China Mobile Communications Group Co., Ltd.

China Mobile Communications Corporation

China Mobile Communication Co.,ltd Research Institute

Qixing Wang

Jing Jin

Fei Wang

Hui Tong

Guangyi Liu

Xiaodong Xu

Jianjun Liu

Zhihua Shi

Liang Xia

Yi Zheng

Dajie Jiang

Xiaodong Shen

Dan Wu

Yi Zhang

Yan Li

Nan Li

Xueying Hou

Jing Dong

Hai Tang

Jingwen Zhang

Yuhong Huang

Lijie Hu

Lu Han

Zhenping Hu

Tuo Yang

Chengkang Pan

A transmission method and a transmission device are provided. The transmission method for a first node or a third node includes obtaining information of a fifth time-frequency resource, and performing at least one of the following operations on the fifth time-frequency resource: indicating or configuring whether a second node performs transmission on the fifth time-frequency resource, the second node being a next-hop node of the first node; indicating that the fifth time-frequency resource is to be used by the first node or the second node for transmission; not expecting the second node to perform the transmission on the fifth time-frequency resource; not scheduling the second node to perform the transmission on the fifth time-frequency resource; or not configuring the second node to perform the transmission on the fifth time-frequency resource.

Transmission method and device

A signal processing method includes: sending first information to a terminal, the first information including: relation information of a TRS or a CSI-RS with an SRS, and the first information being used to indicate that the terminal adjust a sending frequency of the SRS according to a TRS or CSI-RS estimated frequency.

Signal processing method and device

A resource processing method and a resource processing device are provided. The method includes: configuring at least one downlink resource in addition to a cell-specific resource configuration; and/or configuring at least one uplink resource.

Resource processing method and device

The present application provides a control information sending method and receiving method, a terminal, and a network side device. The method comprises: receiving sidelink feedback control information (SFCI) sent by at least one second terminal; and sending uplink control information over first uplink resources according to the received SFCI.

Control information sending method and receiving method, terminal, and network side device

A method and an apparatus for transmitting indication signaling, a method and an apparatus for receiving indication signaling, a network side device and user equipment are provided. The method includes: transmitting indication signaling on a target physical resource or a target downlink control channel, wherein the indication signaling includes monitoring information for at least one UE, and the monitoring information includes at least one of: first indication information, used to indicate an activity state for at least one subsequent discontinuous reception (DRX) cycle; second indication information, used to indicate a DRX parameter configuration for the at least one subsequent DRX cycle; third indication information, used to indicate monitoring information of a downlink control channel to be monitored; fourth indication information, used to indicate a monitoring state in at least one subsequent paging occasion.

Method and apparatus for transmitting indication signaling, method and apparatus for receiving indication signaling, network side device, and user equipment

Disclosed are a CSI-RS configuration and CSI feedback method and apparatus, and a relevant device, which are used for implementing 16-port CSI-RS configuration and performing CSI feedback based on a 16-port CSI-RS. The CSI-RS configuration method comprises: determining 16-port channel state information-reference signal (CSI-RS) configuration information configured to a user equipment (UE), wherein the CSI-RS configuration information comprises information about a resource element (RE) occupied by a 16-port CSI-RS configured to the UE, and the RE occupied by the 16-port CSI-RS comprises an RE other than REs occupied by a physical downlink control channel (PDCCH), a cell-dedicated reference signal (RS) and a UE-dedicated RS; and sending, to the UE, the 16-port CSI-RS configuration information configured to the UE.

CSI-RS configuration and CSI feedback method and apparatus, base station and user equipment

A demodulation reference signal (DMRS) indication method includes: a base station allocating designated DMRS ports, numbers of layers and orthogonal cover code (OCC) lengths to a user equipment (UE) according to a DMRS configuration parameter indication table, wherein a plurality of DMRS configuration parameter indication entries with a plurality of OCC length combinations of at least two OCC lengths are recorded in the DMRS configuration parameter indication table; according to DMRS configuration parameter information allocated to the UE, generating corresponding DMRS indication information, and sending the DMRS indication information to a corresponding UE. Also disclosed are a base station, a UE and a DMRS indication system.

DMRS indication method and system, base station and user equipment

The disclosure discloses a method of indicating channel state information reference signal (CSI-RS), comprising: when transmitting a CSI-RS via a downlink pilot time slot (DwPTS), generating, by a base station, a radio resource control (RRC) signaling indicative of a CSI-RS resource configuration state; and transmitting, by a base station, the RRC signaling to user equipment (UE); wherein the step of generating the RRC signaling indicative of the CSI-RS resource configuration state includes configuring a first field of the RRC signaling to be a special time slot, and configuring a second field of the RRC signaling to be a CSI-RS pattern in the special time slot; the configured special time slot is configured to instruct the UE satisfying a predefined condition to obtain the CSI-RS pattern indicated in the second field; the first field indicates a CSI-RS subframe configuration state; and the second field indicates a CSI-RS configuration of channel state information. The disclosure also discloses a base station and UE.

