WO2018081982A1 - 资源指示和上行控制信号传输的方法、装置 - Google Patents

资源指示和上行控制信号传输的方法、装置 Download PDF

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Publication number
WO2018081982A1
WO2018081982A1 PCT/CN2016/104457 CN2016104457W WO2018081982A1 WO 2018081982 A1 WO2018081982 A1 WO 2018081982A1 CN 2016104457 W CN2016104457 W CN 2016104457W WO 2018081982 A1 WO2018081982 A1 WO 2018081982A1
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WO
WIPO (PCT)
Prior art keywords
resource
control signal
downlink
parameter
uplink control
Prior art date
Application number
PCT/CN2016/104457
Other languages
English (en)
French (fr)
Inventor
薛祎凡
王键
王达
刘云
Original Assignee
华为技术有限公司
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
Priority to BR112019009047A priority Critical patent/BR112019009047A2/pt
Priority to CA3042772A priority patent/CA3042772C/en
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN202110585557.6A priority patent/CN113411897A/zh
Priority to PCT/CN2016/104457 priority patent/WO2018081982A1/zh
Priority to ES20211824T priority patent/ES2953835T3/es
Priority to US16/347,161 priority patent/US10932255B2/en
Priority to CN202110583994.4A priority patent/CN113347721B/zh
Priority to JP2019523574A priority patent/JP7181195B2/ja
Priority to EP20211824.6A priority patent/EP3849268B1/en
Priority to AU2016428415A priority patent/AU2016428415B2/en
Priority to RU2019116810A priority patent/RU2727170C1/ru
Priority to KR1020197015483A priority patent/KR102252211B1/ko
Priority to CN201680081325.4A priority patent/CN108605321B/zh
Priority to KR1020217005117A priority patent/KR102363793B1/ko
Priority to EP23170375.2A priority patent/EP4250853A3/en
Priority to EP16920468.2A priority patent/EP3531763B1/en
Publication of WO2018081982A1 publication Critical patent/WO2018081982A1/zh
Priority to AU2020286185A priority patent/AU2020286185B2/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/02Selection of wireless resources by user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/21Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method and apparatus for resource indication and uplink control signal transmission.
  • a base station sends downlink data to a plurality of user equipments (User Equipments, UEs for short) in one downlink subframe, and the multiple UEs are pre-configured in another
  • An Acknowledgement (ACK)/Negative Acknowledgement (NACK) information is sent back to the uplink data received by the uplink subframe.
  • the UE calculates the index value of the Physical Uplink Control Channel (PUCCH) resource according to the location of the first Control Channel Element (CCE) occupied by the downlink control signaling of the downlink data of the UE. And feeding back ACK/NACK information of the downlink data on the PUCCH resource corresponding to the index value on the pre-configured uplink subframe.
  • PUCCH Physical Uplink Control Channel
  • 5G New Radio 5G New Radio
  • 5G NR 5G New Radio
  • the downlink data sent by the base station to different terminals in different subframes/time slots has It may be necessary for the different terminals to feed back ACK/NACK information of the downlink data on the same subframe/slot.
  • the method in the LTE system is directly used to determine the resource indicating the ACK/NACK information for transmitting the downlink data
  • the two subframes/time are The location of the first CCE occupied by the downlink control signaling for scheduling the downlink data of the two terminals in the slot is the same, then the two terminals determine the same resource, that is, the two terminals need to be in the same subframe/
  • the ACK/NACK information of the downlink data is fed back on the same resource on the time slot, thereby causing resource conflict.
  • the base station may of course also make the location of the first CCE occupied by the downlink control signaling for scheduling the downlink data of the two terminals different, but this necessarily means that the base station schedules the ACK/NACK information of the downlink data to be fed back in the same subframe.
  • the location of the first CCE occupied by the downlink control signaling of the downlink data of any two terminals is different, so that the base station cannot flexibly schedule resources.
  • the embodiments of the present invention provide a method and a device for transmitting a resource indication and an uplink control signal, which are used to solve the problem that a method for determining a resource for transmitting an uplink control signal in an LTE system in a 5G communication system may cause a resource conflict.
  • a first aspect provides a resource indication method, including: determining, by a base station, a resource for an uplink control signal sent by a terminal; the base station sending indication information to the terminal, where the indication information is used to indicate a resource; or the indication information is used to indicate a target parameter, a target parameter At least one of the parameters for the terminal to determine the resource is included.
  • the base station may enable the terminal to determine the resource for transmitting the uplink control signal by indicating the resource for transmitting the uplink control signal to the terminal, or the base station may determine the at least one parameter of the resource by causing the terminal to determine the terminal according to the at least one The parameter determines the resource, and the terminal sends the uplink control signal resource because the terminal does not use the location of the first CCE occupied by the downlink control signaling of the downlink data of the scheduling terminal.
  • the downlink data sent by the terminals shall feed back information indicating that the downlink data transmission is correct or erroneous on one subframe/time slot, even if the downlink control signaling for scheduling the downlink data of the two terminals is occupied on different subframes/time slots.
  • the first CCEs are in the same location, and the base station may also allocate different resources for transmitting the uplink control signals to the two terminals, and determine at least one parameter of the resources by indicating resources or indications for sending the uplink control signals to the two terminals.
  • the two terminals determine different resources, thereby ensuring that the base station flexibly adjusts resources. Under the circumstances, prevent resource conflict.
  • the parameter for determining the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to The resource is determined in the resource group; or the first parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes a first parameter
  • the base station determines, by the base station, the resource for sending the uplink control signal, where: the base station determines the first parameter;
  • the downlink resource determines the second parameter, and the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink control signal.
  • the determining, by the base station, the second parameter according to the downlink resource includes: determining, by the base station, the second parameter according to the starting location or the ending location of the downlink resource.
  • the target parameter includes a second parameter
  • the base station determines, by the base station, the resource for sending the uplink control signal, where the base station determines the first parameter according to the downlink resource.
  • the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a frequency domain resource of the downlink data corresponding to the downlink control signal.
  • the base station determines the second parameter; Determining, by the first parameter and the second parameter, a resource for the terminal to send an uplink control signal.
  • the determining, by the base station, the first parameter according to the downlink resource includes: determining, by the base station, the first parameter according to the starting location or the ending location of the downlink resource.
  • the base station sends the indication information to the terminal, including: the base station The RRC message or the downlink control signaling including the indication information is sent to the terminal.
  • the resource includes k resource element groups, resource elements
  • the group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the second aspect provides a resource indication method, including: receiving, by the terminal, indication information sent by the base station; the terminal determining, according to the indication information, a resource for the terminal to send the uplink control signal; or determining, by the terminal, the target parameter according to the indication information, where the target parameter is used for Determining at least one of the parameters of the resource.
  • the terminal does not use the location of the first CCE occupied by the downlink control signaling of the downlink data of the scheduling terminal to determine the resource for transmitting the uplink control signal, but determines the uplink control signal according to the resource indicated by the base station.
  • the resource or the resource for transmitting the uplink control signal is determined according to at least one parameter indicated by the terminal. Therefore, if the downlink data sent by the base station to the two terminals in different subframes/time slots is to be fed back in one subframe/time slot, the downlink data is indicated.
  • the base station can assign different addresses to the two terminals.
  • a resource for transmitting an uplink control signal by indicating to the two terminals, a resource or an indication for transmitting an uplink control signal, determining at least one parameter of the resource, so that the two terminals determine different resources The source, thereby preventing resource conflicts while ensuring that the base station flexibly schedules resources.
  • the parameter used for determining the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to The resource is determined in the resource group; or the first parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes the first parameter
  • the method further includes: determining, by the terminal, the second parameter according to the downlink resource, where the downlink resource includes: The frequency domain resource of the downlink control signal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, and the downlink corresponding to the downlink control signal One or more of the time domain resource of the data, the code domain resource of the downlink data corresponding to the downlink control signal, and the port number of the downlink data corresponding to the downlink control signal.
  • the determining, by the terminal, the second parameter according to the downlink resource includes: determining, by the terminal, the second parameter according to the starting location or the ending location of the downlink resource.
  • the target parameter includes the second parameter
  • the method further includes: determining, by the terminal, the first parameter according to the downlink resource, where the downlink resource includes: The frequency domain resource of the downlink control signal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, and the downlink corresponding to the downlink control signal One or more of the time domain resource of the data, the code domain resource of the downlink data corresponding to the downlink control signal, and the port number of the downlink data corresponding to the downlink control signal.
  • the terminal determines the first parameter according to the downlink resource, and the method further includes: determining, by the terminal, the first parameter according to the starting location or the ending location of the downlink resource.
  • the method further includes: determining, by the terminal, the resource according to the target parameter and the second parameter.
  • the method further includes: determining, by the terminal, the resource according to the target parameter and the first parameter.
  • the resource includes k resource element groups, resource elements
  • the group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the method further includes: determining, by the terminal, the value of m The codeword corresponding to the resource; the terminal will be used to indicate that the downlink data transmission is correct or incorrect, and the channel coding rate is 1/k, to obtain a bit sequence of length k; the terminal performs BPSK modulation on the bit sequence of length k, a sequence of modulation symbols of length k; the terminal spreads the sequence of modulation symbols of length k by using codewords to obtain a sequence of k groups of length m; the terminal maps k sequences of length m to k of resources respectively On the resource element group.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is performed by using multiple information indicating that the downlink data transmission is correct or incorrect. Information obtained after the operation.
  • a third aspect of the present invention provides a method for transmitting an uplink control signal, including: determining, according to a downlink resource, a resource for transmitting, by a terminal, an uplink control signal, where the downlink resource includes: a frequency domain resource of a downlink control signal corresponding to the terminal, and a time domain of the downlink control signal
  • the resource, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, and the code of the downlink data corresponding to the downlink control signal One or more of the port number of the downlink data corresponding to the domain resource and the downlink control signal; and transmitting the uplink control signal on the resource.
  • the base station and the terminal may be configured according to the frequency domain resource of the downlink control signal corresponding to the terminal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, and the port number of the downlink control signal, The frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, the code domain resource of the downlink data corresponding to the downlink control signal, and the port number of the downlink data corresponding to the downlink control signal.
  • the one or more downlink resources determine the resources for the terminal to send the uplink control signal, and different terminals that need to feed back the correct or incorrect information for the downlink data transmission on the same subframe/time slot may make different terminals adopt different
  • the downlink resource determines a resource that transmits information indicating that the downlink data transmission is correct or incorrect, thereby avoiding resource conflict.
  • determining, by the downlink resource, the resource that the terminal sends the uplink control signal includes: determining, according to the downlink resource, the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal;
  • the first parameter corresponding to the resource is used to determine a resource group, the resource group includes a resource, and the second parameter corresponding to the resource is used to determine the resource in the resource group; or the first parameter corresponding to the resource is used to determine the resource base index value of the resource.
  • the second parameter corresponding to the resource is used to determine a resource offset index value of the resource, and the resource is determined according to the first parameter and the second parameter corresponding to the resource.
  • determining, according to the downlink resource, a resource corresponding to the resource that the terminal sends the uplink control signal The first parameter and the second parameter are determined according to the start position or the end position of the downlink resource, and the first parameter and the second parameter corresponding to the resource for sending the uplink control signal by the terminal.
  • the resource includes k resource element groups, and the resource element group includes m resources.
  • the fourth possible implementation manner determining, by using the downlink resource, the terminal sends the uplink control signal
  • the method further includes: receiving downlink control signals sent by the base station and downlink data corresponding to the downlink control signals.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the method further includes: determining the resource according to the value of m Corresponding codeword; the information used to indicate that the downlink data transmission is correct or erroneous is subjected to channel coding with a rate of 1/k to obtain a bit sequence of length k; the bit sequence of length k is BPSK modulated to obtain a length of k a sequence of modulation symbols; the sequence of modulation symbols of length k is spread by using codewords to obtain a sequence of k groups of length m; and k sequences of length m are respectively mapped to k resource element groups in the resource.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is performed by using multiple information indicating that the downlink data transmission is correct or incorrect. Information obtained after the operation.
  • a fourth aspect provides a method for transmitting an uplink control signal, including: determining, by a terminal, a resource for transmitting an uplink control signal, where the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer ; transfer on resources Uplink control signal.
  • the number of resource element groups included in the resource for transmitting the uplink control signal by the different terminal determined by the base station, and the number of resources included in the resource element group may be the same or different, and the prior art is related to the prior art.
  • the ratio is more flexible, and the base station can allocate resources for sending uplink control signals to more terminals when the total resources included in the uplink control area are unchanged, which is more convenient for the requirements of the 5G communication system.
  • the k resource element groups are discontinuous in the frequency domain.
  • the values of k and m corresponding to the resource are determined by the content of the uplink control signal, and the content of the uplink control signal includes the following One or more of the content: information indicating that the downlink data transmission is correct or incorrect, downlink channel state information, and an uplink scheduling request.
  • the different contents in the uplink control signal can be dynamically adapted, and the resource waste when the number of bits of the content of the uplink control signal is small can be avoided compared to the fixed values of k and m.
  • the transmission reliability of the uplink control signal when the number of bits of the content of the uplink control signal is large is ensured.
  • the values of k and m corresponding to the resource are determined by the service type of the downlink data corresponding to the uplink control signal, and the uplink control is performed.
  • the service type of the downlink data corresponding to the signal includes one or more of the following service types: a mobile broadband service type, a low latency service type, a highly reliable service type, and an Internet of Things service type.
  • the service requirements of different service types can be better adapted.
  • the values of k and m corresponding to the resources are determined by the uplink channel quality.
  • the method further includes: determining a codeword corresponding to the resource according to the value of the m corresponding to the resource; and transmitting the uplink control signal on the resource, comprising: transmitting the uplink control signal on the resource by using the codeword corresponding to the resource.
  • multiple uplink control signals can be transmitted in the same time domain, frequency domain and antenna port without causing mutual interference, which helps to increase the capacity of the system and transmit more uplinks. control signal.
  • the method further includes: determining, according to the resource, the content of the uplink control signal, the service type of the downlink data corresponding to the uplink control signal, and the control signaling of the downlink data corresponding to the uplink control signal, the antenna port corresponding to the resource; Transmitting an uplink control signal on the resource includes: transmitting an uplink control signal on the resource by using an antenna port corresponding to the resource.
  • the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmits the uplink control signal on the resource for which the terminal sends the uplink control signal, which can further expand the capacity of the system and transmit more uplink control signals.
  • the method before the uplink control signal is transmitted on the resource by using the codeword corresponding to the resource, the method further includes: according to the resource, the uplink control signal Content, uplink control signal pair One or more of the service type of the downlink data and the control signal of the downlink data corresponding to the uplink control signal are used to determine the antenna port corresponding to the resource; and the uplink control signal is transmitted on the resource by using the codeword corresponding to the resource, including: The codeword and antenna port corresponding to the resource transmit uplink control signals in the resource.
  • the codeword and the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmit the uplink control signal on the resource for transmitting the uplink control signal by the terminal, which can effectively expand the capacity of the system and transmit more uplink control signals.
  • the resource used in the resource element group for carrying data The ratio of the number of elements and the resource elements for carrying the demodulation reference signal is 2:1; or the ratio of the number of resource elements carrying the demodulation reference signal corresponding to the resource element and the resource element group included in the resource element group is 2 to 1.
  • the method further includes: sending an indication message to the terminal The indication message is used to indicate the value of k and/or m corresponding to the resource.
  • the first possible implementation manner of the fourth aspect, and the eighth possible implementation manner, in the tenth possible implementation manner, before determining that the terminal sends the resource of the uplink control signal further includes: receiving an indication message sent by the base station; determining, according to the indication message, a value of a parameter corresponding to the resource for transmitting the uplink control signal, where the parameter includes k and/or m; determining a resource for the terminal to send the uplink control signal, including: according to the resource The value of the corresponding parameter determines the resource.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the method is The method further includes: encoding, by using a channel rate of 1/k, information indicating that the downlink data transmission is correct or incorrect, and obtaining a length of k a sequence of bits; performing a BPSK modulation on a bit sequence of length k to obtain a sequence of modulation symbols of length k; and spreading a sequence of modulation symbols of length k by a codeword to obtain a sequence of k groups of length m; Sequences of group length m are mapped to k resource element groups, respectively.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is multiple information used to indicate that the downlink data transmission is correct or incorrect.
  • the fifth aspect provides a base station, including: a determining unit, configured to determine a resource for the terminal to send an uplink control signal, and a sending unit, configured to send the indication information to the terminal, where the indication information is used to indicate the resource; or the indication information is used to The target parameter is indicated, and the target parameter includes at least one of a parameter for the terminal to determine the resource.
  • the respective units in the base station provided by the fifth aspect are used to perform the method provided by the first aspect. Therefore, the beneficial effects of the base station can be seen in the beneficial effects of the method provided by the first aspect, and details are not described herein again.
  • the parameter used for determining the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to The resource is determined in the resource group; or the first parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes a first parameter
  • the determining unit is specifically configured to: determine the first parameter; and determine the second parameter according to the downlink resource
  • the downlink resources include: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, and a downlink control signal.
  • the code domain resource, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, the code domain resource of the downlink data corresponding to the downlink control signal, and the downlink control And one or more of the port numbers of the downlink data corresponding to the signal; determining, according to the first parameter and the second parameter, a resource for the terminal to send the uplink control signal.
  • the determining unit is specifically configured to: determine the second parameter according to the starting location or the ending location of the downlink resource.
  • the target parameter includes a second parameter
  • the determining unit is configured to: determine the first parameter according to the downlink resource, where the downlink resource includes: the terminal The frequency domain resource of the corresponding downlink control signal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, and the downlink control signal.
  • the determining unit is configured to: determine, according to a starting location or an ending location of the downlink resource, the first parameter.
  • the sending unit is specifically configured to: send to the terminal An RRC message or downlink control signaling containing indication information.
  • the resource includes k resource element groups, resource elements
  • the group includes m resource elements, k is a positive integer, and m is A positive integer.
  • a terminal includes: a receiving unit, configured to receive indication information sent by a base station; a determining unit, configured to determine, according to the indication information, a resource that the terminal sends an uplink control signal; or, according to the indication information, determine a target parameter,
  • the target parameter includes at least one of the parameters used to determine the resource.
  • the various units in the terminal provided by the sixth aspect are used to perform the method provided in the second aspect. Therefore, the beneficial effects of the terminal can be seen in the beneficial effects of the method provided in the second aspect, and details are not described herein again.
  • the parameter used for determining the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to The resource is determined in the resource group; or the first parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes a first parameter
  • the determining unit is further configured to: determine, according to the downlink resource, the second parameter, where the downlink resource includes: the terminal The frequency domain resource of the corresponding downlink control signal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, and the downlink control signal.
  • the downlink resource includes: the terminal The frequency domain resource of the corresponding downlink control signal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, and the downlink control signal.
  • the determining unit is specifically configured to: determine, according to a starting location or an ending location of the downlink resource, the second parameter.
  • the target parameter includes a second parameter
  • the determining unit is further configured to: determine the first parameter according to the downlink resource, where the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, and a downlink control The code domain resource of the signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, the code domain resource of the downlink data corresponding to the downlink control signal, and the downlink One or more of the port numbers of the downlink data corresponding to the control signal.
  • the determining unit is specifically configured to: determine, according to a starting location or an ending location of the downlink resource, the first parameter.
  • the determining unit is further configured to: determine resources according to the target parameter and the second parameter.
  • the determining unit is further configured to: determine resources according to the target parameter and the first parameter.
  • the resource includes k resource element groups, resource elements
  • the group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the terminal further includes an execution unit, where the execution unit is used Determining a codeword corresponding to the resource according to the value of m; and encoding the channel for correcting or erroneous downlink data transmission by a channel rate of 1/k to obtain a bit sequence of length k; performing a bit sequence of length k BPSK modulation to obtain a sequence of modulation symbols of length k; modulation with length k
  • the symbol sequence is spread by using a codeword to obtain a sequence of k groups of length m; and k sequences of length m are respectively mapped to k resource element groups in the resource.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is performed by using multiple information indicating that the downlink data transmission is correct or incorrect. Information obtained after the operation.
  • the seventh aspect provides an apparatus for transmitting an uplink control signal, comprising: a determining unit, configured to determine, according to the downlink resource, a resource for the terminal to send an uplink control signal, where the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, and a downlink The time domain resource of the control signal, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, and the downlink control signal corresponding to One or more of a code domain resource of the downlink data and a port number of the downlink data corresponding to the downlink control signal; and a transmission unit configured to transmit the uplink control signal on the resource.
  • the various units in the apparatus provided by the seventh aspect are used to perform the method provided by the third aspect. Therefore, the beneficial effects of the apparatus can be seen in the beneficial effects of the method provided by the third aspect, and details are not described herein again.
  • the determining unit is configured to: determine, according to the downlink resource, the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal; Determining a resource group, the resource group includes a resource, and the second parameter corresponding to the resource is used to determine the resource in the resource group; or the first parameter corresponding to the resource is used to determine the resource base index value of the resource, and the second parameter corresponding to the resource And determining a resource offset index value of the resource; determining the resource according to the first parameter and the second parameter corresponding to the resource.
