WO2021258264A1 - Procédé et appareil de transmission d'informations pour pucch, et dispositif de communication et support d'informations - Google Patents

Procédé et appareil de transmission d'informations pour pucch, et dispositif de communication et support d'informations Download PDF

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Publication number
WO2021258264A1
WO2021258264A1 PCT/CN2020/097527 CN2020097527W WO2021258264A1 WO 2021258264 A1 WO2021258264 A1 WO 2021258264A1 CN 2020097527 W CN2020097527 W CN 2020097527W WO 2021258264 A1 WO2021258264 A1 WO 2021258264A1
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Prior art keywords
pucch
ptrs
domain density
threshold
modulation
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PCT/CN2020/097527
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English (en)
Chinese (zh)
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付婷
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北京小米移动软件有限公司
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Priority to CN202080001327.4A priority Critical patent/CN114080771B/zh
Priority to PCT/CN2020/097527 priority patent/WO2021258264A1/fr
Publication of WO2021258264A1 publication Critical patent/WO2021258264A1/fr

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    • 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

Definitions

  • the embodiments of the present disclosure relate to the field of wireless communication but are not limited to the field of wireless communication, and in particular to a physical uplink control channel (PUCCH) PUCCH information sending method and device, PUCCH information receiving method and device, communication equipment and Storage medium.
  • PUCCH physical uplink control channel
  • the New Radio introduced a phase tracking pilot (Phase Tracking Reference Signal, PTRS) against phase noise.
  • PTRS Phase Tracking Reference Signal
  • the coherence time of the phase noise is relatively short, so the PTRS has a high density in the time domain, which is used to track the phase noise on each Orthogonal Frequency Division Multiplexing (OFDM) symbol.
  • OFDM Orthogonal Frequency Division Multiplexing
  • PTRS is mainly applied to the physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) or the physical uplink shared channel (Physical Uplink Shared Channel, PUSCH).
  • PDSCH Physical Downlink Shared Channel
  • PUSCH Physical Uplink Shared Channel
  • the embodiments of the present disclosure provide a method and device for sending PUCCH information, a method and device for receiving PUCCH information, communication equipment, and a storage medium.
  • the first aspect of the embodiments of the present disclosure provides a PUCCH information transmission method, which includes:
  • a second aspect of the embodiments of the present disclosure provides a PUCCH information receiving method, which includes:
  • a third aspect of the embodiments of the present disclosure provides a PUCCH information sending device, which includes:
  • the sending module is configured to send PTRS on PUCCH.
  • a fourth aspect of the embodiments of the present disclosure provides a PUCCH information receiving method, which includes:
  • the receiving module is configured to receive PTRS on PUCCH.
  • a fifth aspect of the embodiments of the present disclosure provides a communication device, including a processor, a transceiver, a memory, and an executable program stored on the memory and capable of being run by the processor, wherein the processor runs the executable
  • the program executes the methods provided in the aforementioned first aspect and/or second aspect.
  • a sixth aspect of the embodiments of the present disclosure provides a computer storage medium that stores an executable program; after the executable program is executed by a processor, it can execute the aforementioned first aspect and/or second aspect. Methods.
  • the technical solution provided by the embodiments of the present disclosure transmits PTRS on PUCCH.
  • PTRS on PUCCH
  • the phase noise of uplink control information transmitted on PUCCH can be counteracted, thereby ensuring the transmission success rate of uplink control information.
  • Fig. 1 is a schematic structural diagram showing a wireless communication system according to an exemplary embodiment
  • Fig. 2 is a schematic flowchart showing a method for sending PUCCH information according to an exemplary embodiment
  • Fig. 3 is a schematic flowchart showing a method for sending PUCCH information according to an exemplary embodiment
  • Fig. 4 is a schematic flowchart showing a method for sending PUCCH information according to an exemplary embodiment
  • Fig. 5 is a schematic flowchart showing a method for receiving PUCCH information according to an exemplary embodiment
  • Fig. 6 is a schematic structural diagram showing a PUCCH information sending device according to an exemplary embodiment
  • Fig. 7 is a schematic structural diagram showing a PUCCH receiving and sending device according to an exemplary embodiment
  • Fig. 8 is a schematic structural diagram of a UE according to an exemplary embodiment
  • Fig. 9 is a schematic structural diagram of a base station according to an exemplary embodiment.
  • first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
  • first information may also be referred to as second information, and similarly, the second information may also be referred to as first information.
