Research/Patents/US 5084687
US 5084687Tier 1 — UAP Program Assignee

SURFACE ACOUSTIC WAVE ENDODER/DECODER

Assignee

Northrop

Filed as: NORTHROP GRUMMAN CORPORATION

Filed

Dec 3, 1979

Granted

Jan 28, 1992

Location

ELKRIDGE MD US

Abstract

A unitary surface acoustic wave device for continuous quadraphase coding of a high amplitude video impulse with provisions for controlling the rise and fall times of such impulse.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Jun 15, 1982

Rescinded

Jun 4, 1991

Duration

8 years, 11 months

Inventor

  • 1CHRISTOPHER R. VALE
Back to patent indexSource: USPTO 35 USC §181 secrecy order records