Sony Corporation

Ntt Docomo, Inc.

Baidu Online Network Technology (beijing) Co., Ltd.

Jiahui Liu

Qimei Cui

Ningyu Chen

Xiang Sean Zhou

Liu Liu

Qin Mu

Yu Sun

Xiaofeng Tao

Yingni Zhang

Liang Zeng

Xiaodong Xu

Zhongbin Qin

Naoto Okubo

Huiling Jiang

Rui Gao

Kazuaki Takeda

Jin Xu

Lan Chen

Bingshan Hu

Naoto Ookubo

Haowei Wang

Xiuyun Long

Huipeng Li

Lihong Liu

Hongsheng Yang

Yuqi Lu

The present application discloses an information push method and apparatus, a device, and a storage medium, which relate to the field of intelligent search technology. A specific implementation of the method in the present application lies in: acquiring a user feature and an item feature, where both the user feature and the item feature include click through rate information; determining a degree of similarity between the user feature and the item feature; determining, according to the degree of similarity, item information that is recalled; and pushing the item information to a user terminal. According to the present application, item information having a high click through rate may be acquired through a one-channel recall approach, so that information push efficiency is improved and the pushed item information better conforms to user needs.

Information push method and apparatus, device, and storage medium

The present invention relates to a method for realizing data detection for a physical downlink channel in an Internet of Things, and a user equipment unit. The method for data detection includes: monitoring a first communication channel and a second communication channel; and after start of a period during which the second communication channel is monitored, if monitoring periods of the first communication channel and the second communication channel overlap, performing data detection according to priority levels of the channels, wherein the second communication channel is used to transmit information to a group of user equipment units in one transmission, and the information is acknowledge information transmitted by a base station for acknowledgement of reception of uplink data.

Method for data detection, and user equipment

Disclosed are a HARQ-ACK feedback method, a HARQ-ACK extraction method, a base station, and a user equipment. The Hybrid Automatic Repeat reQuest ACKnowledgement (HARQ-ACK) feedback method is performed by a base station, and used to feed back corresponding HARQ-ACKs to a plurality of user equipments. The method includes: generating, by employing a plurality of HARQ-ACKs corresponding to the plurality of user equipments, at least one piece of downlink control information, where for each user equipment, an implicit mapping relationship exists between the user equipment and one or more information bits of the downlink control information; and transmitting to the plurality of user equipments the downlink control information.

HARQ-ACK feedback method, a HARQ-ACK extraction method, a base station, and a user equipment

A data transmitting method is presented for implementing early acknowledgement of receipt of uplink data and new transmission scheduling. The data transmitting method for user equipment includes: receiving scheduling information from a base station; transmitting first uplink data to the base station by an initial number of retransmissions; monitoring, in a first search space, whether a first acknowledgement signal for uplink data has been received from the base station, and meanwhile, monitoring, in a second search space, whether a second acknowledgement signal for uplink data has been received from the base station; in the case that the first acknowledgement signal has been received in the first search space, stopping retransmitting the first uplink data; and in the case that the second acknowledgment signal has been received in the second search space, stopping retransmitting the first uplink data, and starting to transmit the second uplink data to the base station.

Data transmitting method, acknowledgment signal transmitting method, user equipment, and base station

The present invention provides a method for allowing user terminal to acquire information about paging physical resource blocks (PRBs), a method of allowing a base station to indicate information about paging PRBs to UE, a method of allowing UE to determine allocation of paging PRBs, a method of allowing a base station to allocate paging PRBs, a base station and UE. The above method of allowing user terminal to acquire information about paging physical resource blocks (PRBs) includes detecting an anchor PRB, reading information carried by the anchor PRB, and acquiring information about the non-anchor paging PRBs associated with the anchor PRB based on the information carried by the anchor PRB. By this method, non-anchor paging PRBs can be specified to the UE.

User terminal, radio base station, and radio communication method for operating with non-anchor carriers in narrowband internet of things

This application provides data transmitting method, a data receiving method, a user equipment, and a base station, which can realize early acknowledgment of uplink data reception. The data transmitting method for a user equipment includes: transmitting uplink data to a base station with an initial retransmission times; determining, within a predetermined interval, whether an acknowledged signal of the uplink data is received from the base station, wherein in the case where the acknowledged signal is received within the predetermined interval, transmission of the uplink data is stopped; and in the case where the acknowledged signal is not received within the predetermined interval, the uplink data is transmitted to the base station in a subsequent retransmission mode, until the acknowledged signal is received from the base station or a maximum retransmission times is reached.