  • the words "if” and “if” as used herein can be interpreted as “when” or “when” or “in response to certainty”.
  • an embodiment of the present disclosure exemplifies an application scenario of an electric meter intelligent control system.
  • FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
  • the wireless communication system is a communication system based on cellular mobile communication technology.
  • the wireless communication system may include several terminals 11 and several base stations 12.
  • the terminal 11 may be a device that provides voice and/or data connectivity to the user.
  • the terminal 11 can communicate with one or more core networks via a radio access network (RAN).
  • RAN radio access network
  • the terminal 11 can be an Internet of Things terminal, such as a sensor device, a mobile phone (or "cellular" phone), and
  • the computer of the Internet of Things terminal for example, may be a fixed, portable, pocket-sized, handheld, computer built-in device, or a vehicle-mounted device.
  • station For example, station (Station, STA), subscriber unit (subscriber unit), subscriber station (subscriber station), mobile station (mobile station), mobile station (mobile), remote station (remote station), access point, remote terminal ( remote terminal), access terminal (access terminal), user device (user terminal), user agent (user agent), user equipment (user device), or user terminal (user equipment, terminal).
  • the terminal 11 may also be a device of an unmanned aerial vehicle.
  • the terminal 11 may also be a vehicle-mounted device, for example, it may be a trip computer with a wireless communication function, or a wireless terminal connected to the trip computer.
  • the terminal 11 may also be a roadside device, for example, it may be a street lamp, a signal lamp, or other roadside device with a wireless communication function.
  • the base station 12 may be a network side device in a wireless communication system.
  • the wireless communication system may be the 4th generation mobile communication (4G) system, also known as the Long Term Evolution (LTE) system; or, the wireless communication system may also be a 5G system, Also known as new radio (NR) system or 5G NR system.
  • the wireless communication system may also be the next-generation system of the 5G system.
  • the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network).
  • the base station 12 may be an evolved base station (eNB) used in a 4G system.
  • the base station 12 may also be a base station (gNB) adopting a centralized and distributed architecture in the 5G system.
  • eNB evolved base station
  • gNB base station
  • the base station 12 adopts a centralized distributed architecture it usually includes a centralized unit (CU) and at least two distributed units (DU).
  • the centralized unit is provided with a packet data convergence protocol (Packet Data Convergence Protocol, PDCP) layer, a radio link layer control protocol (Radio Link Control, RLC) layer, and a media access control (Media Access Control, MAC) layer protocol stack; distribution
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC media access control
  • PHY physical
  • a wireless connection can be established between the base station 12 and the terminal 11 through a wireless air interface.
  • the wireless air interface is a wireless air interface based on the fourth-generation mobile communication network technology (4G) standard; or, the wireless air interface is a wireless air interface based on the fifth-generation mobile communication network technology (5G) standard, such as The wireless air interface is a new air interface; or, the wireless air interface may also be a wireless air interface based on a 5G-based next-generation mobile communication network technology standard.
  • an E2E (End to End, end-to-end) connection may also be established between the terminals 11.
  • V2V vehicle to vehicle
  • V2I vehicle to Infrastructure
  • V2P vehicle to pedestrian
  • the above-mentioned wireless communication system may further include a network management device 13.
  • the network management device 13 may be a core network device in a wireless communication system.
  • the network management device 13 may be a mobility management entity (Mobility Management Entity) in an Evolved Packet Core (EPC) network. MME).
  • the network management device may also be other core network devices, such as Serving GateWay (SGW), Public Data Network GateWay (PGW), and Policy and Charging Rules functional unit (Policy and Charging Rules). Function, PCRF) or Home Subscriber Server (HSS), etc.
  • SGW Serving GateWay
  • PGW Public Data Network GateWay
  • Policy and Charging Rules Policy and Charging Rules
  • Function PCRF
  • HSS Home Subscriber Server
  • an embodiment of the present disclosure provides a method for sending information of a physical uplink control channel PUCCH, which includes:
  • the PUCCH transmission method provided in the embodiments of the present disclosure can be applied to a terminal.
  • the terminal includes various types of terminals, for example, human-borne terminals such as mobile phones, tablets, or wearable devices, vehicle-mounted terminals, or Internet of Things devices.
  • PTRS in addition to uplink control information, PTRS is also sent on the PUCCH.
  • the PTRS may be a reference signal used to combat phase noise of a crystal oscillator in a communication device.
  • the transmission of PRRS on PUCCH can be used to combat phase noise carried by uplink control information received on PUCCH, thereby improving the transmission success rate of uplink control information.
