Abstract: A communication method and a device are provided, to properly utilize resources. The communication method includes: configuring, by a network device M first channels in a first time unit for a terminal, indicating, by the network device, N second channels in the first time unit to the terminal by using a downlink control channel, where the second channel is used to send second acknowledgement information and second scheduling request information in the first time unit, a quantity of first channels is M, M+N is greater than or equal to 2×B, M is less than N, the second acknowledgement information is an element in a second acknowledgement information set, B is a quantity of elements in the second acknowledgement information set.

Abstract: A sequence-based signal processing method and apparatus are provided. A sequence meeting a requirement for sending a signal by using a physical uplink control channel (PUCCH) is determined, where the sequence is a sequence {fn} consisting of N elements, fn is an element in the sequence {fn}, and the determined sequence {fn} is a sequence meeting a preset condition; then, the N elements in the sequence {fn} are respectively mapped to N subcarriers to generate a first signal; and the first signal is sent. By using the determined sequence, when a signal is sent by using a PUCCH, a low sequence correlation can be maintained, and a relatively small peak-to-average power ratio (PAPR) value and cubic metric (CM) value can also be maintained, thereby meeting a requirement of a communication application environment in which a signal is sent by using a PUCCH.

Abstract: This application provides a sequence-based signal processing method and apparatus. A sequence meeting a requirement for sending a signal by using a physical uplink control channel (PUCCH) is determined. The sequence is a sequence {fn} including N elements, and fn is an element in the sequence {fn}. The determined sequence {fn} is a sequence that meets a preset condition. Then the N elements in the sequence {fn} are respectively mapped to N subcarriers to generate and send a first signal. With the determined sequence, when the signal is sent by using the PUCCH, a low cross-correlation between sequences can be maintained, and a relatively small peak to average power ratio (PAPR) value and a relatively small and cubic metric (CM) value can be maintained. Therefore, a requirement in a communications application environment in which the signal is sent by using the PUCCH is met.

Abstract: This application discloses a synchronization signal sending method and a related device. The method includes: generating a first synchronization signal sequence and a second synchronization signal sequence, where the first synchronization signal sequence is a sequence obtained based on a first m-sequence, the second synchronization signal sequence is a sequence obtained based on a Gold sequence, the Gold sequence is generated based on a second m-sequence and a third m-sequence, and a generator polynomial of the first m-sequence is the same as a generator polynomial of the second m-sequence; mapping the first synchronization signal sequence onto M subcarriers in a first time unit to obtain a first synchronization signal, and mapping the second synchronization signal sequence onto M subcarriers in a second time unit to obtain a second synchronization signal, where M and N are positive integers greater than 1.

Abstract: A method for transmitting control information to a wireless node. A communications controller determines a region for the control information in a subframe as at least one of a data region and a control region of the subframe. The communications controller modulates the control information, and maps the modulated control information onto resources of the subframe according to the determined region. The communications controller transmits the subframe to the wireless node.

Abstract: The present invention provides an information transmission method, including: generating first information; determining a first sequence from N candidate sequences based on the first information, where the first information belongs to N candidate information, a mapping between the first information and the first sequence belongs to P mappings, each of the P mappings includes a mapping between the N candidate information and the N candidate sequences, and the N candidate sequences are generated based on N dedicated cyclic shift values and a first initial cyclic shift value; and in at least two mappings, dedicated cyclic shift values used to generate candidate sequences corresponding to a same candidate information are different, where the same candidate information belongs to L candidate information in the N candidate information, both P and L are integers greater than 1, and the L is less than or equal to N; and sending the first sequence.

Abstract: Embodiments provide a data transmission method, a network device, and a terminal device. For achieving this, indication signaling indicating data transmission of one transport block can be sent. The indication signaling carries a status value indicating a quantity of coding block groups in the transport block. The status value further indicates at least one coding block group in the data transmission. The status value is represented by using a maximum of K+1 bits, and K is a maximum value of the quantity of coding block groups that can be included in the transport block. In various embodiments, a network device jointly indicates, by using the status value, the quantity of coding block groups in the transport block and the at least one coding block group included in the data transmission, so that a quantity of bits occupied by the indication signaling is reduced, thereby reducing signaling overheads.

Abstract: This application provides a sequence-based signal processing method, a signal processing apparatus, a computer readable storage medium, and a computer program product. A sequence meeting a requirement in an environment in which a signal is sent by using a reference signal or a control channel is determined, where the sequence is a sequence {fn} including N elements, fn is an element in the sequence {fn}, and the determined sequence {fn} meets a preset condition; then the N elements in the sequence {fn} are mapped to N subcarriers respectively, to generate a first signal; and the first signal is sent.

Abstract: In response to a user equipment (UE) sending data to a first network side device over a first channel and to a second network side device over a second channel, a method includes determining that the first channel separately overlaps the second channel and a third channel. The method further includes allocating, according to priorities of the first channel and the second channel, a first transmit power to the first subframe j and a second transmit power to the second subframe i. The first transmit power is less than or equal to a first power upper limit. A sum of the first transmit power and the second transmit power is less than or equal to a first threshold. A sum of third transmit power of the third subframe i+1 and the first power upper limit is less than or equal to a preset threshold.