  • the determining unit is specifically configured to: determine, according to a starting location or an ending location of the downlink resource, a resource corresponding to the terminal sending the uplink control signal The first parameter and the second parameter.
  • the resource includes k resource element groups, and the resource element group includes m resources.
  • the device is a terminal; the transmission unit is further used And receiving downlink data corresponding to the downlink control signal and the downlink control signal sent by the base station.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the device is a terminal
  • the device further includes an execution unit.
  • the execution unit is configured to: determine a codeword corresponding to the resource according to the value of m; and encode the channel used to indicate that the downlink data transmission is correct or incorrect, and obtain a bit sequence of length k;
  • the bit sequence of k is BPSK modulated to obtain a sequence of modulation symbols of length k; the sequence of modulation symbols of length k is spread by using codewords to obtain a sequence of k groups of length m; the sequences of k groups of length m are respectively Maps to k resource element groups in the resource.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is performed by using multiple information indicating that the downlink data transmission is correct or incorrect. Information obtained after the operation.
  • an apparatus for uplink control signal transmission including: determining a unit, configured to determine a resource for the terminal to send an uplink control signal, where the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, m is a positive integer, and the transmission unit is configured to transmit an uplink control signal on the resource. .
  • the k resource element groups are discontinuous in the frequency domain.
  • the values of k and m corresponding to the resource are determined by the content of the uplink control signal, and the content of the uplink control signal includes the following One or more of the content: information indicating that the downlink data transmission is correct or incorrect, downlink channel state information, and an uplink scheduling request.
  • the different contents in the uplink control signal can be dynamically adapted, and the resource waste when the number of bits of the content of the uplink control signal is small can be avoided compared to the fixed values of k and m.
  • the transmission reliability of the uplink control signal when the number of bits of the content of the uplink control signal is large is ensured.
  • the values of k and m corresponding to the resource are determined by the service type of the downlink data corresponding to the uplink control signal, and the uplink control is performed.
  • the service type of the downlink data corresponding to the signal includes one or more of the following service types: a mobile broadband service type, a low latency service type, a highly reliable service type, and an Internet of Things service type.
  • the service requirements of different service types can be better adapted.
  • values of k and m corresponding to resources are determined by uplink channel quality.
  • the determining unit is further configured to The value of m determines the codeword corresponding to the resource; the transmission unit is specifically configured to: use the codeword corresponding to the resource to transmit the uplink control signal on the resource.
  • multiple uplink control signals can be transmitted in the same time domain, frequency domain and antenna port without causing mutual interference, which helps to increase the capacity of the system and transmit more uplinks. control signal.
  • the determining unit is further configured to One or more of the control signal, the service type of the downlink data corresponding to the uplink control signal, and the control signal of the downlink data corresponding to the uplink control signal, and the antenna port corresponding to the resource; the transmission unit is specifically configured to: use the resource The corresponding antenna port transmits an uplink control signal on the resource.
  • the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmits the uplink control signal on the resource for which the terminal sends the uplink control signal, which can further expand the capacity of the system and transmit more uplink control signals.
  • the determining unit is further configured to: according to the resource, the content of the uplink control signal, the service type of the downlink data corresponding to the uplink control signal, and the uplink One or more of the control signaling of the downlink data corresponding to the control signal determines an antenna port corresponding to the resource; the transmission unit is specifically configured to: use the codeword corresponding to the resource and the antenna port to transmit an uplink control signal in the resource.
  • the codeword and the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmit the uplink control signal on the resource for transmitting the uplink control signal by the terminal, which can effectively expand the capacity of the system and transmit more uplink control signals.
  • the resource used in the resource element group for carrying data The ratio of the number of elements and the resource elements for carrying the demodulation reference signal is 2:1; or the ratio of the number of resource elements carrying the demodulation reference signal corresponding to the resource element and the resource element group included in the resource element group is 2 to 1.
  • the device is a base station; And sending an indication message to the terminal, where the indication message is used to indicate a value of k and/or m corresponding to the resource.
  • the device is a terminal; And the determining unit is further configured to: determine, according to the indication message, a value of a parameter corresponding to the resource that sends the uplink control signal, where the parameter includes k and/or m; and the determining unit is specifically configured to: according to the parameter corresponding to the resource The value determines the resource.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the device further includes an execution unit, configured to: use the channel coding rate of 1/k to indicate that the downlink data transmission is correct or incorrect, and obtain a bit sequence of length k;
  • the sequence is BPSK modulated to obtain a modulation symbol sequence of length k;
  • the modulation symbol sequence of length k is spread by using codewords to obtain k sequences of length m; and k sequences of length m are mapped to k respectively On the resource element group.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is multiple information used to indicate that the downlink data transmission is correct or incorrect.
  • a ninth aspect provides a base station, including: a processor, a memory, a bus, and a communication interface; the memory is configured to store a computer to execute an instruction, the processor and the memory are connected through a bus, and the processor executes the first according to the computer-executed instruction stored in the memory. Any of the resource indication methods provided by the aspect.
  • the device provided in the ninth aspect is used to perform the method provided by the first aspect. Therefore, the beneficial effects of the base station can be seen in the beneficial effects of the method provided by the first aspect, and details are not described herein again.
  • a tenth aspect provides a terminal, including: a processor, a memory, a bus, and a communication interface; the memory is configured to store a computer to execute an instruction, the processor and the memory are connected through a bus, and the processor executes the second according to the computer-executed instruction stored in the memory. Any of the resource indication methods provided by the aspect.
  • the various devices in the terminal provided by the tenth aspect are used to perform the method provided in the second aspect. Therefore, the beneficial effects of the terminal can be seen in the beneficial effects of the method provided in the second aspect, and details are not described herein again.
  • an apparatus for transmitting an uplink control signal includes: a processor, a memory, a bus, and a communication interface; the memory is configured to store a computer to execute an instruction, the processor and the memory are connected by a bus, and the processor is stored according to the memory.
  • the computer executes the instructions to perform any of the methods of uplink control signal transmission provided by the third aspect.
  • Each of the devices provided in the eleventh aspect is for performing the method provided by the third aspect. Therefore, the beneficial effects of the device can be seen in the method provided by the third aspect. Benefits are not repeated here.
  • an apparatus for transmitting an uplink control signal includes: a processor, a memory, a bus, and a communication interface; the memory is configured to store a computer to execute an instruction, the processor and the memory are connected by a bus, and the processor is stored according to the memory.
  • the computer executes the instructions to perform any of the methods of uplink control signal transmission provided by the fourth aspect.
  • the device provided in the twelfth aspect is used to perform the method provided in the fourth aspect. Therefore, the beneficial effects of the device can be seen in the beneficial effects of the method provided in the fourth aspect, and details are not described herein again.
  • 1 is a schematic diagram showing the composition of a new subframe/slot structure in a 5G NR
  • FIG. 2 is a flowchart of a resource indication method according to an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of multiple subframes/time slots according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of grouping frequency domain resources corresponding to downlink data areas on a subframe/slot according to an embodiment of the present disclosure
  • FIG. 5 is a schematic diagram of grouping time-frequency resources corresponding to downlink data areas on a subframe/slot according to an embodiment of the present disclosure
  • FIG. 6 is a schematic diagram of grouping frequency domain resources corresponding to downlink data areas on one subframe/slot corresponding to two antenna ports according to an embodiment of the present disclosure
  • FIG. 7 is a flowchart of a method for transmitting an uplink control signal according to an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of a composition of a subframe in an LTE system
  • FIG. 9 is a schematic diagram showing a time-frequency location distribution of PUCCH resources on a subframe in an LTE system
  • FIG. 10 is a flowchart of a method for transmitting an uplink control signal according to an embodiment of the present invention.
  • FIG. 14 are schematic diagrams showing the composition of a resource element group according to an embodiment of the present invention.
  • FIG. 15 is a schematic diagram of a resource element group in a frequency domain according to an embodiment of the present disclosure.
  • FIG. 16 is a schematic structural diagram of a base station according to an embodiment of the present disclosure.
  • FIG. 17 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 18 to FIG. 21 are schematic diagrams showing the composition of an apparatus for transmitting uplink control signals according to an embodiment of the present invention.
  • FIG. 22 is a schematic structural diagram of a device according to an embodiment of the present invention.
  • subframe/slot refers to a subframe or a time slot.
  • Subframe/slot in the previous description refers to a subframe
  • Subframe/slot in a description also refers to a subframe
  • subframe/time in the latter description
  • Gap also refers to time slots.
  • Multiple refers to two or more.
  • the research direction which does not consider the backward compatible research direction, is called 5G NR.
  • the new subframe/slot structure includes downlink-based self-contained subframe/slot and uplink-based self-contained.
  • Subframe/slot, downlink-based self-contained subframe/slot is a sub-frame/slot mainly used for transmitting downlink data
  • uplink-based self-contained subframe/slot is mainly used for transmitting uplink data.
  • the downlink-based self-contained subframe/slot and the uplink-based self-contained subframe/slot include a downlink control region, an uplink control region, and a guard interval (Guard Period). , referred to as GP).
  • the uplink control area may be used by the terminal to send an uplink control signal to the base station.
  • the downlink-based self-contained subframe/slot also includes a downlink data region for the base station to transmit downlink data, and the uplink-based self-contained subframe/time slot further includes an uplink data region (Uplink data region). For the terminal to transmit uplink data.
  • the uplink control area may also be occupied by the uplink data area.
  • the embodiment of the invention provides a resource indication method. As shown in FIG. 2, the method includes:
  • the base station determines a resource that the terminal sends an uplink control signal.
  • the method provided by the embodiment of the present invention can be used in an LTE system and a future 5G communication system, and can be especially applied to a future 5G communication system.
  • the resource for sending, by the terminal, the uplink control signal includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the resource element included in the resource element group may be a resource element in an uplink control region on a subframe/time slot proposed in the 5G NR.
  • the number of resource element groups included in the resource for transmitting the uplink control signal by the terminal determined by the base station, and the number of resource elements included in each resource element group may be the same or different.
  • the base station sends the indication information to the terminal.
  • the terminal receives the indication information sent by the base station, and determines, according to the indication information, the resource that the terminal sends the uplink control signal. Or the terminal determines the target parameter according to the indication information, where the target parameter includes the parameter used to determine the resource for the terminal to send the uplink control signal. At least one parameter.
  • the step 202 may include: the base station sends a radio resource control (Radio Resource Control, RRC for short) message or downlink control signaling that includes the indication information to the terminal.
  • RRC Radio Resource Control
  • the terminal when the step 203 is specifically implemented, the terminal also receives the indication information by receiving the RRC message or the downlink control signaling.
  • the indication information may include an index value of the resource for the terminal to send the uplink control signal.
  • the terminal directly determines, according to the index value, the resource that sends the uplink control signal.
  • the 32 resources each correspond to an index value, which are 0, 1, 2, ..., 30, 31, respectively.
  • the indication information may include 5 bits for indicating an index value of the resource. For example, when the value of the 5 bits is 11111, the resource indicated by the indication information is a resource with an index value of 31, when 5 bits are used. When the value is 00000, the resource indicated by the indication information is a resource with an index value of 0.
  • the indication information may further include a target parameter.
  • the terminal may determine, according to the target parameter, a resource that sends an uplink control signal.
  • the terminal After the terminal determines the resource for transmitting the uplink control signal, the terminal sends an uplink control signal to the base station on the resource.
  • the base station Correspondingly, the base station also receives the uplink control signal sent by the terminal on the resource.
  • the base station may determine, by the terminal, the resource for transmitting the uplink control signal, so that the terminal determines the resource for sending the uplink control signal, or the base station may determine, by the terminal, the at least one parameter of the resource, so that the terminal according to the at least one A parameter determines the resource, and the terminal sends the uplink control signal according to the location of the first CCE occupied by the downlink control signaling of the downlink data of the scheduling terminal.
  • Resources therefore, if the downlink data transmitted by the base station to the two terminals on different subframes/time slots is to feed back information indicating that the downlink data transmission is correct or erroneous on one subframe/time slot, even in different subframes/time slots.
  • the location of the first CCE occupied by the downlink control signaling for scheduling the downlink data of the two terminals is the same, and the base station may also allocate different resources for sending the uplink control signal to the two terminals, by indicating to the two terminals.
  • the resource for transmitting the uplink control signal or the indication determining the at least one parameter of the resource causes the two terminals to determine different resources, thereby preventing resource conflict in the case of ensuring that the base station flexibly schedules resources.
  • the parameter used to determine the resource for the terminal to send the uplink control signal includes a first parameter and a second parameter; the first parameter is used to determine a resource group, where the resource group includes a resource for the terminal to send an uplink control signal, and the second parameter And determining, by the resource group, a resource for sending, by the terminal, an uplink control signal; or, the first parameter is used to determine a resource base index value of the resource that the terminal sends the uplink control signal, and the second parameter is used to determine the resource that the terminal sends the uplink control signal.
  • Resource offset index value is used to determine a resource offset index value.
  • the second parameter corresponding to the resource that the terminal sends the uplink control signal is used to determine, when the resource group determines, the terminal sends the resource of the uplink control signal.
  • the resources for transmitting the uplink control signal on one subframe/time slot may be grouped in advance, and the resources in the group are numbered, each group corresponds to one group number, and the resources in each group correspond to one number. For example, if a total of 64 resources for transmitting uplink control signals are configured in one subframe/slot, the resources for transmitting 64 uplink control signals may be divided into four groups, and each group has 16 resources and 16 resources.
  • the numbers are 0, 1, 2, ..., 15, respectively.
  • the first parameter can be used to indicate the group number
  • the second parameter can be used to indicate the number within the group. For example, if the information indicated by the first parameter is 1, and the information indicated by the second parameter is 15, the resource indicating that the terminal sends the uplink control signal is the resource with the number 15 in the first group of resources.
  • a rectangular frame in FIG. 3 represents one subframe/time. Gap, if the terminal receiving downlink data on subframe 0/slot 0, subframe 1/slot 1, subframe 2/slot 2, and subframe 3/slot 3 all need to be in subframe 3/slot.
  • the resources for transmitting the uplink control signal on the subframe 3/time slot 3 can be divided into four groups, each group including multiple A resource, a set of resources used to receive all or part of the downlink data on the same subframe/time slot, and the terminal feedback is used to indicate that the downlink data transmission is correct or incorrect.
  • the base station may send the group number on each subframe/slot (for example, sending the group number through the downlink control signaling, or sending the group number through the RRC message, or sending the group number through the system message, the system message may be the master information block (Master)
  • the information block (MIB) or the system information block (SIB) is used by the terminal to determine which group of resources the terminal uses.
  • the base station can send downlink control signaling or RRC carrying the number of the group to a terminal. A message for the terminal to determine which resource in the group is being used.
  • the base station groups the resources for transmitting the uplink control signal on one subframe/slot
  • the number of resources in each group obtained after the grouping may be the same or different, and the present invention may be different.
  • the embodiment does not specifically limit this.
  • resources may be grouped according to a ratio of resources: 1:3:3:1, wherein the group 0 resources Corresponding to subframe 0/slot 0, the first group of resources corresponds to subframe 1/slot 1, the second group of resources corresponds to subframe 2/slot 2, and the third group of resources corresponds to subframe 3/slot 3.
  • the reason why the ratio of 1:3:3:1 is used is that the terminal has feedback for a long time or a short time after receiving the downlink data, and the information indicating that the downlink data transmission is correct or incorrect is relatively small, so The number of resources allocated by these subframes/slots is small, of course, this is only for the resources of subframe 3/slot 3 for transmitting uplink control signals.
  • the first parameter may not be a group number, but a necessary parameter sent by the base station to the terminal for grouping resources, and the base station and the terminal adopt the same policy according to the corresponding parameter.
  • the source performs the necessary parameters for grouping the resources, and after determining the resource group, the terminal determines a group of resources to which the resource for which the uplink control signal is transmitted.
  • the necessary parameters may include the number of groups of packets, the rules of the packet (eg, according to what proportion the resources are grouped), the subframe/slot that the allocated resource belongs to, and the subframe/slot that the terminal receives the downlink data.
  • the terminal may group the resources on the subframe/slot of the uplink control signal sent by the terminal according to the group number of the group, the grouping rule, and obtain the grouping result, and then according to the subframe/time to which the allocated resource belongs.
  • the time interval between the slot and the subframe/slot that the terminal receives the downlink data determines the group number of a group of resources to which the resource for which the uplink control signal is transmitted belongs.
  • the subframe/slot may be preset.
  • the index value of the resource used to send the uplink control signal For example, if a total of 64 resources for transmitting an uplink control signal are configured in one subframe/slot, the index values of the 64 resources may be 1, 2, ..., 63, 64, respectively.
  • the information indicated by the first parameter may be a resource base index value
  • the information indicated by the second parameter may be a resource offset index value
  • the sum of the resource base index value and the resource offset index value is an index value of the resource. For example, if the information indicated by the first parameter is 32 and the information indicated by the second parameter is 4, the resource indicating that the terminal sends the uplink control signal is a resource with an index value of 36.
  • terminals receiving downlink data on the same subframe/slot may use the same resource base index value, in which case the base station may transmit a resource base index value on each subframe/time slot ( For example, the resource base index value is sent by using the downlink control signaling, or the resource base index value is sent by using the RRC message, or the resource base index value is sent by the system message, and the system message may be the MIB or the SIB), and the terminal is used to determine the resource used by the terminal.
  • the base station may send a downlink control signaling or an RRC message carrying a resource offset index value to a terminal, where the terminal may use the resource base.
  • the sum of the index value and the resource offset index value is determined as an index value of a resource for which the terminal transmits the uplink control signal.
  • the target parameter includes a first parameter
  • the step 201 may include: determining, by the base station, the first parameter; the base station determining the second parameter according to the downlink resource; the base station determining, according to the first parameter and the second parameter, that the terminal sends the uplink control signal resource of.
  • the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a corresponding downlink control signal.
  • a frequency domain resource of the downlink data, a time domain resource of the downlink data corresponding to the downlink control signal, a code domain resource of the downlink data corresponding to the downlink control signal, and a port number of the downlink data corresponding to the downlink control signal kind.
  • the base station may determine the first parameter in a process of scheduling resources for each terminal, for example, determining, according to a process for grouping resources for transmitting an uplink control signal on one subframe/slot, corresponding to each terminal.
  • One parameter may be determined from a process of scheduling resources for each terminal, for example, determining, according to a process for grouping resources for transmitting an uplink control signal on one subframe/slot, corresponding to each terminal.
  • the base station indicates the first parameter to the terminal, and the second parameter is determined by the terminal itself.
  • the method for the terminal to determine the second parameter is the same as the method for the base station to determine the second parameter, that is, the terminal determines the second parameter according to the downlink resource.
  • determining, by the base station and the terminal, the second parameter according to the downlink resource may include: determining, according to the starting location or ending location of the downlink resource, the second parameter.
  • the frequency domain resource corresponding to the downlink data region on one subframe/slot can be divided into n (n is greater than 1 integer) a frequency domain resource group, each frequency domain resource group corresponding to a group resource number (or resource offset index value), the terminal can be connected according to The frequency domain resource group in which the starting location of the frequency domain resource in which the base station transmits the downlink data determined in the process of receiving the downlink data determines the resource number (or resource offset index value) in the group.
  • n 16
  • one frequency domain resource group corresponds to the number of one of the group of resources.
  • the time-frequency resource corresponding to the downlink data region on one subframe/slot can be divided into n.
  • a time-frequency resource group, each time-frequency resource group corresponding to an intra-group resource number (or a resource offset index value), and the terminal may start the time-frequency resource of the downlink data sent by the base station according to the process of receiving the downlink data.
  • the time-frequency resource group in which the location is located determines the resource number (or resource offset index value) within the group.
  • the frequency domain corresponding to the downlink data region on one subframe/slot can be used.
  • the resource is divided into n/2 frequency domain resource groups. If there are two antenna ports 1 and 2, n air frequency resource groups can be obtained by combining the antenna port numbers, and one space frequency resource group corresponds to one antenna port number and one frequency domain resource.
  • the group, each space frequency resource group corresponds to a group resource number (or resource offset index value), and the terminal may send the antenna port number of the downlink data and the start of the frequency domain resource according to the base station determined by the base station in the process of receiving the downlink data.
  • the location determines the resource number (or resource offset index value) within the group.
  • the method for determining the second parameter by using other downlink resources is similar to the method in the above example, and will not be exemplified herein.
  • the terminal may determine, according to the target parameter and the second parameter, the resource that the terminal sends the uplink control signal.
  • the target parameter includes the second parameter
  • the step 201 may include: determining, by the base station, the first parameter according to the downlink resource; the base station determining the second parameter; the base station determining, according to the first parameter and the second parameter, that the terminal sends the uplink control signal resource of.
  • the base station may determine a second parameter in a process of scheduling resources for each terminal, for example, determining, according to a process for grouping resources for transmitting an uplink control signal on one subframe/slot, corresponding to each terminal. Two parameters.
