WO2012174918A1 - Procédés et dispositif d'envoi et de réception d'ack/nack - Google Patents

Procédés et dispositif d'envoi et de réception d'ack/nack Download PDF

Info

Publication number
WO2012174918A1
WO2012174918A1 PCT/CN2012/073343 CN2012073343W WO2012174918A1 WO 2012174918 A1 WO2012174918 A1 WO 2012174918A1 CN 2012073343 W CN2012073343 W CN 2012073343W WO 2012174918 A1 WO2012174918 A1 WO 2012174918A1
Authority
WO
WIPO (PCT)
Prior art keywords
ack
feedback information
pusch
nack
nack feedback
Prior art date
Application number
PCT/CN2012/073343
Other languages
English (en)
Chinese (zh)
Inventor
高雪娟
沈祖康
林亚男
Original Assignee
电信科学技术研究院
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 电信科学技术研究院 filed Critical 电信科学技术研究院
Publication of WO2012174918A1 publication Critical patent/WO2012174918A1/fr

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
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements

Definitions

  • the present invention relates to the field of wireless communications, and in particular, to a transmission method, a receiving method, and an apparatus for ACK/NACK. Background technique
  • LTE-A Long Term Evolution Advanced
  • LTE Long Term Evolution Advanced
  • LA Long Term Evolution
  • N2 Carrier Aggregation
  • the LTE-A system is currently configured to support up to five carriers for aggregation.
  • the LTE-A UE User Equipment
  • the LTE-A UE needs to feed back multiple downlink carriers and downlink subframe ACKs in the same uplink subframe (ACKnowledgment, affirmative Confirm) I NACK ( Negative ACKnowledgment) feedback.
  • the downlink subframes for ACK/NACK feedback corresponding to the same uplink subframe on each downlink carrier are as shown in Table 1.
  • M is the number of downlink subframes for ACK/NACK feedback corresponding to one uplink subframe on each downlink carrier.
  • Different uplink subframes and different TDD (Time Division Duplex) uplink and downlink configurations have different values, that is, the downlink subframe set corresponding to each uplink subframe shown in Table 1... ⁇ -: )' Downstream The total number of frames.
  • the carriers of different frequency bands may use different uplink and downlink configurations. Therefore, in the same uplink subframe, the M values corresponding to carriers of different frequency bands may also be used. different.
  • the M may not include the sub-subframe.
  • Frame the UE does not feed back ACK/NACK for the subframe.
  • LTE-A system supports ACK/NACK transmission on PUSCH (Physical Uplink Shared Channel), and SPS (Semi-persistent Scheduling) without corresponding PDCCH (Physical Downlink Control Channel) PUSCH, because the PUSCH has no corresponding UL grant (Uplink grant), the UE cannot determine the ACK of each downlink carrier according to the UL DAI (Downlink Assignment Index) (including ⁇ or) in the UL grant. /NACK feedback information. In response to this situation, the existing standard specifies that the UE transmits ACK/NACK on the PUSCH as follows:
  • the UE determines the ACK/NACK feedback information transmitted on the PUSCH according to the following manner:
  • the NACK feedback information is cascaded and transmitted on the PUSCH, where N is the number of downlink carriers configured/aggregated by the UE, M is for each upper b, when ACK/NACK is configured, PUCCH format lb
  • the UE does not perform spatial combining on the ACK/NACK feedback information of the multi-codeword, and generates 1-bit ACK/NACK feedback information for each codeword on each downlink carrier or the PDCCH indicating downlink SPS resource release.
  • the downlink subframe on the downlink carrier of the PDCCH that is released by the resource generates a NACK as feedback information, and ACK/NACK feedback information of each downlink carrier is cascaded and transmitted on the PUSCH;
  • the ACKs can share a feedback state of 2-bit information with 1 ACK or other ACK numbers, and the 2-bit information corresponding to each downlink carrier is cascaded and transmitted on the PUSCH; that is, 4 bits are always transmitted on the PUSCH.
  • Information, 16 states of 4-bit information respectively indicate different combinations of ACK/NACK feedback information of M subframes on two carriers.
  • the UE does not transmit the ACK on the PUSCH. NACK feedback information.
  • the base station may consider that the UE may have a lost PDSCH or a PDCCH indicating downlink SPS resource release.
  • the understanding of whether the base station and the UE transmit ACK/NACK on the PUSCH may be inconsistent. Therefore, the base station needs to perform DTX (Discontinuous Transmission) detection of the ACK/NACK feedback information on the SPS PUSCH to determine whether the UE transmits the ACK/NACK feedback information.
  • DTX Continuous Transmission
  • the DTX of the ACK/NACK feedback information has a certain error probability; if the UE itself sends an ACK/NACK on the PUSCH, but the base station has DTX detection result of the ACK/NACK on the PUSCH as DTX, the base station considers that the UE is not transmitting on the PUSCH.
  • ACK/NACK the BER's J base station loses the ACK/NACK information fed back by the UE, which will cause downlink redundant retransmission, and decode the ACK/NACK information as uplink data, thus affecting the correct reception of the uplink data; The ACK/NACK is not sent on the PUSCH.
  • the base station considers that the UE sends an ACK/NACK on the PUSCH, and the base station Decoding the uplink data as ACK/NACK information, and obtaining the wrong ACK/NACK feedback information will cause downlink redundant retransmission or error transmission, and also affect the correct reception of the uplink data.
  • the resource ACK / NACK transmission on the PUSCH resources is determined based on an offset parameter ⁇ different ACK / NACK feedback bits and the length of pre-configured ACK / NACK relative to the uplink data.
  • the resource offset is the amount of RE (Resource Element) occupied by the ACK/NACK feedback information relative to the number of REs occupied by the uplink data on the PUSCH to ensure different uplink data MCS (Modulation and Coding) Style, modulation and coding mode) ACK/NACK transmission reliability.
  • ACK/NACK is transmitted in a single codeword and multiple codewords (2 codewords) on PUSCH
  • ACK/NACK mapping is repeated at each layer, and ACK/NACK is transmitted in a single codeword.
  • the PUSCH for single codeword and multi-codeword transmission is respectively defined and calculated, which is pre-configured for high-layer signaling, that is, based on the bandwidth of the PUSCH transmission in a period of time. Set by changing the parameters such as the MCS level.
  • the transmission bandwidth and MCS level of the PUSCH are fixed for a period of time. Therefore, the bandwidth and MCS level determined based on the dynamically changing PUSCH are no longer applicable to the ACK/NACK transmission on the SPS PUSCH.
  • the ACK/NACK is also transmitted on the PUSCH. problem.
  • the UE performs all ACK/NACK feedback in the current uplink subframe, In the frame If the PDCCH is not received or the PDCCH indicating the release of the downlink SPS resource is not received, the UE will not transmit ACK/NACK feedback information on the PUSCH.
  • the downlink data of the UE is lost, the understanding between the base station and the UE on whether to transmit ACK/NACK on the PUSCH is inconsistent, thereby affecting the detection performance of the ACK/NACK and the uplink data. Summary of the invention
  • the embodiment of the present invention provides a method for transmitting ACK/NACK, a receiving method, and a device thereof, so that the base station and the UE have the same understanding of whether to transmit ACK/NACK on the PUSCH, and normally transmit ACK/NACK and uplink data.
  • an embodiment of the present invention provides a method for transmitting an ACK/NACK, including:
  • the physical uplink shared channel PUSCH used by the user equipment UE for transmitting uplink control information is a PUSCH without a corresponding physical downlink control channel PDCCH, or is configured to be uplink and downlink in a time division duplex TDD system. If the PUSCH is the PUSCH in the frequency division duplex FDD system, if the UE is in the downlink shared channel PDSCH or the PDCCH indicating the downlink semi-persistent scheduling SPS resource release;
