Three-dimensional imaging and display system
First Claim
Patent Images
1. A three-dimensional imaging and display apparatus comprising:
- a processor;
circuitry coupled to the processor, wherein the first circuit is configured to;
optically detect one or more user inputs in an imaging volume by measuring a path length of a modulated scanning beam as a function of a phase shift, wherein the path length of the modulated scanning beam is separately measured at a plurality of angles, wherein measuring the path length L from the phase shift φ and
the wavelength λ
wherein;
0 Assignments
0 Petitions
Accused Products
Abstract
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.
-
Citations
41 Claims
-
1. A three-dimensional imaging and display apparatus comprising:
-
a processor; circuitry coupled to the processor, wherein the first circuit is configured to; optically detect one or more user inputs in an imaging volume by measuring a path length of a modulated scanning beam as a function of a phase shift, wherein the path length of the modulated scanning beam is separately measured at a plurality of angles, wherein measuring the path length L from the phase shift φ and
the wavelength λ
wherein; - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
-
-
21. A method for detecting and providing image feedback comprising:
-
optically detecting a user input via watershed segmentation by measuring a path length of a modulated scanning beam as a function of a phase shift, wherein the path length of the modulated scanning beam is separately measured at a plurality of angles; and presenting visual images on a display area, wherein the visual images are presented in response to the user input. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
-
Specification