  • the base station indicates the second parameter to the terminal, and the first parameter is determined by the terminal itself.
  • the method for determining, by the terminal, the first parameter is the same as the method for the base station to determine the first parameter, that is, the terminal determines the first parameter according to the downlink resource.
  • the method for determining, by the base station and the terminal, the first parameter according to the downlink resource may include: determining, according to a starting location or an ending location of the downlink resource, the first parameter.
  • the method for determining the first parameter by the base station and the terminal according to the downlink resource is similar to the method for determining the second parameter, and details are not described herein again.
  • the terminal may determine, according to the target parameter and the first parameter, the resource that the terminal sends the uplink control signal.
  • the base station only needs to indicate one of the first parameter and the second parameter to the terminal, and therefore, the first parameter and the second parameter are indicated to the terminal.
  • the signaling overhead can be reduced.
  • the foregoing method further includes:
  • the terminal determines, according to the value of m, a codeword corresponding to the resource that the terminal sends the uplink control signal;
  • the terminal will use the channel coding rate of 1/k to indicate that the downlink data transmission is correct or incorrect, and obtain a bit sequence of length k;
  • the terminal performs a Binary Phase Shift Keying (BPSK) modulation on the bit sequence of length k to obtain a modulation symbol sequence of length k;
  • BPSK Binary Phase Shift Keying
  • the terminal spreads the modulation symbol sequence of length k by using a codeword to obtain a k group. a sequence of length m;
  • the terminal maps k sequences of length m to the k resource element groups in the resources for which the terminal sends the uplink control signal.
  • the terminal can feed back information to the base station on the resource to indicate that the downlink data transmission is correct or incorrect.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect is information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect.
  • One of the information indicating that the downlink data transmission is correct or incorrect is indicated by 0 or 1.
  • the plurality of information used to indicate that the downlink data transmission is correct or incorrect may be information corresponding to downlink data received by the terminal on multiple antenna ports or multiple subframes/time slots. In this case, the amount of data fed back by the terminal can be reduced.
  • the information used to indicate that the downlink data transmission is correct or incorrect may also be a message for indicating that the downlink data transmission is correct or incorrect.
  • the embodiment of the invention further provides a method for transmitting uplink control signals, as shown in FIG. 7, comprising:
  • the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink corresponding to the downlink control signal.
  • a frequency domain resource of the data corresponding to the terminal
  • a time domain resource of the downlink control signal a code domain resource of the downlink control signal
  • a port number of the downlink control signal a downlink corresponding to the downlink control signal.
  • the executor of the embodiment may be a base station or a terminal.
  • the base station does not need to send a parameter indicating that the terminal indicates the terminal to send the uplink control signal or the parameter for determining the resource of the uplink control signal, and the base station and the terminal are both
  • the resource for transmitting the uplink control signal by the terminal may be determined by the downlink resource. Therefore, the base station does not need additional signaling overhead to instruct the terminal to send resources of the uplink control signal.
  • the downlink resource may be used to determine the resource for the terminal to send the uplink control signal. If one downlink resource may originally indicate four resources for transmitting the uplink control signal, another downlink resource may originally indicate that For the resource for transmitting the uplink control signal, the resources for transmitting the uplink control signal may be indicated according to the one downlink resource and the other downlink resource.
  • the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the values of the resource element group and k and m can be found in the description below.
  • the step 702 may include: determining, according to the downlink resource, the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal, and the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal.
  • the parameter determines the resource that the terminal sends the uplink control signal.
  • the first parameter corresponding to the resource for sending the uplink control signal by the terminal is used to determine a resource group, where the resource group includes a resource for the terminal to send an uplink control signal, and the second parameter corresponding to the resource for the terminal to send the uplink control signal is used to determine the resource group.
  • the first parameter corresponding to the resource for transmitting the uplink control signal by the terminal is used to determine the resource base index value of the resource for which the terminal sends the uplink control signal, and the second parameter corresponding to the resource for the terminal to send the uplink control signal A resource offset index value used to determine a resource for which the terminal transmits an uplink control signal.
  • a part of the downlink resources in the downlink resource may be used to determine the first parameter, and another part of the downlink resource in the downlink resource may be used to determine the second parameter.
  • the second parameter corresponding to the resource that the terminal sends the uplink control signal is used to determine, when the resource group determines, the terminal sends the resource of the uplink control signal.
  • the resources for transmitting the uplink control signal in one subframe/slot can be grouped in advance, and the resources in the group are numbered, each group corresponds to one group number, and the resources in each group correspond to one number. For example, if a total of 64 resources for transmitting uplink control signals are configured in one subframe/slot, the resources for transmitting 64 uplink control signals may be divided into four groups, and each group has 16 resources and 16 resources.
  • the numbers are 0, 1, 2, ..., 15, respectively.
  • the first parameter can be used to indicate the group number
  • the second parameter can be used to indicate the number within the group. For example, if the information indicated by the first parameter is 1, and the information indicated by the second parameter is 15, the resource indicating that the terminal sends the uplink control signal is the resource with the number 15 in the first group of resources.
  • the subframe may be preset.
  • the index value of the resource for transmitting the uplink control signal in the /slot For example, if a total of 64 resources for transmitting an uplink control signal are configured in one subframe/slot, the index values of the 64 resources may be 1, 2, ..., 63, 64, respectively.
  • the information indicated by the first parameter may be a resource base index value
  • the information indicated by the second parameter may be a resource offset index value
  • the sum of the resource base index value and the resource offset index value is an index of the resource for sending the uplink control signal by the terminal. value. For example, if the information indicated by the first parameter is 32 and the information indicated by the second parameter is 4, the resource indicating that the terminal sends the uplink control signal is a resource with an index value of 36.
  • the method may include: determining, according to the starting location or the ending location of the downlink resource, the first corresponding to the resource that the terminal sends the uplink control signal Parameters and second parameters.
  • the first parameter is determined by a starting location or an ending location of the downlink resource (or
  • the method of the second parameter can be referred to the example described based on FIG. 4 or FIG. 5 or FIG. 6, and details are not described herein again.
  • the step 702 is specifically implemented: the base station receives the uplink control signal on the resource that the terminal sends the uplink control signal. If the executor of the embodiment of the present invention is a terminal, the step 702 is specifically implemented: the terminal sends an uplink control signal on the resource that the terminal sends the uplink control signal.
  • the base station and the terminal may be based on the frequency domain resource of the downlink control signal corresponding to the terminal, the time domain resource of the downlink control signal, the code domain resource of the downlink control signal, and the port number of the downlink control signal,
  • the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, the code domain resource of the downlink data corresponding to the downlink control signal, and the port number of the downlink data corresponding to the downlink control signal The one or more downlink resources determine the resources for the terminal to send the uplink control signal, and the different terminals that need to feed back the information indicating that the downlink data transmission is correct or incorrect on the same subframe/time slot may make different terminals adopt different
  • the downlink resources determine resources for transmitting information indicating that the downlink data transmission is correct or incorrect, thereby avoiding resource conflicts.
  • the method may further include: receiving the downlink control signal sent by the base station and the downlink data corresponding to the downlink control signal.
  • the terminal may determine the downlink resource in the process of receiving the downlink control signal and the downlink data corresponding to the downlink control signal.
  • the uplink control signal is used to indicate that the downlink data transmission is correct or incorrect, and the method further includes:
  • the information indicating that the downlink data transmission is correct or erroneous is subjected to channel coding with a rate of 1/k to obtain a bit sequence of length k;
  • the k-group length m-sequences are respectively mapped to k resource element groups in the resources in which the terminal transmits the uplink control signal.
  • the terminal can feed back information to the base station on the resource to indicate that the downlink data transmission is correct or incorrect.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect may be information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect, where one is used to indicate that the downlink data transmission is correct or incorrect.
  • the information is indicated by 0 or 1.
  • the plurality of information used to indicate that the downlink data transmission is correct or incorrect may be information corresponding to downlink data received by the terminal on multiple antenna ports or multiple subframes/time slots. In this case, the amount of data fed back by the terminal can be reduced.
  • the information used to indicate that the downlink data transmission is correct or incorrect may also be a message for indicating that the downlink data transmission is correct or incorrect.
  • the LTE standard has been widely used in the world, and the subframe structure of an uplink subframe and a downlink subframe in the LTE system is as shown in FIG. 8.
  • the downlink subframe includes a downlink control region and a downlink data region, and the downlink control region is located at the beginning of the downlink subframe, occupying 1, 2, or 3 orthogonal The length of the Orthogonal Frequency Division Multiplexing (OFDM) symbol and occupy the entire bandwidth.
  • OFDM Orthogonal Frequency Division Multiplexing
  • the uplink subframe includes an uplink control region and an uplink data region
  • the uplink control region occupies the duration of the entire uplink subframe in the time domain, and occupies the position of the entire bandwidth edge in the frequency domain, and the specific occupied bandwidth can be configured.
  • the UE may send an uplink control signal to the base station, for example, ACK/NACK information of the downlink data, an uplink scheduling request, downlink channel state information, etc., in the uplink data area, the UE may transmit the uplink data to the base station.
  • the subframe/slot structure in the 5G NR is completely different from the time-frequency resource occupied by the uplink control region in the subframe structure in the LTE system.
  • the uplink control region occupies one or two OFDM symbols at the end of the subframe/slot in the time domain, occupying the entire bandwidth in the frequency domain; in the LTE system, the uplink control region occupies one in the time domain.
  • the duration of the sub-frame which occupies the upper and lower edge bandwidths of the entire bandwidth in the frequency domain.
  • the time-frequency location distribution of the PUCCH resource defined in the LTE system is as shown in FIG. 9.
  • One uplink subframe includes a slot 0 and a slot 1, and a PUCCH resource occupies an uplink subframe in the time domain.
  • the frequency domain occupies a width of a physical resource block (PRB), and one PUCCH resource has frequency hopping between two time slots.
  • PRB physical resource block
  • time-frequency resources with the same value of m form a PUCCH resource.
  • the embodiment of the present invention provides a method for transmitting uplink control signals, including determining the uplink of the transmission. A method of controlling the resources of a signal.
  • the embodiment of the invention provides a method for transmitting uplink control signals, as shown in FIG. 10, including:
  • the uplink control signal may be information for indicating that the downlink data transmission is correct or incorrect, downlink channel state information, an uplink scheduling request, and the like.
  • the resource of the uplink control signal sent by the terminal determined by the step 1001 may be one or more resources for the terminal to send the uplink control signal.
  • the terminal sends the uplink control signal to the terminal by using the resource of the uplink control signal determined by the terminal determined in step 1001.
  • the technical solution provided by the embodiment of the present invention is exemplified by a resource as an example.
  • the number of resource element groups (ie, k) included in the resource for transmitting the uplink control signal by different terminals (or multiple resources for transmitting the uplink control signal by the same terminal) and the resource elements included in the resource element group are The number (ie m) can be the same or different.
  • the resource element group may include only resource elements for carrying data.
  • a resource element group has a corresponding resource element for carrying a demodulation reference signal, and the demodulation reference signals carried in the resource elements for carrying the demodulation reference signal are used for the bearer in the resource element group.
  • the resource elements of the data carry data for demodulation.
  • the ratio of the number of resource elements carrying the demodulation reference signal corresponding to the resource element included in the resource element group and the resource element group may be 2 to 1.
  • the resource element group may also include both resource elements for carrying data and resource elements for carrying demodulation reference signals.
  • a demodulation reference signal carried on a resource element for carrying a demodulation reference signal in a resource element group is used for demodulating data carried on a resource element for carrying data in the resource element group.
  • the ratio of the number of resource elements for carrying data and the resource elements for carrying the demodulation reference signal in the resource element group may be 2 to 1.
  • the resource element in the embodiment of the present invention may be an RE (Resource Element).
  • the positional relationship between the RE carrying data and the RE carrying the demodulation reference signal over the entire bandwidth can be seen in FIG. 11 or FIG. 12, FIG. 11 and FIG.
  • the square box indicates an RE
  • the R in the square box indicates that the RE is used to carry the demodulation reference signal
  • the D in the square box indicates that the RE is used to carry data.
  • one resource element group may include two REs for carrying a demodulation reference signal and four REs for carrying data.
  • a resource element group includes both a resource element for carrying data and a resource element for carrying a demodulation reference signal
  • the m resources in the resource element group are used.
  • the elements are exemplified by consecutive m resource elements.
  • m resource elements in one resource element group may be composed of m resource elements at different locations spread over the entire bandwidth.
  • one resource element group may include four REs for carrying data, and four REs for carrying data may be composed of consecutive m REs in all REs for carrying data on the entire bandwidth.
  • the m resource elements in the resource element group are consecutive among all the resource elements carrying data.
  • m resource elements are exemplified.
  • m resource elements in one resource element group may be composed of m resource elements dispersed in different locations among all resource elements carrying data.
  • the values of k and m may be determined first, and the values of each group of k and m may correspond to a configuration policy, and the configuration policy may be used to determine the location of k resource element groups in the frequency domain. distributed.
  • the uplink control signal is transmitted on a resource that the terminal sends an uplink control signal.
  • the executive body of the embodiment of the present invention may be a base station or a terminal. If the execution subject is a base station, the step 1002 is specifically implemented: the base station receives the uplink control signal on the resource that the terminal sends the uplink control signal. If the execution subject is a terminal, the step 1002 is specifically implemented: the terminal sends an uplink control signal on the resource that the terminal sends the uplink control signal.
  • the number of resource element groups included in the resource for transmitting the uplink control signal by the different terminal determined by the base station, and the number of resources included in the resource element group may be the same or different, and the related art
  • the resource scheduling is more flexible, and the base station can allocate resources for transmitting uplink control signals to more terminals when the total resources included in the uplink control region are unchanged, which is more convenient for meeting the requirements of the 5G communication system. .
  • the k resource element groups are discontinuous in the frequency domain. This optional method allows the network system to obtain frequency diversity gain. Thereby increasing the reliability of the transmission.
  • the k resource element groups are evenly distributed over the entire bandwidth.
  • the value k of the resource element group included in one resource and the value of the number m of resource elements included in the resource element group may be determined by any one of the following methods 1 to 3:
  • Method 1 Determine by the content of the uplink control signal.
  • the content of the uplink control signal includes one or more of the following: information indicating that the downlink data transmission is correct or incorrect, downlink channel state information, and an uplink scheduling request.
  • the value of k may be determined according to the number of bits of the content of the uplink control signal, and the greater the number of bits of the content of the uplink control signal, the larger the value of k. For example, when the content of the uplink control signal is information indicating that the downlink data transmission is correct or incorrect, if the number of bits of the content of the uplink control signal is 1, the k may be determined as 1; the content of the uplink control signal is the downlink channel state information. If the number of bits of the downlink channel state information is 20, k can be determined to be 3.
  • the content of the content of the uplink control signal may be determined according to the number of content types included in the content of the uplink control signal. For example, if the number of types of content included in the content of the uplink control signal is 2, k can be determined to be 4.
  • the value of m can be determined based on the content of the uplink control signal. For example, when the content of the uplink control signal is information indicating that the downlink data transmission is correct or incorrect, m may be determined as 4; the content of the uplink control signal is downlink channel state information, and m may be determined to be 8.
  • the values of k and m corresponding to the contents of different uplink control signals may be preset in the base station.
  • the different contents in the uplink control signal can be dynamically adapted, and the resource waste when the number of bits of the content of the uplink control signal is small can be avoided compared to the fixed values of k and m.
  • the transmission reliability of the uplink control signal when the number of bits of the content of the uplink control signal is large is ensured.
  • the second method is determined by the service type of the downlink data corresponding to the uplink control signal.
  • the service type of the downlink data corresponding to the uplink control signal includes one or more of the following service types: a mobile broadband service type, a low-latency service type, a high-reliability service type, and an Internet of Things service type.
  • the service requirements of different service types can be better adapted.
  • Mode 3 Determine by the quality of the uplink channel.
  • the value of k can be determined to be smaller, and the value of m can be determined to be larger.
  • the quality of the uplink control channel is worse, in order to ensure the correct transmission of the uplink control signal, k The larger the value can be determined, the smaller the value of m can be determined.
  • the method may further include: determining, according to the value of the m corresponding to the resource that the terminal sends the uplink control signal, the codeword corresponding to the resource that the terminal sends the uplink control signal; in this case, the step 1002 may include: The codeword corresponding to the resource that sends the uplink control signal by the terminal transmits the uplink control signal on the resource that the terminal sends the uplink control signal.
  • the value of m is the length of the codeword.
  • the value of m Determining a set of codeword groups, any two codewords in the set of codewords being orthogonal codes, and the length of any one of the codewords in the set of codewords is the same as the value of m, in the set of codewords A codeword is selected in the group as a codeword corresponding to the resource for which the terminal transmits the uplink control signal.
  • the codeword group is determined according to the value of m, the length of the codeword in the determined codeword group is 4, and one codeword is selected in the determined codeword group as the terminal sends the uplink control signal.
  • the code word corresponding to the resource.
  • the same resource element group can be multiplexed by m/x codewords, where x is the number of resource elements used to carry the demodulation reference signal for demodulating the data carried by the resource element group.
  • x is the number of resource elements used to carry the demodulation reference signal for demodulating the data carried by the resource element group.
  • two codeword groups corresponding to resource elements for carrying the demodulation reference signal may include [+1 +1] and [+1 -1], resource elements.
  • the corresponding codeword group of the group may include [+1 +1 +1 +1] and [+1 -1 +1 -1].
  • multiple uplink control signals can be transmitted in the same time domain, frequency domain and antenna port without causing mutual interference, which helps to increase the capacity of the system and transmit more uplinks. control signal.
  • the method may further include:
  • the terminal may be determined according to the content of the uplink control signal sent by the terminal.
  • the antenna port corresponding to the resource that sends the uplink control signal For example, when the uplink control signal is information indicating that the downlink data transmission is correct or incorrect, the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal may be the antenna port 0, and when the uplink control signal is the downlink channel state information, The antenna port corresponding to the resource for transmitting the uplink control signal by the terminal may be the antenna port 1.
  • the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal may be the antenna port 2.
  • the antenna port and the terminal send the resource of the uplink control signal, the content of the uplink control signal, the service type of the downlink data corresponding to the uplink control signal, and the downlink corresponding to the uplink control signal.
  • the codeword and the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmit the uplink control signal on the resource for transmitting the uplink control signal by the terminal, which can effectively expand the capacity of the system and transmit more uplink control signals.
  • the method may further include: a resource according to the terminal sending the uplink control signal, a content of the uplink control signal, a service type of the downlink data corresponding to the uplink control signal, and a downlink corresponding to the uplink control signal.
  • One or more of the control signaling of the data determines an antenna port corresponding to the resource for which the terminal sends the uplink control signal.
  • the step 1002 includes: using the antenna port corresponding to the resource for sending the uplink control signal by the terminal to send the uplink control in the terminal.
  • the uplink control signal is transmitted on the resources of the signal.
  • the antenna port corresponding to the resource for transmitting the uplink control signal by the terminal transmits the uplink control signal on the resource for which the terminal sends the uplink control signal, which can further expand the capacity of the system and transmit more uplink control signals.
  • the method may also The base station sends an indication message to the terminal, where the indication message is used to indicate the value of k and/or m corresponding to the resource that the terminal sends the uplink control signal.
  • the indication message sent by the base station to the terminal is used by the terminal to determine the resource for the terminal to send the uplink control signal.
  • the method may further include: the terminal receiving the indication message sent by the base station; and determining, by the terminal, the parameter corresponding to the resource for sending the uplink control signal according to the indication message.
  • the value of the parameter includes the k and/or the m.
  • the step 1001 may include: determining, according to the value of the parameter corresponding to the resource that the terminal sends the uplink control signal, the resource that the terminal sends the uplink control signal.
  • the terminal can maintain a correspondence table of k and m.
  • the indication message includes only the value of k (or m)
  • the terminal can according to the corresponding relationship table of k and m maintained according to k.
  • the value of (or m) determines the value of m (or k), and then determines the resource for which the terminal transmits the uplink control signal based on the values of k and m.
  • an operation rule may be stored in the terminal, and the operation rule may determine the value of m (or k) when the value of k (or m) is known, and only include k in the indication message (or When the value of m) is used, the terminal may calculate the value of m (or k) by the operation rule, and determine the resource for transmitting the uplink control signal according to the values of k and m.
  • the method may further include:
  • the terminal will use the channel coding rate of 1/k to indicate that the downlink data transmission is correct or incorrect, and obtain a bit sequence of length k;
  • the terminal performs BPSK modulation on the bit sequence of length k to obtain a modulation symbol sequence of length k;
  • the terminal spreads the modulation symbol sequence of length k by using a codeword to obtain a k group. a sequence of length m;
  • the terminal maps k sequences of length m to k resource element groups.
  • the terminal can feed back information to the base station on the resource to indicate that the downlink data transmission is correct or incorrect.
  • the terminal can feed back information to the base station on the resource to indicate that the downlink data transmission is correct or incorrect.
  • the use of BPSK modulation can improve the anti-interference and anti-noise performance of the information indicating the correct or wrong downlink data transmission, and reduce the bit error rate.
  • the information used to indicate that the downlink data transmission is correct or incorrect may be information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect, where one is used to indicate that the downlink data transmission is correct or incorrect.
  • the information is indicated by 0 or 1.
  • the plurality of information used to indicate that the downlink data transmission is correct or incorrect may be information corresponding to downlink data received by the terminal on multiple antenna ports or multiple subframes/time slots. In this case, the amount of data fed back by the terminal can be reduced.
  • the information used to indicate that the downlink data transmission is correct or incorrect may also be a message for indicating that the downlink data transmission is correct or incorrect.
  • the base station or the terminal in the method embodiment of the present invention includes corresponding hardware structures and/or software modules for performing the respective functions in order to implement the above functions.
  • the present invention can be implemented in a combination of hardware or hardware and computer software in combination with the elements and algorithm steps of the various examples described in the embodiments disclosed herein. Whether a function is implemented in hardware or computer software to drive hardware depends on the specific application and design constraints of the solution. Professionals can use different methods for each specific application to implement the described Functionality, but such implementation should not be considered to be outside the scope of the present invention.
  • the embodiment of the present invention may divide a function module into a base station or a terminal according to the foregoing method embodiment.
  • each function module may be divided according to each function, or two or more functions may be integrated into one processing module.
  • the above integrated modules can be implemented in the form of hardware or in the form of software functional modules. It should be noted that the division of the module in the embodiment of the present invention is schematic, and is only a logical function division, and the actual implementation may have another division manner.
  • the embodiment of the present invention further provides a base station 160, as shown in FIG. 16, comprising:
  • a determining unit 1601 configured to determine, by the terminal, a resource for sending an uplink control signal
  • the sending unit 1602 is configured to send the indication information to the terminal, where the indication information is used to indicate the resource; or the indication information is used to indicate the target parameter, where the target parameter includes at least one parameter of the parameter used by the terminal to determine the resource.
  • the parameter used to determine the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to determine a resource in the resource group; or, first The parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes a first parameter
  • the determining unit 1601 is specifically configured to: determine the first parameter; determine the second parameter according to the downlink resource, where the downlink resource includes: a frequency domain resource and a downlink control signal of the downlink control signal corresponding to the terminal
  • the time domain resource, the code domain resource of the downlink control signal, the port number of the downlink control signal, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, and the downlink corresponding to the downlink control signal One or more of a code domain resource of the data and a port number of the downlink data corresponding to the downlink control signal; determining the end according to the first parameter and the second parameter The resource that sends the uplink control signal.
  • the determining unit 1601 is configured to: determine, according to a starting location or an ending location of the downlink resource, a second parameter.
  • the target parameter includes a second parameter
  • the determining unit 1601 is specifically configured to:
  • the first parameter is determined according to the downlink resource, where the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink domain control signal.
  • the determining unit 1601 is configured to: determine, according to a starting location or an ending location of the downlink resource, the first parameter.
  • the sending unit 1602 is specifically configured to: send an RRC message or downlink control signaling that includes the indication information to the terminal.
  • the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the various units in the base station 160 provided by the embodiment of the present invention are used to perform the method shown in FIG. 2 . Therefore, the beneficial effects of the base station 160 can be seen in the beneficial effects of the method described in FIG. 2 , and details are not described herein again.
  • the embodiment of the present invention further provides a terminal 170, as shown in FIG. 17, comprising:
  • the receiving unit 1701 is configured to receive indication information sent by the base station
  • a determining unit 1702 configured to determine, according to the indication information, that the terminal sends an uplink control signal The resource is determined; or, the target parameter is determined according to the indication information, and the target parameter includes at least one of the parameters for determining the resource.
  • the parameter used to determine the resource includes a first parameter and a second parameter; the first parameter is used to determine a resource group, the resource group includes a resource, and the second parameter is used to determine a resource in the resource group; or, first The parameter is used to determine the resource base index value of the resource, and the second parameter is used to determine the resource offset index value of the resource.
  • the target parameter includes a first parameter
  • the determining unit 1702 is further configured to:
  • the second parameter is determined according to the downlink resource, where the downlink resource includes: a frequency domain resource of the downlink control signal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink control signal.
  • the downlink resource includes: a frequency domain resource of the downlink control signal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink control signal.
  • the determining unit 1702 is configured to: determine, according to a starting location or an ending location of the downlink resource, the second parameter.
  • the target parameter includes a second parameter
  • the determining unit 1702 is further configured to:
  • the first parameter is determined according to the downlink resource, where the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink domain control signal.
  • the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, a port number of the downlink control signal, and a downlink control signal corresponding to the downlink domain control signal.
  • the determining unit 1702 is configured to: determine, according to a starting location or an ending location of the downlink resource, the first parameter.
  • the determining unit 1702 is further configured to: according to the target parameter and the second parameter Set resources.
  • the determining unit 1702 is further configured to: determine resources according to the target parameter and the first parameter.
  • the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the uplink control signal is used to indicate that the downlink data transmission is correct or incorrect.
  • the terminal further includes an executing unit 1703, where the executing unit 1703 is configured to: determine, according to the value of m, a codeword corresponding to the resource; The information indicating that the downlink data transmission is correct or erroneous is subjected to channel coding with a rate of 1/k to obtain a bit sequence of length k; and the bit sequence of length k is BPSK modulated to obtain a modulation symbol sequence of length k; A sequence of modulation symbols of length k is spread by using a codeword to obtain a sequence of k groups of length m; and k sequences of length m are respectively mapped to k resource element groups in the resource.
  • the information used to indicate that the downlink data transmission is correct or incorrect is information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect.
  • the various units in the terminal 170 provided by the embodiment of the present invention are used to perform the method shown in FIG. 2 . Therefore, the beneficial effects of the terminal 170 can be seen in the beneficial effects of the method described in FIG. 2 , and details are not described herein again.
  • the embodiment of the present invention further provides an apparatus 180 for transmitting an uplink control signal.
  • the apparatus 180 may be a base station or a terminal. As shown in FIG. 18 or FIG. 19, the apparatus 180 includes:
  • the determining unit 1801 is configured to determine, according to the downlink resource, a resource for the terminal to send the uplink control signal, where the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, and a downlink control signal
  • the downlink resource includes: a frequency domain resource of the downlink control signal corresponding to the terminal, a time domain resource of the downlink control signal, a code domain resource of the downlink control signal, and a downlink control signal
  • the port number, the frequency domain resource of the downlink data corresponding to the downlink control signal, the time domain resource of the downlink data corresponding to the downlink control signal, the code domain resource of the downlink data corresponding to the downlink control signal, and the port number of the downlink data corresponding to the downlink control signal One or more of
  • the transmitting unit 1802 is configured to transmit an uplink control signal on the resource.
  • the determining unit 1801 is configured to: determine, according to the downlink resource, the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal; the first parameter corresponding to the resource is used to determine a resource group, where the resource group includes the resource The second parameter corresponding to the resource is used to determine the resource in the resource group; or the first parameter corresponding to the resource is used to determine the resource base index value of the resource, and the second parameter corresponding to the resource is used to determine the resource offset index value of the resource.
  • the resource is determined according to the first parameter and the second parameter corresponding to the resource.
  • the determining unit 1801 is configured to: determine, according to the starting location or the ending location of the downlink resource, the first parameter and the second parameter corresponding to the resource that the terminal sends the uplink control signal.
  • the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer.
  • the device 180 is a terminal, and the transmitting unit 1802 is further configured to receive downlink control signals sent by the base station and downlink data corresponding to the downlink control signals.
  • the uplink control signal is used to indicate that the downlink data transmission is correct or incorrect
  • the device 180 is a terminal.
  • the device 180 further includes an executing unit 1803, where the executing unit 1803 is configured to: determine according to the value of m.
  • the codeword corresponding to the resource; the information indicating that the downlink data transmission is correct or erroneous is subjected to channel coding with a rate of 1/k to obtain a bit sequence of length k; and the bit sequence of length k is BPSK modulated to obtain a length of a sequence of modulation symbols of k; a sequence of modulation symbols of length k is spread by using codewords to obtain a sequence of k groups of length m; and k sequences of length m are respectively mapped to k resource element groups in the resource .
  • the information used to indicate that the downlink data transmission is correct or incorrect is information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect.
  • the various units in the device 180 provided by the embodiment of the present invention are used to perform the method shown in FIG. 7. Therefore, the beneficial effects of the device 180 can be seen in the beneficial effects of the method based on FIG. 7, and details are not described herein again.
  • the embodiment of the present invention further provides an apparatus 200 for transmitting uplink control signals, as shown in FIG. 20 or FIG. 21, including:
  • the determining unit 2001 is configured to determine, by the terminal, a resource for sending an uplink control signal, where the resource includes k resource element groups, the resource element group includes m resource elements, k is a positive integer, and m is a positive integer;
  • the transmission unit 2002 is configured to transmit an uplink control signal on the resource.
  • the k resource element groups are discontinuous in the frequency domain.
  • the values of k and m corresponding to the resource are determined by the content of the uplink control signal, and the content of the uplink control signal includes one or more of the following: information used to indicate that the downlink data transmission is correct or incorrect, and the downlink channel
  • the status information and the uplink scheduling request; or the value of k and m corresponding to the resource is determined by the service type of the downlink data corresponding to the uplink control signal, and the service type of the downlink data corresponding to the uplink control signal includes one or more of the following service types.
  • Species mobile broadband service type, low-latency service type, high-reliability service type, and Internet of Things service type; or, the values of k and m corresponding to resources are determined by the uplink channel quality.
  • the determining unit 2001 is further configured to determine, according to the value of the m corresponding to the resource, the codeword corresponding to the resource; the transmitting unit 2002 is specifically configured to: use the codeword corresponding to the resource to transmit the uplink control signal on the resource.
  • the determining unit 2001 is further configured to be used according to the resource and the uplink control signal. And one or more of the control signaling of the downlink data corresponding to the uplink and the uplink control signal, and the antenna port corresponding to the resource; the transmission unit 2002 is specifically configured to: use the resource corresponding The antenna port transmits an uplink control signal on the resource.
  • the determining unit 2001 is further configured to determine, according to the resource, the content of the uplink control signal, the service type of the downlink data corresponding to the uplink control signal, and one or more of the control signaling of the downlink data corresponding to the uplink control signal.
  • the antenna port corresponding to the resource; the transmission unit 2002 is specifically configured to: use the codeword corresponding to the resource and the antenna port to transmit an uplink control signal in the resource.
  • the ratio of the resource element for carrying data in the resource element group and the resource element for carrying the demodulation reference signal is 2:1; or the resource element included in the resource element group corresponds to the resource element group
  • the ratio of the number of resource elements carrying the demodulation reference signal is 2 to 1.
  • the device 200 is a base station, and the transmission unit 2002 is further configured to send an indication message to the terminal, where the indication message is used to indicate a value of k and/or m corresponding to the resource.
  • the device 200 is a terminal; the transmitting unit 2002 is further configured to receive the indication message sent by the base station, and the determining unit 2001 is further configured to determine, according to the indication message, a value of a parameter corresponding to the resource that sends the uplink control signal, where the parameter includes k and Or determining unit 2001 is specifically configured to: determine a resource according to a value of a parameter corresponding to the resource.
  • the uplink control signal is information used to indicate that the downlink data transmission is correct or incorrect
  • the device 200 is a terminal.
  • the device 200 further includes an execution unit 2003, where the execution unit 2003 is configured to:
  • the correct or erroneous information of the data transmission is subjected to channel coding with a rate of 1/k to obtain a bit sequence of length k;
  • the bit sequence of length k is BPSK-modulated to obtain a sequence of modulation symbols of length k;
  • the length is k
  • the modulation symbol sequence is spread by using a codeword to obtain a sequence of k groups of length m; and k sequences of length m are respectively mapped to k resource element groups.
  • the information used to indicate that the downlink data transmission is correct or incorrect is information obtained by performing multiple operations on the information indicating that the downlink data transmission is correct or incorrect.
  • the embodiment of the present invention further provides a device 220.
  • the device 220 includes: a processor 2201, a communication interface 2202, a memory 2203, and a bus 2204.
  • the processor 2201, the communication interface 2202, and the memory 2203 are connected by a bus 2204.
  • the bus can be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (EISA) bus.
  • the bus 2204 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG. 22, but it does not mean that there is only one bus or one type of bus.
  • the processor 2201 may be a central processing unit (CPU), a general-purpose processor, a digital signal processor (DSP), an application-specific integrated circuit (ASIC), and field programmable.
  • CPU central processing unit
  • DSP digital signal processor
  • ASIC application-specific integrated circuit
  • FPGA field programmable gate array
  • the processor may also be a combination of computing functions, for example, including one or more microprocessor combinations, a combination of a DSP and a microprocessor, and the like.
  • the memory 2203 may store computer execution instructions for the processor 2201 to perform corresponding actions, and the memory 2203 may specifically be a memory, a register, a hard disk, a mobile hard disk, a compact disc ROM (CD-ROM), or a well-known in the art. Any other form of storage medium.
  • the memory may be a random access memory (RAM), a flash memory, a read only memory (ROM), an erasable programmable read only memory (EPROM), and an electrically erasable programmable only Read memory (electrically EPROM, EEPROM) and so on.
  • Apparatus 220 can be a base station or terminal or device for uplink control signal transmission.
  • the device 220 may be used to perform step 201 and step 202 in the method shown in FIG. 2, in which case the device 220 is a base station, and the processor 2201 may perform an action performed by the determining unit 1601, the communication interface. 2202 can perform an action performed by the transmitting unit 1602.
  • the device 220 can be used to perform step 202 and step 203 in the method shown in FIG. 2, in which case the device 220 is a terminal, and the processor 2201 can perform an action performed by the determining unit 1702 and the executing unit 1703, and the communication is performed.
  • the interface 2202 can perform an action performed by the receiving unit 1701.
  • the device 220 can be used to perform the method shown in FIG. 7.
  • the processor 2201 when the device 220 is a base station, the processor 2201 can perform an action performed by the determining unit 1801, and the communication interface 2202 can execute the execution performed by the transmitting unit 1802. Action; when the device 220 is a terminal, the processor 2201 may perform an action performed by the determining unit 1801 and the executing unit 1803, and the communication interface 2202 may perform an action performed by the transmitting unit 1802.
  • the device 220 can be used to perform the method shown in FIG. 10.
  • the processor 2201 can perform an action performed by the determining unit 2001, and the communication interface 2202 can execute the transmission unit 2002 to execute.
  • the processor 2201 may perform an action performed by the determining unit 2001 and the executing unit 2003, and the communication interface 2202 may perform an action performed by the transmitting unit 2002.
  • the steps of the method or algorithm described in connection with the present disclosure may be hardware
  • the method may be implemented by a method in which a processor executes a software instruction.
  • the software instructions may be comprised of respective software modules, which may be stored in a storage medium, an exemplary storage medium being coupled to the processor, such that the processor can read information from the storage medium and Write information to the storage medium.
  • the storage medium can also be an integral part of the processor.
  • the processor and the storage medium can be located in a storage device.
  • the functions described herein can be implemented in hardware, software, firmware, or any combination thereof.
  • the functions may be stored in a computer readable medium or transmitted as one or more instructions or code on a computer readable medium.
  • Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another.
  • a storage medium may be any available media that can be accessed by a general purpose or special purpose computer.

