WO2007129645A1 - 移動局、基地局及び通信制御方法 - Google Patents
移動局、基地局及び通信制御方法 Download PDFInfo
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- WO2007129645A1 WO2007129645A1 PCT/JP2007/059321 JP2007059321W WO2007129645A1 WO 2007129645 A1 WO2007129645 A1 WO 2007129645A1 JP 2007059321 W JP2007059321 W JP 2007059321W WO 2007129645 A1 WO2007129645 A1 WO 2007129645A1
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- WIPO (PCT)
- Prior art keywords
- scheduling
- mobile station
- base station
- predetermined
- scheduling information
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0025—Transmission of mode-switching indication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1887—Scheduling and prioritising arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
Definitions
- Mobile station base station, and communication control method
- the present invention relates to a mobile station, a base station, and a communication control method.
- VoIP Voice over Internet Protocol
- RB radio bearer
- the radio bearer indicates a logical channel that provides QoS for data (packets) transmitted between a base station and a mobile station.
- HSDPA High Speed Downlink Packet Access
- SCCH High Speed-Shared Control Channel
- TTI Transmissionmissi on Time Interval
- fixed allocation scheduling For example, in fixed allocation scheduling, applicability of fixed allocation scheduling, that is, a period during which fixed allocation scheduling is performed (fixed allocation scheduling period) is set as an attribute of the radio bearer. .
- the unit of the fixed allocation scheduling period is, for example, a frame unit (NX 10 msec: N is an integer of N> 0).
- each mobile station is fixedly allocated at the time of setting the radio bearer during a period of communication using a specific radio bearer.
- the radio resource is configured to be used, and there is a problem that the radio resource fixedly allocated to the mobile station cannot be changed every fixed allocation scheduling period.
- Non-Patent Document 1 Ericsson, R1— 060099, “Persistent Scheduling for E— UTRA”, TSG-RAN WG1 LTE AdHoc, Helsinki, Finland, founded y 23-25, 2006
- Non-Patent Document 2 QUALCOMM Europe, Rl— 060173, “Considerations for control signaling support of Real Time Services”, 3GPP TSG- RAN WG1 LTE AdHoc, Helsinki, Finland, January 23— 25, 200 6
- Non-Patent Document 3 Qualcomm Europe, R2— 060550, "Further details on HS— SCCH— less operation for VoIP traffic”, 3GPP TSG-RAN W G2 meeting # 51, Denver, Colorado, USA, February 13— 17, 2 006
- An object of the present invention is to provide a mobile station, a base station, and a communication control method capable of performing retransmission control processing even when the communication is performed!
- the present invention provides a mobile station, a base station, and a communication control method capable of changing a radio resource fixedly allocated to the mobile station for each fixed allocation scheduling period. With the goal.
- a first feature of the present invention is a base station, which is configured to perform fixed assignment scheduling for transmitting data at a predetermined timing, and the fixed assignment scheduling described above.
- scheduling information generating means configured to generate and notify scheduling information to a predetermined mobile station when the scheduling information is generated, and the scheduling information includes the fixed allocation schedule
- the scheduling information includes the fixed allocation schedule
- it includes resource allocation information indicating radio resources allocated to the predetermined mobile station at the predetermined timing.
- a retransmission control unit configured to perform a retransmission control process on the data when the fixed allocation scheduling is performed. Good.
- the retransmission control means allocates a radio resource for retransmission of the data at an arbitrary timing after a predetermined time has passed even for the initial transmission timer of the data. It's configured as you like.
- the scheduling information generating means performs the retransmission of the data each time the fixed allocation scheduling is performed.
- the scheduling information may be generated and notified to the predetermined mobile station.
- scheduling means configured to perform fixed allocation scheduling for transmitting data at a predetermined timing, and when the fixed allocation scheduling is performed, the predetermined allocation is performed.
- Process number determining means configured to determine a process number for identifying the process in the HARQ that transmits the data to the mobile station of the mobile station, and the determined process number to the predetermined movement
- a notification means configured to notify the station.
- the notifying means may be configured to notify the predetermined mobile station of the determined process number by RRC signaling.
- the notification means may be configured to notify the predetermined mobile station of the determined process number by MAC control PDU.
- the notification means is configured to notify the predetermined mobile station of the determined process number by scheduling information, and the scheduling information includes: When the fixed allocation scheduling is performed, the predetermined mobile station may be notified.
- the notification means is configured to notify the process number to the predetermined mobile station when the fixed allocation scheduling is started.
- the resource allocation information may indicate a downlink radio resource that is fixedly allocated to the predetermined mobile station at the predetermined timing.
- the resource allocation information may indicate a radio resource in an uplink that is fixedly allocated to the predetermined mobile station at the predetermined timing.
- a second feature of the present invention is a mobile station, which is configured to decode scheduling information transmitted from a base station when fixed allocation scheduling is performed.
- Scheduling information decoding means, and receiving means configured to receive downlink link data addressed to the mobile station transmitted from the base station at a predetermined timing based on a decoding result of the scheduling information.
