Patents by Inventor Yajuan Chen
Yajuan Chen 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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Publication number: 20250008828Abstract: This application discloses a display panel and a display device. There is a fingerprint recognition region in the display area. A fingerprint recognition element is disposed in the display panel correspondingly below the fingerprint recognition region. The display panel includes an organic light-emitting layer and a color filter layer arranged on a light-emitting side of the light-emitting layer. The color filter layer includes a first black matrix and a color filter. The first black matrix is disposed corresponding to the fingerprint recognition region. Adjacent color filters are separated by the first black matrix. The first black matrix includes carbon black filaments, which are in the shape of elongated strips. Each carbon black filament has a length that lies in the range of 100 nm to 1000 nm and a diameter range that lies in the range of 1 nm to 100 nm.Type: ApplicationFiled: April 19, 2024Publication date: January 2, 2025Inventors: Yao LI, Tianjun HUANG, Zhonglin CAO, Chuan WU, Wenyu YI, Yajuan FENG, Dongmei WEI, Jie CHEN, Lidan YE
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Publication number: 20250004592Abstract: Disclosed are a touch circuit and driving method, and a touch display panel, the touch circuit includes a plurality of touch units, each touch unit includes a touch signal line, one or more data lines corresponding to the touch signal line, a data signal line connected to the data lines, transmitting a data signal to the data lines, a common signal line connected to the touch electrode; each touch unit includes a first transistor, a control terminal of the first transistor is connected to a first control signal line, a first conducting terminal is connected to the data lines or the data signal line, a second conducting terminal is connected to the touch signal line; though the aforesaid structure, reusing of the data signal line, reducing of the number of wires in the fanout wiring area, an effect of narrow bezel in the lower bezel can be realized.Type: ApplicationFiled: April 9, 2024Publication date: January 2, 2025Inventors: Dongmei WEI, Zhonglin CAO, Jie CHEN, Yajuan FENG, Yao LI, Haijiang YUAN
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Publication number: 20240363643Abstract: Some embodiments of the present disclosure provide an array substrate and a display pane. Multiple pixel electrode branches in a corresponding one of the pixel regions are divided into a first pixel electrode branch and a second pixel electrode branch by a corresponding one of the metal common electrodes. The first pixel electrode branch and the second pixel electrode branch, which are located in different pixel regions and which are adjacent to each other, are respectively connected to different drains of the same TFT. In each pixel region, an end of the first pixel electrode branch close to a corresponding one of the scan lines is connected to a corresponding one of the TFTs, and an end of the second pixel electrode branch close to another corresponding one of the scan lines is connected to another corresponding one of the TFTs.Type: ApplicationFiled: April 21, 2024Publication date: October 31, 2024Inventors: Yao LI, Chuan WU, Zhonglin CAO, Wenyu YI, Dongmei WEI, Yajuan FENG, Jie CHEN, Baohong KANG
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Publication number: 20240340148Abstract: A beam indication method, a beam indication apparatus, a terminal and a base station are provided. The method includes: receiving a first configuration of each candidate reference carrier in a carrier list, where the first configuration includes a transmission configuration indicator (TCI) state pool configured for each candidate reference carrier; determining a reference carrier from the candidate reference carrier; receiving a common TCI state index from a base station, where the common TCI state index is used to indicate a TCI state in a TCI state pool corresponding to the reference carrier; and determining, based on the TCI state indicated by the common TCI state index, a beam direction for channel transmission and/or reference signal transmission on each carrier in the carrier list.Type: ApplicationFiled: August 3, 2022Publication date: October 10, 2024Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Hui LI, Qiubin GAO, Runhua CHEN, Yajuan LUO
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Publication number: 20240306136Abstract: Provided are a beam indication method and apparatus, and a storage medium. The method includes receiving downlink control information, and determining a target transmission configuration indicator (TCI) state group on the basis of the downlink control information, wherein the target TCI state group is used for representing a channel and/or link to which the target TCI state group is applied; and sending and receiving a signal on the basis of a beam corresponding to the target TCI state group. The beam indication method and apparatus, and the storage medium provided in the present disclosure, identification or indication information of a channel and/or link is introduced into a TCI state group, and a channel and/or link, to which the TCI state group corresponding to each code point is applied, are/is determined, and corresponding beam information is indicated by a code point and on the basis of downlink control information.Type: ApplicationFiled: December 24, 2021Publication date: September 12, 2024Inventors: Hui LI, Qiubin GAO, Runhua CHEN, Yajuan LUO, Lei SONG
