Patents by Inventor Qian Lu
Qian Lu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11991880Abstract: A method for forming a 3D memory device is disclosed. The method includes: forming an alternating dielectric stack on a substrate; forming a plurality of channel holes penetrating the alternating dielectric stack; forming a channel structure in each channel hole; forming a channel column structure on the channel structure in each channel hole; trimming an upper portion of each channel column structure to form a channel plug; and forming a top selective gate cut between neighboring channel plugs.Type: GrantFiled: September 9, 2020Date of Patent: May 21, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Zhenyu Lu, Yu Ru Huang, Qian Tao, Yushi Hu, Jun Chen, Xiaowang Dai, Jifeng Zhu, Yongna Li, Lidong Song
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Publication number: 20240163450Abstract: Methods and apparatus are provided for intra coding a block having pixels assigned to groups. An apparatus includes a video encoder for encoding a block in a picture using intra prediction by dividing pixels within the block into at least a first group and a second group and encoding the pixels in the first group prior to encoding the pixels in the second group. A prediction for at least one of the pixels within the second group is obtained by evaluating the pixels within the first group and the second group.Type: ApplicationFiled: November 22, 2023Publication date: May 16, 2024Inventors: Qian XU, Joel SOLE, Peng YIN, Yunfei ZHENG, Xiaoan LU
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Publication number: 20240155107Abstract: A system and method for video compression divides colors of all pixel points of a target video frame into R, G, and B values, and all pixels are placed in a three-dimensional coordinate system to establish a correspondence between each pixel point and the coordinate position. Fuzzy recombination and division are performed on all pixel blocks and pixel points with similar RGB values are divided into pixel blocks to obtain a first target pixel block. Pixel blocks with same RGB values but with coordinates which are not close to the first target pixel block are extracted and divided to obtain a second target pixel block. An area enveloping the second target pixel block is extracted, and vector changes of all dynamic pixel points on the enveloping line are traversed and analyzed to determine a minimum compression change block for compression process.Type: ApplicationFiled: January 5, 2024Publication date: May 9, 2024Inventors: Qian LU, Hai-Yuan HE
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Patent number: 11968832Abstract: Methods and structures of a three-dimensional memory device are disclosed. In an example, the disclosed method comprises forming a plurality of dielectric stacks stacked on one another over a substrate to create a multiple-stack staircase structure. Each one of the plurality of dielectric stacks comprises a plurality of dielectric pairs arranged along a direction perpendicular to a top surface of the substrate. The method further comprises forming a filling structure that surrounds the multiple-stack staircase structure, forming a semiconductor channel extending through the multiple-staircase structure, wherein the semiconductor channel comprises unaligned sidewall surfaces, and forming a supporting pillar extending through at least one of the multiple-staircase structure and the filling structure, wherein the supporting pillar comprises aligned sidewall surfaces.Type: GrantFiled: October 16, 2020Date of Patent: April 23, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Jun Liu, Zongliang Huo, Li Hong Xiao, Zhenyu Lu, Qian Tao, Yushi Hu, Sizhe Li, Zhao Hui Tang, Yu Ting Zhou, Zhaosong Li
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Patent number: 11961515Abstract: A method includes receiving a plurality of unlabeled audio samples corresponding to spoken utterances not paired with corresponding transcriptions. At a target branch of a contrastive Siamese network, the method also includes generating a sequence of encoder outputs for the plurality of unlabeled audio samples and modifying time characteristics of the encoder outputs to generate a sequence of target branch outputs. At an augmentation branch of a contrastive Siamese network, the method also includes performing augmentation on the unlabeled audio samples, generating a sequence of augmented encoder outputs for the augmented unlabeled audio samples, and generating predictions of the sequence of target branch outputs generated at the target branch. The method also includes determining an unsupervised loss term based on target branch outputs and predictions of the sequence of target branch outputs. The method also includes updating parameters of the audio encoder based on the unsupervised loss term.Type: GrantFiled: December 14, 2021Date of Patent: April 16, 2024Assignee: Google LLCInventors: Jaeyoung Kim, Soheil Khorram, Hasim Sak, Anshuman Tripathi, Han Lu, Qian Zhang
