Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Passive environmental sensing

Passive environmental sensing

US Patent 8564435 · Granted Oct 22, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Systems and methods for RFID positioning2024
Systems and methods for RFID positioning2023
Method and apparatus for location determination using reflected interferometry2016
Multi-antenna signaling scheme for low-powered or passive radio communications2016
Systems and methods for providing a power optimized waveform2015
Thin flexible radio frequency identification tags and subsystems thereof2010
Electro-magnetic propagation modeling2008
Low cost compact electronically scanned millimeter wave lens and method2000
Phase-locked receiver with derived reference frequency1984