- the scheduling information includes resource allocation information indicating radio resources fixedly allocated to the mobile station at the predetermined timing in the fixed allocation scheduling! / .
- the scheduling information is the fixed allocation. And includes a process number that identifies a process in HARQ that transmits the downlink data to the mobile station when scheduling is performed, and the receiving means is configured to perform the fixed allocation scheduling.
- the retransmitted downlink data may be detected based on the process number.
- combining means configured to combine the downlink data at the time of initial transmission in which an error is detected and the retransmitted downlink data. Good.
- a third feature of the present invention is a mobile station, which is configured to decode scheduling information transmitted from a base station when fixed allocation scheduling is performed. Scheduling information decoding means, and transmission means configured to receive uplink data to the base station at a predetermined timing based on a decoding result of the scheduling information, the scheduling information comprising:
- the gist of the present invention is that it includes resource allocation information indicating radio resources fixedly allocated to the mobile station at the predetermined timing in the fixed allocation scheduling.
- a fourth feature of the present invention is a communication control method, comprising: performing a fixed allocation scheduling for transmitting data at a predetermined timing between a base station and a predetermined mobile station; A step in which a station generates and notifies scheduling information to the predetermined mobile station; a step in which the predetermined mobile station decodes the scheduling information notified from the base station; and the predetermined mobile station A station transmitting and receiving the data to and from the base station at the predetermined timing based on a decoding result of the scheduling information, and the scheduling information is the fixed allocation schedule Resource allocation information indicating radio resources that are fixedly allocated to the predetermined mobile station at the predetermined timing And effect.
- FIG. 1 is an explanatory diagram showing synchronous HARQ.
- FIG. 2 is an explanatory diagram showing asynchronous HARQ.
- Figure 3 shows the transmission when synchronous HARQ is applied to fixed allocation scheduling. It is explanatory drawing which shows allocation of a timing and scheduling information.
- FIG. 4 is an explanatory diagram showing transmission timing and scheduling information allocation when asynchronous HARQ is applied to fixed allocation scheduling.
- FIG. 5 is a partial block diagram showing a base station according to an embodiment of the present invention.
- FIG. 6 is an explanatory diagram showing an example of scheduling information.
- FIG. 7 is a partial block diagram showing a mobile station according to an embodiment of the present invention.
- FIG. 8 is a flowchart showing the operation of the base station according to one embodiment of the present invention.
- FIG. 9 is a flowchart showing the operation of the mobile station according to one embodiment of the present invention.
- the radio communication system according to the first embodiment of the present invention will be described below.
- the radio communication system according to the present embodiment includes a base station 100 and a mobile station 200.
- the data Is a method of assigning a retransmission opportunity to the
- a subframe with a subframe number "6" is an MBMS or TDD.
- the subframe with the subframe number “6” cannot be used for the above-mentioned data retransmission.
- the subframe number is "12".
- a retransmission opportunity is assigned to the above data.
- asynchronous HARQ is an arbitrary timing after a certain time has elapsed from the initial transmission timing of data, for example, an arbitrary time after a certain time has passed since at least the Ack / Nack was transmitted by the receiving device. In this timing, a retransmission opportunity is assigned to the data.
- asynchronous HARQ requires an identifier (for example, process number) that indicates which data is being retransmitted at a predetermined timing (for example, a predetermined subframe). .
- asynchronous HARQ for data transmitted by a process whose process number is “0”, the initial transmission timing power of such data is arbitrary after a certain time has elapsed.
- subframes for example, any subframe after the subframe with the subframe number “6”, a retransmission opportunity is assigned.
- a subframe with a subframe number "6" is an MBMS or TDD
- the subframe with the subframe number “6” cannot be used for the above-mentioned data retransmission.
- the timing (subframe) at which data transmitted by a specific process is retransmitted is not known.
- the transmission side device which data is transmitted in a predetermined subframe. It is necessary to notify the process number to indicate the power of resending! /.
- each fixed allocation scheduling period for example, the first subframe A
- the movement of fixedly allocating radio resources in each subframe It is configured to notify the scheduling information indicating the station.
- the radio resource for retransmission for the data transmitted in each subframe is a fixed time (for example, for example, after the Ack / Nack is transmitted in the corresponding subframe of the receiving side device). Assigned at a predetermined retransmission interval after 6 subframes).
- the present invention is not limited to the case where the fixed allocation scheduling period is 20 subframes, as shown in the example of FIG.
- scheduling information indicating mobile stations to which radio resources are fixedly allocated in each subframe at an arbitrary timing of each fixed allocation scheduling period (for example, the first subframe A). It is configured to notify.
- the radio resource for retransmission for the data transmitted in each subframe is, for example, after the initial transmission timing of the data (for example, subframe A) power for a certain period of time, for example, After the minimum time required for retransmission control processing, in the example in Fig. 4, it is allocated to any subframe from subframe A to 6 subframes.
