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WO2009015604A1 - Procédé, système et dispositif pour allouer une ressource système de liaison montante - Google Patents

Procédé, système et dispositif pour allouer une ressource système de liaison montante Download PDF

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Publication number
WO2009015604A1
WO2009015604A1 PCT/CN2008/071823 CN2008071823W WO2009015604A1 WO 2009015604 A1 WO2009015604 A1 WO 2009015604A1 CN 2008071823 W CN2008071823 W CN 2008071823W WO 2009015604 A1 WO2009015604 A1 WO 2009015604A1
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WO
WIPO (PCT)
Prior art keywords
base station
terminal
emergency service
uplink system
request
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
PCT/CN2008/071823
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English (en)
Chinese (zh)
Inventor
Junxian Mo
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2009015604A1 publication Critical patent/WO2009015604A1/fr
Anticipated expiration legal-status Critical
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to a method, system, and apparatus for allocating uplink system resources. Background technique
  • the WiMAX ( Worldwide Interoperability for Microwave Access) Certification Alliance is a non-profit organization formed by industry-leading communications equipment companies and device companies.
  • the alliance is designed to provide consistency and interoperability certification for broadband wireless access products based on the IEEE 802.16 standard.
  • the IEEE 802.16 standard series includes seven standards of 802.16, 802.16a, 802.16c, 802.16d, 802.16e, 802.16f, and 802.16g.
  • 802.16, 802.16a and 802.16d belong to the fixed wireless access air interface standard
  • 802.16e belongs to the mobile broadband wireless access air interface standard.
  • the IEEE 802.16 standard describes the air interface of a point-to-multipoint fixed broadband wireless access system, including the MAC (Media Access Control) layer and the physical layer.
  • the MAC layer of the IEEE 802.16 standard can support multiple physical layer specifications to suit various application environments.
  • the MAC layer consists of a specific service CS (Convergence Sublayer), a MAC CPS (Common Part Sublayer), and an encryption protocol sublayer.
  • the main function of the CS sublayer is to translate and map the external network data received by its SAP (Service Access Point) to the MAC SDU (Service Data Unit) and deliver it to the MAC layer service. Enter SAP.
  • SAP Service Access Point
  • the CPS sublayer is the core part of the MAC.
  • the main functions include system access, bandwidth allocation, connection establishment and connection maintenance.
  • the MAC layer mainly refers to MAC CPS.
  • the main function of the encryption protocol sublayer is to provide authentication, key exchange and encryption and decryption processing.
  • the IEEE 802.16 MAC layer supports point-to-multipoint broadband wireless access applications, primarily for high-speed transmission on the uplink and downlink. In order for multiple users to share a physical channel, the MAC layer must have efficient access and bandwidth allocation algorithms to support QoS guarantees for various services.
  • the standard defines four different service types, which are: UGS (Unsolicited Grant Service), rtPS (Real-time Polling Service), and nrtPS (Non-real-time Polling Service). Real-time polling service), BE (Best Effort, best-effort business). IEEE 802.16 can dynamically allocate bandwidth according to different QoS, and has greater flexibility.
  • the current IEEE 802.16e bandwidth requests are mainly in the following ways:
  • the Grant Management Subheader (Proxy Management Field) is carried in the PDU (Protocol Data Unit) of the UGS, and the PM bit (Polling Me bit) in the Subheader Set to 1, the BS (Base Station) will give the terminal a chance to poll (Poling), and the MS (Mobile Station) will use this opportunity to send a bandwidth request.
  • PDU Protocol Data Unit
  • PM bit Policy Me bit
  • the base station When the terminal has an ertPS (Enhanced Real-time Polling Service), rtPS, or nrtPS connection, the base station periodically polls the opportunity to send a bandwidth request.
  • ertPS Enhanced Real-time Polling Service
  • rtPS Enhanced Real-time Polling Service
  • nrtPS nrtPS
  • the terminal transmits the bandwidth request by using the competitive transmission opportunity through the BE connection.
  • the CQI Channel Quality Indicator
  • the base station periodically allocates the uplink system resources specifically used for transmitting the CQI feedback information to the terminal. Use this resource to send CQI feedback information.
  • the inventors have found that the prior art has at least the following problems:
  • the terminal wants to send uplink data, it first needs to apply for uplink system resources. If the terminal does not have UGS, ertPS, rtPS, and nrtPS connections, then the base station The opportunity of not periodically polling the terminal gives the terminal the opportunity to send the request information of the uplink system resource allocation. At this time, the terminal can only use the transmission opportunity of the competition to send the request information of the uplink system resource allocation, and the competitive transmission opportunity. It is difficult for multiple terminals to compete. Therefore, the terminal cannot timely report to the base station that it needs uplink system resources to transmit the number.
  • the base station it is also unable to perform scheduling allocation of uplink system resources according to the actual situation of the terminal.
