Patents by Inventor Seog-Min Choi

Seog-Min Choi 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: 6091344
    Abstract: A communication processing device in a booth computer of a toll collecting system includes a communication firmware portion for transmitting data to and receiving data from a predetermined number of lane controllers which control equipments installed respectively in toll collection lanes and detecting and correcting errors in communication, a lane controller interface for analyzing the data transmitted from the communication firmware portion, distributing the data to various processing devices in the booth computer, and transmitting predetermined commands and data from the processing devices in the booth computer to the lane controllers through the communication firmware portion, a lower interface operating state managing portion for receiving commands on a communication operation from a user, controlling a communication state, and providing the result to the user, and a booth controller interface for transmitting to a booth controller initializing data representing the state of each lane, booth control data
    Type: Grant
    Filed: April 20, 1998
    Date of Patent: July 18, 2000
    Assignee: SamSung Electronics Co., Ltd.
    Inventors: Won-seo Park, Ho-cheol Kim, Duk-kyun Ryu, Seog-min Choi
  • Patent number: 6078895
    Abstract: A technique for showing running time by sections for a tollway includes: a unit toll collector installed at a unit toll gate of a tollway for calculating a running time of vehicles leaving the unit toll gate for each entrance toll gate; indicators installed at main points of the tollway for indicating running time by sections; and a traffic control center connected to the unit toll collector and a predetermined communication network for receiving the running time of vehicles for each entrance toll gate, averaging it to obtain the overall running time by sections, and outputting it to the indicators.
    Type: Grant
    Filed: August 20, 1998
    Date of Patent: June 20, 2000
    Assignee: SamSung Electronics Co., Ltd.
    Inventors: Duk-Kyun Ryu, Seog-Min Choi