- fixed allocation scheduling for transmitting data at a predetermined timing is applied to a certain radio bearer (logical channel capable of providing QoS).
- a certain radio bearer logical channel capable of providing QoS.
- the present invention is not limited to the case where the fixed allocation scheduling period is 20 subframes, as shown in the example of FIG.
- the base station 100 includes a receiving unit 102, an HARQ delivery confirmation response determining unit 104, a MAC control unit 106, and an RRC entity 108 as a process number determining unit.
- RLC entity 110 and scheduling as scheduling means An information processor 112, a HARQ entity 114, a scheduling information generator 116 as a scheduling information generator, and a transmitter 118 as a notification unit.
- the scheduler 112 includes a HARQ control unit 1121.
- the RRC entity 108 determines a process number to be used for each mobile station, and the determined process number is transmitted to each mobile station via the RLC entity 110 by RRC signaling. Configured to notify.
- the RLC entity 110 is configured to divide or concatenate the input upper layer data and input it to the scheduler 112.
- HARQ delivery confirmation response determination section 104 is configured to receive a delivery confirmation response (Ack / Nack) for shared channel data transmitted from mobile station 200 and received by reception section 102. .
- the HARQ delivery confirmation response determination unit 104 determines whether or not to retransmit the transmitted data, and indicates the HARQ indicating the result.
- a delivery confirmation response determination signal is input to the scheduler 112.
- the scheduler 112 is configured to generate data (shared channel data) to be transmitted via the shared channel from the input upper layer data.
- the scheduler 112 is configured to perform scheduling (normal scheduling) for assigning transmission opportunities (radio resources) to mobile stations with good radio channel conditions, for example, for each TTI.
- scheduling normal scheduling
- transmission opportunities radio resources
- the scheduler 112 determines to make a transition to perform fixed allocation scheduling based on a predetermined condition.
- the scheduler 112 determines to make a transition to perform fixed allocation scheduling. If so, the scheduling information generation unit 116 is instructed to generate scheduling information.
- the scheduler 112 receives the HAR input from the HARQ delivery confirmation response determination unit 104.
- the scheduling information generating unit 116 is instructed to generate scheduling information.
- Scheduler 112 nominates the generated shared channel data to HARQ entity 114, and transmits the shared channel data to be transmitted at the transmission timing (transmission opportunity) assigned to a predetermined mobile station. It is configured to transmit to the predetermined mobile station via 118.
- the scheduler 112 After the scheduling information is transmitted to the predetermined mobile station, the scheduler 112
- the shared channel data buffered in the HARQ entity 114 is configured to be retransmitted via the transmission unit 118! RU
- the scheduler 112 does not send the shared channel that is being buffered.
- the transmission data is configured to be transmitted to the predetermined mobile station via the transmission unit 118 at the transmission timing assigned to the predetermined mobile station.
- the scheduler 112 determines that re-notification of scheduling information is necessary when a certain fixed allocation scheduling period ends and another fixed allocation scheduling period starts.
- the scheduling information generating unit 116 is configured to generate scheduling information according to an instruction from the scheduler 112.
- the scheduling information generation unit 116 is configured to generate scheduling information including at least a part of information as shown in FIG.
- the scheduling information includes “User ID (UE ID)” as Category 1,
- Resource assignment information (Resource assignment)”, “Number of subframes (Duration assignment)”, and “Persistent start flag (Persistent start flag)”.
- -antenna re lated info "," Modulation scheme ", and” Payload size ".
- Category 3 includes” Process number “and” Redundant bit type “ Information (RV (Redundancy Version);) ”and“ new data indication (NDI) J ”.
- the “user ID” is information indicating a predetermined mobile station.
- the fixed allocation scheduling period may be a frame unit or a subframe unit.
- Radio resource allocation information is information indicating radio resources allocated to a predetermined mobile station at a predetermined timing in fixed allocation scheduling.
- radio resources are specified in units called resource blocks (or resource units) defined by a plurality of subcarrier groups.
- Numberer of subframes is information indicating an effective period (for example, subframe unit) of a radio resource assigned by powerful scheduling information. An identifier indicating that the valid period is indefinite may be notified as the “number of subframes”.
- the “fixed allocation scheduling start flag” is information for notifying the start and stop of fixed allocation scheduling.
- Multi-antenna related information is control information necessary for MIMO (Multi-Input-Multi-Output) transmission.
- Modulation scheme information is information indicating a modulation scheme used for radio resources allocated by powerful scheduling information.
- Payload size is the information and layer transferred to Layer 1 (L1) force Layer 2 (L2)
- the "process number” is information for specifying a process in HARQ assigned to data transmitted by a radio resource assigned by powerful scheduling information.
- Information indicating the type of redundant bit refers to a redundant bit transmission method related to HARQ control.
- NDI is information used for notifying whether or not the power is the initial transmission of the data force transmitted by the radio resource allocated by the powerful scheduling information.
- the scheduling information generating unit 116 generates scheduling information including all the information described above when transitioning from normal scheduling to fixed allocation scheduling.
- Scheduling information generating section 116 is configured to notify generated scheduling information to mobile station 200 via transmitting section 118! RU
- the scheduling information generating unit 116 performs the L1 / L2 control channel (for example, PDC
- the mobile station 200 may be notified.
- the scheduling information generating unit 116 may be configured to notify the scheduling information at the timing of setting the radio bearer.
- the scheduling information generation unit 116 may be configured to notify the scheduling information when fixed allocation scheduling is set for a certain radio bearer.
- the scheduling information generating unit 116 may be configured to notify the process number to a predetermined mobile station based on the scheduling information.
- this process number specifies the process in HARQ that transmits data to a given mobile station when fixed allocation scheduling is performed.
- the MAC control unit 106 may be configured to notify a predetermined mobile station of the process number determined by the RRC entity 108 as a MAC control PDU.
- the MAC control unit 106 determines a process number to be used for each mobile station, and notifies the determined process number to each mobile station. It may be configured. For example, the MAC control unit 106 is configured to notify each mobile station of the determined process number as a MAC control PDU.
- the mobile station 200 includes a receiving unit 202, an HARQ entity 204, a scheduling information decoding unit 206 as a scheduling information decoding unit, a shared channel decoding unit 208, an RLC entity 210, It comprises an RRC entity 212, a MAC control unit 214 as a combining means, an HARQ delivery confirmation response generation unit 216, and a transmission unit 218.
- the receiving unit 202 is configured to receive the scheduling information transmitted by the base station 100 and input it to the scheduling information decoding unit 206.
- the receiving unit 202 receives the shared channel data transmitted from the base station 100, and receives the HARQ entity 2
- Scheduling information decoding section 206 is configured to decode the scheduling information input by receiving section 202 and input the decoded scheduling information to shared channel decoding section 208.
- the shared channel decoding unit 208 is configured to decode the shared channel data buffered in the HARQ entity 204 based on the scheduling information input from the scheduling information decoding unit 206.
- the shared channel decoding unit 208 when the shared channel data can be decoded based on the CRC (Cycric Redundancy Check) determination, the shared channel decoding unit 208 notifies the base station 100 of Ack and transmits the shared channel data. If Nack cannot be The HARQ delivery confirmation response generation unit 216 is instructed to notify
- the shared channel decoding unit 208 is configured to input the decoded data for the shared data channel to the RLC entity 210! RU
- the RLC entity 210 is configured to assemble a PDU (Protocol Data Unit) from the shared channel data input by the shared channel decoding unit 208 and transmit it to the upper layer.
- PDU Protocol Data Unit
- the RLC entity 210 when the RLC entity 210 is notified of the process number specifying the process in HARQ by RRC signaling, the RLC entity 210 is configured to input the process number to the MAC control unit 106 via the RRC entity 212. Has been.
- the MAC control unit 214 is configured to reserve, that is, temporarily store the input process number.
- the MAC control unit 214 is configured to control the HARQ entity 204 and the reception unit 202 based on the input process number! RU
- the MAC control unit 214 processes the data of the error detected in the HARQ entity 204 (shared channel data (downlink data) at the initial transmission) and the input process number. It is configured to synthesize the data retransmitted by.
- HARQ delivery confirmation response generating section 216 generates an HARQ delivery confirmation response according to the command from shared channel decoding section 208, and transmits it to base station 100 via transmission section 218. It is structured as follows.
- step S802 the scheduler 112 starts fixed allocation scheduling.
- the scheduler 112 when starting the voice communication, notifies the predetermined radio bearer that the fixed allocation scheduling may be started.
- the scheduler 112 performs fixed signaling by performing signaling indicating that fixed allocation scheduling is performed during a period in which normal scheduling is performed. You can explicitly notify that allocation scheduling will be done!
- step S804 the scheduler 112 starts transmission processing for a predetermined mobile station 200.
- step S806 the scheduler 112 is a subframe (assignment subframe) in which the next subframe is fixedly assigned to the predetermined mobile station 200 during the fixed assignment scheduling period. Judge whether or not there is!
- the scheduler 112 determines whether or not the next transmission timing power is a transmission timing fixedly assigned to a predetermined mobile station 200 (that is, a transmission timing within a fixed allocation scheduling period). Judge about.
- the fixed mobile station 200 is fixedly allocated to the predetermined mobile station 200 in the fixed allocation scheduling period.
- the subframe (transmission timing) shall be determined.
- step S808 the scheduler 112 performs the! / The shared channel data that is buffered by the HARQ entity 114 is transmitted via the transmitter 118.
- step S810 the HARQ control unit 1121 of the scheduler 112 It is determined whether or not there is data to be retransmitted to the mobile station 200.
- step S810 If it is determined that there is no data to be retransmitted (step S810: NO), this operation returns to step S804.
- step S810 YES
- step S812 the 11 8 1 ⁇ 3 control unit 1121 assigns a transmission opportunity to the data to be retransmitted. It is determined whether or not it is possible.