Abstract: An acknowledgement information sending method and apparatus is provided. A network device determines and sends downlink scheduling signaling, where the downlink scheduling signaling is used to schedule first downlink data to a terminal, the first downlink data is downlink data corresponding to acknowledgement information fed back on a same uplink control channel, and the downlink scheduling signaling is used to determine a first threshold, a second threshold, or a third threshold. The terminal receives the downlink scheduling signaling sent by the network device, determines, based on the first threshold, the second threshold, or the third threshold, the acknowledgement information corresponding to the first downlink data, and sends the acknowledgement information corresponding to the first downlink data to the network device on the same uplink control channel.

Abstract: Embodiments of the present invention provide a power usage state information transmission method and apparatus. The transmission method for transmitting power usage state information according to the present invention includes: determining, by a terminal device, a power headroom PH of a second cell corresponding to the terminal device; and sending, by the terminal device to the first network device, the PH and channel configuration information corresponding to the PH. According to the embodiments of the present invention, the first network device can readily acquire, according to the PH and the channel configuration information, a power usage state of the second cell corresponding to the terminal device. In this way, transmit power of UE between different network devices can be properly allocated, and therefore, system resources are properly used.

Abstract: In an embodiment method, a terminal sends an uplink signal. The uplink signal is used to trigger a base station to send first system information, and the first system information is used by the terminal to camp on a cell. In the embodiment method, correspondingly, the base station receives the uplink signal sent by the terminal, and the base station sends the first system information on a beam in which the terminal is located. In the embodiment method, correspondingly, the terminal receives the first system information sent by the base station on the beam in which the terminal is located.

Abstract: A method for sending a physical uplink control channel includes: generating a physical uplink control channel, where the physical uplink control channel carries a demodulation reference signal and uplink control information, the physical uplink control channel is sent on a resource element set, the resource element set occupies at least two time domain symbols in time domain, the demodulation reference signal is located on at least one time domain symbol of the resource element set, the at least one time domain symbol includes a first time domain symbol, the demodulation reference signal occupies some frequency domain subcarriers of the resource element set on the first time domain symbol, and the some frequency domain subcarriers are the same as frequency domain subcarriers that are occupied by the uplink control information and that are of the resource element set; and sending the physical uplink control channel.

Abstract: A wireless communication method and system, and a device: A first network device determines m first signals, a first spatial resource corresponding to each first signal, and a resource set to which each first spatial resource belongs, and sends a first signal on each corresponding first spatial resource; a second network device determines a response signal according to at least one received first signal, a first spatial resource corresponding to a first signal, and a resource set to which each first spatial resource belongs, and sends the response signal to the first network device; and the first network device sends a second signal to the second network device on k second spatial resources according to the received response signal. The embodiments of the present invention are used for wireless communication.

Abstract: The present disclosure relates to information feedback methods and apparatus. One example method includes receiving signaling from a base station, where the signaling is used to instruct to feed back transmit diversity-based channel state information and sending feedback information to the base station, where the feedback information includes precoding matrix indicator (PMI), the PMI is used to indicate a precoding matrix in a precoding matrix set, and a structure of the precoding matrix is one of two specific structures.

Abstract: The present invention describes a channel measurement method, including: sending, by a base station, first control information to user equipment UE, where the first control information is used to indicate a measurement reference signal of the UE on a carrier, and the first control information includes at least one first measurement configuration set, and is used to instruct the UE to measure the measurement reference signal based on the at least one first measurement configuration set; sending, by the base station, the measurement reference signal to the UE.

Abstract: A sequence-based signal processing method and apparatus are provided. A sequence meeting a requirement for sending a signal by using a physical uplink control channel (PUCCH) is determined, where the sequence is a sequence {fn} consisting of N elements, fn is an element in the sequence {fn}, and the determined sequence {fn} is a sequence meeting a preset condition; then, the N elements in the sequence {fn} are respectively mapped to N subcarriers to generate a first signal; and the first signal is sent. By using the determined sequence, when a signal is sent by using a PUCCH, a low sequence correlation can be maintained, and a relatively small peak-to-average power ratio (PAPR) value and cubic metric (CM) value can also be maintained, thereby meeting a requirement of a communication application environment in which a signal is sent by using a PUCCH.

Abstract: This application discloses a signal transmission method. The method includes: mapping, to M evenly spaced subcarriers, each of a first sequence including M elements and a second sequence including M elements, where the M subcarriers are subcarriers on a same time domain symbol, the first sequence and the second sequence are code division-orthogonal, the first sequence a0, a1, . . . , aM-1 is obtained by extending a third sequence c0, c1, . . . , cK-1 having a length of K, and the second sequence b0, b1, . . . , bM-1 is obtained by extending a fourth sequence d0, d1, . . . dK-1 having a length of K, where M=p×K, i is a variable, a value of i is 0, 1, . . . , M?1, u and v each are one of 0, 1, . . . , p?1, and v is not equal to u; generating a to-be-sent signal based on elements on the M subcarriers; and sending the to-be-sent signal.

Abstract: Embodiments of this application provide a channel state information transmission method, a terminal device, and a network device.

Abstract: This application relates to the mobile communications field, and in particular, to a data sending method in a wireless communications system. A first device generates a signal before DFT transform is performed including 2×M signal elements. The 2×M signal elements include elements in two element groups A and B, the elements in the two element groups respectively meet same-number repetition and inverse-number repetition characteristics, and the 2×M signal elements further include another element group C that does not need to meet the same-number repetition/inverse-number repetition characteristics. The element in the element group A and an element in the element group C are multiplexed before DFT, and there is an interval, so that the element group A is not interfered by the element group B or the element group C.