Research/Patents/US 6215439
US 6215439

EMITTER IDENTIFICATION FROM RADIO SIGNALS USING FILTER BANK ALGORITHM

Assignee

GTE GOVERNMENT SYSTEMS CORPORATION

Filed

Dec 7, 1990

Granted

Apr 10, 2001

Location

GAITHERBURG MD US

35 USC §181 Secrecy Order

Imposed

Jun 24, 1991

Rescinded

Aug 2, 2000

Duration

9 years, 1 month

Inventor

  • 1TIMOTHY A. GELDART
Back to patent indexSource: USPTO 35 USC §181 secrecy order records