- step S812 If it is determined that transmission opportunities cannot be assigned (step S812: NO), the operation returns to step S804.
- step S812 when it is determined that transmission opportunities can be assigned (step S812: YES)
- step S814 the HARQ control unit 1121 performs scheduling information generation unit 11
- scheduling information generation section 116 generates scheduling information in accordance with an instruction from HARQ control section 1121, and transmits the powerful scheduling information to predetermined mobile station 200 via transmission section 118. To do.
- step S816 the HARQ control unit 1121 selects the data for which an error has been detected during the initial transmission from the shared channel data buffered in the HARQ entity 114.
- the data is retransmitted to a predetermined mobile station 200 via the transmission unit 118.
- step S902 fixed allocation scheduling is started in mobile station 200, and in step S904, receiving section 202 starts receiving processing for shared channel data (downlink data) from base station 100.
- step S906 shared channel decoding section 208 determines whether or not the next reception timing power is the power that is set as the above-mentioned allocation timing.
- step S908 the reception unit 202 receives the shared channel data, and buffers the received shared channel data in the HARQ entity 204. To do.
- step S910 shared channel decoding section 208 decodes the shared channel data that has been nominated to HARQ entity 204.
- step S912 the receiving unit 202 determines whether or not waiting for retransmission.
- step S912 If it is determined not to wait for retransmission (step S912: NO), the operation returns to step S904. Even if it is determined that it is not waiting for retransmission (step S912: NO), if there is a possibility that another wireless bearer may be assigned, the operation proceeds to step S916.
- step S914 the receiving unit 202 receives scheduling information.
- the reception unit 202 converts the received scheduling information into the scheduling information recovery.
- the scheduling information decoding unit 206 decodes the input scheduling information and inputs it to the shared channel decoding unit 208.
- step S916 the MAC control unit 214 determines whether or not the radio resource is allocated to the mobile station 200, that is, there is a timing at which the transmission opportunity of shared channel data to the mobile station 200 is allocated. Judge whether it is power or not.
- step S916: NO If it is not determined that there is an assignment (step S916: NO), this operation is performed in step S90.
- step S916 when it is determined that there is an assignment (step S916: YES), in step S918, the MAC control unit 214 instructs the reception unit 202 to receive the shared channel data. As a result, the receiving unit 202 receives the shared channel data and inputs the received shared channel data to the HARQ entity 204.
- step S920 MAC control section 214 performs HARQ processing to synthesize error-detected data and retransmitted data among shared channel data buffered in HARQ entity 204.
- the predetermined mobile station 200 is Schedule notification information can be notified.
- base station 100 can notify scheduling information at an arbitrary timing in fixed allocation scheduling, and mobile station 200 can When allocation scheduling is performed, retransmitted shared channel data (downlink data) can be received at an arbitrary timing.
- the resource allocation information included in the scheduling information Power described for an example in the case of indicating a downlink radio resource fixedly allocated to a predetermined mobile station 200 at a predetermined timing is not limited to such an example, and is included in the scheduling information. Needless to say, this is also applicable to an example in which the resource allocation information indicates uplink radio resources that are fixedly allocated to a predetermined mobile station 200 at a predetermined timing.
- the second modification is an example in which the present invention is applied to a communication in which there are a voiced section and a silent section in a wireless bearer during communication, such as VoIP communication.
