Patents by Inventor Ching-Yeu Wei

Ching-Yeu Wei 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: 9337233
    Abstract: Embodiments of a photodiode array are provided herein. In some embodiments, a photodiode array may include a semiconductor layer configured to convert photons into analog electrical signals; and a passive layer having a first surface and a second surface disposed opposite the first surface, wherein the semiconductor layer is coupled to the first surface, and wherein the passive layer is configured to have a signal receiving component coupled directly to the second surface of the passive layer.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: May 10, 2016
    Assignee: General Electric Company
    Inventors: Sabarni Palit, James Wilson Rose, Peter Micah Sandvik, Jonathan David Short, Ching-Yeu Wei, Xingguang Zhu
  • Patent number: 9325913
    Abstract: A radiation detector is provided that provides fast sequential image acquisition. In one embodiment, the radiation detector a diode capacitor that is charged in response to a radiation exposure event. The charge stored in the diode capacitor is transferred to a separate storage capacitor, allowing a new charge to be generated and stored at the diode capacitor.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: April 26, 2016
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Ching-Yeu Wei, Jeffrey Wayne Eberhard, George Edward Possin
  • Patent number: 9012859
    Abstract: A tiled imager panel is disclosed. In certain embodiments, the tiled imager panel is formed from separate imager chips that are mechanically tiled together so as to minimize the gap between the tiled imager chips. In addition, in certain embodiments, a scintillator material associated with the tiled imager panel is in a hermetically sealed environment so as to be protected from moisture.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: April 21, 2015
    Assignee: General Electric Company
    Inventor: Ching-Yeu Wei
  • Publication number: 20130306875
    Abstract: A tiled imager panel is disclosed. In certain embodiments, the tiled imager panel is formed from separate imager chips that are mechanically tiled together so as to minimize the gap between the tiled imager chips. In addition, in certain embodiments, a scintillator material associated with the tiled imager panel is in a hermetically sealed environment so as to be protected from moisture.
    Type: Application
    Filed: May 18, 2012
    Publication date: November 21, 2013
    Applicant: General Electric Company
    Inventor: Ching-Yeu Wei
  • Publication number: 20130170615
    Abstract: A radiation detector is provided that provides fast sequential image acquisition. In one embodiment, the radiation detector a diode capacitor that is charged in response to a radiation exposure event. The charge stored in the diode capacitor is transferred to a separate storage capacitor, allowing a new charge to be generated and stored at the diode capacitor.
    Type: Application
    Filed: December 28, 2011
    Publication date: July 4, 2013
    Applicant: General Electric Company
    Inventors: Ching-Yeu Wei, Jeffrey Wayne Eberhard, George Edward Possin
  • Publication number: 20120132277
    Abstract: An article, such as a solar cell or module, is presented. In one embodiment, the article includes a photovoltaically active region and a photovoltaically inactive region. A filler material is disposed in the inactive region; the filler material includes a reflective material configured to scatter at least 50% of light incident on the filler material. Another embodiment is an article that includes a photovoltaically active region and a photovoltaically inactive region. A filler material is disposed in the inactive region; the filler material includes a wavelength converting material. Other embodiments are described herein in which the filler material described above and disposed in the inactive region includes both the reflective material and the wavelength converting material.
    Type: Application
    Filed: November 30, 2010
    Publication date: May 31, 2012
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Oleg Sulima, Loucas Tsakalakos, Ching-Yeu Wei, Alok Mani Srivastava, Adam Fraser Halverson
  • Patent number: 8022416
    Abstract: A functional block for assembly includes at least one element and a patterned magnetic film comprising at least one magnetic region attached to the element. A wafer includes a host substrate comprising a number of elements. The wafer further includes a patterned magnetic film attached to the elements and comprising a number of magnetic regions. The magnetic regions are attached to respective ones of the elements. A method of manufacture includes forming a number of magnetic regions on a host substrate having an array of elements. The forming step provides at least one of the magnetic regions for a respective group comprising at least one of the elements.
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: September 20, 2011
    Assignee: General Electric Company
    Inventors: William Hullinger Huber, Ching-Yeu Wei
  • Patent number: 7926176
    Abstract: A fluidic assembly method includes dispersing a number of functional blocks in a fluid to form a slurry. Each of the functional blocks includes at least one element and a patterned magnetic film comprising at least one region. The fluidic assembly method further includes immersing at least a portion of an article in the fluid. The article includes a substrate, a number of receptor sites disposed on the substrate and a number of magnetic receptors, each of the magnetic receptors being disposed within a respective one of the receptor sites. A method of manufacturing an assembly includes disposing a number of functional blocks over at least a portion of an article, agitating the functional blocks relative to the article and assembling at least a subset of the functional blocks to the magnetic receptors on the article.
