Patents by Inventor Zhihua HE

Zhihua HE 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: 20240131756
    Abstract: The present invention belongs to the technical field of control for rolling mill vibration, and particularly relates to a control device, system and method for vertical-horizontal coupling vibration of a corrugated rolling mill. The control device includes a housing; a vibration-absorbing container is arranged in the housing; a steel ball particle group is placed in the vibration-absorbing container; a left side of the vibration-absorbing container is connected with one end of a return spring; the other end of the return spring is fixedly connected with a third base; the third base is fixedly mounted on a third sliding block; and the third sliding block is slidably arranged on a third linear guide rail.
    Type: Application
    Filed: January 15, 2023
    Publication date: April 25, 2024
    Inventors: Dongping HE, Chaoran REN, Huidong XU, Yizhong CAO, Zhihua WANG, Tao WANG
  • Publication number: 20240129513
    Abstract: An apparatus and a method for outputting image data, and an electronic device are provided. The apparatus includes a first parameter setter, an image signal processor, and an encoder, wherein the first parameter setter sets a first configuration parameter for the image signal processor based on a complexity associated with an input image frame, wherein the image signal processor performs an image signal processing on at least one image frame to generate processed image data based on the first configuration parameter, wherein the encoder performs encoding processing on the processed image data to generate encoded image data. The apparatus and the method for outputting image data, and the electronic device of the present disclosure adjust parameters of the image signal processor and the encoder according to the complexity associated with an input image frame, thereby effectively improving the overall performance of image processing, encoding and compression.
    Type: Application
    Filed: September 1, 2023
    Publication date: April 18, 2024
    Applicant: Rockchip Electronics Co., Ltd.
    Inventors: Zhichao YU, Delong HE, Zhihua WANG, Yongzhen YU
  • Publication number: 20240092438
    Abstract: A tunnel operation robot includes a robot body, a walking module, a fixed wing module and a plurality of rotatable wing modules. Both sides of the robot body are provided with cantilever parts, which are collinearly arranged. The walking module is arranged on the robot body. The fixed wing module includes a fixed fan, is fixedly arranged on the robot body, and is configured to provide a pressure for the walking module to be attached to and pressed against the tunnel wall surface. The plurality of rotatable wing modules are respectively arranged on the cantilever parts on both sides of the robot body, and include a rotatable rotating fan and a wind direction adjustment driver. Each rotating fan has a rotation axis parallel to the cantilever parts and an air outlet direction perpendicular to the cantilever parts, and the wind direction adjustment driver is connected to the rotating fan.
    Type: Application
    Filed: September 18, 2023
    Publication date: March 21, 2024
    Applicants: China Railway Design Corporation (CRDC), TSDI(Tianjin)Testing Technology Co., Ltd
    Inventors: Hu CAO, Pan HUANG, Bo LI, Ji ZHANG, ChunShan REN, ShiQi LIU, Yin WANG, ZhiHua LI, MingFeng HE
  • Publication number: 20240067667
    Abstract: The present disclosure provides an organic compound, a mixture, a composition, and an organic electronic device.
    Type: Application
    Filed: August 29, 2022
    Publication date: February 29, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xinlong SONG, Zhihua XIAO, Ruifeng HE, Jingyao SONG
  • Publication number: 20240074305
    Abstract: Provided is a tetrahydronaphthalene-based organic compound having a structure as shown in general formula (1), a mixture, a composition, and an organic electronic device. When the tetrahydronaphthalene organic compound provided in the present disclosure is used as a blue fluorescent luminescent material, not only luminescence efficiency and lifetime of the device be improved, but also dark blue luminescence of the device can be realized.
    Type: Application
    Filed: December 17, 2022
    Publication date: February 29, 2024
    Inventors: Xinlong SONG, Zhihua XIAO, Ruifeng HE, Jingyao SONG
  • Patent number: 11672511
    Abstract: Disclosed is a high resolution intravascular ultrasound imaging system including a catheter with a rotatable imaging assembly and an image processor. The image processor in turn features a pulser configured to energize the ultrasound transducer of the rotatable imaging assembly with a multi-frequency ultrasound waveform signal. The image processor further contains a receiver configured to decompose received ultrasound energy as reflected by the target vessel into a plurality of individual subband signals, individually process these signals and reconstitute these signals into a high resolution image of the blood vessel. The IVUS system of the invention may be useful in characterizing cap thickness of vulnerable plaques or other detailed studies of blood vessels.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: June 13, 2023
    Assignee: InfraReDx, Inc.
