Patents by Inventor Alfred Leung

Alfred Leung 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).

  • TV graphical user interface providing selection among various lists of TV channels
    Patent number: 6175362
    Abstract: A TV graphical user interface (GUI) in a satellite TV system enables users to create customized lists of TV channels. Everyday, favorite and theme lists may be generated to respectively combine TV channels being watched regularly, favorite TV channels and channels relating to particular subjects. An oval list name object is arranged on a screen to indicate the name of the currently selected list of TV channels. The users may click on the list name object to make their selection among various TV channel lists available in the TV system. In a channel changer mode, the TV GUI displays a graphical channel changer composed of channel boxes that show numbers and logos of TV channels in the currently selected list. To switch the TV set to a required TV channel, the user clicks on the graphical channel box that indicates the required channel. In a program guide mode, a list of TV programs may be provided based on the channel changer.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: January 16, 2001
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kevin Harms, Alfred Leung, Dimitry Nasledov, Michael Deacon