Huawei Technologies Co., Limited

Southeast University

Genentech, Inc.

Telefonaktiebolaget Lm Ericsson (publ)

Sandisk Information Technology (shanghai) Co., Ltd.

Zte Corporation

Sandisk Semiconductor (shanghai) Co. Ltd.

Shandong Danhong Pharmaceutical Co., Ltd.

Beijing Greatway Pharmaceutical Technology Co., Ltd.

Jiangxi Mtc Visual Display Co., Ltd

Wei Gu

Guannan Lou

Yang Zhang

Ni Ma

Suyang Zhou

Jing Li

Haiming Zhang

Hans Iding

Jeffrey Stults

Xin Linghu

Zhi Wu

Youchu Wang

Ge Cao

Bo Yang

Wei Liu

Xiao Li

Jing Yang

Cheeman Yu

Zhong Lu

Lei Guo

Qi Xia

Di Liu

Hongrui Zhou

Shuhui Chen

Jian Li

Ming Li

Chin-Tien Chiu

Fei Wang

Xi Chen

Cheng Li

Jun Wang

Xin Yu

Bo Li

Haibo Zhang

Peng Chen

Wentao Wu

Jia Li

Jianping Zhao

Yinliang Hu

Yang Cao

Guanxi Zhang

Zhixiang Li

Guangwei Wang

Long Shen

Ming Chen

Yongxiang Zhao

Jianqian Zhang

Chunbo Sha

Patrik Meier

Alexandra Chestakova

Jinguang Lin

Fangchao Yuan

Lirong Sun

Yueheng Li

Wenyuan Yong

Shengyi Qin

Dongcheng Pan

Yafei Sun

Minchang Yang

Tuanjie Xue

Gursharan Singh

Guangwen Yang

Rongqiang Li

Chenyu Wu

Ping Jiang

Hong Tao

Guohai Chen

Yaqi Wu

Shuai Lu

Yu Shao

Shujuan Wang

Quan Yang

Yongxian Zhao

Xiaoying Zhao

Min Ni

En-Yong Tai

Shuai Xue

Dehu Zou

Ke Li

Kun Shi

Yongbo Fang

Yinqiu Hong

Xiaoyu Jiang

Shanlin Li

Lina Sheng

Shengbin He

Xiaochun Yan

Genlin Xu

Tao Zhang

This application provides a downlink transmitting system and a switching method. An example downlink transmitting system includes at least one digital intermediate frequency module group, at least one Tx port group, a plurality of power amplifiers (PAs), at least one switching switch, and an antenna array. The plurality of PAs are connected to the antenna array. The plurality of PAs are connected to all Tx ports included in the downlink transmitting system in a one-to-one correspondence. The at least one digital intermediate frequency module group is in a one-to-one correspondence with the at least one Tx port group. Each of the at least one Tx port group is connected to each digital intermediate frequency module in a corresponding digital intermediate frequency module group through one of the at least one switching switch. The each of the at least one Tx port group includes a plurality of Tx ports.

Downlink transmitting system and switching method

In an embodiment an interference cancellation method includes generating, by a first device, a first packet, wherein the first packet comprises a first group of elements, a second group of elements, and user data, the first group of elements being different from the second group of elements and sending, by the first device, the first packet to a second device by using at least one pair of subcarriers, wherein two subcarriers in the at least one pair of subcarriers are symmetrical with respect to a direct current subcarrier, and wherein the first packet is usable by the second device to cancel interference in the user data based on the first group of elements and the second group of elements.

Interference cancellation method, apparatus, and system

A method for designing a distributed communication topology of a micro-grid based on network mirroring and global propagation rates includes the following steps: first, determining the communication connectivity of distributed directed networks in the micro-grid; next, obtaining, for connected directed communication networks, mirror networks thereof based on a mirroring operation, and selecting an optimal distributed directed communication topology corresponding to a maximum performance indicator based on algebraic connectivity and communication costs; solving, for the optimized distributed communication topology, pinned distributed generation sets corresponding to different pinning numbers based on global propagation rates and out-degrees; and finally, establishing a distributed secondary voltage control of the micro-grid based on the optimal distributed communication network and pinned nodes of the micro-grid, to achieve accurate reactive power sharing and average voltage restoration.

Method for designing distributed communication topology of micro-grid based on network mirroring and global propagation rates

A converter parameterized constant admittance modeling method based on a cross initialization including the following steps: (1) performing parameterized modeling on a converter, wherein switches are modeled using a parametric historical current source constant admittance model and other components are modeled using a traditional electromagnetic transient simulation integral model in the converter; (2) detecting whether state switching occurs, performing cross initialization correction when occurring; (3) determining model parameters, and establishing an equivalent admittance matrix and an injection current source of a whole grid, to obtain an electromagnetic transient simulation equivalent model; (4) solving a network tide according to a basic solving equation I=YU to obtain an electromagnetic transient model simulation result of the converter at current time; and (5) calculating an equivalent admittance matrix and an injection current source at next time through a current network state quantity, and returning to step (2) until a simulation terminates.