  • the division may include: PUCCH format 0, PUCCH format 1, PUCCH format 2, PUCCH format 3, and PUCCH format 4.
  • PUCCH format format
  • the PUCCH can also develop more formats, which can also be applied to simultaneously transmit PTRS and uplink control information on the PUCCH.
  • the uplink control information here does not include the PTRS.
  • the multiple PTRSs may be distributed on different frequency domain resources or time domain resources of the PUCCH at intervals.
  • the S110 may include: transmitting the PTRS on PUCCH format 3 or 4.
  • the uplink control information sent on PUCCH format 0 and PUCCH format 1 is a predetermined sequence, usually the encoding and decoding are relatively fixed, and it has a relatively good ability to resist phase noise.
  • the resource corresponding to PUCCH format 2 is relatively short. In general, PUCCH format 2 may only have one symbol, and the negative impact of phase noise interference is relatively small.
  • the method further includes:
  • PUCCH format 3 and PUCCH format 4 occupy longer time domain resources, and use the modulation method of constellation mapping. At this time, the interference of phase noise is large. Therefore, in order to combat phase noise, it will be used on PUCCH format 3 or PUCCH format 4.
  • the PTRS is sent to ensure the reception quality of the uplink control information transmitted on PUCCH format 3 and PUCCH format 4.
  • the method may further include:
  • the coding modulation strategy Modulation and Coding Scheme, MCS
  • MCS Modulation and Coding Scheme
  • the MCS of wireless signals transmitted on PUCCH format 3 and PUCCH format 4 may include: Quadrature Phase Shift Keying (QPSK) and ⁇ /2-Binary Phase Shift Keying (Binary Phase Shift Keying, BPSK).
  • QPSK Quadrature Phase Shift Keying
  • BPSK Binary Phase Shift Keying
  • the modulation order can be lower than The order threshold, even if the current PUCCH is PUCCH format 3 or PUCCH format 4, no PTRS is sent.
  • the S110 may include:
  • the PTRS is transmitted on the PUCCH format 3 or 4. That is, if the wireless signal transmitted on PUCCH format 3 or PUCCH format 4 is generated by QPSK modulation, the PTRS is sent on PUCCH format 3 or PUCCH format 4, otherwise the PTRS is not sent on PUCCH format 3 or PUCCH format 4.
  • the method further includes:
  • the PTRS is not transmitted on the PUCCH format 3 or 4.
  • the S110 may further include: when the number of symbols of the demodulation reference signal (Demodulation Reference Signal, DMRS) sent on the PUCCH is smaller than the total number of symbols of the PUCCH, the Sending the PTRS on the PUCCH.
  • DMRS Demodulation Reference Signal
  • the DMRS will also be sent on the PUCCH for the receiving end to demodulate and decode the uplink control information carried on the PUCCH.
  • the phase noise can be effectively combated according to the DMRS. Therefore, in this embodiment, in order to reduce the resources occupied by sending PTRS on the PUCCH, the number of symbols occupied by the DMRS is transmitted on the PUCCH Only when the total number of symbols with the PUCCH is less than the threshold will the PTRS be sent on the PUCCH, thus reducing unnecessary waste of resources.
  • the number of DMRS transmissions on PUCCH can be increased to combat phase noise, but DMRS transmission will occupy at least one symbol on PUCCH at a time, and PTRS is a much shorter reference signal than DMRS.
  • PUCCH Sending a PTRS may only occupy 1 sub-carrier, so that the transmission of PTRS and DMRS can be increased, which can be used to combat phase noise, but the increase in the transmission of DMRS is less resource overhead than the increase in the transmission of PTRS.
  • the method further includes:
  • the PTRS is not transmitted on the PUCCH.
  • the S110 may include:
  • the PTRS is sent on the PUCCH.
  • the configuration parameter may include at least one of the following:
  • Resource configuration used to indicate the specific resource location for sending PTRS on PUCCH
  • the transmission density is used to indicate the time domain density, frequency domain density, or Discrete Fourier Transform (DFT) domain density of the PTRS transmitted on the PUCCH.
  • DFT Discrete Fourier Transform
  • the transmission density may include at least one of the following:
  • the time domain density is the density of the PTRS sent on the corresponding time domain resource on the PUCCH.
  • the frequency domain density is the density of the PTRS sent on the frequency domain resource corresponding to the PUCCH.
  • samples corresponding to the original complex-valued symbols will be formed in the DFT domain.
