Patents by Inventor Yanling Han

Yanling Han 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).

  • Patent number: 10564464
    Abstract: Disclosed is a display device, including a display panel having a plurality of pixel units, a protection cover plate disposed on a light exit surface of the display panel, and a plurality of light sensing devices for pattern recognition disposed on one side of the pixel unit facing away from the light exit surface, and a light collimating member disposed between the protection cover plate and the plurality of light sensing devices, wherein orthogonal projections of the light sensing device and the pixel unit on the display panel do not overlap each other, and the light collimating member has a light transmitting area above the light sensing device and a light shielding area outside the light transmitting area.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Yanan Jia, Pinchao Gu, Yunke Qin, Yuzhen Guo, Yanling Han, Chun Wei Wu, Changfeng Li, Xue Dong
  • Publication number: 20200050322
    Abstract: Disclosed floating touch control panel includes a substrate, a modulated light source, a read sub-circuit, an output sub-circuit, an ultrasonic wave sensing unit and a light sensing unit; the ultrasonic wave sensing unit is configured to transmit an ultrasonic wave to a touch control side, to convert an ultrasonic wave reflected back from the touch control side into an electric signal and then provide it to a first node; the light sensing unit is configured to convert a modulated light reflected from the touch control side into an electric signal and then provide it to the first node; the read sub-circuit is configured to output a touch control signal to the output sub-circuit according to a potential of the first node; the output sub-circuit is configured to be controlled by a corresponding first touch control scan line to provide a touch control read line with the received touch control signal.
    Type: Application
    Filed: September 21, 2017
    Publication date: February 13, 2020
    Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaoliang DING, Chun Wei WU, Jen Chih CHENG, Yuzhen GUO, Yanling HAN
  • Publication number: 20200042764
    Abstract: The disclosure discloses a display panel, a method for driving the same, and a display device, where the display panel includes a plurality of detection circuits arranged in an array, each detection circuit includes a control component, and a plurality of photosensitive recognition components arranged in an array; the control component is configured to obtain electric signals provided by the plurality of photosensitive recognition components, to process and then output, in a process of recognizing a fingerprint, the electric signals provided by the plurality of photosensitive recognition components separately, and to superimpose, in a process of detecting a touch, the electric signals provided by the plurality of photosensitive recognition components, and to process and output an electric signal resulting from the superimposition.
    Type: Application
    Filed: April 15, 2019
    Publication date: February 6, 2020
    Inventors: Xueyou Cao, Haisheng Wang, Xiaoliang Ding, Lei Wang, Wei Liu, Yanling Han, Bo Chen, Pengpeng Wang, Ping Zhang, Chihjen Cheng, Likai Deng
  • Patent number: 10545616
    Abstract: The present disclosure provides a touch display panel, a flexible display panel and a display apparatus. In one embodiment, light sensitive effect-based photo-sensitive diodes and switching transistors for controlling signal output of the photo-sensitive diodes are integrated in the display panel. Once a touch operation of an object (e.g., a finger) is implemented on a surface of the display panel, the photo-sensitive diode in a corresponding position can convert a sensed light intensity difference into an electrical signal difference to achieve detection of the touch operation.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: January 28, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Jing Lv, Chunwei Wu, Yingming Liu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Changfeng Li, Wei Liu, Pengpeng Wang, Yanan Jia, Yanling Han, Xueyou Cao, Ping Zhang, Yuzhen Guo
  • Publication number: 20200029048
    Abstract: The present disclosure provides an optical detection pixel unit, an optical detection pixel circuit, an optical detection method and a display device. The optical detection pixel unit comprise a photosensitive element and a detection transistor, wherein the photosensitive element has a first electrode connected with a photovoltage terminal, and a second electrode connected with a gate of the detection transistor; the photosensitive element is configured to detect an optical signal under the control of the photovoltage terminal; and the detection transistor has a first electrode connected with a detection voltage line, and a second electrode connected with a reading line.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 23, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Chihjen CHENG, Pengpeng WANG, Yanling HAN, Wei LIU
  • Publication number: 20200007123
    Abstract: Disclosed are a microfluid detection device, system and method, a processing device and a storage medium, in the field of biochemistry. The device includes a first substrate and a second substrate facing each other, and a microfluid chamber between the first substrate and the second substrate; wherein the first substrate has a plurality of photoelectric sensors and an output circuit, each of the photoelectric sensors is configured to convert an optical signal passing through the second substrate and the microfluid chamber to an electrical signal, and the output circuit is configured to output the electrical signal obtained by the photoelectric sensor.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 2, 2020
    Inventors: Yuzhen Guo, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Yanling Han, Xueyou Cao
  • Publication number: 20190366332
    Abstract: The present disclosure provides a microfluidic device, a driving method thereof and a microfluidic system. The microfluidic device includes a first substrate and a second substrate disposed opposite to each other, and a microcavity provided between the first and second substrates for accommodating droplets. The microfluidic device further includes at least one ultrasonic layer provided between the first and second substrates. The at least one ultrasonic layer includes a plurality of ultrasonic sensors configured to perform at least one of detection operation and driving operation to the droplets accommodated in the microcavity.
