WO2017140185A1

WO2017140185A1 - Method and device for wireless backhaul network access control and storage medium

Info

Publication number: WO2017140185A1
Application number: PCT/CN2017/000048
Authority: WO
Inventors: 刁心玺
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-02-19
Filing date: 2017-01-03
Publication date: 2017-08-24
Also published as: CN107105475A

Abstract

The present application is related to the field of radio communications. Provided are a method and device for wireless backhaul network access control and a storage medium, comprising: receiving an access request of a second wireless node via a backhaul path control channel of the first wireless node, and guiding the second wireless node via the backhaul path control channel of the first wireless node to access a wireless backhaul service channel of the first wireless node, where the first wireless node is provided at a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission. Implemented is increased flexibility in the construction of and access to a backhaul path and the overall performance of a backhaul network, also implemented is a backhaul channel that is simple and robust and can be added or deleted flexibly.

Description

Wireless backhaul network access control method and device, storage medium

Technical field

The present invention relates to radio communication technologies, and in particular, to a wireless backhaul network access control method and apparatus, and a storage medium.

Background technique

The deployment of wireless IoT requires reliable and stable backhaul transmission for a large number of low-rate, low-power, low-test, low-cost terminal nodes. The Internet of Things has the characteristics of uncertain shape, uncertain geographic area and uncertain deployment density. The topology and layout of the backhaul network are difficult to pre-plan and have strong self-growth characteristics. This self-growth feature also requires the Internet of Things. The backhaul node has the characteristics of simple deployment and easy maintenance of Lubang.

In the subsequent development of cellular mobile communication networks and wireless access networks, high-density deployment of base stations has the following new requirements for wireless backhaul:

Wireless backhaul channels need to adapt to large bandwidth fluctuations of data services, such as bandwidth fluctuations of up to several tens of times;

Wireless backhaul channels need to have the ability to efficiently use spectrum and avoid interference, such as using the spectrum in a flexible space division;

The wireless backhaul channel needs to overcome the adverse effects of the NLOS channel, such as flexible avoidance of the appearance of the NLOS path;

The wireless backhaul channel needs to have a ground transmission delay, for example, the transmission delay of the multi-hop wireless backhaul transmission is less than 1 millisecond;

The wireless backhaul channel needs to have reliability and robustness, such as the transmission capability of the backhaul channel is not affected or maintains the basic transmission capability in the case of a small number of relay node failures;

Existing wireless backhaul technologies include AD-HOC (no infrastructure network, or temporary/dynamic settings) Network) technology, MESH (grid network) technology, these technologies are still developing, and its existing transmission solution can not meet the research report "RSPG15-607, RSPG Report on Spectrum issues on Wireless Backhaul, Brussels, 11June 2015 ( The Radio Spectrum Policy Group Report No. RSPG 15-607, RSPG Report on Wireless Backhaul Spectrum Issues, June 11, 2015, Brussels. RSPG: Radio Spectrum Policy Group) gives the requirements for future wireless backhaul capabilities.

At present, the wireless backhaul technology in the land mobile communication network has the following disadvantages:

The automatic access capability is poor and the access takes a long time; the authentication capability is poor; the backhaul path reorganization capability is poor.

Summary of the invention

The invention provides a wireless backhaul network access control method and device, a storage medium, a flexible configuration backhaul transmission path, a flexible configuration wireless backhaul spectrum and a wireless backhaul of a radio frequency transmission channel.

In order to achieve the above object, the technical solution adopted by the present invention is as follows:

A wireless backhaul network access control method is applied to a first wireless node, including:

Receiving an access request of the second wireless node by using a backhaul path control channel of the first wireless node;

Directing, by the backhaul path control channel of the first wireless node, the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

The first wireless node is disposed on a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission.

As an implementation manner, before the guiding the second wireless node to access the wireless backhaul service channel of the first wireless node, the method further includes:

A transmit beam direction measurement signal of the second wireless node is received by the backhaul path control channel of the first wireless node.

As an implementation manner, the guiding, by the backhaul path control channel of the first wireless node, the second wireless node to access the wireless backhaul traffic channel of the first wireless node includes:

And guiding the second wireless node to access a wireless backhaul traffic channel of the first wireless node according to the access request and the transmit beam direction measurement signal.

As an implementation manner, the access request includes at least one of the following:

Identification information of the second wireless node;

The spectrum usage capability information of the antenna port included in the second wireless node and the radio frequency channel corresponding to the antenna port;

The identification information of the antenna port of the access request is sent.

As an implementation manner, the wireless backhaul traffic channel that guides the second wireless node to access the first wireless node by using the backhaul path control channel of the first wireless node includes at least one of the following:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node;

Using the backhaul path control channel of the first wireless node to transmit beam direction guidance information of a beam used by the wireless backhaul traffic channel to the second wireless node;

Transmitting a wireless backhaul network system message to the second wireless node by using a backhaul path control channel of the first wireless node;

A synchronization signal is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.

