Patents by Inventor Rui Ma

Rui Ma 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: 10392752
    Abstract: A new paper composition comprising, a) from 15 wt. % to 70 wt. % a hiding composite comprising based on the total weight of the hiding composite, from 30 wt. % to 75 wt. % pigment particles and from 25 wt. % to 70 wt. % a thermoplastic polymer. The pigment particles are hydrophobically treated with the surface tension of the pigment particles being from 0.1 to 50 mN/m, and the surface tension difference between the pigment particles and the thermoplastic polymer being less than 40 mN/m; and b) from 30 wt. % to 85 wt. % a paper pulp. Process of making such a new paper composition.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: August 27, 2019
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Tao Wang, Weichao Gu, Tao Wang, Junyu Chen, Haitao Du, Rui Ma, Yunfei Yan
  • Patent number: 10362975
    Abstract: Systems and methods are disclosed which provide for a “factory-calibrated” sensor. In doing so, the systems and methods include predictive prospective modeling of sensor behavior, and also include predictive modeling of physiology. With these two correction factors, a consistent determination of sensitivity can be achieved, thus achieving factory calibration.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: July 30, 2019
    Assignee: DexCom, Inc.
    Inventors: Rui Ma, Naresh C. Bhavaraju, Thomas Stuart Hamilton, Jonathan Hughes, Jeff Jackson, David I-Chun Lee, Peter C. Simpson, Stephen J. Vanslyke
  • Publication number: 20190223765
    Abstract: This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.
    Type: Application
    Filed: January 22, 2019
    Publication date: July 25, 2019
    Inventors: Anna Claire Harley-Trochimczyk, Sebastian Böhm, Rui Ma, Disha B. Sheth, Minglian Shi, Kamuran Turksoy
  • Publication number: 20190227671
    Abstract: A touch display panel includes a plurality of gate lines extending in a first direction; a plurality of data lines extending in a second direction intersecting the first direction; and a plurality of pixels at intersections of the gate lines and the data lines. Each of the pixels includes a pixel electrode and a common electrode opposite to the pixel electrode. The common electrodes are distributed in a plurality of touch regions arranged in an array and independent of each other. Each of the touch regions includes at least one connecting line extending in the first direction and a respective touch signal line electrically connected to the at least one connecting line and extending in the second direction. Each of the at least one connecting line electrically connects together respective ones of the plurality of common electrodes.
    Type: Application
    Filed: April 28, 2018
    Publication date: July 25, 2019
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO.,LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zuquan HU, Xiaoye MA, Rui MA
  • Publication number: 20190223766
    Abstract: This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.
    Type: Application
    Filed: January 22, 2019
    Publication date: July 25, 2019
    Inventors: Anna Claire Harley-Trochimczyk, Sebastian Böhm, Rui Ma, Disha B. Sheth, Minglian Shi, Kamuran Turksoy
  • Publication number: 20190227022
    Abstract: This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.
    Type: Application
    Filed: January 22, 2019
    Publication date: July 25, 2019
    Inventors: Anna Claire Harley-Trochimczyk, Sebastian Böhm, Rui Ma, Disha B. Sheth, Minglian Shi, Kamuran Turksoy
  • Publication number: 20190204694
    Abstract: The present disclosure discloses an electrostatic protection method, an electrostatic protection apparatus and a liquid crystal display. The electrostatic protection method includes: monitoring an interface signal of a timing control circuit and/or a level conversion circuit to determine whether the monitored signal is subjected to electrostatic interference; and when the electrostatic interference is detected, adjusting a timing control signal output by the timing control circuit to a gate driving circuit of an array substrate, wherein the level conversion circuit connects the timing control circuit to the gate driving circuit of the array substrate, and is configured to perform level conversion on an output signal output by the timing control circuit to the gate driving circuit of the array substrate.
    Type: Application
    Filed: April 20, 2018
    Publication date: July 4, 2019
    Inventors: Jianjun Wang, Yuanyuan Liu, Min Wang, Rui Ma
  • Patent number: 10327687
    Abstract: Systems and methods are disclosed which provide for a “factory-calibrated” sensor. In doing so, the systems and methods include predictive prospective modeling of sensor behavior, and also include predictive modeling of physiology. With these two correction factors, a consistent determination of sensitivity can be achieved, thus achieving factory calibration.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: June 25, 2019
    Assignee: DexCom, Inc.
