Abstract: Disclosed is a method for transmitting data. The method comprises: dividing an available system bandwidth into a plurality of pre-defined candidate positions, and determining a frequency domain position of data transmission based on the pre-defined candidate positions; and transmitting data in the determined frequency domain position. Also disclosed is a device for transmitting data, comprising: a dividing module configured to divide an available system bandwidth into a plurality of pre-defined candidate positions; a determination module configured to determine a frequency domain position of data transmission based on the pre-defined candidate positions; and a transmission module configured to transmit data in the determined frequency domain position.

Abstract: The embodiments of disclosure disclose a method and device for processing information. The method includes that: according to a predefined rule, subframes of a first serving cell are divided into multiple subframe groups; a management mode is configured for each of the subframe groups; and according to the management mode configured for each of the subframe groups, information on the first serving cell is processed. By means of the embodiments of the disclosure, a problem that some downlink subframes in a serving cell cannot be scheduled is solved, and different requirements of all subframes can be met, thereby improving a performance of a system, and ensuring an efficiency of data transmission.

Abstract: Methods, nodes, a system, and computer storage mediums for non-contention random access are provided. The method for non-contention random access includes that: a first node sends configuration information of non-contention random access to a second node through a downlink channel; and the second node obtains the configuration information of the non-contention random access, and sends a random access message on a Physical Random Access Channel (PRACH) according to the configuration information.

Abstract: The present disclosure provides a method and an apparatus for information transmission. The method includes: transmitting information or a channel over one or more of available narrow bands. The available narrow bands include available uplink narrow bands and/or available downlink narrow bands and the available narrow bands are determined based on information including at least one of: a system bandwidth, a cell identity, a position of an anchor carrier, information indicated by a PSS, information indicated by an SSS, information indicated by a MIB and information indicated by a SIB. The information or channel transmitted over the one or more narrow bands includes at least one of: a downlink control channel, a PDSCH, an RAR, a paging message, a SIB, a MIB, a PRACH, a PUSCH, and a PUCCH. The above solution solves the problem regarding how to obtain multiple narrow bands/carriers in NB-IoT and provides a scheme for determining available narrow bands.

Abstract: A method, a device and a system of determining a transmission parameter of a data shared channel are provided. The method includes: receiving downlink control information including a field configured to determine a transmission parameter of a data shared channel; and determining the transmission parameter according to the field.

Abstract: The present invention provides a method and apparatus for determining a scheduling gap, wherein, the method comprises: demodulating the NarrowBand Physical Downlink Control Channel in order to determine the initial subframe of the scheduled NarrowBand Physical Downlink Shared Channel (NB-PDSCH) or the NarrowBand Physical Uplink Shared Channel (NB-PUSCH), wherein, the basis for determining the initial subframe comprises at least one of the following: the final subframe of the NB-PDCCH, the final subframe in the search space where the NB-PDCCH is located, the resource allocation within the scheduling window, and the scheduling gap indication. The implementation of the present technical solutions solves the problem of how to determine the scheduling within the NarrowBand system, thereby saving indication expenditure and improving resource usage efficiency.

Abstract: Disclosed are a method, device and system for determining a coding modulation parameter. The method comprises: a terminal receives downlink control information from a base station, and determines a coding modulation parameter according to a domain, within the downlink control information, used for determining the coding modulation parameter. In the present invention, a coding modulation parameter is determined according to a domain, within downlink control information, used for determining the coding modulation parameter, thereby implementing coding modulation parameter determination for an NB-IOT system.

Abstract: Provided are an information transmission method and apparatus, which relate to wireless communication. The method includes determining a frequency hopping pattern; and sending uplink information on a specified physical resource block (PRB) according to the frequency hopping pattern, or receiving or detecting downlink information on the specified PRB according to the frequency hopping pattern. The frequency hopping pattern is determined according to at least one of the following information: a time domain frequency hopping granularity; an available subframe set; an available subband set; a time division duplex (TDD) uplink and downlink configuration; a number of PRBs included in each available subband; and an cell identifier of a cell in which a terminal currently resides.

Abstract: The present embodiments provide a method for the transmission of messages during random access, comprising: terminals that transmit type-1 messages to the base station according to the type-1 message transmission method corresponding to the terminal set to which the terminal belongs; wherein, the terminal sets are classified according to the subcarrier transmission capability supported by the terminals. The present embodiments also provide three other methods for the transmission of messages during random access, as well as the corresponding devices and computer storage mediums.

