just for a taste..

[1]The phrase “received processed sound electrical signals” refers to the electrical signals that have been generated by the microphone and passed through the amplifier and gain control circuits, but have yet to be converted by the CODEC.

not concernd with item 1...break down #2

[2]The remainder of the disputed language[a flash memory module which operates as sole memory of the] requires that the device use only flash memory, not RAM or any other memory system, while engaging the CODEC, DSP (as applicable), and memory control functions, as well as storing the fully-manipulated data."

requires that the device use only flash memory, not RAM or any other memory system, [for] [well as] storing the fully-manipulated data."

after the AD DA compression processing

the flash is the only memory we want for storage.

doni