WO2019110017A1 - 通信方法及*** - Google Patents
通信方法及*** Download PDFInfo
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- WO2019110017A1 WO2019110017A1 PCT/CN2018/119919 CN2018119919W WO2019110017A1 WO 2019110017 A1 WO2019110017 A1 WO 2019110017A1 CN 2018119919 W CN2018119919 W CN 2018119919W WO 2019110017 A1 WO2019110017 A1 WO 2019110017A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/0012—Hopping in multicarrier systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
Definitions
- the present disclosure relates to the field of communication technologies, for example, to a communication method and system.
- a non-precoded reference signal that is, an antenna-specific reference signal, and a reference signal for demodulation of a Physical Uplink Shared Channel (PUSCH) should be used (De Modulation).
- Reference Signal, DMRS is precoded.
- the evolved base station (e-Node-B, eNB) can estimate the original channel state information (CSI) of the uplink by receiving the non-precoded reference signal sent by the user equipment (User Equipment, UE).
- the precoded DMRS does not enable the eNB to estimate the uplink original CSI.
- the UE may send the reference signal by using two types of triggering modes: high-level signaling (also referred to as triggering by trigger type 0) or downlink control information (also called trigger type 1 triggering).
- the periodic reference signal is triggered by the downlink control information as an aperiodic reference signal. The manner of aperiodic transmission of reference signals improves the utilization of reference signal resources to a certain extent and improves the flexibility of resource scheduling.
- High-frequency carrier communication has a large available bandwidth and can provide efficient high-speed data communication.
- a big technical challenge for high-frequency carrier communication is the relatively low-frequency signal, and the fading of high-frequency signals in space is very large.
- high-frequency carrier communication causes spatial fading loss problems in high-frequency signal communication outdoors, due to the reduction of the wavelength of the high-frequency signal, more antennas can usually be used, so that communication can be performed based on the beam to compensate for The fading loss of space.
- the UE in the new Radio Access Technology (NR), in the high-frequency communication system, except that the eNB configures a large number of antennas to form a downlink transmission beam to compensate for the spatial fading of high-frequency communication, the UE also configures a large number of The antenna forms an uplink transmission beam, and the transmission of the reference signal will also be transmitted in the form of a beam.
- NR Radio Access Technology
- the frame structure is significantly changed compared to the frame structure of the LTE/LTE-A system, and the NR increases the frequency hopping in the time slot based on the frequency hopping between slots, therefore, LTE
- the method of transmitting the reference signal in the /LTE-A system cannot be applied to the NR system, and there is no communication scheme corresponding to the transmission reference signal in the NR system in the related art.
- Embodiments of the present disclosure provide a communication method and system to provide at least one manner of transmitting a reference signal in an NR system, which enables efficient transmission of a reference signal in an NR system.
- the present disclosure provides a communication method, applied to a first communication node, comprising: determining a radio resource used by a second communication node to transmit a reference signal; and receiving a reference signal sent by the second communication node using the radio resource.
- the present disclosure also provides a communication method, applied to a second communication node, comprising: determining a radio resource used for transmitting a reference signal; and transmitting a reference signal to the first communication node by using the radio resource.
- the present disclosure also provides a communication system including a first communication node and a second communication node, the first communication node comprising: a first determining module configured to determine a radio resource used by the second communication node to transmit the reference signal; and a receiving module And configured to receive a reference signal that is sent by the second communications node by using the radio resource; the second communications node includes: a second determining module, configured to determine a radio resource used to send the reference signal; and a sending module, configured to The reference signal is transmitted using the wireless resource.
- the present disclosure also provides a storage medium including a stored program that executes any of the methods described above while the program is running.
- the present disclosure also provides a processor configured to execute a program, wherein the program executes any of the methods described above.
- FIG. 1 is a flowchart of a communication method according to an embodiment
- FIG. 2 is a flowchart of a communication method according to another embodiment
- FIG. 3 is a structural block diagram of a communication system according to an embodiment.
- a Physical Downlink Control Channel (PDCCH) is used to carry uplink scheduling information, downlink scheduling information, and uplink power control information.
- the Downlink Control Information (DCI) format is divided into DCI formats 0, 1, 1A, 1B, 1C, 1D, 2, 2A, 3, and 3A.
- DCI format 2B is added. 2C and 2D to support a variety of different applications and transmission modes.
- the evolved base station e-Node-B, eNB
- eNB can configure the UE by using downlink control information, or the UE device can accept the configuration of higher layers, which is also referred to as configuring the UE by higher layer signaling.
- a Sounding Reference Signal is a signal used between a UE and an eNB to measure wireless CSI.