  • the density of the DFT domain is the density of the samples corresponding to the PTRS in the DFT domain. This sample is modulated to form a wireless signal sent on the PUCCH.
  • the configuration parameters may include time domain density and frequency domain density.
  • the configuration parameters may include time domain density and DFT domain density.
  • the configuration parameters may be specified in the communication protocol. In this way, when the terminal sends the PTRS on the PUCCH, the PTRS can be sent based on the query result by querying the communication protocol.
  • the configuration parameters may be issued by the base station through various signaling.
  • the base station issues the configuration parameters through high-level signaling.
  • the high-level signaling includes but is not limited to: Radio Resource Control (RRC) signaling or Media Access Control (Media Access Control, MAC) signaling.
  • RRC Radio Resource Control
  • MAC Media Access Control
  • the configuration parameters may be issued in physical layer signaling of the base station, for example, in Physical Downlink Control Channel (PDCCH) signaling.
  • PDCCH Physical Downlink Control Channel
  • the configuration parameters of PTRS on PUCCH format 3 and/or PUCCH format 4 modulated by QPSK are issued through RRC signaling, and the configuration parameters may include at least one or more of time domain density, frequency domain density, and DFT domain density. Piece. Therefore, in some embodiments, as shown in FIG. 3, the method includes: S100: receiving radio resource control RRC signaling carrying the configuration parameter.
  • the method further includes:
  • S210 Receive RRC signaling carrying the order threshold of the modulation and coding strategy and the resource block RB number threshold;
  • S220 Determine the time domain density according to the order threshold of the modulation and coding strategy and the order of the PUCCH modulation and coding strategy;
  • S230 Determine the frequency domain density or the DFT domain density according to the resource block (Resource Block, RB) RB quantity threshold and the number of RBs included in the PUCCH.
  • resource block Resource Block, RB
  • the configuration parameters of the PTRS may have a certain correspondence with the number of MCS or PUCCH resources used by the PUCCH. If the corresponding relationship is stored in the terminal in advance, the base station does not need to specifically issue the configuration parameters of the PTRS, and the base station does not need to issue the configuration parameters of the PTRS. If the base station wants to adjust the PTRS configuration parameters of the terminal on the PUCCH, it can simply adjust the PTRS configuration parameters by adjusting one or more parameters in the above-mentioned corresponding relationship. For example, it is necessary to inform the terminal of the new MCS order threshold and/or the resource quantity threshold, so that the terminal can update the corresponding relationship and determine the configuration parameters of the PTRS after adjustment.
  • I MCS is the order of MCS actually used by the wireless signal transmitted on the PUCCH.
  • ptrs-MCS1 to ptrs-MCS4 are all corresponding order thresholds. In Table 1, if the time domain density is 4, it means: PTRS is sent every 4 symbols; if the time domain density is 2, it means: PTRS is sent every 2 symbols.
  • N RB is the number of RBs included in PUCCH.
  • N RB0 to N RB1 are all corresponding thresholds for the number of RBs.
  • Table 2 if the frequency domain density is 2, it means: PTRS is sent on one RB in every 2 RBs; if the time domain density is 4, it means: PTRS is sent on one RB in every 4 RBs.
  • N RB is the number of RBs included in the PUCCH.
  • N RB0 to N RB4 are all corresponding RB number thresholds.
  • Table 3 if the DFT domain density is represented by the number of PTRS groups and the number of samples occupied by each group of PTRS. Specifically, the DFT domain density is: the number of PTRS groups multiplied by the sample points occupied by each group of PTRS.
  • the density of a DFT is: the number of PTRS groups is 2, and each group of PTRS occupies the number of samples, then 2 groups of PTRS are transmitted on all RBs in the frequency domain occupied by the PUCCH, and each group occupies 2 samples in the DTF domain.
  • the base station can control the PTRS configuration parameters determined by the terminal by controlling the RB number threshold or the MCS order threshold.
  • Table 1 to Table 3 The contents provided in Table 1 to Table 3 are: a kind of correspondence between PTRS configuration parameters and PUCCH.
  • the number of RB thresholds and/or MCS order thresholds can be adjusted, and the base station can send PTRS to the terminal on PUCCH.
  • the configuration parameters are updated. When there is no need to update, the RRC signaling carrying the above-mentioned order threshold and resource block RB number threshold may not be issued.
  • the method further includes:
  • the PTRS is sent on the PUCCH, otherwise the PTRS is not sent on the PUCCH.