  • the terminal does not have a real-time polling opportunity, the terminal cannot send the request information of the uplink system resource allocation to the base station in time.
  • the terminal has MAC layer signaling or emergency service data and signaling needs to be sent, the important information cannot be timely. Sending out reduces the security performance and signaling processing performance of the system. Summary of the invention
  • the embodiment of the invention provides a method, a system and a device for allocating uplink system resources, so that the terminal can send the request information of the uplink system resource allocation to the base station in time, and the base station can perform the scheduling and allocation of the uplink system resources according to the actual situation of the terminal in time. .
  • an embodiment of the present invention provides a method for uplink system resource allocation, which includes the following steps:
  • the base station receives information that is sent by a terminal by using a channel quality indication CQI channel resource, and includes an emergency service request;
  • the emergency service request information allocates uplink system resources to the terminal.
  • an embodiment of the present invention further provides a system for uplink system resource allocation, including a base station and at least one terminal.
  • the terminal is configured to generate emergency service request information, and send the information to the base station by using a CQI channel resource, where the base station is configured to receive information about an emergency service request sent by the terminal by using a CQI channel resource, and according to the emergency service.
  • the request information allocates uplink system resources to the terminal.
  • an embodiment of the present invention further provides a base station, including a request receiving module and an uplink system resource allocation module.
  • the request receiving module is configured to receive, by the terminal, the information that is sent by using the CQI channel resource, where the emergency service request is sent, where the uplink system resource allocation module is configured to allocate, according to the emergency service request information received by the request receiving module, the terminal Upstream system resources.
  • the embodiment of the present invention further provides a terminal, including a request generation module, a request sending module, and a data and signaling sending module.
  • the request generating module is configured to generate emergency service request information according to the needs of the terminal, where the request sending module is configured to send the emergency service request information generated by the request generating module to the base by using a CQI channel resource.
  • the data and signaling module is configured to send emergency service data and signaling by using uplink system resources allocated by the base station.
  • the embodiment of the present invention further provides a method for requesting an uplink system resource, including the following steps: the terminal sends information including an emergency service request to a base station by using a CQI channel resource; and the terminal receives the emergency according to the base station according to the emergency An uplink system resource allocated by the service request information; the terminal uses the allocated uplink system resource to send emergency service data and signaling.
  • the embodiment of the present invention has the following advantages:
  • the terminal may use the CQI channel resource to send information including the emergency service request, so that the base station can
  • the emergency service data and signaling transmission requirements of the terminal are known in time, so that the base station can effectively allocate and allocate uplink system resources according to the actual situation of the terminal in time, thereby improving the security performance and signaling processing capability of the system.
  • FIG. 1 is a structural diagram of a system for resource allocation of an uplink system according to an embodiment of the present invention
  • FIG. 2 is a flowchart of a method for resource allocation of an uplink system according to an embodiment of the present invention
  • FIG. 3 is a flowchart of Embodiment 1 of a method for resource allocation of an uplink system according to the present invention
  • FIG. 4 is a flowchart of Embodiment 2 of a method for resource allocation of an uplink system according to the present invention
  • FIG. 5 is a flowchart of Embodiment 3 of a method for resource allocation of an uplink system according to the present invention
  • the flow chart of the fourth example detailed description
  • the embodiment of the present invention provides a method, a system, and a device for allocating uplink system resources.
  • the terminal may use the CQI channel resource to send emergency service request information to the base station.
  • the base station may also give the terminal a polling opportunity or directly allocate the uplink system resource to the terminal after receiving the emergency service request information sent by the terminal, so the terminal can utilize the polling
  • the opportunity sends the request information of the uplink system resource or directly transmits the emergency service data and signaling by using the uplink system resource allocated by the system.
  • the base station may be an access point device of various networks, such as a base station of WiMAX, a base station of GSM, a base station of 3GPP, a base station of 3GPP2, an access point of a WLAN network, etc.; the terminal may be in various forms. Terminals, such as mobile phones, laptops, etc.
  • the uplink system resources include uplink resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth, and the uplink resources that the base station can provide for the terminal.
  • FIG. 1 it is a structural diagram of a system for allocating uplink system resources according to an embodiment of the present invention, where the system includes a base station 1 and a terminal 2.
  • the base station 1 determines whether the information includes a pre-agreed emergency service request identifier. If the emergency service request identifier is included, the base station 1 allocates a certain uplink system resource to the terminal 2. Polling or directly assigning terminal 2 the uplink system resources needed to send emergency service data and signaling. In this way, the terminal 2 can use the opportunity of the base station 1 polling to send the request information of the uplink system resource allocation or use the uplink system resources directly allocated by the base station 1 to transmit the emergency service data and signaling.
  • the base station 1 After receiving the request information of the uplink system resource allocation transmitted by the terminal 2 using the polling opportunity, the base station 1 allocates the uplink system resources required for transmitting the emergency service data and signaling to the terminal 2.
