Shanghai United Imaging Healthcare Co., Ltd.

Alibaba Group Holding Limited

Siemens Aktiengesellschaft

Semiconductor Manufacturing International (shanghai) Corporation

Zhejiang University

Semiconductor Manufacturing International (beijing) Corporation

Southwest Petroleum University

Apexone Microelectronics Ltd.

Beijing Baidu Netcom Science and Technology Co., Ltd.

St-ericsson Sa

O2 Micro, Incorporated

Beijing Voyager Technology Co., Ltd.

Baoshan Iron & Steel Co., Ltd.

East China University of Science and Technology

X-fab Semiconductor Foundries Ag

Jian Ming Liu

Jian Zhang

Yuelin Shao

Xiaolong Liu

Jonathan S Maltz

Johannes Stahl

Cheng Ni

Xiao Fang

Yun Yu Wang

Yingfang Fu

Yudong Zhang

Zhenyuan Zhang

Kun Yang

Bo Li

Hui Yin

Yanfang Liu

Wei Qi

Hui Zhou

Xiangming Hou

Jing Wu

Kui Ren

Ying Wang

Yining Wang

Yunlei Yao

Guodong Cen

Long Huang

Xu Chao

Yongzhe Xiang

Zhi Cheng

Shi Bo Yin

Jibing Zhang

Ning Zhou

Huang Yan

Jiamin Li

Xiwei Dai

Hongtao Ren

Hao Zhang

Zheng Liu

Ming Zhang

Yan Li

Di Wu

Hui Li

Ching-Chuan Kuo

Jian Hui Huang

Min Shi

Bo Wang

Yong Gao

Rudolf Zimmermann

Luyang Luo

Deb Kumar Pal

Yonghong Wang

Guodong Xu

Xiaowei Cheng

Zheng Yang

Kia Yaw Kee

Kaiqiang Liu

Chunmei Zhang

Yanzhong Dai

Lei Zheng

Zaoyuan Li

Xiaoyang Guo

Gaoyin Zhang

Luzhou Xu

Hong Yang

Zhong Hui Chen

Sheng Huang

Chuanguo Zhang

Kaiyuan Mei

Yun Yuan

Yi Wang

Meijin Guo

Song Liu

Yingping Zhuang

Radek Melich

Xiangli Chen

Zuwei Chen

Wubiao Guo

Guoqiang Sun

Leilei Sun

Houjun Pang

Hua Lang Wang

Hui Qiao

Yong Hai Hu

Elizabeth Ching Tee Kho

Shunxiang Luo

Michael Mee Gouh Tiong

William Lau

Siliang Zhang

Yuefang Zhang

Xujun Yuan

Liqing He

Gongjian Chen

Wenfeng Ma

Ju Chu

Mingzhi Huang

Weilong Yao

Haifeng Hang

Zenan Meng

Jianye Xia

Shen Tan

A batch private information retrieval method and apparatus, including: agreeing on a hash function, calculating a serial number index in an original database, retaining a result of each serial number index for each hash function, and obtaining a first hash bucket; filling an index of a batch query into a second hash bucket of a same length as the first hash bucket by the client, and encoding a filling result by using a constant weight code encoding manner; encrypting an obtained encoding result as a batch query request by the client; comparing the batch query request with the first hash bucket by the server to obtain a corresponding intermediate result, calculating correspondingly the intermediate result and the original database to obtain a corresponding query result ciphertext; and decrypting the query result ciphertext by the client, and thus simultaneously obtaining a query result of the batch query request.

Batch privacy information retrieval method and apparatus

The present disclosure generally relates to a multi-leaf collimator. The multi-leaf collimator may include a set of leaves installed in a cavity, each leaf of the set of leaves having a length along a first direction. At least a portion of the set of leaves may extend beyond the cavity along the first direction. The set of leaves may be arranged along a second direction, the second direction being different from the first direction. A length of a target leaf of the set of leaves may be less than a length of a reference leaf of the set of leaves. The target leaf may be located in an end portion of the set of leaves along the second direction. The length of the set of leaves may conform to the shape of a maximum therapeutic radiation field.

Multi-leaf collimator and radiation therapy device

The present disclosure relates to a radiation system. The system may include a treatment assembly, an imaging assembly, a first gantry, and a second gantry. The treatment assembly may include a first radiation source configured to deliver a treatment beam and have a treatment region. The first gantry may be configured to support the first radiation source. The imaging assembly may include a second radiation source and a radiation detector. The second radiation source may be configured to deliver an imaging beam and the radiation detector may be configured to detect at least a portion of the imaging beam. The imaging assembly may have an imaging region. The second gantry may be configured to support the second radiation source and the radiation detector, wherein the second radiation source is located within the second gantry. The treatment region and the imaging region at least partially overlap.

Systems and methods for CT imaging in image-guided radiotherapy

Disclosed is a database encryption method supporting composable SQL query, which mainly comprises the following steps: (1) a user encrypting and preprocessing data based on the encryption scheme provided by the present disclosure and uploading an encryption result and preprocessed data to a service provider; (2) setting and uploading a SQL query instructions: the user uploads the query instruction to the service provider according to actual needs, and uploads auxiliary parameters for the query instruction at the same time; (3) data query: the service provider performs SQL query according to the query instruction and auxiliary parameters received from the user, saves a calculation result, updates the data and returns a query result to the user.

Method for encrypting database supporting composable SQL query

A device and system for supporting a patient or an object in an examination is provided. The supporting system may include a portion for supporting the body of a patient and/or a head supporting device. The portion for supporting the body may move in one or more directions. The head supporting device may be adjust to meet requirements of imaging when the patient or the object is supine or prone.

