WO2014187141A1 - 一种harq信息发送的方法、基站、终端和系统 - Google Patents
一种harq信息发送的方法、基站、终端和系统 Download PDFInfo
- Publication number
- WO2014187141A1 WO2014187141A1 PCT/CN2013/091117 CN2013091117W WO2014187141A1 WO 2014187141 A1 WO2014187141 A1 WO 2014187141A1 CN 2013091117 W CN2013091117 W CN 2013091117W WO 2014187141 A1 WO2014187141 A1 WO 2014187141A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- information
- control channel
- harq
- harq information
- downlink control
- Prior art date
Links
Classifications
-
- 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]
-
- 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
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1861—Physical mapping arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
-
- 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
- H04L1/1607—Details of the supervisory signal
- H04L1/1657—Implicit acknowledgement of correct or incorrect reception, e.g. with a moving window
-
- 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
- H04L1/1607—Details of the supervisory signal
- H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
Definitions
- the present invention relates to a hybrid automatic repeat request (HQQ) information feedback technology in the field of wireless technologies, and in particular, to a method, a base station, a terminal, and a system for transmitting HARQ information.
- HQQ hybrid automatic repeat request
- LTE-Advanced Long Term Evolution
- CA carrier aggregation technology
- CoMP coordinated multi-point transmission
- multi-antenna technology, uplink multi-antenna technology, etc.
- the carrier that is delivered by the physical hybrid automatic repeat request indication channel (PHICH) resource is consistent with the corresponding carrier of the corresponding authorization information.
- PHICH physical hybrid automatic repeat request indication channel
- the HARQ information of the uplink data of the user is limited, and the HARQ information of the uplink data cannot be delivered.
- the release of the control information needs to be combined with the delivery of the cell reference signal (CRS) to perform demodulation of the control channel.
- CRS cell reference signal
- the embodiments of the present invention provide a method, a base station, a terminal, and a system for transmitting HARQ information.
- a method for transmitting HARQ information including:
- the downlink control information is sent to the UE by using the control channel resource indicated by the control channel resource location, so that the UE acquires the HARQ information.
- the step of the base station receiving the uplink data and obtaining the HARQ information of the uplink data includes: receiving, by the base station, the HARQ information of the uplink data by using the uplink data, where the HARQ information includes And an ACK/NACK value indicating a result of the uplink data reception processing.
- the step of determining a control channel resource location corresponding to the HARQ information by using the HARQ information and related information for sending downlink control information includes: when the control channel is a physical downlink control channel PDCCH And the related information used for sending the downlink control information includes a aggregation level, a carrier indication field CIF indication value, and the base station determines, by using the ACK/NACK value, the aggregation level, and the CIF indication value, that the UE corresponds to The PDCCH resource location of the ACK/NACK value.
- the related information for transmitting downlink control information includes a physical resource block PRB set of the EPDCCH, a number of PRB allocations in the set, a degree of aggregation,
- the carrier indication field CIF indicates a value, and the base station determines the location by using the ACK/NACK value, the PRB allocation number, the aggregation degree level, and the CIF indication value.
- the step of the UE acquiring the HARQ information includes:
- the UE receives downlink control information from the base station through the control channel;
- the HARQ information is obtained by determining the location of the control channel resource used by the downlink control information.
- the step of determining a location of a control channel resource includes: when the control channel is a PDCCH, the UE uses traversal information by using related information including a degree of aggregation level and a CIF indication value for receiving downlink control information. Determining an ACK/NACK value of the uplink data, and determining a PDCCH resource location of the UE.
- the step of determining a control channel resource location includes: when the control channel is an EPDCCH, the UE uses related information including a PRB allocation number, a degree of aggregation level, and a CIF indication value for receiving downlink control information. And determining an EPDCCH resource location of the UE by traversing an ACK/NACK value of the uplink data.
- the method further comprises:
- the UE finds a corresponding PDCCH resource or an EPDCCH resource by using the PDCCH resource location or the EPDCCH resource location, and demodulates the downlink control information of the UE by using the PDCCH resource or the EPDCCH resource.