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Abstract

本发明公开了一种资源指示和上行控制信号传输的方法、装置,以解决5G通信系统中采用LTE系统中确定发送上行控制信号的资源的方法会产生资源冲突的问题。该方法包括:基站确定终端发送上行控制信号的资源;基站向终端发送指示信息,指示信息用于指示资源;或者,指示信息用于指示目标参数,目标参数包括用于终端确定资源的参数中的至少一个参数。本发明适用于通信技术领域。

Description

资源指示和上行控制信号传输的方法、装置 技术领域
本发明涉及通信技术领域,尤其涉及资源指示和上行控制信号传输的方法、装置。
背景技术
在长期演进(Long Term Evolution,简称LTE)系统中,基站在一个下行子帧上向多个用户设备(User Equipment,简称UE)发送下行数据,这多个UE都是在另一个预先配置好的上行子帧上反馈自身收到的下行数据的肯定回复(Acknowledgement,简称ACK)/否定回复(Negative Acknowledgement,简称NACK)信息。UE根据基站调度该UE的下行数据的下行控制信令占用的第一个控制信道元素(Control Channel Element,简称CCE)的位置计算物理上行控制信道(Physical Uplink Control Channel,简称PUCCH)资源的索引值,并在预先配置好的上行子帧上的与该索引值对应的PUCCH资源上反馈下行数据的ACK/NACK信息。
由于5G(第五代移动通信技术)新空口(5G New Radio,简称5G NR)中对资源调度的灵活性的要求更高,基站在不同子帧/时隙上向不同终端发送的下行数据有可能需要这些不同终端在同一个子帧/时隙上反馈下行数据的ACK/NACK信息,若直接采用LTE系统中的方法确定指示发送下行数据的ACK/NACK信息的资源,若在两个子帧/时隙中调度两个终端的下行数据的下行控制信令占用的第一个CCE的位置相同,那么这两个终端就会确定相同的资源,也就是说,这两个终端需要在同一个子帧/时隙上的同一个资源上反馈下行数据的ACK/NACK信息,从而导致资源冲突。
基站当然也可以使得调度这两个终端的下行数据的下行控制信令占用的第一个CCE的位置不同,但是这样就必然意味着基站调度在同一个子帧上反馈下行数据的ACK/NACK信息的任意两个终端的下行数据的下行控制信令占用的第一个CCE的位置都得不同,从而导致基站无法灵活的对资源进行调度。
发明内容
本发明的实施例提供一种资源指示和上行控制信号传输的方法、装置,用以解决5G通信系统中采用LTE系统中确定发送上行控制信号的资源的方法会产生资源冲突的问题。
为达到上述目的,本发明的实施例采用如下技术方案:
第一方面,提供了一种资源指示方法,包括:基站确定终端发送上行控制信号的资源;基站向终端发送指示信息,指示信息用于指示资源;或者,指示信息用于指示目标参数,目标参数包括用于终端确定资源的参数中的至少一个参数。
第一方面提供的方法,基站可以通过向终端指示发送上行控制信号的资源使得终端确定发送上行控制信号的资源,或者,基站可以通过向终端指示确定该资源的至少一个参数使得终端根据该至少一个参数确定该资源,由于终端不再使用调度终端下行数据的下行控制信令所占用的第一个CCE的位置确定发送上行控制信号的资源,因此,若基站在不同子帧/时隙上向两个终端发送的下行数据要在一个子帧/时隙上反馈指示下行数据传输正确或错误的信息,即使在不同子帧/时隙上调度这两个终端的下行数据的下行控制信令所占用的第一个CCE的位置相同,基站也可以为这两个终端分配不同的发送上行控制信号的资源,通过向这两个终端指示发送上行控制信号的资源或指示确定该资源的至少一个参数使得这两个终端确定不同的资源,从而在保证基站对资源灵活调度的情况下,防止资源 冲突。
结合第一方面,在第一种可能的实现方式中,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
结合第一方面的第一种可能的实现方式,在第二种可能的实现方式中,目标参数包括第一参数,基站确定终端发送上行控制信号的资源,包括:基站确定第一参数;基站根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;基站根据第一参数和第二参数确定终端发送上行控制信号的资源。
结合第一方面的第二种可能的实现方式,在第三种可能的实现方式中,基站根据下行资源确定第二参数,包括:基站根据下行资源的起始位置或结束位置确定第二参数。
结合第一方面的第一种可能的实现方式,在第四种可能的实现方式中,目标参数包括第二参数,基站确定终端发送上行控制信号的资源,包括:基站根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;基站确定第二参数;基站 根据第一参数和第二参数确定终端发送上行控制信号的资源。
结合第一方面的第四种可能的实现方式,在第五种可能的实现方式中,基站根据下行资源确定第一参数,包括:基站根据下行资源的起始位置或结束位置确定第一参数。
结合第一方面、第一方面的第一种可能的实现方式至第五种可能的实现方式中的任一种,在第六种可能的实现方式中,基站向终端发送指示信息,包括:基站向终端发送包含指示信息的RRC消息或下行控制信令。
结合第一方面、第一方面的第一种可能的实现方式至第六种可能的实现方式中的任一种,在第七种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
第二方面,提供了一种资源指示方法,包括:终端接收基站发送的指示信息;终端根据指示信息确定终端发送上行控制信号的资源;或者,终端根据指示信息确定目标参数,目标参数包括用于确定资源的参数中的至少一个参数。
第二方面提供的方法,终端不再使用调度终端下行数据的下行控制信令所占用的第一个CCE的位置确定发送上行控制信号的资源,而是根据基站指示的资源确定发送上行控制信号的资源或者根据终端指示的至少一个参数确定发送上行控制信号的资源,因此,若基站在不同子帧/时隙上向两个终端发送的下行数据要在一个子帧/时隙上反馈指示下行数据传输正确或错误的信息,即使在不同子帧/时隙上调度这两个终端的下行数据的下行控制信令所占用的第一个CCE的位置相同,基站也可以为这两个终端分配不同的发送上行控制信号的资源,通过向这两个终端指示发送上行控制信号的资源或指示确定该资源的至少一个参数使得这两个终端确定不同的资 源,从而在保证基站对资源灵活调度的情况下,防止资源冲突。
结合第二方面,在第一种可能的实现方式中,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
结合第二方面的第一种可能的实现方式,在第二种可能的实现方式中,目标参数包括第一参数,该方法还包括:终端根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
结合第二方面的第二种可能的实现方式,在第三种可能的实现方式中,终端根据下行资源确定第二参数,包括:终端根据下行资源的起始位置或结束位置确定第二参数。
结合第二方面的第一种可能的实现方式,在第四种可能的实现方式中,目标参数包括第二参数,该方法还包括:终端根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
结合第二方面的第四种可能的实现方式,在第五种可能的实现 方式中,终端根据下行资源确定第一参数,该方法还包括:终端根据下行资源的起始位置或结束位置确定第一参数。
结合第二方面的第二种可能的实现方式或第三种可能的实现方式,在第六种可能的实现方式中,该方法还包括:终端根据目标参数和第二参数确定资源。
结合第二方面的第四种可能的实现方式或第五种可能的实现方式,在第七种可能的实现方式中,该方法还包括:终端根据目标参数和第一参数确定资源。
结合第二方面、第二方面的第一种可能的实现方式至第七种可能的实现方式中的任一种,在第八种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
结合第二方面的第八种可能的实现方式,在第九种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该方法还包括:终端根据m的值确定资源对应的码字;终端将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;终端将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;终端将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;终端将k组长度为m的序列分别映射到资源中的k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第二方面的第九种可能的实现方式,在第十种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第三方面,提供了一种上行控制信号传输的方法,包括:根据下行资源确定终端发送上行控制信号的资源,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;在资源上传输上行控制信号。
第三方面提供的方法,基站和终端可以根据终端对应的下行控制信号的频域资源、该下行控制信号的时域资源、该下行控制信号的码域资源、该下行控制信号的端口号、该下行控制信号对应的下行数据的频域资源、该下行控制信号对应的下行数据的时域资源、该下行控制信号对应的下行数据的码域资源、该下行控制信号对应的下行数据的端口号中的一种或多种下行资源确定终端发送上行控制信号的资源,对需要在同一个子帧/时隙上反馈用于指示下行数据传输正确或错误的信息的不同终端,可以使得不同终端采用不同的下行资源确定发送用于指示下行数据传输正确或错误的信息的资源,从而避免资源冲突。
结合第三方面,在第一种可能的实现方式中,根据下行资源确定终端发送上行控制信号的资源,包括:根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数;资源对应的第一参数用于确定一个资源组,资源组包括资源,资源对应的第二参数用于在资源组中确定资源;或者,资源对应的第一参数用于确定资源的资源基础索引值,资源对应的第二参数用于确定资源的资源偏移索引值;根据资源对应的第一参数和第二参数确定资源。
结合第三方面的第一种可能的实现方式,在第二种可能的实现方式中,根据下行资源确定终端发送上行控制信号的资源对应的第 一参数和第二参数,包括:根据下行资源的起始位置或结束位置确定终端发送上行控制信号的资源对应的第一参数和第二参数。
结合第三方面、第三方面的第一种可能的实现方式或第二种可能的实现方式,在第三种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
结合第三方面、第三方面的第一种可能的实现方式至第三种可能的实现方式中的任一种,在第四种可能的实现方式中,在根据下行资源确定终端发送上行控制信号的资源之前,该方法还包括:接收基站发送的下行控制信号和下行控制信号对应的下行数据。
结合第三方面的第三种可能的实现方式,在第五种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该方法还包括:根据m的值确定资源对应的码字;将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到资源中的k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第三方面的第五种可能的实现方式,在第六种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第四方面,提供了一种上行控制信号传输的方法,包括:确定终端发送上行控制信号的资源,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数;在资源上传输 上行控制信号。
第四方面提供的方法,基站确定的不同的终端发送上行控制信号的资源中包含的资源元素组的个数以及资源元素组中包含的资源的个数可以相同也可以不同,与现有技术相比,使得资源调度更加的灵活,并且,在上行控制区域包含的总资源不变的情况下,基站可以为更多的终端分配发送上行控制信号的资源,更加的容易满足5G通信系统的需求。
结合第四方面,在第一种可能的实现方式中,k个资源元素组在频率域上不连续。
结合第四方面或第四方面的第一种可能的实现方式,在第二种可能的实现方式中,资源对应的k和m的值通过上行控制信号的内容确定,上行控制信号的内容包括以下内容中的一种或多种:用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求。
通过上行控制信号的内容确定k和m的值,可以动态地适应上行控制信号中的不同内容,相比固定的k和m值,可以避免上行控制信号的内容的比特数较少时的资源浪费,同时保证上行控制信号的内容的比特数较多时的上行控制信号的传输可靠性。
结合第四方面或第四方面的第一种可能的实现方式,在第三种可能的实现方式中,资源对应的k和m的值通过上行控制信号对应的下行数据的业务类型确定,上行控制信号对应的下行数据的业务类型包括以下业务类型中的一种或多种:移动宽带业务类型、低时延业务类型、高可靠业务类型和物联网业务类型。
通过上行控制信号对应的下行数据的业务类型确定k和m的值,可以更好地适应不同的业务类型的业务需求。
结合第四方面或第四方面的第一种可能的实现方式,在第四种可能的实现方式中,资源对应的k和m的值通过上行信道质量确定。
通过上行信道质量确定k和m的值,可以在保证传输可靠性的同时尽量的避免资源的浪费。
结合第四方面、第四方面的第一种可能的实现方式至第四种可能的实现方式中的任一种,在第五种可能的实现方式中,在在资源上传输上行控制信号之前,该方法还包括:根据资源对应的m的值确定资源对应的码字;在资源上传输上行控制信号,包括:使用资源对应的码字在资源上传输上行控制信号。
通过正交码来传输上行控制信号,可以在相同的时域、频域以及天线端口上传输多个上行控制信号而不造成相互之间的干扰,有助于增加系统的容量,传输更多上行控制信号。
结合第四方面、第四方面的第一种可能的实现方式至第四种可能的实现方式中的任一种,在第六种可能的实现方式中,在在资源上传输上行控制信号之前,该方法还包括:根据资源、上行控制信号的内容、上行控制信号对应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;在资源上传输上行控制信号,包括:使用资源对应的天线端口在资源上传输上行控制信号。
使用终端发送上行控制信号的资源对应的天线端口在终端发送上行控制信号的资源上传输该上行控制信号,可以进一步地扩大系统的容量,传输更多上行控制信号。
结合第四方面的第五种可能的实现方式,在第七种可能的实现方式中,在使用资源对应的码字在资源上传输上行控制信号之前,该方法还包括:根据资源、上行控制信号的内容、上行控制信号对 应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;使用资源对应的码字在资源上传输上行控制信号,包括:使用资源对应的码字和天线端口在资源传输上行控制信号。
使用终端发送上行控制信号的资源对应的码字和天线端口在终端发送上行控制信号的资源上传输上行控制信号,可以有效地扩大系统的容量,传输更多上行控制信号。
结合第四方面、第四方面的第一种可能的实现方式至第七种可能的实现方式中的任一种,在第八种可能的实现方式中,资源元素组中用于承载数据的资源元素和用于承载解调参考信号的资源元素的个数比例为2比1;或者,资源元素组中包括的资源元素与资源元素组对应的承载解调参考信号的资源元素的个数比例为2比1。
结合第四方面、第四方面的第一种可能的实现方式至第八种可能的实现方式中的任一种,在第九种可能的实现方式中,该方法还包括:向终端发送指示消息,指示消息用于指示资源对应的k和/或m的值。
结合第四方面、第四方面的第一种可能的实现方式至第八种可能的实现方式中的任一种,在第十种可能的实现方式中,在确定终端发送上行控制信号的资源之前,该方法还包括:接收基站发送的指示消息;根据指示消息确定发送上行控制信号的资源对应的参数的值,参数包括k和/或m;确定终端发送上行控制信号的资源,包括:根据资源对应的参数的值确定资源。
结合第四方面的第五种可能的实现方式或第七种可能的实现方式,在第十一种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该方法还包括:将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k 的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第四方面的第十一种可能的实现方式,在第十二种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第五方面,提供了一种基站,包括:确定单元,用于确定终端发送上行控制信号的资源;发送单元,用于向终端发送指示信息,指示信息用于指示资源;或者,指示信息用于指示目标参数,目标参数包括用于终端确定资源的参数中的至少一个参数。
第五方面提供的基站中的各个单元用于执行第一方面提供的方法,因此,该基站的有益效果可以参见第一方面提供的方法的有益效果,在此不再赘述。
结合第五方面,在第一种可能的实现方式中,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
结合第五方面的第一种可能的实现方式,在第二种可能的实现方式中,目标参数包括第一参数,确定单元,具体用于:确定第一参数;根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号 的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;根据第一参数和第二参数确定终端发送上行控制信号的资源。
结合第五方面的第二种可能的实现方式,在第三种可能的实现方式中,确定单元,具体用于:根据下行资源的起始位置或结束位置确定第二参数。
结合第五方面的第一种可能的实现方式,在第四种可能的实现方式中,目标参数包括第二参数,确定单元,具体用于:根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;确定第二参数;根据第一参数和第二参数确定终端发送上行控制信号的资源。
结合第五方面的第四种可能的实现方式,在第五种可能的实现方式中,确定单元,具体用于:根据下行资源的起始位置或结束位置确定第一参数。
结合第五方面、第五方面的第一种可能的实现方式至第五种可能的实现方式中的任一种,在第六种可能的实现方式中,发送单元,具体用于:向终端发送包含指示信息的RRC消息或下行控制信令。
结合第五方面、第五方面的第一种可能的实现方式至第六种可能的实现方式中的任一种,在第七种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是 正整数。
第六方面,提供了一种终端,包括:接收单元,用于接收基站发送的指示信息;确定单元,用于根据指示信息确定终端发送上行控制信号的资源;或者,根据指示信息确定目标参数,目标参数包括用于确定资源的参数中的至少一个参数。
第六方面提供的终端中的各个单元用于执行第二方面提供的方法,因此,该终端的有益效果可以参见第二方面提供的方法的有益效果,在此不再赘述。
结合第六方面,在第一种可能的实现方式中,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
结合第六方面的第一种可能的实现方式,在第二种可能的实现方式中,目标参数包括第一参数,确定单元,还用于:根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
结合第六方面的第二种可能的实现方式,在第三种可能的实现方式中,确定单元,具体用于:根据下行资源的起始位置或结束位置确定第二参数。
结合第六方面的第一种可能的实现方式,在第四种可能的实现 方式中,目标参数包括第二参数,确定单元,还用于:根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
结合第六方面的第四种可能的实现方式,在第五种可能的实现方式中,确定单元,具体用于:根据下行资源的起始位置或结束位置确定第一参数。
结合第六方面的第二种可能的实现方式或第三种可能的实现方式,在第六种可能的实现方式中,确定单元,还用于:根据目标参数和第二参数确定资源。
结合第六方面的第四种可能的实现方式或第五种可能的实现方式,在第七种可能的实现方式中,确定单元,还用于:根据目标参数和第一参数确定资源。
结合第六方面、第六方面的第一种可能的实现方式至第七种可能的实现方式中的任一种,在第八种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
结合第六方面的第八种可能的实现方式,在第九种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该终端还包括执行单元,执行单元用于:根据m的值确定资源对应的码字;将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制 符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到资源中的k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第六方面的第九种可能的实现方式,在第十种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第七方面,提供了一种上行控制信号传输的装置,包括:确定单元,用于根据下行资源确定终端发送上行控制信号的资源,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;传输单元,用于在资源上传输上行控制信号。
第七方面提供的装置中的各个单元用于执行第三方面提供的方法,因此,该装置的有益效果可以参见第三方面提供的方法的有益效果,在此不再赘述。
结合第七方面,在第一种可能的实现方式中,确定单元,具体用于:根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数;资源对应的第一参数用于确定一个资源组,资源组包括资源,资源对应的第二参数用于在资源组中确定资源;或者,资源对应的第一参数用于确定资源的资源基础索引值,资源对应的第二参数用于确定资源的资源偏移索引值;根据资源对应的第一参数和第二参数确定资源。
结合第七方面的第一种可能的实现方式,在第二种可能的实现方式中,确定单元,具体用于:根据下行资源的起始位置或结束位置确定终端发送上行控制信号的资源对应的第一参数和第二参数。
结合第七方面、第七方面的第一种可能的实现方式或第二种可能的实现方式,在第三种可能的实现方式中,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
结合第七方面、第七方面的第一种可能的实现方式至第三种可能的实现方式中的任一种,在第四种可能的实现方式中,该装置为终端;传输单元,还用于接收基站发送的下行控制信号和下行控制信号对应的下行数据。
结合第七方面的第三种可能的实现方式,在第五种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该装置为终端,该装置还包括执行单元,执行单元用于:根据m的值确定资源对应的码字;将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到资源中的k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第七方面的第五种可能的实现方式,在第六种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第八方面,提供了一种上行控制信号传输的装置,包括:确定 单元,用于确定终端发送上行控制信号的资源,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数;传输单元,用于在资源上传输上行控制信号。
第八方面提供的装置中的各个单元用于执行第四方面提供的方法,因此,该装置的有益效果可以参见第四方面提供的方法的有益效果,在此不再赘述。
结合第八方面,在第一种可能的实现方式中,k个资源元素组在频率域上不连续。
结合第八方面或第八方面的第一种可能的实现方式,在第二种可能的实现方式中,资源对应的k和m的值通过上行控制信号的内容确定,上行控制信号的内容包括以下内容中的一种或多种:用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求。
通过上行控制信号的内容确定k和m的值,可以动态地适应上行控制信号中的不同内容,相比固定的k和m值,可以避免上行控制信号的内容的比特数较少时的资源浪费,同时保证上行控制信号的内容的比特数较多时的上行控制信号的传输可靠性。
