China Mobile Communications Group Co., Ltd.

China Mobile Communication Co.,ltd Research Institute

Chinese Academy of Sciences

China Mobile Communications Corporation

China Mobile Communication Ltd., Research Institute

China Mobile Communications Co., Ltd Research Institute

China Mobile Comm. Co., Ltd. Research Institute

Jing Dong

Xueying Hou

Lijie Hu

Wei Wang

Yi Zheng

Tieniu Tan

Xiaodong Xu

Qixing Wang

Bo Peng

Xiaodong Shen

Dan Wu

Liang Xia

Rui Wang

Guangyi Liu

Jingwen Zhang

Jing Jin

Ting Ke

Yinlong Qian

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 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

A transmit power indication method, a transmit power receiving method, a network device and an access device are provided. The transmit power indication method is applied to a network device, and includes transmitting indication information on a first link of the network device, wherein the indication information is used to indicate current transmit power of the first link of the network device, or to indicate a transmit power offset of the first link, wherein the transmit power offset is a difference between the current transmit power of the first link and transmit power of the network device before the network device transmits the indication information.

Transmit power indication method, transmit power receiving method, network device and access device

The present disclosure provides a method and a device for transmitting information in a wireless communication system. In the method for transmitting information in a wireless communication system provided by embodiments of the present disclosure, a granularity is provided, when uplink (UL) and downlink (DL) adopt different numerologies, and a corresponding timing is provided by taking the granularity as a unit, which provides a basis for scheduling design of 5G New Radio (NR).

Method and device for transmitting information in wireless communication system

Disclosed in the present application are a message transmission method, user device, base station, and computer storage medium, the method comprising: receiving uplink authorisation information or re-transmission indication information sent by a base station side; on the basis of the serial number of the downlink sub-frame carrying the uplink authorisation information or re-transmission indication information, determining a corresponding at least one sub-frame time delay, and on the basis of the at least one sub-frame time delay, determining at least one uplink resource; the uplink resource being an uplink sub-frame and/or an uplink pilot time slot in a special sub-frame; and implementing uplink shared channel transmission in the at least one uplink resource.

Message transmission method, user device, base station, and computer storage medium

The present disclosure provides a transmission method, a transmission device, a mobile communication terminal, and a network side device, so as to implement bundling transmission of an uplink shared channel. The transmission method includes: a subframe determination step of determining, by a UE, a first start subframe within which a PUSCH is to be transmitted currently; and a first transmission step of, when a bundling transmission condition has been met, bundling a plurality of subframes from the first start subframe, and transmitting the PUSCH through uplink resources in the bundled subframes, the bundled subframes at least comprising a special subframe having an UpPTS capable of being adopted for transmitting the PUSCH.

Transmission method, transmission device, mobile communication terminal and network side device

A transmission method, a mobile communication terminal and a network side device are provided. The transmission method includes: receiving uplink grant information transmitted from a network side device; determining a subframe offset value in accordance with a first subframe number of a reference subframe where the uplink grant information is located, an UL/DL configuration of a current frame structure, and a processing time capability of a user; determining a target subframe, the target subframe being an uplink subframe or a special subframe, a difference between a second subframe number of the target subframe and the first subframe number being equal to the subframe offset value; and transmitting a PUSCH within the target subframe.

Transmission method, mobile communication terminal, and network side device

Method and apparatus are provided for determining a feedback time sequence of a hybrid automatic repeat request. The method includes: determining a configuration of a currently used TDD frame structure, wherein the configuration of the TDD frame structure comprises uplink and downlink configurations and a special sub-frame ratio; determining the size of a currently used transmission time interval (TTI); and according to the configuration of the TDD frame structure and the size of the TTI, determining a relative position relationship between a data transmission TTI and a feedback TTI thereof in a HARQ process, or a relative position relationship between an initial transmission TTI, a feedback TTI and a retransmission TTI. A communication device and a storage medium are also provided.

Method and apparatus for determining a feedback time sequence, and device and storage medium

A perspective distortion characteristic based facial image authentication method and storage and processing device thereof are proposed. The method includes: S: recognizing key points and a contour in a 2D facial image; S: acquiring key points in a corresponding 3D model; S: calculating camera parameters based on a correspondence between the key points in the 2D image and the key points in the 3D model; S: optimizing the camera parameters based on the contour in the 2D image; S: sampling the key points in the two-dimensional facial image by multiple times to obtain a camera intrinsic parameter estimation point cloud; and S: calculating the inconsistency between the camera intrinsic parameter estimation point cloud and the camera nominal intrinsic parameters, and determining the authenticity of the facial image. The present disclosure can effectively authenticate the 2D image and has a relatively higher accuracy.

Perspective distortion characteristic based facial image authentication method and storage and processing device thereof

An image tampering forensics method includes labeling an observation clue of a to-be-detected image, constructing a three-dimensional morphable model of an object of a category to which the target object belongs, estimating a three-dimensional normal vector to the supporting plane according to the observation clue, estimating a three-dimensional attitude of the target object according to the observation clue and the three-dimensional morphable model to obtain a plane normal vector to a plane where a side of target object in contact with the supporting plane is located, computing a parallelism between the target object and the supporting plane, and/or among a plurality of target objects, and judging whether the to-be-detected image is a tampered image or not according to the parallelism.

Image tampering forensics method and apparatus

The present invention provides a method for detecting image steganography based on deep learning, which comprises: filtering images having steganographic class label or true class label in a training set with a high-pass filter to obtain a training set including steganographic class residual images and true class residual images; training a deep network model on said training set to obtain a trained deep model for steganalysis; filtering the image to be detected with said high-pass filter to obtain a residual image to be detected; detecting said residual image to be detected on said deep model so as to determine whether said residual image to be detected is a steganographic image. The method for detecting image steganography in the present invention can create an automatic blind steganalysis model through feature learning and can identify steganographic images accurately.

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Beijing, China

Jing Dong