- a base station including:
- the HARQ information acquiring module is configured to receive uplink data of the UE, and obtain HARQ information of the uplink data;
- a location determining module configured to determine, by using the HARQ information and related information for sending downlink control information, a control channel resource location corresponding to the HARQ information
- An information sending module configured to use the control channel resource indicated by the control channel resource location
- the source sends the downlink control information to the UE, so that the UE acquires the HARQ information.
- a terminal including:
- the information receiving module is configured to receive the downlink control information from the base station by using the control channel, and the HARQ information determining module is configured to determine whether the HARQ information is sent by using the information of the current subframe used for sending the downlink control information;
- the HARQ information acquiring module is configured to: when it is determined that the HARQ information is sent, determine the HARQ information by determining the location of the control channel resource used by the downlink control information.
- the terminal further includes:
- the information demodulation module is configured to: by using the control channel resource location, find a corresponding control channel resource, and use the control channel resource to demodulate the downlink control information of the UE; where the control channel is a PDCCH or EPDCCH.
- a system for transmitting HARQ information including the base station and the terminal described above.
- a computer readable storage medium comprising a set of instructions that, when executed, cause at least one processor to perform the following operations:
- the downlink control information is sent to the UE by using the control channel resource indicated by the control channel resource location, so that the UE acquires the HARQ information.
- the HARQ information is combined with the resource location allocation of the PDCCH/EPDCCH, and the HARQ information is implicitly transmitted to the UE through the resource location of the PDCCH/EPDCCH of the UE, so that the number of resources occupied by the PDCCH/EPDCCH is not affected. Down, both transmitted The HARQ information also transmits PDCCH/EPDCCH information, and also saves time-frequency resources.
- FIG. 1 is a schematic block diagram of a HARQ information sending method according to an embodiment of the present invention
- FIG. 2 is a flowchart of the fusion of HARQ information and PDCCH resource location allocation of uplink data according to an embodiment of the present invention
- FIG. 3 is a flowchart of a fusion of HARQ information and EPDCCH resource location allocation of uplink data according to an embodiment of the present invention
- FIG. 4 is a schematic structural diagram of a base station according to an embodiment of the present invention.
- FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
- FIG. 6 is a block diagram of a HARQ information sending system according to an embodiment of the present invention. detailed description
- the embodiments of the present invention provide a method for efficiently combining PDCCH resource location allocation and HARQ information, and a method for efficiently combining EPDCCH resource allocation and HARQ information to solve existing problems.
- FIG. 1 is a schematic block diagram of a HARQ information sending method according to an embodiment of the present invention. As shown in FIG. 1, the steps include:
- Step 101 The base station receives the uplink data of the UE, and performs receiving processing on the uplink data to obtain HARQ information of the uplink data.
- the HARQ information includes an acknowledgement ACK/NACK value for indicating the result of the uplink data receiving process.
- Step 102 Determine, by using the HARQ information and related information used for sending downlink control information, a control channel resource location corresponding to the HARQ information.
- the related information used for sending downlink control information includes: a degree of aggregation, a CIF indication value of the carrier indication field, and the ACK/NACK value and the degree of aggregation of the base station side.
- the related information used for transmitting downlink control information includes: Determining the corresponding number of the UE by using the ACK/NACK value, the PRB allocation number, the aggregation degree level, and the CIF indication value in the resource-fast PRB set, the number of the PRB allocation, the aggregation level, and the carrier indication field CIF indication value.
- the EPDCCH resource location of the ACK/NACK value when the control channel is an EPDCCH, the related information used for transmitting downlink control information includes: Determining the corresponding number of the UE by using the ACK/NACK value, the PRB allocation number, the aggregation degree level, and the CIF indication value in the resource-fast PRB set, the number of the PRB allocation, the aggregation level, and the carrier indication field CIF indication value.
- Step 103 Send, by using the control channel resource indicated by the control channel resource location, downlink control information to the UE, so that the UE acquires the HARQ information;
- the step of the UE acquiring the HARQ information includes: receiving, by the UE, the downlink control information from the base station, and using the information about the current subframe for sending the downlink control information, to determine whether there is HARQ information. If it is determined that the HARQ information is sent, the HARQ information is obtained by determining the location of the control channel resource used by the downlink control information.