As an implementation manner, the time-frequency resource indication information for transmitting the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node includes:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information to be used by the second wireless node to access the wireless backhaul service channel of the first wireless node; or

Transmitting the time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the wireless backhaul network to the second wireless node by using the backhaul path control channel of the first wireless node.

As an implementation manner, using the backhaul path control channel of the first wireless node to send the beam pointing guidance information of the beam used by the wireless backhaul traffic channel to the second wireless node includes:

Using the backhaul path control channel of the first wireless node to send, to the second wireless node, beam pointing guidance information to be used for accessing the wireless backhaul traffic channel of the first wireless node; or

The beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.

As an implementation manner, after receiving the access request of the second wireless node, the method further includes:

The second wireless node is authenticated.

As an implementation manner, authenticating the second wireless node includes:

Determining, by the identity information and/or the encryption sequence of the second wireless node, whether the second wireless node is a compliant node;

If yes, performing the step of guiding the second wireless node to access the wireless backhaul traffic channel of the first wireless node;

If not, the step of directing the second wireless node to access the wireless backhaul traffic channel of the first wireless node is interrupted.

As an implementation manner, the method further includes:

Receiving a backhaul path control channel activation signal sent by the second wireless node;

Transmitting wireless backhaul network information and/or first wireless node information and/or cell synchronization signals to the second wireless node.

As an implementation manner, the wireless backhaul network information includes at least one of the following:

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

Path backhaul and hop count information available for the wireless backhaul network;

The first wireless node information includes at least one of the following:

Time-frequency position information of a backhaul path control channel of the first wireless node;

Available backhaul traffic channel bandwidth information for the first wireless node;

Identification information of the first wireless node;

The cell synchronization signal includes a primary synchronization signal and/or a secondary synchronization signal transmitted by the first wireless node for establishing a time synchronization with the second wireless node.

The present invention provides a wireless backhaul network access control method, which is applied to a second wireless node, and includes:

Sending an access request to a backhaul path control channel of the first wireless node;

Obtaining, by the first wireless node, a control signal of a control channel through a backhaul path, where the control signal is used to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

As an implementation manner, the method further includes:

Transmitting backhaul service data on a time-frequency resource of the backhaul path control channel configuration of the first wireless node; and/or adjusting the second by using beam direction guidance information transmitted by the backhaul path control channel of the first wireless node The direction of the beam where the backhaul traffic channel is transmitted by the wireless node.

Before acquiring the control signal of the first wireless node through the backhaul path control channel, the method further includes:

Transmitting a beam direction measurement signal to a backhaul path control channel of the first wireless node.

Identification information of the second wireless node;

As an implementation manner, acquiring, by the first wireless node, a control signal of the control channel through the backhaul path includes at least one of the following:

Obtaining time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel;

Obtaining beam pointing guidance information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel;

Obtaining a wireless backhaul network system message sent by the first wireless node through the backhaul path control channel;

Acquiring a synchronization signal sent by the first wireless node through the backhaul path control channel.

As an implementation manner, the time-frequency resource indication information of the wireless backhaul traffic channel that is sent by the first wireless node by using the backhaul path control channel includes:

Obtaining, by the first wireless node, time-frequency resource indication information to be used by the wireless backhaul service channel of the first wireless node sent by the backhaul path control channel; or

Obtaining time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.

As an implementation manner, acquiring beam direction guiding information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel includes:

Obtaining beam pointing guidance information to be used by the first wireless node to access the wireless backhaul traffic channel of the first wireless node sent by the backhaul path control channel; or

Obtaining beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.

As an implementation manner, after the sending the access request to the backhaul path control channel of the first wireless node, the method further includes:

Transmitting identification information and/or encryption of the second wireless node to the first wireless node sequence;

Receiving an authentication operation of the first wireless node.

As an implementation manner, the method further includes:

Transmitting a backhaul path control channel activation signal to the first wireless node;

Receiving wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal sent by the wireless node.

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

The first wireless node information includes at least one of the following:

Identification information of the first wireless node;

The present invention also provides a wireless backhaul network access control apparatus, which is disposed on the first wireless node, and includes:

a first receiving module, configured to receive an access request of the second wireless node by using a backhaul path control channel of the first wireless node;

a first processing module, configured to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node by using a backhaul path control channel of the first wireless node;

As an implementation manner, the first receiving module is further configured to:

As an implementation manner, the first processing module, by using the backhaul path control channel of the first wireless node, to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node, is:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node; or

Using the backhaul path control channel of the first wireless node to transmit beam direction guidance information of the beam used by the wireless backhaul traffic channel to the second wireless node; or

Transmitting a wireless backhaul network system message to the second wireless node using the backhaul path control channel of the first wireless node; or

As an implementation manner, the first processing module sends the time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node to:

Transmitting a time-frequency resource indication message to be used by the wireless backhaul service channel of the third wireless node included in the wireless backhaul network to the second wireless node by using the backhaul path control channel of the first wireless node interest.

As an implementation manner, the beam direction pointing information of the beam used by the first processing module to send the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node is:

As an implementation manner, the apparatus further includes an authentication module configured to authenticate the second wireless node.

As an implementation manner, the authenticating module authenticating the second wireless node means:

Also included is a first transmitting module configured to transmit wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal to the second wireless node.

