Zero-power receiver

Patent Number:	9,460,321
Issued:	October 4, 2016
Official Filing:	View the Complete Patent at the US Patent & Trademark Office
Technology:	Zero-Power Radio Receiver
Abstract:	An unpowered signal receiver and a method for signal reception detects and responds to very weak signals using pyroelectric devices as impedance transformers and/or demodulators. In some embodiments, surface acoustic wave devices (SAW) are also used. Illustrative embodiments include satellite and long distance terrestrial communications applications.
Application Number:	14/464,634
Filed:	August 20, 2014
Current U.S. Class:	1/1;
Current International Class:	H03D 1/00 (20060101); H04L 27/06 (20060101); G01J 5/34 (20060101); G06K 7/10 (20060101); G06K 19/07 (20060101); H03H 9/64 (20060101); H03H 9/56 (20060101); G06K 7/00 (20060101);
Field of Search:	;329/347 ;250/339.02,338.3,336.1,208.2 ;600/476
Government Interests:	STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under Contract No. DE-AC04-94AL85000 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.