- the step of determining the location of the control channel resource includes: when the control channel is a PDCCH, the UE traverses the uplink by using related information including a convergence level and a CIF indication value for receiving downlink control information.
- the ACK/NACK value of the data is used to determine a PDCCH resource location of the UE; when the control channel is an EPDCCH, the UE uses a correlation including a PRB allocation number, a degree of aggregation level, and a CIF indication value for receiving downlink control information.
- Information determining an EPDCCH resource location of the UE by traversing an ACK/NACK value of the uplink data.
- the UE finds a corresponding PDCCH resource or an EPDCCH resource by using the PDCCH resource location or the EPDCCH resource location, and demodulates the downlink control information of the UE by using the PDCCH resource or the EPDCCH resource.
- FIG. 2 is a HARQ information and a PDCCH resource bit of uplink data according to an embodiment of the present invention.
- a flowchart for assigning a fusion, as shown in FIG. 2, the steps include:
- Step 201 The base station receives uplink data from the UE, and obtains HARQ information of the uplink data by receiving processing.
- Step 202 The base station acquires related information required for the PDCCH information of the UE to be delivered (that is, the downlink control information DCI is sent by using the PDCCH); for example, the information such as the aggregation level L and the CIF indication value nCI.
- the PDCCH information here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- Step 203 The base station performs PDCCH resource location allocation according to the HARQ information of the UE. That is, the base station side condenses the HARQ information into the PDCCH resource location allocation of the UE, and allocates the obtained PDCCH resource location of the UE to reflect the base station. Whether the HARQ information is delivered on the side and the specific HARQ information delivered.
- the HARQ information and the PDCCH resource location allocation of the corresponding UE are fused by the following formula (1):
- Step 204 The base station sends the PDCCH information to the UE;
- the base station finds a PDCCH resource by using the determined PDCCH resource location, and sends the DCI information to the UE by using the PDCCH resource, so that the UE obtains its HARQ information.
- the step of the UE obtaining the HARQ information is as follows:
- the processing procedure on the UE side is as follows:
- Step 204-3 The UE determines, according to the current subframe in which the PDCCH information is sent, whether the base station sends the HARQ information, and obtains the resource location of the PDCCH according to the determination result.
- the PDCCH resource location is obtained by using the method in the embodiment of the present invention. Otherwise, the PDCCH resource location is obtained according to the PDCCH resource location allocation method in the existing LTE technology, that is, the technology provided by the embodiment of the present invention.
- the solution is backward compatible.
- the UE calculates the PDCCH resource location of the UE according to the following formula:
- the UE Since the UE does not know the specific value of the HARQ information fed back by the base station, when demodulating, it is necessary to traverse all possible HARQ values to obtain a corresponding PDCCH resource allocation position.
- Step 204-4 The UE demodulates its own PDCCH information on the PDCCH resource indicated by the PDCCH resource location, that is, demodulates and obtains its own DCI.
- the base station performs the two data blocks. After the receiving process, the obtained two HARQ information corresponding to the two data blocks are simultaneously delivered, and the specific operation process on the base station side is as follows:
- the base station acquires HARQ information of the uplink data of the UE: ackl and ack2, where the values of ackl and ack2 are 0 or 1.
- the base station acquires related information required for the delivery of the PDCCH information of the UE, such as the aggregation degree level L, the CIF indication value nCI, and the like.
- the PDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the base station calculates a PDCCH resource allocation location of the UE according to the following formula.
- the base station sends the PDCCH information of the UE, specifically, the base station finds the PDCCH resource by using the determined PDCCH resource location, and sends the DCI information to the UE by using the PDCCH resource, so that the UE obtains its HARQ information.
- the steps for the UE to obtain its HARQ information are as follows:
- the UE receives corresponding PDCCH information sent by the base station.
- the UE acquires related information required for receiving the PDCCH information, such as a degree of aggregation level L, a CIF indication value, nCI, and the like.
