Ntt Docomo, Inc.

China Telecom Corporation Limited

Panasonic Corporation

Panosonic Corporation

Inventergy, Inc.

Xiaoming She

Lan Chen

Jianchi Zhu

Satoshi Nagata

Xiang Yun

Peng Chen

Jifeng Li

Shan Yang

Bo Liu

Hidekazu Taoka

Hirohito Suda

Minghai Feng

Jingxiu Liu

Yoshihisa Kishiyama

Yu Jiang

Nanxi Li

Jing Guo

Xiaoyu Qiao

Jing Wang

Kazuaki Takeda

Kenichi Higuchi

Mikio Iwamura

Liu Liu

Mingju Li

Juejia Zhou

Song Zhu

Wenbo Wang

Yang Song

Yixue Lei

Hang Yin

Mugen Peng

Dong Liang

Xiaohong Yu

Shengnan Liu

Zheng Jiang

Jingzhou Wu

Bijun Zhang

Chen Lan

Taoka Hidekazu

The present invention relates to the field of mobile communications, and provides an information transmission method, a base station, a terminal, and a communication system. In the present invention, an NR terminal reports LTE neighboring cell CRS interference inhibition capability information of the NR terminal to an NR base station, and the NR base station receives the LTE neighboring cell CRS interference inhibition capability information reported by the NR terminal.

Information transmission method, base station, terminal, and communication system

Provided are a method for reporting and controlling power, and a terminal, a base station and a communication system, which relate to the field of wireless communications. The method for reporting power comprises: a terminal determining whether transmitter switching is supported; the terminal determining whether the power class when one set of transmitters is utilized is the same as the power class when multiple sets of transmitters are utilized; and where the terminal supports transmitter switching and the power class when one set of transmitters is utilized is different from the power class when multiple sets of transmitters are utilized, the terminal reporting, to a base station, capability information of the terminal supporting multiple power classes, such that the base station controls the transmitting power of the terminal according to the capability information of the terminal supporting multiple power classes, thereby improving an uplink coverage range.

Method for reporting and controlling power, and terminal, base station and communication system

Disclosed are a data multiplexing transmission method, a base station, a terminal, and a storage medium. The method comprises: a base station sends service resource occupation information corresponding to a first terminal by means of a control channel, so that a second terminal performs data transmission processing on the basis of the service resource occupation information when detecting the service resource occupation information sent on the control channel. The method, base station, terminal, and storage medium provided by the present application provide a resource multiplexing solution, solve the problem of service resource overlaps between different users, and improve the utilization efficiency of uplink transmission resources.

Data multiplexing transmission method, base station, terminal, and storage medium

A method and device for reporting information based on carrier aggregation and a non-transitory computer-readable storage medium are provided. The method includes: determining a first maximum output power of each of carriers in a carrier aggregation scenario when being used as a single carrier; determining a second maximum output power, in the carrier aggregation scenario, of each of the carriers; and reporting, in response to detecting that there is a target carrier with the first maximum output power larger than the second maximum output power in the carrier aggregation scenario, a power class corresponding to the second maximum output power of the target carrier to a base station.

Method and device for reporting information based on carrier aggregation and storage medium

The present disclosure relates to a communication method, system, base station, and terminal. The method includes: sending, by a first BS, a broadcast message, which comprises: a NID and a PLMN ID, which correspond to each of one or more SNPNs supported by the first BS; receiving, by the first BS, a connection request sent from a terminal, wherein the connection request represents that the first BS supports at least one of one or more SNPNs subscribed by the terminal; establishing, by the first BS, a RRC connection with the terminal; receiving, by the first BS, a RRC connection setup complete message sent from the terminal, wherein the RRC connection setup complete message carries a NID and a PLMN ID, which correspond to a SNPN that the terminal selects to access; and connecting, by the first BS, the terminal to the SNPN that the terminal selects to access.

Communication method and system, base station and terminal

The present disclosure relates to a method, device and system for indicating and obtaining a number of PUCCH repetitions. The method includes: configuring a plurality of physical uplink control channel (PUCCH) resources for a user equipment (UE) through radio resource control signaling; determining a number of repetitions corresponding to each PUCCH resource of the plurality of PUCCH resources by using a predefined rule; determining a current number of repetitions of a PUCCH transmission by the UE; determining a current resource index number of a resource for the PUCCH transmission by the UE corresponding to the current number of repetitions; and sending the current resource index number to the UE, to indicate the current number of repetitions, so that UE decodes the received current resource index number and determines the current number of repetitions.

Method, device and system for indicating and obtaining number of pucch repetitions

The present disclosure relates to the field of wireless communications, and provides a transmitter switching method, a terminal, a base station, a communication system, a transmitter switching apparatus, and a non-transitory computer readable storage medium. The transmitter switching method includes: a base station sends radio resource control extended signaling to a terminal to instruct a transmitter of the terminal to enter a working mode of time division switching between uplink frequency bands, at least one uplink frequency band having multiple uplink carriers; and the base station sends physical downlink control channel scheduling information to the terminal to instruct the transmitter of the terminal to transmit an uplink frequency band used by uplink data.