结合第八方面或第八方面的第一种可能的实现方式,在第三种可能的实现方式中,资源对应的k和m的值通过上行控制信号对应的下行数据的业务类型确定,上行控制信号对应的下行数据的业务类型包括以下业务类型中的一种或多种:移动宽带业务类型、低时延业务类型、高可靠业务类型和物联网业务类型。
通过上行控制信号对应的下行数据的业务类型确定k和m的值,可以更好地适应不同的业务类型的业务需求。
结合第八方面或第八方面的第一种可能的实现方式,在第四种 可能的实现方式中,资源对应的k和m的值通过上行信道质量确定。
通过上行信道质量确定k和m的值,可以在保证传输可靠性的同时尽量的避免资源的浪费。
结合第八方面、第八方面的第一种可能的实现方式至第四种可能的实现方式中的任一种,在第五种可能的实现方式中,确定单元,还用于根据资源对应的m的值确定资源对应的码字;传输单元,具体用于:使用资源对应的码字在资源上传输上行控制信号。
通过正交码来传输上行控制信号,可以在相同的时域、频域以及天线端口上传输多个上行控制信号而不造成相互之间的干扰,有助于增加系统的容量,传输更多上行控制信号。
结合第八方面、第八方面的第一种可能的实现方式至第四种可能的实现方式中的任一种,在第六种可能的实现方式中,确定单元,还用于根据资源、上行控制信号的内容、上行控制信号对应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;传输单元,具体用于:使用资源对应的天线端口在资源上传输上行控制信号。
使用终端发送上行控制信号的资源对应的天线端口在终端发送上行控制信号的资源上传输该上行控制信号,可以进一步地扩大系统的容量,传输更多上行控制信号。
结合第八方面的第五种可能的实现方式,在第七种可能的实现方式中,确定单元,还用于根据资源、上行控制信号的内容、上行控制信号对应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;传输单元,具体用于:使用资源对应的码字和天线端口在资源传输上行控制信号。
使用终端发送上行控制信号的资源对应的码字和天线端口在终端发送上行控制信号的资源上传输上行控制信号,可以有效地扩大系统的容量,传输更多上行控制信号。
结合第八方面、第八方面的第一种可能的实现方式至第七种可能的实现方式中的任一种,在第八种可能的实现方式中,资源元素组中用于承载数据的资源元素和用于承载解调参考信号的资源元素的个数比例为2比1;或者,资源元素组中包括的资源元素与资源元素组对应的承载解调参考信号的资源元素的个数比例为2比1。
结合第八方面、第八方面的第一种可能的实现方式至第八种可能的实现方式中的任一种,在第九种可能的实现方式中,该装置为基站;传输单元,还用于向终端发送指示消息,指示消息用于指示资源对应的k和/或m的值。
结合第八方面、第八方面的第一种可能的实现方式至第八种可能的实现方式中的任一种,在第十种可能的实现方式中,该装置为终端;传输单元,还用于接收基站发送的指示消息;确定单元,还用于根据指示消息确定发送上行控制信号的资源对应的参数的值,参数包括k和/或m;确定单元,具体用于:根据资源对应的参数的值确定资源。
结合第八方面的第五种可能的实现方式或第七种可能的实现方式,在第十一种可能的实现方式中,上行控制信号为用于指示下行数据传输正确或错误的信息,该装置为终端,装置还包括执行单元,执行单元用于:将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到k个资源元素组上。
其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
结合第八方面的第十一种可能的实现方式,在第十二种可能的实现方式中,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
第九方面,提供了一种基站,包括:处理器、存储器、总线和通信接口;存储器用于存储计算机执行指令,处理器与存储器通过总线连接,处理器根据存储器存储的计算机执行指令执行第一方面提供的任意一种资源指示方法。
第九方面提供的基站中的各个器件用于执行第一方面提供的方法,因此,该基站的有益效果可以参见第一方面提供的方法的有益效果,在此不再赘述。
第十方面,提供了一种终端,包括:处理器、存储器、总线和通信接口;存储器用于存储计算机执行指令,处理器与存储器通过总线连接,处理器根据存储器存储的计算机执行指令执行第二方面提供的任意一种资源指示方法。
第十方面提供的终端中的各个器件用于执行第二方面提供的方法,因此,该终端的有益效果可以参见第二方面提供的方法的有益效果,在此不再赘述。
第十一方面,提供了一种上行控制信号传输的装置,包括:处理器、存储器、总线和通信接口;存储器用于存储计算机执行指令,处理器与存储器通过总线连接,处理器根据存储器存储的计算机执行指令执行第三方面提供的任意一种上行控制信号传输的方法。
第十一方面提供的装置中的各个器件用于执行第三方面提供的方法,因此,该装置的有益效果可以参见第三方面提供的方法的有 益效果,在此不再赘述。
第十二方面,提供了一种上行控制信号传输的装置,包括:处理器、存储器、总线和通信接口;存储器用于存储计算机执行指令,处理器与存储器通过总线连接,处理器根据存储器存储的计算机执行指令执行第四方面提供的任意一种上行控制信号传输的方法。
第十二方面提供的装置中的各个器件用于执行第四方面提供的方法,因此,该装置的有益效果可以参见第四方面提供的方法的有益效果,在此不再赘述。
附图说明
图1为5G NR中的新的子帧/时隙结构的组成示意图;
图2为本发明实施例提供的一种资源指示方法的流程图;
图3为本发明实施例提供的一种多个子帧/时隙的示意图;
图4为本发明实施例提供的一种对子帧/时隙上的下行数据区域对应的频域资源进行分组的示意图;
图5为本发明实施例提供的一种对子帧/时隙上的下行数据区域对应的时频资源进行分组的示意图;
图6为本发明实施例提供的一种对对应2个天线端口的一个子帧/时隙上的下行数据区域对应的频域资源进行分组的示意图;
图7为本发明实施例提供的一种上行控制信号传输的方法的流程图;
图8为LTE系统中的子帧的组成示意图;
图9为LTE系统中的子帧上的PUCCH资源的时频位置分布示意图;
图10为本发明实施例提供的一种上行控制信号传输的方法的流 程图;
图11-图14分别为本发明实施例提供的一种资源元素组的组成示意图;
图15为本发明实施例提供的一种资源元素组在频率域上的分布示意图;
图16为本发明实施例提供的一种基站的组成示意图;
图17为本发明实施例提供的一种终端的组成示意图;
图18-图21分别为本发明实施例提供的一种上行控制信号传输的装置的组成示意图;
图22为本发明实施例提供的一种装置的组成示意图。
具体实施方式
本文中术语“和/或”,仅仅是一种描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。本文中字符“/”,一般表示前后关联对象是一种“或”的关系。在本发明实施例的描述中,“子帧/时隙”是指子帧或时隙,在下文中,若在前一处描述中的“子帧/时隙”是指子帧,那么在后一处描述中的“子帧/时隙”也是指子帧;若在前一处描述中的“子帧/时隙”是指时隙,那么在后一处描述中的“子帧/时隙”也是指时隙。本文中的“多个”是指两个或者两个以上。
随着新一代5G技术进入讨论阶段,目前在第三代合作伙伴计划(3rd Generation Partnership Project,简称3GPP)组织中存在两个研究方向,分别为考虑后向兼容的研究方向和不考虑后向兼容的研究方向,其中,不考虑后向兼容的研究方向,被称为5G NR。
在5G NR的讨论过程中,提出了新的子帧/时隙结构,参见图1,新的子帧/时隙结构包括下行为主的自包含子帧/时隙和上行为主的自包含子帧/时隙,下行为主的自包含子帧/时隙为主要用于传输下行数据的子帧/时隙,上行为主的自包含子帧/时隙为主要用于传输上行数据的子帧/时隙。
其中,下行为主的自包含子帧/时隙和上行为主的自包含子帧/时隙均包括下行控制区域(Downlink control region)、上行控制区域(Uplink control region)和保护间隔(Guard Period,简称GP)。上行控制区域可以用于终端向基站发送上行控制信号。下行为主的自包含子帧/时隙还包括下行数据区域(Downlink data region),用于基站传输下行数据,上行为主的自包含子帧/时隙还包括上行数据区域(Uplink data region),用于终端传输上行数据。在有些情况下,上行控制区域也可以被上行数据区域占用。
本发明实施例提供了一种资源指示方法,如图2所示,该方法包括:
201、基站确定终端发送上行控制信号的资源。
本发明实施例提供的方法可以用于LTE系统和未来的5G通信系统,尤其可以应用于未来的5G通信系统中。
可选的,终端发送上行控制信号的资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
其中,资源元素组中包括的资源元素可以为5G NR中提出的子帧/时隙上的上行控制区域中的资源元素。基站为不同的终端确定的终端发送上行控制信号的资源中包括的资源元素组的个数以及每个资源元素组中包括的资源元素的个数可以相同,也可以不同
202、基站向终端发送指示信息。
203、终端接收基站发送的指示信息,并根据指示信息确定终端发送上行控制信号的资源;或者,终端根据指示信息确定目标参数,目标参数包括用于确定终端发送上行控制信号的资源的参数中的至少一个参数。
可选的,步骤202在具体实现时可以包括:基站向终端发送包含指示信息的无线资源控制(Radio Resource Control,简称RRC)消息或下行控制信令。该情况下,步骤203在具体实现时,终端也是通过接收RRC消息或下行控制信令接收到指示信息。
具体的,指示信息中可以包括终端发送上行控制信号的资源的索引值,该情况下,终端直接根据该索引值确定发送上行控制信号的资源。示例性的,若一个子帧/时隙上的用于发送上行控制信号的资源共有32个,则该32个资源各对应一个索引值,分别为0、1、2、…、30、31。指示信息中可以包括用于指示资源的索引值的5个比特位,例如,当5个比特位的值为11111时,指示信息指示的资源为索引值为31的资源,当5个比特位的值为00000时,指示信息指示的资源为索引值为0的资源。
指示信息中还可以包括目标参数,该情况下,终端可以根据目标参数确定发送上行控制信号的资源。
在终端确定发送上行控制信号的资源之后,终端在该资源上向基站发送上行控制信号,相应的,基站也在该资源上接收终端发送的上行控制信号。
本发明实施例提供的方法,基站可以通过向终端指示发送上行控制信号的资源使得终端确定发送上行控制信号的资源,或者,基站可以通过向终端指示确定该资源的至少一个参数使得终端根据该至少一个参数确定该资源,由于终端不再使用调度终端下行数据的下行控制信令所占用的第一个CCE的位置确定发送上行控制信号的 资源,因此,若基站在不同子帧/时隙上向两个终端发送的下行数据要在一个子帧/时隙上反馈指示下行数据传输正确或错误的信息,即使在不同子帧/时隙上调度这两个终端的下行数据的下行控制信令所占用的第一个CCE的位置相同,基站也可以为这两个终端分配不同的发送上行控制信号的资源,通过向这两个终端指示发送上行控制信号的资源或指示确定该资源的至少一个参数使得这两个终端确定不同的资源,从而在保证基站对资源灵活调度的情况下,防止资源冲突。
可选的,用于确定终端发送上行控制信号的资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,该资源组包括终端发送上行控制信号的资源,第二参数用于在资源组中确定终端发送上行控制信号的资源;或者,第一参数用于确定终端发送上行控制信号的资源的资源基础索引值,第二参数用于确定终端发送上行控制信号的资源的资源偏移索引值。
具体的,当终端发送上行控制信号的资源对应的第一参数用于确定一个资源组,终端发送上行控制信号的资源对应的第二参数用于在资源组中确定终端发送上行控制信号的资源时,可以预先对一个子帧/时隙上的用于发送上行控制信号的资源进行分组,并对组内的资源进行编号,每个组对应一个组号,每个组内资源对应一个编号。例如,若一个子帧/时隙中共配置有64个发送上行控制信号的资源,可以将该64个发送上行控制信号的资源分为4组,每个组内有16个资源,16个资源的编号分别为0、1、2、…、15。则第一参数可以用于指示组号,第二参数可以用于指示组内编号。例如,若第一参数指示的信息为1,第二参数指示的信息为15,则表示终端发送上行控制信号的资源为第1组资源内的编号为15的资源。
示例性的,如图3所示,图3中的一个矩形框表示一个子帧/时 隙,若在子帧0/时隙0、子帧1/时隙1、子帧2/时隙2和子帧3/时隙3上接收到下行数据的终端均需要在子帧3/时隙3上反馈用于指示下行数据传输正确或错误的信息时,一种情况下,可以将子帧3/时隙3上的用于发送上行控制信号的资源分为4组,每组包括多个资源,一组资源用于在同一个子帧/时隙上接收下行数据的全部或部分终端反馈用于指示下行数据传输正确或错误的信息。基站可以在每个子帧/时隙上发送组号(例如,通过下行控制信令发送组号,或者通过RRC消息发送组号,或者通过系统消息发送组号,系统消息可以为主信息块(Master Information Block,简称MIB)或系统信息块(System Information Block,简称SIB)),用于终端确定终端使用的是哪组资源,基站可以向某个终端发送携带组内编号的下行控制信令或RRC消息,用于该终端确定使用的是组内的哪个资源。
需要说明的是,基站在对一个子帧/时隙上的用于发送上行控制信号的资源进行分组时,分组后得到的每个组内的资源的个数可以相同,也可以不同,本发明实施例对此不做具体限定。例如,在对一个子帧/时隙上的用于发送上行控制信号的资源进行分组时可以按照资源个数比例为1:3:3:1的比例对资源进行分组,其中,第0组资源对应子帧0/时隙0,第1组资源对应子帧1/时隙1,第2组资源对应子帧2/时隙2,第3组资源对应子帧3/时隙3。之所以使用1:3:3:1的比例,是考虑到终端在接收到下行数据后过很长时间或很短时间反馈用于指示下行数据传输正确或错误的信息的情况比较少,所以为这些子帧/时隙分配的资源个数较少,当然,这仅仅是针对这些资源为子帧3/时隙3中的用于发送上行控制信号的资源而言的。
另外,第一参数还可以不是组号,而是基站向终端发送的用于对资源进行分组的必要参数,基站和终端采用相同的策略根据对资 源进行分组的必要参数对资源进行分组,终端确定资源分组之后自行确定自身发送上行控制信号的资源属于的一组资源。例如,必要参数可以包括分组的组数,分组的规则(例如,按照什么比例对资源进行分组)、被分配的资源属于的子帧/时隙与终端接收下行数据的子帧/时隙之间的时间间隔,则终端可以根据分组的组数,分组的规则对终端发送上行控制信号的子帧/时隙上的资源进行分组,得到分组结果,再根据被分配的资源属于的子帧/时隙与终端接收下行数据的子帧/时隙之间的时间间隔确定自身发送上行控制信号的资源属于的一组资源的组号。
当终端发送上行控制信号的资源对应的第一参数用于确定该资源的资源基础索引值,第二参数用于确定该资源的资源偏移索引值时,可以预先设置子帧/时隙中的用于发送上行控制信号的资源的索引值。例如,若一个子帧/时隙中共配置有64个发送上行控制信号的资源,则64个资源的索引值可以分别为1、2、…、63、64。则第一参数指示的信息可以为资源基础索引值,第二参数指示的信息可以为资源偏移索引值,资源基础索引值和资源偏移索引值之和为资源的索引值。例如,若第一参数指示的信息为32,第二参数指示的信息为4,则表示终端发送上行控制信号的资源为索引值为36的资源。
基于图3所述的示例,在同一个子帧/时隙上接收下行数据的终端可以使用相同的资源基础索引值,该情况下,基站可以在每个子帧/时隙上发送资源基础索引值(例如,通过下行控制信令发送资源基础索引值,或者通过RRC消息发送资源基础索引值,或者通过系统消息发送资源基础索引值,系统消息可以为MIB、SIB),用于终端确定终端使用的资源基础索引值,基站可以向某个终端发送携带资源偏移索引值的下行控制信令或RRC消息,终端可以将资源基础 索引值和资源偏移索引值之和确定为终端发送上行控制信号的资源的索引值。
可选的,目标参数包括第一参数,步骤201在具体实现时可以包括:基站确定第一参数;基站根据下行资源确定第二参数;基站根据第一参数和第二参数确定终端发送上行控制信号的资源。
具体的,下行资源包括:终端对应的下行控制信号的频域资源、该下行控制信号的时域资源、该下行控制信号的码域资源、该下行控制信号的端口号、该下行控制信号对应的下行数据的频域资源、该下行控制信号对应的下行数据的时域资源、该下行控制信号对应的下行数据的码域资源、该下行控制信号对应的下行数据的端口号中的一种或多种。
具体的,基站可以在为各个终端调度资源的过程中确定第一参数,例如,在对一个子帧/时隙上的用于发送上行控制信号的资源进行分组的过程中确定各个终端对应的第一参数。
该情况下,基站向终端指示第一参数,第二参数由终端自行进行确定。具体的,终端确定第二参数的方法与基站确定第二参数的方法相同,即终端根据下行资源确定第二参数。
具体的,当下行资源中包括的下行资源的种类越多时,可以指示越多的信息。
可选的,基站和终端根据下行资源确定第二参数具体可以包括:根据下行资源的起始位置或结束位置确定第二参数。
示例性的,当下行资源包括下行控制信号对应的下行数据的频域资源时,参见图4,可以将一个子帧/时隙上的下行数据区域对应的频域资源分为n(n为大于1的整数)个频域资源组,每个频域资源组对应一个组内资源编号(或资源偏移索引值),终端可以根据接 收下行数据的过程中确定的基站发送该下行数据的频域资源的起始位置所处的频域资源组确定组内资源编号(或资源偏移索引值)。
示例性的,当一组资源包括16个资源时,n=16,一个频域资源组对应一组资源中的一个资源的编号。
示例性的,当下行资源包括下行控制信号对应的下行数据的频域资源和时域资源时,参见图5,可以将一个子帧/时隙上的下行数据区域对应的时频资源分为n个时频资源组,每个时频资源组对应一个组内资源编号(或资源偏移索引值),终端可以根据接收下行数据的过程中确定的基站发送该下行数据的时频资源的起始位置所处的时频资源组确定组内资源编号(或资源偏移索引值)。
示例性的,当下行资源包括下行控制信号对应的下行数据的频域资源和该下行数据的天线端口号时,参见图6,可以将一个子帧/时隙上的下行数据区域对应的频域资源分为n/2个频域资源组,若有两个天线端口1和2,结合天线端口号可以得到n个空频资源组,一个空频资源组对应一个天线端口号和一个频域资源组,每个空频资源组对应一个组内资源编号(或资源偏移索引值),终端可以根据接收下行数据的过程中确定的基站发送该下行数据的天线端口号和频域资源的起始位置确定组内资源编号(或资源偏移索引值)。
采用其他下行资源确定第二参数的方法与上述示例中的方法类似,在此不再一一举例说明。
在终端接收到目标参数并确定第二参数之后,终端可以根据目标参数和第二参数确定终端发送上行控制信号的资源。
可选的,目标参数包括第二参数,步骤201在具体实现时可以包括:基站根据下行资源确定第一参数;基站确定第二参数;基站根据第一参数和第二参数确定终端发送上行控制信号的资源。
具体的,基站可以在为各个终端调度资源的过程中确定第二参数,例如,在对一个子帧/时隙上的用于发送上行控制信号的资源进行分组的过程中确定各个终端对应的第二参数。
该情况下,基站向终端指示第二参数,第一参数由终端自行进行确定。具体的,终端确定第一参数的方法与基站确定第一参数的方法相同,即终端根据下行资源确定第一参数。
可选的,基站和终端根据下行资源确定第一参数的方法可以包括:根据下行资源的起始位置或结束位置确定第一参数。
基站和终端根据下行资源确定第一参数的方法与确定第二参数的方法类似,在此不再赘述。
在终端接收到目标参数并确定第一参数之后,终端可以根据目标参数和第一参数确定终端发送上行控制信号的资源。
当目标参数中仅包括第一参数和第二参数中的一个参数时,基站只需要向终端指示第一参数和第二参数中的一个参数,因此,相比向终端指示第一参数和第二参数而言,能够降低信令开销。
可选的,若上行控制信号为用于指示下行数据传输正确或错误的信息,上述方法还包括:
终端根据m的值确定终端发送上行控制信号的资源对应的码字;
终端将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
终端将长度为k的比特序列进行双相移相键控(Binary Phase Shift Keying,简称BPSK)调制,得到长度为k的调制符号序列;
终端将长度为k的调制符号序列采用码字进行扩频,得到k组 长度为m的序列;
终端将k组长度为m的序列分别映射到终端发送上行控制信号的资源中的k个资源元素组上。
经过上述映射过程后,终端即可在该资源上向基站反馈用于指示下行数据传输正确或错误的信息。其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
可选的,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。其中,一个用于指示下行数据传输正确或错误的信息通过0或1指示。多个用于指示下行数据传输正确或错误的信息可以为终端在多个天线端口或多个子帧/时隙上接收到的下行数据对应的信息。该情况下,可以减少终端反馈的数据量。
当然,用于指示下行数据传输正确或错误的信息也可以为一个用于指示下行数据传输正确或错误的信息。
本发明实施例还提供了一种上行控制信号传输的方法,如图7所示,包括:
701、根据下行资源确定终端发送上行控制信号的资源。
其中,下行资源包括:终端对应的下行控制信号的频域资源、该下行控制信号的时域资源、该下行控制信号的码域资源、该下行控制信号的端口号、该下行控制信号对应的下行数据的频域资源、该下行控制信号对应的下行数据的时域资源、该下行控制信号对应的下行数据的码域资源、该下行控制信号对应的下行数据的端口号中的一种或多种。
该实施例的执行主体可以为基站或终端,在该实施例中,基站不需要向终端发送指示信息指示终端发送上行控制信号的资源或用于确定上行控制信号的资源的参数,基站和终端均可以通过下行资源确定终端发送上行控制信号的资源。因此,基站不需要额外的信令开销来指示终端发送上行控制信号的资源。
在本发明实施例中,可以采用多种下行资源确定终端发送上行控制信号的资源,若一种下行资源原本可以指示4个用于发送上行控制信号的资源,另一种下行资源原本可以指示8个用于发送上行控制信号的资源,那么,根据该一种下行资源和该另一种下行资源即可指示32个用于发送上行控制信号的资源。
可选的,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。关于资源元素组以及k和m的值可以参见下文中的描述。
可选的,步骤702在具体实现时可以包括:根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数,根据终端发送上行控制信号的资源对应的第一参数和第二参数确定终端发送上行控制信号的资源。
终端发送上行控制信号的资源对应的第一参数用于确定一个资源组,该资源组包括终端发送上行控制信号的资源,终端发送上行控制信号的资源对应的第二参数用于在资源组中确定终端发送上行控制信号的资源;或者,终端发送上行控制信号的资源对应的第一参数用于确定终端发送上行控制信号的资源的资源基础索引值,终端发送上行控制信号的资源对应的第二参数用于确定终端发送上行控制信号的资源的资源偏移索引值。
该情况下,下行资源中的一部分下行资源可以用于确定第一参数,下行资源中的另一部分下行资源可以用于确定第二参数。
具体的,当终端发送上行控制信号的资源对应的第一参数用于确定一个资源组,终端发送上行控制信号的资源对应的第二参数用于在资源组中确定终端发送上行控制信号的资源时,可以预先对一个子帧/时隙中的用于发送上行控制信号的资源进行分组,并对组内的资源进行编号,每个组对应一个组号,每个组内资源对应一个编号。例如,若一个子帧/时隙中共配置有64个发送上行控制信号的资源,可以将该64个发送上行控制信号的资源分为4组,每个组内有16个资源,16个资源的编号分别为0、1、2、…、15。则第一参数可以用于指示组号,第二参数可以用于指示组内编号。例如,若第一参数指示的信息为1,第二参数指示的信息为15,则表示终端发送上行控制信号的资源为第1组资源内的编号为15的资源。
当终端发送上行控制信号的资源对应的第一参数用于确定终端发送上行控制信号的资源的资源基础索引值,第二参数用于确定该资源的资源偏移索引值时,可以预先设置子帧/时隙中的用于发送上行控制信号的资源的索引值。例如,若一个子帧/时隙中共配置有64个发送上行控制信号的资源,则64个资源的索引值可以分别为1、2、…、63、64。则第一参数指示的信息可以为资源基础索引值,第二参数指示的信息可以为资源偏移索引值,资源基础索引值和资源偏移索引值之和为终端发送上行控制信号的资源的索引值。例如,若第一参数指示的信息为32,第二参数指示的信息为4,则表示终端发送上行控制信号的资源为索引值为36的资源。
具体的,根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数,具体可以包括:根据下行资源的起始位置或结束位置确定终端发送上行控制信号的资源对应的第一参数和第二参数。
具体的,通过下行资源的起始位置或结束位置确定第一参数(或 第二参数)的方法可以参见基于图4或图5或图6所述的示例,在此不再赘述。