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: April 19, 2011
    Assignee: General Electric Company
    Inventors: William Hullinger Huber, Ching-Yeu Wei
  • Patent number: 7759680
    Abstract: Briefly, in accordance with one or more embodiments, a detector panel of an imaging system may be produced from a photodiode array integrated with a thin-film transistor array. The thin film transistor array may have one or more vias formed for increasing the adhesion of the photodiode array to the thin-film transistor array. The vias may comprise sidewalls having stepped structures. The thin-film transistor array may comprise a first metallization layer and a second metallization layer. A third metallization layer may be added to the thin film transistor array wherein diodes of the photodiode array may contact the third metallization layer. Diodes of the photodiode array may contact the first metallization layer and/or the second metallization layer via the third metallization layer without directly contacting the first metallization layer or the second metallization layer.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: July 20, 2010
    Assignee: General Electric Company
    Inventors: Ching-Yeu Wei, Douglas Albagli, William Hennessy
  • Patent number: 7755059
    Abstract: Systems, methods and apparatus are provided through which in some implementations field-effect-transistor (FET) leakage from a pixel array panel of a digital X-ray detector is reduced by acquiring an image and an offset image from the pixel array panel of the digital X-ray detector while a negative voltage of the pixel array panel is at a higher level than a negative voltage of a threshold state of the pixel array panel of the digital X-ray detector.
    Type: Grant
    Filed: November 4, 2008
    Date of Patent: July 13, 2010
    Assignee: General Electric Company
    Inventors: James Zhengshe Liu, Ping Xue, Ching-Yeu Wei, Donald Langler, Fengchao Zhang
  • Publication number: 20100108898
    Abstract: Systems, methods and apparatus are provided through which in some implementations field-effect-transistor (FET) leakage from a pixel array panel of a digital X-ray detector is reduced by acquiring an image and an offset image from the pixel array panel of the digital X-ray detector while a negative voltage of the pixel array panel is at a higher level than a negative voltage of a threshold state of the pixel array panel of the digital X-ray detector.
    Type: Application
    Filed: November 4, 2008
    Publication date: May 6, 2010
    Applicant: General Electric Company
    Inventors: Fengchao Zhang, Donald Langler, James Zhengshe Liu, Ping Xue, Ching-Yeu Wei
  • Patent number: 7521685
    Abstract: A structured scintillator and a detection system employing structured scintillators. More specifically, a structured scintillator comprising a scintillator material having a plurality of isolated structures is disclosed. The structures may be conical in shape. The structures may be formed on a substantially transparent material layer which has been patterned to form a plurality of isolated regions. The structures may be formed on top of the isolated regions to provide isolated scintillator structures having space therebetween. The isolated regions and scintillator structures may be aligned with underlying detection devices.
    Type: Grant
    Filed: January 18, 2006
    Date of Patent: April 21, 2009
    Assignee: General Electric Company
    Inventors: William Hennessy, Jeffrey Shaw, Ching-Yeu Wei, Yun Li
  • Patent number: 7473903
    Abstract: A digital X-ray panel and method of fabricating an X-ray detector panel assembly is provided. The method includes forming a detector matrix on the detector substrate, forming a dam on the detector substrate circumscribing the detector matrix, forming a scintillator material on the detector matrix, and forming a hermetic covering on the scintillator material that at least one of extends to a surface of the dam and extends past the dam. The digital X-ray panel assembly includes a detector substrate, a detector matrix formed on said detector substrate, a dam formed on said detector substrate circumscribing the detector matrix, a scintillator material formed on the detector matrix, and a hermetic covering formed on the scintillator material that at least one of extends past the detector matrix and the dam, and extends past the detector matrix onto a surface of the dam.
    Type: Grant
    Filed: February 12, 2003
    Date of Patent: January 6, 2009
    Assignee: General Electric Company
    Inventors: Michael Clement DeJule, Ching-Yeu Wei, David Francis Fobare
  • Publication number: 20070231949
    Abstract: A functional block for assembly includes at least one element and a patterned magnetic film comprising at least one magnetic region attached to the element. A wafer includes a host substrate comprising a number of elements. The wafer further includes a patterned magnetic film attached to the elements and comprising a number of magnetic regions. The magnetic regions are attached to respective ones of the elements. A method of manufacture includes forming a number of magnetic regions on a host substrate having an array of elements. The forming step provides at least one of the magnetic regions for a respective group comprising at least one of the elements.
