Telefonaktiebolaget Lm Ericsson (publ)

Boe Technology Group Co., Ltd.

Tsinghua University

Vmware, Inc.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Optis Wireless Technology, LLC

Kyland Technology Co., Ltd.

Beijing Horizon Information Technology Co., Ltd

Lei Xiao

Huaisong Zhu

Min Huang

Jing Wang

Feng Li

Jun Xu

Renrong Liang

Yipeng Zhang

Yang Liu

Xinghua Song

Jianfeng Wang

Yongquan Qiang

Yang Tian

Shaowei Yu

Mei Zhao

Xueqin Chen

Kai Zhao

Tobias Tynderfeldt

Jianhua Du

Yanchao Zhang

Tailiang Li

Shuang Yin Liu

Li Huang

Ping Wu

Jie Mao

Yimin Chen

Xiaodong Yang

Jiying Xu

Yungchiang Lee

Bin Bu

Honghe Tan

Lansheng Wang

Shou Ye

Zhongpeng Tian

Jingyue Nie

Lijuan Huang

Gaoling Zhang

Xuan Wen

Zhonglong Chen

Qinyuan Chu

Shihong Zheng

Xuewei Gao

Erfei Yin

Yibo He

A method is implemented in a digital unit connected with a plurality of distributed antennas including a first antenna, a second antenna and a third antenna. The method comprises: causing transmitting a first signal from the first antenna, a second signal from the second antenna, and a third signal from the third antenna in a same frequency resource; obtaining a receiver and transmitter side loop-back phase difference between the first antenna and the second antenna based on the first signal received at the third antenna, the second signal received at the third antenna, the third signal received at the first antenna, and the third signal received at the second antenna; and obtaining estimations of a time delay difference and an initial phase difference between the first and second antennas based on the obtained loop-back phase difference.

Method and apparatus for antenna calibration in a wireless communication system

A method for managing a Massive Multiple Input Multiple Output (M-MIMO) base station is disclosed. The method comprises receiving from a neighbour base station a notification of load conditions at the neighbour base station () and obtaining measurements on communication resources associated with the neighbour base station (). The method further comprises determining whether there exists within a spatial distribution of traffic served by the neighbour base station a region having a concentration of traffic which is above a threshold level (), and, if such a region exists, and if a condition for load transfer from the neighbour base station is fulfilled, causing at least one reference signal transmitted by the M-MIMO base station to be transmitted towards the determined region with a signal strength sufficient to trigger handover of a device in the determined region to the M-MIMO base station ().

Managing a massive multiple input multiple output base station

A magnetron sputtering device, a magnetron sputtering apparatus, and a magnetron sputtering method are provided. The magnetron sputtering device includes: a target material bearing portion, configured to bear a target material thereon; a magnet bearing section, configured to bear a magnet thereon and to be capable of driving the magnet to perform reciprocating motion along a predetermined path with respect to the target material bearing portion; a limit sensor, configured to determine an end-point position of the predetermined path along which the magnet performs reciprocating motion; the end-point position determined by the limit sensor can be adjusted along the predetermined path during a working procedure of the magnetron sputtering device.

Magnetron sputtering device, magnetron sputtering apparatus and magnetron sputtering method

A computer implemented method receives a switch session request from a source client device that is running a virtual desktop session. The method identifies a list of one or more potential destination client devices based on the source client device. The method then selects a desired destination client device from the list, disconnects the virtual desktop session from the source client device, and establishes a connection between the virtual desktop session and the desired destination client device.

Gesture based switching of virtual desktop clients

Disclosed is a heterogeneous field devices control management system based on an industrial internet operating system. In order to solve the problems that it is difficult to add new heterogeneous field devices to an existing system, as well as that the system has low security and a real-time performance, on one hand, according to embodiments of the present disclosure, on the basis of the differences of real-time requirements of services operated by heterogeneous field devices, a real-time virtual machine processes a real-time service and a non-real-time virtual machine processes a non-real-time service, thus different operating environments could be customized for a real-time service and a non-real-time service, avoiding the situation that when a system upgrade is made for a non-real-time service or a non-real-time virtual service fails, a real-time service is also affected, service isolation is realized, and, stability and reliability of industrial field control are enhanced.

Heterogeneous field devices control management system based on industrial internet operating system

An electronic device includes a wristband comprising a first main surface and a second main surface disposed oppositely; a first display panel and a second display panel which are disposed on the wristband and at least partially facing each other. The first display panel is disposed on the first main surface and the second display panel is a flexible display panel and disposed on the second main surface.

Electronic device

A method () in a radio network node () of a wireless communication system () for selecting a MSGsize for a User Equipment (UE) () that is performing handover from a serving network node () to a neighbor network node () is disclosed. The method () comprises receiving (S) 5 measurement information related to the UE () from the serving network node (). The method () comprises selecting (S) the MSGsize based on the measurement information. The method () further comprises transmitting (S) the MSGsize to the UE (), based on which UE related information is transmitted to the neighbor network node ().

Methods, radio networks nodes and a user equipment

The embodiments disclose a method and apparatus for performing DL MU-MIMO transmission in a radio communication network enabling MU-MIMO. The method comprises: pairing a UE with one or more other UEs for DL MU-MIMO transmission in the radio communication network; scheduling through a control channel at least one real layer and at least one virtual layer to the UE, wherein each of the at least one virtual layer is a real layer scheduled for at least one of the one or more other UEs; and performing DL transmission to the UE and the one or more other UEs on a transport channel, wherein only the at least one real layer is used for DL transmission to the UE, and each of the at least one virtual layer is used for DL transmission to at least one of the one or more other UEs.

Method and apparatus for performing downlink MU-MIMO transmission

The present invention discloses a Discontinuous Reception (DRX) parameter configuration method for facilitating Automatic Neighbor Relation (ANR) measurement. The method comprises determining a traffic intensity of a User Equipment (UE) by which a DRX-based ANR measurement is to be performed. The method further comprises setting a value for a DRX parameter to be used by the UE to perform the DRX-based ANR measurement, in accordance with the determined traffic intensity of the UE. The method further comprises transmitting the value set for the DRX parameter to the UE. The present invention further provides an associated BS adapted to perform DRX parameter configuration to facilitate ANR measurement.

DRX parameter configuration method and associated base station for facilitating ANR measurement

A method and a system for controlling automatic quantitative fluid supply are disclosed, and the method and the system automatically control the quantitative fluid supply by timing a period of time t required for introducing gas () into a sealing tank () in such a way that the pressure in the sealing tank () reaches a default value and calculating a period of time T, required for continuously introducing the gas () into the sealing tank () to extrude a fixed volume (V) of the fluid, from the time t, in the process of automatic quantitative fluid supply, so as to automatically control the switching-on and -off of a gas passage (), overcome the impact of the reduction of the liquid level on the quantitative supply accuracy and guarantee the accuracy requirement of repeated quantitative supply.

Method and system for controlling automatic quantitative fluid supply

One of the embodiments of the present invention relates to a method for calibrating mobile robustness optimization function for inter-cell handover. The method comprises detecting mobile robustness optimization deviation; calibrating said mobile robustness optimization function by&#x2014;compensating the detected mobile robustness optimization deviation. The embodiments of the present invention further provide corresponding apparatuses and base stations.

Method and device for calibrating mobile robustness optimization function

A method and an apparatus in a base station of a cellular radio system for identifying whether user equipment, UE, is in a first UE group or a second UE group. A speed of any UE in the first UE group is higher than a speed of any UE in the second UE group. The method comprises: detecting one or more handover failure events of at least one of the first UE group and the second UE group; determining whether there is any UE misidentified in the first or second UE group based on the one or more handover failure events; and in response to determining that there is a UE misidentified in the first or second UE group, adjusting at least one of the criteria of identifying a UE as in the first UE group and the criteria of identifying a UE as in the second UE group.

Method and apparatus for optimizing UE identification

Exemplary methods for coordinating inter-cell interference in a heterogeneous network comprising a macro cell and at least one small cell include obtaining, with regard to a terminal device in a small cell, a type of interference from the macro cell to the small cell, and determining a relationship between a number of uplink subframes and a number of downlink subframes in a current subframe configuration used in the macro cell. The methods also include allocating protected subframes for the terminal device according to the obtained type of interference and the determined relationship, and scheduling transmission in relation to the allocated protected subframes in the macro cell.

Method and apparatus for coordinating inter-cell interference

Methods and apparatuses for interference control have been disclosed. A method for a source cell in a handover procedure is provided. The method comprises: determining restricted subframes in which signal transfer from the source cell to its served user equipments is restricted; and notifying information about the determined restricted subframes to a target cell, wherein the determined restricted subframes are used for scheduling user equipments which are taking handover from the source cell to the target cell. Thus, an improved approach has been provided to decrease the dropping rate in cell soft lock for PCI collision.

Method and apparatus for interference control

Growing community of inventors

Beijing, China

Lei Xiao