  • the UE transmits the ACK/NACK feedback information on a resource determined by the PUSCH for transmitting the ACK/NACK feedback information.
  • An embodiment of the present invention provides a method for receiving an ACK/NACK, including: in a current uplink subframe, a physical uplink shared channel PUSCH used by a base station to transmit uplink control information by a base station is not corresponding to a physical downlink control channel PDCCH.
  • a physical uplink shared channel PUSCH used by a base station to transmit uplink control information by a base station is not corresponding to a physical downlink control channel PDCCH.
  • the base station And receiving, by the base station, the ACK/NACK feedback information sent by the UE according to the number of ACK/NACK feedback information bits on the resource that is used by the base station to transmit the ACK/NACK feedback information.
  • An embodiment of the present invention provides a user equipment UE, including:
  • a judging module configured to determine, in the current uplink subframe, that the physical uplink shared channel PUSCH determined by the UE for transmitting uplink control information is a PUSCH without a corresponding physical downlink control channel PDCCH, or an uplink and downlink in a time division duplex TDD system Configuring the PUSCH in the 0, or the PUSCH in the frequency division duplex FDD system, and determining that the UE does not receive the physical downlink shared channel PDSCH in the downlink subframe that performs ACK/NACK feedback in the current uplink subframe or a PDCCH indicating downlink semi-persistent scheduling of SPS resource release;
  • An information determining module configured to determine ACK/NACK feedback information transmitted on the PUSCH
  • a resource determining module configured to determine a resource on the PUSCH for transmitting the ACK/NACK feedback information
  • a sending module configured to transmit the ACK/NACK feedback information on a resource that is used by the PUSCH to transmit the ACK/NACK feedback information.
  • An embodiment of the present invention provides a base station device, including:
  • a determining module configured to determine, in the current uplink subframe, that the physical uplink shared channel PUSCH used by the UE to transmit uplink control information is a PUSCH that does not have a corresponding physical downlink control channel PDCCH, or is configured to be uplink and downlink in a time division duplex TDD system.
  • An information determining module configured to determine a number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH;
  • a resource determining module configured to determine, on the PUSCH, an ACK/NACK for transmission Resources for feedback information
  • a receiving module configured to receive, according to the ACK/NACK feedback information bit number, the ACK/NACK feedback information sent by the UE, on the resource for transmitting ACK/NACK feedback information determined on the PUSCH.
  • the present invention has at least the following advantages:
  • FIG. 1 is a schematic diagram of a single spectrum system in the prior art
  • FIG. 2 is a schematic diagram of a spectrum aggregation system in the prior art
  • 3 is a schematic diagram of mapping uplink control information on PUSCH uplink physical resources in the prior art
  • FIG. 4 is a schematic flowchart of a method for transmitting an ACK/NACK according to Embodiment 1 of the present invention
  • 5 to 8 are schematic views of the combination in the embodiment of the present invention.
  • FIG. 9 is a schematic flowchart of a method for receiving an ACK/NACK according to Embodiment 2 of the present invention.
  • FIG. 10 is a schematic structural diagram of a user equipment according to Embodiment 3 of the present invention
  • FIG. 11 is a schematic structural diagram of a base station apparatus according to Embodiment 4 of the present invention. detailed description
  • the UE cannot determine the ACK/NACK feedback information of each downlink carrier according to the UL DAI V 3 ⁇ 4J or > ⁇ in the UL grant, if the UE is in the right
  • the UE does not receive the PDCCH/NACK feedback information on the PUSCH in all the downlink subframes in which the ACK/NACK feedback is performed in the previous uplink subframe.
  • the UE does not transmit the ACK/NACK feedback information on the PUSCH.
  • the base station performs ACK on the SPS PUSCH. NACK DTX detection to determine whether the UE transmits ACK/NACK feedback information. If the ACK/NACK DTX detection of the base station is incorrect, it will affect the demodulation performance of the base station for the uplink data and ACK/NACK feedback information.
  • the embodiment of the present invention provides a method for transmitting ACK/NACK feedback information on the PUSCH, so as to avoid inconsistency between the base station and the UE for transmitting ACK/NACK on the PUSCH, thereby avoiding the ACK/NACK feedback of the base station on the PUSCH.
  • DTX detection of information improves the transmission reliability of uplink data and ACK/NACK feedback information.
  • An embodiment of the present invention provides a method for transmitting an ACK/NACK. As shown in FIG. 4, the method includes the following steps:
  • the physical uplink shared channel PUSCH used by the user equipment UE for transmitting uplink control information is a PUSCH without a corresponding physical downlink control channel PDCCH, or is configured to be uplink and downlink in a time division duplex TDD system. If the UE is in the PUSCH in the frequency division duplex FDD system, if the UE is in the corresponding row shared channel PDSCH or the PDCCH indicating the downlink semi-persistent scheduling SPS resource release, the UE performs ACK/NACK feedback on the PUSCH according to the following steps: 401. The UE determines ACK/NACK feedback information transmitted on the PUSCH.
  • the UE determines that the PUSCH for transmitting the uplink control information is a PUSCH without a corresponding PDCCH, or is a TDD system Whether the UE receives the PDSCH or the PDCCH indicating the release of the downlink SPS resource in the downlink subframe in which the ACK/NACK feedback is required in the current uplink subframe, whether the PUSCH in the row configuration 0 or the PUSCH in the FDD system is the UE.
  • the ACK/NACK feedback information (ie, if the UE does not receive the PDSCH or the PDCCH indicating the release of the downlink SPS resource in the downlink subframe in which the ACK/NACK feedback is performed in the uplink subframe corresponding to the PUSCH, the UE also needs to transmit the ACK/NACK on the PUSCH. Feedback).
  • a PUSCH that does not have UL DAI including but not limited to V or 1 3 ⁇ 4 ⁇ .
  • the UE transmits ACK/NACK feedback information on these PUSCHs to the PDSCH or the PDCCH indicating the release of the downlink SPS resources.
  • the manner in which the UE determines the ACK/NACK feedback information transmitted on the PUSCH includes:
  • Manner 1 The UE determines the number of ACK/NACK feedback bits that the UE needs to transmit on the PUSCH according to the number of downlink carriers N configured by itself and the number of downlink subframes M for ACK/NACK feedback corresponding to the current uplink subframe on each downlink carrier. And feedback information sequence.
  • the UE For each downlink carrier, when the downlink carrier is a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used, the UE generates an M-bit NACK for the downlink carrier as feedback information; When the multi-codeword transmission mode is used and spatial combining is not used, the UE generates a 2M-bit NACK for the downlink carrier as feedback information.
  • the UE determines the number of ACK/NACK feedback bits and feedback information that the UE needs to transmit on the PUSCH according to the following principles:
  • the UE For each downlink carrier, when the downlink carrier is in a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used, the UE needs to generate M-bit ACK/NACK feedback information for the downlink carrier; In the multi-codeword transmission mode and when spatial combining is not used, the UE needs to generate 2M-bit ACK/NACK feedback information for the downlink carrier.
