CN109104222A - It is a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network - Google Patents
It is a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network Download PDFInfo
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- CN109104222A CN109104222A CN201810847617.5A CN201810847617A CN109104222A CN 109104222 A CN109104222 A CN 109104222A CN 201810847617 A CN201810847617 A CN 201810847617A CN 109104222 A CN109104222 A CN 109104222A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0426—Power distribution
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15535—Control of relay amplifier gain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/22—Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
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- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Abstract
The present invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, it include: the wireless router for supporting MIMO mode, wireless router is set to outdoor, the first input end connection of the millimeter wave module of the antenna port and mm wave converter of wireless router；Mm wave converter and at least one relay node communicate to connect；Relay node is set to the outside of building, relay node is connect with indoor transceiver communications, relay node is used to the millimeter-wave signal that relay node is sent down-converting to the second low frequency radio frequency signal, or the second low frequency radio frequency signal that indoor transceiver is sent up-converts to the millimeter-wave signal of corresponding millimeter wave subchannel；Millimeter wave module is used for the millimeter-wave signal of the first low frequency radio frequency signal modulation for sending wireless router to corresponding millimeter wave subchannel, or the millimeter-wave signal of the millimeter wave subchannel of relay node transmission is demodulated to the first low frequency radio frequency signal.
Description
Technical field
The present invention relates to fields of communication technology more particularly to a kind of wireless based on millimeter wave-microwave multiple-input and multiple-output
Communication network.
Background technique
WLAN has become current people and lives essential a part, and wireless local area network technology and standard
Also in continuous evolution, faster online experience is brought for user.And the daily demand to network data throughput of people is also big
Big to increase, with the appearance of the applications such as high definition TV, smart home, the ability of WLAN at this stage has received challenge.
In practice, environment indoors all occurs for most WLAN connections, however as mentioning for data rate
It rises, how effectively to introduce high speed signal indoor as difficulty.Current network depends primarily on wired connection, such as uses up
Fine or cable.But becoming more as user links number, rate becomes faster, and the cost for being laid with cable network greatly improves, extension
Ability still receives limitation.And signal is then provided into another solution from outdoor introducing interior in the way of being wirelessly connected
Method.Its advantage is that not needing cable in network laying, deployment is convenient, flexible, and cost also can be lower.However, traditional wirelessly connects
The rate-constrained of mode is connect in the propagation characteristic of frequency bandwidth and signal.In lower frequency, such as Sub 6GHz wave band, signal has
Preferable transmission capacity can penetrate wall and reach interior, but this frequency range frequency spectrum is extremely limited, cannot directly provide
Cracking rate.And in higher frequency, such as millimeter wave band, frequency bandwidth very abundant can support dozens or even hundreds of
The rate of Gbps.However the transmission attenuation of millimeter wave and penetration loss are all very big, can not be emitted to interior from outdoor.
Current WLAN basic structure is the wireless router connected by cable, provides wireless networking for user
Service.This requires users to need to assume wired network connection indoors in advance, and internet is introduced interior by cable.But
How on the basis of existing wireless router realize establish fully wireless network insertion, with save network insertion at
This, reduces the waste of equipment, is those skilled in the art's urgent need to resolve.
Summary of the invention
The present invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, in existing nothing
It is realized on the basis of line router and establishes fully wireless network insertion, save the cost of network insertion, reduce the wave of equipment
Take.
The present invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, comprising:
The wireless router of MIMO mode, the wireless router is supported to be set to outdoor, the no route
By the first input end connection of the millimeter wave module of the antenna port and mm wave converter of device；
The mm wave converter and at least one relay node communicate to connect；
The relay node is set to the outside of building, and the relay node is connect with indoor transceiver communications, described
Relay node is used to the millimeter-wave signal that the relay node is sent down-converting to the second low frequency radio frequency signal, or by the room
The second low frequency radio frequency signal that interior transceiver is sent up-converts to the millimeter-wave signal of corresponding millimeter wave subchannel；
The millimeter wave module is used for the first low frequency radio frequency signal modulation for sending the wireless router to corresponding milli
The millimeter-wave signal of metric wave subchannel, or the millimeter-wave signal for the millimeter wave subchannel that the relay node is sent is demodulated to
One low frequency radio frequency signal.