- such a sound period is set as the above-described fixed allocation scheduling period, and the above-described scheduling information is changed every time a strong fixed allocation scheduling period (ie, a sound period) starts.
- a strong fixed allocation scheduling period ie, a sound period
- a mobile station and a base station that can change a radio resource fixedly allocated to the mobile station for each fixed allocation scheduling period And a communication control method can be provided
Abstract
Description
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Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07742756.5A EP2015602B1 (en) | 2006-05-01 | 2007-05-01 | Mobile station, base station, and communication control method |
KR1020087024406A KR101193105B1 (ko) | 2006-05-01 | 2007-05-01 | 이동국, 기지국 및 통신제어방법 |
CN2007800156554A CN101433123B (zh) | 2006-05-01 | 2007-05-01 | 移动台、基站及通信控制方法 |
BRPI0711181-9A BRPI0711181A2 (pt) | 2006-05-01 | 2007-05-01 | estação móvel, estação de base, e método de controle de comunicação |
JP2008514467A JPWO2007129645A1 (ja) | 2006-05-01 | 2007-05-01 | 移動局、基地局及び通信制御方法 |
US12/299,298 US8385273B2 (en) | 2006-05-01 | 2007-05-01 | Mobile station, base station, and communication control method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2006-127999 | 2006-05-01 | ||
JP2006127999 | 2006-05-01 |
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WO2007129645A1 true WO2007129645A1 (ja) | 2007-11-15 |
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PCT/JP2007/059321 WO2007129645A1 (ja) | 2006-05-01 | 2007-05-01 | 移動局、基地局及び通信制御方法 |
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US (1) | US8385273B2 (ja) |
EP (1) | EP2015602B1 (ja) |
JP (2) | JPWO2007129645A1 (ja) |
KR (1) | KR101193105B1 (ja) |
CN (1) | CN101433123B (ja) |
BR (1) | BRPI0711181A2 (ja) |
RU (2) | RU2440699C2 (ja) |
TW (1) | TW200807946A (ja) |
WO (1) | WO2007129645A1 (ja) |
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US7855951B2 (en) | 2009-01-29 | 2010-12-21 | Lg Electronics Inc. | Signal transmission scheme for efficient management of common enhanced dedicated channel |
JP2011509549A (ja) * | 2007-12-10 | 2011-03-24 | リサーチ イン モーション リミテッド | 単一セルポイントツーマルチポイント多重化およびスケジューリングのためのシステムおよび方法 |
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JP2011530259A (ja) * | 2008-08-04 | 2011-12-15 | サムスン エレクトロニクス カンパニー リミテッド | 移動通信システムにおける端末の信号伝送方法及び装置 |
EP2269397A4 (en) * | 2008-04-21 | 2012-08-08 | Nortel Networks Ltd | METHODS AND SYSTEMS FOR HARQ PROTOCOLS |
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JP2016184937A (ja) * | 2010-11-03 | 2016-10-20 | サムスン エレクトロニクス カンパニー リミテッド | 無線通信システムにおける端末が受信確認情報ビットをエンコーディングする方法及び端末 |
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---|---|---|---|---|
TR201907743T4 (tr) | 2006-10-31 | 2019-06-21 | Ericsson Telefon Ab L M | Telekomünikasyon sistemi ve böyle bir sistemde hata kontrolü. |
CN102387485B (zh) | 2007-04-27 | 2015-07-29 | 华为技术有限公司 | 发送控制信令的方法和装置 |
JP5069040B2 (ja) * | 2007-05-01 | 2012-11-07 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システムにおける基地局装置及び通信方法 |
US8670363B2 (en) | 2007-05-30 | 2014-03-11 | Qualcomm Incorporated | Method and apparatus for sending scheduling information for broadcast and multicast services in a cellular communication system |
US8203955B2 (en) * | 2007-06-21 | 2012-06-19 | Alcatel Lucent | Method and apparatus for scheduling packets in an orthogonal frequency division multiple access (OFDMA) system |
US9386557B2 (en) | 2007-08-13 | 2016-07-05 | Qualcomm Incorporated | Method and apparatus for supporting broadcast and multicast services in a wireless communication system |
GB2452697A (en) * | 2007-08-14 | 2009-03-18 | Nec Corp | Dynamically allocating new resources to a node provided with persistently allocated resources |
CN101855859B (zh) * | 2007-09-14 | 2014-07-16 | 诺基亚西门子通信公司 | 启用harq的循环带宽分配方法 |
US20090135807A1 (en) * | 2007-11-27 | 2009-05-28 | Shweta Shrivastava | Persistent scheduling of harq retransmissions |
JP5373813B2 (ja) * | 2007-12-21 | 2013-12-18 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 移動体通信ネットワークにおける方法と装置 |