  • M is the number of downlink subframes for ACK/NACK feedback corresponding to the current uplink subframe.
  • the UE does not receive the PDSCH or indicates the release of the downlink SPS resource.
  • a downlink carrier when the downlink carrier is in a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used, the UE generates a 1-bit NACK for each downlink subframe; when the downlink carrier is a multi-codeword transmission mode and does not When spatial combining is employed, the UE generates a 2-bit NACK for each downlink subframe.
  • the UE When the UE transmits the ACK/NACK feedback information on the PUSCH, the UE cascades the ACK/NACK feedback information corresponding to each downlink carrier and performs transmission on the PUSCH.
  • Manner 2 The UE determines the number of ACK/NACK feedback bits and the feedback information sequence transmitted on the PUSCH according to the PUCCH transmission format and/or the ACK/NACK combining mode of the currently configured or used ACK/NACK feedback information; Different from the PUCCH transmission format and the ACK/NACK combining mode, different methods are used to determine the number of ACK/NACK feedback information bits and the feedback information sequence transmitted on the PUSCH.
  • ACK/NACK feedback information includes:
  • the UE For each downlink carrier, when the downlink carrier is in a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used, the UE generates an M-bit NACK for the downlink carrier as feedback information; when the downlink carrier is multi-coded When the word transmission mode is not used, the UE generates a 2M-bit NACK as the feedback information for the downlink carrier, where M is the number of downlink subframes for performing ACK/NACK feedback on the current downlink carrier corresponding to the current uplink subframe.
  • the UE determines the number of ACK/NACK feedback bits and the feedback information sequence that the UE needs to transmit on the PUSCH according to the following principles:
  • the UE When the downlink carrier is a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used, the UE needs to generate M-bit ACK/NACK feedback information for the downlink carrier; when the downlink carrier is a multi-codeword transmission mode and When spatial combining is not used, the UE needs to generate 2M-bit ACK/NACK feedback information for the downlink carrier. Where M is the current
  • the UE pairs the PDCCH downlink carrier that does not receive the PDSCH or indicates the downlink SPS resource release.
  • the downlink carrier When the downlink carrier is in the single codeword transmission mode or the multi-codeword transmission mode and spatial combining is used, the UE generates 1 bit for each downlink subframe. NACK; When the downlink carrier is in a multi-codeword transmission mode and spatial combining is not used, the UE generates a 2-bit NACK for each downlink subframe.
  • the UE When the UE transmits the ACK/NACK feedback information on the PUSCH, the UE cascades the ACK/NACK feedback information corresponding to each downlink carrier and performs transmission on the PUSCH.
  • the UE When the downlink carrier is in the single codeword transmission mode, the UE generates an M-bit NACK as the feedback information for the downlink carrier.
  • the UE When the downlink carrier is in the multi-codeword transmission mode, the UE generates 2M for the downlink carrier.
  • the UE determines the number of ACK/NACK feedback bits and the feedback information sequence that the UE needs to transmit on the PUSCH according to the following principles:
  • the M-bit ACK/NACK feedback information is generated.
  • the ACK/NACK feedback information of the downlink downlink carrier of the PDCCH that does not receive the PDSCH or the downlink SPS resource release is cascaded and transmitted on the PUSCH.
  • the M is the number of downlink subframes that perform ACK/NACK feedback corresponding to the current uplink subframe.
  • a feedback state of the bit information, the 2-bit information corresponding to each downlink carrier is concatenated and transmitted on the PUSCH; as shown in Table 2, the combined feedback bits of each carrier of the channel selection time domain are combined.
  • Time domain ACK/NACK combining mode is: dividing M downlink subframes on each carrier into L (1 LM ) downlink subframe groups, Ti ( 1 Ti M, 1 ⁇ i ⁇ L ) subframes in each downlink subframe group, and multiple downlink subframes in each downlink subframe group on the same downlink carrier The ACK/NACK feedback information corresponding to the same code position is merged.
  • the UE When the UE adopts the foregoing time domain ACK/NACK combining mode on the PUCCH, the UE according to the downlink subframe number L of the time domain combination on each downlink carrier adopted on the PUCCH, and the corresponding downlink subframe of each downlink carrier
  • the combined A-bit ACK/NACK feedback information and the number of downlink carriers N aggregated/activated by the UE determine the number of ACK/NACK feedback information bits and the feedback information sequence transmitted on the PUSCH.
  • the UE may obtain the A-bit ACK/NACK feedback corresponding to each downlink subframe group on each downlink carrier.
  • the information is that the multiple downlink carriers are together to obtain AXLXN bit ACK/NACK feedback information, which is transmitted on the PUSCH.
  • ⁇ ' when the M downlink subframes on each downlink carrier are divided into L groups, the number of downlink subframes Ti included in each group may be the same or different; the downlink sub-carriers on different downlink carriers
  • the frame grouping mode may be the same or different.
  • the corresponding combined ACK/NACK feedback bit number A l; for multi-codeword transmission and multiple codewords
  • M is the corresponding ACK/ of the current uplink subframe of the UE on each downlink carrier. The maximum number of downlink subframes fed back by the NACK.
  • FIG. 5 and FIG. 6 show the merge manner of two downlink subframe groups.
  • the frequency domain ACK/NACK combining mode is: dividing the N downlink carriers configured by the UE into K ( 1 ⁇ ⁇ ⁇ ⁇ ) downlink carrier groups, and each of the downlink carrier groups Pi ( 1 Pi ⁇ , K i ⁇ K ) The carrier combines ACK/NACK feedback information corresponding to the same downlink subframe on multiple downlink carriers in the same downlink carrier group.
  • the UE When the UE adopts the above-mentioned frequency domain ACK/NACK combining mode on the PUCCH, the UE according to the frequency domain combined downlink carrier packet number K adopted on the PUCCH and the combined ⁇ bit ACK/NACK feedback information corresponding to each group of downlink carriers, The number of ACK/NACK feedback information bits and the feedback information sequence transmitted on the PUSCH are determined.
  • the UE uses the foregoing frequency domain ACK/NACK combining mode for the ACK/NACK feedback information of the same subframe position on multiple downlink carriers in each group of downlink carriers, the UE obtains corresponding merged for each downlink carrier group.
  • the B-bit ACK/NACK feedback information is used to cascade the combined B-bit ACK/NACK feedback information of each group of downlink carriers to obtain BXK-bit ACK/NACK feedback information, which is transmitted on the PUSCH.
  • the number of downlink carriers included in each group may be the same or different.
  • the corresponding combined ACK/NACK feedback bit number B M; for multi-codeword transmission and multi-codeword ACK
  • FIG. 7 and FIG. 8 show the frequency domain combining manner of the two downlink carrier groups.
  • the combination scheme of the foregoing combination scheme, or other ACK/NACK combining schemes is not excluded, and the ACK/NACK feedback information cascading manner of multiple packet combining may be in carrier order or subframe. It is not necessary to repeat the description in the embodiments of the present invention.
  • Step 402 The UE determines a resource on the PUSCH for transmitting ACK/NACK feedback information.
  • the resource determining manner for the UE to transmit ACK/NACK feedback information on the PUSCH in the SPS PUSCH or the TDD uplink/downlink configuration 0 or the PUSCH in the FDD system includes:
  • the UE receives, by using the high layer signaling, a separate ACK/NACK resource offset parameter configured in advance for the PUSCH, gi , (the resource offset parameter)
  • the parameter, and the specified number of ACK/NACK resource unit REs calculate the number of REs transmitting ACK/NACK on the PUSCH.
  • the number of bits for the ACK/NACK feedback, sc: is the current subframe
  • SCH pass a current PUSCH scheduling bandwidth, calculated as the number of subcarriers (or RE), J ' ⁇ The number of SC-FDMA (Signal-carrier frequency division multiple access) symbols in one subframe in the PUSCH initial transmission,
  • ⁇ ⁇ " ⁇ ' ⁇ ' is the scheduling bandwidth of the PUSCH initial transmission
  • C and ⁇ ' are the PUSCH initial transmission code block partitioning related information.
  • the UE receives, by using the high layer signaling, an ACK/NACK resource offset parameter Q configured in advance for the PUSCH (the resource offset parameter Q indicates that the resource used for transmitting the ACK/NACK in the PUSCH and the maximum available for transmitting the ACK on the PUSCH.
  • the ratio of resources of the NACK the UE determines the number of REs for transmitting ACK/NACK on the PUSCH according to the resource offset parameter Q.
  • ACK/NACK in PUSCH can be on both sides of the pilot in each slot.
  • the RE resource size of ACK/NACK is ⁇ M
  • JM is the transmission bandwidth of the PUSCH, in units of RE (subcarriers), and the ACK/NACK resource offset parameter Q of the upper layer configuration may be 1 3/4 1/2 1/4, etc. as shown in Table 3. Then, the UE determines that the number of REs for transmitting ACK/NACK on the PUSCH is ⁇ - .
  • the high layer signaling may be RRC (Radio Resource Control) signaling, MAC (Media Access Control) signaling, or the like.
  • the UE activates the PDCCH signaling of the SPS PUSCH or the uplink and downlink in the TDD system.
  • the resource offset indication field in the PDCCH signaling corresponding to the PUSCH in the configuration 0 or the PDCCH signaling corresponding to the PUSCH in the FDD system is configured to obtain an independent ACK/NACK resource offset parameter corresponding to the PUSCH ⁇ ( That is, the ⁇ ⁇ :8: ⁇ bit resource offset indication field in the PDCCH signaling indicates one of the ACK ACK/NACK resource offset parameters pre-configured by the high layer signaling, or the K defined in the standard.
  • the UE calculates the transmission on the PUSCH according to the resource offset parameter and the specified ACK/NACK RE number determining manner (such as the ACK/NACK RE determination formula defined in the existing standard). The number of REs for ACK/NACK.
  • the processing in this mode is similar to that in the first method.
  • the number of RE resources for transmitting ACK/NACK can be obtained according to the calculation indicated by the PDCCH, and is not described here.
  • the UE obtains a corresponding PUSCH according to the PDCCH signaling of the SPS PUSCH or the PDCCH signaling corresponding to the PUSCH in the uplink and downlink configuration 0 of the TDD system or the PDCCH signaling corresponding to the PUSCH in the FDD system.
  • the resource offset parameter Q Indicates the ratio of the resource used for transmitting the ACK/NACK in the PUSCH to the resource available for transmitting the ACK/NACK on the PUSCH.
  • the UE determines the number of REs for transmitting the ACK/NACK on the PUSCH according to the resource offset parameter Q.
  • Step 403 The ACK/NACK feedback signal determined by the UE on the PUSCH is transmitted.
  • the ACK/NACK feedback information is transmitted on the resource.
  • the embodiment of the present invention provides a method for receiving an ACK/NACK.
  • the ACK/NACK information transmitted by the UE side is processed by the corresponding base station side.
  • the method includes the following steps:
  • the physical uplink shared channel PUSCH used by the base station to transmit uplink control information is a PUSCH without a corresponding physical downlink control channel PDCCH, or is configured for uplink and downlink configuration 0 in a time division duplex TDD system.
  • the PUSCH is the PUSCH in the frequency division duplex FDD system
  • the base station receives the ACK/NACK feedback information sent by the receiving UE on the zai PUSCH according to the following steps:
  • Step 901 The base station determines the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH.
  • the PUSCH used by the base station to transmit the uplink control information is a PUSCH that does not have a corresponding PDCCH, or is a PUSCH in the uplink and downlink configuration 0 in the TDD system, or is an FDD.
  • the eNB considers that there is ACK/NACK feedback downlink transmission, that is, the base station does not need to perform DTX detection on the ACK/NACK feedback information on the PUSCH, and determines that the UE always transmits ACK/NACK feedback information on the PUSCH.
  • the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH is further determined to receive ACK/NACK feedback information.
  • the manner in which the base station determines the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH includes:
  • Manner 1 The base station according to the number of downlink carriers configured by the UE, N, and each downlink carrier
  • the number of ACK/NACK feedback bits transmitted on the PUSCH is the number of ACK/NACK feedback bits transmitted on the PUSCH.
  • the base station determines ACK/NACK feedback information corresponding to the M-bit of the downlink carrier; when the downlink carrier is multiple When the codeword transmission mode does not use spatial combining, the base station determines that the downlink carrier corresponds to 2M bits of ACK/NACK feedback information. Where M is the ACK/NACK inverse of the current uplink subframe on the current downlink carrier. The number of downlink subframes fed.
  • Manner 2 The base station determines the number of ACK/NACK feedback bits transmitted on the PUSCH according to the physical uplink control channel PUCCH transmission format and/or ACK/NACK combining mode of the ACK/NACK feedback information currently configured or used by the UE.
  • the base station determines the M-bit ACK/NACK feedback information of the downlink carrier; when the downlink carrier is a multi-codeword transmission mode and does not adopt When the space is merged, the base station determines that the downlink carrier corresponds to 2M bits of ACK/NACK feedback information; where M is the current downlink carrier pair.
  • the base station determines that the downlink carrier corresponds to the Z-bit combined ACK/NACK feedback information, and the Z-bit information indicates the first scheduled downlink subframe in the M downlink subframes on the downlink carrier.
  • M is the number of downlink subframes for which ACK/NACK feedback is performed on the current downlink carrier corresponding to the current uplink subframe.
  • the base station determines the number of ACK/NACK feedback bits transmitted by the UE on the PUSCH according to the following principles:
  • the base station determines that the UE does not perform spatial combining on the ACK/NACK feedback information of the multi-codeword; determines each codeword on each downlink carrier or indicates the downlink SPS resource release.
  • the released PDCCH corresponds to 1-bit ACK/NACK feedback information, and determines that each downlink carrier corresponds to M or 2M-bit ACK/NACK feedback information;
  • the base station determines that the UE spatially combines the ACK/NACK feedback information of the multiple codewords; determines that each downlink subframe on each downlink carrier corresponds to 1 bit of ACK/NACK feedback information, and determines each downlink carrier. Corresponding to M-bit ACK/NACK feedback information;
  • the base station determines the ACK/NACK feedback information corresponding to the Z bit combination of each downlink carrier, and the Z bit information indicates the number of consecutive ACKs of the first downlink subframe on the downlink carrier.
  • the M is the number of downlink subframes that perform ACK/NACK feedback corresponding to the current uplink subframe.
  • the base station determines the sum of the number of ACK/NACK feedback information bits corresponding to each downlink carrier as the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH.