- the PDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the UE calculates the PDCCH resource location of the UE according to the following formula.
- the UE demodulates its own PDCCH information on the PDCCH resource indicated by the corresponding PDCCH resource location.
- the number of PDCCHs is the number of PDCCHs.
- the RNTI is the terminal identification number of the UE configured by the upper layer.
- the specific operation process of the base station is as follows:
- the base station acquires related information required for the PDCCH information of the UE, such as the aggregation degree level L, the CIF indication value nCI, and the value of the N CCE .
- the PDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the PDCCH resource location allocation manner in the embodiment of the present invention is compatible with the allocation mode in the existing LTE technology.
- the base station side sends the PDCCH information of the UE. Specifically, the base station finds the PDCCH resource by using the determined PDCCH resource location, and uses the PDCCH resource to send the DCI information to the UE, so that the UE obtains its HARQ information.
- the steps for the UE to obtain its HARQ information are as follows:
- the UE receives corresponding PDCCH information sent by the base station.
- the UE acquires related information required for receiving the PDCCH information, such as a degree of aggregation level L, a CIF indication value, nCI, and the like.
- the PDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the UE calculates a PDCCH resource allocation location of the UE according to the following formula.
- the UE demodulates its own PDCCH information on the PDCCH indicated by the corresponding PDCCH resource allocation position.
- the number of PDCCHs is the number of PDCCHs.
- FIG. 3 is a flowchart of the fusion of HARQ information and EPDCCH resource location allocation of uplink data according to an embodiment of the present invention. As shown in FIG. 3, the steps include:
- Step 301 The base station receives uplink data from the UE, and obtains HARQ information of the uplink data by performing processing.
- Step 302 The base station acquires related information required for the EPDCCH information of the UE to be sent (that is, the downlink control information DCI is sent by using the EPDCCH), for example, the number of PRB allocations of the EPDCCH-PRB-set, the aggregation degree level L, and the CIF indication value nCI. And other information.
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- Step 303 The base station performs EPDCCH resource location allocation according to the HARQ information of the UE. That is, the base station condenses the HARQ information into the EPDCCH resource location allocation of the UE, and allocates the obtained EPDCCH resource location of the UE to reflect the base station side. Whether the HARQ information is delivered and the specific HARQ information is delivered.
- f( ac ki, ac k2, ac k3,...) is a function whose variables are ackl , ack2 , ack3 , ... etc.
- an expression of f is provided as follows:
- Step 304 The base station side sends the corresponding EPDCCH information of the UE to the UE.
- the base station finds the EPDCCH resource by using the determined EPDCCH resource location, and uses the EPDCCH resource to send the DCI information to the UE, so that the UE obtains its HARQ information.
- the step of the UE obtaining the HARQ information is as follows:
- the processing procedure on the UE side is as follows: Step 304-1: The UE receives the corresponding EPDCCH information sent by the base station, that is, the UE passes
- the EPDCCH receives the DCI from the base station
- Step 304-2 The UE acquires related information required to receive EPDCCH information
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- Step 304-3 The UE determines, according to the current subframe in which the EPDCCH information is sent, whether the base station sends the HARQ information, and obtains the resource location of the PDCCH according to the determination result.
- the EPDCCH resource location is obtained by using the method in the embodiment of the present invention. Otherwise, the EPDCCH resource location is obtained according to the EPDCCH resource location allocation method in the existing LTE technology, that is, the technology provided by the embodiment of the present invention.
- the solution is backward compatible.
- the UE calculates the EPDCCH resource location of the UE according to the following formula.
- the UE Since the UE does not know the specific value of the HARQ information fed back by the base station, when demodulating, it is necessary to traverse all possible HARQ values to obtain a corresponding EPDCCH resource allocation position.
- Step 304-4 The UE demodulates on the PDCCH resource indicated by the EPDCCH resource location. Own EPDCCH information, that is, demodulated to get its own DCI
- N ECCE , p , k is the number of ECCEs in the set EPDCCH-PRB-set P set, obtained by looking up the table ⁇
- the HARQ information of the uplink data may not be sent due to the lack of the PHICH resource.