702、在终端发送上行控制信号的资源上传输上行控制信号。
若本发明实施例的执行主体为基站,则步骤702在具体实现时为:基站在终端发送上行控制信号的资源上接收上行控制信号。若本发明实施例的执行主体为终端,则步骤702在具体实现时为:终端在终端发送上行控制信号的资源上发送上行控制信号。
本发明实施例提供的方法,基站和终端可以根据终端对应的下行控制信号的频域资源、该下行控制信号的时域资源、该下行控制信号的码域资源、该下行控制信号的端口号、该下行控制信号对应的下行数据的频域资源、该下行控制信号对应的下行数据的时域资源、该下行控制信号对应的下行数据的码域资源、该下行控制信号对应的下行数据的端口号中的一种或多种下行资源确定终端发送上行控制信号的资源,对需要在同一个子帧/时隙上反馈用于指示下行数据传输正确或错误的信息的不同终端,可以使得不同终端采用不同的下行资源确定发送用于指示下行数据传输正确或错误的信息的资源,从而避免资源冲突。
当本发明实施例的执行主体为终端时,在步骤701之前,该方法还可以包括:接收基站发送的下行控制信号和下行控制信号对应的下行数据。
终端在接收下行控制信号和下行控制信号对应的下行数据的过程中可以确定下行资源。
当本发明实施例的执行主体为终端时,可选的,上行控制信号为用于指示下行数据传输正确或错误的信息,该方法还包括:
根据m的值确定终端发送上行控制信号的资源对应的码字;
将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;
将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;
将k组长度为m的序列分别映射到终端发送上行控制信号的资源中的k个资源元素组上。
经过上述映射过程后,终端即可在该资源上向基站反馈用于指示下行数据传输正确或错误的信息。其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
可选的,用于指示下行数据传输正确或错误的信息可以为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息,其中,一个用于指示下行数据传输正确或错误的信息通过0或1指示。多个用于指示下行数据传输正确或错误的信息可以为终端在多个天线端口或多个子帧/时隙上接收到的下行数据对应的信息。该情况下,可以减少终端反馈的数据量。
当然,用于指示下行数据传输正确或错误的信息也可以为一个用于指示下行数据传输正确或错误的信息。
目前,LTE标准已经被全世界广泛使用,LTE系统中的上行子帧(Uplink subframe)和下行子帧(Downlink subframe)的子帧结构如图8所示。参见图8,下行子帧包括下行控制区域和下行数据区域,下行控制区域位于下行子帧的开头,占用1个、2个或3个正交 频分复用(Orthogonal Frequency Division Multiplexing,简称OFDM)符号的时长,并且占据整个带宽。
参见图8,上行子帧包括上行控制区域和上行数据区域,上行控制区域在时域上占据整个上行子帧的时长,在频域上占据整个带宽边缘的位置,具体占据的频带宽度可以配置,在上行控制区域中,UE可以向基站发送上行控制信号,例如,下行数据的ACK/NACK信息,上行调度请求,下行信道状态信息等,在上行数据区域中,UE可以向基站传输上行数据。
对比图1和图8所示的子帧结构,5G NR中的子帧/时隙结构与LTE系统中的子帧结构中的上行控制区域所占的时频资源完全不同。在5G NR中,上行控制区域在时域上占据子帧/时隙结尾处的一个或两个OFDM符号,在频域上占据整个带宽;在LTE系统中,上行控制区域在时域上占据一个子帧的时长,频域上占据整个带宽的上下两个边缘带宽。
LTE系统中定义的PUCCH资源的时频位置分布如图9所示,一个上行子帧包括时隙(slot)0和时隙1,一个PUCCH资源在时域上占用一个上行子帧的时长,在频域上占用一个物理资源块(Physical Resource Block,简称PRB)的宽度,并且一个PUCCH资源在两个时隙间存在跳频,参见图9,m的值相同的时频资源组成一个PUCCH资源。
由此可知,在LTE系统中,一个PUCCH资源占用的时频资源的多少是固定的,而随着物联网技术的发展,网络中的终端的数量必定大量增加,因此,在5G中,需要上行控制区域的资源能够为更多的终端服务,显然,LTE系统中配置PUCCH资源的方法无法满足该要求,基于此,本发明实施例提供了一种上行控制信号传输的方法,其中包括了确定传输上行控制信号的资源的方法。
本发明实施例提供了一种上行控制信号传输的方法,如图10所示,包括:
1001、确定终端发送上行控制信号的资源,终端发送上行控制信号的资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
其中,上行控制信号可以为用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求等。
步骤1001确定的终端发送上行控制信号的资源可以为终端发送上行控制信号的一个或多个资源,本发明实施例中均以步骤1001确定的终端发送上行控制信号的资源为终端发送上行控制信号的一个资源为例对本发明实施例提供的技术方案进行示例性说明。
需要说明的是,不同终端发送上行控制信号的资源(或者同一终端发送上行控制信号的多个资源)中包括的资源元素组中的个数(即k)和资源元素组中包括的资源元素的个数(即m)可以相同,也可以不同。
资源元素组中可以仅包括用于承载数据的资源元素。该情况下,一个资源元素组存在对应的用于承载解调参考信号的资源元素,这些用于承载解调参考信号的资源元素中承载的解调参考信号用于对该资源元素组中的承载数据的资源元素承载数据进行解调。示例性的,资源元素组中包括的资源元素与资源元素组对应的承载解调参考信号的资源元素的个数比例可以为2比1。
资源元素组也可以既包括用于承载数据的资源元素,还包括用于承载解调参考信号的资源元素。该情况下,一个资源元素组中的用于承载解调参考信号的资源元素上承载的解调参考信号用于对该资源元素组中的用于承载数据的资源元素上承载的数据进行解调。 示例性的,资源元素组中用于承载数据的资源元素和用于承载解调参考信号的资源元素的个数比例可以为2比1。
具体的,本发明实施例中的资源元素可以为RE(Resource Element)。
示例性的,以资源元素为RE、m=6为例,整个带宽上承载数据的RE和承载解调参考信号的RE的位置关系可以参见图11或参见图12,图11和图12中一个正方形框表示一个RE,正方形框中的R表示该RE用于承载解调参考信号,正方形框中的D表示该RE用于承载数据。则一个资源元素组可以包括2个用于承载解调参考信号的RE和4个用于承载数据的RE。
本发明实施例中为了方便的进行示例,当一个资源元素组中既包括用于承载数据的资源元素,还包括用于承载解调参考信号的资源元素时,以资源元素组中的m个资源元素为连续的m个资源元素进行示例,实际上,一个资源元素组中的m个资源元素可以由分散在整个带宽上的不同位置的m个资源元素组成。
示例性的,以资源元素为RE、m=4为例,整个带宽上承载数据的RE和承载解调参考信号的RE的位置关系可以参见图13或参见图14。则一个资源元素组可以包括4个用于承载数据的RE,4个用于承载数据的RE可以为整个带宽上的全部用于承载数据的RE中的连续的m个RE组成。
本发明实施例中为了方便的进行示例,当一个资源元素组中仅包括用于承载数据的资源元素时,以资源元素组中的m个资源元素为全部的承载数据的资源元素中的连续的m个资源元素进行示例,实际上,一个资源元素组中的m个资源元素可以由分散在全部的承载数据的资源元素中的不同位置的m个资源元素组成。
需要说明的是,本发明实施例中图11-图14中示出的整个带宽上承载数据的资源元素和承载解调参考信号的资源元素的位置关系仅仅为示例性说明,不应当作为对本发明的限制。
具体的,步骤1001在具体实现时,可以先确定k和m的值,每组k和m的值可以对应一个配置策略,该配置策略可以用于确定k个资源元素组在频率域上的位置分布。
1002、在终端发送上行控制信号的资源上传输上行控制信号。
本发明实施例的执行主体可以基站或终端。若执行主体为基站,则步骤1002在具体实现时为:基站在终端发送上行控制信号的资源上接收上行控制信号。若执行主体为终端,则步骤1002在具体实现时为:终端在终端发送上行控制信号的资源上发送上行控制信号。
本发明实施例提供的方法,基站确定的不同的终端发送上行控制信号的资源中包含的资源元素组的个数以及资源元素组中包含的资源的个数可以相同也可以不同,与现有技术相比,使得资源调度更加的灵活,并且,在上行控制区域包含的总资源不变的情况下,基站可以为更多的终端分配发送上行控制信号的资源,更加的容易满足5G通信系统的需求。
可选的,k个资源元素组在频率域上不连续。该可选的方法可以使得网络系统获取频率分集增益。从而增加传输的可靠性。
优选的,k个资源元素组均匀分布在整个带宽上。示例性的,如图15所示,图15中的一个矩形框表示一个资源元素组,若k=4,则标号为i的全部资源元素组可以为一个资源,i=1、2或3。
具体的,一个资源中包括的资源元素组的个数k和资源元素组中包括的资源元素的个数m的值可以通过以下方式一至方式三中的任意一种方式确定:
方式一、通过上行控制信号的内容确定。
上行控制信号的内容包括以下内容中的一种或多种:用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求。
具体的,可以根据上行控制信号的内容的比特数确定k的值,当上行控制信号的内容的比特数越多时,k的值越大。例如,上行控制信号的内容为用于指示下行数据传输正确或错误的信息时,上行控制信号的内容的比特数为1,则可以将k确定为1;上行控制信号的内容为下行信道状态信息,若下行信道状态信息的比特数为20,则可以将k确定为3。
当上行控制信号的内容包括用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求中的多种内容时,可以根据上行控制信号的内容中包含的内容种类数确定k的值,例如,若上行控制信号的内容中包含的内容种类数为2,则可以将k确定为4。
另外,可以根据上行控制信号的内容确定m的值。例如,上行控制信号的内容为用于指示下行数据传输正确或错误的信息时,可以将m确定为4;上行控制信号的内容为下行信道状态信息,可以将m确定为8。
具体的,基站中可以通过预先设定不同的上行控制信号的内容对应的k和m的值。
通过上行控制信号的内容确定k和m的值,可以动态地适应上行控制信号中的不同内容,相比固定的k和m值,可以避免上行控制信号的内容的比特数较少时的资源浪费,同时保证上行控制信号的内容的比特数较多时的上行控制信号的传输可靠性。
方式二、通过上行控制信号对应的下行数据的业务类型确定。
上行控制信号对应的下行数据的业务类型包括以下业务类型中的一种或多种:移动宽带业务类型、低时延业务类型、高可靠业务类型和物联网业务类型。
具体的,可以根据上行控制信号对应的下行数据的业务类型的业务需求确定k和m的值。例如,上行控制信号对应的下行数据的业务类型为高可靠业务时,k的值可以确定的较大,例如,令k=4,m的值可以确定得较小,例如,令m=4;上行控制信号对应的下行数据的业务类型为物联网业务时,k的值可以确定得较小,例如,令k=1,m的值可以确定得较大,例如,令m=8。
通过上行控制信号对应的下行数据的业务类型确定k和m的值,可以更好地适应不同的业务类型的业务需求。
方式三、通过上行信道质量确定。
具体的,当上行控制信道质量越好时,k的值可以确定的越小,m的值可以确定的越大,当上行控制信道质量越差时,为了保证上行控制信号的正确传输,k的值可以确定的越大,m的值可以确定的越小。
通过上行信道质量确定k和m的值,可以在保证传输可靠性的同时尽量的避免资源的浪费。
可选的,在步骤1002之前,该方法还可以包括:根据终端发送上行控制信号的资源对应的m的值确定终端发送上行控制信号的资源对应的码字;该情况下,步骤1002可以包括:使用终端发送上行控制信号的资源对应的码字在终端发送上行控制信号的资源上传输上行控制信号。
具体的,m的值为多少,码字的长度即为多少。根据m的值可 以确定一组码字组,该组码字组中的任意两个码字为正交码,且该组码字组中的任意一个码字的长度与m的值相同,在该组码字组中选择一个码字作为终端发送上行控制信号的资源对应的码字。
示例性的,当m=4时,根据m的值确定码字组,确定的码字组中的码字的长度为4,在确定的码字组中选择一个码字作为终端发送上行控制信号的资源对应的码字。
该情况下,同一个资源元素组可以通过m/x个码字进行复用,其中,x为用于承载解调该资源元素组承载的数据的解调参考信号的资源元素的个数。示例性的,当m=4,x=2时,2个用于承载解调参考信号的资源元素对应的码字组中可以包括[+1 +1]和[+1 -1],资源元素组对应的码字组中可以包括[+1 +1 +1 +1]和[+1 -1 +1 -1]。
通过正交码来传输上行控制信号,可以在相同的时域、频域以及天线端口上传输多个上行控制信号而不造成相互之间的干扰,有助于增加系统的容量,传输更多上行控制信号。
可选的,在使用终端发送上行控制信号的资源对应的码字在终端发送上行控制信号的资源上传输上行控制信号之前,该方法还可以包括:
根据终端发送上行控制信号的资源、该上行控制信号的内容、该上行控制信号对应的下行数据的业务类型、该上行控制信号对应的下行数据的控制信令中的一种或多种确定终端发送上行控制信号的资源对应的天线端口;使用终端发送上行控制信号的资源对应的码字在终端发送上行控制信号的资源上传输上行控制信号,包括:使用终端发送上行控制信号的资源对应的码字和天线端口在终端发送上行控制信号的资源传输上行控制信号。
示例性的,可以根据终端发送上行控制信号的内容确定终端发 送上行控制信号的资源对应的天线端口。例如,当该上行控制信号为用于指示下行数据传输正确或错误的信息时,终端发送上行控制信号的资源对应的天线端口可以为天线端口0,当该上行控制信号为下行信道状态信息时,终端发送上行控制信号的资源对应的天线端口可以为天线端口1,当该上行控制信号为上行调度请求时,终端发送上行控制信号的资源对应的天线端口可以为天线端口2。
此处仅仅为示例性说明,在具体实现时,天线端口和终端发送上行控制信号的资源、该上行控制信号的内容、该上行控制信号对应的下行数据的业务类型、该上行控制信号对应的下行数据的控制信令中的一种或多种信息之间可以存在预设的对应关系,基站和终端可以根据预设的对应关系确定终端发送上行控制信号的资源对应的天线端口。
使用终端发送上行控制信号的资源对应的码字和天线端口在终端发送上行控制信号的资源上传输上行控制信号,可以有效地扩大系统的容量,传输更多上行控制信号。
可选的,在步骤1002之前,该方法还可以包括:根据终端发送上行控制信号的资源、该上行控制信号的内容、该上行控制信号对应的下行数据的业务类型、该上行控制信号对应的下行数据的控制信令中的一种或多种确定终端发送上行控制信号的资源对应的天线端口;该情况下,步骤1002包括:使用终端发送上行控制信号的资源对应的天线端口在终端发送上行控制信号的资源上传输上行控制信号。
使用终端发送上行控制信号的资源对应的天线端口在终端发送上行控制信号的资源上传输该上行控制信号,可以进一步地扩大系统的容量,传输更多上行控制信号。
当本发明实施例的执行主体为基站时,可选的,该方法还可以 包括:基站向终端发送指示消息,指示消息用于指示终端发送上行控制信号的资源对应的k和/或m的值。
基站向终端发送的指示消息用于终端确定终端发送上行控制信号的资源。
当本发明实施例的执行主体为终端时,可选的,在步骤1001之前,该方法还可以包括:终端接收基站发送的指示消息;终端根据指示消息确定发送上行控制信号的资源对应的参数的值,参数包括k和/或m;该情况下,步骤1001具体可以包括:根据终端发送上行控制信号的资源对应的参数的值确定终端发送上行控制信号的资源。
一种可实现的方式,终端中可以维护一张k和m的对应关系表,当指示消息中仅包括k(或m)的值时,终端可以根据维护的k和m的对应关系表根据k(或m)的值确定m(或k)的值,再根据k和m的值确定终端发送上行控制信号的资源。
另一种可实现的方式,终端中可以存储有运算规则,该运算规则可以在获知k(或m)的值的情况下确定m(或k)的值,当指示消息中仅包括k(或m)的值时,终端可以该运算规则计算得到m(或k)的值,再根据k和m的值确定发送上行控制信号的资源。
当本发明实施例的执行主体为终端时,可选的,若上行控制信号为用于指示下行数据传输正确或错误的信息,该方法还可以包括:
终端将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
终端将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;
终端将长度为k的调制符号序列采用码字进行扩频,得到k组 长度为m的序列;
终端将k组长度为m的序列分别映射到k个资源元素组上。
经过上述映射过程后,终端即可在该资源上向基站反馈用于指示下行数据传输正确或错误的信息。
经过上述映射过程后,终端即可在该资源上向基站反馈用于指示下行数据传输正确或错误的信息。其中,使用BPSK调制可以提升用于指示下行数据传输正确或错误的信息的抗干扰、抗噪声性能,降低误码率。
可选的,用于指示下行数据传输正确或错误的信息可以为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息,其中,一个用于指示下行数据传输正确或错误的信息通过0或1指示。多个用于指示下行数据传输正确或错误的信息可以为终端在多个天线端口或多个子帧/时隙上接收到的下行数据对应的信息。该情况下,可以减少终端反馈的数据量。
当然,用于指示下行数据传输正确或错误的信息也可以为一个用于指示下行数据传输正确或错误的信息。
上述主要从方法的角度对本发明实施例提供的方案进行了介绍。可以理解的是,本发明方法实施例中的基站或终端为了实现上述功能,其包含了执行各个功能相应的硬件结构和/或软件模块。本领域技术人员应该很容易意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,本发明能够以硬件或硬件和计算机软件的结合形式来实现。某个功能究竟以硬件还是计算机软件驱动硬件的方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的 功能,但是这种实现不应认为超出本发明的范围。
本发明实施例可以根据上述方法实施例对基站或终端进行功能模块的划分,例如,可以对应各个功能划分各个功能模块,也可以将两个或两个以上的功能集成在一个处理模块中。上述集成的模块既可以采用硬件的形式实现,也可以采用软件功能模块的形式实现。需要说明的是,本发明实施例中对模块的划分是示意性的,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式。
在采用集成单元的情况下,下文中示出了上述方法实施例中所涉及的基站或终端的一种可能的结构示意图。
本发明实施例还提供了一种基站160,如图16所示,包括:
确定单元1601,用于确定终端发送上行控制信号的资源;
发送单元1602,用于向终端发送指示信息,指示信息用于指示资源;或者,指示信息用于指示目标参数,目标参数包括用于终端确定资源的参数中的至少一个参数。
可选的,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
可选的,目标参数包括第一参数,确定单元1601,具体用于:确定第一参数;根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;根据第一参数和第二参数确定终 端发送上行控制信号的资源。
可选的,确定单元1601,具体用于:根据下行资源的起始位置或结束位置确定第二参数。
可选的,目标参数包括第二参数,确定单元1601,具体用于:
根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;确定第二参数;根据第一参数和第二参数确定终端发送上行控制信号的资源。
可选的,确定单元1601,具体用于:根据下行资源的起始位置或结束位置确定第一参数。
可选的,发送单元1602,具体用于:向终端发送包含指示信息的RRC消息或下行控制信令。
可选的,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
本发明实施例提供的基站160中的各个单元用于执行图2所示的方法,因此,该基站160的有益效果可以参见基于图2所述的方法的有益效果,在此不再赘述。
本发明实施例还提供了一种终端170,如图17所示,包括:
接收单元1701,用于接收基站发送的指示信息;
确定单元1702,用于根据指示信息确定终端发送上行控制信号 的资源;或者,根据指示信息确定目标参数,目标参数包括用于确定资源的参数中的至少一个参数。
可选的,用于确定资源的参数包括第一参数和第二参数;第一参数用于确定一个资源组,资源组包括资源,第二参数用于在资源组中确定资源;或者,第一参数用于确定资源的资源基础索引值,第二参数用于确定资源的资源偏移索引值。
可选的,目标参数包括第一参数,确定单元1702,还用于:
根据下行资源确定第二参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
可选的,确定单元1702,具体用于:根据下行资源的起始位置或结束位置确定第二参数。
可选的,目标参数包括第二参数,确定单元1702,还用于:
根据下行资源确定第一参数,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种。
可选的,确定单元1702,具体用于:根据下行资源的起始位置或结束位置确定第一参数。
可选的,确定单元1702,还用于:根据目标参数和第二参数确 定资源。
可选的,确定单元1702,还用于:根据目标参数和第一参数确定资源。
可选的,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
可选的,上行控制信号为用于指示下行数据传输正确或错误的信息,如图17所示,终端还包括执行单元1703,执行单元1703用于:根据m的值确定资源对应的码字;将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到资源中的k个资源元素组上。
可选的,所述用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
本发明实施例提供的终端170中的各个单元用于执行图2所示的方法,因此,该终端170的有益效果可以参见基于图2所述的方法的有益效果,在此不再赘述。
本发明实施例还提供了一种上行控制信号传输的装置180,装置180可以为基站或终端,如图18或图19所示,装置180包括:
确定单元1801,用于根据下行资源确定终端发送上行控制信号的资源,下行资源包括:终端对应的下行控制信号的频域资源、下行控制信号的时域资源、下行控制信号的码域资源、下行控制信号 的端口号、下行控制信号对应的下行数据的频域资源、下行控制信号对应的下行数据的时域资源、下行控制信号对应的下行数据的码域资源、下行控制信号对应的下行数据的端口号中的一种或多种;
传输单元1802,用于在资源上传输上行控制信号。
可选的,确定单元1801,具体用于:根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数;资源对应的第一参数用于确定一个资源组,资源组包括资源,资源对应的第二参数用于在资源组中确定资源;或者,资源对应的第一参数用于确定资源的资源基础索引值,资源对应的第二参数用于确定资源的资源偏移索引值;根据资源对应的第一参数和第二参数确定资源。
可选的,确定单元1801,具体用于:根据下行资源的起始位置或结束位置确定终端发送上行控制信号的资源对应的第一参数和第二参数。
可选的,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数。
可选的,装置180为终端;传输单元1802,还用于接收基站发送的下行控制信号和下行控制信号对应的下行数据。
可选的,上行控制信号为用于指示下行数据传输正确或错误的信息,装置180为终端,如图19所示,装置180还包括执行单元1803,执行单元1803用于:根据m的值确定资源对应的码字;将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到资源中的k个资源元素组上。
可选的,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
本发明实施例提供的装置180中的各个单元用于执行图7所示的方法,因此,该装置180的有益效果可以参见基于图7所述的方法的有益效果,在此不再赘述。
本发明实施例还提供了一种上行控制信号传输的装置200,如图20或图21所示,包括:
确定单元2001,用于确定终端发送上行控制信号的资源,资源包括k个资源元素组,资源元素组包括m个资源元素,k是正整数,m是正整数;
传输单元2002,用于在资源上传输上行控制信号。
可选的,k个资源元素组在频率域上不连续。
