th RF respectively by the 3rd RF Switch412
Switch414, the 2nd Filter413 be connected to the 3rd RF Switch412 and the 4th RF Switch414 it
Between, the 4th RF Switch414 connections second antenna 415.
A kind of embodiment 2 of channel selecting system provided by the invention is entered applied to the operation principle in 5G equipment below
The detailed description of row.
Under normal operating conditions, the low-frequency band radio frequency chip 11 works in BAND1 and the Slave patterns in DFS
It is responsible for carrying out data transmission with Gateway；The high frequency band radio frequency chip 12 works in the Master moulds that BAND3 is in DFS
Formula is responsible for covering each client, and the high frequency band radio frequency chip 12 of the Master patterns now worked in DFS has radar
Signal testing function and the signal of the equipment of the Slave patterns in DFS can be controlled to transmit.When the high frequency band radio frequency
Interrupt signal is then sent to the low-frequency band radio frequency chip 11 by the CPU10 when chip 12 detects radar signal, simultaneously
The high frequency band radio frequency chip 12 triggers the first RF Switch402, the 2nd RF Switch404, the 3rd RF
Switch412 and the 4th RF Switch414 make the working channel of three channel selection block 4 switch to BAND1, and
The client transmission signal of the high frequency band radio frequency chip 12 is connected to original makes client that working channel is switched into BAND1,
The Master patterns and Slave patterns that now the high frequency band radio frequency chip 12 is in DFS simultaneously；The low-frequency band radio frequency core
Piece 11 will trigger the first RF Switch306 and the 2nd RF Switch303 by described in after receiving the interrupt signal
The working channel of second channel selecting module 3, which switches to BAND3 while it is detected in BAND3, whether there is radar signal；This
The RX patterns that Shi Suoshu second channels selecting module 3 is in DFS, specifically, the second channel selecting module 3 is in DFS
In RX patterns when the second channel selecting module 3 can only carry out the reception of packet and can not launch.When the described second letter
When the working channel of road selecting module 3 switches to BAND3, first channel selection block 2 is stopped.If second letter
Road selecting module 3 is not detected by radar signal in BAND3 and then penetrated by CPU10 transmission recovery signal to the high frequency bands
Frequency chip 12, while trigger the first RF Switch306 and the 2nd RF Switch303 select the second channel
The working channel of module 3 switches to BAND1 and the Slave patterns in DFS are responsible for carrying out data transmission with Gateway；Institute
State high frequency band radio frequency chip 12 receive trigger after the recovery signal that the CPU10 is sent the first RF Switch402,
2nd RF Switch404, the 3rd RF Switch412 and the 4th RF Switch414 select three channel
The working channel for selecting module 4 switches to BAND3 and the Master patterns in DFS, and is sent to the client being attached thereto
Signal, the working channel of client is set to be switched to BAND3.
Preferably, when the high frequency band radio frequency chip 12 is in the Slave patterns in DFS, its working channel by with its
The equipment for working in Master patterns of connection determines that the high frequency band radio frequency chip 12 can be without radar signal detection.
And if the equipment for working in Master patterns switches channel to BAND1 or BAND2, then change by the low-frequency band radio frequency core
Piece 11 is responsible for being attached with the equipment for working in Master patterns, can be without using to switch switching circuit.
Preferably, when the Master patterns that the low-frequency band radio frequency chip 11 is in DFS and when working in BAND2, one
Denier detects radar in BAND2, then can jump to BAND1 channels and be operated.BAND1 is non-radar working channel, is not required to
Carry out Radar Signal Detection.
It can be seen that channel selecting system provided in an embodiment of the present invention is according in working channel by the control module 1
No have radar signal and make first signal selection module 2, secondary signal selecting module 3 and the work of the 3rd signal selection module 4
Make in the Radar channel of different frequency range or non-Radar channel, realize and also can guarantee that user even if radar signal in working channel being present
Wireless network data normal transmission.Solves prior art meeting when detecting radar signal using simple circuit structure
There is the problem of data-transmission interruptions, improve wireless network reliability and Consumer's Experience.
Embodiment 4
Referring to Fig. 5, the present invention provides a kind of embodiment 4 of channel selecting system.The embodiment of the present invention 4 and embodiment 2
Difference in embodiment 4 first channel selection block 2, the channel selection block 4 of second channel selecting module 3 and the 3rd include
A plurality of signal transmitting and receiving link.
In the present embodiment, the first channel selection block 2, the channel selection block 4 of second channel selecting module 3 and the 3rd wrap
The letter can be caused when certain receiving-transmitting chain breaks down and can not worked suddenly by including a plurality of signal transmitting and receiving link and ensure that
Road selection system continues normal work and achieves beneficial effect similarly to Example 2.Its operation principle is the same as above-described embodiment 2
Unanimously, here is omitted.
Embodiment 5
Referring to Fig. 6, present embodiment discloses a kind of channel selecting method, this method is applied to any of the above-described individual embodiment
Channel selecting system, the method comprising the steps of：
S101, when the 3rd signal transmitting and receiving antenna efficiency receives radar signal in second working channel, institute
Stating control module controls the 3rd signal transmitting and receiving antenna efficiency to be controlled simultaneously in the non-Radar channel of first working channel
The secondary signal receiving-transmitting chain works in second working channel；
S102, if the secondary signal receiving-transmitting chain work in institute if second working channel does not receive radar signal
State control module and control the 3rd signal transmitting and receiving antenna efficiency in second working channel, while control the secondary signal
Receiving-transmitting chain works in first working channel.