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Publication number: 20240263236Abstract: The present invention pertains to the realm of disease detection and molecular biology technologies, specifically addressing the pathogenic genes associated with premature ovarian insufficiency and their application. The present invention identified new POI-associated genes through whole-exome sequencing analysis of the POI cohort with the largest international sample size. Their pathogenicity was demonstrated by functional experiments, and mutations of existing known POI-associated genes were further screened. This lays a foundation for the prediction, diagnosis, treatment, genetic etiological analysis and establishment of related genetic models for POI, thus manifesting commendable practical implementation merit.Type: ApplicationFiled: January 15, 2024Publication date: August 8, 2024Inventors: Zijiang CHEN, Yingying QIN, Ting GUO, Shidou ZHAO, Yajuan YANG, Xue JIAO, Caiyi CHEN
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Publication number: 20240244451Abstract: An information processing method, an information processing apparatus, a terminal and a network device are provided. The information processing method includes: receiving a beam indication signaling sent by a network device; sending and/or receiving a channel and/or a reference signal corresponding to a target beam according to the beam indication signaling and beam configuration information, where the beam indication signaling includes: at least one activated transmission configuration indicator TCI state group; and the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or at least one reference signal.Type: ApplicationFiled: May 6, 2022Publication date: July 18, 2024Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Hui LI, Qiubin GAO, Runhua CHEN, Yajuan LUO
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Patent number: 11735127Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i). applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii). applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: GrantFiled: March 25, 2022Date of Patent: August 22, 2023Assignee: E INK CALIFORNIA, LLCInventors: Shang-Chia Chen, Yajuan Chen, Craig Lin
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Publication number: 20220215807Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i). applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii). applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: ApplicationFiled: March 25, 2022Publication date: July 7, 2022Inventors: Shang-Chia CHEN, Yajuan CHEN, Craig LIN
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Patent number: 11380274Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i). applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii). applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: GrantFiled: April 29, 2021Date of Patent: July 5, 2022Assignee: E INK CALIFORNIA, LLCInventors: Shang-Chia Chen, Yajuan Chen, Craig Lin
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Publication number: 20210248967Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i).applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii).applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Shang-Chia CHEN, Yajuan CHEN, Craig LIN
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Patent number: 11062663Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i). applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii). applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: GrantFiled: November 25, 2019Date of Patent: July 13, 2021Assignee: E INK CALIFORNIA, LLCInventors: Shang-Chia Chen, Yajuan Chen, Craig Lin
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Publication number: 20200175929Abstract: A driving method for driving an electrophoretic display comprising four types of particles, the first type of particles and the third type of particles are positively charged, and the second type of particles and the fourth type of particles are negatively charged, the method comprises the steps of: (i). applying a first driving voltage to the pixel of the electrophoretic display for a first period of time at a first amplitude to drive the pixel to a color state of the fourth type of particle at the viewing side; and (ii). applying a second driving voltage to the pixel of the electrophoretic display for a second period of time, opposite to that of the first driving voltage and a second amplitude smaller than that of the first amplitude, to drive the second type particle towards the non-viewing side.Type: ApplicationFiled: November 25, 2019Publication date: June 4, 2020Inventors: Shang-Chia CHEN, Yajuan CHEN, Craig LIN
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Patent number: 10535312Abstract: A method for driving a display having a plurality of pixels, where each pixel is capable of displaying a first color or a second color and is sandwiched between a first electrode and a pixel electrode, the method including applying a driving sequence which includes: (a) for a first time period, applying a first voltage potential between the first electrode and each of the pixel electrodes of a first group of pixels, and applying no voltage potential between the first electrode and each of the pixel electrodes of a second group of pixels of the second color, thereby causing the display device to display an image of the first color with a background of the second color; and (b) for a second time period, applying no voltage potential between the first electrode and each of the pixel electrodes of the first group of pixels, and applying a second voltage potential to each of the pixel electrodes corresponding to the second group of pixels, to clear the onetime image created in step (a).Type: GrantFiled: May 22, 2018Date of Patent: January 14, 2020Assignee: E INK CALIFORNIA, LLCInventors: Robert A. Sprague, Andrew Ho, Yajuan Chen, HongMei Zang, Jialock Wong, Chein Wang
