公开(公告)号：US10761133B2

公开(公告)日：2020-09-01

申请号：US16095858

申请日：2016-10-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hui Si ,  Haohui Long ,  Jianping Fang ,  Runqing Ye ,  Weiqiang Hong ,  Yunfei Wang ,  Taixiang Liu

IPC: G01R31/28 ,  H01L21/66

Abstract: A crack detection system and an apparatus equipped with a crack detection circuit, including a main body, and a detection control circuit and a detection coil disposed on the main body. The main body includes a top surface, a bottom surface, and a side surface coupled between the top surface and the bottom surface. The detection coil is distributed on an edge of the main body and disposed surrounding the side surface. Two ends of the detection coil are electrically coupled to the detection control circuit to form a closed-loop detection circuit. The detection circuit is configured to detect a crack in an edge region of the main body. The detection coil includes a plurality of detection sections sequentially coupled from head-to-tail, and adjacent detection sections are not collinear.

公开(公告)号：US10996265B2

公开(公告)日：2021-05-04

申请号：US16095858

申请日：2016-10-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hui Si ,  Haohui Long ,  Jianping Fang ,  Runqing Ye ,  Weiqiang Hong ,  Yunfei Wang ,  Taixiang Liu

IPC: G01R31/28 ,  H01L21/66

Abstract: A crack detection system and an apparatus equipped with a crack detection circuit, including a main body, and a detection control circuit and a detection coil disposed on the main body. The main body includes a top surface, a bottom surface, and a side surface coupled between the top surface and the bottom surface. The detection coil is distributed on an edge of the main body and disposed surrounding the side surface. Two ends of the detection coil are electrically coupled to the detection control circuit to form a closed-loop detection circuit. The detection circuit is configured to detect a crack in an edge region of the main body. The detection coil includes a plurality of detection sections sequentially coupled from head-to-tail, and adjacent detection sections are not collinear.

公开(公告)号：US10123016B2

公开(公告)日：2018-11-06

申请号：US15387305

申请日：2016-12-21

Applicant: Huawei Technologies Co., Ltd. ,  Tsinghua University

Inventor： Yunfei Wang ,  Jianhua Zheng ,  Xiaozhen Zheng ,  Yun He

IPC: H04N7/12 ,  H04N19/126 ,  H04N19/167 ,  H04N19/184 ,  H04N19/91

Abstract: The present disclosure provides a method and an apparatus for coding or decoding a matrix, includes: dividing a matrix into layers according to a preset quantity of divided layers, and grouping matrix elements into different layers; performing, according to a determined layer number of a highest layer to be coded and in an order of layers one by one, coding processing on matrix elements at each layer to be coded; for a layer having a layer number less than or equal to the layer number of the highest layer to be coded, writing residual data between an original matrix element value corresponding to the layer and a corresponding matrix element predicted value into a bit stream; for a layer having a layer number greater than the layer number of the highest layer to be coded, writing no coded data of the layer into the bit stream.

公开(公告)号：US11265547B2

公开(公告)日：2022-03-01

申请号：US16928632

申请日：2020-07-14

Applicant: Huawei Technologies Co., Ltd. ,  TSINGHUA UNIVERSITY

Inventor： Yunfei Wang ,  Jianhua Zheng ,  Xiaozhen Zheng ,  Yun He

IPC: H04N19/126 ,  H04N19/593 ,  H04N19/463 ,  H04N19/91 ,  H04N19/132 ,  H04N19/167 ,  H04N19/93 ,  H04N19/184 ,  H04N19/70 ,  H04N19/30

Abstract: Methods and apparatus for coding and decoding a MATRIX. A coding method includes: dividing a MATRIX into layers according to a preset quantity of layers, and grouping MATRIX elements into different layers; performing, according to a determined to-be-coded layer number and in an order of layers one by one, coding processing on MATRIX elements at each layer to be coded; for a layer having a layer number less than or equal to the to-be-coded layer number, writing residual data between an original MATRIX element value corresponding to the layer and a corresponding MATRIX element predicted value into a bit stream; for a layer having a layer number greater than the to-be-coded layer number, writing no coded data of the layer into the bit stream; and coding the to-be-coded layer number and writing the coded layer number of the coded layer into the bit stream.

公开(公告)号：US10742982B2

公开(公告)日：2020-08-11

申请号：US16157739

申请日：2018-10-11

Applicant: Huawei Technologies Co., Ltd. ,  TSINGHUA UNIVERSITY

Inventor： Yunfei Wang ,  Jianhua Zheng ,  Xiaozhen Zheng ,  Yun He

IPC: H04N19/126 ,  H04N19/593 ,  H04N19/463 ,  H04N19/91 ,  H04N19/132 ,  H04N19/167 ,  H04N19/93 ,  H04N19/184 ,  H04N19/70 ,  H04N19/30

Abstract: A methods and apparatus for coding and decoding a MATRIX. The coding method includes: dividing a MATRIX into layers according to a preset quantity of layers, and grouping MATRIX elements into different layers; performing, according to a determined to-be-coded layer number and in an order of layers one by one, coding processing on MATRIX elements at each layer to be coded; for a layer having a layer number less than or equal to the to-be-coded layer number, writing residual data between an original MATRIX element value corresponding to the layer and a corresponding MATRIX element predicted value into a bit stream; for a layer having a layer number greater than the to-be-coded layer number, writing no coded data of the layer into the bit stream; and coding the to-be-coded layer number and writing the coded layer number of the coded layer into the bit stream.

