CN107205267A - A kind of backhaul transport method and device - Google Patents

A kind of backhaul transport method and device Download PDF

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Publication number
CN107205267A
CN107205267A CN201610156873.0A CN201610156873A CN107205267A CN 107205267 A CN107205267 A CN 107205267A CN 201610156873 A CN201610156873 A CN 201610156873A CN 107205267 A CN107205267 A CN 107205267A
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China
Prior art keywords
antenna port
backhaul
radio node
control channel
pathways
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CN201610156873.0A
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刁心玺
王欣晖
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ZTE Corp
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ZTE Corp
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Priority to CN201610156873.0A priority Critical patent/CN107205267A/en
Priority to PCT/CN2017/074278 priority patent/WO2017157140A1/en
Publication of CN107205267A publication Critical patent/CN107205267A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a kind of backhaul transport method, including：Backhaul pathways main control channel is configured on the antenna port that the first kind antenna port group of radio node is included；The auxiliary control channel of backhaul pathways is configured at least one antenna port that the first kind antenna port group of radio node is included；Backhaul traffic transmission channel is configured between two groups of first kind antenna port groups of radio node and/or between first kind antenna port group and Equations of The Second Kind antenna port group.The present invention can increase backhaul pathways quantity, the dynamic range for extending backhaul traffic, improve backhaul pathways topological structure restructuring ability and the frequency spectrum resource service efficiency of backhaul node.

Description

A kind of backhaul transport method and device
Technical field
The present invention relates to radio communication field, more particularly to a kind of backhaul transport method and device.
Background technology
Microwave current fixes access technology maturely applied in the backhaul transport of base station, is moved in honeycomb In the follow-up developments of dynamic communication network and wireless access network, high-density deployment base station has following new to wireless backhaul Demand：1) wireless backhaul passage needs to adapt to the big bandwidth fluctuation of data service, such as up to several Ten times of bandwidth fluctuation；2) wireless backhaul passage needs with effective use frequency spectrum and evades the energy of interference Power, such as use frequency spectrum in flexible space division mode；3) wireless backhaul passage needs to overcome NLOS The adverse effect of (Not-Line-of-Sight, non line of sight) channel, such as flexibly evade NLOS paths Appearance；4) wireless backhaul passage needs with high reliability and robustness, such as relaying on a small quantity The transmittability of return pass is unaffected in the case of node failure or keeps basic transmittability.
Wherein, mid-term (2015~the year two thousand twenty) demand of wireless backhaul includes：1) the intensive environment in urban district Lower macro base station capacity is 1G or several Gbit/s, and the distance to optical fiber is 200 meters of to 1km；2) urban district The capacity of micro-base station under intensive environment is tens to hundreds of million, and the distance of micro-base station to optical fiber is less than 200 Rice to 1km；3) capacity of suburb macro station is several million to hundreds of million, and the distance to optical fiber is several kilometers To 15 kilometers；4) Front-Haul capacity is every sector 1-10Gbit/s, and requires low time delay.Nothing Long-term (2020~the year two thousand thirty) demand (5G expectation index) of line backhaul includes：1) during user plane Prolong in the range of 1ms；2) every square kilometre million connection；3) Gbit/s of peak rate tens；4) User's master data transmission rate 1Gbit/s；5) every square kilometre of transmission capacity is Tbytes/s. LTE-A evolution index includes：1) time delay reduces 5-10 times；2) every square kilometre simultaneously connection Quantity increases 10-100 times；3) peak rate increases 10-50 times；4) user data rate lifting 10-100 Times；5) every square kilometre of transmission capacity lifts 100~1000 times；Wherein, UDN (Ultra Dense Network, VHD net) wireless backhaul demand includes：Transmission capacity is 1Gbit/s to tens Gbit/s； NLOS wireless backhaul demands include：NLOS, which is propagated, is limited to below 6G；Quasi- LOS can use 10G.
In existing land mobile communication network wireless backhaul technology due to sustainable peak flow by wall scroll without Line or the limitation of wire-line back haul bandwidth chahnel, to the use ability of non-hot region return pass resource, because This limits the service efficiency of frequency spectrum and backhaul network resources, the very flexible of backhaul pathways configuration, limitation The flexibility and the lifting of backhaul network overall performance of backhaul pathways topological structures.