- the UE periodically transmits an uplink reference signal on the last data symbol of the transmission subframe according to parameters such as a frequency band, a frequency domain position, a sequence cyclic shift, a period, and a subframe offset indicated by the eNB.
- the eNB determines the uplink CSI of the UE according to the received reference signal, and performs operations such as frequency domain selection scheduling and closed loop power control according to the obtained CSI.
- the number of available reference signal root sequences when the length of the reference signal sequence is less than 72, the number of available reference signal root sequences is 30; when the length of the reference signal sequence is greater than or equal to 72, and the group When the jump function is not enabled, the number of available reference signal root sequences is 60. When the length of the reference signal sequence is greater than or equal to 72, and the group jump function is enabled, the number of available reference signal root sequences is 30.
- a network architecture that can be operated by an embodiment of the present disclosure includes: a first communication node and a second communication node, wherein the first communication node and the second communication node interact.
- the first communication node refers to a node for determining a second communication node transmission mode and signaling to the second communication node
- the second communication node refers to a node for receiving the signaling indication.
- the first communication node may be a base station of a macro cell, a base station or a transmission node of a small cell, a sending node in a high frequency communication system, or a sending node in an Internet of Things system, and second.
- the communication node can be a node in a communication system such as a UE, a mobile phone, a portable device, or a car.
- the base station of the macro cell, the base station or the transmission node of the small cell, the transmitting node in the high frequency communication system, or the sending node in the Internet of Things system can serve as the second communication node, and the UE or the like can be used as the first Communication node.
- the reference signal includes at least an uplink reference signal, and the uplink reference signal may be a measurement reference signal SRS, or an uplink DMRS, or an uplink signal for performing random access.
- the uplink reference signal may be a measurement reference signal SRS, or an uplink DMRS, or an uplink signal for performing random access.
- FIG. 1 is a flowchart of a communication method according to an embodiment, applied to a first communication node. As shown in FIG. 1, the process includes the following steps.
- the reference signal sent by the second communication node by using the radio resource may be acquired from the determined radio resource.
- the radio resource includes: a time domain resource or a frequency domain resource.
- the first communication node determines the time domain resource according to at least one of the following parameters: a period of the uplink measurement reference signal, a slot offset of the reference signal, a system frame number, a slot index in the frame, and a The number of slots included in a subframe and the number of slots included in a system frame.
- the first communication node determines a period of the reference signal and a time slot offset of the reference signal according to a configuration index of the reference signal, and the determining manner includes Table 1, Table 2, Table 3, or Table 4:
- the period of the reference signal and the time slot offset of the reference signal are time slots or milliseconds.
- the time domain resource satisfies one of the following relationships: as well as,
- n f is the system frame number.
- T offset is the time slot offset of the reference signal
- T SRS is the period of the reference signal; wherein the reference signal is the uplink measurement reference signal.
- the first communication node determines the frequency domain resource according to the following method.
- the frequency domain location of the reference signal is determined according to the number or number of transmissions of the uplink reference signal in the time domain, and the frequency domain resource is determined according to the frequency domain location.
- the number or number of transmissions of the uplink reference signal in the time domain is determined based on at least one of the following parameters: a slot index in the frame, a system frame number, a period of the reference signal, and a slot offset of the reference signal.
- a slot index in the frame a slot index in the frame
- system frame number a system frame number
- a period of the reference signal a slot offset of the reference signal.
- Set the number of time slots included in one subframe, the number of time slots included in one system frame, the number of time domain symbols in the time slot in which the reference signal is transmitted, the number of time domain symbols repeated in the time slot, or the same frequency domain position in the time slot.
- the first communication node determines whether the reference signal is transmitted in the time domain according to whether the reference signal is frequency hopping enable in the time slot and/or whether the reference signal is frequency hopping enable between time slots or
- the numbering method is calculated, including at least one of the following:
- n f is the system frame number.
- T SRS is the period of the reference signal
- N is the number of time domain symbols of the transmission reference signal configured in the time slot
- R is the number of time domain symbols repeated in the time slot or is within the time slot.
- n SRS is the number or number of transmissions of the uplink reference signal in the time domain
- i is the time domain symbol index or number of the transmission reference signal in the time slot.
- the first communication node determines the frequency domain resource according to the following method.
- the frequency domain location of the reference signal is determined according to the number or number of transmissions of the uplink reference signal in the time domain, and the frequency domain resource is determined according to the frequency domain location.
- the number or number of transmissions of the uplink reference signal in the time domain is determined based on at least one of the following parameters: a slot index in the frame, a system frame number, a period of the reference signal, and a slot offset of the reference signal.
- a slot index in the frame a slot index in the frame
- system frame number a system frame number
- a period of the reference signal a slot offset of the reference signal.
