Patents by Inventor Pei-The Chang

Pei-The Chang 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: 20190187162
    Abstract: Analyte collection and testing systems and methods, and more particularly to disposable oral fluid collection and testing systems and methods. Described herein are methods and apparatuses to achieve significant improvements in the detection of fluorescence signals in the reader.
    Type: Application
    Filed: December 17, 2018
    Publication date: June 20, 2019
    Inventors: Ashutosh SHASTRY, David PIEHLER, Hardeep SANGHERA, Michael GLUZCZACK, Pranav CHOPRA, Yun-Pei CHANG, Ameya KANTAK
  • Publication number: 20190165110
    Abstract: The present disclosure provides a semiconductor structure, including providing a metal layer, an adhesion-enhancing layer over the metal layer, a dielectric stack over the adhesion-enhancing layer, a contact penetrating the dielectric stack and the adhesion-enhancing layer and connecting with the metal layer, a barrier layer disposed between the contact and the dielectric stack, and a high-k dielectric layer disposed between the contact and the barrier layer.
    Type: Application
    Filed: April 25, 2018
    Publication date: May 30, 2019
    Inventors: YAO-WEN CHANG, GUNG-PEI CHANG, CHING-SHENG CHU, CHERN-YOW HSU
  • Publication number: 20180311227
    Abstract: Pharmaceutical compositions containing a combination of anti-chondrogenesis agents are disclosed. Methods of reducing scleral chondrogenesis, reducing one or more ocular chondrogenic proteins, reducing inflammation induced chondrogenesis and treating myopia by administering an effective amount of one or more anti-chondrogenesis agents are also provided. The pharmaceutical compositions are useful for treating myopia.
    Type: Application
    Filed: April 20, 2018
    Publication date: November 1, 2018
    Inventors: Pei-Chang Wu, Chia-Ling Tsai, Chueh-Tan Chen
  • Publication number: 20180265937
    Abstract: The invention provides methods and devices for generating optical pulses in one or more waveguides using a spatially scanning light source. A detection system, methods of use thereof and kits for detecting a biologically active analyte molecule are also provided. The system includes a scanning light source, a substrate comprising a plurality of waveguides and a plurality of optical sensing sites in optical communication with one or more waveguide of the substrate, a detector that is coupled to and in optical communication with the substrate, and means for spatially translating a light beam emitted from said scanning light source such that the light beam is coupled to and in optical communication with the waveguides of the substrate at some point along its scanning path. The use of a scanning light source allows the coupling of light into the waveguides of the substrate in a simple and cost-effective manner.
    Type: Application
    Filed: May 17, 2018
    Publication date: September 20, 2018
    Inventors: Reuven DUER, Yun-Pei CHANG, Ashutosh SHASTRY
  • Patent number: 10067605
    Abstract: In a driving method for reducing display interference in in-cell multi-touch panel, a display driving signal is provided to K gate lines and a display image signal is provided to L source lines so as to drive corresponding transistors and capacitors in a display frame for displaying an image. The method also provides a touch driving signal to N touch driving lines and receives touch signals from M sensing lines to thereby detect one or more touch point positions of an external object in a touch frame based on the touch driving signal. In each touch frame, a sequence of providing the touch driving signal to N touch driving lines is different.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: September 4, 2018
    Assignee: FOCALTECH SYSTEMS CO., LTD.
    Inventors: Hsin-Mao Huang, Pei-Chang Ho, Szu-Mien Wang
  • Patent number: 10018566
    Abstract: Optical readers and alignment tools for detecting the level of an analyte. Described herein are small, disposable partially-encapsulated sensing chips for detecting an analyte level from a fluid sample (e.g., a blood sample) having an edge of the integrated sensing chip exposed to directly expose a plurality of excitation and a collection waveguides, as well as optical readers and methods of operating them. A fluid sample maybe applied to a sensing surface of the sensing chip in the housing so that an analyte level can be optically detected. Also described are methods of sensing an analyte using these devices and systems including an optical detector.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: July 10, 2018
    Assignee: LDIP, LLC
    Inventors: Ming Tan, Yun-Pei Chang, Leyla Sabet, Ashutosh Shastry, Christopher E. Todd, Reuven Duer
  • Patent number: 9976192
    Abstract: The invention provides methods and devices for generating optical pulses in one or more waveguides using a spatially scanning light source. A detection system, methods of use thereof and kits for detecting a biologically active analyte molecule are also provided. The system includes a scanning light source, a substrate comprising a plurality of waveguides and a plurality of optical sensing sites in optical communication with one or more waveguide of the substrate, a detector that is coupled to and in optical communication with the substrate, and means for spatially translating a light beam emitted from said scanning light source such that the light beam is coupled to and in optical communication with the waveguides of the substrate at some point along its scanning path. The use of a scanning light source allows the coupling of light into the waveguides of the substrate in a simple and cost-effective manner.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: May 22, 2018
    Assignee: LDIP, LLC
    Inventors: Reuven Duer, Yun-Pei Chang, Ashutosh Shastry
  • Publication number: 20170291393
    Abstract: A composite article includes an inorganic non-metallic article, a resin article, and a connecting layer located between the inorganic non-metallic article and the resin article. The connecting layer is configured to connect the inorganic non-metallic article and the resin article together. A surface of the connecting layer connected with the resin article includes a plurality of microstructures, a portion of the resin article fills in the plurality of microstructures. A method for making the composite article is also provided.