Data transmission method, data receiving method, user equipment and base station

A device and method controlling working state change of a small cell and a base station including the device. The device includes: an information acquiring unit that acquires interference between a small cell to be controlled and an adjacent small cell and/or load of the small cell to be controlled; and a state change determination unit that determines working state change to be performed by the small cell to be controlled according to the acquired interference and/or load. The working state includes multiple sleep levels from low to high. A sleep degree of the small cell to be controlled in a low sleep level is less than a sleep degree of the small cell to be controlled in a high sleep level, the working state change being performed among multiple sleep levels.

Device and method for controlling working state change of small cell

A frequency allocation method and device for an unauthorized frequency band. The method includes: a controller acquires a business load status of plural macro base stations having similar coverage ranges and operated by different operators, and generates, based on the business load status, allocation information about an unauthorized frequency band, to mutually exclusively allocate the unauthorized frequency band to plural macro base stations; the macro base stations receive the allocation information about the unauthorized frequency band, to determine the unauthorized frequency band monopolized by the macro base stations from an unauthorized frequency band resource, and generate indicative information about the monopolized unauthorized frequency band; and a small base station receives the indicative information, detects state of the unauthorized frequency band monopolized by the macro base stations, and dynamically accesses, according to a detecting result, a specific unauthorized frequency band in the unauthorized frequency band monopolized by the macro base stations.

Frequency allocation method and device for unauthorized frequency band

A base station side device and method and user side device and method for wireless communication. The device includes: a sending unit configured to send instruction on an unauthorized frequency band detection to a user equipment (UE) served by the cell where the device is located; a receiving unit configured to receive from the UE a signal representing occupancy status of the unauthorized frequency band; and a determination unit configured to determine based on the signal received by the receiving unit whether to use the unauthorized frequency band for communication, the unauthorized frequency band occupancy status includes occupied/idle status and the type of the occupying system, and the type of occupying system includes one of an unauthorized communication system and an authorized communication system.

Base station side device and method and user side device and method for wireless communication

A wireless communication device and a wireless communication method. The wireless communication device for use on a base station side includes one or more processors. The processor is configured to determine start time and end time of data transmission on one or more auxiliary carriers on an unlicensed frequency band. The processor is further configured to control to send indication information about the start time and the end time to other base stations.

Wireless communication device and wireless communication method

The present disclosure relates to wireless communication equipment and a wireless communication method. According to the wireless communication equipment for a base station side in an embodiment, the wireless communication equipment comprises one or multiple processors, and the one or multiple processors are configured to: determine to-be-transmitted communication content of a user equipment for a base station on a target unauthorized frequency band and estimate a transmission progress; and generate indicating information about the transmission progress, and add the indicating information into a communication frame of the user equipment for transmitting the indicating information.

Wireless communication equipment and wireless communication method

A frequency allocation method and device for an unauthorized frequency band. The method includes: a controller acquires a business load status of plural macro base stations having similar coverage ranges and operated by different operators, and generates, based on the business load status, allocation information about an unauthorized frequency band, to mutually exclusively allocate the unauthorized frequency band to plural macro base stations; the macro base stations receive the allocation information about the unauthorized frequency band, to determine the unauthorized frequency band monopolized by the macro base stations from an unauthorized frequency band resource, and generate indicative information about the monopolized unauthorized frequency band; and a small base station receives the indicative information, detects state of the unauthorized frequency band monopolized by the macro base stations, and dynamically accesses, according to a detecting result, a specific unauthorized frequency baud in the unauthorized frequency band monopolized by the macro base stations.

A device and method controlling working state change of a small cell and a base station including the device. The device includes: an information acquiring unit that acquires interference between a small cell to be controlled and an adjacent small cell and/or load of the small cell to be controlled or load distributed by other small cells and to be borne by the small cell to be controlled; and a state change determination unit that determines working state change to be performed by the small cell to be controlled according to the acquired interference and/or load. The working state includes multiple sleep levels from low to high. A sleep degree of the small cell to be controlled in a low sleep level is less than a sleep degree of the small cell to be controlled in a high sleep level, the working state change being performed among multiple sleep levels.

Growing community of inventors

Beijing, China

Jiahui Liu