- Set the number of time slots included in one subframe, the number of time slots included in one system frame, the number of time domain symbols in the time slot in which the reference signal is transmitted, the number of time domain symbols repeated in the time slot, or the same frequency domain position in the time slot.
- the number or number of transmissions of the uplink reference signal in the time domain is obtained by the following formula: Where ⁇ is 0 or 1, For the slot index in the frame, n f is the system frame number.
- T SRS is the period of the reference signal
- N is the number of time domain symbols of the transmission reference signal configured in the time slot
- R is the number of time domain symbols repeated in the time slot or is within the time slot.
- n SRS is the number or number of transmissions of the uplink reference signal in the time domain
- i is the time domain symbol index or number of the transmission reference signal in the time slot.
- the determining manner of the parameter ⁇ includes at least one of: when the reference signal is frequency hopping enabled in the time slot and/or the reference signal is not enabled when the frequency hopping is not enabled between the time slots, ⁇ is 0, When the reference signal is not enabled in the time slot and the reference signal is enabled between the time slots, ⁇ is 1; when the reference signal is a non-periodic reference signal, ⁇ is 0; when the reference signal is a periodic reference signal When ⁇ is 1.
- FIG. 2 is a flowchart of a communication method provided by another embodiment, which is applied to a second communication node. As shown in FIG. 2, the method provided in this embodiment includes the following steps.
- S204 Send the reference signal to the first communications node by using the radio resource.
- the radio resource includes: a time domain resource or a frequency domain resource.
- the second communication node determines the time domain resource according to at least one of the following parameters: a period of the uplink measurement reference signal, a slot offset of the reference signal, a system frame number, and a slot index in the frame. The number of time slots included in one subframe and the number of time slots included in one system frame.
- the second communication node determines the period of the reference signal and the time slot offset of the reference signal according to the configuration index of the reference signal, and the determining manner includes Table 5, Table 6, Table 7, or Table 8:
- the period of the reference signal and the time slot offset of the reference signal are time slots or milliseconds.
- the time domain resource satisfies one of the following relationships: as well as,
- n f is the system frame number.
- T offset is the time slot offset of the reference signal
- T SRS is the period of the reference signal; wherein the uplink reference signal is an uplink measurement reference signal.
- the second communication node determines the frequency domain resource according to the following method.
- the frequency domain location of the reference signal is determined according to the number or number of transmissions of the uplink reference signal in the time domain, and the frequency domain resource is determined according to the frequency domain location.
- the number or number of transmissions of the uplink reference signal in the time domain is determined based on at least one of the following parameters: a slot index in the frame, a system frame number, a period of the reference signal, and a slot offset of the reference signal.
- a slot index in the frame a slot index in the frame
- system frame number a system frame number
- a period of the reference signal a slot offset of the reference signal.
- Set the number of time slots included in one subframe, the number of time slots included in one system frame, the number of time domain symbols in the time slot in which the reference signal is transmitted, the number of time domain symbols repeated in the time slot, or the same frequency domain position in the time slot.
- the second communication node determines the number of transmissions of the reference signal in the time domain according to whether the reference signal is hopping in the time slot and/or whether the reference signal is hopping between the time slots.
- the numbering method is calculated, including at least one of the following.
- n f is the system frame number.
- T SRS is the period of the reference signal
- N is the number of time domain symbols of the transmission reference signal configured in the time slot
- R is the number of time domain symbols repeated in the time slot or is within the time slot.
- n SRS is the number or number of transmissions of the uplink reference signal in the time domain
- i is the time domain symbol index or number of the transmission reference signal in the time slot.
- the second communication node determines the frequency domain resource according to the following method.
- the frequency domain location of the reference signal is determined according to the number or number of transmissions of the uplink reference signal in the time domain, and the frequency domain resource is determined according to the frequency domain location.
- the number or number of transmissions of the uplink reference signal in the time domain is obtained based on at least one of the following parameters: a slot index in the frame, a system frame number, a period of the reference signal, and a slot offset of the reference signal.
- a slot index in the frame a slot index in the frame
- system frame number a system frame number
- a period of the reference signal a slot offset of the reference signal.
- Set the number of time slots included in one subframe, the number of time slots included in one system frame, the number of time domain symbols in the time slot in which the reference signal is transmitted, the number of time domain symbols repeated in the time slot, or the same frequency domain position in the time slot.
