Patents by Inventor Song Meng

Song Meng 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: 20180164113
    Abstract: The present disclosure is applicable to the field of information technologies, and provides a route information displaying method and apparatus. The method includes: creating a three-dimensional coordinate system, and loading an electronic map in the XY plane of the three-dimensional coordinate system; acquiring, by using a satellite positioning system, a real-time location of a mobile terminal and a real-time speed, of the mobile terminal, corresponding to the real-time location; and drawing both a moving route and a speed curve of the mobile terminal in the three-dimensional coordinate system according to the acquired real-time location and real-time speed, where the real-time location of the mobile terminal is represented in the XY plane of the three-dimensional coordinate system, and the real-time speed of the mobile terminal is represented on the Z axis of the three-dimensional coordinate system.
    Type: Application
    Filed: February 6, 2018
    Publication date: June 14, 2018
    Inventors: FEI ZHANG, XIAN ZHANG, HONGYING JIANG, WEIZHENG LI, CHENGYU LIAO, SONG MENG, YAN ZHAO
  • Publication number: 20180128631
    Abstract: The present disclosure is applicable to the field of information technologies, and provides a route information displaying method and apparatus. The method includes: creating a three-dimensional coordinate system, and loading an electronic map in the XY plane of the three-dimensional coordinate system; acquiring, by using a satellite positioning system, a real-time location of a mobile terminal and a real-time speed, of the mobile terminal, corresponding to the real-time location; and drawing both a moving route and a speed curve of the mobile terminal in the three-dimensional coordinate system according to the acquired real-time location and real-time speed, where the real-time location of the mobile terminal is represented in the XY plane of the three-dimensional coordinate system, and the real-time speed of the mobile terminal is represented on the Z axis of the three-dimensional coordinate system.
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Inventors: FEI ZHANG, XIAN ZHANG, HONGYING JIANG, WEIZHENG LI, CHENGYU LIAO, SONG MENG, YAN ZHAO
  • Patent number: 9947273
    Abstract: The present disclosure provides a voltage drop compensation method, a voltage drop compensation device and a display device. The voltage drop compensation method includes steps of determining a voltage drop for a power signal corresponding to each subpixel set; determining a first equivalent brightness reduction value corresponding to the voltage drop; calculating an initial brightness value for each subpixel in the subpixel set; calculating a sum of the first equivalent brightness reduction value corresponding to the subpixel set and the initial brightness value as a target brightness value for each subpixel in the subpixel set; and generating a driving signal for each subpixel in accordance with the target brightness value for each subpixel in the subpixel set, and outputting the driving signal.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: April 17, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Song Meng, Danna Song, Yang Zhou, Fei Yang
  • Patent number: 9897458
    Abstract: The present disclosure is applicable to the field of information technologies, and provides a route information displaying method and apparatus. The method includes: creating a three-dimensional coordinate system, and loading an electronic map in the XY plane of the three-dimensional coordinate system; acquiring, by using a satellite positioning system, a real-time location of a mobile terminal and a real-time speed, of the mobile terminal, corresponding to the real-time location; and drawing both a moving route and a speed curve of the mobile terminal in the three-dimensional coordinate system according to the acquired real-time location and real-time speed, where the real-time location of the mobile terminal is represented in the XY plane of the three-dimensional coordinate system, and the real-time speed of the mobile terminal is represented on the Z axis of the three-dimensional coordinate system.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: February 20, 2018
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Fei Zhang, Xian Zhang, Hongying Jiang, Weizheng Li, Chengyu Liao, Song Meng, Yan Zhao
  • Patent number: 9881554
    Abstract: Embodiments of the present disclosure relate to a technical field of display technology, and provide a driving method for a pixel circuit and a driving device thereof. A problem of cost increase can be solved which is caused by an increase in a number of storages when adjustment is made by way of Gamma curve and table lookup, by means of the technical solutions according to embodiments of the present disclosure. The driving method of the pixel circuit includes acquiring brightness information of a display screen in a light-emitting phase (S101); determining a duty cycle of a pulse signal according to the brightness information (S102); inputting a high level to the first voltage terminal, and inputting the pulse signal with the duty cycle to a gate of the first switching transistor by the first gate line (S103).
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: January 30, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Song Meng, Danna Song
  • Patent number: 9830890
    Abstract: A method and device for compressing and decompressing data information, a drive compensation method and device, and a display device. The method for compressing data information includes: acquiring data information corresponding to a sub pixel unit; establishing a distribution function model according to the data information; obtaining a valid option value section according to the distribution function model and a valid threshold value; and dividing the valid option value section into N compression sections, and compressing data information corresponding to each of the compression sections to M times of data information corresponding to all the sub pixel units according to a storage length P of the data information corresponding to the sub pixel unit to obtain N compressed data information blocks.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: November 28, 2017
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang Zhou, Song Meng
  • Publication number: 20170236498
    Abstract: A method and device for compressing and decompressing data information, a drive compensation method and device, and a display device. The method for compressing data information includes: acquiring data information corresponding to a sub pixel unit; establishing a distribution function model according to the data information; obtaining a valid option value section according to the distribution function model and a valid threshold value; and dividing the valid option value section into N compression sections, and compressing data information corresponding to each of the compression sections to M times of data information corresponding to all the sub pixel units according to a storage length P of the data information corresponding to the sub pixel unit to obtain N compressed data information blocks.
