Resources Contact Us Home
Button input apparatus with display function and portable electronic device having the same

Image Number 4 for United States Patent #7294794.

A button input apparatus with a display function, which generates a switch signal in response to a user's press, and a portable electronic device having the same. The button input apparatus includes: a plurality of lever buttons each having a transparent window in at least a portion thereof, and one fixed edge on one side of the transparent window, so that the buttons are elastically vertically flexible; a switch substrate, which is disposed below the plurality of lever buttons, including openings respectively corresponding to the transparent windows, and generating a switch signal according to a motion of any of the plurality of lever buttons via a plurality of switches disposed to respectively correspond to elastic parts of the lever buttons; and a display panel, which provides an image in an area corresponding to each of the transparent windows, at least a portion of the display panel being disposed below the plurality of lever buttons.

  Recently Added Patents
Semiconductor apparatus
Emergency call notification for network services
Method and apparatus for determining the altitude of a mobile device
Controller for internal combustion engine
Press nut
Adaptive switch mode LED system
Liquid crystal display device
  Randomly Featured Patents
Opto-magnetic recording medium
Extended idler
Pencil holder for soft baseball type hats
Golf grip
Furan containing azo dye developers
Control unit
Tire buffing machine blades having heat dissipation means
Method of improving grating test pattern for lithography monitoring and controlling
Shared internet storage resource, user interface system, and method
Efficient paging in a wireless communication system