- the number or number of transmissions of the uplink reference signal in the time domain is determined by the following formula: Where ⁇ is 0 or 1, For the slot index in the frame, n f is the system frame number. The number of time slots included in a system frame, T SRS is the period of the reference signal, N is the number of time domain symbols of the transmission reference signal configured in the time slot, and R is the number of time domain symbols repeated in the time slot or is within the time slot. The number of time domain symbols occupying the reference signal in the same frequency domain position, n SRS is the number or number of transmissions of the uplink reference signal in the time domain, and i is the time domain symbol index or number of the transmission reference signal in the time slot.
- the determining manner of the parameter ⁇ includes at least one of the following: when the SRS is enabled in the time slot and/or the SRS is not enabled during the time slot, the ⁇ is 0, when the SRS is When the frequency hopping is not enabled in the time slot and the SRS is enabled by the frequency hopping between slots, ⁇ is 1; when the SRS is a non-periodic SRS, ⁇ is 0; when the SRS is the periodic SRS, ⁇ is 1.
- module may implement a combination of software and/or hardware of a predetermined function.
- devices described in the following embodiments may be implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
- FIG. 3 is a structural block diagram of a communication system according to an embodiment. As shown in FIG. 3, the communication system provided in this embodiment includes: a first communication node 30 and a second communication node 32,
- the first communication node 30 includes: a first determining module 300 configured to determine a radio resource used by the second communications node to transmit the reference signal; and a receiving and transmitting module 302 configured to receive the reference signal sent by the second communications node using the radio resource.
- the second communication node 32 includes a second determining module 320 configured to determine a radio resource used to transmit the reference signal, and a receiving module 322 configured to transmit the reference signal using the radio resource.
- the above plurality of modules may be implemented by software or hardware.
- the foregoing may be implemented by, but not limited to, the above modules are all located in the same processor; or, the plurality of modules are respectively in any combination. Located in different processors.
- Embodiments of the present disclosure also provide a processor configured to execute a program, wherein the program is executed to perform the method described in any of the above embodiments.
- the above-described plurality of modules or steps of the present disclosure may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
- the plurality of modules or steps may be implemented by program code executable by the computing device, such that the plurality of modules or steps may be stored in the storage device by the computing device, and
