Huawei Technologies Co., Limited

Yuwan Su

Xiaolei Tie

Jun Li

Zhe Jin

Xiang Mi

Weiliang Zhang

Zhihu Luo

Tong Ji

Yinghui Yu

Meng Zhang

A communication method and apparatus are provided, where the method includes: determining, by a first device according to a first preset rule, a first resource in at least two preset resources corresponding to a same gap before a first paging occasion PO; and monitoring, by the first device, at least one wake-up signal sequence on the first resource. According to the foregoing method, the first resource used by the first device for monitoring the wake-up signal sequence is determined according to the first preset rule.

Communication method and apparatus

Example reference signal sending methods and apparatus are described. In one example method, a terminal device detects whether a paging scheduling message exists in a PDCCH search space whose starting subframe is a subframe corresponding to a paging occasion (PO), and/or detects whether a wake-up signal (WUS) exists before a PO. A network device determines a time domain resource in first duration based on a quantity of paging occasions in a discontinuous reception period, where the time domain resource is a time domain resource in a time-frequency resource used to transmit a reference signal. The network device sends the reference signal to a terminal device on the time domain resource.

Reference signal sending method, reference signal receiving method, device, and system

A signal processing method, a device, and a system are provided, to reduce noise interference generated by a repeater. The method includes a first device that determines a first time domain resource position for transmitting a first signal and sends first control signaling to a second device at or before the start position of the first time domain resource position. The second device receives the first control signaling and enables a signal amplification function based on the received first control signaling.

Signal amplification methods and devices in signal processing

A measurement method, a device, and a system are provided, so that a communications device can determine criterion S on a serving cell when performing radio resource management (RRM) measurement on a non-anchor carrier. The method includes: a communications device determines a first reference signal received power based on at least one measurement result obtained by measuring a reference signal received power on a first non-anchor carrier, where the first non-anchor carrier is a carrier on which the communications device receives a paging message from a network device in a serving cell in which the communications device is located; and the communications device determines criterion S on the serving cell based on the first reference signal received power.

Measurement method, device, and system

Embodiments of this application provide a method for receiving and sending a reference signal, an apparatus, and a system, so that a network device can correctly demodulate uplink data of different terminal devices of a same cell. This solution is applicable to a wireless communications system including a first cell. The first cell includes a plurality of terminal devices that can transmit uplink data on a same time-frequency resource. A first terminal device in the plurality of terminal devices determines an index of a first sequence based on a first parameter value, and generates a first reference signal based on the first sequence indicated by the index of the first sequence. Then, the first terminal device sends the first reference signal to the network device. The first parameter value is different from a parameter value corresponding to another terminal device in the plurality of terminal devices.

Method for receiving and sending reference signal, apparatus, and system

Embodiments provide for a channel quality reporting method, an apparatus, and a system. A terminal device determines a first index corresponding to the channel quality, and sends the first index and indication information to a network device. The first index occupies a first field, the first index is an index in an index set corresponding to a case in which a repetition number of a physical downlink control channel and/or a physical downlink data channel is a first repetition number, and the indication information indicates that the first field is occupied by an index corresponding to the first repetition number.

Channel quality reporting method, apparatus, and system

Example communication methods and apparatus are described. In one example method, a first cell includes a plurality of terminal devices that can transmit uplink data on a same uplink time-frequency resource. A first terminal device in the plurality of terminal devices determines a reference time domain location based on a preconfigured uplink time-frequency resource, where the reference time domain location is the same as a reference time domain location determined by another terminal device in the plurality of terminal devices. The first terminal device determines a time domain location that is (first duration×N H+second duration×(N−1)) away from the reference time domain location as a start time domain location of X gaps. The first terminal device further determines a time domain location that is (first duration×(M−1)+second duration x (M−1)) away from the reference time domain location as a start time domain location of Y first durations, where Y=X or Y=X+1. Uplink data is sent by the first terminal device to a network device on a first time-frequency resource used to transmit uplink data.

Communication method, apparatus, and system

A communication method, an apparatus, and a system for determining, by a first terminal device, a reference time domain position based on a preconfigured uplink time-frequency resource, where the reference time domain position is the same as a reference time domain position determined by another terminal device in a plurality of terminal devices, and the reference time domain position is used to initialize a first sequence; generating, by the first terminal device, a first reference signal based on the first sequence and a time interval, where the time interval is an interval between the reference time domain position and a start time domain position of transmission of the first reference signal; and sending, by the first terminal device, the first reference signal to a network device.

Embodiments provide a reference signal receiving and sending method. The solution is used in a plurality of cycles including a first cycle and a second cycle which each includes M first durations, and the first duration includes N paging occasions. The solution includes: determining a first target paging occasion that is in an mfirst duration of the first cycle, where a relative location of the first target paging occasion in the first cycle is different from a relative location of a second target paging occasion in the second cycle, and the second target paging occasion is a target paging occasion in an mfirst duration of the second cycle; determining, based on the first target paging occasion, a time domain resource that is in the mfirst duration of the first cycle; and receiving or sending the reference signal on the time-frequency resource.

Reference signal receiving and sending method, device, and system

A message transmission method and a device are used to accelerate a random access procedure. The method includes: receiving, by a terminal device, a repetition quantity of an uplink message from a network device, in response to determining that a reference signal receive power (RSRP) range of the terminal device is within an RSRP range corresponding to a signal coverage enhancement level 0, wherein the uplink message comprises a third message of a sequence of messages comprised in a random access attempt; calculating, by the terminal device, transmit power based on a power control parameter for the repetition quantity; and sending, by the terminal device, the uplink message to the network device based on the calculated transmit power.

Message transmissions based on power control parameters

Example communication methods and apparatus are described. One example method includes determining a random access preamble by a terminal device. The random access preamble includes six symbol groups. The terminal device determines a frequency location of the random access preamble based on random access configuration information and a preset rule. A frequency hopping interval between a first symbol group and a second symbol group and a frequency hopping interval between a fifth symbol group and a sixth symbol group are equal and are first intervals. A frequency hopping interval between the second symbol group and a third symbol group and a frequency hopping interval between a fourth symbol group and the fifth symbol group are equal and are second intervals. A frequency hopping interval between the third symbol group and the fourth symbol group is a third interval. The random access preamble is sent based on the frequency location.

Communication method, communications device, and network device

Example signal transmission methods and apparatus are described. One example method includes generating a first signal by a network device, where the first signal is used to indicate to a terminal device whether there is paging scheduling information on a first paging occasion. The network device determines a first resource based on at least one of a paging configuration parameter, a first parameter set, a terminal device identifier, or a terminal identification code. The network device sends the first signal to the terminal device on the first resource. The signal transmission methods, network device, and terminal device in the embodiments of this application enable the terminal device to determine, based on the first signal, whether to listen on a downlink control channel, reducing power consumption of the terminal device.

Signal transmission method, network device, and terminal device

The Application discloses a signal sending method that includes: generating, by a network device, a first indication signal, where the first indication signal is used to indicate that a terminal device is not paged and/or no system message changes, the first indication signal corresponds to a first international mobile subscriber identity (IMSI) set, and a quantity of IMSIs in the first IMSI set is less than or equal to a quantity of IMSIs corresponding to one paging occasion (PO); and sending, by the network device, the first indication signal to a first terminal device, where the first terminal device is a terminal device corresponding to any IMSI in the first IMSI set.

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Beijing, China

Yuwan Su