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公开(公告)号：US20210350084A1
公开(公告)日：2021-11-11
申请号：US17277455
申请日：2018-09-19
Applicant: Huawei Technologies Co., Ltd.
Inventor： Qing Zhang , Wei Yang , Yifan Xiao , Lianghe Zhang , Shangling Jui
Abstract: An intention identification model learning method includes receiving positive data that corresponds to a first skill, generating, based on the positive data that corresponds to the first skill, negative data that corresponds to the first skill, determining, a second skill similar to the first skill, obtaining data that corresponds to each second skill, generating a second base model based on the data that corresponds to the second skill and a first base model stored on the server, and performing learning based on the second base model, the positive data, and the negative data that correspond to the first skill, and generating an intention identification model.
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公开(公告)号：US20210182613A1
公开(公告)日：2021-06-17
申请号：US16771063
申请日：2018-03-26
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Qing Zhang , Miao Xie , Shangling Jui
Abstract: This application provides an image aesthetic processing method and an electronic device. A method for generating an image aesthetic scoring model includes: constructing a first neural network based on a preset convolutional structure set; obtaining an image classification neural network, where the image classification neural network is used to classify image scenarios; obtaining a second neural network based on the first neural network and the image classification neural network, where the second neural network is a neural network containing scenario information; and determining an image aesthetic scoring model based on the second neural network, where output information of the image aesthetic scoring model includes image scenario classification information. In this method, scenario information is integrated into a backbone neural network, so that a resulting image aesthetic scoring model is interpretable. In addition, scoring accuracy of the image aesthetic scoring model can be improved by using the preset convolutional structure set.
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公开(公告)号：US10180981B2
公开(公告)日：2019-01-15
申请号：US14729355
申请日：2015-06-03
Applicant: Huawei Technologies Co., Ltd.
Inventor： Zhengzhong Du , Xiangjun Wang , Qing Zhang
Abstract: A synchronous audio playback method, apparatus and system are provided. The method includes calculating a first playback delay generated when an audio file is played; acquiring a second playback delay; calculating a delay offset; calculating a data adjustment amount; adding to-be-adjusted data to or deleting to-be-adjusted data from a current to-be-played part of the audio file according to a value of the delay offset, to obtain a replacement part corresponding to the current to-be-played part, where a data amount of the to-be-adjusted data is the data adjustment amount; and playing the replacement part. With the technical solutions of the present invention, playback duration of a current to-be-played part can be adjusted in a manner of adding or deleting data, so that a controlling device and a controlled device generate sounds simultaneously when playing a to-be-played clip in a very simple implementation process.
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公开(公告)号：US20160211821A1
公开(公告)日：2016-07-21
申请号：US15082081
申请日：2016-03-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Peter Grosche , Yue Lang , Qing Zhang
Abstract: A digital compressor for compressing an input audio signal is presented. The digital compressor comprises a compression gain control for providing a compression gain parameter, and a compression parameter determiner for determining a compression ratio from the compression gain parameter. The compression parameter determiner may be configured to weight the compression gain parameter by a predetermined weight factor to obtain the compression ratio. The digital compressor further comprises an auxiliary signal generator for manipulating the input audio signal in dependence of the compression ratio to obtain a first auxiliary signal, and a combiner unit for combining the first auxiliary signal with the compression gain parameter to obtain a second auxiliary signal, and for combining the input audio signal with the second auxiliary signal to obtain the compressed audio signal.
Abstract translation: 提出了一种用于压缩输入音频信号的数字压缩器。 数字压缩机包括用于提供压缩增益参数的压缩增益控制和用于根据压缩增益参数确定压缩比的压缩参数确定器。 压缩参数确定器可以被配置为将压缩增益参数加权预定的权重因子以获得压缩比。 数字压缩器还包括辅助信号发生器，用于根据压缩比来操纵输入音频信号以获得第一辅助信号;以及组合器单元，用于将第一辅助信号与压缩增益参数组合以获得第二辅助信号， 并且用于将输入音频信号与第二辅助信号组合以获得压缩音频信号。
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公开(公告)号：US08712763B2
公开(公告)日：2014-04-29
申请号：US13943812
申请日：2013-07-17
Applicant: Huawei Technologies Co., Ltd.
Inventor： Dejun Zhang , Lei Miao , Jianfeng Xu , Fengyan Qi , Qing Zhang , Lixiong Li , Fuwei Ma , Yang Gao
IPC: G10L21/00
CPC classification number: G10L19/09 , G10L19/0017 , H04N19/50
Abstract: The present disclosure relates to a method, apparatus, and system for encoding and decoding signals. The encoding method includes: converting a first-domain signal into a second-domain signal; performing Linear Prediction (LP) processing and Long-Term Prediction (LTP) processing for the second-domain signal; obtaining a long-term flag value according to a decision criterion; obtaining a second-domain predictive signal according to the LP processing result and the LTP processing result when the long-term flag value is a first value; obtaining a second-domain predictive signal according to the LP processing result when the long-term flag value is a second value; converting the second-domain predictive signal into a first-domain predictive signal, and calculating a first-domain predictive residual signal; and outputting a bit stream that includes the first-domain predictive residual signal.
Abstract translation: 本公开涉及用于对信号进行编码和解码的方法，装置和系统。 编码方法包括：将第一域信号转换为第二域信号; 对第二域信号执行线性预测（LP）处理和长期预测（LTP）处理; 根据决策标准获得长期标志值; 当长期标志值为第一值时，根据LP处理结果和LTP处理结果获得第二域预测信号; 当长期标志值是第二值时，根据LP处理结果获得第二域预测信号; 将所述第二域预测信号转换为第一域预测信号，以及计算第一域预测残差信号; 并输出包括第一域预测残差信号的比特流。
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Patent Agency Ranking
公开(公告)号：US20140006036A1
公开(公告)日：2014-01-02
申请号：US13956093
申请日：2013-07-31
Applicant: Huawei Technologies Co., Ltd.
Inventor： Fengyan Qi , Lei Miao , Qing Zhang
IPC: G10L19/00
CPC classification number: G10L19/0019 , H03M7/30
Abstract: A coding method includes: obtaining a value of each sample of an input data frame; determining pulse samples and non-pulse samples in the input data frame according to the distribution of values of samples of the input data frame; encoding the determined pulse samples in the input data frame in a first coding mode to obtain a first data stream; encoding the determined non-pulse samples in the input data frame in a second coding mode to obtain a second data stream; and multiplexing the first data stream and the second data stream to obtain an output coded data stream of the input data frame. The technical solution under the present disclosure reduces the number of bits required for encoding the entire data frame is reduced, and improves the compression efficiency of the data frame with a wide dynamic range.
Abstract translation: 编码方法包括：获取输入数据帧的每个样本的值; 根据输入数据帧的样本值的分布，确定输入数据帧中的脉冲样本和非脉冲样本; 以第一编码模式对输入数据帧中确定的脉冲样本进行编码以获得第一数据流; 以第二编码模式对输入数据帧中确定的非脉冲样本进行编码，以获得第二数据流; 并且多路复用第一数据流和第二数据流，以获得输入数据帧的输出编码数据流。 本公开的技术方案减少了整个数据帧的编码所需的位数减少，并提高了宽动态范围的数据帧的压缩效率。
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公开(公告)号：US20130124216A1
公开(公告)日：2013-05-16
申请号：US13738786
申请日：2013-01-10
Applicant: Huawei Technologies Co., Ltd.
Inventor： Chen Hu , Zexin Liu , Lei Miao , Longyin Chen , Qing Zhang , Wei Xiao , Marcel Taddei Herve
IPC: G10L21/00
Abstract: A method, device, and system for signal encoding and decoding are disclosed. The method includes: encoding a core layer signal to obtain a core layer signal code; selecting an enhancement sample point that requires enhancement layer signal encoding according to the core layer signal code and the number of bits that can be used by an enhancement layer; obtaining an enhancement layer signal code of the enhancement sample point; and outputting a bit stream, where the bit stream includes the core layer signal code and the enhancement layer signal code. According to the number of bits that can be used by the enhancement layer, the enhancement sample point that requires enhancement layer signal encoding is selected; the enhancement layer signal of the selected enhancement sample point is encoded and decoded; when no sufficient bits are available for the enhancement layer, the enhancement quality of the core layer can be improved.
Abstract translation: 公开了用于信号编码和解码的方法，装置和系统。 该方法包括：编码核心层信号以获得核心层信号码; 选择需要根据核心层信号码的增强层信号编码和增强层可以使用的位数的增强采样点; 获得增强采样点的增强层信号码; 并输出比特流，其中比特流包括核心层信号码和增强层信号码。 根据增强层可以使用的比特数，选择需要增强层信号编码的增强采样点; 所选择的增强采样点的增强层信号被编码和解码; 当没有足够的比特可用于增强层时，可以提高核心层的增强质量。
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公开(公告)号：US12079579B2
公开(公告)日：2024-09-03
申请号：US17277455
申请日：2018-09-19
Applicant: Huawei Technologies Co., Ltd.
Inventor： Qing Zhang , Wei Yang , Yifan Xiao , Lianghe Zhang , Shangling Jui
IPC: G06F40/30 , G06F18/214 , G06F40/35 , G06N20/20
CPC classification number: G06F40/30 , G06F18/214 , G06F40/35 , G06N20/20
Abstract: An intention identification model learning method includes receiving positive data that corresponds to a first skill, generating, based on the positive data that corresponds to the first skill, negative data that corresponds to the first skill, determining a second skill similar to the first skill, obtaining data that corresponds to each second skill, generating a second base model based on the data that corresponds to the second skill and a first base model stored on the server, and performing learning based on the second base model, the positive data, and the negative data that correspond to the first skill, and generating an intention identification model.
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公开(公告)号：US11874459B2
公开(公告)日：2024-01-16
申请号：US17031472
申请日：2020-09-24
Applicant: Huawei Technologies Co., Ltd. , THE CHANCELLOR, MASTERS AND SCHOLARS OF THE UNIVERSITY OF CAMBRIDGE
Inventor： Tao Lin , Qing Zhang , Jia Jia , Pawan Shrestha , Matt Pryn , Daping Chu
CPC classification number: G02B27/0081 , G02B27/106 , G02B27/283 , G02B27/30 , G02F1/0136
Abstract: The disclosure provides a display device for head mounting, in particular a Maxwellian display device, with an enlarged eye-box. The display device includes a light source emitting light beams for forming an image, an optical system for guiding the light beams to a beam forming element. The beam forming element is configured to converge each of multiple sets of the light beams into a different point of convergence, for example on an exit pupil of the display device. Each point of convergence is a convergent viewing point for a user. The eye-box is thus enlarged.
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公开(公告)号：US11252383B2
公开(公告)日：2022-02-15
申请号：US16659255
申请日：2019-10-21
Inventor： Jhensi Chen , Jia Jia , Daping Chu , Qing Zhang , Tao Lin
IPC: H04N9/31
Abstract: The present invention provides a display system for displaying image data. The display system comprises a light source; a spatial light modulator including a plurality of controllable reflective elements; a light source controller, configured to control the light source to emit, in each of a plurality of time intervals, light with a different illumination power level, wherein the time intervals have the same length; and a spatial light modulator controller, configured to activate, based on received image data, the plurality of controllable elements for at least one of the time intervals for directing the light from the light source for display the image data. Accordingly, the frame rate and bandwidth of the display system are increased significantly so as to be suitable for the light filed applications.
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