- the steps shown or described may be performed in an order different from that herein, or the plurality of modules or steps may be separately fabricated into a plurality of integrated circuit modules, or the plurality of modules may be Multiple modules or steps in a single step are fabricated as a single integrated circuit module.
- the disclosure is not limited to any specific combination of hardware and software.
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Abstract
Description
Claims (29)
- 一种通信方法,应用于第一通信节点,包括:确定第二通信节点发送参考信号所使用的无线资源;接收所述第二通信节点使用所述无线资源发送的参考信号。
- 根据权利要求1所述的方法,其中,所述无线资源包括时域资源;所述确定第二通信节点发送参考信号所使用的无线资源包括:所述第一通信节点根据以下参数至少之一确定所述时域资源:参考信号的周期、参考信号的时隙偏置、***帧编号、帧内的时隙索引、一个子帧包含的时隙数量以及一个***帧包含的时隙数量。
- 根据权利要求2所述的方法,还包括:所述第一通信节点通过以下至少之一方式实现根据所述参考信号的配置索引确定所述参考信号的周期和所述参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,所述参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于7的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于8且小于或等于17的整数,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-8;若所述参考信号的配置索引I 参考信号取值为大于或等于18且小于或等于37的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-18;若所述参考信号的配置索引I 参考信号取值为大于或等于38且小于或等于77的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-38;若所述参考信号的配置索引I 参考信号取值为大于或等于78且小于或等于157的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-78;若所述参考信号的配置索引I 参考信号取值为大于或等于158且小于或等于317的整数,则所述参考信号的周期为160,所述参考信号的时隙偏置为I 参考信号-158;若所述参考信号的配置索引I 参考信号取值为大于或等于318且小于或等于637的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-318;若所述参考信号的配置索引I 参考信号取值为大于或等于638且小于或等于1277的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-638;若所述参考信号的配置索引I 参考信号取值为大于或等于1278且小于或等于2557的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-1278;若所述参考信号的配置索引I 参考信号取值为大于或等于2558且小于或等于5117的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-2558;若所述参考信号的配置索引I 参考信号取值为大于或等于5118且小于或等于8191的整数,则所述参考信号的周期和参考信号的时隙偏置的取值为预留值。
- 根据权利要求2所述的方法,还包括:所述第一通信节点通过以下方式至少之一实现根据参考信号的配置索引确定参考信号的周期和参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于6的整数,则所述参考信号的周期为4,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于7且小于或等于11的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-7;若所述参考信号的配置索引I 参考信号取值为大于或等于12且小于或等于19的整数,则所述参考信号的周期为8,所述参考信号的时隙偏置为I 参考信号-12;若所述参考信号的配置索引I 参考信号取值为大于或等于20且小于或等于29的整数,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-20;若所述参考信号的配置索引I 参考信号取值为大于或等于30且小于或等于45的整数,则所述参考信号的周期为16,所述参考信号的时隙偏置为I 参考信号-30;若所述参考信号的配置索引I 参考信号取值为大于或等于46且小于或等于65的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-46;若所述参考信号的配置索引I 参考信号取值为大于或等于66且小于或等于97的整数,则所述参考信号的周期为32,所述参考信号的时隙偏置为I 参考信号-66;若所述参考信号的配置索引I 参考信号取值为大于或等于98且小于或等于137的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-98;若所述参考信号的配置索引I 参考信号取值为大于或等于138且小于或等于201的整数,则所述参考信号的周期为64,所述参考信号的时隙偏置为I 参考信号-138;若所述参考信号的配置索引I 参考信号取值为大于或等于202且小于或等于281的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-202;若所述参考信号的配置索引I 参考信号取值为大于或等于282且小于或等于441的整数,则所述参考信号的周期为160,所述参考信号的时隙偏置为I 参考信号-282;若所述参考信号的配置索引I 参考信号取值为大于或等于442且小于或等于761的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-442;若所述参考信号的配置索引I 参考信号取值为大于或等于762且小于或等于1401的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-762;若所述参考信号的配置索引I 参考信号取值为大于或等于1402且小于或等于2681的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-1402;若所述参考信号的配置索引I 参考信号取值为大于或等于2682且小于或等于5241的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-2682;若参考信号的配置索引I 参考信号取值为大于或等于5242且小于或等于8191的整数,则所述参考信号的周期和参考信号的时隙偏置的取值为预留值。