The present invention also provides a wireless backhaul network access control apparatus, which is disposed on the second wireless node, and includes:

a second sending module configured to send access to a backhaul path control channel of the first wireless node request;

a second receiving module, configured to acquire a control signal of the first wireless node by using a backhaul path control channel, where the control signal is used to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

As an implementation manner, the device further includes: a second processing module, configured to:

As an implementation manner, the second sending module is further configured to:

The obtaining, by the second receiving module, the control signal of the first wireless node through the backhaul path control channel refers to:

Obtaining time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel; or

Obtaining beam pointing guidance information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel; or

Obtaining a wireless backhaul network system message sent by the first wireless node through the backhaul path control channel; or

As an implementation manner, the second receiving module acquires time-frequency resource indication information of the wireless backhaul traffic channel that is sent by the first wireless node through the backhaul path control channel, and is:

As an implementation manner, the beam receiving guidance information of the beam used by the second receiving module to obtain the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel refers to:

Transmitting, to the first wireless node, identity identification information and/or an encrypted sequence of the second wireless node;

The second receiving module is further configured to receive an authentication operation of the first wireless node.

As an implementation manner, the second sending module is further configured to: send a backhaul path control channel activation signal to the first wireless node;

The second receiving module is further configured to receive wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal sent by the wireless node.

Embodiments of the present invention also provide a computer readable storage medium arranged to store program code for performing the wireless backhaul access control method.

Compared with the prior art, the invention has the following beneficial effects:

The solution provided by the present invention can overcome at least one of the shortcomings of the existing wireless backhaul technology that the automatic access capability is poor, the access time is long, the authentication capability is poor, and the backhaul path reorganization capability is poor. The flexibility of backhaul path construction and access and the overall performance of the backhaul network are improved, and the implementation is simple, robust, and flexible to add or delete backhaul channels.

DRAWINGS

1 is a flowchart of a wireless backhaul network access control method according to an embodiment of the present invention;

2 is a flowchart of another wireless backhaul network access control method according to an embodiment of the present invention;

3 is a schematic structural diagram of a wireless backhaul network access control apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of another wireless backhaul network access control apparatus according to an embodiment of the present invention.

detailed description

The embodiments of the present invention will be described with reference to the accompanying drawings, and the embodiments and embodiments of the present application, in the case of no conflict, in order to clarify the present invention. The features in can be combined with each other arbitrarily.

As shown in FIG. 1 , an embodiment of the present invention provides a wireless backhaul network access control method, which is applied to a first wireless node, and includes:

S101. Receive an access request of a second wireless node by using a backhaul path control channel of the first wireless node.

S102. The second wireless node is guided by the backhaul path control channel of the first wireless node to access a wireless backhaul traffic channel of the first wireless node.

Before step S102, the method further includes:

Step S102 includes:

The access request includes at least one of the following:

Identification information of the second wireless node;

Step S102 includes at least one of the following:

The transmitting the time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node includes:

The beam pointing guidance information of the beam used for transmitting the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node includes:

Transmitting a beam pointing guide signal to be used by the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network to the second wireless node using the backhaul path control channel of the first wireless node interest.

After step S101, the method further includes:

The second wireless node is authenticated.

The authenticating the second wireless node includes:

Before step S101, the method further includes:

The wireless backhaul network information includes at least one of the following:

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

The first wireless node information includes at least one of the following:

Identification information of the first wireless node;

As shown in FIG. 2, an embodiment of the present invention further provides a wireless backhaul network access control method, which should For the second wireless node, including:

S201. Send an access request to a backhaul path control channel of the first wireless node.

S202. Acquire, by the first wireless node, a control signal of a control channel by using a backhaul path, where the control signal is used to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node.

After step S2012, the method further includes:

Before step S201, the method further includes:

The access request includes at least one of the following:

Identification information of the second wireless node;

The obtaining, by the first wireless node, a control signal of the control channel through the backhaul path includes at least one of the following:

Obtaining a wireless backhaul traffic channel that is sent by the first wireless node through the backhaul path control channel Using the beam of the beam to direct the guidance information;

Obtaining time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel includes:

Obtaining beam direction guiding information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel includes:

After the sending the access request to the backhaul path control channel of the first wireless node, the method further includes:

Receiving an authentication operation of the first wireless node.

The method also includes:

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

The first wireless node information includes at least one of the following:

Identification information of the first wireless node;

As shown in FIG. 3, an embodiment of the present invention further provides a wireless backhaul network access control apparatus, which is disposed on a first wireless node, and includes:

The first receiving module is further configured to: receive, by the backhaul path control channel of the first wireless node, a transmit beam direction measurement signal of the second wireless node.

The first processing module, by using the backhaul path control channel of the first wireless node, to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node, is:

The time-frequency resource indication information that the first processing module sends the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node refers to:

The beam pointing guidance information of the beam used by the first processing module to send the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node is:

The apparatus also includes an authentication module configured to authenticate the second wireless node.