Preferably, if the first signal transmitting and receiving link works in first working channel with secondary signal receiving-transmitting chain
Radar channel, and when receiving radar signal, then in the presence of the control module the first signal transmitting and receiving link with
Second receiving-transmitting chain redirects the non-Radar channel for working in first working channel.
Present embodiment discloses a kind of channel selecting method, suitable for the channel selecting system described in any one embodiment simultaneously
Obtain same beneficial effect.Its operation principle is consistent with any one above-mentioned embodiment, and here is omitted.
It the above is only the better embodiment of the present invention, it is noted that above-mentioned better embodiment is not construed as pair
The limitation of the present invention.Protection scope of the present invention should be defined by claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection scope of the present invention.
Claims (12)
- A kind of 1. channel selecting system, it is characterised in that be connected respectively including control module and with the control module One channel selection block, second channel selecting module and the 3rd channel selection block；First channel selection block includes the first signal transmitting and receiving link for working in the first working channel, the second channel Selecting module includes the changeable secondary signal for working in first working channel or working in second working channel Receiving-transmitting chain, the 3rd channel selection block include changeable working in the second working channel or working in first work Make the 3rd signal transmitting and receiving link of channel；First working channel includes non-Radar channel, and second working channel includes Radar channel；Wherein, when radar signal is not present in second working channel, in the presence of the control module, the described 3rd 3rd signal transmitting and receiving antenna efficiency of channel selection block is in second working channel while the second channel selecting module Secondary signal receiving-transmitting chain work in first working channel；When radar signal be present in second working channel, In the presence of the control module, the 3rd signal transmitting and receiving antenna efficiency of the 3rd channel selection block is in first work The secondary signal receiving-transmitting chain of the second channel selecting module works in described while making the non-Radar channel in channel Two working channels.
- 2. channel selecting system as claimed in claim 1, it is characterised in that the control module include first band unit, Second band unit and CPU；The CPU is connected between the second band unit and the first band unit, the first band Unit connects first channel selection block and second channel selecting module respectively, the second band unit connection described the Three channel selection blocks.
- 3. channel selecting system as claimed in claim 1, it is characterised in that it is single that the first signal transmitting and receiving link includes front end Member, filter unit and antenna；The front end unit connects the control module, and the transmission end of the front end unit connects the filter unit, the filter Ripple unit connects the antenna.
- 4. channel selecting system as claimed in claim 1, it is characterised in that it is single that the secondary signal receiving-transmitting chain includes front end Member, the first filter unit, the second filter unit, the first switching switch, the second switching switch and antenna；The front end unit connects the control module, and the transmission end of the front end unit connects first filter unit, institute State the first filter unit and second filter unit and the antenna, second filter are connected by the described second switching switch Ripple unit connects the control module by the described first switching switch.
- 5. channel selecting system as claimed in claim 1, it is characterised in that it is single that the 3rd signal transmitting and receiving link includes front end Member, filter unit, the first switching switch, the second switching switch and antenna；The front end unit connects the control module, transmission end connection the first switching switch of the front end unit, institute State the first switching switch and connect the second switching switch and the filter unit respectively, the filter unit is connected to described the Between one switching switch and the second switching switch, the second switching switch connects the antenna.
- 6. channel selecting system as claimed in claim 1, it is characterised in that the frequency range of first working channel is 5170~5330 megahertzs, the frequency range of second working channel is 5490~5835 megahertzs.
- 7. channel selecting system as claimed in claim 4, it is characterised in that the first switching switch and the described second switching Switch as radio frequency converting switch.
- 8. channel selecting system as claimed in claim 5, it is characterised in that the first switching switch and the described second switching Switch as radio frequency converting switch.
- 9. a kind of channel selecting method, it is characterised in that including the channel selecting system as described in any one of claim 1~8 Including step：When the 3rd signal transmitting and receiving antenna efficiency receives radar signal in second working channel, the control module The 3rd signal transmitting and receiving antenna efficiency is controlled in the non-Radar channel of first working channel, while controls second letter Number receiving-transmitting chain works in second working channel；The control mould if second working channel does not receive radar signal is worked in if the secondary signal receiving-transmitting chain Block controls the 3rd signal transmitting and receiving antenna efficiency in second working channel, while controls the secondary signal receiving-transmitting chain Work in first working channel.
- 10. channel selecting method as claimed in claim 9, it is characterised in that if the first signal transmitting and receiving link and second Signal transmitting and receiving antenna efficiency is in the Radar channel of first working channel, then when detecting radar signal, in the control The first signal transmitting and receiving link works in the non-of first working channel with secondary signal receiving-transmitting chain in the presence of module Radar channel.
- 11. a kind of electronic equipment, it is characterised in that the electronic equipment includes the channel as described in any one of claim 1~8 Selection system.
- 12. electronic equipment as claimed in claim 11, it is characterised in that the electronic equipment includes wireless router, access Point device or repeater.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108235350A (en) * | 2018-03-09 | 2018-06-29 | 深圳市共进电子股份有限公司 | A kind of recognition methods of wireless terminal, device, equipment and storage medium |
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