Another Look at Compression

• With 4:1 Compression, a V.34 Modem Can Receive Data at 115.2 kbps from the PC

• However the ~30 kbps limit of the phone system is not exceeded. Still transmit at 33.6 kbps.

115.2 kbps

33.6 kbps

~35 kbps

Maximum

Compression

in Modem

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