  • the terminal 2 is configured to generate emergency service request information, and send the emergency service request information to the base station 1 by using the CQI channel resource, and after the base station 1 receives and determines that the emergency service request information includes a pre-agreed emergency service request identifier, the terminal 2 utilizes
  • the base station 1 polls the terminal 2 to send the uplink system resource allocation request information to the base station 1 or the emergency system data and signaling by using the uplink system resource directly allocated by the base station 1, and receives the uplink system resource allocation sent by the terminal 2 at the base station 1.
  • the terminal 2 After the request information is allocated to the terminal 2 for the uplink system resources, the terminal 2 transmits the emergency service data and signaling by using the uplink system resources allocated by the base station 1.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • the base station 1 includes a CQI channel resource allocation module 11 for allocating CQI channel resources to the terminal 2, so that the terminal 2 can use the channel resources to send CQI feedback information to the base station 1.
  • the base station 1 further includes a request receiving module 12, configured to receive CQI information sent by the terminal 2. After the request receiving module 12 receives the CQI information sent by the terminal 2, the request determining sub-module 121 determines whether the information includes a pre-agreed emergency.
  • the service request identifier if the emergency service request identifier is included, determines that the CQI information sent by the terminal 2 is emergency service request information.
  • the emergency service request identifier is a different value corresponding to different networks and standards.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 111111, where the value of 111011 111111 is unused, and any one or more of these values can be utilized as an emergency.
  • the service request identifier is as long as the base station 1 and the terminal 2 agree in advance. If the terminal and the base station agree to use 111111 as the emergency service request identifier, then the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information may be 4 Bits or 5 Bits, so 1111 (ie, 15 in decimal) in the CQI feedback information of 4 Bits may be utilized as the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more values of the CQI feedback information value as the emergency service request identifier in the same manner. Therefore, any change in the value of the CQI feedback information as an emergency service request identifier should be covered by the scope of protection of the embodiments of the present invention.
  • the base station 1 further includes an uplink system resource allocation module 13 configured to: after the request determining sub-module 121 determines that the CQI information received by the request receiving module 12 is the emergency service request information, the emergency service request information received by the request receiving module 12 is used as the terminal. 2 Allocate upstream system resources.
  • the base station 1 further includes an emergency service processing module 14 configured to determine, according to the emergency service request identifier, after the request judgment sub-module 121 determines that the CQI information received by the request receiving module 12 includes a pre-agreed emergency service request identifier.
  • the pre-agreed emergency service type if it is a pre-agreed emergency service type, the emergency service processing module 14 notifies the emergency service processing center to process the emergency service; if it is not a pre-agreed emergency service type, the emergency service processing module 14 notifies the uplink
  • the system resource allocation module 13 allocates uplink system resources to the terminal 2.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111.
  • the values of 111011-111111 are unused. You can use the values 111011-111111 to identify different types of emergency services. For example, you can use these values as fire, alarm, medical emergency, traffic accident alarm, earthquake alarm, etc. Identification of emergency services.
  • Base station
  • 111110 can be used as the fire alarm request identifier
  • 111111 is used as the medical emergency request identifier.
  • the base station 1 After receiving the emergency service request information with the identifier 111110, the base station 1 will directly notify the fire alarm processing center to process the request information; after receiving the emergency service request information with the identifier 111111, the base station 1 will directly notify the medical emergency center of the request. Information is processed.
  • the request receiving module 12 includes a request judging module 121, configured to determine whether the CQI information received by the request receiving module 12 includes a pre-agreed emergency service request identifier, and if the emergency service request identifier is included, requesting the judging Module
  • the device determines that the CQI information is emergency service request information, and notifies the uplink system resource allocation module 13 to allocate a certain uplink system resource for the terminal 2 to perform polling or directly allocate the uplink system resource required for sending the emergency service data and signaling to the terminal 2. .
  • the request receiving module 12 further includes an allocation request receiving sub-module 122, configured to receive request information of the uplink system resource allocation sent by the terminal 2 by using the opportunity of the base station 1 to poll, and receive the uplink system resource allocation at the base station 1 After the request information, the uplink system resource allocation module 13 allocates the uplink system resources required for transmitting the emergency service data and signaling to the terminal 2.
  • an allocation request receiving sub-module 122 configured to receive request information of the uplink system resource allocation sent by the terminal 2 by using the opportunity of the base station 1 to poll, and receive the uplink system resource allocation at the base station 1 After the request information, the uplink system resource allocation module 13 allocates the uplink system resources required for transmitting the emergency service data and signaling to the terminal 2.
