Patents by Inventor Liyan Liu

Liyan Liu 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).

  • Publication number: 20230029878
    Abstract: The present disclosure relates generally to roofing elements and methods for making them. In one embodiment, the disclosure provides a roofing element in the form of a roofing shingle that includes a body of a foamed cured cross-linked polymer, the body having a top surface and a bottom surface, the body extending substantially in a plane and having a thickness in the range of 0.5 mm to 35 mm; and a layer of weather-resistant roofing granules disposed on and adhered at the top surface of roofing element. The roofing element can be made by providing a body of wet foamed curable composition, and allowing the curable composition to cure to provide the body of foamed cured cross-linked polymer.
    Type: Application
    Filed: May 10, 2022
    Publication date: February 2, 2023
    Inventors: Choung-Houng Lai, Mithun N. Kamath, Jia Liu, Liyan Ma, Gregory F. Jacobs
  • Publication number: 20230007172
    Abstract: A method and an apparatus for determining a connection relation of subspaces, and a non-transitory computer-readable recording medium are provided. In the method, a plurality of sets of panoramic images respectively corresponding to two respective adjacent subspaces are obtained. Each set of the panoramic images includes two first panoramic images, and a second panoramic image photographed at a connection opening. Orientations of the connection openings are determined based on positions of the connection openings, and orientations of a camera. Relative positions of the two adjacent subspaces are determined based on correspondence relations between the two first panoramic images and parts of the respective second panoramic images. The connection relation of the subspaces is determined based on the connection relation determined based on the same subspace, the orientations of the connection openings, and the relative positions of the two adjacent subspaces.
    Type: Application
    Filed: June 21, 2022
    Publication date: January 5, 2023
    Applicant: Ricoh Company, Ltd
    Inventors: Haijing JIA, Hong YI, Liyan LIU, Wei WANG
  • Patent number: 11541908
    Abstract: An information processing system includes an acquirer configured to acquire a boarding request, a deriver configured to derive, when an action schedule of an automatic driving vehicle includes a standby state based on a boarding request acquired by the acquirer, a usage charge of the automatic driving vehicle reflecting a cost generated in a traveling state in which the automatic driving vehicle carries a user and travels and a cost generated in the standby state, and an output configured to output information including the usage charge derived by the deriver.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: January 3, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuji Yasui, Kentaro Ishisaka, Nobuyuki Watanabe, Kovi Ahego, Christopher Lang, Liyan Liu, Yo Ito, Hirotaka Uchitomi
  • Patent number: 11521603
    Abstract: A conference minutes generation method is provided, which relates to the technical field of natural language processing. The conference minutes generation method comprises: acquiring a text conference record; dividing the text conference record into a plurality of conference paragraphs, generating a conference paragraph summary for each conference paragraph, and generating a conference record summary based on the conference paragraph summary of each conference paragraph; extracting conference instructions based on the text conference record; and generating the conference minutes based on the conference record summary and the conference instructions.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: December 6, 2022
    Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Ke Sun, Ying Liu, Kai Liu, Lei Han, Chao Wang, Yingzhuo Song, Shuai Gao, Liyan Yang, Qianqian Wang, Jing Liu, Di Wei
  • Patent number: 11460940
    Abstract: A display panel, a touch control structure and a display device are provided. The display panel includes a substrate, a display structure layer and a touch control structure layer. the touch control structure layer includes a bridge layer, an insulating layer and a touch control layer which are in a stacked arrangement, the touch control layer includes a plurality of first touch control electrodes and a plurality of first connecting parts arranged sequentially along a first extending direction and a plurality of second touch control electrodes arranged sequentially along a second extending direction, the plurality of first touch control electrodes and the plurality of first connecting parts are arranged alternately and connected in sequence, and the plurality of second touch control electrodes are arranged at intervals; the bridge layer includes connecting bridges connected with adjacent second touch control electrodes.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: October 4, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Liyan Liu, Xinxing Wang, Xuefei Sun, Jaegeon You
  • Patent number: 11440819
    Abstract: A dosing control method for micro-flocculation in ultrafiltration, including: calculating a preset value of a first differential pressure before an initial backwash and a preset value of a second differential pressure before a final backwash in each chemically enhanced backwash cycle; calculating a preset value of a third differential pressure between the first differential pressure and the second differential pressure according to the preset value of the first differential pressure and the preset value of the second differential pressure; obtaining a predicted value of the third differential pressure according to a differential pressure curve plotted based on online filtration differential pressure data; and comparing the preset value of the third differential pressure and the predicted value of the third differential pressure to determine whether to dose. A dosing control system is also provided.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: September 13, 2022
    Assignee: Greentech Environment Co., Ltd.
