Patents by Inventor Chung-Er Huang

Chung-Er Huang 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: 12220710
    Abstract: A contactless selection device, a light triggering structure thereof, and a biological particle selection apparatus are provided. The light triggering structure includes a first substrate, a first electrode layer formed on the first substrate, a photodiode layer formed on the first electrode layer, and an insulating layer that covers the photodiode layer. The photodiode layer has a thickness within a range from 1 ?m to 3 ?m, and includes a first doped layer, an I-type layer, and a second doped layer, which are sequentially stacked from the first electrode layer. The second doped layer includes a plurality of triggering pads spaced apart from each other. Each of the triggering pads has a width within a range from 3 ?m to 7 ?m, and a distance between any two of the triggering pads adjacent to each other is less than or equal to 2 ?m.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: February 11, 2025
    Assignee: CYTOAURORA BIOTECHNOLOGIES, INC.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho
  • Publication number: 20250033051
    Abstract: A pico-droplet generator includes a light sensing structure, a mating structure that is spaced apart from the light sensing structure, a bonding layer that connects the light sensing structure and the mating structure, and a piezoelectric member that is disposed on the bonding layer. The pico-droplet generator defines a selection channel along a flowing direction. The bonding layer has a selection hole that is in spatial communication with the selection channel along a dripping direction perpendicular to the flowing direction. The piezoelectric member and the selection hole are respectively arranged on two opposite sides of the bonding layer. The pico-droplet generator has a pico-droplet emission region that is defined from the selection hole toward the piezoelectric member.
    Type: Application
    Filed: November 12, 2023
    Publication date: January 30, 2025
    Inventors: Chung-Er Huang, Hsin-Cheng Ho
  • Publication number: 20250033035
    Abstract: A bioparticle contactless processing apparatus includes an accommodating device and a triggering device. The accommodating device includes a light sensing structure, a mating structure spaced apart from the light sensing structure, and a frame arranged between the light sensing structure and the mating structure. The frame has two working segments each having a first opening and a second opening that is smaller than the first opening, and the first opening and the second opening are respectively arranged on two opposite ends of the two working segments. The triggering device is arranged corresponding to the frame. When at least one bioparticle is transferred into the frame by passing through the first opening and has a size larger than the second opening, the triggering device is configured to trigger an outer cell layer of the at least one bioparticle to have a predetermined permeability higher than an original permeability thereof.
    Type: Application
    Filed: July 23, 2024
    Publication date: January 30, 2025
    Inventors: Chung-Er Huang, Hsin-Cheng Ho
  • Publication number: 20240263115
    Abstract: A three-dimensional culture device and a biological culture instrument are provided. The biological culture instrument is configured to receive a culture medium and includes a container, a cover, and a driving mechanism assembled to the cover. The container includes a plurality of accommodating wells each having a filtering bottom structure and a surrounding wall connected to the filtering bottom structure. Each of the surrounding walls defines a culture space for accommodating the culture medium and at least one bioparticle. The cover includes a communication portion and a plurality of insertion pipes being in spatial communication with the communication portion. Each of the insertion pipes is inserted into one of the accommodating wells, and is in spatial communication with the culture space through the filtering bottom structure. The driving mechanism is configured to control volume of the culture medium in each of the culture spaces through the cover.
    Type: Application
    Filed: June 27, 2023
    Publication date: August 8, 2024
    Inventors: CHUNG-ER HUANG, HSU-SUNG KUO, MAU-CHUNG FRANK CHANG
  • Publication number: 20240139734
    Abstract: A biological particle enrichment apparatus and a pico-droplet generator thereof are provided. The pico-droplet generator includes a container, a hollow needle connected to the container, a first piezoelectric member disposed on the container, and a second piezoelectric member disposed on the hollow needle. The container can receive a liquid specimen having biological particles. The hollow needle and the container are fluid communicated with each other, and an inner diameter of the container is within a range from 5 times to 30 times of an inner diameter of the hollow needle. The first piezoelectric member is annularly disposed on a surrounding lateral side of the container, and enables the biological particles in the container to move along a direction away from the surrounding lateral side by vibrating the container. The second piezoelectric member can squeeze the hollow needle, so that the liquid specimen flows outwardly to form a pico-droplet.
    Type: Application
    Filed: April 10, 2023
    Publication date: May 2, 2024
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, GUANG-CI YE
  • Publication number: 20240142459
    Abstract: A biological particle analysis method is provided and includes the following steps: fluorescence staining a liquid specimen through a fluorescence staining process so as to enable a target biological particle in the liquid specimen to becomes a fluorescence; accommodating the liquid specimen into a pico-droplet generator and using a camera device to take a real-time image of the liquid specimen; using the pico-droplet generator to output a target pico-droplet having the target biological particle onto a biochip according to the real-time image; removing the fluorescent color of the target biological particle in the target pico-droplet through a washing process; and fluorescence staining the target biological particle captured by the biochip at multiple times through the fluorescence staining process and the washing process, so as to obtain a plurality of fluorescence images respectively corresponding to multiple kinds of biological characterization expressions.