  • the uplink system resource allocation module 13 further includes a traffic distribution sub-module 131, configured to: after the request determining sub-module 121 determines that the CQI information received by the request receiving module 12 includes a pre-agreed emergency service request identifier, according to the emergency service
  • the request identifier is an uplink system resource for which the terminal 2 is allocated corresponding traffic.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, wherein the values of 111011 to 111111 are unused, and 111110 and 111111 can be used as emergency service request identifiers.
  • 111110 represents request information of uplink system resources of lkB, and 111111 represents request information of uplink system resources of 2kB.
  • the base station 1 allocates the uplink system resource of the lkB to the terminal 2;
  • the terminal 2 is allocated 2kB of uplink system resources.
  • the terminal 2 includes a request generating module 21, configured to generate emergency service request information when the terminal 2 needs to send emergency service data and signaling.
  • the emergency service request information includes a pre-agreed emergency service request identifier, which is a different value corresponding to different networks and standards.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and any one or more of these values can be utilized.
  • the emergency service request identifier as long as the terminal 2 and the base station 1 agree in advance.
  • the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information can be 4Bits or 5Bits, so 1111 (ie, 15 in decimal) in the CQI feedback information of 4Bits can be used as the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more values of the CQI feedback information value as the emergency service request identifier in the same manner.
  • the terminal 2 further includes a request sending module 22, configured to send the emergency service request information generated by the request generating module 21 to the base station 1 by using a CQI channel resource.
  • the terminal 2 further includes a data and signaling sending module 23, configured to send the emergency service by using the uplink system resource allocated by the base station 1 after the base station 1 receives the emergency service request information sent by the terminal 2 and allocates the uplink system resource to the terminal 2. Data and signaling.
  • the request generation module 21 further includes an allocation request generation sub-module 211, configured to generate request information for uplink system resource allocation when the base station 1 allocates a certain uplink system resource for the terminal 2 to perform polling.
  • the request sending module 22 further includes an allocation request sending sub-module 221, configured to use the polling opportunity to generate the allocation request generating sub-module 211 when the base station 1 allocates a certain uplink system resource for the terminal 2 to perform polling.
  • the request information of the uplink system resource allocation is sent to the base station 1.
  • Step S201 The base station receives information that is sent by the terminal and includes an emergency service request.
  • the terminal may use the CQI channel resource to send information including the emergency service request to the base station.
  • the emergency service request information includes a pre-agreed emergency service request identifier.
  • the base station determines whether the received information includes a pre-agreed emergency service request identifier, if the emergency service is included.
  • the base station determines that the received information is emergency service request information.
  • the emergency service request identifier is a different value corresponding to different networks and standards. For example, in the 802.16e standard, the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 111111, where the value of 111011 111111 is unused, and any one or more of these values can be utilized as an emergency.
  • the service request identifier is as long as the base station and the terminal agree in advance. If the terminal and the base station agree to use 111111 as the emergency service request identifier, then the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information may be 4 Bits, or 5 Bits, etc., so 1111 (ie, 15 in decimal) in the CQI feedback information of 4 Bits may be utilized as the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more values of the CQI feedback information value as the emergency service request identifier in the same manner.
  • Step S202 The base station allocates uplink system resources to the terminal according to the emergency service request information. After the base station receives the emergency service request information sent by the terminal to the base station by using the CQI channel resource, the base station determines whether the emergency service request information includes a predetermined emergency service request identifier, and if the emergency service request identifier is included, the base station allocates a certain terminal to the terminal. The uplink system resources are polled or directly allocated to the terminal for uplink system resources required for transmitting emergency service data and signaling.
  • the embodiment of the present invention provides a method for allocating uplink resource resources.
  • the terminal when the terminal needs to send emergency service data and signaling, the terminal may use the CQI channel resource to send information including the emergency service request to the base station.
  • the base station After receiving the emergency service request information, the base station allocates a certain uplink system resource for polling or directly allocates uplink system resources required for sending emergency service data and signaling to the terminal. This enables the base station to know the emergency service data and signaling transmission requirements of the terminal in time.
  • the base station is more flexible and timely than the prior art when scheduling and allocating uplink system resources, and can effectively perform scheduling allocation according to the actual situation of the terminal, thereby improving the efficiency of the scheduling algorithm and the security performance of the system.
  • FIG. 3 is a flowchart of Embodiment 1 of the method for allocating resources of the uplink system of the present invention, which specifically includes:
  • Step S301 The base station allocates a CQI channel resource to the terminal, so that the terminal can use the channel resource to send CQI feedback information to the base station.
  • Step S302 The terminal sends the information including the emergency service request by using the CQI channel resource.
  • the emergency service request information includes a pre-agreed emergency service request identifier.
  • the base station After receiving the information sent by the terminal using the CQI channel resource, the base station determines whether the received information includes a pre-agreed emergency service request identifier, if the emergency service is included. If the identifier is requested, the base station determines that the received information is emergency service request information.
  • the emergency service request identifier is a different value corresponding to different networks and standards.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and any one or more of these values can be utilized.