Transmitter switching method and related apparatuses

The present disclosure provides a multi-antenna transmission coherence capability reporting method, a terminal, a base station and a storage medium, wherein the method includes: after the terminal establishes a connection with the base station, sending, by the terminal, multi-antenna coherence capability information to the base station, wherein the multi-antenna coherence capability information is used for indicating whether the terminal, in an uplink Tx switching mode, is capable of supporting coherence between multiple transmitting antennas for a carrier with two uplink transmission antennas when dynamic switching between two bands is performed.

Multi-antenna coherence capability reporting method, terminal, base station and storage medium

The present disclosure provides a terminal capability reporting method, a user terminal, and a communication system. The terminal capability reporting method includes: reporting User Equipment (UE) capability information to a base station, wherein the UE capability information comprises band pairs in a band combination supporting uplink transmitter (Tx) switching, and a switching time for each of the band pairs, wherein the each of the band pairs comprises a first frequency band and a second frequency band each comprising one or two carriers.

Terminal capability reporting method, user terminal and communication system

Disclosed are a data multiplexing transmission method, a base station, a terminal, and a storage medium. The method comprises: a base station sends service resource occupation information corresponding to a first terminal by means of a control channel, so that a second terminal performs data transmission processing on the basis of the service resource occupation information when detecting the service resource occupation information sent on the control channel. The method, base station, terminal, and storage medium provided by the present application provide a resource multiplexing solution, solve the problem of service resource conflicts between different users, and improve the utilization efficiency of uplink transmission resources.

Provided is a method for configuring coordinated multipoint transmission (CoMP) of the present invention. The method includes: providing a transmission mode to support CoMP and, at a base station (eNB), configuring the transmission mode to support CoMP to a user terminal (UE) by radio resource control (RRC) signaling. According to the method of the present invention, it becomes possible to configure CoMP so that the LTE system can support the CoMP function.

Method for configuring coordinated multipoint transmission

A base station receives channel state information corresponding to each of spare coordinated groups from each of user devices. A first group includes a plurality of coordinated groups arranged in advance. The spare coordinated groups corresponding to each user device are such as selected from the first group and include at least a service sector of best channel quality obtained measurement by the user device. The base station specifies a user device group corresponding to each of coordinated groups contained in each of coordinated group patterns. The user device group corresponding to the coordinated group is formed of user devices having the coordinated group in their spare coordinated groups. The base station uses channel state information reported from the user devices of the user device group corresponding to the coordinated group as a basis to perform user scheduling on the coordinated group.

Communication processing method and base station

To reduce overhead of CSI feedback without decreasing throughput in applying CoMP transmission, a radio communication method of the invention is characterized by including, in a user terminal measuring quality information for each of cells to perform Coordinated Multi-Point transmission, and notifying a radio base station apparatus of the quality information, in the radio base station apparatus calculating a quality difference between the cells to perform Coordinated Multi-Point transmission, by using the quality information for each the cells from the user terminal, determining granularity of inter-cell channel state information for each of the cells based on the quality difference, and notifying the user terminal of the granularity, and, in that the user terminal generating inter-cell channel state information for each of the cells according to the granularity from the radio base station apparatus, and transmitting the inter-cell channel state information for each of the cells to radio base station apparatuses of cells to perform Coordinated Multi-Point transmission.

Radio communication system, radio base station apparatus, user terminal and radio communication method

In the present disclosure, the UE apparatus is classified by type and the demodulation information to use in channel estimation of MUI signals is determined based on the type of the UE apparatus. The channel estimating apparatus for MUI signals has: a user type determining circuit that determines whether a UE apparatus corresponding to an own station belongs to a first type user or a second type user and determines demodulation information to use in channel estimation of MUI signals based on the type of the UE apparatus corresponding to the own station; and a channel estimating circuit that performs channel estimation of a multi-user interference signal based on the determined demodulation information to use in channel estimation of MUI signals. With this structure, it is possible to improve channel estimation accuracy and further to improve the performance of data reception and user and cell throughputs.

Receiving apparatus, data receiving method, and channel estimating apparatus and method therefor

Provided are a method for determining multi-user channel quality in a mobile communication system, a user terminal and a base station of the present invention. The method includes: in each user terminal, calculating the MU CQIs based on a first feedback template notified from a base station that has control over the user terminal or a second feedback template set by the user terminal and feeding the MU CQIs back to the base station. In the first feedback template or the second feedback template, a feedback ratio of MU CQIs for a plurality of hypothetical interference numbers k are defined, k being an integer larger than 0 and smaller than a maximum number of users schedulable by the base station. According to the present invention, it is possible to improve the accuracy in multi-user MIMO scheduling.

Growing community of inventors

Beijing, China

Xiaoming She