    Type: Application
    Filed: April 10, 2023
    Publication date: May 2, 2024
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, GUANG-CI YE
  • Publication number: 20240050948
    Abstract: A contactless selection device, a light sensing structure thereof, and a biological particle selection apparatus are provided. The light sensing structure includes a substrate, an insulating layer, an electrode layer, and a photoelectric layer, the latter two of which are respectively formed on two opposite sides of the substrate. The photoelectric layer includes a plurality of collector regions, a plurality of base regions respectively formed in the collector regions, and a plurality of emitter regions that are respectively formed in the base regions. Each of the emitter regions includes a plurality of emitter pads formed in the corresponding base region. Each of the base regions, the corresponding collector region, and the corresponding emitter region are jointly formed as a vertical transistor. The insulating layer covers and separates the vertical transistors and an end of each of the emitter pads is exposed from the insulating layer.
    Type: Application
    Filed: November 16, 2022
    Publication date: February 15, 2024
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho
  • Publication number: 20230226558
    Abstract: A contactless selection device, a light triggering structure thereof, and a biological particle selection apparatus are provided. The light triggering structure includes a first substrate, a first electrode layer formed on the first substrate, a photodiode layer formed on the first electrode layer, and an insulating layer that covers the photodiode layer. The photodiode layer has a thickness within a range from 1 µm to 3 µm, and includes a first doped layer, an I-type layer, and a second doped layer, which are sequentially stacked from the first electrode layer. The second doped layer includes a plurality of triggering pads spaced apart from each other. Each of the triggering pads has a width within a range from 3 µm to 7 µm, and a distance between any two of the triggering pads adjacent to each other is less than or equal to 2 µm.
    Type: Application
    Filed: March 14, 2022
    Publication date: July 20, 2023
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho
  • Patent number: 11630048
    Abstract: A quasi-soft catcher, a quasi-soft capture device, and a method for using the same are provided. The quasi-soft catcher includes a base and a plurality of protruding structures for capturing at least one target biological particle from a specimen. The protruding structures are regularly arranged on a board surface of the base. Each of the protruding structures includes an outer portion configured to touch the at least one target biological particle and an inner portion that is connected between the board surface and the outer portion, and a structural strength of the inner portion is less than that of the outer portion. The board surface has an interspace region arranged outside of the protruding portions, and the interspace region occupies 20-80% of the board surface.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: April 18, 2023
    Assignee: CYTOAURORA BIOTECHNOLOGIES, INC.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Hei-Jen Jou, Ming Chen
  • Patent number: 11559808
    Abstract: A microfluidic device includes a lower casing and an upper casing covering the lower casing. The lower casing includes a lower base wall having a top surface and a plurality of spaced-apart columns that protrude upwards from the top surface. The upper casing includes an upper base wall. A first gap between the upper base wall and a column top surface of each of the columns is large enough to permit passage of large biological particles of a liquid sample, and a second gap between any two adjacent ones of the columns is not large enough to permit passage of the large biological particles and is large enough to permit passage of small biological particles of the liquid sample.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: January 24, 2023
    Inventors: Chung-Er Huang, Hsin-Cheng Ho, Sheng-Wen Chen, Ming Chen
  • Patent number: 11493500
    Abstract: A catcher, a capture device, and a method for capturing at least one target biological particle are provided. The catcher includes a base and a plurality of capture arms extending from the base and spaced apart from each other. Each of the capture arms has a free end portion configured to capture a target biological particle and a supporting segment connected between the free end portion and the base. The supporting segment of each of the capture arms is arranged in a projection space defined by orthogonally projecting the free end portion along a height direction onto the base. When the target biological particle is captured by two of the capture arms that are bent and arranged adjacent to each other, a part of the target biological particle is trapped by the supporting segments of the two of the capture arms and is held.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: November 8, 2022
    Assignee: CYTOAURORA BIOTECHNOLOGIES, INC.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Hei-Jen Jou, Ming Chen
  • Publication number: 20210293778
    Abstract: A catcher, a capture device, and a method for capturing at least one target biological particle are provided. The catcher includes a base and a plurality of capture arms extending from the base and spaced apart from each other. Each of the capture arms has a free end portion configured to capture a target biological particle and a supporting segment connected between the free end portion and the base. The supporting segment of each of the capture arms is arranged in a projection space defined by orthogonally projecting the free end portion along a height direction onto the base. When the target biological particle is captured by two of the capture arms that are bent and arranged adjacent to each other, a part of the target biological particle is trapped by the supporting segments of the two of the capture arms and is held.
    Type: Application
    Filed: March 23, 2020
    Publication date: September 23, 2021
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Hei-Jen Jou, Ming Chen
  • Publication number: 20210293687
    Abstract: A quasi-soft catcher, a quasi-soft capture device, and a method for using the same are provided. The quasi-soft catcher includes a base and a plurality of protruding structures for capturing at least one target biological particle from a specimen. The protruding structures are regularly arranged on a board surface of the base. Each of the protruding structures includes an outer portion configured to touch the at least one target biological particle and an inner portion that is connected between the board surface and the outer portion, and a structural strength of the inner portion is less than that of the outer portion. The board surface has an interspace region arranged outside of the protruding portions, and the interspace region occupies 20-80% of the board surface.