  • the emergency service request identifier as long as the terminal and the base station agree in advance. If the terminal and the base station agree to use 111111 as the emergency service request identifier, then the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information may be 4Bits or 5Bits, so 1111 (ie, 15 in decimal) in the CQI feedback information of 4Bits can be used as the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more values of the CQI feedback information value as the emergency service request identifier in the same manner.
  • Step S303 The base station allocates certain uplink system resources to the terminal for polling. After receiving the emergency service request information sent by the terminal by using the CQI channel resource, the base station determines whether the emergency service request identifier includes the emergency service request identifier. If the emergency service request identifier is included, the base station allocates certain uplink system resources to the terminal. Polling, the certain uplink system resource is capable of transmitting uplink system resources when the terminal can perform polling at the base station. The resources required to allocate the requested information shall prevail.
  • the terminal can obtain a small amount of system resources through the emergency service, so that it can send the request information of the uplink system resource allocation when the base station polls, thereby reducing the impact of the base station on the normal allocation of the uplink system resources, so that the base station does not need to be in the base station.
  • the uplink system resource that is required to be allocated to the terminal after receiving the emergency service request information, where the uplink system resource includes an uplink bandwidth resource, an uplink transmission opportunity, an uplink transmission resource, and an uplink data transmission bandwidth.
  • Step S304 The terminal uses the opportunity of the base station polling to send the request information of the uplink system resource allocation. After the base station allocates certain uplink system resources to the terminal for polling, the terminal uses the opportunity of the base station to poll to send the uplink system resource allocation request information to the base station.
  • Step S305 The base station allocates uplink system resources required for transmitting emergency service data and signaling to the terminal. After receiving the request information of the uplink system resource allocation of the terminal, the base station allocates uplink system resources required for transmitting emergency service data and signaling to the terminal.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S306 The terminal sends emergency service data and signaling by using uplink system resources allocated by the base station.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • the terminal sends the emergency service request information to the base station by using the CQI channel resource, and after receiving the emergency service request information, the base station allocates a certain uplink system resource for the terminal to perform polling, so that the terminal can use the terminal.
  • the polling opportunity sends the request information of the uplink system resource allocation to the base station, and after receiving the request information of the uplink system resource allocation, the base station allocates the uplink system resource required for sending the emergency service data and signaling to the terminal.
  • Step S401 The base station allocates a CQI channel resource to the terminal, so that the terminal can use the channel resource to send CQI feedback information to the base station.
  • Step S402 The terminal sends the information including the emergency service request by using the CQI channel resource.
  • the emergency service request information includes a pre-agreed emergency service request identifier.
  • the base station After receiving the information sent by the terminal using the CQI channel resource, the base station determines whether the received information includes a pre-agreed emergency service request identifier, if the emergency service request is included. The identifier, the base station determines that the received information is emergency service request information.
  • the emergency service request identifier is a different value for different networks and standards.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011 to 111111 are unused, and any one or more of these values can be utilized.
  • the emergency service request identifier as long as the terminal and the base station agree in advance. If the terminal and the base station agree to use 111111 as the emergency service request identifier, then the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information can be 4Bits or 5Bits, so 1111 (ie, 15 in decimal) in the CQI feedback information of 4Bits can be used as the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more values of the CQI feedback information value as the emergency service request identifier in the same manner.
  • Step S403 The base station allocates uplink system resources required for transmitting emergency service data and signaling to the terminal. After receiving the emergency service request information by using the CQI channel resource, the base station determines whether the emergency service request identifier includes the emergency service request identifier. If the emergency service request identifier is included, the base station directly allocates the emergency service data for the terminal. Upstream system resources required for signaling.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S404 The terminal sends emergency service data and signaling by using uplink system resources allocated by the base station.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • the base station determines whether the emergency service request information is included in the emergency service request information.
  • the pre-agreed emergency service request identifier is included. If the emergency service request identifier is included, the base station directly allocates uplink system resources required for sending emergency service data and signaling to the terminal. This saves the process of the terminal transmitting the request information of the uplink system resource allocation by using the opportunity of the base station polling, and speeds up the transmission of the emergency service data and signaling by the terminal.
  • Embodiment 1 and Embodiment 2 of the method for allocating resource resources of the present invention may also have the following conventions:
  • the terminal can pre-arrange with the base station to use one or more Bits in the 6Bits for the emergency service request identifier.
  • the terminal and the base station may pre-arrange the one or more bits in the CQI feedback information as the emergency service request identifier in the same manner.
  • the terminal and the base station agree to use one or more different values in the CQI feedback information as the emergency service request identifier, and different values correspond to different types of services/connected emergency service request information, and the base station according to different types of emergency service requests
  • the information allocates uplink system resources of different types of services/connections to the terminal or directly notifies the emergency service processing function, for example, the emergency service processing center performs processing.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and the values of 111011-111111 can be used to identify different types.