  • the preset frequency band includes, but is not limited to: a frequency band with a center frequency of 60 GHz, or a frequency band with a center frequency higher than 60 GHz.
  • the PTRS is not transmitted on the PUCCH on the low frequency band, which improves the effective utilization of PUCCH resources on the low frequency band.
  • an embodiment of the present disclosure provides a method for receiving information of a physical uplink control channel PUCCH, which includes:
  • the PUCCH information receiving method provided in the embodiments of the present disclosure can be applied to a base station, and the base station includes but is not limited to: an eNB or a gNB.
  • the uplink control information not only the uplink control information but also the PTRS will be transmitted on the PUCCH.
  • the PTRS After receiving the PTRS sent on the PUCCH, it can fight phase noise during the decoding and demodulation of the uplink control information according to the received PTR.
  • the S310 may include:
  • the PTRS is received on PUCCH format 3 or 4.
  • not all PUCCHs will transmit PTRS, but only the PTRS will be transmitted on the PUCCH that is needed.
  • the S310 may include:
  • the PTRS is received on the PUCCH format 3 or 4.
  • the uplink control information transmitted on the PUCCH can be modulated by different MCSs, and higher-order MCSs are more susceptible to phase noise. Therefore, when using higher-order QPSK modulation, PTRS is received on PUCCH format 3 or PUCCH format 4, otherwise, even if the uplink control information is received on PUCCH format 3 or PUCCH format 4, it is not necessary to receive PTRS.
  • PUCCH Physical Uplink Control Information
  • the S310 further includes:
  • the PTRS is received on the PUCCH.
  • the DMRS is transmitted on the PUCCH, and the DMRS is used to demodulate the uplink control information at the receiving end, and the DMRS can also be used to combat phase noise. If currently according to the configuration of DMRS transmission on PUCCH, it has been determined that the proportion of DMRS symbols transmitted on PUCCH is greater than the threshold, you can no longer send PTRS on PUCCH, so that more PUCCH resources are reserved for sending uplink control information .
  • the S310 may include:
  • the PTRS is received on the PUCCH.
  • the receiving end can determine whether the currently received transmission content is out of date PTRS or uplink control information according to the configuration parameters of the PTRS.
  • the configuration parameters of PTRS may include but are not limited to at least one of the following:
  • the method includes: issuing radio resource control RRC signaling carrying the configuration parameters.
  • the RRC signaling carries the configuration parameters, and may specifically include: sending the configuration parameters of the PTRS in PUCCH format 3 or PUCCH format 4 modulated by QPSK through RRC signaling.
  • the method further includes:
  • RRC signaling carrying the order threshold of the modulation and coding strategy and the number of resource block RB thresholds; wherein the order threshold of the modulation and coding strategy and the order of the PUCCH modulation and coding strategy are used to determine the Time domain density; the RB number threshold and the number of RBs included in the PUCCH are used to determine the frequency domain density or the DFT domain density.
  • the terminal through the issuance of the order threshold and/or the RB number threshold, the terminal will determine the time domain density according to the order threshold and the order of the PUCCH MCS; and will determine the time domain density according to the RB number threshold and PUCCH The number of RBs to determine the frequency domain density or DFT domain density of the PTRS sent on the PUCCH.
  • the terminal knows the correspondence relationship as shown in Table 1 to Table 3, but may not know the order threshold and/or the RB number threshold. Through the issuance of these two parameters, the terminal will know the entire correspondence relationship, which can further determine The configuration parameters for sending PTRS on PUCCH. Still further, the terminal knows the complete correspondence in advance, and updates the correspondence by carrying the order threshold and/or the RB number threshold through the RRC signaling. In this way, the terminal can send the PTRS on the PUCCH according to the updated correspondence.
  • the time domain density can be directly configured through RRC layer signaling or directly agreed through a protocol.
  • the time domain density of the PTRS of 3/4 of the PUCCH format using QPSK is configured by RRC layer signaling .
  • the time domain density of the PTRS of PUCCH format 3/4 using QPSK is configured through RRC layer UE dedicated signaling, that is, every 2 time domain symbols will have 1 time domain symbol with PTRS.
  • the PTRS configuration in the PUCCH format 3/4 can refer to the PTRS design of the PUSCH of the DFT-S-OFDM waveform in the existing protocol.
  • the DFT field density of the PTRS in PUCCH format 3/4 can be configured through RRC layer signaling, that is, the value of N RBi in Table 3 can be configured for PUCCH format 3/4. It should be noted that there are 5 rows of PTRS configuration under different RB numbers in Table 3, which can adapt to PUSCH resource allocation from a small number of RBs of 1 to a large number of RBs (for example, the maximum number of RBs for a BWP is 270). condition.