    Inventors: Zhihua He, David Erickson, Glen McLaughlin
  • Publication number: 20210128106
    Abstract: A medical introducer sheath comprises a tubular shaft and an ultrasonic transducer array. The tubular shaft has a proximal end, a distal end opposite the proximal end, an inner surface, and an outer surface. The shaft defines a longitudinal axis extending between the proximal end and the distal end. The inner surface and the outer surface define a wall having a shaft wall thickness, the wall defining a distal wall face proximate the distal end of the shaft extending at an oblique angle relative to the longitudinal axis. The ultrasonic transducer array includes a plurality of ultrasound transducers disposed within the wall of the tubular shaft at the distal end thereof. The ultrasound transducers include an emitting/receiving surface generally aligned with the distal wall face, such that ultrasonic energy emitted from each of the ultrasound transducers is oriented directed generally at an oblique angle relative to the longitudinal axis.
    Type: Application
    Filed: November 2, 2020
    Publication date: May 6, 2021
    Inventors: Leili Salehi, Charles A. Gibson, Zhihua He
  • Patent number: 10492959
    Abstract: A method for indicating and alarming about wet level of a diaper involves using a humidity sensor to perform relative humidity detection on the diaper, when the detected relative humidity is below 50% rh˜60% rh, showing the diaper's wet level as 0% rh, and when the detected relative humidity is 85% rh˜95% rh or more, showing the diaper's wet level as 100% rh, wherein functional conversion is performed to convert the relative humidity ranging between 60% rh and 85% rh˜95% rh proportionally into the diaper's wet level between 0% rh and 100% rh.
    Type: Grant
    Filed: May 7, 2017
    Date of Patent: December 3, 2019
    Assignee: DONGGUAN SOUTHSTAR ELECTRONICS LIMITED
    Inventors: Jun Yi, Zhihua He, Fangyi Cai, Minghui Du, Weimin Chen, Zhantu Zheng, Jianchao Xu
  • Patent number: 10245007
    Abstract: Disclosed is a high resolution intravascular ultrasound imaging system including a catheter with a rotatable imaging assembly and an image processor. The image processor in turn features a pulser configured to energize the ultrasound transducer of the rotatable imaging assembly with a multi-frequency ultrasound waveform signal. The image processor further contains a receiver configured to decompose received ultrasound energy as reflected by the target vessel into a plurality of individual subband signals, individually process these signals and reconstitute these signals into a high resolution image of the blood vessel. The IVUS system of the invention may be useful in characterizing cap thickness of vulnerable plaques or other detailed studies of blood vessels.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: April 2, 2019
    Assignee: InfraReDx, Inc.
    Inventors: Zhihua He, David Erickson, Glen McLaughlin
  • Publication number: 20190069883
    Abstract: Disclosed is a high resolution intravascular ultrasound imaging system including a catheter with a rotatable imaging assembly and an image processor. The image processor in turn features a pulser configured to energize the ultrasound transducer of the rotatable imaging assembly with a multi-frequency ultrasound waveform signal. The image processor further contains a receiver configured to decompose received ultrasound energy as reflected by the target vessel into a plurality of individual subband signals, individually process these signals and reconstitute these signals into a high resolution image of the blood vessel. The IVUS system of the invention may be useful in characterizing cap thickness of vulnerable plaques or other detailed studies of blood vessels.
    Type: Application
    Filed: November 6, 2018
    Publication date: March 7, 2019
    Applicant: InfraReDx, Inc.
    Inventors: Zhihua He, David Erickson, Glen McLaughlin
  • Publication number: 20180318147
    Abstract: A method for detecting an infant's urination includes: determining that Condition 1 is satisfied if a relative humidity value collected lastly is greater than humidity values of previous N times and is 1% rh˜3% rh greater than a minimum of the previous N times; determining that Condition 2 is satisfied and the first urination has happened if humidity values collected in continuous M times satisfy Condition 1, and the humidity value collected in the Mth time is 3% rh˜6% rh greater than a minimum of the previous N+M times; starting to detect a second urination when humidity variation becomes steady; and determining that the second urination has happened if a time for humidity to increase 0.1% rh is less than a half of a previous time for humidity to increase 0.1% rh, and a next time for humidity to increase 0.1% rh is also less than a half of the previous time.