  • Emergency services can be used as indicators of emergency services such as fire, police, medical emergency, traffic accident alarms, and earthquake alarms.
  • Base station After receiving these emergency service request information, different processing is performed according to different types of emergency service request information.
  • 111110 can be used as the fire alarm request identifier
  • 111111 is used as the medical emergency request identifier.
  • the base station After receiving the emergency service request information with the identifier 111110, the base station will directly notify the fire alarm processing center to process the request information; after receiving the emergency service request information with the identifier 111111, the base station will directly notify the medical emergency center of the request information. Process it.
  • the terminal and the base station agree to use the different values in the CQI feedback information as the emergency service request identifier, the different values correspond to the uplink system resource requests of different flows, and the base station allocates different traffic to the terminal according to different emergency service request information.
  • Upstream system resources For example, in the 802.16e standard, the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011 to 111111 are unused, and 111110 and 111111 can be used as the emergency service request identifier, 111110.
  • Request information representing the uplink system resources of IkB, 111111 represents request information of 2kB uplink system resources.
  • the base station After receiving the uplink system resource request information of the 111110, the base station allocates the uplink system resource of the IkB to the terminal; after receiving the uplink system resource request information of the 111111, the base station allocates 2kB of the uplink system resource.
  • the terminal when the terminal needs to send emergency service data and signaling, the terminal uses the CQI channel resource to send emergency service request information to request the uplink system resource allocation from the base station. Even if the uplink system resources used by the terminal reach the upper limit of the available uplink system resources of the terminal, the base station will allocate emergency service data and signaling to the terminal after receiving the emergency service request information sent by the terminal using the CQI channel resource. Upstream system resources required.
  • the terminal may also use the CQI channel resource to send the polling request information to request the allocation of the uplink system resources to the base station, where the polling request information is applicable to various services and is not limited to emergency services, and the base station may The scheduling algorithm determines whether the request for resource allocation of the uplink system of the terminal is satisfied.
  • a terminal sends a polling request information by using a CQI channel resource to request allocation of an uplink system resource to a base station, and the specific steps are performed.
  • Step S501 The base station allocates a CQI channel resource to the terminal, so that the terminal can use the channel resource to send CQI feedback information to the base station.
  • Step S502 The terminal sends the polling request information by using the CQI channel resource.
  • the polling request information includes a polling request identifier, which is a different value corresponding to different networks and standards.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 111111, where the value of 111011 111111 is unused, and any one or more of these values can be utilized as a round.
  • the request identifier is as long as the terminal and the base station agree in advance. If the terminal and the base station agree to use 111111 as the polling request identifier, then the value transmitted by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information can be 4Bits or 5Bits, so 1111 (ie, 15 in decimal) in the CQI feedback information of 4Bits can be used as the polling request identifier.
  • the terminal and the base station may pre-arrange the one or more values in the CQI feedback information value as the polling request identifier in the same manner.
  • Step S503 The base station determines, according to the scheduling algorithm, whether to poll the terminal. After receiving the polling request information sent by the terminal by using the CQI channel resource, the base station determines whether to poll the terminal according to the scheduling algorithm. If the polling terminal is determined, the base station allocates certain uplink system resources to the terminal for polling; If the terminal is not polled, the base station does not allocate uplink system resources to the terminal, and the process ends.
  • Step S504 The base station allocates a certain uplink system resource to the terminal for polling. After the base station determines the polling terminal according to the scheduling algorithm, the base station allocates certain uplink system resources for the terminal to perform polling.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S505 The terminal uses the polling opportunity to send the request information of the uplink system resource allocation. After the base station allocates certain uplink system resources to the terminal for polling, the terminal uses the opportunity of the base station to poll and sends the request information of the uplink system resource allocation to the base station.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S506 the base station determines, according to the scheduling algorithm, whether to allocate the uplink system resource to the terminal.
  • Source After receiving the request information of the uplink system resource allocation sent by the terminal using the opportunity of the base station polling, the base station determines, according to the scheduling algorithm, whether the request for the uplink system resource allocation of the terminal is satisfied, and if it determines that the request for the uplink system resource allocation of the terminal is met, The base station allocates uplink system resources required for transmitting data and signaling to the terminal; if it determines that the terminal does not satisfy the request for uplink system resource allocation, the base station does not allocate the uplink required for sending data and signaling to the terminal.
  • System resources the process ends.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S507 The base station allocates uplink system resources required for transmitting data and signaling to the terminal. After the base station determines the request for satisfying the resource allocation of the uplink system of the terminal according to the scheduling algorithm, the base station allocates uplink system resources required for transmitting data and signaling to the terminal.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S508 The terminal sends data and signaling by using uplink system resources allocated by the base station.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S509 the process ends.