US9281922B2 (en) | 2008-03-20 | 2016-03-08 | Nokia Corporation | Data indicator for persistently allocated packets in a communications system |
US8473799B2 (en) * | 2008-08-21 | 2013-06-25 | Qualcomm Incorporated | Handling of disrupted synchronous hybrid automatic repeat request (HARQ) cycle at system time rollover |
CN101867937B (zh) * | 2009-04-14 | 2014-08-13 | 中兴通讯股份有限公司 | 基于恒定调度的混合自动重传实现方法 |
KR101292865B1 (ko) * | 2009-12-23 | 2013-08-02 | 한국전자통신연구원 | 멀티미디어 방송/멀티캐스트 서비스 시스템 및 그의 데이터 송수신 방법 |
TWI426750B (zh) * | 2010-01-12 | 2014-02-11 | Fujitsu Ltd | 移動通訊系統、無線通訊裝置、移動通訊裝置及無線通訊方法 |
EP2525608B1 (en) | 2010-01-12 | 2017-05-24 | Fujitsu Limited | Mobile communication system, wireless communication apparatus, mobile communication apparatus and wireless communication method |
KR20120047204A (ko) | 2010-11-03 | 2012-05-11 | 삼성전자주식회사 | 시분할 이중화 시스템에서의 수신 확인 정보 생성 및 전력 제어를 위한 방법 및 장치 |
US9204316B2 (en) | 2011-09-30 | 2015-12-01 | Blackberry Limited | Enhancement and improvement for hetnet deployments |
US8976764B2 (en) * | 2011-11-04 | 2015-03-10 | Blackberry Limited | Accommodating semi-persistent scheduling in heterogeneous networks with restricted subframe patterns |
US8964672B2 (en) | 2011-11-04 | 2015-02-24 | Blackberry Limited | Paging in heterogeneous networks with discontinuous reception |
US8885509B2 (en) | 2011-11-04 | 2014-11-11 | Blackberry Limited | Paging in heterogeneous networks using restricted subframe patterns |
EP3369278A1 (en) * | 2015-10-26 | 2018-09-05 | Nokia Solutions and Networks Oy | User equipment assisted coordination for scheduled wireless transmissions |
KR102352193B1 (ko) * | 2015-12-02 | 2022-01-18 | 삼성전자주식회사 | 통신 시스템에서 데이터 송수신 방법 및 장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001352315A (ja) * | 2000-04-10 | 2001-12-21 | Hyundai Electronics Ind Co Ltd | 広帯域無線通信システムのダウンリンクにおけるハイブリッド自動再送要求2/3方式のためのデータ処理方法 |
JP2002186014A (ja) * | 2000-12-12 | 2002-06-28 | Matsushita Electric Ind Co Ltd | 無線基地局装置及び通信端末装置 |
JP2005536149A (ja) * | 2002-08-16 | 2005-11-24 | モトローラ・インコーポレイテッド | 情報パケットを無線通信ネットワーク内で確実に送受信する方法及び装置 |
WO2006016457A1 (ja) * | 2004-08-10 | 2006-02-16 | Nec Corporation | 通信制御方法、無線通信システム、基地局及び移動局 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7489655B2 (en) * | 2001-07-06 | 2009-02-10 | Qualcomm, Incorporated | Method and apparatus for predictive scheduling in a bi-directional communication system |
DE60205014T2 (de) * | 2002-02-14 | 2005-12-29 | Matsushita Electric Industrial Co., Ltd., Kadoma | Verfahren zum Steuern der Datenrate in einem drahtlosen Paketdatenkommunikationssystem, Sender und Empfänger zu seiner Verwendung |
KR100891816B1 (ko) * | 2002-05-11 | 2009-04-07 | 삼성전자주식회사 | 비동기 부호분할다중접속 이동통신시스템에서 고속 순방향 물리공유채널의 전력 오프셋 정보 전송 방법 |
KR101000388B1 (ko) * | 2003-05-15 | 2010-12-13 | 엘지전자 주식회사 | 이동 통신 시스템 및 이 이동 통신 시스템에서 신호를처리하는 방법 |
ATE506822T1 (de) * | 2003-09-23 | 2011-05-15 | Panasonic Corp | Protokolkontextübertragung in einem mobilfunkkommunikationsystem |
ATE429744T1 (de) * | 2003-12-19 | 2009-05-15 | Panasonic Corp | Harq protokoll mit synchronen wiederholungen |
KR101533906B1 (ko) * | 2005-10-07 | 2015-07-06 | 인터디지탈 테크날러지 코포레이션 | 고속 다운링크 및 업링크를 지원하기 위한 제어 정보의 제공 방법 및 시스템 |
-
2007
- 2007-05-01 WO PCT/JP2007/059321 patent/WO2007129645A1/ja active Application Filing
- 2007-05-01 CN CN2007800156554A patent/CN101433123B/zh active Active
- 2007-05-01 KR KR1020087024406A patent/KR101193105B1/ko not_active IP Right Cessation
- 2007-05-01 TW TW096115474A patent/TW200807946A/zh not_active IP Right Cessation
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- 2007-05-01 BR BRPI0711181-9A patent/BRPI0711181A2/pt not_active IP Right Cessation
- 2007-05-01 JP JP2008514467A patent/JPWO2007129645A1/ja active Pending
- 2007-05-01 US US12/299,298 patent/US8385273B2/en active Active
- 2007-05-01 EP EP07742756.5A patent/EP2015602B1/en active Active
-
2011
- 2011-07-01 JP JP2011147677A patent/JP4977792B2/ja active Active
- 2011-10-03 RU RU2011139857/08A patent/RU2500084C2/ru not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001352315A (ja) * | 2000-04-10 | 2001-12-21 | Hyundai Electronics Ind Co Ltd | 広帯域無線通信システムのダウンリンクにおけるハイブリッド自動再送要求2/3方式のためのデータ処理方法 |