    Type: Application
    Filed: December 27, 2016
    Publication date: October 12, 2017
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, HUANN-WU CHIANG, PING CHANG, YUNG-CHING HUANG, YANG-JIA LIU, JUAN ZHANG
  • Publication number: 20170291394
    Abstract: A composite article includes an inorganic non-metallic article and a resin article. The resin article is connected to the inorganic non-metallic article. The inorganic non-metallic article includes at least one connecting surface. At least a portion of the connecting surface comprises groove-peak like microstructures. At least one of the microstructures comprises a rough and/or porous surface having at least one of a roughness element and a porous structure. The inorganic non-metallic article and resin article are combined together through the microstructures. A method for making the composite article is also provided.
    Type: Application
    Filed: December 27, 2016
    Publication date: October 12, 2017
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, HUANN-WU CHIANG, PING CHANG, YUNG-CHING HUANG, JUAN ZHANG, YANG-JIA LIU
  • Patent number: 9739963
    Abstract: An optical component including a multi-layer substrate, an optical waveguide element, and two optical-electro assemblies is provided. The multi-layer substrate includes a dielectric layer, two circuit layers, and two through holes passing through the dielectric layer. The optical waveguide element is located on the multi-layer substrate and between the through holes. The optical-electro assemblies are respectively inserted into the corresponding through holes and correspondingly located at two opposite ends of the optical waveguide element. One of the optical-electro assemblies transforms an electrical signal into a light beam and provides the light beam to the optical waveguide element, and the other one of the optical-electro assemblies receives the light beam transmitted from the optical waveguide element and transforms the light beam into another electrical signal. A manufacturing method of the optical component and an optical-electro circuit board having the optical component are also provided.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: August 22, 2017
    Assignee: Unimicron Technology Corp.
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Publication number: 20170129454
    Abstract: A safety system for preventing a living body from being locked in a vehicle comprises a warning unit, a detection device and a limiting device. The detection device is disposed in a passenger's protection device which has to be used by a passenger when the vehicle is being driven. The detection device detects whether the passenger's protection device is in use or not to generate a corresponding detection signal. The warning unit turns on or turns off a warning device according to the detection signal and generates a corresponding control signal. The limiting device locks the vehicle key in the key slot or to release the vehicle key from the key slot according to the control signal after the vehicle has been parked.
    Type: Application
    Filed: November 10, 2015
    Publication date: May 11, 2017
    Inventors: Pei-Chang HUANG, Cheng-Po YU
  • Publication number: 20170117422
    Abstract: A silver paste includes silver powder having a weight percentage of about 39% to about 60%, organic carrier having a weight percentage of about 35% to about 60%; and inorganic glass phase having a weight percentage of about 1% to about 5%. The inorganic glass phase includes a primary glass phase and inorganic additives. The primary glass phase includes bismuth oxide having a weight percentage of 10% to 40% in the inorganic glass phase, aluminum oxide having a weight percentage of 20% to 60% in the inorganic glass phase, and silicon oxide having a weight percentage of 10% to 30% in the inorganic glass phase.
    Type: Application
    Filed: December 28, 2015
    Publication date: April 27, 2017
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, GUH-YAW JANG, DI XU, XUE-QUAN ZHAO, DENG WANG, SONG-SONG HE, CHAO KE
  • Patent number: 9581774
    Abstract: An optical component including a multi-layer substrate, an optical waveguide element, and two optical-electro assemblies is provided. The multi-layer substrate includes a dielectric layer, two circuit layers, and two through holes passing through the dielectric layer. The optical waveguide element is located on the multi-layer substrate and between the through holes. The optical-electro assemblies are respectively inserted into the corresponding through holes and correspondingly located at two opposite ends of the optical waveguide element. One of the optical-electro assemblies transforms an electrical signal into a light beam and provides the light beam to the optical waveguide element, and the other one of the optical-electro assemblies receives the light beam transmitted from the optical waveguide element and transforms the light beam into another electrical signal. A manufacturing method of the optical component and an optical-electro circuit board having the optical component are also provided.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: February 28, 2017
    Assignee: Unimicron Technology Corp.
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Publication number: 20170023477
    Abstract: The invention provides methods and devices for generating optical pulses in one or more waveguides using a spatially scanning light source. A detection system, methods of use thereof and kits for detecting a biologically active analyte molecule are also provided. The system includes a scanning light source, a substrate comprising a plurality of waveguides and a plurality of optical sensing sites in optical communication with one or more waveguide of the substrate, a detector that is coupled to and in optical communication with the substrate, and means for spatially translating a light beam emitted from said scanning light source such that the light beam is coupled to and in optical communication with the waveguides of the substrate at some point along its scanning path. The use of a scanning light source allows the coupling of light into the waveguides of the substrate in a simple and cost-effective manner.
