The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2013
Filed:
Apr. 04, 2011
Applicants:
Hideo Iizuka, Ann Arbor, MI (US);
Nader Engheta, Berwyn, PA (US);
Hisayoshi Fujikawa, Seto, JP;
Inventors:
Assignee:
Toyota Motor Engineering & Manufacturing North America, Inc., Erlanger, KY (US);
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/33 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acousto-optic laser beam scanner of improved scanning angle scope is provided by introducing a controllable compound acoustic waveform into a light transmissive body wherein at least binary and binary diffraction grating patterns of both positive and negative sense can be introduced into the body, the period of the waveform determining the refraction angle magnitude and the order of the pulses determining the refraction angle direction.