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Patent number: 11957022Abstract: A display panel includes a first base substrate, a plurality of light sources on the first base substrate, a second base substrate opposite to the first base substrate, a light conversion structure on the second base substrate, a plurality of extinction structures on a side of the light conversion structure facing the first base substrate, a first channel formed between any two adjacent extinction structures, a plurality of first optical structures on a side of the light conversion structure facing the first base substrate, wherein the plurality of first optical structures are respectively located in the first channels each between any two adjacent extinction structures, and a filler portion between the plurality of light sources and the plurality of first optical structures. The filler portion contains a material with a refractive index greater than that of a material of the first optical structure, and the extinction structure contains light-absorbing material.Type: GrantFiled: June 25, 2021Date of Patent: April 9, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dejiang Zhao, Wei Huang, Yang Li, Yu Tian, Tianhao Lu, Qian Jin
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Publication number: 20240100488Abstract: Provided are a high temperature-resistant composite nanofiltration membrane and a preparation method thereof. The high temperature-resistant composite nanofiltration membrane includes a base membrane and a polyamide membrane arranged on the base membrane; wherein the polyamide membrane is prepared from raw materials comprising: an amine, an inorganic salt, a silane additive, a polyacyl chloride, and an oil phase solvent; and the silane additive is at least one selected from the group consisting of 3-aminopropyltriethoxysilane, divinyltriaminopropyltrimethoxysilane, N-cyclohexyl-?-aminopropyltrimethoxysilane, and trimethoxy[3-(phenylamino)propyl]silane.Type: ApplicationFiled: July 13, 2023Publication date: March 28, 2024Inventors: Hui YU, Hongwei LU, Bo PENG, Qunhui HU, Qian LIAO, Pan HE, Yanbo HE, Jun PENG
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Patent number: 11942969Abstract: Methods and apparatus are provided for unified significance map coding. An apparatus includes a video encoder (400) for encoding transform coefficients for at least a portion of a picture. The transform coefficients are obtained using a plurality of transforms. One or more context sharing maps are generated for the transform coefficients based on a unified rule. The one or more context sharing maps are for providing at least one context that is shared among at least some of the transform coefficients obtained from at least two different ones of the plurality of transforms.Type: GrantFiled: April 25, 2023Date of Patent: March 26, 2024Assignee: INTERDIGITAL MADISON PATENT HOLDINGS, SASInventors: Xiaoan Lu, Joel Sole, Peng Yin, Qian Xu, Yunfei Zheng
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Patent number: 11943928Abstract: Embodiments of a channel hole plug structure of 3D memory devices and fabricating methods thereof are disclosed. The memory device includes an alternating layer stack disposed on a substrate, an insulating layer disposed on the alternating dielectric stack, a channel hole extending vertically through the alternating dielectric stack and the insulating layer, a channel structure including a channel layer in the channel hole, and a channel hole plug in the insulating layer and above the channel structure. The channel hole plug is electrically connected with the channel layer. A projection of the channel hole plug in a lateral plane covers a projection of the channel hole in the lateral plane.Type: GrantFiled: April 19, 2022Date of Patent: March 26, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Li Hong Xiao, Zhenyu Lu, Qian Tao, Yushi Hu, Jun Chen, LongDong Liu, Meng Wang
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Publication number: 20240092664Abstract: The present invention discloses a straight-line sewage treatment system for enhanced treatment of low-carbon-to-nitrogen ratio (C/N) domestic sewage, including a sewage intake tank, an enhanced denitrification tank through a pipeline, an effluent outlet of the enhanced denitrification tank, an effluent pipe, a first storage tank, a second storage tank, and a disinfection tank.Type: ApplicationFiled: October 31, 2022Publication date: March 21, 2024Inventors: Lin Wang, Qiya Sun, Yongmei Li, Qian Pin, Manhong Huang, Qinyuan Lu