  • Domain ACK/NACK combining mode is: dividing M downlink subframes on each carrier into L (1 LM) downlink subframe groups, and each downlink subframe group Ti ( 1 Ti M, li L ) subframes, combining ACK/NACK feedback information corresponding to the same code position in multiple downlink subframes in each downlink subframe group on the same downlink carrier.
  • the frequency domain ACK/NACK combining mode is: dividing the N downlink carriers configured by the UE into K (1 KN) downlink carrier groups, and Pi (K Pi ⁇ N, li K ) carriers in each downlink carrier group, The ACK/NACK feedback information corresponding to the same downlink subframe on multiple downlink carriers in the same downlink carrier group is combined.
  • the base station combines the number of downlink subframes L of the time domain merged on each downlink carrier adopted by the UE on the PUCCH, the combined A-bit ACK/NACK feedback information corresponding to each downlink subframe of each downlink carrier, and the UE aggregation. / The number of downlink carriers N activated, determining the number of ACK/NACK feedback information bits transmitted on the PUSCH.
  • the base station determines that the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH is the bit of the combined A-bit ACK/NACK feedback information corresponding to the downlink subframe group merged in each time domain on each downlink carrier.
  • the sum of the numbers is AXLXN.
  • the base station determines the number of ACK/NACK feedback information bits transmitted on the PUSCH according to the number of downlink carrier packets K of the frequency domain combination used by the UE on the PUCCH and the combined ⁇ ACK/NACK feedback information corresponding to each group of downlink carriers.
  • the base station determines that the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH is the combined of the downlink carrier groups of each group of frequency domains combined.
  • Step 902 The base station determines a resource on the PUSCH for transmitting ACK/NACK feedback information.
  • the base station allocates the resource offset in the high layer signaling or the PDCCH signaling.
  • the unit RE number determination formula calculates the ACK/NACK feedback information transmitted on the PUSCH.
  • ACK/NACK resource offset parameter indicates an offset value of a resource and an uplink data resource for transmitting ACK/NACK feedback information in the PUSCH; or a resource offset in the higher layer signaling or PDCCH signaling by the base station
  • the domain is configured to the ACK/NACK resource offset parameter Q of the PUSCH corresponding to the UE, and the base station determines the number of REs for transmitting ACK/NACK feedback information on the PUSCH according to the resource offset parameter Q; the resource offset parameter Q indicates that the ACK is transmitted in the PUSCH.
  • Step 903 The ACK/NACK feedback determined by the base station on the PUSCH is transmitted. On the resource of the information, the ACK/NACK feedback information sent by the UE is received according to the number of ACK/NACK feedback information bits.
  • the user equipment UE is further provided in the embodiment of the present invention. As shown in FIG. 10, the UE includes:
  • the determining module 11 is configured to determine, in the current uplink subframe, that the physical uplink shared channel PUSCH determined by the UE for transmitting uplink control information is a PUSCH without a corresponding physical downlink control channel PDCCH, or is a time division duplex TDD system
  • An information determining module 12 configured to determine ACK/NACK feedback information transmitted on the PUSCH;
  • a resource determining module 13 configured to determine a resource on the PUSCH for transmitting the ACK/NACK feedback information
  • the sending module 14 is configured to transmit the ACK/NACK feedback information on a resource that is used by the PUSCH to transmit the ACK/NACK feedback information.
  • the information determining module 12 is specifically configured to determine, according to the number of downlink carriers N configured by itself, and the number of downlink subframes M of ACK/NACK feedback corresponding to the current uplink subframe on each downlink carrier, determine the transmission on the PUSCH.
  • ACK/NACK feedback bit number and feedback information sequence are specifically configured to determine, according to the number of downlink carriers N configured by itself, and the number of downlink subframes M of ACK/NACK feedback corresponding to the current uplink subframe on each downlink carrier, determine the transmission on the PUSCH.
  • the information determining module 12 is further configured to generate an M-bit NACK as a feedback when the downlink carrier is in a single codeword transmission mode or a multi-codeword transmission mode and spatial combining is used.
  • Information When the downlink carrier is in a multi-codeword transmission mode and spatial combining is not used, a 2M-bit NACK is generated for the downlink carrier as feedback information.
  • the information determining module 12 is further configured to: when the downlink carrier is a single codeword transmission mode, or a multi-codeword transmission mode, and adopt space combination Generating ACK/NACK feedback information of M bits for the downlink carrier;
  • the downlink carrier When the downlink carrier is in a multi-codeword transmission mode and does not adopt spatial combining, generating 2M-bit ACK/NACK feedback information for the downlink carrier;
  • the information determining module 12 for the PDCCH that does not receive the PDSCH or indicates the downlink SPS resource release is specifically used for the physical uplink control channel PUCCH transmission format and/or ACK according to the currently configured or used transmission ACK/NACK feedback information. /NACK combining mode, determining the number of ACK/NACK feedback bits and the feedback information sequence transmitted on the PUSCH.
  • the information determining module 12 is further configured to: when the downlink carrier is a single codeword transmission mode, or In the codeword transmission mode and spatial combining, an N-bit NACK is generated as feedback information for the downlink carrier; when the downlink carrier is in a multi-codeword transmission mode and spatial combining is not used, a 2M-bit NACK is generated for the downlink carrier.
  • the information determining module 12 is further configured to use the downlink carrier for each downlink carrier, and the current configuration or the used PUCCH transmission format is PUCCH format 3. When it is a single codeword transmission mode, or a multi-codeword transmission mode, and spatial combining is performed, M-bit ACK/NACK feedback information is generated for the downlink carrier;
  • the downlink carrier When the downlink carrier is in a multi-codeword transmission mode and does not adopt spatial combining, generating 2M-bit ACK/NACK feedback information for the downlink carrier;
  • the M is a number of downlink subframes corresponding to the ACK/NACK feedback of the current uplink subframe, and the PUCCH transmission format of the transmission ACK/NACK feedback information that is not configured or used by the PDCCH that does not receive the PDSCH or the downlink SPS resource release.
  • the M is the number of downlink subframes that perform ACK/NACK feedback corresponding to the current uplink subframe.
  • the sending module 14 is specifically configured to cascade the ACK/NACK feedback information corresponding to each downlink carrier and transmit the information on the PUSCH.
  • ACK/NACK combining mode includes time domain ACK/NACK combining mode or frequency domain ACK/NACK combining mode; the information determining module 12 is further configured to: when the time domain ACK/NACK combining mode is adopted on the PUCCH, according to the number of downlink subframes L of the time domain merge on each downlink carrier adopted on the PUCCH And the combined A-bit ACK/NACK feedback information corresponding to each downlink subframe of each downlink carrier, and the number of downlink carriers N aggregated/activated by the UE, determining the number of ACK/NACK feedback information bits transmitted on the PUSCH And a sequence of feedback information; or, the number of downlink carrier packets K combined in the frequency domain and the combined ⁇ ACK/NACK feedback information corresponding to each group of downlink carriers, determining ACK/NACK feedback information bits transmitted on the PUSCH Number and feedback information sequence.