    Type: Application
    Filed: March 4, 2019
    Publication date: December 5, 2019
    Inventors: Ping ZHANG, Haisheng WANG, Xiaoliang DING, Wei LIU, Xueyou CAO, Pengpeng WANG, Yanling HAN, Jiabin WANG, Yangbing LI, ChihJen CHENG, Likai DENG
  • Patent number: 10496867
    Abstract: The present disclosure provides a display device and a fingerprint identification method thereof, which belong to the field of fingerprint identification technology and can solve the existing problems of complex reflective light path in the process of fingerprint identification, large noise in the sensed signal and low accuracy of fingerprint identification. The display device in which the fingerprint identification method of a display device of the present disclosure is applicable comprises a plurality of pixel units for display, and a plurality of light sensing units for generating a sensed signal based on intensity of received light; the fingerprint identification method comprises: enabling part of the pixel units to emit light and keeping other pixel units not to emit light, and performing fingerprint identification based on the sensed signal generated by the plurality of light sensing units.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: December 3, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengpeng Wang, Xue Dong, Jing Lv, Haisheng Wang, Chunwei Wu, Xiaoliang Ding, Yingming Liu, Wei Liu, Yanling Han, Xueyou Cao, Changfeng Li, Rui Xu, Yanan Jia, Lijun Zhao
  • Publication number: 20190360869
    Abstract: Provided are a temperature sensor, an array substrate, and a display device. In the temperature sensor, a low-pass filter is disposed between a ring oscillator and a comparator, so that a square-wave signal output from the ring oscillator passes through the low-pass filter and a high-frequency component in the square-wave signal output from the ring oscillator is directly filtered out by the low-pass filter, thereby improving a signal-to-noise ratio of the ring oscillator and a test accuracy of the temperature sensor.
    Type: Application
    Filed: September 4, 2018
    Publication date: November 28, 2019
    Inventors: Xueyou CAO, Haisheng WANG, Chunwei WU, Xiaoliang DING, Yanling HAN, ChihJen CHENG, Wei LIU, Ping ZHANG, Tianhang LUAN, Hao LI, Shaoning GUO, Bingqian ZHU
  • Patent number: 10481718
    Abstract: A touch control method, including receiving a touch input, driving a first common electrode to output a voltage for generating a display, detecting a first signal, determining a position of the touch input based on the detected first signal and a position of a second common electrode detecting the first signal, and detecting a pressure signal to determine an amount of pressure applied by the touch input. The technical solution also relates to an active stylus for a touch panel, a touch panel, and a touch display apparatus.
    Type: Grant
    Filed: April 1, 2017
    Date of Patent: November 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Wei Liu, Pengpeng Wang, Yanling Han, Rui Xu, Changfeng Li
  • Publication number: 20190346924
    Abstract: A touch panel, an electronic device, and a driving method thereof are provided. The touch panel includes: a substrate and a tactile feedback layer, a touch detection circuit and a plurality of driving electrodes located on the substrate. The tactile feedback layer is configured to adjust hardness thereof under control of the driving electrode, the touch detection circuit is configured to provide a plurality of touch detection points, each of the touch detection points corresponding to at least one of the driving electrodes.
    Type: Application
    Filed: December 12, 2017
    Publication date: November 14, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling HAN, Haisheng WANG, Xiaoliang DING, Xue DONG, Jing LV, Chih-Jen CHENG, Wei LIU, Pengpeng WANG, Xueyou CAO, Ping ZHANG, Yanan JIA, Chun Wei WU
  • Publication number: 20190324581
    Abstract: A signal extraction circuit includes: a first storage sub-circuit configured to receive a first signal including superimposed first touch signal and piezoelectric signal; a second storage sub-circuit configured to receive a second signal including superimposed second touch signal and piezoelectric signal, a phase of the second touch signal being opposite to a phase of the first touch signal; and an output sub-circuit configured to output the piezoelectric signals according to the first signal and the second signal during a third time period.