The authenticating module authenticating the second wireless node means:

Determining the second wireless section using identification information and/or an encryption sequence of the second wireless node Whether the point is a compliance node;

The first receiving module is further configured to: receive a backhaul path control channel activation signal sent by the second wireless node;

As shown in FIG. 4, an embodiment of the present invention further provides a wireless backhaul network access control apparatus, where: the second wireless node is configured to:

a second sending module, configured to send an access request to a backhaul path control channel of the first wireless node;

The device further includes: a second processing module configured to: transmit and receive backhaul service data on a time-frequency resource configured by a backhaul path control channel of the first wireless node; and/or use the first wireless node The beam pointing guidance information transmitted by the backhaul path control channel adjusts the direction of the beam where the backhaul traffic channel transmitted by the second wireless node is located.

The second sending module is further configured to: send a transmit beam direction measurement signal to a backhaul path control channel of the first wireless node.

The second receiving module acquires control of the first wireless node by using a backhaul path control channel Signaling means:

The time-frequency resource indication information of the wireless backhaul traffic channel that is sent by the first receiving node to the first wireless node through the backhaul path control channel is:

The beam receiving guidance information of the beam used by the second receiving module to obtain the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel refers to:

The second sending module is further configured to:

The second sending module is further configured to: send backhaul path control to the first wireless node Channel activation signal;

Example 1

This embodiment specifically describes an example of a wireless backhaul network access control method.

A wireless backhaul network access control method is provided on the wireless backhaul network side, and includes the following steps:

Receiving, by using a backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network, an access request of the second wireless node supporting the backhaul transmission;

The second wireless node is used to access the wireless backhaul traffic channel of the first wireless node using the backhaul path control channel of the first wireless node.

The method given in this embodiment, wherein

The method for receiving an access request of a second wireless node that supports backhaul transmission includes the following steps:

Receiving at least one of the following information from the second wireless node:

Identification information of the second wireless node;

Spectrum usage capability information of the antenna port and its corresponding radio channel included in the second wireless node;

The identification information of the antenna port that sends the access request signal.

The method given in this embodiment, wherein

The method for guiding a second wireless node to access a wireless backhaul traffic channel of a first wireless node by using a backhaul path control channel of the first wireless node includes at least one of the following steps:

Transmitting a wireless backhaul to the second wireless node using the backhaul path control channel of the first wireless node The beam of the beam used by the traffic channel points to the guiding information;

Transmitting a wireless backhaul network system message to the second wireless node using the backhaul path control channel of the first wireless node;

The method given in this embodiment, wherein

The step of using the backhaul path control channel of the first wireless node to send the time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node, further includes:

Transmitting, by using a backhaul path control channel of the first wireless node, time-frequency resource indication information that is required to be used by the second wireless node to access the wireless backhaul traffic channel of the first wireless node; or

Transmitting, by using a backhaul path control channel of the first wireless node, time-frequency resource indication information that is required to be used by the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network to the second wireless node;

The step of using the backhaul path control channel of the first wireless node to send the beam pointing guidance information of the beam used by the wireless backhaul traffic channel to the second wireless node, further includes:

Using the backhaul path control channel of the first wireless node to transmit, to the second wireless node, beam steering guidance information required to access the wireless backhaul traffic channel of the first wireless node; or

The method provided in this embodiment further includes

Before the second wireless node accesses the wireless backhaul traffic channel of the first wireless node by using the backhaul path control channel of the first wireless node, the second wireless node is authenticated, and the specific steps include:

Determining the wireless node by using identity information and/or encryption sequence sent by the second wireless node Whether it is a compliance node;

If yes, using the backhaul path control channel of the first wireless node to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node;

If not, the second wireless node is not used to access the wireless backhaul traffic channel of the first wireless node using the backhaul path control channel of the first wireless node.

The method provided in this embodiment further includes

Before receiving the access request of the second wireless node supporting the backhaul transmission, the first wireless node receives a backhaul path control channel activation signal from the second wireless node, and after receiving the backhaul path control channel activation signal, Transmitting, to the second wireless node, at least one of wireless backhaul network information, first wireless node information, and a cell synchronization signal;

The wireless backhaul network information includes at least one of the following information:

Wireless backhaul network attribution information;

The number of paths available for the wireless backhaul network;

The first wireless node information includes at least one of the following information:

Identification information of the first wireless node;

The cell synchronization signal includes a primary synchronization signal and/or a secondary synchronization signal sent by the first wireless node for establishing a time synchronization with the second wireless node.

Example 2

A wireless backhaul network access control method is provided on the wireless node side, and includes the following steps:

The second wireless node sends back to the first wireless node that supports the backhaul transmission included in the wireless backhaul network The path control channel sends an access request or a transmit beam direction measurement signal;

The second wireless node receives a control signal from the backhaul path control channel of the first wireless node, the control signal being used to direct the second wireless node to access the wireless backhaul traffic channel of the first wireless node.

The method given in this embodiment, wherein

The method for the second wireless node to send an access request to the backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network includes the following steps:

Sending at least one of the following information to the first wireless node:

Identification information of the second wireless node;

Identification information of an antenna port that transmits an access request signal;

Authentication information.