  • the DFT field density of the PTRS configured for PUCCH format 3/4 may only need a part of Table 3 in the existing protocol, for example, only The first 3 rows of Table 3 can be configured.
  • the PTRS configuration can also be activated through protocol agreement or RRC layer signaling configuration only when the number of DMRS symbols in the total number of PUCCH symbols is lower than a certain threshold (for example, 30%). That is, if the proportion of DMRS symbols in the total PUCCH symbols is higher than or equal to the threshold, PTRS is not required in PUCCH format 3/4, and when the proportion of DMRS symbols in the total PUCCH symbols is lower than the threshold
  • the time domain and DFT domain density of PTRS in PUCCH format 3/4 can be as shown in Table 3. For example, the agreement stipulates that the above threshold is 30%.
  • the UE will have DMRS on the 4 symbols of symbols 1, 3, 6, and 8, and the DMRS symbols account for 40%, which is high At the threshold. Therefore, PTRS is not required in PUCCH format 3/4. If the number of PUCCH time-domain symbols is 14, and no additional DM-RS is configured, then the UE will have DMRS on the two symbols of symbols 3 and 10, and the DMRS symbols account for 14.3%, which is lower than the threshold. Then the time domain and DFT domain density of the PTRS in PUCCH format 3/4 are as described in the above scheme.
  • the length of PUCCH is 10 symbols
  • the second and seventh symbols of PUCCH are used to transmit DMRS
  • the first and third symbols of PUCCH , 6 and 8 symbols are used to transmit DMRS.
  • the proportion of DMRS symbols in the 10-symbol PUCCH is 20%
  • the proportion of DMRS symbols in the 10-symbol PUCCH is 40%.
  • one transmission of DMRS will occupy one symbol on the PUCCH, which occupies more time domain resources than one transmission of PTRS.
  • an embodiment of the present disclosure provides a PUCCH information sending device, which includes:
  • the sending module 610 is configured to send the phase tracking pilot PTRS on the PUCCH.
  • the sending module 610 may be a program module; after the program module is executed by the processor, the PTRS will be sent on the PUCCH.
  • the sending module 610 may be a combination of software and hardware; the combination of software and hardware includes but is not limited to a programmable array; the programmable array includes but is not limited to a complex programmable array or a field programmable Array.
  • the sending module 610 further includes: a pure hardware module; the pure hardware module includes, but is not limited to: an application specific integrated circuit.
  • the sending module 610 is configured to send the PTRS on PUCCH format 3 or 4.
  • the sending module 610 is configured to use quadrature phase shift keying QPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, and send all the signals on the PUCCH format 3 or 4.
  • the PTRS is configured to use quadrature phase shift keying QPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, and send all the signals on the PUCCH format 3 or 4.
  • the PTRS is configured to use quadrature phase shift keying QPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, and send all the signals on the PUCCH format 3 or 4.
  • the PTRS is configured to use quadrature phase shift keying QPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, and send all the signals on the PUCCH format 3 or 4.
  • the sending module 610 is further configured to use ⁇ /2-binary phase shift keying BPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, in the PUCCH format 3 or 4
  • the PTRS is not sent on 4.
  • the sending module 610 is configured to send on the PUCCH when the number of symbols of the demodulation reference signal DMRS is smaller than the total number of symbols of the PUCCH on the PUCCH.
  • the PTRS is configured to send on the PUCCH when the number of symbols of the demodulation reference signal DMRS is smaller than the total number of symbols of the PUCCH on the PUCCH.
  • the sending module 610 is configured to not send the PTRS on the PUCCH in response to the number of symbols transmitting the DMRS on the PUCCH is greater than or equal to the threshold.
  • the sending module 610 is configured to send the PTRS on the PUCCH according to the configuration parameters of the PTRS.
  • the configuration parameters include at least one of the following:
  • the PUCCH information sending device includes:
  • the receiving module is configured to receive radio resource control RRC signaling carrying the configuration parameters.
  • the PUCCH information sending device further includes:
  • the receiving module is configured to receive RRC signaling carrying the order threshold of the modulation and coding strategy and the resource block RB number threshold;
  • the first determining module is configured to determine the time domain density according to the order threshold of the modulation and coding strategy and the order of the PUCCH modulation and coding strategy;
  • the second determining module is configured to determine the frequency domain density or the DFT domain density according to the resource block RB quantity threshold and the number of RBs included in the PUCCH.