- a specific embodiment for solving the problem is given here.
- the terminal uploads two data blocks at the same time
- the base station performs the receiving processing result after receiving the received two data blocks, that is, the two HARQ information are sent at the same time, and the specific operation on the base station side is performed. The process is as follows:
- the base station acquires uplink data of the UE, performs receiving processing on the uplink data, and obtains HARQ information of the uplink data: ackl, ack2, where the values of ackl and ack2 are 0 or 1
- the base station acquires the EPDCCH-PRB-set information and the subframe number of the UE, determines the value of the p, k, and obtains related information required for the EPDCCH information of the UE, such as: the number of PRB allocations, and the degree of aggregation level L CIF indication. Value nCI N ECCE value and other information.
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the base station calculates the EPDCCH resource location of the UE according to the following formula. mN
- the base station sends an EPDCCH signal of the UE.
- the base station finds the EPDCCH resource by using the determined EPDCCH resource location, and uses the EPDCCH resource to send the DCI information to the UE, so that the UE obtains its HARQ information.
- the steps for the UE to obtain its HARQ information are as follows:
- the UE receives corresponding EPDCCH information sent by the base station.
- the UE obtains related information required to receive its EPDCCH information, such as the number of PRB allocations of the EPDCCH-PRB-set, the degree of aggregation level L, and the CIF indication value nCI.
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the UE calculates the EPDCCH resource allocation location of the UE according to the following formula.
- LM Since the UE does not know the specific value of the HARQ information fed back by the base station, when demodulating, it is necessary to traverse all possible HARQ values to obtain the corresponding EPDCCH resource location. 4 The UE demodulates its own EPDCCH information on the EPDCCH indicated by the corresponding EPDCCH resource location.
- N ECCE , p , k is the number of ECCEs in the set EPDCCH-PRB-set P set, obtained by looking up the table;
- the base station acquires the information of the EPDCCH-PRB-set of the UE, and the subframe number, determines the value of the p, k, and obtains related information required for the EPDCCH of the UE, for example, the number of PRB allocations, and the degree of aggregation level L CIF Indicates the value of nCI, N ECCE, and so on.
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the base station sends the EPDCCH information of the UE. Specifically, the base station finds the EPDCCH resource by using the determined EPDCCH resource location, and uses the EPDCCH resource to send the DCI information to the UE, so that the UE obtains its HARQ information.
- the steps for the UE to obtain its HARQ information are as follows:
- the UE receives corresponding EPDCCH information sent by the base station.
- the UE obtains related information required to receive its EPDCCH information, such as the number of PRB allocations of the EPDCCH-PRB-set, the degree of aggregation level L, and the CIF indication value nCI.
- the EPDCCH here may carry the uplink grant information of the UE, and may also carry the downlink grant information of the UE.
- the UE calculates the EPDCCH resource location of the UE according to the following formula.
- the EPDCCH resource location allocation manner in the embodiment of the present invention is compatible with the allocation mode in the existing LTE technology.
- the UE demodulates its EPDCCH information on the EPDCCH resource indicated by the corresponding EPDCCH resource location.
- N ECCE , p , k is the number of ECCEs in the set EPDCCH-PRB-set P set, obtained by looking up the table;
- K1, K2, K3, ... are data block-related ack-issued enable switches. These enable switches can be semi-statically configured by the upper layer, dynamically configured by control signaling, or judged by timing relationships. If the configuration is performed, the amount of calculation detected by the UE side will decrease, otherwise the calculation amount detected by the UE will increase.
- the value premise of M1, M2, M3, ... is: The PDCCH/EPDCCH resource location that carries the HARQ of the UE does not overlap with the PDCCH/EPDCCH resource location information that does not carry the HARQ, and ensures that the UE carries The PDCCH/EPDCCH resource location information of different HARQ information does not overlap to ensure accurate transmission of HARQ information.
- the Ml, M2, M3... information can be obtained by the high-level configuration to the base station side and the UE side, or can be standardized in a standard manner, such as formulating a database and writing data to death.
