Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
  • H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
  • H04W16/04—Traffic adaptive resource partitioning
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L5/00—Arrangements affording multiple use of the transmission path
  • H04L5/003—Arrangements for allocating sub-channels of the transmission path
  • H04L5/0037—Inter-user or inter-terminal allocation
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
  • H04L69/24—Negotiation of communication capabilities
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W28/00—Network traffic management; Network resource management
  • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
  • H04W28/18—Negotiating wireless communication parameters
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
  • H04W52/02—Power saving arrangements
  • H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
  • H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W72/00—Local resource management
  • H04W72/20—Control channels or signalling for resource management
  • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W72/00—Local resource management
  • H04W72/20—Control channels or signalling for resource management
  • H04W72/29—Control channels or signalling for resource management between an access point and the access point controlling device
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W8/00—Network data management
  • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L5/00—Arrangements affording multiple use of the transmission path
  • H04L5/003—Arrangements for allocating sub-channels of the transmission path
  • H04L5/0042—Intra-user or intra-terminal allocation
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L5/00—Arrangements affording multiple use of the transmission path
  • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W28/00—Network traffic management; Network resource management
  • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W76/00—Connection management
  • H04W76/10—Connection setup
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
  • H04W88/02—Terminal devices
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
  • H04W88/08—Access point devices
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
  • H04W88/12—Access point controller devices
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
  • Y02D30/00—Reducing energy consumption in communication networks
  • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

• Base station node resource allocation method, system and device the application is filed on January 19, 2006, the Chinese Patent Office, the application number is 200610003809.5, and the invention name is "base station node resource allocation method," the priority of the Chinese patent application, all of which The content is incorporated herein by reference.
• the present invention relates to mobile communication technologies, and more particularly to a mobile communication system and a base station node resource allocation method and apparatus.
• High Speed Downlink Packet Access (HSDPA) technology and High Speed Uplink Packet Access (HSUPA) technology are third generation mobile communications (The Third Generation) , referred to as "3G,," the important evolution of technology.
• the scheduling and retransmission of data packets in HSDPA and HSUPA are controlled by the base station node (Node B), which is faster and can better adapt to channel changes and reduce The transmission delay and the throughput of the data are increased.
• UE User Equipment
• two downlink physical channels and one uplink physical channel are added to the HSDPA technology, which are respectively used for carrying High-speed Physical Downlinl Control Channel (HS-PDSCH) for downlink data of user data, and a high-speed shared control channel (High-speed Shared Control Channel) for carrying control information.
• SCCH High-speed Physical Downlinl Control Channel
• SCCH High-speed Shared Control Channel
• Feature Speed Dedicated Physical Contr an uplink dedicated physical control channel for carrying feedback information of the UE Ol Channel
• the base station knows whether the data is correctly received through the HS-DPCCH. If it is incorrect, it will initiate retransmission, otherwise it will send new data.
• Fractional-Dedicated Physical Channel abbreviation
• F-DPCH Fractional-Dedicated Physical Channel
• F-DPCH Fractional-Dedicated Physical Channel
• DPDCH Dedicated Physical Control Channel
• VoIP Voice Over IP
• SRB Signaling Radio Bearing
• the capability definition of the UE supporting the F-DPCH is represented by an information element (Information Element, referred to as "IE" supporting the HS-PDSCH: if the UE supports the HS-PDSCH, the UE must also support the F-DPCH. .
• Information Element referred to as "IE"
• the UE since the local cell of the Node B supports the F-DPCH and is not defined in the capability set of the Node B local cell, the Controlling Radio Network Controller (“CRNC”) cannot obtain the locality of the Node B. Whether the cell supports the F-DPCH.
• the method when performing resource allocation of a base station node, the method includes: Step 101: Serving Radio Network Controller (SRNC)/CRNC sends an audit request to the Node B.
• SRNC Serving Radio Network Controller
• Step 102 the Node B returns an Audit Response message.
• Step 103 After receiving the response message, the SRNC/CRNC cannot know whether the local cell supports the F-DPCHL step 104, and establishes a cell on the local cell.