  • an embodiment of the present disclosure provides an apparatus for receiving information of a physical uplink control channel PUCCH, which includes:
  • the receiving module 710 is configured to receive the phase tracking pilot PTRS on the PUCCH.
  • the receiving module 710 of the PUCCH information receiving device may be a program module; after the program module is executed by the processor, the PTRS will be received on the PUCCH.
  • the receiving module 710 of the PUCCH information receiving device may be a software-hardware combination module; the software-hardware combination module includes but is not limited to: a programmable array; the programmable array includes but is not limited to a complex Programmable array or field programmable array.
  • the receiving module 710 of the PUCCH information receiving device further includes: a pure hardware module; the pure hardware module includes, but is not limited to: an application specific integrated circuit.
  • the sending module is configured to send the PTRS on PUCCH format 3 or 4.
  • the receiving module 710 of the PUCCH information receiving apparatus is configured to receive the PTRS on PUCCH format 3 or 4.
  • the receiving module 710 of the PUCCH information receiving device is configured to use quadrature phase shift keying QPSK modulation in response to the wireless signal transmitted on the PUCCH format 3 or 4, in the PUCCH format The PTRS is received on 3 or 4.
  • the receiving module 710 of the PUCCH information receiving apparatus is configured to respond when the number of symbols of the demodulation reference signal DMRS transmitted on the PUCCH is less than the total number of symbols of the PUCCH is less than a threshold value. , Receiving the PTRS on the PUCCH.
  • the receiving module 710 of the PUCCH information receiving apparatus is configured to receive the PTRS on the PUCCH according to the configuration parameters of the PTRS.
  • the configuration parameter includes at least one of the following:
  • the PUCCH information receiving apparatus further includes:
  • the first issuing module is configured to issue radio resource control RRC signaling carrying the configuration parameters.
  • the PUCCH information receiving apparatus further includes:
  • the second issuing module which issues RRC signaling carrying the order threshold of the modulation and coding strategy and the threshold of the number of resource blocks RB; wherein the order threshold of the modulation and coding strategy and the order of the modulation and coding strategy of the PUCCH , Used to determine the time domain density; the RB number threshold and the number of RBs included in the PUCCH, used to determine the frequency domain density or the DFT domain density.
  • the embodiments of the present disclosure provide a communication device, including a processor, a transceiver, a memory, and an executable program stored on the memory and capable of being run by the processor, wherein the processor executes any of the foregoing technical solutions when the executable program is running.
  • PUCCH information transmission method and/or PUCCH information reception method are examples of the communication device.
  • the communication device may be the aforementioned base station or UE.
  • the processor may include various types of storage media.
  • the storage media is a non-transitory computer storage medium that can continue to memorize and store information thereon after the communication device is powered off.
  • the communication device includes a base station or user equipment.
  • the processor may be connected to the memory via a bus or the like, for reading executable programs stored on the memory, and executing any of the foregoing technical solutions, for example, at least one of the solutions shown in FIGS. 2 to 5.
  • the embodiments of the present disclosure provide a computer storage medium that stores an executable program; after the executable program is executed by a processor, the method shown in any technical solution of the first aspect or the second aspect can be implemented, For example, at least one of the solutions shown in FIGS. 2 to 5.
  • Fig. 8 is a block diagram showing a UE 800 (also known as a terminal) according to an exemplary embodiment.
  • UE800 can be a mobile phone, a computer, a digital broadcast user equipment, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, and so on.
  • UE800 may include at least one of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and a communication component 816.
  • the processing component 802 generally controls the overall operations of the UE 800, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 802 may include at least one processor 820 to execute instructions to complete all or part of the steps of the foregoing method.
  • the processing component 802 may include at least one module to facilitate the interaction between the processing component 802 and other components.
  • the processing component 802 may include a multimedia module to facilitate the interaction between the multimedia component 808 and the processing component 802.
  • the memory 804 is configured to store various types of data to support operations in the UE 800. Examples of these data include instructions for any application or method operating on the UE800, contact data, phonebook data, messages, pictures, videos, etc.
  • the memory 804 can be implemented by any type of volatile or nonvolatile storage device or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable and Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic Disk or Optical Disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EPROM erasable and Programmable Read Only Memory
  • PROM Programmable Read Only Memory
  • ROM Read Only Memory
  • Magnetic Memory Flash Memory
  • Magnetic Disk Magnetic Disk or Optical Disk.
