Mobile audio platform architecture and method thereof
AssigneeMacronix International Co., Ltd.
InventorsAdam Chang, Dang-Hsing Yiu
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Abstract
A mobile communications device includes a host processor, a host interface coupled to the host processor, a mobile audio platform unit coupled to the host processor for processing a first signal and transferring the processed first signal to the host processor via the host interface, and an input device coupled to the mobile audio platform unit for providing the first signal for processing, wherein the mobile audio platform unit includes a firmware for multi-platform applications.
Claims25
A mobile communications device, comprising:
- a host processor;
- a host interface coupled to the host processor;
- a mobile audio platform unit coupled to the host processor for processing a first signal and transferring the processed first signal to the host processor via the host interface;
- and
- an input device coupled to the mobile audio platform unit for providing the first signal for processing,
- wherein the mobile audio platform unit includes a firmware for multi-platform applications.
A cellular phone, comprising:
- a host processor for providing a digital signal;
- a mobile audio platform unit coupled to the host processor for receiving and processing the digital signal;
- and
- an output device for receiving and outputting the processed signal as an analog signal,
- wherein the mobile audio platform unit is capable of performing a plurality of audio signal processing functionalities.
A cellular phone, comprising:
- a host processor;
- a mobile audio platform unit coupled to the host processor;
- an input device for providing an input signal to the mobile audio platform unit;
- and
- an output device coupled to the mobile audio platform unit,
- wherein the mobile audio platform unit processes the input signal and provides the processed input signal to the output device, and wherein the output device outputs the processed input signal.
A method of signal processing in a mobile communications device, comprising:
- providing a host processor;
- providing a host interface coupled to the host processor;
- providing a mobile audio platform unit coupled to the host processor;
- processing a first signal and transferring the processed first signal to the host processor via the host interface;
- and
- providing the first signal to the mobile audio platform unit for processing,
- wherein the mobile audio platform unit includes a firmware for multi-platform applications.
A communication device comprising:
- an interface to output and receive signals;
- a first processor coupled to the interface to process signals to and from the interface;
- a second processor coupled to the first processor to at least provide protocol processing and user interface functions;
- a first memory to store firmware associated with first processor;
- and
- a second memory to store firmware associated with the second processor.
A mobile communications device, comprising:
- a mobile audio platform unit;
- and
- an interface coupled to the mobile audio platform unit for providing a first signal to the mobile audio platform unit for processing,
- wherein the mobile audio platform unit includes a firmware for multi-platform applications.
Dependencies are inferred from the claim text.