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11. 发明授权

US11069047B2 Image processing method, image processing apparatus, computing device and computer-readable storage medium 有权
公开(公告)号：US11069047B2
公开(公告)日：2021-07-20
申请号：US16447547
申请日：2019-06-20
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Hanwen Liu , Pablo Navarrete Michelini , Lijie Zhang , Dan Zhu
IPC分类号： G06K9/46 , G06K9/62 , G06T7/00 , G06N3/08 , G06T3/40
摘要： An image processing method implemented by a computing device is described herein, which includes acquiring an image to be processed and a target style of image, the image to be processed being an image of a second resolution level, and inputting the image to be processed and the target style into a trained image processing neural network for image processing to obtain a target image of the target style, the target image being an image of a first resolution level. The resolution of the image of the first resolution level is higher than that of the image of the second resolution level.

12. 发明授权

US10134441B2 Method and system for overlaying image in video stream 有权
公开(公告)号：US10134441B2
公开(公告)日：2018-11-20
申请号：US15122539
申请日：2016-01-29
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Zhenglong Li , Xuewen Lv , Lijie Zhang
IPC分类号： G11B27/00 , H04N5/93 , H04N9/80 , G11B27/036 , H04N21/478 , H04N21/234 , H04N21/81 , H04N21/84 , H04N21/462
摘要： The present invention provides a method and a system for overlaying an image in a video stream. The method comprising steps of: acquiring an image element signature including at least one image element from the video stream; determining whether the image element signature matches an image to be overlaid; and overlaying the image when the image element signature is determined to match the image to be overlaid.

13. 发明授权

US10115180B2 Image interpolation device and method thereof 有权
公开(公告)号：US10115180B2
公开(公告)日：2018-10-30
申请号：US15030588
申请日：2015-12-10
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Ran Duan , Lijie Zhang
IPC分类号： G06T3/40 , G06K9/00 , G06K9/46 , G06T7/13
摘要： The present application discloses an image interpolation method for interpolating a pixel and enhancing an edge in an image, comprising detecting an edge position in an image; obtaining edge characteristics associated with the edge position; determining whether an interpolation point is located within an edge region based on the edge characteristics of an array of p×q pixels surrounding the interpolation point, wherein p and q are integers larger than 1; determining edge direction of an interpolation point located within the edge region, wherein the edge direction is normal to gradient direction; classifying the edge direction accordingly to in angle subclasses and n angle classes; wherein each angle class comprises one or more subclasses, m and n are integers, and n≤m; selecting a one-dimensional horizontal interpolation kernel based on the angle class; performing a horizontal interpolation using the selected one-dimensional horizontal interpolation kernel; and performing a vertical interpolation using a one-dimensional vertical interpolation kernel.

14. 发明申请

US20170357106A1 APPARATUS AND METHOD FOR PROTECTING A USER FROM BLUE LIGHT RADIATION 审中-公开
公开(公告)号：US20170357106A1
公开(公告)日：2017-12-14
申请号：US15519630
申请日：2016-10-26
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Lijie Zhang , Zhenglong Li , Xuewen Lv
IPC分类号： G02C7/10 , G01J1/16 , G02C11/00
摘要： The present application discloses an apparatus for protecting a user's eye from blue light radiation, the apparatus includes a radiation detector configured to convert blue light from a light source into a photo voltage having a voltage value; a processor coupled to the radiation detector and configured to calculate a cumulative radiation intensity based on the voltage value cumulated over a time interval, and to compare the cumulative radiation intensity with a threshold value; and a controller coupled to the processor, configured to adjustably control blocking of at least a portion of blue light from the user's eye when the cumulative radiation intensity exceeds the threshold value.