  • the power supply component 806 provides power for various components of the UE800.
  • the power supply component 806 may include a power management system, at least one power supply, and other components associated with generating, managing, and distributing power for the UE 800.
  • the multimedia component 808 includes a screen that provides an output interface between the UE 800 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
  • the touch panel includes at least one touch sensor to sense touch, sliding, and gestures on the touch panel. The touch sensor can not only sense the boundary of a touch or slide action, but also detect wake-up time and pressure related to the touch or slide operation.
  • the multimedia component 808 includes a front camera and/or a rear camera. When UE800 is in an operating mode, such as shooting mode or video mode, the front camera and/or rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capabilities.
  • the audio component 810 is configured to output and/or input audio signals.
  • the audio component 810 includes a microphone (MIC), and when the UE 800 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode, the microphone is configured to receive external audio signals.
  • the received audio signal may be further stored in the memory 804 or transmitted via the communication component 816.
  • the audio component 810 further includes a speaker for outputting audio signals.
  • the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module.
  • the above-mentioned peripheral interface module may be a keyboard, a click wheel, a button, and the like. These buttons may include but are not limited to: home button, volume button, start button, and lock button.
  • the sensor component 814 includes at least one sensor, which is used to provide the UE 800 with various status assessments.
  • the sensor component 814 can detect the on/off status of the device 800 and the relative positioning of the components.
  • the component is the display and keypad of the UE800.
  • the sensor component 814 can also detect the position change of the UE800 or a component of the UE800. The presence or absence of contact with UE800, the orientation or acceleration/deceleration of UE800, and the temperature change of UE800.
  • the sensor component 814 may include a proximity sensor configured to detect the presence of nearby objects when there is no physical contact.
  • the sensor component 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • the communication component 816 is configured to facilitate wired or wireless communication between the UE 800 and other devices.
  • the UE 800 can access a wireless network based on a communication standard, such as WiFi, 2G, or 3G, or a combination thereof.
  • the communication component 816 receives a broadcast signal or broadcast related information from an external broadcast management system via a broadcast channel.
  • the communication component 816 further includes a near field communication (NFC) module to facilitate short-range communication.
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • UE800 may be used by at least one application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), field programmable gate array ( FPGA), a controller, a microcontroller, a microprocessor, or other electronic components are used to implement the above methods.
  • ASIC application specific integrated circuit
  • DSP digital signal processor
  • DSPD digital signal processing device
  • PLD programmable logic device
  • FPGA field programmable gate array
  • controller a microcontroller, a microprocessor, or other electronic components are used to implement the above methods.
  • non-transitory computer-readable storage medium including instructions, such as the memory 804 including instructions, and the foregoing instructions may be executed by the processor 820 of the UE 800 to complete the foregoing method.
  • the non-transitory computer-readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
  • an embodiment of the present disclosure shows a structure of a base station.
  • the base station 900 may be provided as a network device.
  • the base station 900 includes a processing component 922, which further includes at least one processor, and a memory resource represented by a memory 932, for storing instructions that can be executed by the processing component 922, such as application programs.
  • the application program stored in the memory 932 may include one or more modules each corresponding to a set of instructions.
  • the processing component 922 is configured to execute instructions to execute any of the aforementioned methods applied to the base station, for example, the methods shown in FIGS. 2 to 6.
  • the base station 900 may also include a power supply component 926 configured to perform power management of the base station 900, a wired or wireless network interface 950 configured to connect the base station 900 to the network, and an input output (I/O) interface 958.
  • the base station 900 can operate based on an operating system stored in the memory 932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.

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

Abstract

Les modes de réalisation de la présente invention concernent un procédé et un appareil de transmission d'informations pour un PUCCH, ainsi qu'un dispositif de communication et un support d'informations. Le procédé d'envoi d'informations pour un PUCCH consiste à : envoyer un signal de référence de suivi de phase (PTRS) sur le PUCCH.
PCT/CN2020/097527 2020-06-22 2020-06-22 Procédé et appareil de transmission d'informations pour pucch, et dispositif de communication et support d'informations WO2021258264A1 (fr)

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CN202080001327.4A CN114080771B (zh) 2020-06-22 2020-06-22 Pucch的信息传输方法及装置、通信设备及存储介质
PCT/CN2020/097527 WO2021258264A1 (fr) 2020-06-22 2020-06-22 Procédé et appareil de transmission d'informations pour pucch, et dispositif de communication et support d'informations

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