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US 9,219,805 B2Granted
Memory system for portable telephone
AssigneeRenesas Electronics Corporation
InventorsTakayuki Shinohara, Masatoshi Kimura
Life of this patent
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Abstract
A memory system is constituted of a file storage flash memory storing a control program required for a control portion and a large amount of data, and a random access memory storing a program used by the control portion and functioning as a buffer memory for received data. Thus, a memory system for a portable telephone capable of storing a large amount of received data at high-speed and allowing reading of the stored data at high-speed is provided.
Claims12
A mobile apparatus configured to connect with an internet by radio, comprising:
- an antenna;
- an RF circuit configured to receive an audio signal data including music signal data via the antenna;
- a signal processing unit including an audio processing unit, configured to process the audio signal;
- a micro processing unit configured to control the signal processing unit;
- a NAND flash memory configured to store program data for controlling the micro processing unit and the audio signal data;
- a volatile memory configured to be used as a working area for the micro processing unit;
- and
- a speaker configured to output an analogue audio data based on the audio signal data.
5 more elements
Dependencies are inferred from the claim text.