  • the sending module 14 is further configured to: when the time domain ACK/NACK combining mode is adopted on the PUCCH, combine the combined A-bit ACK/NACK feedback corresponding to the downlink subframe group merged in each time domain on each downlink carrier.
  • the information is cascaded together to obtain AXLXN bit ACK/NACK feedback information, which is transmitted on the PUSCH; or, the combined B-bit ACK/NACK feedback information corresponding to the combined downlink carrier group is cascaded to obtain a BXK bit ACK. /NACK feedback information, transmitted on the PUSCH.
  • the resource determining module 13 is specifically configured to obtain, by using a resource offset field in the high layer signaling or the PDCCH signaling, an ACK/NACK resource offset parameter corresponding to the PUSCH, ⁇ -ACK ⁇ ⁇ -ACK.
  • the ACK/NACK resource unit RE number determining formula calculates the number of REs transmitting the ACK/NACK feedback information on the PUSCH; the ACK/NACK resource offset parameter indicates a resource in the puscH that transmits ACK/NACK ⁇ t information. Offset value with the upstream data resource; or,
  • the resource offset parameter Q represents a ratio of a resource in the PUSCH that transmits ACK/NACK feedback information to a resource on the PUSCH that is the largest available for transmitting ACK/NACK feedback information;
  • the PDCCH signaling includes PDCCH signaling for activating the SPS PUSCH or PDCCH signaling corresponding to the PUSCH in the uplink and downlink configuration 0 in the TDD system or PDCCH signaling corresponding to the PUSCH in the FDD system.
  • the embodiment of the present invention further provides a base station device.
  • the base station device includes:
  • the determining module 21 is configured to determine, in the current uplink subframe, that the physical uplink shared channel PUSCH used by the UE to transmit uplink control information is a PUSCH that does not have a corresponding physical downlink control channel PDCCH, or is configured to be uplink and downlink in a time division duplex TDD system. PUSCH under 0, or PUSCH in a frequency division duplex FDD system;
  • the information determining module 22 is configured to determine the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH;
  • a resource determining module 23 configured to determine a resource on the PUSCH for transmitting ACK/NACK feedback information
  • the receiving module 24 is configured to receive, according to the ACK/NACK feedback information bit number, the ACK/NACK feedback information sent by the UE, on the resource for transmitting ACK/NACK feedback information determined on the PUSCH.
  • the information determining module 22 is specifically configured to determine, according to the number of downlink carriers N configured by the UE, and the number of downlink subframes M of ACK/NACK feedback corresponding to the current uplink subframe on each downlink carrier, on the PUSCH. The number of ACK/NACK feedback bits transmitted.
  • the information determining module 22 is further configured to determine, when the downlink carrier is a single codeword transmission mode, or a multi-codeword transmission mode, and adopt spatial combining, determine an ACK/NACK corresponding to the M-bit of the downlink carrier. Feedback;
  • the information determining module 22 is specifically configured to determine to transmit on the PUSCH according to a physical uplink control channel PUCCH transmission format and/or an ACK/NACK combining manner of the ACK/NACK feedback information currently configured or used by the UE. The number of ACK/NACK feedback bits.
  • the information determining module 22 is further configured to use, when the downlink carrier is a single codeword transmission mode, for each downlink carrier. Or multi-codeword transmission mode and spatial combining, determining ACK/NACK feedback information corresponding to M bits of the downlink carrier;
  • the downlink carrier When the downlink carrier is in the multi-codeword transmission mode and does not adopt spatial combining, determining that the downlink carrier corresponds to 2M bits of ACK/NACK feedback information;
  • the M is the number of downlink subframes for performing ACK/NACK feedback on the current downlink carrier corresponding to the current uplink subframe.
  • the ACK/NACK feedback information corresponding to the Z-bit combination is determined for each downlink carrier, where the Z-bit information indicates the number of consecutive ACKs of the first downlink subframe on the downlink carrier;
  • the M is the number of downlink subframes that perform ACK/NACK feedback corresponding to the current uplink subframe.
  • the information determining module 22 is further configured to determine that the sum of the number of ACK/NACK feedback information bits corresponding to each downlink carrier is the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH.
  • the ACK/NACK combining mode includes a time domain ACK/NACK combining mode or a frequency domain ACK/NACK combining mode;
  • the information determining module 22 is further configured to: when determining that the UE adopts a time domain ACK/NACK combining mode on the PUCCH, according to the time domain combined downlink subframe grouping on each downlink carrier adopted by the UE on the PUCCH The number L, the combined A-bit ACK/NACK feedback information corresponding to each group of downlink subframes on each downlink carrier, and the number of downlink carriers N aggregated/activated by the UE, determine ACK/NACK transmitted on the PUSCH Number of feedback information bits; or,
  • the information determining module 22 is further configured to: when determining that the UE adopts a time domain ACK/NACK combining mode on the PUCCH, determine that the UE is on the PUSCH
  • the number of transmitted ACK/NACK feedback information bits is the sum of each time domain sum A x L x N on each downlink carrier; or determining the number of ACK/NACK feedback information bits transmitted by the UE on the PUSCH
  • the sum of the number of bits of the combined B-bit ACK/NACK feedback information corresponding to the downlink carrier group of each group of frequency domains is BXK.
  • the resource determining module 23 is configured to: configure, by using a resource offset field in the high layer signaling or the PDCCH signaling, the ACK/NACK resource offset parameter of the PUSCH corresponding to the UE, according to the resource offset a quantity parameter, and a specified number of ACK/NACK resource unit RE determination formulas for calculating the number of REs transmitting the ACK/NACK feedback information on the PUSCH;
  • the ACK/NACK resource offset parameter indicates the offset value of the resource that transmits the ACK/NACK feedback information in the PUSCH and the uplink data resource;
  • the resource offset parameter Q represents a ratio of a resource in the PUSCH that transmits ACK/NACK feedback information to a resource on the PUSCH that is the largest available for transmitting ACK/NACK feedback information;
  • the PDCCH signaling includes PDCCH signaling for activating the SPS PUSCH or PDCCH signaling corresponding to the PUSCH in the uplink and downlink configuration 0 in the TDD system or PDCCH signaling corresponding to the PUSCH in the FDD system.
  • the present invention can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is a better implementation. the way.
  • the form of the software product is embodied, the computer software product is stored in a storage medium
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform the methods described in various embodiments of the present invention.
  • modules in the apparatus in the embodiments may be distributed in the apparatus of the embodiment according to the description of the embodiments, or may be correspondingly changed in one or more apparatuses different from the embodiment.
  • the modules of the above embodiments may be combined into one module, or may be further split into a plurality of sub-modules.