Supporting device in medical diagnostics system

This invention discloses a chip wiring layer temperature sensing circuit, a temperature sensing method, a chip stereo temperature sensor, and a chip thereof. The chip wiring layer temperature sensing circuit includes a metal wiring layer temperature detection module, a pulse delay detection module, and a temperature transition module; wherein the metal wiring layer temperature detection module is disposed at a metal interconnection structure of a metal wiring layer of a chip; and the metal interconnection structure is electrically connected to the pulse delay detection module; wherein the pulse delay detection module includes a system high-speed clock, a delay data generated after a pulse passing through the metal wiring layer temperature detection module detected by the system high-speed clock, and the delay data was sent to the temperature transition module; wherein the temperature transition module calculates a temperature of the metal wiring layer according to the delay data.

Chip wiring layer temperature sensing circuit, temperature sensing method and chip thereof

A radiation therapy medical apparatus is disclosed. The medical apparatus comprises: a base; a cylindrical gantry, peripherally and rotatably supported by the base; a radiation therapy assembly, comprising an arm and a radiation head, wherein one end of the arm is fixed to a first position on a first side of the gantry and the other end thereof is extended outwardly, and the radiation head is fixed to the other end of the arm; an imaging assembly, mounted to a second side of the gantry opposite to the first side, and configured to be a first balanced weight part for balancing the radiation therapy assembly; and a counterbalance, fixed to the second side of the gantry, and configured to cooperate with the imaging assembly to prevent the gantry from turnover under action of the radiation therapy assembly and configured to dynamically balance with the radiation therapy assembly with respect to a rotation axis of the gantry.

Radiation therapy system

A transport apparatus may include a patient bed unit for supporting the patient; a transferring unit for moving the patient bed unit along a first direction of the MRI device; and an elevating module for moving the patient bed unit along a second direction of the MRI device.

Transport apparatus in medical system

A radiation medical device, including a main support, and a radiation assembly () and an imaging assembly () respectively located at both ends of the main support. After an imaging scan is completed and pathological tissue positioning pictures are taken, a patient is directly moved to the other end of the main support to allow the radiation assembly () to perform radiation therapy to improve the efficiency of the radiation therapy after the completion of pathological tissue positioning, and effectively reduce movement of the patient when the patient is being moved for radiation therapy after the imaging assembly () completes pathological tissue positioning, thus reducing pathological tissue positioning error caused by too much movement.

Medical radiation device

Steel for coiled tubing with a low yield ratio and ultra-high strength and a preparation method thereof, wherein the chemical composition of the steel in mass percentage is: C: 0.05-0.16%, Si: 0.1-0.9%, Mn: 1.25-2.5%, P&#x2264;0.015%, S&#x2264;0.005%, Cr: 0.51-1.30%, Nb: 0.005-0.019%, V: 0.010-0.079%, Ti: 0.01-0.03%, Mo: 0.10-0.55%, Cu: 0.31-0.60%, Ni: 0.31-0.60%, Ca: 0.0010-0.0040%, Al: 0.01-0.05%, N&#x2264;0.008%, and the rest being Fe and inevitable impurity elements. The chemical composition combines the technologies of low temperature finishing rolling and low temperature coiling to obtain an MA constituent+bainite+ferrite multiphase structure. The steel has a low yield ratio and ultra-high strength with the following specific properties: yield strength&#x2265;620 MPa, tensile strength&#x2265;750 MPa, elongation&#x2265;11%, and yield ratio&#x2264;0.83, and is suitable for manufacturing coiled tubing with ultra-high strength having a grade of 110 ksi or higher.

Steel for coiled tubing with low yield ratio and ultra-high strength and preparation method thereof

A system and method for image-guided radiotherapy are provided. The system may include a treatment assembly and an imaging assembly. The treatment assembly may include a first radiation source configured to deliver a treatment beam. The treatment assembly may have a treatment region relating to an object. The imaging assembly may include a second radiation source and a radiation detector. The second radiation source may be configured to deliver an imaging beam, and the radiation detector may be configured to detect at least a portion of the imaging beam. The imaging assembly may have an imaging region relating to the object. The first radiation source may be rotatable in a first plane, and the second radiation source may be rotatable in a second plane different from the first plane, such that the treatment region and the imaging region at least partially overlap.

An oil well cement slurry high-temperature suspension stabilizer prepared from oil-based shale drilling cuttings is provided. The high-temperature suspension stabilizer is reasonable in principle, inexpensive and easily available in raw materials, high in product uniformity and good in chemical stability. Meanwhile, waste is changed into wealth. Therefore, the high-temperature suspension stabilizer is environment-friendly and has a broad industrial application prospect.

Oil well cement slurry high-temperature suspension stabilizer prepared from oil-based shale drilling cuttings

The present disclosure relates to a collimator. The collimator may include a motor, a transmission unit having a first end and a second end, and a leaf unit having a leaf. The first end of the transmission unit may be connected to the motor and the second end of the transmission unit may be connected to the leaf. The present disclosure also relates to a collimator system. The collimator system may include a leaf module having a leaf, a driving module having a motor configured to drive the leaf, and a processing module to generate a movement profile of the leaf. The movement profile of the leaf may include a first speed during a first stage, a second speed of the leaf during a second stage, and a third speed of the leaf during a third stage.

Multi-leaf collimator and driving system

Provided are a photographing apparatus, and a control method and device applied to the photographing apparatus. The photographing apparatus comprises a housing shell, a lighting unit, a guide rail unit and a control unit, communicatively connected with the lighting unit and the guide rail unit, to adjust the light intensity of an object to be photographed in the photographing apparatus.

Photographing apparatus, and control method and device applied to photographing apparatus

Growing community of inventors

Suzhou, China

Jian Ming Liu