Granted Patent
Utility
US 6,658,064 · App. 09/387,369
Method for transmitting background noise information in data transmission in data frames
Inventors:
Jani Rotola-Pukkila, Hannu Mikkola, Pekka Kapanen, Janne Vainio
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Aug 31, 1999
Inventors
Jani Rotola-Pukkila
Hannu Mikkola
Pekka Kapanen
Janne Vainio
Assignee (at issue)
Nokia Mobile Phones Ltd.
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.