- 4 is a schematic structural diagram of a base station according to an embodiment of the present invention. As shown in FIG. 4, the method includes: a HARQ information acquiring module 401, a location determining module 402, and an information sending module 403.
- the HARQ information acquiring module 401 And configured to receive uplink data of the UE, and obtain HARQ information of the uplink data by performing receiving processing on the uplink data, where
- the location determining module 402 is configured to determine, by using the HARQ information and related information for sending downlink control information, a control channel resource location corresponding to the HARQ information, where the information sending module 403 is configured to utilize The control channel resource indicated by the control channel resource location sends the downlink control information to the UE, so that the UE acquires the HARQ information.
- the HARQ information acquiring module 401, the location determining module 402, and the information sending module 403 may pass through a central processing unit (CPU), a digital signal processor (DSP), or Programmable Logic Array (Field - Programmable Gate Array, FPGA) implementation.
- CPU central processing unit
- DSP digital signal processor
- FPGA Programmable Logic Array
- FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present invention. As shown in FIG. 5, the method includes: an information receiving module 501, a HARQ information determining module 502, and a HARQ information acquiring module.
- the information receiving module 501 is configured to receive downlink control information from the base station by using a control channel, where
- the HARQ information determining module 502 is configured to use the information of the current subframe for sending the downlink control information to determine whether the HARQ information is delivered.
- the HARQ information acquiring module 503 is configured to obtain HARQ information by determining a location of a control channel resource used by the downlink control information when determining that the HARQ information is sent.
- the terminal further includes: an information demodulation module 504, configured to: find, by using the control channel resource location, a corresponding control channel resource, and demodulate downlink control information of the UE by using the control channel resource
- an information demodulation module 504 configured to: find, by using the control channel resource location, a corresponding control channel resource, and demodulate downlink control information of the UE by using the control channel resource
- the above control channel is a PDCCH or an EPDCCH.
- the information receiving module 501, the HARQ information determining module 502, the HARQ information obtaining module 503, and the information demodulating module 504 can be implemented by using a CPU, a DSP, or an FPGA in the terminal.
- FIG. 6 is a schematic structural diagram of a HARQ information sending system according to an embodiment of the present invention. As shown in FIG. 7, the base station and the terminal are included.
- the embodiment of the present invention combines the HARQ information with the allocation of the PDCCH/EPDCCH resource location, and implicitly transmits the HARQ information and also transmits the PDCCH/EPDCCH information, and also saves time-frequency resources.
- embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention can take the form of a hardware embodiment, a software embodiment, or a combination of software and hardware aspects. Moreover, the present invention may employ computer usable storage media (including but not limited to disk) in one or more of the computer usable program code embodied therein. A form of computer program product embodied on a memory and optical storage, etc.).
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016514249A JP6069585B2 (ja) | 2013-05-21 | 2013-12-31 | Harq情報送信の方法、基地局、端末及びシステム |
EP13885226.4A EP2991256B1 (en) | 2013-05-21 | 2013-12-31 | Method, base station, terminal and system for transmitting harq information |
US14/891,077 US10033486B2 (en) | 2013-05-21 | 2013-12-31 | Method for transmitting HARQ information, base station, terminal and system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310189943.9A CN104184564B (zh) | 2013-05-21 | 2013-05-21 | 一种harq信息发送的方法及装置 |
CN201310189943.9 | 2013-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014187141A1 true WO2014187141A1 (zh) | 2014-11-27 |
Family
ID=51932784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2013/091117 WO2014187141A1 (zh) | 2013-05-21 | 2013-12-31 | 一种harq信息发送的方法、基站、终端和系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10033486B2 (zh) |
EP (1) | EP2991256B1 (zh) |
JP (1) | JP6069585B2 (zh) |
CN (1) | CN104184564B (zh) |
WO (1) | WO2014187141A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019517162A (ja) * | 2016-03-25 | 2019-06-20 | グァンドン オッポ モバイル テレコミュニケーションズ コーポレーション リミテッドGuangdong Oppo Mobile Telecommunications Corp., Ltd. | フィードバック情報の伝送方法及び装置 |
JP2021007242A (ja) * | 2016-03-25 | 2021-01-21 | オッポ広東移動通信有限公司Guangdong Oppo Mobile Telecommunications Corp., Ltd. | フィードバック情報の伝送方法及び装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106559188B (zh) * | 2015-09-25 | 2019-11-26 | 华为技术有限公司 | 一种数据传输的方法及基站 |
KR102182921B1 (ko) | 2016-08-08 | 2020-11-25 | 피니사 코포레이숀 | 에칭된 평탄화 vcsel |
CN111277372B (zh) * | 2017-06-09 | 2022-10-21 | Oppo广东移动通信有限公司 | 无线通信方法和设备 |
EP3734880B1 (en) | 2017-12-28 | 2022-11-16 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and device for transmitting hybrid automatic repeat request information |
CN111082910A (zh) * | 2019-09-30 | 2020-04-28 | 中兴通讯股份有限公司 | 多点协作传输的参数确定方法及装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101465720A (zh) * | 2009-01-23 | 2009-06-24 | 中兴通讯股份有限公司 | 一种发送上行harq反馈信息的方法和装置 |
CN103002582A (zh) * | 2011-09-08 | 2013-03-27 | 株式会社Ntt都科摩 | 一种下行数据反馈方法和装置 |
CN103109487A (zh) * | 2010-09-15 | 2013-05-15 | Lg电子株式会社 | 用于传输控制信息的方法和装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100054188A1 (en) | 2007-03-19 | 2010-03-04 | Atsushi Matsumoto | Wireless Communication Base Station Apparatus and Wireless Communication Method |
KR101749108B1 (ko) * | 2009-04-17 | 2017-06-21 | 엘지전자 주식회사 | 중계기에서 harq ack/nack 피드백 신호 검출 방법 |
CN102202408B (zh) * | 2010-03-22 | 2014-01-01 | 华为技术有限公司 | 多子帧调度方法、系统和设备 |
EP2988447B1 (en) * | 2010-03-29 | 2017-05-03 | LG Electronics, Inc. | Effective method and device for transmitting control information for supporting uplink multi-antenna transmission |
WO2013015652A2 (ko) * | 2011-07-28 | 2013-01-31 | 엘지전자 주식회사 | 무선 접속 시스템에서 데이터 송수신 방법, 이를 위한 기지국 및 단말 |
US9130723B2 (en) * | 2011-08-12 | 2015-09-08 | Lg Electronics Inc. | Method and device for acquiring resource for uplink control channel in wireless communication system |
KR101634466B1 (ko) * | 2011-11-01 | 2016-07-08 | 엘지전자 주식회사 | 무선통신 시스템에서 ack/nack 수신 방법 및 장치 |
US9538502B2 (en) * | 2012-05-01 | 2017-01-03 | Qualcomm Incorporated | Methods and apparatus for managing control and data transmissions for low cost user equipments |
US10111248B2 (en) * | 2012-06-29 | 2018-10-23 | Blackberry Limited | Method and system for cross-subframe scheduling during carrier aggregation |
