07292229 is referenced by 184 patents and cites 37 patents.

A digitizer for user interaction via an object with an electronically refreshable display screen, the digitizer comprising: a transparent sensing arrangement of detectors located at said electronically refreshable display screen for detecting an electric field of said object, said detectors having outputs, and an arrangement of differential amplifiers associated with said outputs, thereby to apply differential detection between said outputs.

Title
Transparent digitiser
Application Number
10/649708
Publication Number
7292229 (B2)
Application Date
August 28, 2003
Publication Date
November 6, 2007
Inventor
Haim Perski
Hod Hasharon
IL
Meir Morag
Tel Aviv
IL
Assignee
N trig
IL
IPC
G06F 3/041
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