WO2019137058A1 - 资源指示方法、终端设备和网络设备 - Google Patents
资源指示方法、终端设备和网络设备 Download PDFInfo
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- WO2019137058A1 WO2019137058A1 PCT/CN2018/110922 CN2018110922W WO2019137058A1 WO 2019137058 A1 WO2019137058 A1 WO 2019137058A1 CN 2018110922 W CN2018110922 W CN 2018110922W WO 2019137058 A1 WO2019137058 A1 WO 2019137058A1
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- indication information
- resource unit
- reference signal
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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
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/1607—Details of the supervisory signal
- H04L1/1614—Details of the supervisory signal using bitmaps
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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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0092—Indication of how the channel is divided
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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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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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
- H04L5/0014—Three-dimensional division
- H04L5/0016—Time-frequency-code
- H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
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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
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
Definitions
- the network device sends, to the terminal device, indication information for indicating a time domain position occupied by the basic pattern of the reference signal in the resource unit, so that the terminal device can determine, according to the indication information, the reference signal is
- the time domain location occupied by the resource unit is beneficial to implement multiple different mapping modes of the reference signal, achieve correct channel estimation, and improve data transmission efficiency.
- the method further includes: the network device sending second indication information to the terminal device, where the second indication information is used to indicate the network device And transmitting at least one of the following information used by the reference signal: a port number, a port density, a frequency domain position occupied by the basic pattern in the resource unit, and a code division multiplexing CDM type.
- FIG. 2 shows a schematic diagram of a resource unit in accordance with an embodiment of the present application.
- FIG. 6 shows a schematic diagram of another CSI-RS pattern in accordance with an embodiment of the present application.
- FIG. 12 shows a schematic block diagram of another terminal device according to an embodiment of the present application.
- the network device may be used to communicate with the terminal device, where the network device may be a base transceiver station (BTS) in a GSM system or a CDMA system, or may be a base station in a WCDMA system ( Node B, NB), may also be an evolved base station (evolutional node B, eNB or eNode B) in the LTE system, or the network device may be a relay station, an access point, an in-vehicle device, a wearable device, or a future 5G network.
- BTS base transceiver station
- Node B, NB Node B
- eNB evolved base station
- the network device may be a relay station, an access point, an in-vehicle device, a wearable device, or a future 5G network.
- Network side device or network device in a future evolved PLMN network may be used to communicate with the terminal device, where the network device may be a base transceiver station (BTS) in a GSM system
- Network device 102 can communicate with a plurality of terminal devices, for example, network device 102 can communicate with terminal device 116 and terminal device 122. However, it will be appreciated that network device 102 can communicate with any number of terminal devices similar to terminal device 116 or 122.
- Terminal devices 116 and 122 may be, for example, cellular telephones, smart phones, portable computers, handheld communication devices, handheld computing devices, satellite radios, global positioning systems, PDAs, and/or any other suitable for communicating over wireless communication system 100. device.
- Resource unit Similar to the RB and RB pair in the LTE standard, the resource unit can be used as a basic unit for scheduling resource allocation, and can also be used to describe the arrangement of multiple reference signals.
- symbol in the present application may include, but is not limited to, any of the following: orthogonal frequency division multiplexing (OFDM) symbols, universal filtered multi-carrier (UFMC) signals. , filter-band multi-carrier (FBMC) symbols, generalized frequency-division multiplexing (GFDM) symbols, and the like.
- OFDM orthogonal frequency division multiplexing
- UMC universal filtered multi-carrier
- FBMC filter-band multi-carrier
- GFDM generalized frequency-division multiplexing
- the terminal device determines, according to the first indication information, a time domain location occupied by the reference signal in the resource unit.
- the first Bitmap is used to indicate the symbol occupancy of the basic pattern in the resource unit.
- the first indication information includes an index of a set of the starting symbol positions.
- the first indication information may be an index of the start symbol of the basic pattern, or may be a set (or an array) of the start symbol positions, and may also be an index of the set of the start symbol positions. This is not limited.