Optionally, the mm wave converter further include:
Anneta module；
The millimeter wave module passes sequentially through power splitter and circulator and connect with the Anneta module；
The transmitting antenna array and receiving antenna array that the mm wave converter passes through the Anneta module respectively are in
It is communicated to connect after node.
Optionally, the millimeter wave module specifically includes:
First frequency mixer and the second frequency mixer；
The input terminal of first frequency mixer is connect with the antenna port of the wireless router；
The output end of first frequency mixer is connect with the input terminal of the power splitter；
The input terminal of second frequency mixer is connect with the output end of the power splitter；
The output end of second frequency mixer is connect with the antenna port of the wireless router；
First frequency mixer is used for the first low frequency radio frequency signal modulation for sending the wireless router to corresponding milli
The millimeter-wave signal of metric wave subchannel；
Second frequency mixer is for the millimeter-wave signal for the millimeter wave subchannel that the relay node is sent to be demodulated to
First low frequency radio frequency signal.
Optionally, the mm wave converter further include:
Millimeter-wave power amplifiers；
The input terminal of the millimeter-wave power amplifiers is connect with the output end of the circulator；
The output end of the millimeter-wave power amplifiers is connect with the transmitting antenna array of the Anneta module.
Optionally, the mm wave converter further include:
First low-noise amplifier；
The input terminal of first low-noise amplifier is connect with the receiving antenna array of the Anneta module；
The output end of first low-noise amplifier is connect with the input terminal of the circulator.
Optionally, the relay node includes first duplexer and the second duplexer；
The output end of the first duplexer is connect with the input terminal of the second low-noise amplifier；
The output end of second low-noise amplifier is connect with the first input end of third frequency mixer；
The output end of the third frequency mixer is connect with the input terminal of the first power amplifier；
The output end of first power amplifier is connect with the input terminal of second duplexer；
The output end of second duplexer is connect with the input terminal of third low-noise amplifier；
The output end of the third low-noise amplifier is connect with the first input end of the 4th frequency mixer；
The output end of 4th frequency mixer is connect with the input terminal of the second power amplifier；
The output end of the second power method device is connect with the input terminal of the first duplexer；
The third frequency mixer is used to millimeter-wave signal being converted to the second low frequency radio frequency signal；
4th frequency mixer is used to the second low frequency radio frequency signal being converted to millimeter-wave signal.
Optionally, the relay node further includes the first bandpass filter and the second bandpass filter；
The input terminal of first bandpass filter is connect with the output end of the third frequency mixer；
The output end of first bandpass filter is connect with the input terminal of first power amplifier；
The input terminal of second bandpass filter is connect with the output end of the 4th frequency mixer；
The output end of second bandpass filter is connect with the input terminal of second power amplifier.
Optionally, the relay node further includes frequency-assignment controller；
The output end of the frequency-assignment controller respectively with the second input terminal of the third frequency mixer and the described 4th
Second input terminal of frequency mixer connects；
The frequency-assignment controller determines the frequency of millimeter-wave signal according to the order that the wireless router is sent.
Optionally, the millimeter wave module separates uplink and downlink signals using frequency division mode or full-duplex mode.
Optionally, the wireless router for supporting MIMO mode is specially to support IEEE 802.11ac association
The wireless router of view.
As can be seen from the above technical solutions, the invention has the following advantages that
The present invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, comprising: supports more
The wireless router of multi-output mode is inputted, the wireless router is set to outdoor, the antenna port of the wireless router
It is connect with the first input end of the millimeter wave module of mm wave converter；The mm wave converter and at least one relay node
Communication connection；The relay node is set to the outside of building, and the relay node is connect with indoor transceiver communications, described
Relay node is used to the millimeter-wave signal that the relay node is sent down-converting to the second low frequency radio frequency signal, or by the room
The second low frequency radio frequency signal that interior transceiver is sent up-converts to the millimeter-wave signal of corresponding millimeter wave subchannel；The millimeter wave
Module is used for the millimeter wave of the first low frequency radio frequency signal modulation for sending the wireless router to corresponding millimeter wave subchannel
Signal, or the millimeter-wave signal for the millimeter wave subchannel that the relay node is sent is demodulated to the first low frequency radio frequency signal.