The method given in this embodiment, wherein

The second wireless node receives a control signal from a backhaul path control channel of the first wireless node, where the control signal is used to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node, including at least one of the following steps :

Obtaining, by the second wireless node, time-frequency resource indication information of the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node;

Obtaining, by the second wireless node, beam direction guiding information of a beam used by the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node;

The second wireless node acquires a wireless backhaul network system message sent by the backhaul path control channel of the first wireless node;

The second wireless node acquires a synchronization signal transmitted by the backhaul path control channel of the first wireless node.

The method given in this embodiment, wherein

The step of the second wireless node acquiring the time-frequency resource indication information of the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node, further includes:

Obtaining, by the second wireless node, time-frequency resource indication information that is required to be used by the backhaul path control channel of the first wireless node to access the wireless backhaul traffic channel of the first wireless node; or

And acquiring, by the second wireless node, time-frequency resource indication information that is required to be used by the wireless backhaul traffic channel of the third wireless node that is included in the access wireless backhaul network sent by the backhaul path control channel of the first wireless node;

The step of the second wireless node acquiring the beam pointing guidance information of the beam used by the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node, further includes:

Obtaining, by the second wireless node, beam direction guiding information that is required to be used by the backhaul path control channel of the first wireless node to access the wireless backhaul traffic channel of the first wireless node; or

The second wireless node acquires beam pointing guidance information that needs to be used by the wireless backhaul traffic channel of the third wireless node included in the access wireless backhaul network sent by the backhaul path control channel of the first wireless node.

The method provided in this embodiment further includes

Receiving, by the second wireless node, a control signal from the backhaul path control channel of the first wireless node, the control signal being used to send the authentication to the first wireless node before the second wireless node is configured to access the wireless backhaul traffic channel of the first wireless node Information, specific steps include:

The identification information and/or the encryption sequence of the second wireless node is sent to the first wireless node.

The method provided in this embodiment further includes

The second wireless node sends a backhaul path control channel activation signal to the first wireless node before transmitting the access request or the transmit beam direction measurement signal to the backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network, and After transmitting the backhaul path control channel activation signal, receiving, by the first wireless node, at least one of the wireless backhaul network information, the first wireless node information, and the cell synchronization signal;

Wireless backhaul network attribution information;

The number of paths available for the wireless backhaul network;

Identification information of the first wireless node;

Example 3

This embodiment specifically illustrates an example of a wireless backhaul network access control apparatus.

A wireless backhaul network access control apparatus is provided for the wireless backhaul network side, and the apparatus includes:

a first receiving module 310, a first processing module 320; wherein

The first receiving module 310 receives, by using a backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network, an access request of the second wireless node that supports the backhaul transmission;

The first processing module 320, using the backhaul path control channel of the first wireless node, to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node;

The first receiving module 310 is configured to perform the following steps:

Identification information of the second wireless node;

The spectrum usage capability letter of the antenna port and its corresponding RF channel included in the second wireless node interest;

The device given in this embodiment, wherein

The first processing module 320 is configured to perform at least one of the following steps:

The device given in this embodiment, wherein

The first processing module 320 further performs the following steps:

Using the backhaul path control channel of the first wireless node to transmit to the second wireless node a beam pointing guide that needs to be used for accessing the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network information.

The device provided in this embodiment further includes

The authentication module 330 is configured to authenticate the second wireless node before the second wireless node accesses the wireless backhaul service channel of the first wireless node by using the backhaul path control channel of the first wireless node, and the specific operation steps include:

Determining whether the wireless node is a compliant node by using identity information and/or an encryption sequence sent by the second wireless node;

The device given in this embodiment, wherein

The first receiving module 310 is further configured to perform the following operations:

Before receiving the access request of the second wireless node supporting the backhaul transmission, the first wireless node receives the backhaul path control channel activation signal from the second wireless node by using the receiving processing module 310, and the first wireless node is After receiving the backhaul path control channel activation signal, using the first sending module 340 to send at least one of the wireless backhaul network information, the first wireless node information, and the cell synchronization signal to the second wireless node;

Wireless backhaul network attribution information;

The number of paths available for the wireless backhaul network;

Identification information of the first wireless node;

Example 4

An example of a wireless backhaul network access control device is provided for the wireless node side, and the device includes:

a second sending module 410, a second receiving module 420; wherein

The second sending module 410 is configured to send, by the second wireless node, an access request or a transmit beam direction measurement signal to a backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network;

The second receiving module 420 is configured to receive, by the second wireless node, a control signal from the backhaul path control channel of the first wireless node, where the control signal is used to guide the second wireless node to access the wireless backhaul traffic channel of the first wireless node.

The device given in this embodiment, wherein

The second sending module 410 is configured to perform the following operations:

Sending at least one of the following information to the first wireless node:

Identification information of the second wireless node;

Authentication information.