15. 发明申请

US20160364840A1 Image Amplifying Method, Image Amplifying Device, and Display Apparatus 有权
标题翻译：图像放大方法，图像放大装置及显示装置
公开(公告)号：US20160364840A1
公开(公告)日：2016-12-15
申请号：US14771340
申请日：2015-01-04
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Lijie Zhang
IPC分类号： G06T3/40 , H04N1/60 , G06T5/50
CPC分类号： G06T3/4007 , G06T3/40 , G06T3/4053 , G06T5/50 , G06T2207/10024 , G06T2207/20064 , G06T2207/20221 , H04N1/3876 , H04N1/6008
摘要： Embodiments of the disclosure provide an image amplifying method, an image amplifying device, and a display apparatus, and relate to field of image processing technique, the method comprises: obtaining, by an image amplifying device, high-frequency and low-frequency components of a source image; performing, by the image amplifying device, pixel interpolation on the low-frequency components of the source image through a first interpolation algorithm, to obtain a low-frequency sub-image; performing, by the image amplifying device, pixel interpolation on the high-frequency components of the source image through a second interpolation algorithm, to obtain a high-frequency sub-image; and merging, by the image amplifying device, the low-frequency and high-frequency sub-images, to obtain a merged image; wherein the first interpolation algorithm and the second interpolation algorithm adopt different algorithms, so that it can ensure image quality of the amplified image while reducing the operation amount. Embodiments of the disclosure are applied to image amplification.
摘要翻译：本发明的实施例提供一种图像放大方法，图像放大装置和显示装置，涉及图像处理技术领域，该方法包括：通过图像放大装置获得高频和低频分量的高频和低频分量源图像; 通过图像放大装置通过第一插值算法对源图像的低频分量进行像素插值，以获得低频子图像; 通过图像放大装置通过第二插值算法对源图像的高频分量进行像素插值，以获得高频子图像; 并通过图像放大装置合并低频和高频子图像，以获得合并图像; 其中第一插值算法和第二插值算法采用不同的算法，从而可以在减少操作量的同时确保放大图像的图像质量。本公开的实施例应用于图像放大。

16. 发明授权

US09425810B2 Frequency signal generating system and display device 有权
标题翻译：频率信号发生系统和显示装置
公开(公告)号：US09425810B2
公开(公告)日：2016-08-23
申请号：US14361405
申请日：2013-12-20
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Display Technology Co., Ltd.
发明人： Xitong Ma , Xiao Zhang , Shuhuan Yu , Lijie Zhang
IPC分类号： H03L7/06 , H03L7/18 , H03L7/099
CPC分类号： H03L7/18 , H03L7/0992 , H03L7/183 , H03L7/193
摘要： A frequency signal generating system comprises a digital phase-locked loop for receiving a source frequency signal; a loop filter for filtering out high frequency components of a signal output from the digital phase-locked loop; and a voltage controlled oscillator for outputting a target frequency signal according to a signal from the loop filter, wherein an output terminal of the voltage controlled oscillator is connected to a first output terminal of the digital phase-locked loop so that the target frequency signal output from the voltage controlled oscillator is fed back to the digital phase-locked loop, the digital phase-locked loop performs frequency-dividing and phase-detecting on the source frequency signal and the fed back target frequency signal so that the target frequency signal output from the voltage controlled oscillator and the source frequency signal satisfy a definite mathematical relationship therebetween.
摘要翻译：频率信号发生系统包括用于接收源频率信号的数字锁相环; 用于滤除从数字锁相环输出的信号的高频分量的环路滤波器; 以及压控振荡器，用于根据来自环路滤波器的信号输出目标频率信号，其中压控振荡器的输出端连接到数字锁相环的第一输出端，使得目标频率信号输出从压控振荡器反馈到数字锁相环，数字锁相环对源极频率信号和反馈目标频率信号进行分频和相位检测，使得目标频率信号从压控振荡器和源极频率信号之间具有确定的数学关系。

17. 发明授权

US11587343B2 Method and system for converting font of Chinese character in image, computer device and medium 有权
公开(公告)号：US11587343B2
公开(公告)日：2023-02-21
申请号：US17044275
申请日：2020-04-20
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Lijie Zhang , Guannan Chen , Hanwen Liu , Dan Zhu
IPC分类号： G06V30/244 , G06F40/109 , G06V30/32 , G06V30/28
摘要： A method and a system for converting a font of a Chinese character in an image, a computer device and a medium are disclosed. A specific implementation of the method includes: acquiring a stroke of a to-be-converted Chinese character in the image and spatial distribution information of the stroke; and generating a Chinese character in a target font that corresponds to the to-be-converted Chinese character in the image according to the stroke of the to-be-converted Chinese character, the spatial distribution information of the stroke and standard stroke information of the target font, to replace the to-be-converted Chinese character.