  • the terminal when the terminal needs to send data and signaling, the terminal sends the polling request information to the base station by using the CQI channel resource, so that the base station knows the transmission requirement of the terminal data and the signaling, and then the base station determines according to the scheduling algorithm.
  • the terminal can use the polling opportunity to send the uplink system resource allocation request information to the base station, and request the base station to allocate the uplink system resources required for transmitting data and signaling. This enables the base station to efficiently schedule and allocate uplink system resources according to the actual situation of the terminal in time, thereby improving the efficiency of the scheduling algorithm.
  • the polling request identifier may also have the following conventions:
  • a Bit or a plurality of Bits in the original CQI feedback information is used as the polling request identifier.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111.
  • the terminal can pre-arrange with the base station to use one or more Bits in the 6Bits for the polling request identifier.
  • the terminal and the base station may also pre-approve one or more Bits in the CQI feedback information as the polling request identifier in the same manner.
  • the terminal and the base station may also pre-arrange the addition of one or more Bits in the CQI feedback information as an emergency service request identifier in the same manner.
  • the terminal and the base station agree to use a plurality of different values in the CQI feedback information as the polling request identifier, and different values correspond to different levels of polling request information.
  • the base station After the base station receives the polling request information with a high importance level, the base station directly allocates certain uplink system resources to the terminal for polling or directly allocates uplink system resources required for transmitting data and signaling to the terminal. After receiving the polling request information of the importance level, the base station performs the processing according to the process of the third embodiment.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and 111110 and 111111 can be used as the polling request identifier, 111110.
  • the polling request information indicating the importance level is general, and the 111111 is the polling request information of the importance level.
  • the base station After the base station receives the polling request information of the importance level of the 111110, the base station follows the process of the third embodiment. After the base station receives the 111111 high-level polling request information, the base station directly allocates certain uplink system resources for the terminal to poll or directly allocates the uplink system required for sending data and signaling to the terminal. Resources.
  • the terminal and the base station agree to use one or more different values in the CQI feedback information as the polling request identifier, and different values correspond to polling request information of different types of services/connections, and the base station according to different types of polling requests
  • the information allocates uplink system resources of different types of services/connections to the terminal or directly notifies the emergency service processing function, for example, the emergency service processing center performs processing.
  • CQI feedback information is available. 6Bits, the value of the CQI feedback information is in the range 000000 111111, where the value of 111011-111111 is unused. You can use the values 111011-111111 to identify different types of polling request information.
  • the base station After receiving the polling request information, the base station performs different processing according to different types of request information. For example, 111110 can be used as the fire alarm request identifier, and 111111 is used as the medical emergency request identifier. After receiving the polling request information with the identifier 111110, the base station will directly notify the fire alarm processing center to process the request information; after receiving the polling request information with the identifier 111111, the base station will directly notify the medical emergency center of the request information. Process it.
  • the terminal and the base station agree to use one or more different values in the CQI feedback information as the polling request identifier, and different values correspond to uplink system resource requests of different flows, and the base station allocates the terminal according to different polling request information.
  • Upstream system resources with different traffic For example, in the 802.16e standard, the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and 111110 and 111111 can be used as the polling request identifier, 111110.
  • Request information representing the uplink system resources of IkB, 111111 represents request information of 2kB uplink system resources.
  • the base station After receiving the uplink system resource request information of the 111110, the base station allocates the uplink system resource of the IkB to the terminal. After receiving the uplink system resource request information of the 111111, the base station allocates 2kB of the uplink system resource.
  • FIG. 6 it is a flowchart of Embodiment 4 of a method for allocating resources of an uplink system according to the present invention.
  • a terminal directly sends request information of uplink system resource allocation to a base station by using a CQI channel resource, and requests the base station to perform an uplink system.
  • the allocation of resources, the specific steps are as follows:
  • Step S601 The base station allocates a CQI channel resource to the terminal, so that the terminal can use the channel resource to send CQI feedback information to the base station.
  • Step S602 the terminal sends the request information of the uplink system resource allocation by using the CQI channel resource.
  • the request information of the uplink system resource allocation includes a request identifier of the uplink system resource allocation, and the request identifier of the uplink system resource allocation corresponds to different values of different networks and standards.
  • CQI feedback information has 6 Bits, CQI feedback.
  • the value of the information ranges from 000000 to 111111, where the value of 111011-111111 is unused. Any one or more of these values can be used as the request identifier for the uplink system resource allocation, as long as the terminal and the base station agree in advance. Just fine.
  • the value sent by the terminal using the CQI channel resource is 111111.
  • the value of its CQI feedback information may be 4 Bits, or 5 Bits, etc., so 1111 (ie, 15 in decimal) in the CQI feedback information of 4 Bits may be utilized as the request identifier of the uplink system resource allocation.