    Type: Application
    Filed: May 7, 2017
    Publication date: November 8, 2018
    Inventors: Jun Yi, Zhihua He, Fangyi Cai, Minghui Du, Weimin Chen, Zhantu Zheng, Jianchao Xu
  • Publication number: 20180318146
    Abstract: A method for indicating and alarming about wet level of a diaper involves using a humidity sensor to perform relative humidity detection on the diaper, when the detected relative humidity is below 50% rh˜60% rh, showing the diaper's wet level as 0% rh, and when the detected relative humidity is 85% rh˜95% rh or more, showing the diaper's wet level as 100% rh, wherein functional conversion is performed to convert the relative humidity ranging between 60% rh and 85% rh˜95% rh proportionally into the diaper's wet level between 0% rh and 100% rh.
    Type: Application
    Filed: May 7, 2017
    Publication date: November 8, 2018
    Inventors: Jun Yi, Zhihua He, Fangyi Cai, Minghui Du, Weimin Chen, Zhantu Zheng, Jianchao Xu
  • Publication number: 20180271496
    Abstract: Disclosed is a high resolution intravascular ultrasound imaging system including a catheter with a rotatable imaging assembly and an image processor. The image processor in turn features a pulser configured to energize the ultrasound transducer of the rotatable imaging assembly with a multi-frequency ultrasound waveform signal. The image processor further contains a receiver configured to decompose received ultrasound energy as reflected by the target vessel into a plurality of individual subband signals, individually process these signals and reconstitute these signals into a high resolution image of the blood vessel. The IVUS system of the invention may be useful in characterizing cap thickness of vulnerable plaques or other detailed studies of blood vessels.
    Type: Application
    Filed: May 8, 2018
    Publication date: September 27, 2018
    Applicant: IntraReDx, Inc.
    Inventors: Zhihua He, David Erickson, Glen McLaughlin
  • Patent number: 10021356
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: July 10, 2018
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Zhihua He, Nathaniel McCaffrey, Jason Sproul
  • Publication number: 20160198132
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Application
    Filed: March 11, 2016
    Publication date: July 7, 2016
    Applicant: Boston Scientific Scimed, Inc.
    Inventors: Zhihua HE, Nathaniel McCAFFREY, Jason SPROUL
  • Patent number: 9319601
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: April 19, 2016
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Zhihua He, Nathaniel McCaffrey, Jason Sproul
  • Publication number: 20140253705
    Abstract: A method for adjusting color channel signals based on spectral variations in the signal associated with a known source. In an embodiment of the present disclosure, the method may include receiving a first signal having an intensity value from an electromagnetic radiation source. In an embodiment of the present disclosure, the method may also include producing one or more second signals such that a response-ratio value calculated based on the one or more second signals satisfies a response-ratio condition associated with a spectral region of the first signal.
    Type: Application
    Filed: March 6, 2014
    Publication date: September 11, 2014
    Applicant: BOSTON SCIENTIFIC SCIMED, INC.
    Inventors: John KUMMAILIL, Arnold BUCK, Zhihua HE, Nathaniel McCAFFREY
  • Publication number: 20140009622
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Application
    Filed: September 9, 2013
    Publication date: January 9, 2014
    Applicant: Boston Scientific Scimed, Inc
    Inventors: Zhihua He, Nathaniel McCaffrey, Jason Sproul
  • Patent number: 8553975
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: October 8, 2013
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Zhihua He, Nathaniel McCaffrey, Jason Sproul
  • Publication number: 20110069315
    Abstract: In one embodiment, an imaging method may include receiving an intensity value of a first spectral channel associated with a pixel location. The intensity value of the first spectral channel may be based on electromagnetic radiation reflected from an object after being emitted from a narrow-band electromagnetic radiation source. The method may further include defining an intensity value of a second spectral channel based on the intensity value of the first spectral channel. The second spectral channel may be associated with a spectral region of electromagnetic radiation different from a spectral region of electromagnetic radiation associated with the first spectral channel. The method may also include associating the intensity value of the second spectral channel with the pixel location.
    Type: Application
    Filed: September 1, 2010
    Publication date: March 24, 2011
    Inventors: Zhihua HE, Nathaniel McCaffrey, Jason Sproul