    Type: Application
    Filed: March 23, 2020
    Publication date: September 23, 2021
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Hei-Jen Jou, Ming Chen
  • Publication number: 20200384468
    Abstract: A microfluidic device includes a lower casing and an upper casing covering the lower casing. The lower casing includes a lower base wall having a top surface and a plurality of spaced-apart columns that protrude upwards from the top surface. The upper casing includes an upper base wall. A first gap between the upper base wall and a column top surface of each of the columns is large enough to permit passage of large biological particles of a liquid sample, and a second gap between any two adjacent ones of the columns is not large enough to permit passage of the large biological particles and is large enough to permit passage of small biological particles of the liquid sample.
    Type: Application
    Filed: March 10, 2020
    Publication date: December 10, 2020
    Inventors: Chung-Er Huang, Hsin-Cheng Ho, Sheng-Wen Chen, Ming Chen
  • Patent number: 10730042
    Abstract: A biological detection system for detecting a liquid sample containing a plurality of target biological particles includes a capturing device including a cell structure, an inlet, an outlet, a monolithic chip, and a layer of binding agent. The monolithic chip includes a substrate and a plurality of discrete nano-sized structures which are displaced from each other and each of which extends uprightly from the substrate to terminate at a top end. The layer of binding agent is formed on the top end of each of the discrete nano-sized structures for capturing the target biological particles.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: August 4, 2020
    Assignee: CE Biotechnology, Inc.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Wei-Cheng Hsu, Ming Chen
  • Patent number: 10488322
    Abstract: A biological particle capturing and retrieving system includes a capturing device including a substrate, an isolating layer and a driving unit, and a retrieving device including a micropipette. The isolating layer includes a top surface, multiple pores, and multiple fluidic grooves indented from the top surface, arranged in a herringbone pattern, and each having a bottom surface. The pores are formed in the bottom surfaces of the fluidic grooves, and each capture a biological particle in a liquid sample. The driving unit drives the liquid sample to flow by electrowetting through the pores. The micropipette has a carrier coated with a biological particle-binding material binding with the biological particle received in a corresponding pore.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: November 26, 2019
    Assignee: CE BIOTECHNOLOGY, INC.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Ming Chen
  • Publication number: 20190001320
    Abstract: A biological detection system for detecting a liquid sample containing a plurality of target biological particles includes a capturing device including a cell structure, an inlet, an outlet, a monolithic chip, and a layer of binding agent. The monolithic chip includes a substrate and a plurality of discrete nano-sized structures which are displaced from each other and each of which extends uprightly from the substrate to terminate at a top end. The layer of binding agent is formed on the top end of each of the discrete nano-sized structures for capturing the target biological particles.
    Type: Application
    Filed: January 3, 2018
    Publication date: January 3, 2019
    Applicant: CE Biotechnology, Inc.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, Wei-Cheng Hsu, Ming Chen
  • Publication number: 20170299495
    Abstract: A biological particle capturing and retrieving system includes a capturing device including a substrate, an isolating layer and a driving unit, and a retrieving device including a micropipette. The isolating layer includes a top surface, multiple pores, and multiple fluidic grooves indented from the top surface, arranged in a herringbone pattern, and each having a bottom surface. The pores are formed in the bottom surfaces of the fluidic grooves, and each capture a biological particle in a liquid sample. The driving unit drives the liquid sample to flow by electrowetting through the pores. The micropipette has a carrier coated with a biological particle-binding material binding with the biological particle received in a corresponding pore.
    Type: Application
    Filed: March 24, 2017
    Publication date: October 19, 2017
    Applicant: CE Biotechnology, Inc.
    Inventors: Chung-Er HUANG, Sheng-Wen CHEN, Hsin-Cheng HO, Ming CHEN
  • Patent number: 9031808
    Abstract: This invention provides a system of testing multiple RF modules. The system includes a RF signal analyzer, a RF switch, a control module, and a plurality of testing modules. The RF switch is electrically coupled to the RF signal analyzer, and operational bands of the RF switch includes operational bands of the RF modules for transmitting and receiving RF signals. The controller module controls the RF signal analyzer and the RF switch. The testing modules are electrically coupled to the controller module and controlled by the controller module. Each testing module has a memorizing unit for storing testing results for the RF modules transmitting and receiving the RF signals. The RF switch and the testing modules are used to electrically couple each RF module.
    Type: Grant
    Filed: March 17, 2012
    Date of Patent: May 12, 2015
    Assignee: Azurewave Tehnologies, Inc.
    Inventors: Shih-Feng Huang, Yueh-Cheng Lee, Chung-Er Huang
  • Patent number: D983405
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: April 11, 2023
    Assignee: CYTOAURORA BIOTECHNOLOGIES, INC.
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho