Patents by Inventor Dong-sik RYU

Dong-sik RYU 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: 11961551
    Abstract: A bitline sense amplifier including: an amplifier which is connected between a first sensing bitline and a second sensing bitline, and detects and amplifies a voltage difference between a first bitline and a second bitline in response to a first control signal and a second control signal; and an equalizer which is connected between a first supply line through which the first control signal is supplied and a second supply line through which the second control signal is supplied, and pre-charges the first bitline and the second bitline with a precharge voltage in response to an equalizing control signal, wherein the equalizer includes an equalizing enable transistor in which a source terminal is connected to the first supply line and performs equalizing in response to the equalizing control signal.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soo Bong Chang, Young-Il Lim, Bok-Yeon Won, Seok Jae Lee, Dong Geon Kim, Myeong Sik Ryu, In Seok Baek, Kyoung Min Kim, Sang Wook Park
  • Publication number: 20170273291
    Abstract: An insect capturing device having an imaging function for harmful insect information management, according to the present invention, comprises: a collection unit having a collection net so as to collect harmful insects, and having a passage tube, provided on one side of the collection net, through which the collected harmful insects pass; a support unit provided on the other side of the collection unit so as to support the collection unit; a capturing analyzer having an outer filter connected to the collection unit through the passage tube so as to separate moisture from air introduced with the harmful insects, an inner filter connected to the outer filter and maintaining constant temperature and humidity conditions, a capturing tube unit connected to the inner filter and having a count sensor for sensing the harmful insects having passed there through and counting the number of harmful insects, and a gathering unit connected to the capturing tube unit and having a gathering net for enabling the harmful insec
    Type: Application
    Filed: June 12, 2017
    Publication date: September 28, 2017
    Inventors: Jae-seung YOO, Long-jin JUNG, Dong-sik RYU, Jun-soo KIM