    Type: Application
    Filed: December 14, 2018
    Publication date: October 24, 2019
    Inventors: Chih Jen CHENG, Yuzhen GUO, Haisheng WANG, Xiaoliang DING, Pengpeng WANG, Yingming LIU, Yanling HAN, Bo CHEN
  • Patent number: 10448928
    Abstract: A method and a device for detecting physiological indexes. The method includes: obtaining a body temperature fluctuation value associated with a user, where the body temperature fluctuation value is at least obtained by a first difference value between a current shell temperature associated with the user and a basal temperature associated with the user (101); and determining a current physiological index associated with the user based on the body temperature fluctuation value associated with the user (102). The method can be applicable in a detection process for physiological indexes and can perform health-related operations based on the detected physiological indexes including a body temperature measuring result.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: October 22, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Yanling Han
  • Patent number: 10434965
    Abstract: The present application discloses a vehicular safety seat for a passenger including a detector configured to detect a plurality of physiological parameters and a plurality of environmental parameters associated with the passenger; a first transmitter configured to transmit a first set of physiological and environmental parameters detected by the detector; a first receiver configured to receive a control signal for controlling at least one parameter from among the plurality of physiological and environmental parameters based on a determination that a monitored parameter in the first set of physiological and environmental parameters has a first value that exceeds a corresponding monitored parameter threshold value; and an adjustor configured to adjust at least one of the plurality of environmental parameters based on the control signal.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: October 8, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yanling Han
  • Publication number: 20190294850
    Abstract: The present disclosure discloses a fingerprint recognition device, a display substrate and a display apparatus. The fingerprint recognition device includes: at least one fingerprint detection component; at least one fingerprint recognition signal line, the fingerprint detection component outputs a detection current to the fingerprint recognition signal line; at least one noise reduction circuit serially coupled in the fingerprint recognition signal line, the noise reduction circuit being a resistive component; and a fingerprint determination circuit coupled to the fingerprint recognition signal line, configured to determine a morphology of a fingerprint according to a current signal, subjected to a noise reduction by the noise reduction circuit and transmitted by the fingerprint recognition signal line.
    Type: Application
    Filed: March 8, 2018
    Publication date: September 26, 2019
    Inventors: Xueyou CAO, Xue DONG, Jing LV, Haisheng WANG, Xiaoliang DING, Yingming LIU, Yanling HAN, Wei LIU, Chunwei WU, Pengpeng WANG, Ping ZHANG
  • Publication number: 20190265841
    Abstract: Disclosed are a 3D (three-dimensional) touch interaction device, a touch interaction method thereof, and a display device. The 3D touch interaction device includes at least one display panel, at least one image acquiring device, at least one distance detector, and a controller. A position of the human hand in a 3D space is acquired through the image acquiring device and the distance detector, and is output to the controller, so as to improve the space positioning precision of the 3D touch interaction device; in this way, the controller can accomplish a touch operation according to the gesture recognized by the image acquiring device upon determining that the 3D coordinate range of the human hand and the 3D coordinate range of the 3D image have an intersection point.
    Type: Application
    Filed: September 26, 2017
    Publication date: August 29, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chih-Jen CHENG, Haisheng WANG, Chun Wei WU, Xiaoliang DING, Yanling HAN, Yuzhen GUO, Yingming LIU
  • Publication number: 20190265839
    Abstract: The present disclosure relates to image recognition devices and touch panels. An image recognition apparatus comprises a plurality of depth cameras including a plurality of depth camera units, each depth camera including two depth camera units, wherein the plurality of depth camera units is arranged in an array on a same substrate. According to the image recognition devices and touch panels of the embodiments, the accuracy of the depth detection can be improved.
    Type: Application
    Filed: December 28, 2018
    Publication date: August 29, 2019
    Inventors: Pengpeng WANG, Haisheng WANG, Xiaoliang DING, Chihjen CHENG, Yanling HAN, Ping ZHANG
  • Publication number: 20190260963
    Abstract: A display panel, a display device and an image pickup method therefor are provided. The display panel includes a display region and an image pickup apparatus, wherein in a plan view of the display panel, at least a portion of the image pickup apparatus is located in the display region.
    Type: Application
    Filed: October 10, 2017
    Publication date: August 22, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen GUO, Xue DONG, Haisheng WANG, Yingming LIU, Xiaoliang DING, Chun Wei WU, Chih-Jen CHENG, Yanling HAN, Rui XU, Changfeng LI, Yunke QIN, Pinchao GU
  • Publication number: 20190250031
    Abstract: Embodiments of the present disclosure provide a device and a method for detecting a light intensity. The device includes a photosensor, an input circuit, an amplification circuit, a feedback circuit, a storage circuit, and an output circuit. The photosensor is coupled to a first voltage signal terminal and a first node. The input circuit provides a first voltage signal to the first node according to an input signal. The amplification circuit provides, to a second node, a second voltage signal from a second voltage signal terminal according to the voltage of the first node. The feedback circuit couples the first node to the second node according to a reset signal. The storage circuit stores a voltage difference between the first node and the second node. The output circuit reads the voltage of the second node according to a read signal.
    Type: Application
    Filed: July 2, 2018
    Publication date: August 15, 2019
    Inventors: Xiaoliang DING, Haisheng WANG, Yingming LIU, Xueyou CAO, Yanling HAN, Ping ZHANG
  • Publication number: 20190243456
    Abstract: There are disclosed a device and method for recognizing a gesture, and a display device, so as to recognize a gesture on a 3D display. A device for recognizing a gesture according to the present disclosure includes: a depth-of-focus position recognizer configured to recognize a depth-of-focus position of a gesture of a user; and a gesture recognizer configured to recognize the gesture according to the depth-of-focus position of the gesture of the user and a 3D display image.
    Type: Application
    Filed: October 11, 2017
    Publication date: August 8, 2019
    Inventors: Yanling HAN, Xue DONG, Haisheng WANG, CHUN-WEI WU, Xiaoliang DING, Yingming LIU, Chih-Jen CHENG, Yuzhen GUO