Abstract: Embodiments of the present disclosure provide a method and apparatus for information transmission, which comprises configuring a transmission window within a scheduling window; wherein, a scheduling window comprises K transmission windows, a transmission window comprises P available subframes, K is an integer greater than 0, P is an integer greater than 1, and the available subframes within the transmission window are utilized to transmit data. By using at least two subframes within a transmission window to transmit data, the technical solutions provided by the present embodiments allow for the channel coding and rate matching of system information, such as SIB1 information, to no longer be restricted to within a single subframe; this technology is especially applicable to system information transmission in systems like NB-IoT, and ensures transmission performance of system information like NB-IoT SIB1 information.

Abstract: The present disclosure provides a synchronization signal transmission method, device, and system. The method includes: periodically transmitting, by a base station, a synchronization signal and a Physical Broadcast Channel PBCH to a terminal according to a preset transmission subframe pattern, wherein the synchronization signal comprises a primary synchronization signal PSS and a secondary synchronization signal SSS, and the transmission subframe pattern indicates positions of transmission subframes of the synchronization signal and the PBCH in a plurality of radio frames within a predetermined period of time.

Abstract: The present invention provides a data transmission method and apparatus. The method includes: transmitting physical downlink channel data according to a first-type reference signal (RS) or a second-type RS or a third-type RS. The method of the present invention ensures a balance between data transmission performance and RS overheads for different NarrowBand—Internet Of Things (NB-IOT) physical downlink channel data, thereby resolving the problem in the related art of not knowing which RS is to be used to transmit NB-IOT physical channel data.

Abstract: Provided are a method and device for sending control information and receiving control information. The method for sending control information comprises repeatedly sending control information within a scheduling period of the control information M times, wherein the scheduling period is the length of N radio frames, N and M are positive integers greater than 1, and N is greater than or equal to M. The disclosure solves the technical problem in the related art that control information cannot be correctly received in a low-coverage environment and thus a terminal cannot normally access a network, achieving the technical effect of accurately receiving the control information so as to ensure that the network can be accessed normally.

Abstract: A method and a terminal for uplink power control are disclosed. The method comprising: determining the uplink transmit power by a terminal according to a transmission scenario in which the terminal belongs. In embodiments of present disclosure, uplink transmit power is determined by a terminal for uplink transmission, wherein a scheme of uplink power control is achieved.

Abstract: The present disclosure provides a method and an apparatus for uplink signal transmission. The method includes: generating an uplink demodulation reference signal to be transmitted within a first time-frequency unit, the first time-frequency unit including one or more sub-carriers in frequency domain; mapping the uplink demodulation reference signal to a first time-frequency position of the first time-frequency unit; and transmitting the uplink demodulation reference signal within the first time-frequency unit and uplink data corresponding to the uplink demodulation reference signal.

Abstract: Disclosed are a method and system for allocating random access channel resources, wherein the method includes the following steps: a first node sending random access channel configuration information through a downlink channel, wherein the information includes at least configuration information of a random access channel allocated to a second node. The present document relates to the field of mobile communication. The technical solution according to the embodiment of the present document is applicable to a machine type communication (MTC) system, thereby solving the problem of an MTC user equipment (UE) receiving a random access response message, and achieving a receiving configuration of the random access response message in an improvement design.

Abstract: The present invention provides a method, a base station, and a terminal for transmitting system information, wherein, the method includes: determining available system information retransmission resources (201); the base station predefining that part of or all of the available system information retransmission resources are used for retransmission of system information (202).

Abstract: Provided are a method and device for information transmission in a Machine Type Communication (MTC) system. The method includes that: a subframe set and a narrowband for transmitting first information are determined according to a Physical Cell Identity (PCID); and the first information is sent or received on the subframe set and the narrowband.

Abstract: Disclosed are a method and an apparatus for sending and receiving a downlink control channel. The method comprises: a base station determines position(s) of one or more search spaces according to at least one of a coverage level and a message type, and sends a downlink control channel in the search space, the coverage level comprising at least a non-coverage enhanced level (CE0) and coverage enhanced levels (CE1, CE2, CE3), the message type comprising at least random access response (RAR), paging, radio resource control (RRC), and transmission power control (TPC); the search space comprising: a collective search space (CSS), a dedicated search space (dedicated SS), and a non-user search space (non-USS); and the position of the search space comprising: a narrow-band/frequency domain position, a time domain position, and a set position.

Abstract: Disclosed are a method and device for response information transmission, a terminal, a base station and a storage medium. The method for response information transmission includes: when a time division duplex serving cell and a frequency division duplex serving cell are performing carrier aggregation and are configured to employ a physical uplink control channel (PUCCH) format 1b with channel selection mode for transmission of hybrid automatic repeat request-acknowledgement (HARQ-ACK) response information, determining HARQ-ACK response information transmitted on an uplink subframe by a first serving cell and a second serving cell, and transmitting the determined HARQ-ACK response information via a PUCCH or a physical uplink shared channel (PUSCH).