Existing wireless backhaul technology includes AD-HOC (foundation-free facility network network/build network temporarily) skill Art, MESH (wireless mesh network) technology, these technologies still under development, its existing transmission Scheme is not met by the following requirement to wireless backhaul transmittability.In face of the demand of wireless backhaul technology The shortcoming of wireless backhaul technology is in target, existing land mobile communication network：Available backhaul path is few, returns Range of flow dynamic range is small, and backhaul node and its frequency spectrum resource service efficiency are low, backhaul pathways topological structure Ability is recombinated, backhaul node data Forwarding Delay is big.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of backhaul transport method and device, by increasing capacitance it is possible to increase Backhaul pathways quantity, the dynamic range for extending backhaul traffic, raising backhaul pathways topological structure restructuring ability With the frequency spectrum resource service efficiency of backhaul node.
The invention discloses a kind of backhaul transport method, including：
Backhaul pathways are configured on the antenna port that the first kind antenna port group of radio node is included Main control channel；
Backhaul is configured at least one antenna port that the first kind antenna port group of radio node is included The auxiliary control channel in path；
Between two groups of first kind antenna port groups of radio node and/or first kind antenna port group and the Backhaul traffic transmission channel is configured between two class antenna port groups.
Alternatively, the backhaul pathways main control channel is used for radio node and its single-hop adjacent wireless node Between main backhaul pathways foundation and holding；
The auxiliary control channel of backhaul pathways is used for newly-built between radio node and its single-hop adjacent wireless node Or the backhaul pathways outside the main backhaul pathways of deletion；
At least one in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways transmits following information At least one of information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken.
Alternatively, match somebody with somebody on the antenna port that the first kind antenna port group of radio node is included and put back into Journey path main control channel, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed.
Alternatively, match somebody with somebody at least one antenna port that the first kind antenna port group of radio node is included The auxiliary control channel of backhaul pathways is put, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel.
Alternatively, backhaul traffic transmission letter is configured between two groups of first kind antenna port groups of radio node Road, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel.
Alternatively, configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Backhaul traffic transmission channel, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels.
Alternatively, methods described also includes：
Carried out using backhaul pathways main control channel between radio node and its single-hop adjacent wireless node The foundation and holding of main backhaul pathways, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information.
Alternatively, methods described also includes：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node Backhaul pathways outside main backhaul pathways it is newly-built, including：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
Alternatively, methods described also includes：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node The deletion of backhaul pathways outside main backhaul pathways, including：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
Alternatively, methods described also includes：
The starting radio node and purpose radio node of backhaul pathways obtain backhaul road by main backhaul pathways The configuration information that measures time-frequency window of the footpath administrative unit for its configuration on candidate's backhaul transport frequency band；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result.
Alternatively, the first antenna port of radio node and adjacent wireless node the second antenna port it Between set up after backhaul traffic transmission channel, methods described also includes：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b).
Alternatively, the first antenna port of radio node and adjacent wireless node the second antenna port it Between set up after backhaul traffic transmission channel, methods described also includes：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
The invention discloses a kind of backhaul transport, including：
Backhaul pathways main control channel configuration module, for the first kind antenna port group bag in radio node Backhaul pathways main control channel is configured on the antenna port contained；
Backhaul pathways auxiliary control channel configuration module, for the first kind antenna port group bag in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port contained；
Backhaul traffic transmission channel configuration module, for two groups of first kind antenna port groups in radio node Between and/or first kind antenna port group and Equations of The Second Kind antenna port group between configuration backhaul traffic transmission letter Road.
Alternatively, the backhaul pathways main control channel is used for radio node and its single-hop adjacent wireless node Between main backhaul pathways foundation and holding；
The auxiliary control channel of backhaul pathways is used for newly-built between radio node and its single-hop adjacent wireless node Or the backhaul pathways outside the main backhaul pathways of deletion；
At least one in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways transmits following information At least one of information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken.
Alternatively, backhaul pathways main control channel configuration module, for the first kind antenna in radio node Backhaul pathways main control channel is configured on the antenna port that port set is included, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed.
Alternatively, backhaul pathways auxiliary control channel configuration module, for the first kind antenna in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port that port set is included, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel.
Alternatively, backhaul traffic transmission channel configuration module, for two groups of first kind day in radio node Backhaul traffic transmission channel is configured between line port set, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel.
Alternatively, backhaul traffic transmission channel configuration module, for the first kind antenna end in radio node Backhaul traffic transmission channel is configured between mouth group and Equations of The Second Kind antenna port group, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels.
Alternatively, described device also includes：
Main backhaul pathways are set up and keep module, for wirelessly being saved using backhaul pathways main control channel The foundation and holding of main backhaul pathways between point and its single-hop adjacent wireless node, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information.
Alternatively, described device also includes：
Other backhaul pathways set up module, for utilizing the auxiliary control channel of backhaul pathways to carry out radio node Backhaul pathways outside main backhaul pathways between its single-hop adjacent wireless node it is newly-built, including：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
Alternatively, described device also includes：
The removing module of other backhaul pathways, for carrying out radio node using the auxiliary control channel of backhaul pathways The deletion of the backhaul pathways outside main backhaul pathways between its single-hop adjacent wireless node, including：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
Alternatively, described device also includes：
Radio-frequency measurement module, the starting radio node and purpose radio node for backhaul pathways are by leading back It is its measurement time-frequency of the configuration on candidate's backhaul transport frequency band that journey path, which obtains backhaul pathways administrative unit, The configuration information of window；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result.
Alternatively, described device also includes：
Wave beam alignment modules, for the second of the first antenna port of radio node and adjacent wireless node Set up between antenna port after backhaul traffic transmission channel, performed following processing：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b).
Alternatively, described device also includes：
Wave beam alignment modules, for the second of the first antenna port of radio node and adjacent wireless node Set up between antenna port after backhaul traffic transmission channel, also performed following processing：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
Compared with prior art, a kind of backhaul transport method and device that the present invention is provided, in radio node An antenna port including of first kind antenna port group on configure backhaul pathways main control channel, in nothing Backhaul pathways auxiliary control is configured at least one antenna port that the first kind antenna port group of line node is included Channel processed, between two groups of first kind antenna port groups of radio node and/or first kind antenna port group Backhaul traffic transmission channel is configured between Equations of The Second Kind antenna port group.The present invention can increase backhaul pathways Quantity, the dynamic range for extending backhaul traffic, raising backhaul pathways topological structure restructuring ability and backhaul section The frequency spectrum resource service efficiency of point.
Brief description of the drawings
Fig. 1 is a kind of flow chart of backhaul transport method of the embodiment of the present invention.
Fig. 2 is a kind of backhaul transport schematic diagram of the embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing Embodiments of the invention are described in detail.It should be noted that in the case where not conflicting, this Shen Please in embodiment and the feature in embodiment can mutually be combined.
Following wireless backhaul needs the data carried to have following features：1) big transmission bandwidth；2) it is big Data traffic fluctuation, fluctuation range can reach an order of magnitude.Accordingly, it would be desirable to consider to share The wireless backhaul structure of frequency spectrum, shared transmission channel.
Embodiment 1, a kind of multiple-input and multiple-output backhaul transport method citing
As shown in figure 1, the embodiments of the invention provide a kind of backhaul transport method, comprising the following steps：
Step S110, matches somebody with somebody on an antenna port including of first kind antenna port group for radio node Put backhaul pathways main control channel；
Step S120, at least one antenna port included in the first kind antenna port group of radio node The upper configuration auxiliary control channel of backhaul pathways；
Step S130, between two groups of first kind antenna port groups of radio node and/or first kind antenna Backhaul traffic transmission channel is configured between port set and Equations of The Second Kind antenna port group；
Wherein, the first kind antenna port group is the wireless aerial port set for backhaul transport；
Wherein, the Equations of The Second Kind antenna port group is the wireless aerial port accessed for radio terminal Group；
Wherein, the first kind antenna port group is one or more groups of；
Wherein, the first kind antenna port group at least includes two antenna ports；
Wherein, the backhaul pathways main control channel is used between radio node and its single-hop adjacent wireless node Main backhaul pathways foundation and holding；
Wherein, the auxiliary control channel of the backhaul pathways is used between radio node and its single-hop adjacent wireless node Backhaul pathways outside the newly-built or main backhaul pathways of deletion；
Wherein, in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways at least one transmission with At least one of lower information information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken；
Wherein, backhaul is configured on the antenna port that the first kind antenna port group of radio node is included Path main control channel, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed；
Wherein, configured at least one antenna port that the first kind antenna port group of radio node is included The auxiliary control channel of backhaul pathways, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel；
Wherein, the running time-frequency resource positional information includes the frequency that the auxiliary control channel of the backhaul pathways is used At least one of position, time window position；The frequency location includes the backhaul pathways auxiliary control system The position of the centre frequency for the frequency resource block that channel is used and/or the width of frequency resource block.
Wherein, backhaul traffic transmission letter is configured between two groups of first kind antenna port groups of radio node Road, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
Wherein, match somebody with somebody between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node and put back into Journey service transmission channel, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
Wherein, methods described also includes：Radio node and its list are carried out using backhaul pathways main control channel The foundation and holding of the main backhaul pathways between adjacent wireless node are jumped, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information；
Wherein, backhaul pathways administrative unit is a kind of network equipment or NE, radio node Number, bandwidth of return pass etc. are managed, similar to GSM (Global System for Mobile Communication, global system for mobile communications) base station manager in system.
Wherein, methods described also includes：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node Backhaul pathways outside main backhaul pathways it is newly-built, including：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
Wherein, methods described also includes：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node The deletion of backhaul pathways outside main backhaul pathways, including：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
Wherein, methods described also includes：
The starting radio node and purpose radio node of backhaul pathways obtain backhaul road by main backhaul pathways The configuration information that measures time-frequency window of the footpath administrative unit for its configuration on candidate's backhaul transport frequency band；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result；
Wherein, between the first antenna port of radio node and the second antenna port of adjacent wireless node Set up after backhaul traffic transmission channel, methods described also includes：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b)；
Or, between the first antenna port of radio node and the second antenna port of adjacent wireless node Set up after backhaul traffic transmission channel, methods described also includes：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
Embodiment 2, a kind of multiple-input and multiple-output backhaul transport citing
As shown in Fig. 2 the embodiments of the invention provide a kind of backhaul transport, including：
Backhaul pathways main control channel configuration module 210, for the first kind antenna port in radio node Backhaul pathways main control channel is configured on the antenna port that group is included；
Backhaul pathways auxiliary control channel configuration module 220, for the first kind antenna port in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port that group is included；
Backhaul traffic transmission channel configuration module 230, for two groups of first kind antenna ends in radio node Configuration backhaul traffic is passed between mouth group and/or between first kind antenna port group and Equations of The Second Kind antenna port group Defeated channel.
Wherein, the backhaul pathways main control channel is used between radio node and its single-hop adjacent wireless node Main backhaul pathways foundation and holding；
The auxiliary control channel of backhaul pathways is used for newly-built between radio node and its single-hop adjacent wireless node Or the backhaul pathways outside the main backhaul pathways of deletion；
At least one in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways transmits following information At least one of information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken.
Wherein, backhaul pathways main control channel configuration module 210, for the first kind day in radio node Backhaul pathways main control channel is configured on the antenna port that line port set is included, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed.
Wherein, backhaul pathways auxiliary control channel configuration module 220, for the first kind day in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port that line port set is included, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the running time-frequency resource positional information includes the frequency that the auxiliary control channel of the backhaul pathways is used At least one of position, time window position；The frequency location includes the backhaul pathways auxiliary control system The position of the centre frequency for the frequency resource block that channel is used and/or the width of frequency resource block；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel.
Wherein, backhaul traffic transmission channel configuration module 230, for two groups of first kind in radio node Backhaul traffic transmission channel is configured between antenna port group, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel.
Wherein, backhaul traffic transmission channel configuration module 230, for the first kind antenna in radio node Backhaul traffic transmission channel is configured between port set and Equations of The Second Kind antenna port group, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels.
Wherein, described device also includes：
Module 240 is set up and kept to main backhaul pathways, for carrying out nothing using backhaul pathways main control channel The foundation and holding of main backhaul pathways between line node and its single-hop adjacent wireless node, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information.
Wherein, described device also includes：
Other backhaul pathways set up module 250, wireless for being carried out using the auxiliary control channel of backhaul pathways Newly-built, the bag of the backhaul pathways outside main backhaul pathways between node and its single-hop adjacent wireless node Include：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
Wherein, described device also includes：
The removing module 260 of other backhaul pathways, it is wireless for being carried out using the auxiliary control channel of backhaul pathways The deletion of the backhaul pathways outside main backhaul pathways between node and its single-hop adjacent wireless node, bag Include：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
Wherein, described device also includes：
Radio-frequency measurement module 270, starting radio node and purpose radio node for backhaul pathways pass through It is its measurement of the configuration on candidate's backhaul transport frequency band that main backhaul pathways, which obtain backhaul pathways administrative unit, The configuration information of time-frequency window；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result.
Wherein, described device also includes：
Wave beam alignment modules 280, in the first antenna port of radio node and adjacent wireless node Set up between second antenna port after backhaul traffic transmission channel, performed following processing：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b).
Or, described device also includes：
Wave beam alignment modules 280, in the first antenna port of radio node and adjacent wireless node Set up between second antenna port after backhaul traffic transmission channel, performed following processing：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
A kind of backhaul transport method and device that above-described embodiment is provided, in the first kind antenna of radio node Backhaul pathways main control channel is configured on the antenna port that port set is included, the first of radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port that class antenna port group is included, wireless Between two groups of first kind antenna port groups of node and/or first kind antenna port group and Equations of The Second Kind antenna end Backhaul traffic transmission channel is configured between mouth group.The embodiment of the present invention can increase backhaul pathways quantity, expansion Open up the dynamic range of backhaul traffic, improve the frequency spectrum of backhaul pathways topological structure restructuring ability and backhaul node Resource utilization.
One of ordinary skill in the art will appreciate that all or part of step in the above method can pass through journey Sequence instructs related hardware to complete, and described program can be stored in computer-readable recording medium, such as only Read memory, disk or CD etc..Alternatively, all or part of step of above-described embodiment can also make Realized with one or more integrated circuits, correspondingly, each module/unit in above-described embodiment can be with Realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.The present invention is not limited In the combination of the hardware and software of any particular form.
It should be noted that the present invention can also have other various embodiments, without departing substantially from spirit of the invention and In the case of its essence, those skilled in the art can make various corresponding changes according to the present invention And deformation, but these corresponding changes and deformation should all belong to the protection model of appended claims of the invention Enclose.

Claims (24)

1. a kind of backhaul transport method, including：
Backhaul pathways are configured on the antenna port that the first kind antenna port group of radio node is included Main control channel；
Backhaul is configured at least one antenna port that the first kind antenna port group of radio node is included The auxiliary control channel in path；
Between two groups of first kind antenna port groups of radio node and/or first kind antenna port group and the Backhaul traffic transmission channel is configured between two class antenna port groups.
2. the method as described in claim 1, it is characterised in that：
The master that the backhaul pathways main control channel is used between radio node and its single-hop adjacent wireless node The foundation and holding of backhaul pathways；
The auxiliary control channel of backhaul pathways is used for newly-built between radio node and its single-hop adjacent wireless node Or the backhaul pathways outside the main backhaul pathways of deletion；
At least one in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways transmits following information At least one of information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken.
3. the method as described in claim 1, it is characterised in that：
Backhaul pathways are configured on the antenna port that the first kind antenna port group of radio node is included Main control channel, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed.
4. the method as described in claim 1, it is characterised in that：
Backhaul is configured at least one antenna port that the first kind antenna port group of radio node is included The auxiliary control channel in path, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel.
5. the method as described in claim 1, it is characterised in that：
Backhaul traffic transmission channel, bag are configured between two groups of first kind antenna port groups of radio node Include：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel.
6. the method as described in claim 1, it is characterised in that：
Backhaul industry is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Business transmission channel, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels.
7. method as claimed in claim 2, it is characterised in that also include：
Carried out using backhaul pathways main control channel between radio node and its single-hop adjacent wireless node The foundation and holding of main backhaul pathways, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information.
8. method as claimed in claim 2, it is characterised in that also include：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node Backhaul pathways outside main backhaul pathways it is newly-built, including：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
9. method as claimed in claim 2, it is characterised in that also include：
Carried out using the auxiliary control channel of backhaul pathways between radio node and its single-hop adjacent wireless node The deletion of backhaul pathways outside main backhaul pathways, including：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
10. method as claimed in claim 2, it is characterised in that methods described also includes：
The starting radio node and purpose radio node of backhaul pathways obtain backhaul road by main backhaul pathways The configuration information that measures time-frequency window of the footpath administrative unit for its configuration on candidate's backhaul transport frequency band；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result.
11. method as claimed in claim 2, it is characterised in that：
It is built between the first antenna port of radio node and the second antenna port of adjacent wireless node After vertical backhaul traffic transmission channel, methods described also includes：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b).
12. method as claimed in claim 2, it is characterised in that：
It is built between the first antenna port of radio node and the second antenna port of adjacent wireless node After vertical backhaul traffic transmission channel, methods described also includes：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
13. a kind of backhaul transport, including：
Backhaul pathways main control channel configuration module, for the first kind antenna port group bag in radio node Backhaul pathways main control channel is configured on the antenna port contained；
Backhaul pathways auxiliary control channel configuration module, for the first kind antenna port group bag in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port contained；
Backhaul traffic transmission channel configuration module, for two groups of first kind antenna port groups in radio node Between and/or first kind antenna port group and Equations of The Second Kind antenna port group between configuration backhaul traffic transmission letter Road.
14. device as claimed in claim 13, it is characterised in that：
The master that the backhaul pathways main control channel is used between radio node and its single-hop adjacent wireless node The foundation and holding of backhaul pathways；
The auxiliary control channel of backhaul pathways is used for newly-built between radio node and its single-hop adjacent wireless node Or the backhaul pathways outside the main backhaul pathways of deletion；
At least one in the auxiliary control channel of backhaul pathways main control channel, backhaul pathways transmits following information At least one of information：
Backhaul pathways control information, return pass bandwidth, return pass frequency, return pass access guiding, Return pass reconfiguration information, return pass wave beam alignment control information and radio node are in candidate's backhaul frequency The Interference Detection information taken.
15. device as claimed in claim 13, it is characterised in that：
Backhaul pathways main control channel configuration module, for the first kind antenna port group bag in radio node Backhaul pathways main control channel is configured on the antenna port contained, including：
With backhaul traffic transmission channel working band identical frequency band in configure with interior backhaul pathways master control Channel processed；And/or,
Configured in the frequency band different from backhaul traffic transmission channel working band with outer backhaul pathways master control Channel processed.
16. device as claimed in claim 13, it is characterised in that：
Backhaul pathways auxiliary control channel configuration module, for the first kind antenna port group bag in radio node The auxiliary control channel of backhaul pathways is configured at least one antenna port contained, including：
Obtain the running time-frequency resource for the auxiliary control channel of backhaul pathways transmitted by backhaul pathways main control channel Positional information；
It is auxiliary that the backhaul pathways are configured using the running time-frequency resource positional information of the auxiliary control channel of the backhaul pathways Control channel；
Wherein, the auxiliary control channel of the backhaul pathways includes：With band of the backhaul traffic transmission channel with frequency band The interior auxiliary control channel of backhaul pathways and/or auxiliary with the outer backhaul pathways of band of backhaul traffic transmission channel alien frequencies band Control channel.
17. device as claimed in claim 13, it is characterised in that：
Backhaul traffic transmission channel configuration module, for two groups of first kind antenna port groups in radio node Between configure backhaul traffic transmission channel, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel With one-to-one, one-to-many, many-one or multi-to-multi between two groups of first kind antenna port groups of radio node Mode configure backhaul traffic transmission channel, including use following a)-d) in any one mode matched somebody with somebody Put：
A) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of one antenna port receiving channel of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
B) radio frequency transmission distribution network is configured between two groups of first kind antenna port groups of radio node, this is penetrated Keep pouring in that defeated distribution network is directly amplified with radio frequency and/or radio frequency conversion system will be from one group of first kind antenna The signal of multiple antenna port receiving channels of port set is sent in another group of first kind antenna port group One or more antenna port transmission channels；
C) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to an antenna port from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel；
D) radio frequency transmission net and Base-Band Processing are configured between two groups of first kind antenna port groups of radio node Unit, the baseband processing unit receives logical to multiple antenna ports from one group of first kind antenna port group The signal in road is demodulated and is sent to after modulating one or more of another group of first kind antenna port group Antenna port transmission channel.