• Step 105 The UE in the cell that provides the service by using the local cell requests to establish a Radio Resource Control (RRC) connection, that is, establish a signaling connection in the PS domain.
• RRC Radio Resource Control
• Step SRNC/CR C instructs the Node B to allocate DPDCH and DPCCH to the UE to carry its data and signaling. According to the allocation instruction, SRNC/CRNC sends a message to Node B.
• RRC Radio Resource Control
• the F-DPCH resources are underutilized.
• the main reason for this situation is that the F-DPCH resource cannot be fully utilized because the RC cannot obtain the F-DPCH capability information of the Node B, so that the RNC cannot dynamically adjust the policy for allocating the F-DPCH resource.
• Embodiments of the present invention provide a base station node resource allocation method, system, and device, such that F-DPCH resources of a local cell can be fully utilized.
• An embodiment of the present invention provides a base station node resource allocation method, including: a base station node reporting a subordinate local cell fragmentation dedicated physical channel capability information to a radio network controller; and the radio network according to the information reported by the base station node The controller determines a resource allocation of the base station node, and sends a resource allocation indication to the base station node according to the decision result; the base station node performs resource allocation according to the resource allocation indication.
• a base station node including: a capability information reporting unit, configured to report local cell F-DPCH capability information to a radio network controller; and an allocation indication receiving unit, configured to receive a radio network controller according to the And a resource allocation unit that is sent by the F-DPCH capability information reported by the capability information reporting unit, and a resource allocation unit, configured to perform resource allocation according to the resource allocation indication received by the receiving indication receiving unit.
• a further embodiment of the present invention provides a radio network controller, including: a capability information acquiring unit, configured to acquire F-DPCH capability information reported by the base station node, and a decision unit, configured to determine, according to the F-DPCH capability information acquired by the capability information acquiring unit, a resource allocation of the base station node; And sending, by the decision of the decision unit, a resource allocation indication to the base station node.
• a further embodiment of the present invention provides a mobile communication system, including a base station node and a radio network controller; the base station node is configured to report local cell F-DPCH capability information to a radio network controller, and receive a radio network controller And the resource allocation is performed according to the indication; the radio network controller is configured to acquire the reported F-DPCH capability information, determine a resource allocation of the base station node according to the capability information, and send the resource to the base station node. Assignment instructions.
• the Node B provides the F-DPCH capability of the local cell to the RNC, and provides a decision basis for the RNC to decide whether to use or not to use the F-DPCH.
• the RNC can accurately understand the F-DPCH capability of the Node B local cell, and help the RNC make decisions on the F-DPCH resource usage, thereby making full use of the F-DPCH and HSDPA combination to improve the system. Downstream capacity and use efficiency of downlink channelization codes.
• FIG. 1 is a flow chart of a Node B resource allocation method in the prior art
• FIG. 2 is a flowchart of a Node B resource allocation method according to a first embodiment of the present invention
• FIG. 3 is a second embodiment of the present invention.
• Figure 4 is a block diagram of one embodiment of a mobile communication system of the present invention
• Figure 5 is a block diagram of one embodiment of the base station node shown in Figure 4
• Figure 6 is a wireless network control of Figure 4
• the embodiment of the present invention indicates the F- of the local cell of the Node B by introducing a new IE or extending the original IE in the capability set of the local cell of the Node B Application Part ("NBAP") protocol.
• the DPCH capability provides the RNC with a decision basis for using or not using the F-DPCH.
• the RNC of the first embodiment of the present invention allocates resources according to the F-DPCH capability information reported by the Node B.
• step 201 the SRNC/CR C sends an audit request message to the Node B.
• step 202 the Node B returns an audit response message, and in the message, according to the newly added IE information of the local cell capability set of the Node B, the local cell of the Node B is reported to support the F-DPCH capability. Information.
• the newly added IE may be referred to as "F-DPCH Capability", and an implementation form thereof is shown in Table 1.
• Table 1 In the embodiment of the present invention, the specific definition of the IE "F-DPCH Capability" can be as shown in Table 2.