    Inventors: Mu Liu, Yingqiang Su, Zehua Li, Kai Sun, Xiaofeng Lin, Huiming Han, Mengyuan Duan, Liyan Zhang
  • Publication number: 20220253981
    Abstract: Disclosed is an image processing method including steps of obtaining a plurality of sets of training data, each set of training data containing data of first and second images, image quality of the second image being higher than that of the first image, shooting contents of the first image being the same model, letting the data of the first image be an input of the model, and utilizing the plurality of sets of training data to train the model until a difference feature value between an output of the model and the data of the second image is minimum; and inputting data of a third image to be processed into the model so as to output data of a fourth image after image enhancement, image quality of the fourth image being higher than that of the third image.
    Type: Application
    Filed: August 12, 2020
    Publication date: August 11, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Yupeng ZHANG, Daojing LI, Makoto ODAMAKI, Hong YI, Liyan LIU, Huan JIA, Wei WANG
  • Publication number: 20220235350
    Abstract: The present application belongs to the technical field of mRNA preparation, and discloses a system and a method for preparing mRNA, which can shorten a preparation period, and avoid degradation of an mRNA product due to the introduction of RNase by manual pipetting. The system for preparing mRNA comprises a PCR amplification device configured to amplify DNA; a plurality of raw reagent tubes, each of which is configured to provide a single reagent; and a reaction device configured to allow reagents to react.
    Type: Application
    Filed: November 19, 2019
    Publication date: July 28, 2022
    Inventors: Shengqi WANG, Rui XIAO, Hongjuan WEI, Zhen RONG, Liyan LIU
  • Publication number: 20220212963
    Abstract: A dosing control method for micro-flocculation in ultrafiltration, including: calculating a preset value of a first differential pressure before an initial backwash and a preset value of a second differential pressure before a final backwash in each chemically enhanced backwash cycle; calculating a preset value of a third differential pressure between the first differential pressure and the second differential pressure according to the preset value of the first differential pressure and the preset value of the second differential pressure; obtaining a predicted value of the third differential pressure according to a differential pressure curve plotted based on online filtration differential pressure data; and comparing the preset value of the third differential pressure and the predicted value of the third differential pressure to determine whether to dose. A dosing control system is also provided.
    Type: Application
    Filed: March 24, 2022
    Publication date: July 7, 2022
    Inventors: Mu LIU, Yingqiang SU, Zehua LI, Kai SUN, Xiaofeng LIN, Huiming HAN, Mengyuan DUAN, Liyan ZHANG
  • Publication number: 20220197419
    Abstract: A display panel, a touch control structure and a display device. The display panel includes a display structure layer and a touch control structure layer having a plurality of mesh pattern units in polygonal shapes composed of metal wires. The touch control structure layer includes a Boundary region, and each mesh pattern unit in the Boundary region is provided with a cut that disconnect the metal wires of the mesh pattern unit. The mesh pattern unit includes at least two parallel first sides. The cuts include consecutive cuts and the quantity of cuts in a set of consecutive cuts is less than or equal to three. The consecutive cuts are cuts provided on both the two sides of each mesh pattern unit of at least one mesh patterns units arranged continuously in a first direction and the first direction intersects the first side of each mesh pattern unit.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 23, 2022
    Inventors: Xuefei SUN, Xinxing WANG, Liyan LIU, Jaegeon YOU
  • Publication number: 20220197418
    Abstract: A display panel, a touch control structure and a display device are provided. The display panel includes a substrate, a display structure layer and a touch control structure layer. the touch control structure layer includes a bridge layer, an insulating layer and a touch control layer which are in a stacked arrangement, the touch control layer includes a plurality of first touch control electrodes and a plurality of first connecting parts arranged sequentially along a first extending direction and a plurality of second touch control electrodes arranged sequentially along a second extending direction, the plurality of first touch control electrodes and the plurality of first connecting parts are arranged alternately and connected in sequence, and the plurality of second touch control electrodes are arranged at intervals; the bridge layer includes connecting bridges connected with adjacent second touch control electrodes.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 23, 2022
    Inventors: Liyan LIU, Xinxing WANG, Xuefei SUN, Jaegeon YOU
  • Publication number: 20220197438
    Abstract: A display panel, a touch control structure and a display device are provided. The display panel includes a touch control structure layer including a plurality of mesh pattern units which are polygons formed by metal wires. The touch control structure layer includes a bridge layer, an insulating layer and a touch control layer. The touch control layer includes a plurality of first touch control electrodes and first connecting parts arranged along a first extending direction and a plurality of second touch control electrodes arranged along a second extending direction. The plurality of first touch control electrodes and first connecting parts are alternately arranged and serially coupled, and the second touch control electrodes are arranged at intervals.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 23, 2022
    Inventors: Xuefei SUN, Jaegeon YOU, Liyan LIU, Xinxing WANG
  • Patent number: 11363206
    Abstract: A method, for correcting a rolling shutter phenomenon, includes obtaining a double fish-eye image to be processed using a photographing device; obtaining an image processing parameter including gyro data of the photographing device; calculating a rolling shutter phenomenon correcting parameter based on the image processing parameter; and correcting the rolling shutter phenomenon with respect to the double fish-eye image in a spherical-coordinate system using the rolling shutter phenomenon correcting parameter.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: June 14, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Yiwei Wang, Liyan Liu, Wei Wang
  • Publication number: 20220164984
    Abstract: Disclosed are a panoramic image based jump position determination method and apparatus. The method includes steps of obtaining first and second original panoramic images having the same horizontal width; performing, based on posture data of cameras respectively shooting the two original panoramic images, an adjustment process on at least one of the two original panoramic images, so as to acquire first and second panoramic images; after the adjustment process, conducting a feature extraction process regarding the two panoramic images, and choosing, based on a result of the feature extraction process, a plurality of pairs of image columns on the two panoramic images, so as to select at least one pair of first image columns from among the plurality of pairs of image columns; and determining, based on the at least one pair of first image columns, jump positions on the first and second panoramic images for jumping between the two.