    Type: Application
    Filed: October 3, 2016
    Publication date: January 26, 2017
    Inventors: Reuven DUER, Yun-Pei CHANG, Ashutosh SHASTRY
  • Publication number: 20160266334
    Abstract: An optical component including a multi-layer substrate, an optical waveguide element, and two optical-electro assemblies is provided. The multi-layer substrate includes a dielectric layer, two circuit layers, and two through holes passing through the dielectric layer. The optical waveguide element is located on the multi-layer substrate and between the through holes. The optical-electro assemblies are respectively inserted into the corresponding through holes and correspondingly located at two opposite ends of the optical waveguide element. One of the optical-electro assemblies transforms an electrical signal into a light beam and provides the light beam to the optical waveguide element, and the other one of the optical-electro assemblies receives the light beam transmitted from the optical waveguide element and transforms the light beam into another electrical signal. A manufacturing method of the optical component and an optical-electro circuit board having the optical component are also provided.
    Type: Application
    Filed: May 26, 2016
    Publication date: September 15, 2016
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Publication number: 20160252689
    Abstract: An optical component including a multi-layer substrate, an optical waveguide element, and two optical-electro assemblies is provided. The multi-layer substrate includes a dielectric layer, two circuit layers, and two through holes passing through the dielectric layer. The optical waveguide element is located on the multi-layer substrate and between the through holes. The optical-electro assemblies are respectively inserted into the corresponding through holes and correspondingly located at two opposite ends of the optical waveguide element. One of the optical-electro assemblies transforms an electrical signal into a light beam and provides the light beam to the optical waveguide element, and the other one of the optical-electro assemblies receives the light beam transmitted from the optical waveguide element and transforms the light beam into another electrical signal. A manufacturing method of the optical component and an optical-electro circuit board having the optical component are also provided.
    Type: Application
    Filed: May 12, 2016
    Publication date: September 1, 2016
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Patent number: 9377596
    Abstract: An optical component including a multi-layer substrate, an optical waveguide element, and two optical-electro assemblies is provided. The multi-layer substrate includes a dielectric layer, two circuit layers, and two through holes passing through the dielectric layer. The optical waveguide element is located on the multi-layer substrate and between the through holes. The optical-electro assemblies are respectively inserted into the corresponding through holes and correspondingly located at two opposite ends of the optical waveguide element. One of the optical-electro assemblies transforms an electrical signal into a light beam and provides the light beam to the optical waveguide element, and the other one of the optical-electro assemblies receives the light beam transmitted from the optical waveguide element and transforms the light beam into another electrical signal. A manufacturing method of the optical component and an optical-electro circuit board having the optical component are also provided.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: June 28, 2016
    Assignee: Unimicron Technology Corp.
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Publication number: 20160160371
    Abstract: A metal-and-resin composite includes an aluminum or aluminum alloy substrate, an aluminum oxide film on the aluminum or aluminum alloy substrate, and at least one resin article coupled to the aluminum oxide film. The aluminum or aluminum alloy substrate defines a plurality of corrosion pores, and the aluminum oxide film defines a plurality of nano-pores. Some of the nano-pores extend through the aluminum oxide film and couple to the corrosion pores. Some parts of the resin article fill in the nano-pores and the corrosion pores, thus greatly improving bond between the resin article and the aluminum or aluminum alloy substrate.
    Type: Application
    Filed: December 30, 2014
    Publication date: June 9, 2016
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, HUANN-WU CHIANG, CHENG-SHI CHEN, PO-CHUAN WU, DAI-YU SUN, YUAN-YUAN FENG
  • Patent number: 9335470
    Abstract: A method for assembling an opto-electronic circuit board is described as follows. A bottom cladding layer, a core layer and a top cladding layer are formed on the base orderly such that a waveguide is completed. A first light-guide hole is formed in a base material, and a light source is disposed on the base material thereby forming an emission component. A second light-guide hole is formed in another base material, and then an optic receiver is disposed on another base material thereby forming a receiver component. A circuit substrate is processed in order to form a first cavity, a second cavity and a third cavity on a first circuit layer of the substrate. The waveguide, the emission component and the receiver component are disposed respectively in the first cavity, the second cavity and the third cavity.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: May 10, 2016
    Assignee: UNIMICRON TECHNOLOGY CORP.
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang
  • Publication number: 20160097130
    Abstract: A preparation method of a conductive sponge includes the following steps. First, a sponge substrate is dipped in a metal solution and then taken out. A first drying process is performed. Next, the sponge substrate plated with metal particles is dipped in a carbon nanomaterial suspension and then taken out. Then, a second drying process is performed.
    Type: Application
    Filed: October 2, 2014
    Publication date: April 7, 2016
    Inventors: Yin-Ju Chen, Cheng-Po Yu, Pei-Chang Huang