Converter parameterized constant admittance modeling method based on cross initialization

The present invention provides a process for the manufacture of a compound of formula VIIIa and salts forms of VIIIa where Ris an aryl sulfonic acid 

Process for the manufacturing of medicaments

Disclosed is an integrated energy system operational optimization method considering thermal inertia of district heating networks and buildings, comprising the following steps. Step: respectively establish a district heating network model considering transmission delay and heat loss and a building model considering thermal storage capacity. Step: establish an integrated energy system optimization model consisting of a combined cooling, heat and power system model, the district heating network model and the building model. Step: solve the integrated energy system optimization model to obtain an optimal scheduling plan, control outputs of a gas turbine and a gas boiler per hour according to the optimal scheduling plan, and purchase electricity from a power grid and a wind power. According to the method, both the district heating network and buildings are included in a scheduling scope, so that the load adjustment with multiple degrees of freedom can be achieved.

Integrated energy system operational optimization method considering thermal inertia of district heating networks and buildings

The present disclosure relates to signal sending methods and apparatus. One example method includes generating a first data signal based on channel state information, receiving a second data signal sent by a primary transmitter, determining a phase of the second data signal, and sending the first data signal based on a phase of a first measurement signal sent by the primary transmitter and the phase of the second data signal sent by the primary transmitter.

Signal sending method and apparatus

A CHP optimal dispatching model is a mixed integer programming model and is used for a district heating system (DHS) comprising a heat source, a heating network and a heat load, and the heating network comprises a heat transmission network and a heat distribution network. A plurality of heating areas is divided, and one day is divided into a plurality of time periods; the heat transmission loss of the heat distribution network is omitted, and a heat transmission network model taking transmission time delay of the heating network into consideration is established according to the heat transmission network; a terminal heat consumer model capable of reflecting indoor temperature is established; and a combined optimal dispatching model comprising conventional generators, wind power units, CHP units, electric boilers and heat storage tanks is established.

Modeling method of combined heat and power optimal dispatching model

An antenna system and a signal transmission method are provided. The antenna system includes: an antenna array and a matching network, where an S parameter matrix of the matching network matches an S parameter matrix of the antenna array and the matching network is configured to perform pre-distortion on a to-be-transmitted signal or de-distortion on a received signal, and the antenna array is configured to transmit the pre-distorted to-be-transmitted signal. According to the antenna system and the signal transmission method provided in this application, pre-distortion may be performed on a signal that needs to be transmitted by the antenna array or de-distortion may be performed on a signal received by the antenna array, so as to configure energy that is coupled from each antenna array element to an adjacent antenna array element, thereby reducing a coupling effect between antenna array elements.

Antenna system and signal transmission method

A decentralized voltage control method for a microgrid based on nonlinear state observers, comprising the steps of step), establishing a large-signal model of distributed generations, a connection network and impedance-type loads in the microgrid; step), establishing a Luenberger-like nonlinear state observer for each distributed generation; step), estimating the dynamic characteristics of other distributed generations in real time based on the local measured values of each distributed generation; and step), implementing the decentralized voltage control based on the control requirements of reactive power sharing and voltage restoration. The control method realizes the voltage control of microgrid based on the decentralized state observers, which does not rely on communication transmission or remote measurement and avoids the adverse effects of communication latency and data drop-out on the control performance.

Decentralized voltage control method for microgrid based on nonlinear state observers

The invention discloses a general distributed control method for multi-microgrids with both PQ controlled and droop controlled distributed generators, which comprises the following steps of: step) conducting primary control to maintain the power balance of the multi-microgrids; step) determining predefined group consensus values of pinned agents; step) seeking group consensus among other agents and the pinned agents through communication coupling; and step) adjusting output powers to complete secondary control. Based on pinning control, the control method which adopts hierarchical control is a distributed control method for distributed power supply clusters with two control modes comprising PQ control and droop control. The method obviates the requirements for a central controller and complex communication topologies, reduces the number of the controllers, can be adapted to the communication topology changes in the multi-microgrids, and meets the plug-and-play requirement for the distributed power supply.

General distributed control method for multi-microgrids with PQ control and droop control

Disclosed in the present disclosure is a Dezocine analog, and particularly disclosed are compounds represented by formula (I), (II) and (III), a pharmaceutically acceptable salt or tautomer thereof. 

Dezocine analogue

A distributed predictive control based voltage restoration scheme for microgrids, comprising: step 10) adopting a distributed finite time observer to acquire the global reference voltage for restoring the voltage of each local controller; step 20) each local controller adopts a droop control to acquire the local voltage value of each generation, and adds a secondary voltage compensation term into the droop characteristic formula to form the voltage reference value of a distributed generation; step 30) establishing a trended prediction model; step 40) acquiring a predictive control term at a current time as the secondary voltage compensation command, and acting on the local controllers; and step 50) determining, whether the local voltage of each distributed generation of the microgrid reaches the voltage reference value under the secondary voltage compensation command.

Distributed predictive control based voltage restoration scheme for microgrids

Growing community of inventors

Shanghai, China

Wei Gu