公开(公告)号：US20190324080A1

公开(公告)日：2019-10-24

申请号：US16095858

申请日：2016-10-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hui Si ,  Haohui Long ,  Jianping Fang ,  Runqing Ye ,  Weiqiang Hong ,  Yunfei Wang ,  Taixiang Liu

IPC: G01R31/28 ,  H01L21/66

Abstract: A crack detection system and an apparatus equipped with a crack detection circuit, including a main body, and a detection control circuit and a detection coil disposed on the main body. The main body includes a top surface, a bottom surface, and a side surface coupled between the top surface and the bottom surface. The detection coil is distributed on an edge of the main body and disposed surrounding the side surface. Two ends of the detection coil are electrically coupled to the detection control circuit to form a closed-loop detection circuit. The detection circuit is configured to detect a crack in an edge region of the main body. The detection coil includes a plurality of detection sections sequentially coupled from head-to-tail, and adjacent detection sections are not collinear.

公开(公告)号：US09565429B2

公开(公告)日：2017-02-07

申请号：US14273149

申请日：2014-05-08

Applicant: Huawei Technologies Co., Ltd. ,  Tsinghua University

Inventor： Yunfei Wang ,  Jianhua Zheng ,  Xiaozhen Zheng ,  Yun He

IPC: H04N7/12 ,  H04N19/126 ,  H04N19/593 ,  H04N19/463 ,  H04N19/91 ,  H04N19/132 ,  H04N19/167 ,  H04N19/93 ,  H04N19/30 ,  H04N19/70

CPC classification number: H04N19/126 ,  H04N19/132 ,  H04N19/167 ,  H04N19/184 ,  H04N19/30 ,  H04N19/463 ,  H04N19/593 ,  H04N19/70 ,  H04N19/91 ,  H04N19/93

Abstract: The present disclosure provides a method and an apparatus for coding or decoding a matrix, includes: dividing a matrix into layers according to a preset quantity of divided layers, and grouping matrix elements into different layers; performing, according to a determined layer number of a highest layer to be coded and in an order of layers one by one, coding processing on matrix elements at each layer to be coded; for a layer having a layer number less than or equal to the layer number of the highest layer to be coded, writing residual data between an original matrix element value corresponding to the layer and a corresponding matrix element predicted value into a bit stream; for a layer having a layer number greater than the layer number of the highest layer to be coded, writing no coded data of the layer into the bit stream.

Abstract translation: 本公开提供了一种用于对矩阵进行编码或解码的方法和装置，包括：根据预设的分割层数将矩阵划分成层，并将矩阵元素分组成不同的层; 根据要编码的最高层的确定层号和逐层的顺序执行对要编码的每层的矩阵元素的编码处理; 对于具有小于或等于要编码的最高层的层号的层号的层，将与该层对应的原始矩阵元素值与相应的矩阵元素预测值之间的残差数据写入比特流; 对于具有大于要编码的最高层的层编号的层数的层，将该层的编码数据写入比特流。

公开(公告)号：US09106897B2

公开(公告)日：2015-08-11

申请号：US14026682

申请日：2013-09-13

Applicant: Tsinghua University ,  Huawei Technologies Co., Ltd.

Inventor： Yuan Yuan ,  Xiaozhen Zheng ,  Lingzhi Liu ,  Yunfei Wang ,  Xiaoran Cao ,  Yun He

IPC: G06K9/36 ,  H04N19/61 ,  H04N19/176 ,  H04N19/46 ,  H04N19/122 ,  H04N19/157

CPC classification number: H04N19/61 ,  H04N19/122 ,  H04N19/157 ,  H04N19/176 ,  H04N19/46

Abstract: A picture encoding and decoding method, a picture encoding and decoding device and a network system are provided, in which, the picture encoding method includes: determining a prediction block used by a picture block according to a division manner of the picture block; determining a corresponding division level in the picture block or the prediction block of transform blocks corresponding to the picture block or the prediction block, in which, the transform blocks corresponding to the picture block or the prediction block include one or more transform blocks; determining a size of the transform blocks corresponding to the picture block or the prediction block according to the division manner of the picture block and the division level; determining identification information for identifying the division level corresponding to the transform blocks corresponding to the picture block or the prediction block; and writing the identification information into a code stream.

Abstract translation: 提供了图像编码和解码方法，图像编码和解码装置以及网络系统，其中图像编码方法包括：根据图像块的分割方式确定图像块使用的预测块; 确定对应于图像块或预测块的图像块或变换块的预测块中的对应分割电平，其中对应于图像块或预测块的变换块包括一个或多个变换块; 根据图像块的分割方式和划分级别确定与图像块或预测块相对应的变换块的大小; 确定用于识别与对应于图像块或预测块的变换块相对应的分割电平的识别信息; 并将识别信息写入代码流。