Inventor
BARBER RUSSELL E
US3 patents
Patents
3 patentsUS5959531ASep 28, 1999
Optical interface between receiver and tag response signal analyzer in RFID system for detecting low power resonant tags
CHECKPOINT SYSTEMS INC178 citations96
US5955950ASep 21, 1999
Low noise signal generator for use with an RFID system
CHECKPOINT SYSTEMS INC96 citations96
US6166706ADec 26, 2000
Rotating field antenna with a magnetically coupled quadrature loop
CHECKPOINT SYSTEMS INC134 citations95