The present invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, and utilization is existing
Modulates baseband signals are that the first low frequency is penetrated by the modulation /demodulation function of supporting the wireless router of MIMO mode included
Frequency signal, then the first low frequency radio frequency signal for making it possible to emit existing wireless router by increasing mm wave converter
It is modulated to the millimeter-wave signal of corresponding millimeter wave subchannel, is led in the relay node with the outside for being set to building
After letter, being downconverted into as the second low frequency radio frequency signal and amplify via relay node, in the form of multiple-input and multiple-output, with
Indoor transceiver in building is communicated, and indoor transceiver receives and processes signal in the form of multiple-input and multiple-output,
Entire cordless communication network is established from outdoor wireless router, the multiple-input and multiple-output of outdoor relaying node to indoor transceiver
Link realizes on the basis of existing wireless router and establishes fully wireless network insertion, save network insertion at
This, reduces the waste of equipment.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of network based on millimeter wave-microwave multiple-input and multiple-output cordless communication network provided by the invention
Structure chart；
Fig. 2 is the structural schematic diagram of wireless router provided by the invention and mm wave converter；
Fig. 3 is the structural schematic diagram of the Anneta module and amplifier in mm wave converter provided by the invention；
Fig. 4 is the structural schematic diagram of relay node provided by the invention；
Wherein, appended drawing reference are as follows:
1, wireless router；2, mm wave converter；3, relay node；4, indoor transceiver；21, millimeter wave module；22,
Anneta module；23, millimeter-wave power amplifiers；24, the first low-noise amplifier；221, power splitter；222, circulator；223, it connects
Receive aerial array；224, transmitting antenna array；31, first duplexer；32, the second duplexer；33, the second low-noise amplifier；
34, the first power amplifier；35, third frequency mixer；36, the first bandpass filter；37, the second bandpass filter；38, third is low
Noise amplifier；39, the 4th frequency mixer；40, the second power amplifier；41, frequency-assignment controller.
Specific embodiment
The embodiment of the invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, existing
It is realized on the basis of some wireless routers and establishes fully wireless network insertion, save the cost of network insertion, reduction is set
Standby waste.
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
Referring to Fig. 1, the embodiment of the invention provides a kind of based on millimeter wave-microwave multiple-input and multiple-output wireless communication
The structural schematic diagram of network, comprising:
The wireless router 1 of MIMO mode, wireless router 1 is supported to be set to outdoor, wireless router 1
Antenna port is connect with the first input end of the millimeter wave module 21 of mm wave converter 2；
Mm wave converter 2 and at least one relay node 3 communicate to connect；
Relay node 3 is set to the outside of building, and relay node 3 and indoor transceiver 4 communicate to connect, relay node 3
Millimeter-wave signal for sending relay node 3 down-converts to the second low frequency radio frequency signal, or indoor transceiver 4 is sent
Second low frequency radio frequency signal up-converts to the millimeter-wave signal of corresponding millimeter wave subchannel；
Millimeter wave module 21 is used for the first low frequency radio frequency signal modulation for sending wireless router 1 to corresponding millimeter marble
The millimeter-wave signal of channel, or the millimeter-wave signal for the millimeter wave subchannel that relay node 3 is sent is demodulated to the first low frequency and is penetrated
Frequency signal.
It should be noted that the wireless router 1 of MIMO mode and mm wave converter 2 is supported to be responsible for and master
Dry network connection, such as backbone network is accessed by optical fiber mode, function is equivalent to the bridge between connection user and backbone network,
It is responsible for handling the signal that the low frequency radio frequency signal of backbone network and user transmit.Support the wireless of MIMO mode
Router 1 and mm wave converter 2 are arranged on the outside of building, and user does not need that router is arranged indoors, it is only necessary to build
Build beyond the region of objective existence side installation relay node 3；
It is provided in an embodiment of the present invention a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, it utilizes
Modulates baseband signals are the by the included modulation /demodulation function of the existing wireless router 1 for supporting MIMO mode
One low frequency radio frequency signal, then by increase mm wave converter 2 make it possible to emit existing wireless router 1 it is first low
Frequency radiofrequency signal is modulated to the millimeter-wave signal of corresponding millimeter wave subchannel, in the relaying with the outside for being set to building
After node 3 is communicated, being downconverted into as the second low frequency radio frequency signal and amplify via relay node 3 is more with multi input
The form of output is communicated with the indoor transceiver 4 in building, and indoor transceiver 4 is in the form of multiple-input and multiple-output
Signal is received and processed, establishes entire cordless communication network from outdoor wireless router 1, outdoor relaying node 3 to indoor receipts
The multiple-input and multiple-output link for sending out device 4 realizes on the basis of existing wireless router 1 and establishes fully wireless network and connect
Enter, save the cost of network insertion, reduces the waste of equipment.
Further, mm wave converter 2 further include:
Anneta module 22；
Millimeter wave module 21 passes sequentially through power splitter 221 and circulator 222 is connect with Anneta module 22；
Mm wave converter 2 is respectively through the transmitting antenna array 223 of Anneta module 22 and receiving antenna array 224 in
It is communicated to connect after node 3.
It should be noted that mm wave converter 2 is by the transmitting antenna array 223 of Anneta module 22 respectively and receives day
Linear array 224 is communicated with the foundation of relay node 3, wherein since millimeter wave subchannel uplink and downlink channel uses identical carrier frequency
Rate, it is therefore desirable to uplink and downlink signals be distinguished using circulator 222.
Further, millimeter wave module 21 specifically includes:
First frequency mixer and the second frequency mixer；
The input terminal of first frequency mixer is connect with the antenna port of wireless router 1；
The output end of first frequency mixer is connect with the input terminal of the power combiner mode of power splitter 221；
The input terminal of second frequency mixer is connect with the output end of the power divider mode of power splitter 221；
The output end of second frequency mixer is connect with the antenna port of wireless router 1；
The first low frequency radio frequency signal modulation that first frequency mixer is used to send wireless router 1 to corresponding millimeter marble is believed
The millimeter-wave signal in road；
Second frequency mixer is used to the millimeter-wave signal for the millimeter wave subchannel that relay node 3 is sent being demodulated to the first low frequency
Radiofrequency signal.
It should be noted that in the millimeter wave module 21 of mm wave converter 2, especially by the first frequency mixer and second
Frequency mixer realizes the modulation and conversion of signal, and for downlink, the first frequency mixer sends wireless router 1 first low
On frequency rf-signal modulation to the millimeter-wave signal of corresponding millimeter wave subchannel, on the contrary, for uplink, the second frequency mixer
The millimeter-wave signal for the millimeter wave subchannel that relay node 3 is sent is demodulated to the first low frequency radio frequency signal.
Further, mm wave converter 2 further include:
Millimeter-wave power amplifiers 23；
The input terminal of millimeter-wave power amplifiers 23 is connect with the output end of circulator 222；
The output end of millimeter-wave power amplifiers 23 is connect with the transmitting antenna array 223 of Anneta module 22.
Further, mm wave converter 2 further include:
First low-noise amplifier 24；
The input terminal of first low-noise amplifier 24 is connect with the receiving antenna array 224 of Anneta module 22；
The output end of first low-noise amplifier 24 is connect with the input terminal of circulator 222.
It should be noted that as shown in figure 3, Fig. 4 is one embodiment of the Anneta module 22 in mm wave converter 2
Structure chart, wherein for downlink, millimeter-wave power amplifiers 23 believe the millimeter wave of modulated millimeter wave subchannel
Number enough signal powers can be amplified to, and for uplink, the first connecing to Anneta module 22 of low-noise amplifier 24
The millimeter-wave signal for receiving the received millimeter wave subchannel of aerial array 224 carries out low noise amplification, then executes subsequent demodulation behaviour
Make.
