IP Library Granted Patent US 4,611,342
Granted Patent Utility
US 4,611,342 · App. 06/471,139

Digital voice compression having a digitally controlled AGC circuit and means for including the true gain in the compressed data

Inventors: William J. Miller, Ran-Fun Chiu, Richard Joerger, Frank W. Newdeck
Patented Case View Patent ↗
Granted: Sep 9, 1986 Filed: Mar 1, 1983
Inventors
William J. Miller
Ran-Fun Chiu
Richard Joerger
Frank W. Newdeck
Assignee (at issue)
Racal Data Communications, Inc.

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,611,342
App. No.
06/471,139
Filed
1983-03-01
Granted
1986-09-09
Kind
A