    Type: Application
    Filed: October 19, 2005
    Publication date: October 4, 2007
    Inventors: William Huber, Ching-Yeu Wei
  • Publication number: 20070231826
    Abstract: An article for assembly includes a substrate, at least one receptor site disposed on the substrate and a patterned magnetic film. The patterned magnetic film includes at least one magnetic region, each magnetic region being disposed within one of the receptor sites. The patterned magnetic film comprises a material with a perpendicular magnetic anisotropy. An assembly includes at least one functional block comprising at least one element and a patterned magnetic film comprising at least one region. The assembly further includes an article comprising a substrate, at least one receptor site disposed on the substrate and at least one receptor configured to generate a magnetic field gradient for attracting the region. The receptor is positioned at the receptor site.
    Type: Application
    Filed: October 19, 2005
    Publication date: October 4, 2007
    Inventors: William Huber, Ching-Yeu Wei
  • Publication number: 20070180916
    Abstract: A method of making a capacitive micromachined ultrasound transducer cell is provided. The method includes providing a carrier substrate, where the carrier substrate comprises glass. The step of providing the glass substrate may include forming vias in the glass substrate. Further, the method includes providing a membrane such that at least one of the carrier substrate, or the membrane comprises support posts, where the support posts are configured to define a cavity depth. The method further includes bonding the membrane to the carrier substrate by using the support posts, where the carrier substrate, the membrane and the support posts define an acoustic cavity.
    Type: Application
    Filed: February 9, 2006
    Publication date: August 9, 2007
    Inventors: Wei-Cheng Tian, Lowell Smith, Ching-Yeu Wei, Robert Wodnicki, Rayette Fisher, David Mills, Stanley Chu, Hyon-Jin Kwon
  • Publication number: 20070164223
    Abstract: A structured scintillator and a detection system employing structured scintillators. More specifically, a structured scintillator comprising a scintillator material having a plurality of isolated structures is disclosed. The structures may be conical in shape. The structures may be formed on a substantially transparent material layer which has been patterned to form a plurality of isolated regions. The structures may be formed on top of the isolated regions to provide isolated scintillator structures having space therebetween. The isolated regions and scintillator structures may be aligned with underlying detection devices.
    Type: Application
    Filed: January 18, 2006
    Publication date: July 19, 2007
    Inventors: William Hennessy, Jeffrey Shaw, Ching-Yeu Wei, Yun Li
  • Publication number: 20070122948
    Abstract: Briefly, in accordance with one or more embodiments, a detector panel of an imaging system may be produced from a photodiode array integrated with a thin-film transistor array. The thin film transistor array may have one or more vias formed for increasing the adhesion of the photodiode array to the thin-film transistor array. The vias may comprise sidewalls having stepped structures. The thin-film transistor array may comprise a first metallization layer and a second metallization layer. A third metallization layer may be added to the thin film transistor array wherein diodes of the photodiode array may contact the third metallization layer. Diodes of the photodiode array may contact the first metallization layer and/or the second metallization layer via the third metallization layer without directly contacting the first metallization layer or the second metallization layer.
    Type: Application
    Filed: November 30, 2005
    Publication date: May 31, 2007
    Inventors: Ching-Yeu Wei, Douglas Albagli, William Hennessy
  • Publication number: 20070087472
    Abstract: A fluidic assembly method includes dispersing a number of functional blocks in a fluid to form a slurry. Each of the functional blocks includes at least one element and a patterned magnetic film comprising at least one region. The fluidic assembly method further includes immersing at least a portion of an article in the fluid. The article includes a substrate, a number of receptor sites disposed on the substrate and a number of magnetic receptors, each of the magnetic receptors being disposed within a respective one of the receptor sites. A method of manufacturing an assembly includes disposing a number of functional blocks over at least a portion of an article, agitating the functional blocks relative to the article and assembling at least a subset of the functional blocks to the magnetic receptors on the article.
    Type: Application
    Filed: October 19, 2005
    Publication date: April 19, 2007
    Inventors: William Huber, Ching-Yeu Wei
  • Patent number: 7145152
    Abstract: Storage capacitor design for a solid state imager. The imager includes several pixels disposed on a substrate in an imaging array pattern. Each pixel includes a photosensor coupled to a thin film switching transistor. Several scan lines are disposed at a first level with respect to the substrate along a first axis and several data lines are disposed at a second level along a second axis of the imaging array. Several data lines disposed at a second level with respect to the substrate along a second axis of the imaging array pattern. Each pixel comprises a storage capacitor coupled parallel to the photosensor, the storage capacitor comprising a storage capacitor electrode and a capacitor common electrode.
    Type: Grant
    Filed: October 14, 2003
    Date of Patent: December 5, 2006
    Assignee: General Electric Company
    Inventors: Ji-Ung Lee, Douglas Albagli, George Edward Possin, William Andrew Hennessy, Ching-Yeu Wei