05543588 is referenced by 660 patents and cites 2 patents.

A handheld computing device comprises a thin enclosure having two opposing major faces. A display screen is disposed on a first one of the major opposing faces of the enclosure and a touch-sensitive object position detector input device is disposed on a second one of the major opposing faces of the enclosure. Computing device circuitry, circuitry for interfacing the touch-sensitive object position detector to the computing device circuitry, and circuitry for driving the display screen are all disposed within the enclosure.

Title
Touch pad driven handheld computing device
Application Number
115743
Publication Number
5543588
Application Date
December 3, 1993
Publication Date
August 6, 1996
Inventor
Gunter Steinbach
Palo Alto
CA, US
Timothy P Allen
Los Gatos
CA, US
Robert J Miller
Fremont
CA, US
Stephen Bisset
Palo Alto
CA, US
Agent
D Alessandro & Ritchie
Assignee
Synaptics Incorporated
CA, US
IPC
G09G 5/00
G08C 21/00
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