可选的,资源对应的k和m的值通过上行控制信号的内容确定,上行控制信号的内容包括以下内容中的一种或多种:用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求;或者,资源对应的k和m的值通过上行控制信号对应的下行数据的业务类型确定,上行控制信号对应的下行数据的业务类型包括以下业务类型中的一种或多种:移动宽带业务类型、低时延业务类型、高可靠业务类型和物联网业务类型;或者,资源对应的k和m的值通过上行信道质量确定。
可选的,确定单元2001,还用于根据资源对应的m的值确定资源对应的码字;传输单元2002,具体用于:使用资源对应的码字在资源上传输上行控制信号。
可选的,确定单元2001,还用于根据资源、上行控制信号的内 容、上行控制信号对应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;传输单元2002,具体用于:使用资源对应的天线端口在资源上传输上行控制信号。
可选的,确定单元2001,还用于根据资源、上行控制信号的内容、上行控制信号对应的下行数据的业务类型、上行控制信号对应的下行数据的控制信令中的一种或多种确定资源对应的天线端口;传输单元2002,具体用于:使用资源对应的码字和天线端口在资源传输上行控制信号。
可选的,资源元素组中用于承载数据的资源元素和用于承载解调参考信号的资源元素的个数比例为2比1;或者,资源元素组中包括的资源元素与资源元素组对应的承载解调参考信号的资源元素的个数比例为2比1。
可选的,装置200为基站;传输单元2002,还用于向终端发送指示消息,指示消息用于指示资源对应的k和/或m的值。
可选的,装置200为终端;传输单元2002,还用于接收基站发送的指示消息;确定单元2001,还用于根据指示消息确定发送上行控制信号的资源对应的参数的值,参数包括k和/或m;确定单元2001,具体用于:根据资源对应的参数的值确定资源。
可选的,上行控制信号为用于指示下行数据传输正确或错误的信息,装置200为终端,如图21所示,装置200还包括执行单元2003,执行单元2003用于:将用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;将长度为k的比特序列进行BPSK调制,得到长度为k的调制符号序列;将长度为k的调制符号序列采用码字进行扩频,得到k组长度为m的序列;将k组长度为m的序列分别映射到k个资源元素组上。
可选的,用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
本发明实施例提供的装置200中的各个单元用于执行图10所示的方法,因此,该装置200的有益效果可以参见基于图10所述的方法的有益效果,在此不再赘述。
本发明实施例还提供了一种装置220,如图22所示,装置220包括:处理器2201、通信接口2202、存储器2203和总线2204;
其中,处理器2201、通信接口2202和存储器2203通过总线2204连接。总线可以是外设部件互连标准(peripheral component interconnect,PCI)总线或扩展工业标准结构(extended industry standard architecture,EISA)总线等。该总线2204可以分为地址总线、数据总线、控制总线等。为便于表示,图22中仅用一条粗线表示,但并不表示仅有一根总线或一种类型的总线。
其中,处理器2201可以是中央处理器(central processing unit,CPU),通用处理器,数字信号处理器(digital signal processor,DSP),专用集成电路(application-specific integrated circuit,ASIC),现场可编程门阵列(field programmable gate array,FPGA)或者其他可编程逻辑器件、晶体管逻辑器件、硬件部件或者其任意组合。其可以实现或执行结合本发明公开内容所描述的各种示例性的逻辑方框,模块和电路。所述处理器也可以是实现计算功能的组合,例如包含一个或多个微处理器组合,DSP和微处理器的组合等等。
存储器2203中可以存储用于处理器2201执行相应动作的计算机执行指令,存储器2203具体可以为存储器、寄存器、硬盘、移动硬盘、只读光盘(compact disc ROM,CD-ROM)或者本领域熟知的 任何其它形式的存储介质。存储器可以是随机存取存储器(random access memory,RAM)、闪存、只读存储器(read only memory,ROM)、可擦除可编程只读存储器(erasable programmable ROM,EPROM)、电可擦可编程只读存储器(electrically EPROM,EEPROM)等等。
装置220可以为基站或终端或上行控制信号传输的装置。
具体的,一种情况下,装置220可以用于执行图2所示方法中的步骤201和步骤202,该情况下,装置220为基站,处理器2201可以执行确定单元1601执行的动作,通信接口2202可以执行发送单元1602执行的动作。
一种情况下,装置220可以用于执行图2所示方法中的步骤202和步骤203,该情况下,装置220为终端,处理器2201可以执行确定单元1702和执行单元1703执行的动作,通信接口2202可以执行接收单元1701执行的动作。
一种情况下,装置220可以用于执行图7所示方法,该情况下,当装置220为基站时,处理器2201可以执行确定单元1801执行的动作,通信接口2202可以执行传输单元1802执行的动作;当装置220为终端时,处理器2201可以执行确定单元1801和执行单元1803执行的动作,通信接口2202可以执行传输单元1802执行的动作。
另一种情况下,装置220可以用于执行图10所示方法,该情况下,当装置220为基站时,处理器2201可以执行确定单元2001执行的动作,通信接口2202可以执行传输单元2002执行的动作;当装置220为终端时,处理器2201可以执行确定单元2001和执行单元2003执行的动作,通信接口2202可以执行传输单元2002执行的动作。
结合本发明公开内容所描述的方法或者算法的步骤可以硬件的 方式来实现,也可以是由处理器执行软件指令的方式来实现。软件指令可以由相应的软件模块组成,软件模块可以被存放于存储介质中,一种示例性的存储介质耦合至处理器,从而使处理器能够从该存储介质中读取信息,且可向该存储介质中写入信息。当然,存储介质也可以是处理器的组成部分。处理器和存储介质可以位于存储设备中。
本领域技术人员应该可以意识到,在上述一个或多个示例中,本发明所描述的功能可以用硬件、软件、固件或它们的任意组合来实现。当使用软件实现时,可以将这些功能存储在计算机可读介质中或者作为计算机可读介质上的一个或多个指令或代码进行传输。计算机可读介质包括计算机存储介质和通信介质,其中通信介质包括便于从一个地方向另一个地方传送计算机程序的任何介质。存储介质可以是通用或专用计算机能够存取的任何可用介质。
以上所述的具体实施方式,对本发明的目的、技术方案和有益效果进行了进一步详细说明,所应理解的是,以上所述仅为本发明的具体实施方式而已,并不用于限定本发明的保护范围,凡在本发明的技术方案的基础之上,所做的任何修改、等同替换、改进等,均应包括在本发明的保护范围之内。

Claims (41)

  1. 一种资源指示方法,其特征在于,包括:
    基站确定终端发送上行控制信号的资源;
    所述基站向所述终端发送指示信息,所述指示信息用于指示所述资源;或者,所述指示信息用于指示目标参数,所述目标参数包括用于所述终端确定所述资源的参数中的至少一个参数。
  2. 根据权利要求1所述的方法,其特征在于,用于确定所述资源的参数包括第一参数和第二参数;所述第一参数用于确定一个资源组,所述资源组包括所述资源,所述第二参数用于在所述资源组中确定所述资源;或者,所述第一参数用于确定所述资源的资源基础索引值,所述第二参数用于确定所述资源的资源偏移索引值。
  3. 根据权利要求2所述的方法,其特征在于,所述目标参数包括所述第一参数,基站确定终端发送上行控制信号的资源,包括:
    基站确定所述第一参数;
    所述基站根据下行资源确定所述第二参数,所述下行资源包括:所述终端对应的下行控制信号的频域资源、所述下行控制信号的时域资源、所述下行控制信号的码域资源、所述下行控制信号的端口号、所述下行控制信号对应的下行数据的频域资源、所述下行控制信号对应的下行数据的时域资源、所述下行控制信号对应的下行数据的码域资源、所述下行控制信号对应的下行数据的端口号中的一种或多种;
    所述基站根据所述第一参数和所述第二参数确定所述终端发送上行控制信号的资源。
  4. 根据权利要求3所述的方法,其特征在于,所述基站根据下行资源确定所述第二参数,包括:
    所述基站根据所述下行资源的起始位置或结束位置确定所述第二参数。
  5. 根据权利要求2所述的方法,其特征在于,所述目标参数包 括所述第二参数,基站确定终端发送上行控制信号的资源,包括:
    基站根据下行资源确定所述第一参数,所述下行资源包括:所述终端对应的下行控制信号的频域资源、所述下行控制信号的时域资源、所述下行控制信号的码域资源、所述下行控制信号的端口号、所述下行控制信号对应的下行数据的频域资源、所述下行控制信号对应的下行数据的时域资源、所述下行控制信号对应的下行数据的码域资源、所述下行控制信号对应的下行数据的端口号中的一种或多种;
    所述基站确定所述第二参数;
    所述基站根据所述第一参数和所述第二参数确定所述终端发送上行控制信号的资源。
  6. 根据权利要求5所述的方法,其特征在于,基站根据下行资源确定所述第一参数,包括:
    基站根据所述下行资源的起始位置或结束位置确定所述第一参数。
  7. 根据权利要求1-6任一项所述的方法,其特征在于,所述基站向所述终端发送指示信息,包括:
    所述基站向所述终端发送包含所述指示信息的无线资源控制RRC消息或下行控制信令。
  8. 根据权利要求1-7任一项所述的方法,其特征在于,所述资源包括k个资源元素组,所述资源元素组包括m个资源元素,k是正整数,m是正整数。
  9. 一种资源指示方法,其特征在于,包括:
    终端接收基站发送的指示信息;
    所述终端根据所述指示信息确定所述终端发送上行控制信号的资源;或者,所述终端根据所述指示信息确定目标参数,所述目标参数包括用于确定所述资源的参数中的至少一个参数。
  10. 根据权利要求9所述的方法,其特征在于,用于确定所述资 源的参数包括第一参数和第二参数;所述第一参数用于确定一个资源组,所述资源组包括所述资源,所述第二参数用于在所述资源组中确定所述资源;或者,所述第一参数用于确定所述资源的资源基础索引值,所述第二参数用于确定所述资源的资源偏移索引值。
  11. 根据权利要求10所述的方法,其特征在于,所述目标参数包括所述第一参数,所述方法还包括:
    所述终端根据下行资源确定所述第二参数,所述下行资源包括:所述终端对应的下行控制信号的频域资源、所述下行控制信号的时域资源、所述下行控制信号的码域资源、所述下行控制信号的端口号、所述下行控制信号对应的下行数据的频域资源、所述下行控制信号对应的下行数据的时域资源、所述下行控制信号对应的下行数据的码域资源、所述下行控制信号对应的下行数据的端口号中的一种或多种。
  12. 根据权利要求11所述的方法,其特征在于,所述终端根据下行资源确定所述第二参数,包括:
    所述终端根据所述下行资源的起始位置或结束位置确定所述第二参数。
  13. 根据权利要求10所述的方法,其特征在于,所述目标参数包括所述第二参数,所述方法还包括:
    所述终端根据下行资源确定所述第一参数,所述下行资源包括:所述终端对应的下行控制信号的频域资源、所述下行控制信号的时域资源、所述下行控制信号的码域资源、所述下行控制信号的端口号、所述下行控制信号对应的下行数据的频域资源、所述下行控制信号对应的下行数据的时域资源、所述下行控制信号对应的下行数据的码域资源、所述下行控制信号对应的下行数据的端口号中的一种或多种。
  14. 根据权利要求13所述的方法,其特征在于,所述终端根据下行资源确定所述第一参数,所述方法还包括:
    所述终端根据所述下行资源的起始位置或结束位置确定所述第 一参数。
  15. 根据权利要求11或12所述的方法,其特征在于,所述方法还包括:
    所述终端根据所述目标参数和所述第二参数确定所述资源。
  16. 根据权利要求13或14所述的方法,其特征在于,所述方法还包括:
    所述终端根据所述目标参数和所述第一参数确定所述资源。
  17. 根据权利要求9-16任一项所述的方法,其特征在于,所述资源包括k个资源元素组,所述资源元素组包括m个资源元素,k是正整数,m是正整数。
  18. 根据权利要求17所述的方法,其特征在于,所述上行控制信号为用于指示下行数据传输正确或错误的信息,所述方法还包括:
    所述终端根据所述m的值确定所述资源对应的码字;
    所述终端将所述用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
    所述终端将所述长度为k的比特序列进行双相移相键控BPSK调制,得到长度为k的调制符号序列;
    所述终端将所述长度为k的调制符号序列采用所述码字进行扩频,得到k组长度为m的序列;
    所述终端将所述k组长度为m的序列分别映射到所述资源中的k个资源元素组上。
  19. 根据权利要求18所述的方法,其特征在于,所述用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
  20. 一种上行控制信号传输的方法,其特征在于,包括:
    根据下行资源确定终端发送上行控制信号的资源,所述下行资源包括:所述终端对应的下行控制信号的频域资源、所述下行控制信号 的时域资源、所述下行控制信号的码域资源、所述下行控制信号的端口号、所述下行控制信号对应的下行数据的频域资源、所述下行控制信号对应的下行数据的时域资源、所述下行控制信号对应的下行数据的码域资源、所述下行控制信号对应的下行数据的端口号中的一种或多种;
    在所述资源上传输所述上行控制信号。
  21. 根据权利要求20所述的方法,其特征在于,根据下行资源确定终端发送上行控制信号的资源,包括:
    根据所述下行资源确定所述终端发送上行控制信号的资源对应的第一参数和第二参数;所述资源对应的第一参数用于确定一个资源组,所述资源组包括所述资源,所述资源对应的第二参数用于在所述资源组中确定所述资源;或者,所述资源对应的第一参数用于确定所述资源的资源基础索引值,所述资源对应的第二参数用于确定所述资源的资源偏移索引值;
    根据所述资源对应的第一参数和第二参数确定所述资源。
  22. 根据权利要求21所述的方法,其特征在于,根据下行资源确定终端发送上行控制信号的资源对应的第一参数和第二参数,包括:
    根据所述下行资源的起始位置或结束位置确定所述终端发送上行控制信号的资源对应的第一参数和第二参数。
  23. 根据权利要求20-22任一项所述的方法,其特征在于,所述资源包括k个资源元素组,所述资源元素组包括m个资源元素,k是正整数,m是正整数。
  24. 根据权利要求20-23任一项所述的方法,其特征在于,在根据下行资源确定终端发送上行控制信号的资源之前,所述方法还包括:
    接收基站发送的所述下行控制信号和所述下行控制信号对应的 下行数据。
  25. 根据权利要求23所述的方法,其特征在于,所述上行控制信号为用于指示下行数据传输正确或错误的信息,所述方法还包括:
    根据所述m的值确定所述资源对应的码字;
    将所述用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
    将所述长度为k的比特序列进行双相移相键控BPSK调制,得到长度为k的调制符号序列;
    将所述长度为k的调制符号序列采用所述码字进行扩频,得到k组长度为m的序列;
    将所述k组长度为m的序列分别映射到所述资源中的k个资源元素组上。
  26. 根据权利要求25所述的方法,其特征在于,所述用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
  27. 一种上行控制信号传输的方法,其特征在于,包括:
    确定终端发送上行控制信号的资源,所述资源包括k个资源元素组,所述资源元素组包括m个资源元素,k是正整数,m是正整数;
    在所述资源上传输所述上行控制信号。
  28. 根据权利要求27所述的方法,其特征在于,所述k个资源元素组在频率域上不连续。
  29. 根据权利要求27或28所述的方法,其特征在于,所述资源对应的k和m的值通过所述上行控制信号的内容确定,所述上行控制信号的内容包括以下内容中的一种或多种:用于指示下行数据传输正确或错误的信息、下行信道状态信息和上行调度请求;或者,
    所述资源对应的k和m的值通过所述上行控制信号对应的下行数据的业务类型确定,所述上行控制信号对应的下行数据的业务类型包 括以下业务类型中的一种或多种:移动宽带业务类型、低时延业务类型、高可靠业务类型和物联网业务类型;或者;
    所述资源对应的k和m的值通过上行信道质量确定。
  30. 根据权利要求27-29任一项所述的方法,其特征在于,在在所述资源上传输所述上行控制信号之前,所述方法还包括:
    根据所述资源对应的m的值确定所述资源对应的码字;
    在所述资源上传输所述上行控制信号,包括:使用所述资源对应的码字在所述资源上传输所述上行控制信号。
  31. 根据权利要求27-29任一项所述的方法,其特征在于,在在所述资源上传输所述上行控制信号之前,所述方法还包括:
    根据所述资源、所述上行控制信号的内容、所述上行控制信号对应的下行数据的业务类型、所述上行控制信号对应的下行数据的控制信令中的一种或多种确定所述资源对应的天线端口;
    在所述资源上传输所述上行控制信号,包括:使用所述资源对应的天线端口在所述资源上传输所述上行控制信号。
  32. 根据权利要求30所述的方法,其特征在于,在使用所述资源对应的码字在所述资源上传输所述上行控制信号之前,所述方法还包括:
    根据所述资源、所述上行控制信号的内容、所述上行控制信号对应的下行数据的业务类型、所述上行控制信号对应的下行数据的控制信令中的一种或多种确定所述资源对应的天线端口;
    使用所述资源对应的码字在所述资源上传输所述上行控制信号,包括:使用所述资源对应的码字和天线端口在所述资源传输所述上行控制信号。
  33. 根据权利要求27-32任一项所述的方法,其特征在于,所述资源元素组中用于承载数据的资源元素和用于承载解调参考信号的资源元素的个数比例为2比1;或者,所述资源元素组中包括的资源 元素与所述资源元素组对应的承载解调参考信号的资源元素的个数比例为2比1。
  34. 根据权利要求27-33任一项所述的方法,其特征在于,所述方法还包括:
    向所述终端发送指示消息,所述指示消息用于指示所述资源对应的k和/或m的值。
  35. 根据权利要求27-33任一项所述的方法,其特征在于,在所述确定终端发送上行控制信号的资源之前,所述方法还包括:
    接收基站发送的指示消息;
    根据所述指示消息确定发送上行控制信号的资源对应的参数的值,所述参数包括k和/或m;
    所述确定终端发送上行控制信号的资源,包括:根据所述资源对应的参数的值确定所述资源。
  36. 根据权利要求30或32所述的方法,其特征在于,所述上行控制信号为用于指示下行数据传输正确或错误的信息,所述方法还包括:
    将所述用于指示下行数据传输正确或错误的信息经过速率为1/k的信道编码,得到长度为k的比特序列;
    将所述长度为k的比特序列进行双相移相键控BPSK调制,得到长度为k的调制符号序列;
    将所述长度为k的调制符号序列采用所述码字进行扩频,得到k组长度为m的序列;
    将所述k组长度为m的序列分别映射到所述k个资源元素组上。
  37. 根据权利要求36所述的方法,其特征在于,所述用于指示下行数据传输正确或错误的信息为多个用于指示下行数据传输正确或错误的信息进行与运算后得到的信息。
  38. 一种基站,其特征在于,包括:处理器、存储器、总线和通信 接口;
    所述存储器用于存储计算机执行指令,所述处理器与所述存储器通过所述总线连接,所述处理器根据所述存储器存储的所述计算机执行指令执行如权利要求1-8中任意一项所述的资源指示方法。
  39. 一种终端,其特征在于,包括:处理器、存储器、总线和通信接口;
    所述存储器用于存储计算机执行指令,所述处理器与所述存储器通过所述总线连接,所述处理器根据所述存储器存储的所述计算机执行指令执行如权利要求9-19中任意一项所述的资源指示方法。
  40. 一种上行控制信号传输的装置,其特征在于,包括:处理器、存储器、总线和通信接口;
    所述存储器用于存储计算机执行指令,所述处理器与所述存储器通过所述总线连接,所述处理器根据所述存储器存储的所述计算机执行指令执行如权利要求20-26中任意一项所述的上行控制信号传输的方法。
  41. 一种上行控制信号传输的装置,其特征在于,包括:处理器、存储器、总线和通信接口;
    所述存储器用于存储计算机执行指令,所述处理器与所述存储器通过所述总线连接,所述处理器根据所述存储器存储的所述计算机执行指令执行如权利要求27-37中任意一项所述的上行控制信号传输的方法。
PCT/CN2016/104457 2016-11-03 2016-11-03 资源指示和上行控制信号传输的方法、装置 WO2018081982A1 (zh)

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JP2019523574A JP7181195B2 (ja) 2016-11-03 2016-11-03 リソース指示方法および装置、ならびにアップリンク制御信号伝送方法および装置
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ES20211824T ES2953835T3 (es) 2016-11-03 2016-11-03 Procedimiento y aparatos de indicación de recursos
US16/347,161 US10932255B2 (en) 2016-11-03 2016-11-03 Resource indication method and apparatus, and uplink control signal transmission method and apparatus
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BR112019009047A BR112019009047A2 (pt) 2016-11-03 2016-11-03 método e aparelho de indicação de recurso, e método e aparelho de transmissão de sinal de controle de enlace ascendente
EP20211824.6A EP3849268B1 (en) 2016-11-03 2016-11-03 Resource indication method and apparatuses
RU2019116810A RU2727170C1 (ru) 2016-11-03 2016-11-03 Способ и устройство для указания ресурса и способ и устройство для передачи управляющего сигнала восходящей линии связи
AU2016428415A AU2016428415B2 (en) 2016-11-03 2016-11-03 Resource indication and uplink control signal transmission method and apparatus
KR1020197015483A KR102252211B1 (ko) 2016-11-03 2016-11-03 자원 지시 방법 및 장치, 그리고 업링크 제어 신호 송신 방법 및 장치
CA3042772A CA3042772C (en) 2016-11-03 2016-11-03 Resource indication method and apparatus, and uplink control signal transmission method and apparatus
KR1020217005117A KR102363793B1 (ko) 2016-11-03 2016-11-03 자원 지시 방법 및 장치, 그리고 업링크 제어 신호 송신 방법 및 장치
EP23170375.2A EP4250853A3 (en) 2016-11-03 2016-11-03 Resource indication method and apparatuses
EP16920468.2A EP3531763B1 (en) 2016-11-03 2016-11-03 Resource indication and uplink control signal transmission method
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