The device given in this embodiment, wherein

The second receiving module 420 is configured to perform at least one of the following steps:

The second wireless node acquires the first wireless node by using the backhaul path control signal receiving module Time-frequency resource indication information of the wireless backhaul traffic channel sent by the backhaul path control channel;

The second wireless node acquires beam pointing guidance information of a beam used by the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node by using the backhaul path control signal receiving module;

The second wireless node acquires, by the backhaul path control signal receiving module, a wireless backhaul network system message sent by the backhaul path control channel of the first wireless node;

The second wireless node acquires a synchronization signal sent by the backhaul path control channel of the first wireless node by using the backhaul path control signal receiving module.

The device given in this embodiment, wherein

The second receiving module 420 is further configured to perform the following operations:

And acquiring, by the backhaul path control signal receiving module, the time-frequency resource indication information that is used by the backhaul path control channel of the first wireless node to access the wireless backhaul service channel of the first wireless node; or

The second wireless node acquires time-frequency resource indication information that needs to be used by the wireless backhaul service channel of the third wireless node that is included in the access wireless backhaul network that is sent by the backhaul path control channel of the first wireless node by the backhaul path control signal receiving module;

And the step of the second wireless node acquiring the beam pointing guidance information of the beam used by the wireless backhaul traffic channel sent by the backhaul path control channel of the first wireless node by the backhaul path control signal receiving module, further comprising:

The second wireless node obtains, by using the backhaul path control signal receiving module, the beam pointing guidance information that is required to be used by the backhaul path control channel of the first wireless node to access the wireless backhaul traffic channel of the first wireless node; or

The second wireless node acquires beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the access wireless backhaul network sent by the backhaul path control channel of the first wireless node by using the backhaul path control signal receiving module.

The device provided in this embodiment further includes

a second processing module 430, the module transmitting and receiving backhaul service data on a time-frequency resource configured by the backhaul path control channel of the first wireless node; and/or, the module using the beam direction guidance of the backhaul path control channel of the first wireless node The information adjusts the direction of the beam in which the backhaul traffic channel is transmitted.

The device given in this embodiment, wherein

The second sending module 410 is further configured to perform the following operations:

The second wireless node sends the second transmitting module 410 to the first wireless node before sending the access request or the transmit beam direction measurement signal to the backhaul path control channel of the first wireless node that supports the backhaul transmission included in the wireless backhaul network The backhaul path controls the channel activation signal, and after transmitting the backhaul path control channel activation signal, the second receiving module 420 receives the wireless backhaul network information, the first wireless node information, and the cell from the first wireless node using the backhaul path control signal At least one of the information/signals in the synchronization signal;

Wireless backhaul network attribution information;

The number of paths available for the wireless backhaul network;

Identification information of the first wireless node;

Embodiments of the present invention also provide a computer readable storage medium configured to store steps in various embodiments for performing a wireless backhaul access control method in the foregoing The program code.

The embodiments disclosed in the present invention are as described above, but the contents thereof are only for the purpose of facilitating understanding of the technical solutions of the present invention, and are not intended to limit the present invention. Any modifications and changes in the form and details of the embodiments may be made by those skilled in the art without departing from the scope of the present invention. It is subject to the scope defined by the appended claims.

Claims

A wireless backhaul network access control method is applied to a first wireless node, and the method includes:

Receiving an access request of the second wireless node by using a backhaul path control channel of the first wireless node;

Directing, by the backhaul path control channel of the first wireless node, the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

The first wireless node is disposed on a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission.
The method of claim 1 wherein: before the second wireless node is directed to access the wireless backhaul traffic channel of the first wireless node, the method further comprises:

A transmit beam direction measurement signal of the second wireless node is received by the backhaul path control channel of the first wireless node.
The method of claim 2, wherein: directing, by the backhaul path control channel of the first wireless node, the second wireless node to access the wireless backhaul traffic channel of the first wireless node comprises:

And guiding the second wireless node to access a wireless backhaul traffic channel of the first wireless node according to the access request and the transmit beam direction measurement signal.
The method of claim 1 wherein the access request comprises at least one of:

Identification information of the second wireless node;

The spectrum usage capability information of the antenna port included in the second wireless node and the radio frequency channel corresponding to the antenna port;

The identification information of the antenna port of the access request is sent.
The method of claim 1, wherein the second wireless node is guided to access a wireless backhaul traffic channel of the first wireless node by a backhaul path control channel of the first wireless node Includes at least one of the following:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node;

Using the backhaul path control channel of the first wireless node to transmit beam direction guidance information of a beam used by the wireless backhaul traffic channel to the second wireless node;

Transmitting a wireless backhaul network system message to the second wireless node by using a backhaul path control channel of the first wireless node;

A synchronization signal is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.
The method of claim 5, wherein the transmitting the time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node comprises:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information to be used by the second wireless node to access the wireless backhaul service channel of the first wireless node; or

Transmitting the time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the wireless backhaul network to the second wireless node by using the backhaul path control channel of the first wireless node.
The method of claim 5 wherein: the beam directing guidance information for transmitting the beam for the wireless backhaul traffic channel to the second wireless node using the backhaul path control channel of the first wireless node comprises:

Using the backhaul path control channel of the first wireless node to send, to the second wireless node, beam pointing guidance information to be used for accessing the wireless backhaul traffic channel of the first wireless node; or

The beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.
The method of claim 1 wherein: receiving an access request from a second wireless node It also includes:

The second wireless node is authenticated.
The method of claim 8 wherein: authenticating said second wireless node comprises:

Determining, by the identity information and/or the encryption sequence of the second wireless node, whether the second wireless node is a compliant node;

If yes, performing the step of guiding the second wireless node to access the wireless backhaul traffic channel of the first wireless node;

If not, the step of directing the second wireless node to access the wireless backhaul traffic channel of the first wireless node is interrupted.
The method of claim 1 wherein: said method further comprises:

Receiving a backhaul path control channel activation signal sent by the second wireless node;

Transmitting wireless backhaul network information and/or first wireless node information and/or cell synchronization signals to the second wireless node.
The method of claim 1 wherein said wireless backhaul network information comprises at least one of:

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

Path backhaul and hop count information available for the wireless backhaul network;

The first wireless node information includes at least one of the following:

Time-frequency position information of a backhaul path control channel of the first wireless node;

Available backhaul traffic channel bandwidth information for the first wireless node;

Identification information of the first wireless node;

The cell synchronization signal includes a primary synchronization signal and/or a secondary synchronization signal transmitted by the first wireless node for establishing a time synchronization with the second wireless node.
A wireless backhaul network access control method is applied to a second wireless node, and the method includes:

Sending an access request to a backhaul path control channel of the first wireless node;

Obtaining, by the first wireless node, a control signal of a control channel through a backhaul path, where the control signal is used to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

The first wireless node is disposed on a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission.
The method of claim 12 wherein: the method further comprises:

Transmitting backhaul service data on a time-frequency resource of the backhaul path control channel configuration of the first wireless node; and/or adjusting the second by using beam direction guidance information transmitted by the backhaul path control channel of the first wireless node The direction of the beam where the backhaul traffic channel is transmitted by the wireless node.
The method of claim 12, wherein: before acquiring the control signal of the first wireless node through the backhaul path control channel, the method further comprises:

Transmitting a beam direction measurement signal to a backhaul path control channel of the first wireless node.
The method of claim 12 wherein said access request comprises at least one of:

Identification information of the second wireless node;

The spectrum usage capability information of the antenna port included in the second wireless node and the radio frequency channel corresponding to the antenna port;

The identification information of the antenna port of the access request is sent.
The method of claim 14, wherein the obtaining the control signal of the first wireless node through the backhaul path control channel comprises at least one of the following:

Obtaining a wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel Time-frequency resource indication information;

Obtaining beam pointing guidance information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel;

Obtaining a wireless backhaul network system message sent by the first wireless node through the backhaul path control channel;

Acquiring a synchronization signal sent by the first wireless node through the backhaul path control channel.
The method of claim 16, wherein the obtaining the time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel comprises:

Obtaining, by the first wireless node, time-frequency resource indication information to be used by the wireless backhaul service channel of the first wireless node sent by the backhaul path control channel; or

Obtaining time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.
The method of claim 16, wherein: obtaining beam direction guidance information of a beam used by the wireless backhaul traffic channel transmitted by the first wireless node through the backhaul path control channel comprises:

Obtaining beam pointing guidance information to be used by the first wireless node to access the wireless backhaul traffic channel of the first wireless node sent by the backhaul path control channel; or

Obtaining beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.
The method of claim 12, wherein after the sending the access request to the backhaul path control channel of the first wireless node, the method further comprises:

Transmitting, to the first wireless node, identity identification information and/or an encrypted sequence of the second wireless node;

Receiving an authentication operation of the first wireless node.
The method of claim 12 wherein: said method further comprises:

Transmitting a backhaul path control channel activation signal to the first wireless node;

Receiving wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal sent by the wireless node.
The method of claim 20 wherein: said wireless backhaul network information comprises at least one of:

Wireless backhaul network attribution information;

Wireless backhaul network available path quantity information;

Path backhaul and hop count information available for the wireless backhaul network;

The first wireless node information includes at least one of the following:

Time-frequency position information of a backhaul path control channel of the first wireless node;

Available backhaul traffic channel bandwidth information for the first wireless node;

Identification information of the first wireless node;

The cell synchronization signal includes a primary synchronization signal and/or a secondary synchronization signal transmitted by the first wireless node for establishing a time synchronization with the second wireless node.
A wireless backhaul network access control device is disposed at a first wireless node, and the device includes:

a first receiving module, configured to receive an access request of the second wireless node by using a backhaul path control channel of the first wireless node;

a first processing module, configured to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node by using a backhaul path control channel of the first wireless node;

The first wireless node is disposed on a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission.
The apparatus of claim 22 wherein: said first receiving module is further configured to:

A transmit beam direction measurement signal of the second wireless node is received by the backhaul path control channel of the first wireless node.
The apparatus of claim 23 wherein: said first processing module passes said said The backhaul path control channel of a wireless node guiding the second wireless node to access the wireless backhaul traffic channel of the first wireless node means:

And guiding the second wireless node to access a wireless backhaul traffic channel of the first wireless node according to the access request and the transmit beam direction measurement signal.
The apparatus of claim 22, wherein the first processing module directing the second wireless node to access the wireless backhaul traffic channel of the first wireless node by using the backhaul path control channel of the first wireless node is:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node; or

Using the backhaul path control channel of the first wireless node to transmit beam direction guidance information of the beam used by the wireless backhaul traffic channel to the second wireless node; or

Transmitting a wireless backhaul network system message to the second wireless node using the backhaul path control channel of the first wireless node; or

A synchronization signal is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.
The apparatus according to claim 25, wherein the first processing module transmits the time-frequency resource indication information of the wireless backhaul traffic channel to the second wireless node by using the backhaul path control channel of the first wireless node to:

Transmitting, by the backhaul path control channel of the first wireless node, time-frequency resource indication information to be used by the second wireless node to access the wireless backhaul service channel of the first wireless node; or

Transmitting the time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the wireless backhaul network to the second wireless node by using the backhaul path control channel of the first wireless node.
The apparatus of claim 25 wherein: said first processing module transmits a wave for a wireless backhaul traffic channel to a second wireless node using a backhaul path control channel of the first wireless node The beam pointing guidance information refers to:

Using the backhaul path control channel of the first wireless node to send, to the second wireless node, beam pointing guidance information to be used for accessing the wireless backhaul traffic channel of the first wireless node; or

The beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the wireless backhaul network is transmitted to the second wireless node using the backhaul path control channel of the first wireless node.
The apparatus of claim 22, further comprising an authentication module configured to authenticate the second wireless node.
The apparatus of claim 28, wherein: the authenticating module authenticating the second wireless node means:

Determining, by the identity information and/or the encryption sequence of the second wireless node, whether the second wireless node is a compliant node;

If yes, performing the step of guiding the second wireless node to access the wireless backhaul traffic channel of the first wireless node;

If not, the step of directing the second wireless node to access the wireless backhaul traffic channel of the first wireless node is interrupted.
The device of claim 22, wherein: the first receiving module is further configured to:

Receiving a backhaul path control channel activation signal sent by the second wireless node;

Also included is a first transmitting module configured to transmit wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal to the second wireless node.
A wireless backhaul network access control device, configured to be disposed at a second wireless node, where:

a second sending module, configured to send an access request to a backhaul path control channel of the first wireless node;

a second receiving module, configured to acquire, by the first wireless node, a backhaul path control channel Control signal, the control signal is used to guide the second wireless node to access a wireless backhaul traffic channel of the first wireless node;

The first wireless node is disposed on a backhaul network side, and the first wireless node and the second wireless node support backhaul transmission.
The apparatus of claim 31, further comprising: a second processing module configured to:

Transmitting backhaul service data on a time-frequency resource of the backhaul path control channel configuration of the first wireless node; and/or adjusting the second by using beam direction guidance information transmitted by the backhaul path control channel of the first wireless node The direction of the beam where the backhaul traffic channel is transmitted by the wireless node.
The apparatus of claim 31 wherein: said second transmitting module is further configured to:

Transmitting a beam direction measurement signal to a backhaul path control channel of the first wireless node.
The apparatus according to claim 31, wherein the second receiving module acquires a control signal of the first wireless node through a backhaul path control channel:

Obtaining time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel; or

Obtaining beam pointing guidance information of a beam used by the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel; or

Obtaining a wireless backhaul network system message sent by the first wireless node through the backhaul path control channel; or

Acquiring a synchronization signal sent by the first wireless node through the backhaul path control channel.
The apparatus according to claim 31, wherein the second receiving module acquires time-frequency resource indication information of the wireless backhaul traffic channel sent by the first wireless node through the backhaul path control channel, that is:

Obtaining, by the first wireless node, time-frequency resource indication information to be used by the wireless backhaul service channel of the first wireless node sent by the backhaul path control channel; or

Obtaining time-frequency resource indication information to be used by the wireless backhaul service channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.
The apparatus according to claim 31, wherein: the second receiving module acquires beam pointing guidance information of a beam used by the wireless backhaul traffic channel transmitted by the first wireless node through the backhaul path control channel, that is:

Obtaining beam pointing guidance information to be used by the first wireless node to access the wireless backhaul traffic channel of the first wireless node sent by the backhaul path control channel; or

Obtaining beam pointing guidance information to be used by the wireless backhaul traffic channel of the third wireless node included in the access wireless backhaul network sent by the first wireless node through the backhaul path control channel.
The apparatus of claim 31 wherein: said second transmitting module is further configured to:

Transmitting, to the first wireless node, identity identification information and/or an encrypted sequence of the second wireless node;

The second receiving module is further configured to receive an authentication operation of the first wireless node.
The apparatus of claim 31, wherein: the second transmitting module is further configured to: send a backhaul path control channel activation signal to the first wireless node;

The second receiving module is further configured to receive wireless backhaul network information and/or first wireless node information and/or a cell synchronization signal sent by the wireless node.
A storage medium storing a computer program configured to perform the wireless backhaul access control method according to any one of claims 1 to 21.