H - Electricity – 04 – M
Patent
H - Electricity
04
M
H04M 1/00 (2006.01) H04M 1/253 (2006.01)
Patent
CA 2100705
Abstract of the Disclosure A method and apparatus for preprocessing digital voice data enroute to or from a Telephone's CODEC. The apparatus supports a CODEC directly connected to an internal bus and using a separate CODEC clock and sync signal to control transfers between a telephony link/internal bus interface and the CODEC. According to an embodiment of the present invention, an auxiliary processing device (connected to the internal bus side of the phone) is provided with means to process the digital voice information before sending it uplink or to the CODEC. This is accomplished without changing the position of the incoming voice field.
Jackson Andrew W.
Stell Larry A.
Van Nguyen Long
Fetherstonhaugh & Co.
Rolm Company
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