• IE/Group Name Presence Range IE Type and Reference Semantics Information Element/Group Name Selection Range Information Element Reference Type Description
• the chip-specific physical channel capability is as follows: In step 203, after receiving the response message, the SR C/CRNC learns that the local cell supports the F-DPCH according to the newly added IE information. A cell is established on the local cell. In step 204, the UE in the local cell (the cell serving the cell using the local cell) requests to establish an RRC connection, that is, establish a signaling connection in the PS domain. In step 205, the SRNC/CRNC, when receiving the RRC connection setup request initiated by the UE, instructs the Node B to allocate the F-DPCH to the UE, because the local cell supports the F-DPCH in the information reported by the Node B. And HSDPA channel resources to carry its signaling and data.
• the SRNC/CRNC sends a radio link setup request message to the Node B, where the request message carries the F-DPCH channel information.
• the Node B returns a radio link setup response message.
• the transport bearer between the Node B and the SRNC/CRNC is synchronized with the user plane.
• the SRNC/CRNC sends an RRC Connection Setup message to the UE.
• the UU the interface between the RNC and the UE
• the UE returns a message that the RRC connection setup is complete.
• the RNC can accurately make the RNC accurately by periodically reporting the real-time F-DPCH capability information of the local cell. Understanding the F-DPCH capability of the Node B local cell helps the RNC to make decisions on the F-DPCH resource usage, so that the F-DPCH and HSDPA combination can be fully utilized to improve the downlink capacity and downlink channelization code usage efficiency of the system.
• the SRNC/CRNC may allocate resources by using a prior art manner, for example, the Node B may be instructed to divide the DPDCH and the DPCCH for the UE to carry the same. Signaling and data. As shown in FIG.
• the Node B resource allocation method of the second embodiment of the present invention can obtain the F-DPCH capability information of the local cell in real time through the method of periodic audit reporting, and can also be used when the local cell resource state changes.
• the change information is obtained on the "Resource Status Indication" message to obtain the F-DPCH capability information of the local cell.
• Step 301 there is no F-DPCH capability information of the local cell in the SRNC/CRNC, and the SRNC/CRNC sends an audit request message to the Node B.
• Step 302 is similar to step 202.
• the Node B reports capability information to the SRNC/CRNC through an audit response message, for example, the local cell supports the F-DPCH.
• Step 303 is similar to step 203.
• the SRNC/CRNC learns that the F-DPCH capability of the local cell is "Capable” through the audit response message, and the cell is established on the local cell, which is not described herein.
• the UE uses the services provided by the cell served by the local cell through the F-DPCH and the HS-DSCH channel.
• the resource status of the local cell changes, for example, due to a board failure, the local cell becomes unsupported by the support F-DPCH, and the Node B uploads the change to the SRNC/CRNC through the "resource status indication" message.
• the case where the local cell is supported by the F-DPCH is not supported, and the changed F-DPCH capability information (non-Capable) in the message may be as shown in Table 3. . Assigne d
• Capability Capabilit is to ignore enhanced dedicated channel spreading due to y
• step 306 the SRNC/CRNC learns the change of the local cell F-DPCH capability according to the message, and changes from "Capable” to "non-Capable", which causes the F-DPCH downlink synchronization to fail and makes the SRNC/
• the CRNC releases the radio resources of all UEs using the F-DPCH channel in the cell using the service provided by the local cell, while prohibiting the establishment of a new F-DPCH channel. Thereafter, for the UE's new service service request, DPDCH/DPCCH and HSDPA will be used to provide support.
• the "resource status indication” message can also be used. Realize the report.
• the F-DPCH capability information is transmitted in the newly added IE.
• the existing IE may be extended in the "audit response" message or the "resource status indication”, and the F is transmitted in the extended IE.
• - DPCH Capability Information which is not described herein.
• Figure 4 is a block diagram of one embodiment of the mobile communication system of the present invention.
• the mobile communication system can be used to provide services to the user equipment 500, including the base station node 410, the radio network controller.
• the base station node 410 is configured to receive the local cell F-DPCH capability information on the radio network controller 420, receive an indication of the radio network controller 420 for its resource allocation, and perform resource allocation according to the indication.