- 根据权利要求2所述的方法,还包括:所述第一通信节点通过以下方式至少之一实现根据参考信号的配置索引确定参考信号的周期和参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,所述参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于6的整数,则所述参考信号的周期为4,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于7且小于或等于11的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-7;若所述参考信号的配置索引I 参考信号取值为大于或等于12且小于或等于19的整数,则所述参考信号的周期为8,所述参考信号的时隙偏置为I 参考信号-12;若所述参考信号的配置索引I 参考信号取值为大于或等于20且小于或等于29的整数,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-20;若所述参考信号的配置索引I 参考信号取值为大于或等于30且小于或等于45的整数,则所述参考信号的周期为16,所述参考信号的时隙偏置为I 参考信号-30;若所述参考信号的配置索引I 参考信号取值为大于或等于46且小于或等于65的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-46;若所述参考信号的配置索引I 参考信号取值为大于或等于66且小于或等于97的整数,则所述参考信号的周期为32,所述参考信号的时隙偏置为I 参考信号-66;若所述参考信号的配置索引I 参考信号取值为大于或等于98且小于或等于137的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-98;若所述参考信号的配置索引I 参考信号取值为大于或等于138且小于或等于201的整数,则所述参考信号的周期为64,所述参考信号的时隙偏置为I 参考信号-138;若所述参考信号的配置索引I 参考信号取值为大于或等于202且小于或等于281的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-202;若所述参考信号的配置索引I 参考信号取值为大于或等于282且小于或等于409的整数,则所述参考信号的周期为128,所述参考信号的时隙偏置为I 参考信号-282;若所述参考信号的配置索引I 参考信号取值为大于或等于410且小于或等于569 的整数,则所述参考信号的周期为160,所述参考信号的时隙偏置为I 参考信号-410;若所述参考信号的配置索引I 参考信号取值为大于或等于570且小于或等于825的整数,则所述参考信号的周期为256,所述参考信号的时隙偏置为I 参考信号-570;若所述参考信号的配置索引I 参考信号取值为大于或等于826且小于或等于1145的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-826;若所述参考信号的配置索引I 参考信号取值为大于或等于1146且小于或等于1657的整数时,则所述参考信号的周期为512,所述参考信号的时隙偏置为I 参考信号-1146;若所述参考信号的配置索引I 参考信号取值为大于或等于1658且小于或等于2297的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-1658;若所述参考信号的配置索引I 参考信号取值为大于或等于2298且小于或等于3321的整数,则所述参考信号的周期为1024,所述参考信号的时隙偏置为I 参考信号-2298;若所述参考信号的配置索引I 参考信号取值为大于或等于3322且小于或等于4601的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-3322;若所述参考信号的配置索引I 参考信号取值为大于或等于4602且小于或等于6649的整数,则所述参考信号的周期为2048,所述参考信号的时隙偏置为I 参考信号-4602;若所述参考信号的配置索引I 参考信号取值为大于或等于6650且小于或等于9209的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-6560;若所述参考信号的配置索引I 参考信号取值为大于或等于9210且小于或等于16383的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值;若所述参考信号的配置索引I 参考信号取值为大于或等于4602且小于或等于7161的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-4602;若所述参考信号的配置索引I 参考信号取值为大于或等于7162且小于或等于8191的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值。
- 根据权利要求2所述的方法,其中,所述参考信号的周期的取值包括至少以下之一:1、2、4、5、8、10、16、20、32、40、64、80、128、160、256、320、512、 640、1024、1280、2048以及2560。
- 根据权利要求2所述的方法,其中,所述参考信号的周期和参考信号的时隙偏置的单位为时隙或毫秒。
- 根据权利要求1所述的方法,其中,所述无线资源包括频域资源;所述确定第二通信节点发送参考信号所使用的无线资源包括:在所述参考信号为上行测量参考信号的情况下,根据所述上行测量参考信号在时域上的发送数量或编号确定参考信号的频域位置,根据所述频域位置确定所述频域资源。
- 根据权利要求9所述的方法,其中,所述上行测量参考信号在时域上的发送数量或编号基于以下参数至少之一确定:帧内的时隙索引、***帧编号、参考信号的周期、参考信号的时隙偏置、一个子帧包含的时隙数量、一个***帧包含的时隙数量、时隙内发送参考信号的时域符号数量、时隙内重复的时域符号数量或者时隙内占用相同频域位置的参考信号时域符号数量以及时隙内发送参考信号的时域符号索引或编号。
- 根据权利要求9所述的方法,还包括:所述第一通信节点通过以下方式至少之一确定所述参考信号在时域上的发送数量或编号:
- 根据权利要求12所述的方法,其中,所述参数α的确定方式包括以下至少之一:当所述参考信号在时隙内跳频使能和/或所述参考信号在时隙间跳频不使能时,α为0,当所述参考信号在时隙内跳频不使能且所述参考信号在时隙间跳频使能时,,α为1;以及,当所述参考信号为非周期参考信号时,α为0;当所述参考信号为周期参考信号时,α为1。
- 一种通信方法,应用于第二通信节点,包括:确定发送参考信号所使用的无线资源;使用所述无线资源发送参考信号给第一通信节点。
- 根据权利要求14所述的方法,其中,所述无线资源包括时域资源;所述确定发送参考信号所使用的无线资源包括:所述第二通信节点根据以下参数至少之一确定所述时域资源:参考信号的周期、参考信号的时隙偏置、***帧编号、帧内的时隙索引、一个子帧包含的时隙数量以及一个***帧包含的时隙数量。