- a plurality of start symbol position sets may be configured and numbered for the network device to indicate. For example, there are three sets of starting symbol positions ⁇ 5, 8 ⁇ , ⁇ 5, 9 ⁇ , and ⁇ 5, 10 ⁇ , and the index of the starting symbol position set is 0, 1, and 2, respectively. In FIG.
- the starting symbol position is based on the offset of the reference symbol
- the reference symbol may be any one of the resource units, the initial symbol or the last symbol of the basic pattern of any reference signal, and the like, and the reference symbol may be set one or more. This is not limited.
- the reference symbol may be pre-agreed by the protocol, or may be configured by the network device to the terminal device by using signaling, which is not limited in this embodiment of the present application.
- the terminal device may first determine that the time domain positions of the first basic pattern are 5 and 6, and then determine the time domain positions of the second basic pattern to be 9 and 10.
- the time domain position of the basic pattern in the resource unit is directly indicated by a specific symbol index.
- the first indication information may include four symbols of 5, 6, 9, and 10; in FIG. 6, the first The indication information may include four symbols of 5, 6, 7, and 8.
- the first indication information includes the following fields, where the OFTSymbolInTimeDomain-set1 includes 4 integers, Symbol-1, Symbol-2, Symbol-3, and Symbol-4, respectively, for representing 4 symbols.
- the OFTSymbolInTimeDomain-set1 includes 4 integers, Symbol-1, Symbol-2, Symbol-3, and Symbol-4, respectively, for representing 4 symbols.
- Symbol of the cable.
- the terminal device may determine the time domain position of the reference signal by using the first indication information, and determine the frequency domain position of the reference signal by using the second Bitmap.
- the first indication information may include 2 integers, and may also include 14 bits.
- the second Bitmap may also be referred to as a "frequency domain Bitmap", and the number of bits included is 12/X, where X is the number of consecutive subcarriers in component (X, Y). This is because in the frequency domain, the basic pattern can only adopt a fixed mapping manner, that is, the frequency domain position of the reference signal can only be a multiple of X. For example, for component (2, 2), there are only 6 possible frequency domains. The positions are 0, 2, 4, 6, 8, 10, so 6bits Bitmap can be used; for component(4,1), there are only 3 possible frequency domain positions, 0, 4, 8, respectively. So you can use 3bits Bitmap.
- S410 The network device sends a second Bitmap to the terminal device, where the terminal device receives the second Bitmap sent by the network device, where the second Bitmap is used to indicate that the basic pattern of the reference signal is in the resource unit. Frequency domain occupancy;
- the network device sends third indication information to the terminal device, and correspondingly, the terminal device receives third indication information that is sent by the network device, where the third indication information is used to instruct the network device to send At least one of the following information used by the reference signal: port number, port density, and code division multiplexing CDM type;
- the receiving unit 910 is configured to receive first indication information that is sent by the network device, where the first indication information is used to indicate a time domain location occupied by the basic pattern of the reference signal in the resource unit;
- the first indication information includes any one of the following: a starting symbol position occupied by the basic pattern in the resource unit, an offset of the starting symbol position based on a reference symbol, An index of a symbol occupied by the basic pattern in the resource unit and a first bit bitmap Bitmap, the first Bitmap being used to indicate a symbol occupancy of the basic pattern in the resource unit.
- a determining unit 1010 configured to determine first indication information, where the first indication information is used to indicate a time domain position occupied by a basic pattern of the reference signal in the resource unit;
- the first indication information includes a start symbol position occupied by the basic pattern in the resource unit; or the first indication information includes a set of start symbol positions, the start symbol The set of locations includes a starting symbol location occupied by the each base pattern in the resource unit; or the first indication information includes an index of a set of the starting symbol locations.
- the processor 1310 and the memory 1330 described above may synthesize a processing device, and the processor 1310 is configured to execute the program code stored in the memory 1330 to implement the above functions.
- the memory 1330 can also be integrated in the processor 1310 or independent of the processor 1310.
- FIG. 14 shows another terminal device 1400 provided by an embodiment of the present application.
- the apparatus 1400 includes a processor 1410, a transceiver 1420, and a memory 1430.
- the processor 1410, the transceiver 1420, and the memory 1430 communicate with each other through an internal connection path.