    Type: Application
    Filed: September 29, 2015
    Publication date: August 17, 2017
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yang ZHOU, Song MENG
  • Publication number: 20170200428
    Abstract: The present disclosure discloses a pixel arrangement structure, an array substrate, a display apparatus and a display control method. The display control method includes obtaining a first grayscale value, a second grayscale value, a third grayscale value and a fourth grayscale value of a blue sub-pixel of four pixel units in a repeating unit; and calculating an actual display value of the blue sub-pixel based on the first grayscale value, the second grayscale value, the third grayscale value and the fourth grayscale value.
    Type: Application
    Filed: March 15, 2016
    Publication date: July 13, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Danna SONG, Song MENG, Cuili GAI, Zhongyuan WU
  • Publication number: 20170196080
    Abstract: The display device comprises a printed circuit board, a display panel and a chip on film for connecting the printed circuit board with the display panel. The chip on film comprises a plurality of output pads and a plurality of first test pads which are close to the plurality of output pads and arranged at intervals. The display panel comprises a plurality of input pads in one-to-one correspondence with the plurality of output pads of the chip on film, and a plurality of second test pads which are close to the plurality of input pads of the display panel and arranged at intervals. A gap between two adjacent first test pads of the chip on film overlaps a second test pad of the display panel such that the two adjacent first test pads of the chip on film are connected via the second test pad of the display panel.
    Type: Application
    Filed: July 19, 2016
    Publication date: July 6, 2017
    Inventors: Song MENG, Danna SONG
  • Publication number: 20170193909
    Abstract: An Active-Matrix Organic Light Emitting Diode (AMOLED) display apparatus and a brightness compensation method thereof are provided.
    Type: Application
    Filed: January 13, 2016
    Publication date: July 6, 2017
    Inventors: Danna SONG, Zhongyuan WU, Szu Heng TSENG, Song MENG
  • Publication number: 20170193905
    Abstract: The present disclosure provides a voltage drop compensation method, a voltage drop compensation device and a display device. The voltage drop compensation method includes steps of determining a voltage drop for a power signal corresponding to each subpixel set; determining a first equivalent brightness reduction value corresponding to the voltage drop; calculating an initial brightness value for each subpixel in the subpixel set; calculating a sum of the first equivalent brightness reduction value corresponding to the subpixel set and the initial brightness value as a target brightness value for each subpixel in the subpixel set; and generating a driving signal for each subpixel in accordance with the target brightness value for each subpixel in the subpixel set, and outputting the driving signal.
    Type: Application
    Filed: July 26, 2016
    Publication date: July 6, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Song MENG, Danna SONG, Yang ZHOU, Fei YANG
  • Publication number: 20170116915
    Abstract: The present invention provides a display apparatus with display screen burn-ins prevention functions, comprising a calculation module configured to identify a set of to-be-adjusted grayscale edge pixels corresponding to a static display part in a detection area based on a plurality of sets of grayscale edge pixels identified from a plurality of images in the detection area at different time instances; a determination module configured to determine whether the set of to-be-adjusted grayscale edge pixels is an empty set; and an adjustment module configured to adjust intensity levels of the to-be-adjusted grayscale edge pixels when the determination module determines that the set of to-be-adjusted grayscale edge pixels is not an empty set.
    Type: Application
    Filed: December 10, 2015
    Publication date: April 27, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: DANNA SONG, ZHONGYUAN WU, SONG MENG, CUILI GAI
  • Publication number: 20170069251
    Abstract: The present disclosure provides a display driving method, apparatus and a display device. The method comprises: acquiring pixel data of N pixels, N=i*j, i being a coefficient and being a positive integer, and j being the number of pixels in each row; determining, for each pixel data, brightness values of respective sub-pixels in a pixel corresponding to the pixel data; calculating an analog power supply voltage of a source driver chip of a display module according to respective brightness values, the analog power supply voltage being positively correlated with the brightness values.
    Type: Application
    Filed: July 26, 2016
    Publication date: March 9, 2017
    Inventors: FEI YANG, Szu Heng Tseng, Yue Wu, Song Meng
  • Patent number: 9540565
    Abstract: The present invention discloses liquid crystal compounds having dibenzopyran derivatives with cycloalkyl groups, and preparation methods and application thereof. The liquid crystal compounds having dibenzopyran derivatives with cycloalkyl terminal groups, shown in formula I, exhibit better miscibility and a very large negative dielectric constant, compared to those having a flexible alkyl chain as a terminal group, therefore the compounds of the present invention, shown in formula I, may improve the miscibility of liquid crystal compounds and broaden the application range of liquid crystal mixtures. In addition, the compounds may also increase the negative dielectric constants of liquid crystal mixtures, having an important application value.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: January 10, 2017
    Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD
    Inventors: Ming Li, Jin Song Meng, Guo Liang Yun, Fang Miao Zhang, Wen Hai Lu, Jia Deng, Lei Zhao
  • Publication number: 20160307493
    Abstract: The present disclosure provides a method and an apparatus for controlling image display of a WOLED display apparatus and a WOLED display apparatus. The method includes: converting gray scale data of respective lights with various colors inputted by a signal source into brightness data of the respective lights with various colors; acquiring brightness adjustment data of white sub-pixel lights and brightness adjustment data of the respective lights with various colors on the basis of the brightness data of the respective lights with various colors and proportions of the respective lights with various colors in the white sub-pixel lights; converting the brightness adjustment data of white sub-pixel lights and brightness adjustment data of the respective lights with various colors into gray scale data and outputting and displaying the gray scale data. The above method and apparatus provides a simple calculating method when adjusting the display data and may eliminate color cast.
