"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 5708968 | Channel segregation method The minimum CIR value that permits a channel allocation to a call is defined as a threshold value .LAMBDA.c1 and a CIR value a little larger than it is defined as a threshold value .LAMBDA.c2. The CIR value in each idle channel is me... | 01/13/1998 |