- the memory 1430 is configured to store instructions, and the processor 1410 is configured to execute instructions stored by the memory 1430 to control the transceiver 1420 to send signals and / or receive signals.
- the processor 1401 When the program instruction stored in the memory 1403 is executed by the processor 1401, the processor 1401 is configured to receive, by the transceiver 1420, a second bit bitmap Bitmap sent by the network device, where the second Bitmap is used to indicate the reference signal.
- the above-mentioned processor 1401 can be used to perform the actions implemented by the terminal in the foregoing method embodiments, and the transceiver 1402 can be used to perform the actions of the terminal to transmit or transmit to the terminal device described in the foregoing method embodiments.
- the transceiver 1402 can be used to perform the actions of the terminal to transmit or transmit to the terminal device described in the foregoing method embodiments.
- the terminal device 1400 may further include one or more of an input unit 1406, a display unit 1407, an audio circuit 1408, a camera 14014, a sensor 1410, and the like, the audio circuit.
- an input unit 1406, a display unit 1407, an audio circuit 1408, a camera 14014, a sensor 1410, and the like the audio circuit.
- a speaker 14082, a microphone 14084, and the like can also be included.
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, or an electrical, mechanical or other form of connection.
Abstract
Description
Claims (45)
- 一种资源指示方法,其特征在于,包括:终端设备接收网络设备发送的第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;所述终端设备根据所述第一指示信息,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求1所述的方法,其特征在于,在所述终端设备根据所述第一指示信息,确定所述参考信号在所述资源单元中的时域位置之前,所述方法还包括:所述终端设备接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型;所述终端设备根据所述第二指示信息以及第一映射关系,确定所述基本图样的类型和个数,所述第一映射关系用于表示所述第二指示信息与所述基本图样的类型和个数之间的对应关系;所述终端设备根据所述第一指示信息,确定所述参考信号在所述资源单元中占用的时域位置,包括:所述终端设备根据所述第一指示信息、所述基本图样的类型和个数,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求1或2所述的方法,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap,所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求1-3中任一项所述的方法,其特征在于,所述参考信号包括至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中的每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求4所述的方法,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求1-5中任一项所述的方法,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种资源指示方法,其特征在于,包括:网络设备确定第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;所述网络设备向终端设备发送所述第一指示信息,使得所述终端设备确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求7所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型。
- 根据权利要求7或8所述的方法,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap,所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求7-9中任一项所述的方法,其特征在于,所述参考信号包括至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求10所述的方法,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求7-11中任一项所述的方法,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种资源指示方法,其特征在于,包括:终端设备接收网络设备发送的第二比特位图Bitmap,所述第二Bitmap用于指示参考信号的基本图样在资源单元中的频域占用情况;所述终端设备接收所述网络设备发送的第三指示信息,所述第三指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度以及码分复用CDM类型;所述终端设备根据所述第三指示信息以及所述第二Bitmap的长度和内容,确定所述基本图样的类型和个数。
- 根据权利要求13所述的方法,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种终端设备,其特征在于,包括:收发器,用于接收网络设备发送的第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;处理器,用于根据所述第一指示信息,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求15所述的终端设备,其特征在于,所述收发器还用于:在根据所述第一指示信息,确定所述参考信号在所述资源单元中的时域位置之前,接 收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型;所述处理器还用于:根据所述第二指示信息以及第一映射关系,确定所述基本图样的类型和个数,所述第一映射关系用于表示所述第二指示信息与所述基本图样的类型和个数之间的对应关系;根据所述第一指示信息、所述基本图样的类型和个数,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求15或16所述的终端设备,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap,所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求15-17中任一项所述的终端设备,其特征在于,所述参考信号包括至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中的每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求18所述的终端设备,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求15-19中任一项所述的终端设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种网络设备,其特征在于,包括:处理器,用于确定第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;收发器,用于向终端设备发送所述第一指示信息,使得所述终端设备确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求21所述的网络设备,其特征在于,所述收发器还用于:向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型。
- 根据权利要求21或22所述的网络设备,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap,所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求21-23中任一项所述的网络设备,其特征在于,所述参考信号包括 至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求24所述的网络设备,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求21-25中任一项所述的网络设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种终端设备,其特征在于,包括:收发器,用于接收网络设备发送的第二比特位图Bitmap,所述第二Bitmap用于指示参考信号的基本图样在资源单元中的频域占用情况;所述收发器还用于:接收所述网络设备发送的第三指示信息,所述第三指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度以及码分复用CDM类型;处理器,用于根据所述第三指示信息以及所述第二Bitmap的长度和内容,确定所述基本图样的类型和个数。
- 根据权利要求27所述的终端设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种终端设备,其特征在于,包括:收发单元,用于接收网络设备发送的第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;处理单元,用于根据所述第一指示信息,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求29所述的终端设备,其特征在于,所述收发单元还用于:在根据所述第一指示信息,确定所述参考信号在所述资源单元中的时域位置之前,接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型;所述处理单元还用于:根据所述第二指示信息以及第一映射关系,确定所述基本图样的类型和个数,所述第一映射关系用于表示所述第二指示信息与所述基本图样的类型和个数之间的对应关系;根据所述第一指示信息、所述基本图样的类型和个数,确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求29或30所述的终端设备,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap, 所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求29-31中任一项所述的终端设备,其特征在于,所述参考信号包括至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中的每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求32所述的终端设备,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求29-33中任一项所述的终端设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种网络设备,其特征在于,包括:处理单元,用于确定第一指示信息,所述第一指示信息用于指示参考信号的基本图样在资源单元中占用的时域位置;收发单元,用于向终端设备发送所述第一指示信息,使得所述终端设备确定所述参考信号在所述资源单元中占用的时域位置。
- 根据权利要求35所述的网络设备,其特征在于,所述收发单元还用于:向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度、所述基本图样在所述资源单元中占用的频域位置以及码分复用CDM类型。
- 根据权利要求35或36所述的网络设备,其特征在于,所述第一指示信息包括下列信息中的任意一种:所述基本图样在所述资源单元中占用的起始符号位置、所述起始符号位置基于基准符号的偏移量、所述基本图样在所述资源单元中占用的符号的索引和第一比特位图Bitmap,所述第一Bitmap用于指示所述基本图样在所述资源单元中的符号占用情况。
- 根据权利要求35-37中任一项所述的网络设备,其特征在于,所述参考信号包括至少两个基本图样,所述至少两个基本图样在所述资源单元中占用的符号位置不连续;所述第一指示信息用于指示所述至少两个基本图样中每个基本图样在所述资源单元中占用的起始符号位置。
- 根据权利要求38所述的网络设备,其特征在于,所述第一指示信息包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括起始符号位置的集合,所述起始符号位置的集合中包括所述每个基本图样在所述资源单元中占用的起始符号位置;或所述第一指示信息包括所述起始符号位置的集合的索引。
- 根据权利要求35-39中任一项所述的网络设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种终端设备,其特征在于,包括:收发单元,用于接收网络设备发送的第二比特位图Bitmap,所述第二Bitmap用于指 示参考信号的基本图样在资源单元中的频域占用情况;所述收发单元还用于:接收所述网络设备发送的第三指示信息,所述第三指示信息用于指示所述网络设备发送所述参考信号所采用的下列信息中的至少一个:端口数、端口密度以及码分复用CDM类型;处理单元,用于根据所述第三指示信息以及所述第二Bitmap的长度和内容,确定所述基本图样的类型和个数。
- 根据权利要求41所述的终端设备,其特征在于,所述参考信号为信道状态信息参考信号CSI-RS。
- 一种计算机可读介质,用于存储计算机程序,其特征在于,所述计算机程序包括用于实现上述权利要求1-14中任一项所述的方法的指令。
- 一种计算机程序产品,所述计算机程序产品中包括计算机程序代码,其特征在于,当所述计算机程序代码在计算机上运行时,使得计算机实现上述权利要求1-14中任一项所述的方法。
- 一种芯片,其特征在于,包括:处理器,用于读取存储器中存储的指令,当所述处理器执行所述指令时,使得所述芯片实现上述权利要求1-14中任一项所述的方法的指令。
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