Further, relay node 3 includes first duplexer 31 and the second duplexer 32；
The output end of first duplexer 31 is connect with the input terminal of the second low-noise amplifier 33；
The output end of second low-noise amplifier 33 is connect with the first input end of third frequency mixer 35；
The output end of third frequency mixer 35 is connect with the input terminal of the first power amplifier 34；
The output end of first power amplifier 34 is connect with the input terminal of the second duplexer 32；
The output end of second duplexer 32 is connect with the input terminal of third low-noise amplifier 38；
The output end of third low-noise amplifier 38 is connect with the first input end of the 4th frequency mixer 39；
The output end of 4th frequency mixer 39 is connect with the input terminal of the second power amplifier 40；
The output end of second power method device is connect with the input terminal of first duplexer 31；
Third frequency mixer 35 is used to millimeter-wave signal being converted to the second low frequency radio frequency signal；
4th frequency mixer 39 is used to the second low frequency radio frequency signal being converted to millimeter-wave signal.
It should be noted that referring to Fig. 4, Fig. 4 is a structural schematic diagram of relay node 3, the effect of relay node 3
It is the conversion for completing millimeter-wave frequency multiplexing and low frequency MIMO spatial reuse.The corresponding different millimeter marble of each relay node 3
Channel.It is carrying out other than frequency conversion, relay node 3 carries out low noise amplification and power amplification, compensation letter to received signal
Number transmission attenuation.
It is especially noted that when relay node 3 to signal without modulation and demodulation, not to low frequency radio frequency signal carry out
It handles, there is only analog circuits on signal link.It is opaque when the content of signal transmission is to relay node 3, therefore relay only
It ensure that the low delay of transmission link as a part in data transmission link, when such, while this makes relay node 3
Structure is very simple, and cost is very low, allows the deployment of magnanimity.
In the application of WLAN, relay node 3 is placed on the outside of building, with outdoor access point, that is, millimeter wave
2 direct communication of converter.In setting, the position of relay node 3 can be adjusted and be tested, improve systematic entirety
Energy.
Further, relay node 3 further includes the first bandpass filter 36 and the second bandpass filter 37；
The input terminal of first bandpass filter 36 is connect with the output end of third frequency mixer 35；
The output end of first bandpass filter 36 is connect with the input terminal of the first power amplifier 34；
The input terminal of second bandpass filter 37 is connect with the output end of the 4th frequency mixer 39；
The output end of second bandpass filter 37 is connect with the input terminal of the second power amplifier 40.
Further, relay node 3 further includes frequency-assignment controller 41；
The output end of frequency-assignment controller 41 respectively with the second input terminal of third frequency mixer 35 and the 4th frequency mixer 39
The second input terminal connection；
Frequency-assignment controller 41 determines the frequency of millimeter-wave signal according to the order that wireless router 1 is sent.
It should be noted that the millimeter-wave signal frequency of each relay node 3 can be planned as a whole to control by outdoor access point,
It is fixed after being optimized in deployment.
Further, millimeter wave module 21 separates uplink and downlink signals using frequency division mode or full-duplex mode.
It should be noted that for each sub-channels, data feedback channel and down going channel are in milli in frequency division mode
The carrier wave of meter wave band is different, but in low frequency radio frequency signal in band as the two.In full-duplex mode, each height
The identical millimeter-wave signal of uplink and downlink channels share of channel.
Further, the wireless router 1 for supporting MIMO mode is specially to support IEEE 802.11ac agreement
Wireless router 1.
It should be noted that specially being propped up for the wireless router 1 of current support MIMO mode
The wireless router 1 of IEEE 802.11ac agreement is held, the application improves on the basis of wireless router 1 of this agreement,
It installs mm wave converter 2 additional, and relay node 3 is arranged, fully wireless network insertion is established in realization.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey
The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network characterized by comprising
The wireless router of MIMO mode, the wireless router is supported to be set to outdoor, the wireless router
Antenna port and mm wave converter millimeter wave module first input end connect；
The mm wave converter and at least one relay node communicate to connect；
The relay node is set to the outside of building, and the relay node is connect with indoor transceiver communications, the relaying
Node is used to the millimeter-wave signal that the relay node is sent down-converting to the second low frequency radio frequency signal, or by the indoor receipts
The second low frequency radio frequency signal that hair device is sent up-converts to the millimeter-wave signal of corresponding millimeter wave subchannel；
The millimeter wave module is used for the first low frequency radio frequency signal modulation for sending the wireless router to corresponding millimeter wave
The millimeter-wave signal of subchannel, or that the millimeter-wave signal for the millimeter wave subchannel that the relay node is sent is demodulated to first is low
Frequency radiofrequency signal.