- 根据权利要求15所述的方法,还包括:所述第二通信节点通过以下至少之一方式实现根据所述参考信号的配置索引确定所述参考信号的周期和所述参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,所述参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于7的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于8且小于或等于17的整数时,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-8;若所述参考信号的配置索引I 参考信号取值为大于或等于18且小于或等于37的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-18;若所述参考信号的配置索引I 参考信号取值为大于或等于38且小于或等于77的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-38;若所述参考信号的配置索引I 参考信号取值为大于或等于78且小于或等于157的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-78;若所述参考信号的配置索引I 参考信号取值为大于或等于158且小于或等于317的整数,则所述参考信号的周期为160,所述参考信号的时隙偏置为I 参考信号-158;若所述参考信号的配置索引I 参考信号取值为大于或等于318且小于或等于637的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-318;若所述参考信号的配置索引I 参考信号取值为大于或等于638且小于或等于1277的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-638;若所述参考信号的配置索引I 参考信号取值为大于或等于1278且小于或等于2557的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-1278;若所述参考信号的配置索引I 参考信号取值为大于或等于2558且小于或等于5117的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-2558;若所述参考信号的配置索引I 参考信号取值为大于或等于5118且小于或等于8191的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值。
- 根据权利要求15所述的方法,还包括:所述第二通信节点通过以下至少之一方式实现根据所述参考信号配置索引确定所述参考信号的周期和所述参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,所述参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于6的整数,则所述参考信号的周期为4,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于7且小于或等于11的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-7;若所述参考信号的配置索引I 参考信号取值为大于或等于12且小于或等于19的整数,则所述参考信号的周期为8,所述参考信号的时隙偏置为I 参考信号-12;若所述参考信号的配置索引I 参考信号取值为大于或等于20且小于或等于29的整数,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-20;若所述考信号的配置索引I 参考信号取值为大于或等于30且小于或等于45的整数,则所述参考信号的周期为16,所述参考信号的时隙偏置为I 参考信号-30;若所述参考信号的配置索引I 参考信号取值为大于或等于46且小于或等于65的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-46;若所述参考信号的配置索引I 参考信号取值为大于或等于66且小于或等于97的整数,则所述参考信号的周期为32,所述参考信号的时隙偏置为I 参考信号-66;若所述参考信号的配置索引I 参考信号取值为大于或等于98且小于或等于137的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-98;若所述参考信号的配置索引I 参考信号取值为大于或等于138且小于或等于201的整数,则所述参考信号的周期为64,所述参考信号的时隙偏置为I 参考信号-138;若所述参考信号的配置索引I 参考信号取值为大于或等于202且小于或等于281的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-202;若所述参考信号的配置索引I 参考信号取值为大于或等于282且小于或等于441的整数,则所述参考信号的周期为160,所述参考信号的时隙偏置为I 参考信号-282;若所述参考信号的配置索引I 参考信号取值为大于或等于442且小于或等于761的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-442;若所述参考信号的配置索引I 参考信号取值为大于或等于762且小于或等于1401的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-762;若所述参考信号的配置索引I 参考信号取值为大于或等于1402且小于或等于2681的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-1402;若所述参考信号的配置索引I 参考信号取值为大于或等于2682且小于或等于5241的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-2682;若所述参考信号的配置索引I 参考信号取值为大于或等于5242且小于或等于8191的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值。
- 根据权利要求15所述的方法,还包括,所述第二通信节点通过以下至 少之一方式实现根据所述参考信号配置索引确定所述参考信号的周期和所述参考信号的时隙偏置:若所述参考信号的配置索引I 参考信号取值为0,则所述参考信号的周期为1,所述参考信号的时隙偏置为I 参考信号;若所述参考信号的配置索引I 参考信号取值为大于或等于1且小于或等于2的整数,则所述参考信号的周期为2,所述参考信号的时隙偏置为I 参考信号-1;若所述参考信号的配置索引I 参考信号取值为大于或等于3且小于或等于6的整数,则所述参考信号的周期为4,所述参考信号的时隙偏置为I 参考信号-3;若所述参考信号的配置索引I 参考信号取值为大于或等于7且小于或等于11的整数,则所述参考信号的周期为5,所述参考信号的时隙偏置为I 参考信号-7;若所述参考信号的配置索引I 参考信号取值为大于或等于12且小于或等于19的整数,则所述参考信号的周期为8,所述参考信号的时隙偏置为I 参考信号-12;若所述参考信号的配置索引I 参考信号取值为大于或等于20且小于或等于29的整数,则所述参考信号的周期为10,所述参考信号的时隙偏置为I 参考信号-20;若所述参考信号的配置索引I 参考信号取值为大于或等于30且小于或等于45的整数,则所述参考信号的周期为16,所述参考信号的时隙偏置为I 参考信号-30;若所述参考信号的配置索引I 参考信号取值为大于或等于46且小于或等于65的整数,则所述参考信号的周期为20,所述参考信号的时隙偏置为I 参考信号-46;若所述参考信号的配置索引I 参考信号取值为大于或等于66且小于或等于97的整数,则所述参考信号的周期为32,所述参考信号的时隙偏置为I 参考信号-66;若所述参考信号的配置索引I 