04654867 is referenced by 209 patents and cites 39 patents.

A data message transmission system for a cellular radiotelephone system is disclosed. Data to be transmitted is converted into a format compatible with radio transmission prior to transmission. The data is reconverted to its original format following reception. Handoff is accomplished by halting the data transmission prior to handoff and resuming data transmission after handoff. Call supervision occurs via busy-idle bit coding.

Title
Cellular voice and data radiotelephone system
Application Number
630481
Publication Number
4654867
Application Date
August 11, 1986
Publication Date
March 31, 1987
Inventor
Daniel F Tell
Deerfield
IL, US
Dennis R Schaeffer
Buffalo Grove
IL, US
Jeffrey D Bonta
Mount Prospect
IL, US
Gerald P Labedz
Chicago
IL, US
Agent
Rolland R Hackbart
Raymond A Jenski
Assignee
Motorola
IL, US
IPC
H01Q 7/04
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