Method of indicating CSI-RS, base station and user equipment

The disclosure provides a method of transmitting transmission channel state information, and device, base station and terminal utilizing the same. The method comprises: transmitting, by 16 channel state information reference signal (CSI-RS) ports, CSI-RSs, wherein the CSI-RSs are mapped to a resource element (RE) set in CSI-RS pilot patterns, the RE set comprises REs mapping to 2 sets of 8 CSI-RS ports, a first set of CSI-RS port serial numbers and a second set of the CSI-RS port serial numbers in the 16 CSI-RS ports are mapped to REs mapping to a first set of the 8 CSI-RS ports in the 2 sets of the 8 CSI-RS ports, and a third set of CSI-RS port serial numbers and a fourth set of the CSI-RS port serial numbers in the 16 CSI-RS ports are mapped to REs mapping to a second set of the 8 CSI-RS ports in the 2 sets of the 8 CSI-RS ports; and measuring, by a receiving end, according to the CSI-RSs, channel state information. The embodiments of the disclosure can reduce repeated CSI-RS overheads, while increasing accuracy of a CSI measurement comparing to a conventional terminal, enhancing performance of a base station.

Method of transmitting transmission channel state information, and device, base station and terminal utilizing same

A Demodulation Reference Signal (DMRS) port indication method, device and a base station are disclosed. A provided DMRS port indication table covers all cases of transmission maximally supporting 8 layers, and 4 bits defined by DMRS port indication information may indicate all the cases in the DMRS port indication table in combination with single-codeword transmission and double-codeword transmission cases of a related standard, so that bit overhead of the DMRS port indication information may be reduced.

Demodulation reference signal port indication method, device, and base station

Provided are a method, device, and system for indicating a channel state information reference signal (CSI-RS) resource. A base station can configure one or more channel state information reference signal (CSI-RS) resources for a plurality of terminals within a cell covered by the base station, and can indicate a CSI-RS resource that can be used by each terminal in the plurality of terminal and belongs to the one or more CSI-RS resources, thereby enabling each terminal to perform measurement and feedback of channel state information according to the CSI-RS resource indicated by the base station by using a physical layer signal or a media access layer signal. In the present scheme, CSI-RS configuration of terminals can be quickly and flexibly changed by introducing a physical layer signal or a media access layer signal, thereby reducing overheads of CSI-RS without affecting system performance.

Method and device for indicating channel state information reference signal resource

The disclosure discloses Network Assisted Interference Cancellation and Suppression (NAICS), methods and devices for controlling the same, which are configured to reduce processing complexity of User Equipment (UE) in NAICS under the condition of no excessive high-layer signalling overhead and no waste of a Carrier Aggregation (CA) capability of the UE in a CA scenario. The method for NAICS includes that: the UE receives an Interference Cancellation (IC) indication message sent by a Node B, and the IC indication message includes an Identifier (ID) of a Component Carrier (CC) which is targeted when the UE performs NAICS. The CC is a CC which performs CA transmission on the UE; and the UE performs NAICS on the CC according to the IC indication message.

Network assisted interference cancellation and suppression, methods and devices for controlling the same

Disclosed in embodiments of the present invention are a CSI-RS transmission method, an inspection method and a device thereof. The transmission method comprises: transmitting a CSI-RS via any downlink subframe other than a special subframe, a downlink subframe transmitting a control message, or a downlink subframe transmitting a system message. Embodiments of the present invention enable the CSI-RS to be prevented from conflicting with the control message, the system message, and a message carried by the special subframe.

CSI-RS transmission method and detection method and apparatuses thereof

A method for controlling the downlink transmission and a device for the signal associated processing in the coordinated multi-point transmission system are provided, which relate to the mobile communication technology, for optimizing the downlink transmission control in the coordinated multi-point transmission system. The embodiment aims at the coordinated multi-point transmission system, and in the base station side according to the SINRlevel of the frequency domain resource block fed back by the user, the mating result of the user, the associated resource allocation result and the pretreatment weight value result, determines the Modulation and Coding Scheme (MCS) level of the scheduled user channel to provide the accuracy of the MCS level, thus optimizing the downlink resource configurations, further increasing the throughput of the system.

Method and device for controlling the downlink transmission in the coordinated multi-point transmission system

A method, a device and a system for indicating terminal specific Demodulation Reference Signal (DMRS) are provided by the invention. The method includes that: a network side creates signal indicating information, and sends the created signal indicating information to a terminal (S); the terminal, according to Transmission Block (TB) indicating information of the TB and multiple bits control information which are included in the signal indicating information, confirms DMRS pattern information, antenna port information and a scrambling ID of a reference signal sequence (S) allocated for itself. The method, the device and the system provide by the invention, compared to the prior art, reduce signaling overhead which indicates the terminal specific DMRS, thus reducing resources waste of the system.

Growing community of inventors

Beijing, China

Qixing Wang