    Type: Application
    Filed: November 19, 2021
    Publication date: May 26, 2022
    Applicant: Rioch Company, Ltd.
    Inventors: Haijing JIA, Hong YI, Liyan LIU, Wei WANG
  • Publication number: 20220090195
    Abstract: Disclosed by the present application are a structure of a double-stranded oligonucleotide nucleic acid probe, a method of use and applications thereof in nucleic acid fluorescence qualitative and quantitative analysis, medical diagnosis and life science researches. The double-stranded oligonucleotide nucleic acid probe is composed of two completely or partially base-complementary oligonucleotide strands; the end of each oligonucleotide strand may be connected to a fluorescent group or a corresponding fluorescent quenching group; and the two oligonucleotide probe strands may hybridize with a target nucleic acid sequence to be tested.
    Type: Application
    Filed: March 12, 2019
    Publication date: March 24, 2022
    Inventors: Shengqi WANG, Qiqi LIU, Liyan LIU, Ying ZHANG, Yi ZHAO
  • Publication number: 20220027656
    Abstract: Disclosed are an image matching method and apparatus. The image matching method is inclusive of steps of obtaining a panoramic image of at least one subspace in a 3D space and a 2D image of the 3D space; acquiring a 2D image of the at least one subspace in the 3D space; performing 3D reconstruction on the panoramic image of the at least one subspace, and procuring a projection image corresponding to the panoramic image of the at least one subspace; and attaining a matching relationship between the panoramic image of the at least one subspace and the 2D image of the at least one subspace, and establishing an association relationship between the panoramic image of the at least one subspace and the 2D image of the at least one subspace between which the matching relationship has been generated.
    Type: Application
    Filed: July 21, 2021
    Publication date: January 27, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Haijing Jia, Hong Yi, Liyan Liu, Wei Wang
  • Patent number: 11231281
    Abstract: An information-processing device of the present invention includes an acquisition unit that acquires sensor detection information indicating a detection result from a sensor mounted in a vehicle, a derivation unit that derives a plurality of indices for a surrounding environment based on the sensor detection information acquired by the acquisition unit, and an evaluation unit that evaluates attribute information of a point at which the sensor detection information is acquired based on the plurality of indices derived by the derivation unit.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: January 25, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuji Yasui, Kentaro Ishisaka, Nobuyuki Watanabe, Kovi Ahego, Christopher Lang, Liyan Liu, Yo Ito, Hirotaka Uchitomi
  • Patent number: 11216919
    Abstract: An image processing method includes obtaining an original image; partitioning the original image into a first part and a second part such that distortion of at least a part of an image in the first part of the original image is smaller than a predetermined threshold, and distortion of at least a part of an image in the second part of the original image is greater than or equal to the predetermined threshold; correcting the second part of the original image so as to obtain a distortion-corrected image corresponding to the second part; and recognizing the first part of the original image and the distortion-corrected image so as to recognize an object in the original image.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: January 4, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Haijing Jia, Hong Yi, Liyan Liu, Wei Wang
  • Publication number: 20210227139
    Abstract: Disclosed is a video stabilization method including steps of selecting a first area in a first image; determining at least one first feature point based on the first area, and performing feature point matching on the first image and a second image so as to obtain at least one feature point matching pair between the first image and the second image, each feature point matching pair including a first feature point of the first image and a second feature point of the second image; conducting motion parameter estimation based on the at least one feature point matching pair so as to obtain a motion parameter; and carrying out motion compensation with respect to the first image based on the motion parameter so as to acquire a first stable image after compensation.
    Type: Application
    Filed: May 9, 2019
    Publication date: July 22, 2021
    Applicant: Ricoh Company, Ltd.
    Inventors: Yiwei WANG, Liyan LIU, Wei WANG
  • Patent number: 11069239
    Abstract: An event vehicle dispatch device includes: an event notifier configured to notify a plurality of vehicles or owners of the vehicles of an event held in an area in which the plurality of vehicles are able to park; and an adjuster configured to adjust the number of vehicles corresponding to vehicle attributes of vehicles arriving at the area based on the vehicle attribute of each of the plurality of vehicles.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: July 20, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuji Yasui, Kentaro Ishisaka, Nobuyuki Watanabe, Kovi Ahego, Christopher Lang, Liyan Liu, Yo Ito, Hirotaka Uchitomi