    Type: Application
    Filed: October 21, 2015
    Publication date: October 20, 2016
    Inventors: Danna Song, Cuili Gai, Szu Heng Tseng, Song Meng, Zhongyuan Wu
  • Publication number: 20160273929
    Abstract: The present disclosure is applicable to the field of information technologies, and provides a route information displaying method and apparatus. The method includes: creating a three-dimensional coordinate system, and loading an electronic map in the XY plane of the three-dimensional coordinate system; acquiring, by using a satellite positioning system, a real-time location of a mobile terminal and a real-time speed, of the mobile terminal, corresponding to the real-time location; and drawing both a moving route and a speed curve of the mobile terminal in the three-dimensional coordinate system according to the acquired real-time location and real-time speed, where the real-time location of the mobile terminal is represented in the XY plane of the three-dimensional coordinate system, and the real-time speed of the mobile terminal is represented on the Z axis of the three-dimensional coordinate system.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Inventors: FEI ZHANG, XIAN ZHANG, HONGYING JIANG, WEIZHENG LI, CHENGYU LIAO, SONG MENG, YAN ZHAO
  • Publication number: 20160230092
    Abstract: The present invention discloses liquid crystal compounds having dibenzopyran derivatives with cycloalkyl groups, and preparation methods and application thereof. The liquid crystal compounds having dibenzopyran derivatives with cycloalkyl terminal groups, shown in formula I, exhibit better miscibility and a very large negative dielectric constant, compared to those having a flexible alkyl chain as a terminal group, therefore the compounds of the present invention, shown in formula I, may improve the miscibility of liquid crystal compounds and broaden the application range of liquid crystal mixtures. In addition, the compounds may also increase the negative dielectric constants of liquid crystal mixtures, having an important application value.
    Type: Application
    Filed: May 18, 2015
    Publication date: August 11, 2016
    Inventors: Ming LI, Jin Song MENG, Guo Liang YUN, Fang Miao ZHANG, Wen Hai LU, Jia DENG, Lei ZHAO
  • Publication number: 20160232848
    Abstract: Embodiments of the present disclosure relate to a technical field of display technology, and provide a driving method for a pixel circuit and a driving device thereof. A problem of cost increase can be solved which is caused by an increase in a number of storages when adjustment is made by way of Gamma curve and table lookup, by means of the technical solutions according to embodiments of the present disclosure. The driving method of the pixel circuit includes acquiring brightness information of a display screen in a light-emitting phase (S101); determining a duty cycle of a pulse signal according to the brightness information (S102); inputting a high level to the first voltage terminal, and inputting the pulse signal with the duty cycle to a gate of the first switching transistor by the first gate line (S103).
    Type: Application
    Filed: September 16, 2015
    Publication date: August 11, 2016
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Song Meng, Danna Song
  • Patent number: 9404038
    Abstract: The present invention is directed to compounds of the following General Formula I. The cyclopropyl-bearing liquid crystal compounds of Formula I of the present invention have a positive or negative dielectric anisotropy (??), an appropriate optical anisotropy (?n), an appropriate clearing point (CP), good low-temperature miscibility with other liquid crystals, a low rotary viscosity, and good UV stability and high-temperature thermal stability, and therefore have good use value. The compounds of the present invention can be used for preparing positive and negative liquid crystal compositions and can also be employed in passive and active matrix displays.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: August 2, 2016
    Assignee: Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
    Inventors: Guoliang Yuan, Jia Deng, Ming Li, Hu-bo Zhang, Yun-xia Qiao, Jin-song Meng, Rui-mao Hua
  • Publication number: 20160168461
    Abstract: The present invention is directed to compounds of the following General Formula I. The cyclopropyl-bearing liquid crystal compounds of Formula I of the present invention have a positive or negative dielectric anisotropy (??), an appropriate optical anisotropy (?n), an appropriate clearing point (CP), good low-temperature miscibility with other liquid crystals, a low rotary viscosity, and good UV stability and high-temperature thermal stability, and therefore have good use value. The compounds of the present invention can be used for preparing positive and negative liquid crystal compositions and can also be employed in passive and active matrix displays.
    Type: Application
    Filed: May 22, 2015
    Publication date: June 16, 2016
    Inventors: Guoliang Yuan, Jia Deng, Ming Li, Hu-bo Zhang, Yun-xia Qiao, Jin-song Meng, Rui-mao Hua