Patent ID: 6112290
Filing Date: 2000-08-29
Classification: G06F,H04M

Abstract:
A signal processing apparatus for processing digital communication signals according to selected procedures from among a plurality of stored signal processing procedures comprising:a digital signal processor for executing signal processing of said digital communication signals according to selected procedures from among a plurality of signal procedures;a random access memory (RAM) for storing a plurality of signal procedures for use in controlling the operation of said digital signal processor (DSP) for the processing of signals according to selected procedures from among said signal procedures stored in said RAM;a read only memory (ROM) for storing the plurality of signal procedures which are to be transferred to said RAM for use in processing said digital communication signals in said digital signal processor and for use in controlling operations of a control processor (CPU); anda control processor connected in interprocessor communication with said digital signal processor for reading from said ROM said plurality of stored signal procedures, including said stored signal procedures for use in controlling operations of said control processor, and for controlling said ROM and said RAM and all devices in the signal processing apparatus, and for transferring the signal procedures from the ROM to the RAM and enabling the operation of said digital signal processor according to the signal procedures transferred from said ROM and stored in said RAM.