IP Library Granted Patent US 6,549,544
Granted Patent Utility
US 6,549,544 · App. 09/438,148

Method and apparatus for transmission and reception of FM in-band on-channel digital audio broadcasting

Inventors: Brian W. Kroeger, Jeffrey S. Baird
Patented Case View Patent ↗
Granted: Apr 15, 2003 Filed: Nov 10, 1999
Inventors
Brian W. Kroeger
Jeffrey S. Baird
Assignee (at issue)
iBiquity Digital Corporation

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 6,549,544
App. No.
09/438,148
Filed
1999-11-10
Granted
2003-04-15
Kind
B1