Landscapes

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

Abstract

L'invention porte sur des procédés et un dispositif d'envoi et de réception d'ACK/NACK. Le procédé d'envoi comprend les opérations suivantes : lorsqu'un PUSCH utilisé pour transmettre des informations de commande de liaison montante et déterminé par un équipement utilisateur (UE) est un PUSCH n'ayant pas de PDCCH correspondant, ou un PUSCH sous la configuration de liaison montante et la configuration de liaison descendante 0 dans un système TDD, ou un PUSCH dans un système FDD, si l'UE ne reçoit pas un PDSCH ou le PDCCH donnant l'instruction de libération de ressources SPS de liaison descendante dans une sous-trame de liaison descendante pour rétroaction ACK/NACK correspondant à une sous-trame de liaison montante envoyant le PUSCH, alors l'UE détermine les informations de rétroaction ACK/NACK envoyées sur le PUSCH; l'UE détermine les ressources pour envoyer les informations de rétroaction ACK/NACK sur le PUSCH; et l'UE envoie les informations de rétroaction ACK/NACK sur les ressources déterminées pour envoyer les informations de rétroaction ACK/NACK sur le PUSCH. Selon la présente invention, l'inégalité de compréhension quant au fait que l'ACK/NACK est envoyé sur le PUSCH ou non entre une station de base et l'UE, provoquée par la perte de données de liaison descendante d'UE, peut être évitée, et la fiabilité de transmission des données de liaison montante et des informations de rétroaction ACK/NACK peut être améliorée.
PCT/CN2012/073343 2011-06-23 2012-03-30 Procédés et dispositif d'envoi et de réception d'ack/nack WO2012174918A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110171260.1A CN102223215B (zh) 2011-06-23 2011-06-23 Ack/nack的传输方法、接收方法及其装置
CN201110171260.1 2011-06-23

Publications (1)

Publication Number Publication Date
WO2012174918A1 true WO2012174918A1 (fr) 2012-12-27

Family

ID=44779650

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/073343 WO2012174918A1 (fr) 2011-06-23 2012-03-30 Procédés et dispositif d'envoi et de réception d'ack/nack

Country Status (2)

Country Link
CN (1) CN102223215B (fr)
WO (1) WO2012174918A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103916221A (zh) * 2013-01-04 2014-07-09 中国移动通信集团公司 上行ack/nack消息的传输方法、装置和系统