18. 发明授权

US11446706B2 Trash sorting and recycling method, trash sorting device, and trash sorting and recycling system 有权
公开(公告)号：US11446706B2
公开(公告)日：2022-09-20
申请号：US16076451
申请日：2018-01-23
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Qi Zeng , Lijie Zhang , Lihua Geng , Han Yan , Xitong Ma , Tianyue Zhao
IPC分类号： B07C5/342 , G06N3/08 , B07C5/36 , G06Q10/00
摘要： A trash sorting and recycling method, a trash sorting device and a trash sorting and recycling system are provided. The trash sorting and recycling method includes: acquiring a detection image of trash to be sorted; processing the detection image with a deep learning neural network to judge whether or not the trash to be sorted belongs to recyclable trash; if yes, sending a first control signal, to control to deliver the trash to be sorted into a recycling region; if no, sending a second control signal, to control to deliver the trash to be sorted into a non-recycling region.

19. 发明授权

US11113816B2 Image segmentation apparatus, method and relevant computing device 有权
公开(公告)号：US11113816B2
公开(公告)日：2021-09-07
申请号：US16651946
申请日：2019-09-19
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Guannan Chen , Lijie Zhang
IPC分类号： G06K9/46 , G06T7/10 , G06N3/02
摘要： The present disclosure provides an image segmentation apparatus, method and relevant computing device. The image segmentation apparatus comprises: a feature extractor configured to extract N image semantic features having different scales from an input image, where N is an integer not less than 3; and a feature processor comprising cascaded dense-refine networks and being configured to perform feature processing on the N image semantic features to obtain a binarized mask image for the input image. A dense-refine network is configured to generate a low-frequency semantic feature from semantic features input thereto by performing densely-connected convolution processing on the semantic features respectively to obtain respective image global features, performing feature fusion on the image global features to obtain a fused image global feature, and performing pooling processing on the fused image global feature to generate and output the low-frequency semantic feature. The semantic features are selected from a group consisting of the N image sematic features and low-frequency semantic features generated by dense-refine networks. The feature processor is configured to obtain the binarized mask image based on low-frequency semantic features generated by the dense-refine networks.

20. 发明申请

US20210012181A1 COMPUTER-IMPLEMENTED METHOD OF TRAINING CONVOLUTIONAL NEURAL NETWORK, CONVOLUTIONAL NEURAL NETWORK, COMPUTER-IMPLEMENTED METHOD USING CONVOLUTIONAL NEURAL NETWORK, APPARATUS FOR TRAINING CONVOLUTIONAL NEURAL NETWORK, AND COMPUTER-PROGRAM PRODUCT 有权
公开(公告)号：US20210012181A1
公开(公告)日：2021-01-14
申请号：US16626302
申请日：2019-07-22
申请人： BOE Technology Group Co., Ltd.
发明人： Dan Zhu , Lijie Zhang , Pablo Navarre Michelini , Hanwen Liu
IPC分类号： G06N3/04 , G06N3/08 , G06T7/10 , G06F17/16
摘要： A computer-implemented method of training a convolutional neural network configured to morph content features of an input image with style features of a style image is provided. The computer-implemented method includes selecting a training style image; extracting style features of the training style image; selecting a training content image; extracting content features of the training content image; processing the training content image through the convolutional neural network to generate a training output image including the content features of the training content image morphed with the style features of the training style image; extracting content features and style features of the training output image; computing a total loss; and tuning the convolutional neural network based on the total loss including a content loss, a style loss, and a regularization loss.

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