18. device as claimed in claim 13, it is characterised in that：
Backhaul traffic transmission channel configuration module, for the first kind antenna port group in radio node and the Backhaul traffic transmission channel is configured between two class antenna port groups, including：
Existed according to the backhaul pathways control information from backhaul pathways main control channel or the acquisition of auxiliary control channel Between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node with it is one-to-one, one-to-many, The mode of many-one or multi-to-multi configures backhaul traffic transmission channel, including uses following a)-d) in it is any A kind of mode is configured：
A) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of an antenna port receiving channel from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
B) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission distribution network network, radio frequency transmission distribution network is directly amplified with radio frequency and/or radio frequency conversion system will The signal of multiple antenna port receiving channels from first kind antenna port group is sent to Equations of The Second Kind antenna end One or more of mouth group antenna port transmission channel；
C) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to a day from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels；
D) radio frequency is configured between the first kind antenna port group and Equations of The Second Kind antenna port group of radio node Transmission network and baseband processing unit, the baseband processing unit is to multiple days from first kind antenna port group The signal of line end mouthful receiving channel is demodulated and is sent to after modulating one in Equations of The Second Kind antenna port group Or multiple antenna port transmission channels.
19. device as claimed in claim 14, it is characterised in that also include：
Main backhaul pathways are set up and keep module, for wirelessly being saved using backhaul pathways main control channel The foundation and holding of main backhaul pathways between point and its single-hop adjacent wireless node, including：
First radio node and the second radio node are by backhaul pathways main control channel from backhaul pathways pipe Manage the main backhaul pathways between unit the first radio node of acquisition and the second radio node are included first The running time-frequency resource information and radio node connection relation information of backhaul traffic transmission channel；
First radio node is right in the first backhaul traffic transmission channel institute with second radio node Antenna port pair is determined according to the radio node annexation got on the running time-frequency resource answered, determination is used The antenna port gone out is to setting up the first backhaul traffic transmission channel；
After the first backhaul traffic transmission channel is set up, first radio node passes through backhaul pathways master Control channel sends the access for setting up the first backhaul traffic transmission channel to second radio node Request or access guiding signal；Or, second radio node by backhaul pathways main control channel to First radio node sends access request or the access for setting up the first backhaul traffic transmission channel Guide signal；
First radio node or second radio node are by backhaul pathways main control channel to institute State backhaul pathways administrative unit and send the first backhaul traffic transmission channel foundation completion configured information.
20. device as claimed in claim 14, it is characterised in that also include：
Other backhaul pathways set up module, for utilizing the auxiliary control channel of backhaul pathways to carry out radio node Backhaul pathways outside main backhaul pathways between its single-hop adjacent wireless node it is newly-built, including：
Corresponding first radio node of newly-built backhaul pathways and the second radio node pass through backhaul pathways master Control channel obtains newly-built backhaul traffic transmission channel and/or newly-built backhaul traffic transmission channel correspondence The auxiliary control channel of backhaul pathways used in running time-frequency resource information and radio node between annexation believe Breath；
First radio node and the second radio node are according to the running time-frequency resource information and radio node Between connection relation information set up the newly-built backhaul traffic transmission channel and/or the newly-built backhaul traffic The auxiliary control channel of the corresponding backhaul pathways of transmission channel.
21. device as claimed in claim 14, it is characterised in that also include：
The removing module of other backhaul pathways, for carrying out radio node using the auxiliary control channel of backhaul pathways The deletion of the backhaul pathways outside main backhaul pathways between its single-hop adjacent wireless node, including：
Corresponding first radio node of backhaul pathways to be deleted and the second radio node pass through backhaul pathways Main control channel obtains the configured information deleted and specify backhaul pathways, and the configured information includes road to be deleted The antenna port information that footpath number information and/or path to be deleted are used；
First radio node and the second radio node discharge to be deleted return according to the configured information The backhaul traffic transmission channel in journey path and/or the corresponding backhaul of backhaul traffic transmission channel to be deleted Running time-frequency resource shared by the auxiliary control channel in path.
