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GSM手机的音频记录与回放

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针对GSM手机的音频记录与回放Feature-Rich, Complete Audio Record/Playback for GSM/GPRS Cell Phones

AUDIO CIRCUITS

Jun 24, 2005

APPLICATION NOTE 3573

Feature-Rich, Complete Audio Record/Playback for GSM/ GPRS Cell Phones
Short design cycles, coupled with PC-board area and cost pressures, continue to compel higher levels of integration in cell phone circuitry. Basic (low-tier) phone functionality is headed inexorably towards a one-chip solution. Meanwhile, in high- and mid-tier market segments in which model differentiation is critical, demand for high-performance, featurerich peripheral components become increasingly important. Given that market push and the continually evolving feature set, a complete analog and digital-audio solution optimized for GSM/GPRS cell phones would provide a solid core for ongoing design……
标签:针对手机的音频记录与回放
GSM手机的音频记录与回放
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