    Inventors: Rui Ma, Naresh C. Bhavaraju, Thomas Stuart Hamilton, Jonathan Hughes, Jeff Jackson, David I-Chun Lee, Peter C. Simpson, Stephen J. Vanslyke
  • Publication number: 20190146341
    Abstract: The present disclosure provides a positive photoresist composition including a major adhesive material and a photosensitizer, wherein the photoresist composition further includes a photoisomerizable compound which would be converted into an ionic structure with an increased degree of molecular polarity after ultraviolet irradiation. The formation of the ionic structure with increased polarity of the molecule reduces the adhesion between the positive photoresist and the organic film layer, facilitates stripping after formation of the via, and improves the product rate of pass. Further, the present disclosure provides a via-forming method using the positive resist composition, a display substrate including the via formed by the via-forming method, and a display device including the display substrate.
    Type: Application
    Filed: April 25, 2018
    Publication date: May 16, 2019
    Inventors: Wei LI, Tongshang SU, Guangyao LI, Yingbin HU, Rui MA, Jifeng SHAO, Yang ZHANG, Jianye ZHANG
  • Publication number: 20190130167
    Abstract: Embodiments described herein provide various examples of a real-time face-detection, face-tracking, and face-pose-selection subsystem within an embedded vision system. In one aspect, a process for identifying near-duplicate-face images using this subsystem is disclosed. This process includes the steps of: receiving a determined best-pose-face image associated with a tracked face when the tracked face is determined to be lost; extracting an image feature from the best-pose-face image; computing a set of similarity values between the extracted image feature and each of a set of stored image features in a feature buffer, wherein the set of stored image features are extracted from a set of previously transmitted best-pose-face images; determining if any of the computed similarity values is above a predetermined threshold; and if no computed similarity value is above the predetermined threshold, transmitting the best-pose-face image to a server and storing the extracted image feature into the feature buffer.
    Type: Application
    Filed: April 3, 2018
    Publication date: May 2, 2019
    Applicant: AltumView Systems Inc.
    Inventors: Him Wai Ng, Xing Wang, Yu Gao, Rui Ma, Ye Lu
  • Publication number: 20190131933
    Abstract: A Digital Power-Amplifier (DPA) system includes a power amplifier (PA) circuit having control inputs and an output for generating output signals, and an adaptive control circuit that comprises an input interface, an output interface, a memory storing an adaptive control algorithm and a processor performing instructions based on the adaptive control algorithm in connection with the memory, wherein the input interface receives input-state signals and output signals of the DPA circuit, wherein the adaptive control algorithm determines, in response to the input-state signals and the output signals, control parameters of control signals transmitted to the control inputs from the output interface for controlling operations of the DPA circuit.
    Type: Application
    Filed: November 1, 2017
    Publication date: May 2, 2019
    Inventors: Rui Ma, Mouhacine Benosman, Koushik Manjunatha, Sufeng Niu, Daniel Antonio Da Costa Dinis
  • Patent number: 10274479
    Abstract: The present invention provides a microfluidic device and its use for cell motility classification. The microfluidic device comprises a fluid inlet, a sample inlet and a channel connecting the fluid inlet and the sample inlet, wherein the channel comprises at least two sections of different sizes, and the channel allows fluid flow from the fluid inlet to the sample inlet.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: April 30, 2019
    Assignee: CapitalBio Corporation
    Inventors: Tian Qiu, Rui Ma, Chao Han, Lan Xie, Jing Cheng
  • Patent number: 10270510
    Abstract: A transmitter including radio-frequency (RF) chains. Each RF chain includes a power amplifier, a band-pass filter, and an antenna for transmitting an analog signal using a beamforming with an angle of departure (AOD) defined by phase shifts of the analog signals transmitted by the RF chains. A processor to determine digital signals for transmission from the RF chains. Wherein there is one-to-one correspondence between a digital signal and an RF chain. An encoder to encode the digital signals with binary codes to produce a set of encoded digital signals and to combine the encoded digital signals into a combined digital signal. A digital-to-analog converter to convert the combined digital signal into an analog domain to produce a combined analog signal. A decoder to decode, using the binary codes, the combined analog signal into a set of analog signals and to submit the analog signals into the corresponding RF chains.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: April 23, 2019
    Assignee: Mitsubishi Electric Research Laboratories, Inc.
    Inventors: Bingnan Wang, Zhengyu Peng, Kyeongjin Kim, Pu Wang, Rui Ma, Koon Hoo Teo
  • Patent number: 10244990
    Abstract: Systems and methods for rehabilitation of limb motion are described herein. An example system can include a thermal imaging device for imaging a subject or a plurality of sensors for sensing force or pressure exerted by a portion of the subject's body. The system can also include a processor and a memory operably coupled to the processor. The processor can be configured to receive force or pressure data measured by the sensors or image data captured by the thermal imaging device, and calculate a quantitative measure of the subject's limb motion based on the force or pressure data or the image data.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: April 2, 2019
    Assignee: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ALABAMA
    Inventors: Fei Hu, Rui Ma
  • Publication number: 20190080663
    Abstract: The present disclosure provides a display panel, a method for compensating a common voltage thereof, and a display device, belongs to the field of display technology and can solve the problem that the existing display panel cannot effectively compensate the common voltage in the middle region thereof. The display panel includes a plurality of compensation regions, each of the compensation regions is provided with a plurality of common electrodes. The display panel includes a compensation circuit corresponding to each compensation region. The compensation circuit may compensate an actual common voltage of the common electrode in a corresponding compensation region, according to an average value of a difference between an actual common voltage and a preset common voltage of each common electrode in the corresponding compensation region.
    Type: Application
    Filed: September 1, 2017
    Publication date: March 14, 2019
    Inventors: Yuanyuan LIU, Min WANG, Wenwu LU, Ruifang DU, Rui MA
  • Publication number: 20190066562
    Abstract: The present disclosure relates to a shift register circuit and a drive method thereof, a gate drive circuit, and a display panel. The shift register circuit comprises a second reset circuit, and a reset operation is performed for a first node and a signal output terminal by the second reset circuit during an off stage of the display panel.
    Type: Application
    Filed: June 22, 2018
    Publication date: February 28, 2019
    Inventors: Zuquan HU, Xiaoye MA, Rui MA
  • Patent number: 10187232
    Abstract: A radio frequency (RF) transmitter includes a set of input ports to receive baseband samples of a signal to be transmitted on a set of disjoint frequency bands, a set of filter banks, there is one filter bank for each input port, each filter bank includes a plurality of digital polyphase interpolation filters to sample a shifted phase of the corresponding sequence of baseband samples and to interpolate the sampled phases to produce a plurality of sequences of interpolated baseband phased samples with the shifted phase, and a set of oscillators banks, each oscillator bank includes a plurality of polyphase Digital Direct Synthesizer (DDS) corresponding to the plurality of digital polyphase interpolation filters to generate a plurality of sequences of samples of digital waveform.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: January 22, 2019
    Assignee: Mitsubishi Electric Research Laboratories, Inc.
    Inventors: Rui Ma, Daniel Antonio Da Costa Dinis, Koon Hoo Teo, Philip Orlik
  • Patent number: 10182736
    Abstract: Methods, systems, and devices are disclosed for acquiring and analyzing physiological signals. In one aspect, a physiological sensor device includes a substrate formed of an electrically insulative material and structured to allow physical contact of the device with the frontal region of the head of a user, a recording electrode configured at a first location on the substrate to acquire an electrophysiological signal of the user, a reference electrode configured at a second location on the substrate to acquire a reference signal to the electrophysiological signal, and a ground electrode configured at a third location at least partially between the first and the second locations on the substrate, in which the first location is posterior to the second and third locations, and in which the device is operable when electrically coupled to an electrical circuit to detect physiological signals of the user.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: January 22, 2019
    Assignees: The Regents of the University of California, The Salk Institute for Biological Studies
    Inventors: Todd Prentice Coleman, Rui Ma, Michael Bajema, Ricardo Gil Da Costa, Raynard Fung
  • Publication number: 20190019445
    Abstract: The present disclosure relates to a field of optical technology, and discloses a backlight assembly and a display device. The backlight assembly includes a frame, an optical film, a light guide plate and a fixing structure; the optical film is located on a light-emitting side of the light guide plate, and the frame is located on a side of the optical film; the fixing structure comprises a first fixing sub-structure on the optical film and a second fixing sub-structure on the frame, and the first fixing sub-structure is engaged with the second fixing sub-structure.
    Type: Application
    Filed: June 27, 2017
    Publication date: January 17, 2019
    Inventors: Haifeng Xu, Mookeun Shin, Rui Ma, Rongcheng Liu, Jianming Huang
  • Patent number: 10177776
    Abstract: A distortion mitigation quantizer circuit includes a pre-quantizer to generate a first quantized signal having L output signal levels from an input signal and a digital pulse-width-modulation (PWM) circuit to modulate the first quantized signal using M modulating carriers with PWM carrier frequency fp and according to an over sampling ratio (OSR) N in order to generate a second quantized signal. In this case, a number of the modulating carriers M is substantially equal to twice L/N.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: January 8, 2019
    Assignee: Mitsubishi Electric Research Laboratories, Inc.
    Inventors: Rui Ma, Omer Tanovic