2. according to claim 1 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the mm wave converter further include:
Anneta module；
The millimeter wave module passes sequentially through power splitter and circulator and connect with the Anneta module；
The mm wave converter passes through the transmitting antenna array of the Anneta module respectively and receiving antenna array is saved with relaying
Point communication connection.
3. according to claim 2 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the millimeter wave module specifically includes:
First frequency mixer and the second frequency mixer；
The input terminal of first frequency mixer is connect with the antenna port of the wireless router；
The input terminal of the power combiner mode of the output end and power splitter of first frequency mixer is connect；
The output end of the power divider mode of the input terminal and power splitter of second frequency mixer is connect；
The output end of second frequency mixer is connect with the antenna port of the wireless router；
First frequency mixer is used for the first low frequency radio frequency signal modulation for sending the wireless router to corresponding millimeter wave
The millimeter-wave signal of subchannel；
Second frequency mixer is used to the millimeter-wave signal for the millimeter wave subchannel that the relay node is sent being demodulated to first
Low frequency radio frequency signal.
4. according to claim 3 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the mm wave converter further include:
Millimeter-wave power amplifiers；
The input terminal of the millimeter-wave power amplifiers is connect with the output end of the circulator；
The output end of the millimeter-wave power amplifiers is connect with the transmitting antenna array of the Anneta module.
5. according to claim 4 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the mm wave converter further include:
First low-noise amplifier；
The input terminal of first low-noise amplifier is connect with the receiving antenna array of the Anneta module；
The output end of first low-noise amplifier is connect with the input terminal of the circulator.
6. according to claim 1 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the relay node includes first duplexer and the second duplexer；
The output end of the first duplexer is connect with the input terminal of the second low-noise amplifier；
The output end of second low-noise amplifier is connect with the first input end of third frequency mixer；
The output end of the third frequency mixer is connect with the input terminal of the first power amplifier；
The output end of first power amplifier is connect with the input terminal of second duplexer；
The output end of second duplexer is connect with the input terminal of third low-noise amplifier；
The output end of the third low-noise amplifier is connect with the first input end of the 4th frequency mixer；
The output end of 4th frequency mixer is connect with the input terminal of the second power amplifier；
The output end of the second power method device is connect with the input terminal of the first duplexer；
The third frequency mixer is used to millimeter-wave signal being converted to the second low frequency radio frequency signal；
4th frequency mixer is used to the second low frequency radio frequency signal being converted to millimeter-wave signal.
7. according to claim 6 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the relay node further includes the first bandpass filter and the second bandpass filter；
The input terminal of first bandpass filter is connect with the output end of the third frequency mixer；
The output end of first bandpass filter is connect with the input terminal of first power amplifier；
The input terminal of second bandpass filter is connect with the output end of the 4th frequency mixer；
The output end of second bandpass filter is connect with the input terminal of second power amplifier.
8. according to claim 7 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the relay node further includes frequency-assignment controller；
The output end of the frequency-assignment controller is mixed with the second input terminal of the third frequency mixer and the described 4th respectively
Second input terminal of device connects；
The frequency-assignment controller determines the frequency of millimeter-wave signal according to the order that the wireless router is sent.
9. according to claim 1 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the millimeter wave module separates uplink and downlink signals using frequency division mode or full-duplex mode.
10. according to claim 1 based on millimeter wave-microwave multiple-input and multiple-output cordless communication network, feature exists
In the wireless router for supporting MIMO mode is specially the wireless routing for supporting IEEE 802.11ac agreement
Device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810847617.5A CN109104222A (en) | 2018-07-27 | 2018-07-27 | It is a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network |
| PCT/CN2019/097816 WO2020020320A1 (en) | 2018-07-27 | 2019-07-26 | Mmw-microwave mimo based wireless communication network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810847617.5A CN109104222A (en) | 2018-07-27 | 2018-07-27 | It is a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network |
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| CN109104222A true CN109104222A (en) | 2018-12-28 |
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| CN201810847617.5A Pending CN109104222A (en) | 2018-07-27 | 2018-07-27 | It is a kind of based on millimeter wave-microwave multiple-input and multiple-output cordless communication network |
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| WO (1) | WO2020020320A1 (en) |
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