08018579 is referenced by 239 patents and cites 20 patents.

A three-dimensional imaging and display system is provided in which user input is optically detected in an imaging volume by measuring the path length of an amplitude modulated scanning beam as a function of the phase shift thereof. Visual image user feedback concerning the detected user input is presented.

Title
Three-dimensional imaging and display system
Application Number
11/255348
Publication Number
8018579 (B1)
Application Date
October 21, 2005
Publication Date
September 13, 2011
Inventor
Christoph H Krah
Los Altos
CA, US
Agent
Morrison & Foerster
Assignee
Apple
CA, US
IPC
G01C 3/08
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