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Patent number: 11935533Abstract: Techniques are described for maintaining contextual data to support content-related actions. In an example, a system stories second content at a source. The source is associated with first content. The system sends, to a device, an object that indicates the first content. From the device at a first time, the system receives first data indicating a first request for the second content and including source information that indicates the source. From the device at a second time, the system receives second data indicating a second request for the second content, the second data including the source information, the first data and the second data received at a frequency indicated by the object. The system determines that the requests are associated with the first content based on the source information included in the received data, and stores third data indicating a presentation of the first content by the device.Type: GrantFiled: December 6, 2021Date of Patent: March 19, 2024Assignee: Amazon Technologies, Inc.Inventors: Allen Wang, Chongshu Qian, Srikanth Nori, Joshua Maxwell Rutheiser, Lei Raymond Lu, Jack Andrew Tomlinson, Matthew Brian Urtnowski
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Patent number: 11936876Abstract: Methods and apparatus are provided for signaling intra prediction for large blocks for video encoders and decoders. The intra prediction is signaled by selecting a basic coding unit size and assigning a single spatial intra partition type for the basic coding unit size. The single spatial intra partition type is selectable from among a plurality of spatial intra partition types. The at least one large block has a large block size greater than a block size of the basic coding unit. The intra prediction is hierarchical layer intra prediction and is performed for the at least one large block by at least one of splitting from the large block size to the basic coding unit size and merging from the basic coding unit size to the large block size.Type: GrantFiled: June 18, 2021Date of Patent: March 19, 2024Assignee: InterDigital VC Holdings, Inc.Inventors: Yunfei Zheng, Qian Xu, Xiaoan Lu, Peng Yin, Joel Sole Rojals, Adeel Abbas
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Publication number: 20240090299Abstract: A display panel includes: multiple light-emitting devices arranged on a substrate, each light-emitting device includes a first electrode, multiple light-emitting units and a second electrode sequentially arranged in a direction away from the substrate, a microcavity structure is formed between the first electrode and the second electrode, the light-emitting unit includes a light-emitting layer, light-emission colors of at least two light-emitting layers in the same light-emitting device are different, and at least one light-emitting device includes a cavity length adjusting layer; and a color conversion layer including multiple wavelength conversion units, each wavelength conversion unit corresponds to a light-emitting device having the cavity length adjusting layer, the wavelength conversion unit is arranged on a light outlet side of the light-emitting device, at least one light-emission peak in a light-emission band of the light-emitting device is less than or equal to an intrinsic light-emission peak of aType: ApplicationFiled: July 1, 2022Publication date: March 14, 2024Inventors: Qian JIN, Wei HUANG, Qian SUN, Tianhao LU, Yang LI, Liangliang KANG
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Patent number: 11930162Abstract: A system and method for video compression divides colors of all pixel points of a target video frame into R, G, and B values, and all pixels are placed in a three-dimensional coordinate system to establish a correspondence between each pixel point and the coordinate position. Fuzzy recombination and division are performed on all pixel blocks and pixel points with similar RGB values are divided into pixel blocks to obtain a first target pixel block. Pixel blocks with same RGB values but with coordinates which are not close to the first target pixel block are extracted and divided to obtain a second target pixel block. An area enveloping the second target pixel block is extracted, and vector changes of all dynamic pixel points on the enveloping line are traversed and analyzed to determine a minimum compression change block for compression process.Type: GrantFiled: March 1, 2022Date of Patent: March 12, 2024Assignee: Nanning FuLian FuGui Precision Industrial Co., Ltd.Inventors: Qian Lu, Hai-Yuan He
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Publication number: 20240080655Abstract: Apparatuses and methods for DDD status event handling with I-SMF improvement. In one embodiment, a session management function, SMF, node is provided. The SMF node includes processing circuitry configured to receive a subscription request to an event associated with the SMF node where the subscription request includes at least one of a packet detection rule, PDR, information and a Traffic Descriptor, and instruct a user plane function, UPF, node based at least on the subscription request.Type: ApplicationFiled: January 21, 2022Publication date: March 7, 2024Inventors: Qian CHEN, Yunjie LU, Juying GAN