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Publication number: 20180277045Abstract: A method for driving a display having a plurality of pixels, where each pixel is capable of displaying a first color or a second color and is sandwiched between a first electrode and a pixel electrode, the method including applying a driving sequence which includes: (a) for a first time period, applying a first voltage potential between the first electrode and each of the pixel electrodes of a first group of pixels, and applying no voltage potential between the first electrode and each of the pixel electrodes of a second group of pixels of the second color, thereby causing the display device to display an image of the first color with a background of the second color; and (b) for a second time period, applying no voltage potential between the first electrode and each of the pixel electrodes of the first group of pixels, and applying a second voltage potential to each of the pixel electrodes corresponding to the second group of pixels, to clear the onetime image created in step (a).Type: ApplicationFiled: May 22, 2018Publication date: September 27, 2018Inventors: Robert A. SPRAGUE, Andrew HO, Yajuan CHEN, HongMei ZANG, Jialock WONG, Chein WANG
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Publication number: 20180191069Abstract: An NFC antenna includes: at least two coils, where the at least two coils are disposed separately and are connected in series or in parallel to form an antenna circuit; at least one substrate, where the at least two coils are disposed on the at least one substrate, and two neighboring coils of the at least two coils are spaced by a substrate of the at least one substrate, projections of the two neighboring coils on the substrate of the at least one substrate at least partially overlap, the at least one substrate is provided with feed points connected to the antenna circuit, and a resonant frequency of the antenna circuit is 15-30 MHz.Type: ApplicationFiled: June 14, 2016Publication date: July 5, 2018Inventors: Yajuan Chen, Munyong Choi, Faping Wang
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Patent number: 10002575Abstract: The disclosure is directed toward driving methods and a driving circuit which are particularly suitable for bi-stable displays. In certain embodiments, methods provide the fastest and most pleasing appearance to the desired image while maintaining the optimal image quality over the life expectancy of an electrophoretic display device.Type: GrantFiled: May 6, 2016Date of Patent: June 19, 2018Assignee: E INK CALIFORNIA, LLCInventors: Robert A. Sprague, Andrew Ho, Yajuan Chen, HongMei Zang, Jialock Wong, Chein Wang
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Patent number: 9954583Abstract: A mobile terminal and a NFC antenna are provided. The mobile terminal includes: a terminal body, including a rear surface defined with a rear longitudinal centerline and a rear transverse centerline; near field communication antenna, disposed on the rear surface of the terminal body; wherein at least one of the rear longitudinal centerline and the rear transverse centerline pass through the near field communication antenna, and the near field communication antenna is disposed asymmetrically to the at least one of the rear longitudinal centerline and the rear transverse centerline. The mobile terminal according to the present disclosure shows a lower deviation of the resonance frequency when operating the P2P networking, and also shows high communication sensitivity, a high communication success rate, a strong communication capability, etc.Type: GrantFiled: November 25, 2014Date of Patent: April 24, 2018Assignee: BYD COMPANY LIMITEDInventors: Yajuan Chen, Jiangang Zhou, Dajun Chen
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Publication number: 20170085301Abstract: A mobile terminal and a NFC antenna are provided. The mobile terminal includes: a terminal body, including a rear surface defined with a rear longitudinal centerline and a rear transverse centerline; near field communication antenna, disposed on the rear surface of the terminal body; wherein at least one of the rear longitudinal centerline and the rear transverse centerline pass through the near field communication antenna, and the near field communication antenna is disposed asymmetrically to the at least one of the rear longitudinal centerline and the rear transverse centerline. The mobile terminal according to the present disclosure shows a lower deviation of the resonance frequency when operating the P2P networking, and also shows high communication sensitivity, a high communication success rate, a strong communication capability, etc.Type: ApplicationFiled: November 25, 2014Publication date: March 23, 2017Inventors: Yajuan CHEN, Jiangang ZHOU, Dajun CHEN
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Patent number: 9541814Abstract: The present invention is directed to a color display device in which each pixel can display at least five high-quality color states, and an electrophoretic fluid for such an electrophoretic display. In one aspect, the different types of particles exhibit different levels of attraction force to display different color states. In another aspect, the different types of particles exhibit different levels of mobility in different driving voltage ranges to display different color states.Type: GrantFiled: February 19, 2015Date of Patent: January 10, 2017Assignee: E INK CALIFORNIA, LLCInventors: Craig Lin, Ming Wang, Hui Du, Xiaojia Zhang, Yu Li, Roman Ivanov, Yajuan Chen