CN103812620B (zh) * | 2012-11-05 | 2017-07-11 | 上海贝尔股份有限公司 | 确定用于harq的应答信息在pucch中位置的方法 |
-
2013
- 2013-05-21 CN CN201310189943.9A patent/CN104184564B/zh not_active Expired - Fee Related
- 2013-12-31 WO PCT/CN2013/091117 patent/WO2014187141A1/zh active Application Filing
- 2013-12-31 US US14/891,077 patent/US10033486B2/en active Active
- 2013-12-31 EP EP13885226.4A patent/EP2991256B1/en active Active
- 2013-12-31 JP JP2016514249A patent/JP6069585B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101465720A (zh) * | 2009-01-23 | 2009-06-24 | 中兴通讯股份有限公司 | 一种发送上行harq反馈信息的方法和装置 |
CN103109487A (zh) * | 2010-09-15 | 2013-05-15 | Lg电子株式会社 | 用于传输控制信息的方法和装置 |
CN103002582A (zh) * | 2011-09-08 | 2013-03-27 | 株式会社Ntt都科摩 | 一种下行数据反馈方法和装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2991256A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019517162A (ja) * | 2016-03-25 | 2019-06-20 | グァンドン オッポ モバイル テレコミュニケーションズ コーポレーション リミテッドGuangdong Oppo Mobile Telecommunications Corp., Ltd. | フィードバック情報の伝送方法及び装置 |
US20200288493A1 (en) | 2016-03-25 | 2020-09-10 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method and apparatus for transmitting feedback information |
JP2021007242A (ja) * | 2016-03-25 | 2021-01-21 | オッポ広東移動通信有限公司Guangdong Oppo Mobile Telecommunications Corp., Ltd. | フィードバック情報の伝送方法及び装置 |
US11122603B2 (en) | 2016-03-25 | 2021-09-14 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method and apparatus for transmitting feedback information |
Also Published As
Publication number | Publication date |
---|---|
EP2991256B1 (en) | 2019-03-27 |
JP6069585B2 (ja) | 2017-02-01 |
JP2016524852A (ja) | 2016-08-18 |
EP2991256A4 (en) | 2016-06-29 |
CN104184564A (zh) | 2014-12-03 |
EP2991256A1 (en) | 2016-03-02 |
US10033486B2 (en) | 2018-07-24 |
CN104184564B (zh) | 2019-01-04 |
US20160087761A1 (en) | 2016-03-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014187141A1 (zh) | 一种harq信息发送的方法、基站、终端和系统 | |
US11743905B2 (en) | Method and apparatus for transmission and reception in multi-carrier wireless communication systems | |
CN106560011B (zh) | 应答信息发送、接收方法,及接收设备,发送设备及通信系统 | |
JP5883091B2 (ja) | セミパーシステントスケジューリングデータパケットの確認応答情報をフィードバックする方法、装置、基地局、及びプログラム | |
US11743868B2 (en) | Short physical uplink shared channel arrangement | |
CN105634689B (zh) | 一种harq确认信息的反馈方法及装置 | |
JP2019506077A5 (zh) | ||
KR20180031014A (ko) | 무선 통신 시스템에서 harq-ack 응답 코드북의 결정 | |
WO2012163165A1 (zh) | 上行反馈信息发送及接收方法、系统和设备 | |
WO2015106554A1 (zh) | 资源管理方法、装置及计算机存储介质 | |
KR20150095909A (ko) | 다운링크 제어 정보 송신 및 검출 방법, 송신단 및 수신단 | |
WO2011044755A1 (zh) | 一种pdcch信息的发送方法、pdcch搜索空间的确定方法及装置 | |
EP2915273A1 (en) | Method of determining position of acknowledgement information for harq in pucch | |
WO2012034495A1 (zh) | 多天线场景下的上行控制信道资源的配置方法和设备 | |
TWI508597B (zh) | The method of implicitly associating the extended PUCCH resource for ACK / NACK with the eCCE used by the ePDCCH | |
JP7181667B2 (ja) | ハイブリッド自動再送要求フィードバック情報を送信する方法及びユーザー装置 | |
CN104811280B (zh) | 一种通过物理混合自动重传指示信道进行反馈的方法及设备 | |
WO2016033962A1 (zh) | 一种信道复用的方法和装置 | |
WO2017101569A1 (zh) | 下行信息的发送方法及装置 | |
CN103595501B (zh) | 指示信息发送方法和接收方法、基站和用户设备 | |
US20150098401A1 (en) | Method for allocating resource for hybrid arq information | |
WO2013053322A1 (zh) | 用于增强物理下行控制信道的通信方法和用户设备 | |
WO2016179775A1 (zh) | 确定物理混合自动重传请求指示信道资源的方法及装置 | |
CN107733587A (zh) | 一种上行控制信息的发送方法、装置和终端 | |
WO2013143232A1 (zh) | 一种在长期演进系统中分配小区标识的方法及装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13885226 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14891077 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2016514249 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013885226 Country of ref document: EP |