参考信号取值为大于或等于98且小于或等于137的整数,则所述参考信号的周期为40,所述参考信号的时隙偏置为I 参考信号-98;若所述参考信号的配置索引I 参考信号取值为大于或等于138且小于或等于201的整数,则所述参考信号的周期为64,所述参考信号的时隙偏置为I 参考信号-138;若所述参考信号的配置索引I 参考信号取值为大于或等于202且小于或等于281的整数,则所述参考信号的周期为80,所述参考信号的时隙偏置为I 参考信号-202;若所述参考信号的配置索引I 参考信号取值为大于或等于282且小于或等于409 的整数时,则所述参考信号的周期为128,所述参考信号的时隙偏置为I 参考信号-282;当参考信号的配置索引I 参考信号取值为大于或等于410且小于或等于569的整数,则参考信号的周期为160,参考信号的时隙偏置为I 参考信号-410;若所述参考信号的配置索引I 参考信号取值为大于或等于570且小于或等于825的整数,则所述参考信号的周期为256,所述参考信号的时隙偏置为I 参考信号-570;若所述参考信号的配置索引I 参考信号取值为大于或等于826且小于或等于1145的整数,则所述参考信号的周期为320,所述参考信号的时隙偏置为I 参考信号-826;若所述参考信号的配置索引I 参考信号取值为大于或等于1146且小于或等于1657的整数,则所述参考信号的周期为512,所述参考信号的时隙偏置为I 参考信号-1146;若所述参考信号的配置索引I 参考信号取值为大于或等于1658且小于或等于2297的整数,则所述参考信号的周期为640,所述参考信号的时隙偏置为I 参考信号-1658;若所述参考信号的配置索引I 参考信号取值为大于或等于2298且小于或等于3321的整数时,则所述参考信号的周期为1024,所述参考信号的时隙偏置为I 参考信号-2298;若所述参考信号的配置索引I 参考信号取值为大于或等于3322且小于或等于4601的整数,则所述参考信号的周期为1280,所述参考信号的时隙偏置为I 参考信号-3322;若所述参考信号的配置索引I 参考信号取值为大于或等于4602且小于或等于6649的整数,则所述参考信号的周期为2048,所述参考信号的时隙偏置为I 参考信号-4602;若所述参考信号的配置索引I 参考信号取值为大于或等于6650且小于或等于9209的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-6650;若所述参考信号的配置索引I 参考信号取值为大于或等于9210且小于或等于16383的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值;若所述参考信号的配置索引I 参考信号取值为大于或等于4602且小于或等于7161的整数,则所述参考信号的周期为2560,所述参考信号的时隙偏置为I 参考信号-4602;若所述参考信号的配置索引I 参考信号取值为大于或等于7162且小于或等于8191的整数,则所述参考信号的周期和所述参考信号的时隙偏置的取值为预留值。
- 根据权利要求15所述的方法,其中,所述参考信号的周期的取值包括以下至少之一:1、2、4、5、8、10、16、20、32、40、64、80、128、160、256、320、512、640、1024、1280、2048以及2560。
- 根据权利要求15所述的方法,其中,所述参考信号的周期和所述参考信号的时隙偏置的单位为时隙或毫秒。
- 根据权利要求13所述的方法,其中,所述无线资源包括频域资源;所述确定发送参考信号所使用的无线资源包括:在所述参考信号为上行测量参考信号的情况下,根据所述上行参考信号在时域上的发送数量或编号确定参考信号的频域位置,根据所述频域位置确定所述频域资源。
- 根据权利要求22所述的方法,其中,所述上行测量参考信号在时域上的发送数量或编号基于以下参数至少之一确定:帧内的时隙索引、***帧编号、参考信号的周期、参考信号的时隙偏置、一个子帧包含的时隙数量、一个***帧包含的时隙数量、时隙内发送参考信号的时域符号数量、时隙内重复的时域符号数量或者为时隙内占用相同频域位置的参考信号时域符号数量以及时隙内发送参考信号的时域符号索引或编号。
- 根据权利要求22所述的方法,还包括:所述第二通信节点通过以下方式至少之一确定参考信号在时域上的发送数量或编号:
- 根据权利要求22所述的方法,其中,所述参数α的确定方式包括以下至少之一:当所述参考信号在时隙内跳频使能和/或所述参考信号在时隙间跳频不使能时,α为0,当所述参考信号在时隙内跳频不使能且所述参考信号在时隙间跳频使能时,α为1;以及,当所述参考信号为非周期参考信号时,α为0;当所述参考信号为周期参考信号时,α为1。
- 一种通信***,包括第一通信节点和第二通信节点,所述第一通信节点包括:第一确定模块,设置为确定第二通信节点发送参考信号所使用的无线资源;接收模块,设置为接收所述第二通信节点使用所述无线资源发送的参考信号;所述第二通信节点包括:第二确定模块,设置为确定发送所述参考信号所使用的无线资源;发送模块,设置为使用所述无线资源发送所述参考信号。
- 一种存储介质,所述存储介质包括存储的程序,其中,所述程序运行时执行权利要求1至26中任一项所述的方法。
- 一种处理器,设置为运行程序,所述程序运行时执行权利要求1至26中任一项所述的方法。
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2017
- 2017-12-08 CN CN201711299493.3A patent/CN108112081B/zh active Active
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2018
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- 2018-12-07 US US16/770,245 patent/US11451353B2/en active Active
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- 2018-12-07 EP EP18885759.3A patent/EP3723426A4/en active Pending
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Also Published As
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EP3723426A4 (en) | 2021-08-04 |
KR20200093655A (ko) | 2020-08-05 |
US11451353B2 (en) | 2022-09-20 |
CN108112081A (zh) | 2018-06-01 |
CN108112081B (zh) | 2024-03-26 |
JP2021506176A (ja) | 2021-02-18 |
US20220385424A1 (en) | 2022-12-01 |
US20200374071A1 (en) | 2020-11-26 |
EP3723426A1 (en) | 2020-10-14 |
JP7135266B2 (ja) | 2022-09-13 |
US12003449B2 (en) | 2024-06-04 |
KR102489182B1 (ko) | 2023-01-17 |
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