Granted Patent
Utility
US 6,810,090 · App. 09/504,097
Direct digital vestigial sideband (VSB) modulator
Inventor:
Randall Bret Perlow
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Feb 15, 2000
Inventor
Randall Bret Perlow
Assignee (at issue)
Sarnoff 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.