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Publication number: 20240074294Abstract: A display module, including: a display panel; and a color film layer and a micro-lens layer, provided on a light-emitting side of the display panel; where, the color film layer includes a plurality of filter portions, and the micro-lens layer includes a plurality of first converging lenses and a plurality of second converging lenses; a gap is provided between two adjacent first converging lenses, and an orthographic projection of a first converging lens on the display panel is located within an orthographic projection of a filter portion on the display panel; a second converging lens is provided in the gap between two adjacent first converging lenses, and a vertex of the second converging lens is located between a vertex of the first converging lens and a bottom surface of the first converging lens.Type: ApplicationFiled: September 7, 2022Publication date: February 29, 2024Inventors: Zhijian ZHU, Pengcheng LU, Shengji YANG, Kuanta HUANG, Xiaochuan CHEN, Qian WU, Longfei FAN, Dacheng ZHANG
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Publication number: 20230262929Abstract: The present disclosure provides a connector assembly comprising a shielding cage and a liquid cooling cabin. The shielding cage has an insertion space and a window in communication with the insertion space. The liquid cooling cabin is configured to allow a cooling liquid to circulate and flow inside, the liquid cooling cabin comprises a shell having an opening, a thermal coupling cover provided at the opening of the shell, and an elastic sealing unit sealing a gap between the thermal coupling cover and the shell, the thermal coupling cover having a thermal coupling plate entering into the insertion space via the window of the shielding cage, the thermal coupling plate being capable of elastically moving in a direction close to the shell and elastically restoring in a direction away from the shell by a function of the elastic sealing unit.Type: ApplicationFiled: April 21, 2023Publication date: August 17, 2023Inventors: You-Qian Lu, Che-Yuan Yang
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Publication number: 20230217010Abstract: A system and method for video compression divides colors of all pixel points of a target video frame into R, G, and B values, and all pixels are placed in a three-dimensional coordinate system to establish a correspondence between each pixel point and the coordinate position. Fuzzy recombination and division are performed on all pixel blocks and pixel points with similar RGB values are divided into pixel blocks to obtain a first target pixel block. Pixel blocks with same RGB values but with coordinates which are not close to the first target pixel block are extracted and divided to obtain a second target pixel block. An area enveloping the second target pixel block is extracted, and vector changes of all dynamic pixel points on the enveloping line are traversed and analyzed to determine a minimum compression change block for compression process.Type: ApplicationFiled: March 1, 2022Publication date: July 6, 2023Inventors: QIAN LU, HAI-YUAN HE
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Publication number: 20230170730Abstract: The disclosure relates to a control method for a vehicle-mounted wireless charger, a vehicle-mounted wireless charger, and a vehicle. The vehicle-mounted wireless charger has a fan, and the control method includes: establishing a functional relationship between a vehicle speed of a vehicle and a duty cycle of the fan; detecting a real-time vehicle speed of the vehicle when the wireless charger charges a device to be charged and the fan is turned on; and determining and adjusting the duty cycle of the fan based on the real-time vehicle speed and the functional relationship, to control noise of the vehicle-mounted wireless charger. The vehicle of the disclosure may effectively control the noise of the vehicle-mounted wireless charger using the control method, thereby improving the NVH performance of the vehicle and driving experience of a user.Type: ApplicationFiled: November 29, 2022Publication date: June 1, 2023Inventors: Qian LU, Chenwei SUN, Xiaolei SHI, Lin MU
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Publication number: 20230170650Abstract: A connector assembly includes a shielding cover, a socket connector, and a rear cover. The shielding cover includes a plug connection channel having a rear end opening, and a top wall, two side walls and a bottom wall. Each of the side walls has a stop block protruding towards the plug connection channel. The stop block has a three-dimensional protruding structure and has an upper stop edge and a rear stop edge. The bottom wall has an insertion plate located in a rear portion and extending backwards. The socket connector is arranged in a rear section of the plug connection channel of the shielding cover by means of insertion from the rear end opening. The socket connector includes a socket housing. The socket housing has a stop block accommodation recess formed on a side surface thereof, and an insertion slot integrally formed in a bottom portion thereof.Type: ApplicationFiled: November 10, 2022Publication date: June 1, 2023Inventors: YOU-QIAN LU, CHE-YUAN YANG