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102223215B (zh) * 2011-06-23 2016-09-21 电信科学技术研究院 Ack/nack的传输方法、接收方法及其装置
CN103095433B (zh) * 2011-11-04 2018-06-15 北京三星通信技术研究有限公司 一种发送harq-ack反馈信息的方法
US8953478B2 (en) * 2012-01-27 2015-02-10 Intel Corporation Evolved node B and method for coherent coordinated multipoint transmission with per CSI-RS feedback
CN102790665A (zh) * 2012-03-13 2012-11-21 中兴通讯股份有限公司 Ack/nack信息的发送系统、发送方法及资源配置方法和基站
CN102638897B (zh) * 2012-04-19 2014-05-07 电信科学技术研究院 一种资源调度方法及装置
CN103378961B (zh) * 2012-04-28 2016-04-06 电信科学技术研究院 一种数据传输方法和装置
TWI615050B (zh) * 2013-01-18 2018-02-11 諾基亞對策與網路公司 在實體下行鏈路控制通道資源分配中用於分時雙工的增強型實體下行鏈路控制通道之確認/負確認資源偏移値
EP2953287B1 (fr) 2013-01-31 2019-12-04 Lg Electronics Inc. Procédé et appareil permettant de transmettre un accusé de réception dans un système de communication sans fil
KR102025385B1 (ko) * 2013-02-26 2019-11-27 삼성전자주식회사 셀 내의 캐리어 집적 시스템에서 단말의 능력에 따른 제어 채널 전송 방법 및 장치
JP5931828B2 (ja) * 2013-09-26 2016-06-08 株式会社Ｎｔｔドコモ ユーザ端末、基地局及び無線通信方法
CN104601304B (zh) * 2013-10-30 2018-09-28 电信科学技术研究院 Ack/nack反馈信息的传输方法和装置以及接收方法和装置
CN104753654A (zh) * 2013-12-31 2015-07-01 上海贝尔股份有限公司 一种编码和解码harq反馈信息的方法、装置和系统
CN106357374B (zh) * 2015-07-15 2019-07-23 普天信息技术有限公司 一种lte中pucch反馈信息检测方法及系统
CN106358299B (zh) * 2015-07-16 2019-09-17 电信科学技术研究院 一种下行数据的反馈信息的发送及接收处理方法、装置
CA2996405C (fr) * 2015-08-31 2024-01-16 Ntt Docomo, Inc. Terminal utilisateur, station de base radio et procede de communication radio
JP6272371B2 (ja) * 2016-02-04 2018-01-31 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局及び無線通信方法
KR20180126445A (ko) * 2016-03-25 2018-11-27 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 피드백 정보를 전송하는 방법 및 장치
CN107294660B (zh) * 2016-03-31 2020-04-10 电信科学技术研究院 一种ack/nack反馈序列确定方法和装置
CN107359969B (zh) * 2016-05-10 2020-03-24 电信科学技术研究院 一种harq的反馈信息传输方法、ue、基站和系统
CN108289015B (zh) 2017-01-09 2023-04-07 北京三星通信技术研究有限公司 发送harq-ack/nack的方法和设备及下行传输方法和设备
CN116405165A (zh) 2017-01-09 2023-07-07 北京三星通信技术研究有限公司 发送harq-ack/nack的方法和设备及下行传输方法和设备
EP3468081A4 (fr) 2017-02-05 2020-02-19 LG Electronics Inc. -1- Procédé pour transmettre des informations de commande de liaison montante dans un système de communication sans fil et appareil le permettant
WO2018147774A1 (fr) 2017-02-13 2018-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Signalisation de ressources pour un pucch
WO2018227600A1 (fr) * 2017-06-16 2018-12-20 富士通株式会社 Procédé et dispositif de transmission et de réception d'informations retour et système de communication
CN109802819B (zh) * 2017-11-16 2024-03-05 北京三星通信技术研究有限公司 上行控制信息处理方法及终端
CN109905207B (zh) 2017-12-08 2021-07-27 大唐移动通信设备有限公司 物理上行共享信道的传输方法、接收方法、终端及基站
CN109962759B (zh) * 2017-12-25 2021-09-28 普天信息技术有限公司 一种上行业务pusch检测方法和系统
CN113194544B (zh) * 2018-05-10 2023-10-31 北京三星通信技术研究有限公司 传输上行控制信息的方法及设备
CN110475359A (zh) 2018-05-10 2019-11-19 北京三星通信技术研究有限公司 传输上行控制信息的方法及设备
CN110752905B (zh) * 2018-07-24 2021-02-12 华为技术有限公司 通信方法及装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101789851A (zh) * 2010-01-15 2010-07-28 中兴通讯股份有限公司 一种多载波系统及其正确/错误应答消息的发送方法
US20100195629A1 (en) * 2009-02-05 2010-08-05 Qualcomm Incorporated Efficient ack transmission for uplink semi-persistent scheduling release in lte
CN102075313A (zh) * 2011-03-04 2011-05-25 电信科学技术研究院 一种ack/nack反馈比特的处理方法和设备
CN102223215A (zh) * 2011-06-23 2011-10-19 电信科学技术研究院 Ack/nack的传输方法、接收方法及其装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101771520B (zh) * 2008-12-30 2013-05-22 电信科学技术研究院 一种发送反馈信息的方法和装置
CN101873706A (zh) * 2009-04-24 2010-10-27 北京三星通信技术研究有限公司 在多载波系统中反馈确认/未确认消息的方法
US9247547B2 (en) * 2009-10-15 2016-01-26 Qualcomm Incorporated Downlink and uplink resource element mapping for carrier extension
CN102025467B (zh) * 2009-12-30 2013-05-15 电信科学技术研究院 一种反馈信息的传输方法及传输装置
CN102014373B (zh) * 2010-11-22 2015-04-01 中兴通讯股份有限公司 一种激活配置的方法及装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100195629A1 (en) * 2009-02-05 2010-08-05 Qualcomm Incorporated Efficient ack transmission for uplink semi-persistent scheduling release in lte
CN101789851A (zh) * 2010-01-15 2010-07-28 中兴通讯股份有限公司 一种多载波系统及其正确/错误应答消息的发送方法
CN102075313A (zh) * 2011-03-04 2011-05-25 电信科学技术研究院 一种ack/nack反馈比特的处理方法和设备
CN102223215A (zh) * 2011-06-23 2011-10-19 电信科学技术研究院 Ack/nack的传输方法、接收方法及其装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103916221A (zh) * 2013-01-04 2014-07-09 中国移动通信集团公司 上行ack/nack消息的传输方法、装置和系统

Also Published As

Publication number Publication date
CN102223215A (zh) 2011-10-19
CN102223215B (zh) 2016-09-21

Similar Documents

Publication Publication Date Title
WO2012174918A1 (fr) Procédés et dispositif d'envoi et de réception d'ack/nack
US10952203B2 (en) Methods and apparatus for transmitting in resource blocks
US10264561B2 (en) Method and apparatus for reducing latency of LTE uplink transmissions
US9936501B2 (en) Method and apparatus for reducing latency of LTE uplink transmissions
WO2017186174A1 (fr) Procédé et appareil de transmission d'informations harq-ack
WO2012146107A1 (fr) Procédé et dispositif de transmission d'informations de retour d'ack/nack
WO2013139207A1 (fr) Procédé et dispositif pour la transmission de signaux de commande sur la liaison descendante
WO2011120411A1 (fr) Procédé et dispositif de détermination de ressources de canal de commande de liaison montante
WO2017028038A1 (fr) Procédé pour envoyer et recevoir des informations de commande de liaison montante, et appareil associé

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: 12802837

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12802837

Country of ref document: EP

Kind code of ref document: A1