22. device as claimed in claim 14, it is characterised in that also include：
Radio-frequency measurement module, the starting radio node and purpose radio node for backhaul pathways are by leading back It is its measurement time-frequency of the configuration on candidate's backhaul transport frequency band that journey path, which obtains backhaul pathways administrative unit, The configuration information of window；
The starting radio node and purpose radio node of the backhaul pathways are intraoral in the measurement time frequency window The amplitude or power of radiofrequency signal or Radio frequency interference are measured, and is managed by main backhaul pathways to backhaul pathways Unit is reported in measurement time frequency window intraoral measurement data or measurement result.
23. device as claimed in claim 14, it is characterised in that also include：
Wave beam alignment modules, for the second of the first antenna port of radio node and adjacent wireless node Set up between antenna port after backhaul traffic transmission channel, performed following processing：
A) launching beam of first antenna port is pointed to one angle adjustment amount of adjustment by the radio node θ；
B) radio node uses backhaul pathways control channel or backhaul traffic transmission channel to the phase Second antenna port of adjacent radio node sends amplitude-comprised direction-finding signal；
C) the second antenna port of the adjacent wireless node receives the amplitude-comprised direction-finding signal and measured and connects The amplitude of the collection of letters number, the radio node is fed back to by the range value of the reception signal of measurement；
D) radio node judges whether the reception signal amplitude value of the adjacent wireless node feedback reaches To maximum, it is the adjustment for terminating to point to launching beam, otherwise, launching beam is pointed into adjustment one Individual new angle adjustment amountReturn to step b).
24. device as claimed in claim 14, it is characterised in that also include：
Wave beam alignment modules, for the second of the first antenna port of radio node and adjacent wireless node Set up between antenna port after backhaul traffic transmission channel, also performed following processing：
A) the reception beam position of first antenna port is adjusted an angle adjustment amount by the radio node θ；
B) radio node uses the backhaul pathways control channel or backhaul traffic on first antenna port Transmission channel receives the amplitude-comprised direction-finding signal that the second antenna port of the adjacent wireless node is sent, measurement Receive the amplitude of signal；
C) radio node judges whether the reception signal amplitude value reaches maximum, is to terminate Adjustment to receiving beam position, otherwise, will receive beam position and adjusts a new angle adjustment amount Return to step b).
CN201610156873.0A 2016-03-18 2016-03-18 A kind of backhaul transport method and device Pending CN107205267A (en)

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PCT/CN2017/074278 WO2017157140A1 (en) 2016-03-18 2017-02-21 Backhaul transmission method and device

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CN109982449A (en) * 2017-12-27 2019-07-05 电信科学技术研究院 A kind of method and apparatus that data are transmitted by wireless backhaul network
WO2019223500A1 (en) * 2018-05-21 2019-11-28 中国移动通信有限公司研究院 Method for processing adaptation layer of wireless backhaul node, and adaptation layer
WO2024031583A1 (en) * 2022-08-11 2024-02-15 Nec Corporation Methods, devices and computer storage media of communication

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AU2011243372B2 (en) * 2010-04-23 2014-10-23 Lg Electronics Inc. Method for transceiving signals between a base station and a relay node in a multiuser multi-antenna wireless communication system, and apparatus for same
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Publication number Priority date Publication date Assignee Title
CN109982449A (en) * 2017-12-27 2019-07-05 电信科学技术研究院 A kind of method and apparatus that data are transmitted by wireless backhaul network
CN109982449B (en) * 2017-12-27 2021-05-25 电信科学技术研究院 Method and equipment for transmitting data through wireless backhaul network
WO2019223500A1 (en) * 2018-05-21 2019-11-28 中国移动通信有限公司研究院 Method for processing adaptation layer of wireless backhaul node, and adaptation layer
US11490288B2 (en) 2018-05-21 2022-11-01 China Mobile Communication Co., Ltd Research Institute Processing method of adaptation layer of integrated access and backhaul node and adaptation layer
WO2024031583A1 (en) * 2022-08-11 2024-02-15 Nec Corporation Methods, devices and computer storage media of communication

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Application publication date: 20170926