• the radio network controller 420 is configured to obtain the reported F-DPCH capability information, determine a resource allocation of the base station node 410 according to the capability information, and send a resource allocation indication to the base station node 410. The determining may be: if the local cell supports the F-DPCH, the radio network controller 420 indicates the base station when receiving the radio resource control connection establishment request initiated by the user equipment 500 in the cell using the local cell providing service.
• Node 410 allocates F-DPCH and high speed downlink packet access channel resources for the user equipment 500 to carry its signaling and data.
• the decision may also be: if the local cell subordinate to the base station node 410 does not support the F-DPCH, the radio network controller 420 receives the radio resource control initiated by the user equipment 500 in the cell that uses the local cell to provide the service.
• the base station node 410 is instructed to allocate DPDCH and DPCCH resources to the user equipment 500 to carry its data and signaling.
• the base station node 410 may report the F-DPCH capability information to the radio network controller 420 by using the newly added IE or the extended existing IE in the local cell capability set.
• FIG. 5 is a block diagram of a base station node in an embodiment of the present invention.
• the base station node 410 includes a capability information reporting unit 411 for reporting the local cell F-DPCH capability information to the radio network controller 420.
• the allocation indication receiving unit 412 is configured to receive the report by the radio network controller 420 according to the capability information reporting unit 411.
• the resource allocation indicator is sent by the F-DPCH capability information.
• the resource allocation unit 413 is configured to perform resource allocation according to the resource allocation indication received by the allocation indication receiving unit 412.
• the resource allocating unit 413 includes a first allocating unit 4131, and allocates an F-DPCH and a high-speed downlink packet accessing message to the user equipment when the resource allocation indication is the first indication. a channel resource to carry its signaling and data; a second allocation unit, when the resource allocation indication is a second indication, allocate a DPDCH and a DPCCH resource to the user equipment to carry its data and signaling.
• the capability information reporting unit 411 may be an audit reporting unit, and the local cell F-DPCH capability information is carried in the audit response message reported to the radio network controller 420.
• the capability information reporting unit 411 may be a resource state change notification unit that carries the local cell F-DPCH capability information in the resource state change message reported to the radio network controller 420.
• the F-DPCH capability information may be represented by a new IE or an extended existing IE.
• FIG. 6, is a block diagram of a radio network controller in one embodiment of the present invention.
• the radio network controller 420 includes: a capability information acquiring unit 421, configured to acquire F-DPCH capability information reported by the base station node 410, and a determining unit 422, configured to use the F-DPCH capability information acquired by the capability information acquiring unit 421 to the base station.
• the resource allocation of the node 410 makes a decision; the allocation indication transmitting unit 423 is configured to send a resource allocation indication to the base station node 410 according to the decision of the decision unit 422.
• the determining unit 422 includes a first determining unit 4221, and when the reported F-DPCH capability information is supported, the radio resource control connection establishment request initiated by the user equipment is instructed, and the base station node 410 is allocated to the user equipment.
• - DPCH and high speed downlink packet access channel resources to carry its signaling and data.
• the determining unit 422 may further include a second determining unit 4 222 , when the reported F-DPCH capability information is not supported, the radio resource control connection establishment request initiated by the user equipment, indicating that the base station node 410 is the user equipment
• the DPDCH and DPCCH resources are allocated to carry their data and signaling.
• the capability information acquiring unit 421 may be an audit message analyzing unit, and the audit response message reported by the base station node 410 acquires local cell F-DPCH capability information.
• the capability information acquiring unit 421 may also be a resource state change analyzing unit at the base station. The local cell F-DPCH capability information is obtained in the resource state change message reported by the node 410.
• the F-DPCH capability information may be represented by a new IE or an extended existing IE.
• the allocation indication sending unit 423 may be a radio link establishment request unit, and carries the channel information corresponding to the decision in the request message. While the invention has been illustrated and described with reference to the preferred embodiments embodiments The spirit and scope of the invention.

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• Mobile Radio Communication Systems (AREA)

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• 2006
  • 2006-01-19 CN CNB2006100038095A patent/CN100401796C/zh not_active Expired - Lifetime
• 2007
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