  • the terminal and the base station may also pre-arrange the one or more values of the CQI feedback information value as the request identifier of the uplink system resource allocation in the same manner.
  • Step S603 The base station determines, according to the scheduling algorithm, whether to allocate uplink system resources to the terminal. After receiving the request information of the uplink system resource allocation sent by the terminal by using the CQI channel resource, the base station determines whether the request information of the uplink system resource allocation includes the request identifier of the uplink system resource allocation, and includes the request identifier of the uplink system resource allocation. And the base station determines, according to the scheduling algorithm, whether the request for the resource allocation of the uplink system of the terminal is met.
  • the base station allocates uplink system resources required for sending data and signaling to the terminal; If it is determined that the request for the uplink system resource allocation of the terminal is not satisfied, the base station does not allocate the uplink system resources required for sending data and signaling to the terminal, and the process ends.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S604 The base station allocates uplink system resources required for transmitting data and signaling to the terminal. After the base station determines the request for satisfying the resource allocation of the uplink system of the terminal according to the scheduling algorithm, the base station allocates uplink system resources required for transmitting data and signaling to the terminal.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • Step S605 The terminal sends data and signaling by using uplink system resources allocated by the base station.
  • the uplink system resources include uplink bandwidth resources, uplink transmission opportunities, uplink transmission resources, and uplink data transmission bandwidth.
  • step S606 the process ends.
  • the terminal directly sends the request information of the uplink system resource allocation to the base station by using the CQI channel resource, and the base station receives and determines that the request information of the uplink system resource allocation includes the request identifier of the uplink system resource allocation, according to the scheduling.
  • the algorithm decides whether to allocate the uplink system resources required for transmitting data and signaling to the terminal.
  • the embodiment of the invention saves the process of the terminal requesting the base station to poll, speeds up the data transmission and signaling of the terminal, and improves the efficiency of the scheduling algorithm.
  • the request identifier of the uplink system resource allocation may also have the following conventions:
  • the terminal and the base station agree to use a plurality of different values in the CQI feedback information as the request identifier of the uplink system resource allocation, and different values correspond to the request information of the uplink system resource allocation of different types of services/connections, and the base station according to different types.
  • the request information of the uplink system resource allocation is to allocate different types of services or connected uplink system resources to the terminal.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 to 111111, where the values of 111011-111111 are unused, and 111110 and 111111 can be used as the uplink system resource allocation request.
  • the identifier 111111 represents the service type 1 or the request information of the uplink bandwidth resource connected to one, and 111111 represents the request information of the service type 2 or the uplink bandwidth resource connected to the second.
  • the base station After receiving the uplink system resource request information of the 111110, the base station allocates the service type 1 or the uplink resource resource connected to the terminal. After receiving the uplink system resource request information of the 111111, the base station allocates the service type 2 or the connection 2 to the terminal. Upstream bandwidth resources.
  • the terminal and the base station agree to use multiple different values in the CQI feedback information as the request identifier of the uplink system resource allocation, and different values correspond to uplink system resource requests of different flows, and the base station requests according to different uplink system resource allocations.
  • the information allocates uplink system resources of different traffic to the terminal.
  • the CQI feedback information has 6 Bits, and the value of the CQI feedback information ranges from 000000 111111, where the values of 111011-111111 are unused, and 111110 and 111111 can be utilized as the request identifier of the uplink system resource allocation.
  • 111110 represents the request information of the uplink system resource of lkB
  • 111111 represents the request information of the uplink system resource of 2kB.
  • the base station allocates the uplink system of the lkB to the terminal.
  • the terminal allocates 2kB of uplink system resources.
  • the present invention can be implemented by hardware or by software plus a necessary general hardware platform. Based on such understanding, the technical solution of the present invention can be embodied in the form of a software product that can be stored in a non-volatile storage medium.
  • a computer device (may be a personal computer, server, or network device, etc.) to perform the methods described in various embodiments of the present invention.

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

Abstract

L'invention concerne un procédé pour allouer une ressource système de liaison montante, comprenant les étapes suivantes : une station de base reçoit un message, incluant une requête d'opération émergente, envoyé à l'aide d'une indication de qualité de canal (CQI) provenant d'un terminal ; la station de base alloue une ressource système de liaison montante au terminal conformément au message de requête d'opération émergente. Lorsque le terminal doit envoyer les données et le signal de requête d'opération émergente, il peut utiliser une ressource de canal CQI pour envoyer le message de requête d'opération émergente afin d'amener la station de base à connaître les exigences envoyées concernant les données et le signal de requête d'opération émergente, et ainsi amener la station de base à commander une allocation de ressource système de liaison montante conformément au fonctionnement actuel du terminal, de façon opportune et efficace.
PCT/CN2008/071823 2007-07-31 2008-07-30 Procédé, système et dispositif pour allouer une ressource système de liaison montante Ceased WO2009015604A1 (fr)

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