JP2002186014A (ja) * | 2000-12-12 | 2002-06-28 | Matsushita Electric Ind Co Ltd | 無線基地局装置及び通信端末装置 |
JP2005536149A (ja) * | 2002-08-16 | 2005-11-24 | モトローラ・インコーポレイテッド | 情報パケットを無線通信ネットワーク内で確実に送受信する方法及び装置 |
WO2006016457A1 (ja) * | 2004-08-10 | 2006-02-16 | Nec Corporation | 通信制御方法、無線通信システム、基地局及び移動局 |
Non-Patent Citations (5)
Title |
---|
"Considerations for control signalling support of Real Time Services", 3GPP TSG-RAN WG1 LTE ADHOE, 23 January 2006 (2006-01-23) |
"Further details on HS-SCCH-less operation for VoIP traffic", 3GPP TSG-RAN WG2 MEETING #51, 13 February 2006 (2006-02-13) |
"Persistent Scheduling for E-UTRA", TSG-RAN WG1 LTE ADHOC, 23 January 2006 (2006-01-23) |
NTT DOCOMO, INC.: "Persistent Scheduling", 3GPP TSG RAN WG2 AD HOC ON LTE, R2-061920, 27 June 2006 (2006-06-27) - 30 June 2006 (2006-06-30), XP003016942, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/tsg-ran/WG2_RL2/TSGR2_AHS/2006_06_LTE/Docs/R2-061920.zip> * |
See also references of EP2015602A4 |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011509549A (ja) * | 2007-12-10 | 2011-03-24 | リサーチ イン モーション リミテッド | 単一セルポイントツーマルチポイント多重化およびスケジューリングのためのシステムおよび方法 |
US8385283B2 (en) | 2008-01-14 | 2013-02-26 | Zte Corporation | Real-time service transmission method and resource allocation method |
JP2011510544A (ja) * | 2008-01-14 | 2011-03-31 | ゼットティーイー コーポレイション | リアルタイムサービスの伝送方法及びリソースの割り当て方法 |
US8761110B2 (en) | 2008-01-14 | 2014-06-24 | Zte Corporation | Real-time service transmission method and resource allocation method |
US9374198B2 (en) | 2008-04-21 | 2016-06-21 | Apple Inc. | Methods and systems for HARQ protocols |
US20170222762A1 (en) | 2008-04-21 | 2017-08-03 | Apple Inc. | Methods and Systems for HARQ Protocols |
US11515969B2 (en) | 2008-04-21 | 2022-11-29 | Apple Inc. | Methods and systems for HARQ protocols |
KR20140047173A (ko) * | 2008-04-21 | 2014-04-21 | 애플 인크. | Harq 프로토콜을 위한 방법 및 시스템 |
US10965406B2 (en) | 2008-04-21 | 2021-03-30 | Apple Inc. | Methods and systems for HARQ protocols |
KR101631394B1 (ko) | 2008-04-21 | 2016-06-16 | 애플 인크. | Harq 프로토콜을 위한 방법 및 시스템 |
US10686561B2 (en) | 2008-04-21 | 2020-06-16 | Apple Inc. | Methods and systems for HARQ protocols |
US10374756B2 (en) | 2008-04-21 | 2019-08-06 | Apple Inc. | Methods and systems for HARQ protocols |
US9654258B2 (en) | 2008-04-21 | 2017-05-16 | Apple Inc. | Methods and systems for HARQ protocols |
EP2269397A4 (en) * | 2008-04-21 | 2012-08-08 | Nortel Networks Ltd | METHODS AND SYSTEMS FOR HARQ PROTOCOLS |
US10009149B2 (en) | 2008-04-21 | 2018-06-26 | Apple Inc. | Methods and systems for HARQ protocols |
US10177883B2 (en) | 2008-08-04 | 2019-01-08 | Samsung Electronics Co., Ltd | Signal transmission method and apparatus for user equipment in mobile communication system |
US10700823B2 (en) | 2008-08-04 | 2020-06-30 | Samsung Electronics Co., Ltd | Signal transmission method and apparatus for user equipment in mobile communication system |
JP2011530259A (ja) * | 2008-08-04 | 2011-12-15 | サムスン エレクトロニクス カンパニー リミテッド | 移動通信システムにおける端末の信号伝送方法及び装置 |
CN101674167B (zh) * | 2008-09-12 | 2013-02-27 | 中兴通讯股份有限公司 | 一种基于恒定调度方式的数据通信方法和通信系统 |
US7855951B2 (en) | 2009-01-29 | 2010-12-21 | Lg Electronics Inc. | Signal transmission scheme for efficient management of common enhanced dedicated channel |
JP2016184937A (ja) * | 2010-11-03 | 2016-10-20 | サムスン エレクトロニクス カンパニー リミテッド | 無線通信システムにおける端末が受信確認情報ビットをエンコーディングする方法及び端末 |
Also Published As
Publication number | Publication date |
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EP2015602A1 (en) | 2009-01-14 |
JP2011199911A (ja) | 2011-10-06 |
CN101433123A (zh) | 2009-05-13 |
BRPI0711181A2 (pt) | 2011-08-23 |
JP4977792B2 (ja) | 2012-07-18 |
TW200807946A (en) | 2008-02-01 |
EP2015602A4 (en) | 2013-03-27 |
RU2011139857A (ru) | 2013-04-10 |
KR20090008206A (ko) | 2009-01-21 |
US8385273B2 (en) | 2013-02-26 |
RU2500084C2 (ru) | 2013-11-27 |
CN101433123B (zh) | 2012-01-11 |
RU2440699C2 (ru) | 2012-01-20 |
TWI346474B (ja) | 2011-08-01 |
EP2015602B1 (en) | 2016-11-16 |
JPWO2007129645A1 (ja) | 2009-09-17 |
KR101193105B1 (ko) | 2012-10-19 |
RU2008146852A (ru) | 2010-06-10 |
US20090225708A1 (en) | 2009-09-10 |
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