发明名称 [DIGITAL AUDIO RECORDING APPARATUS PROVIDING CALL LOGGING FUNCTION]
摘要 A digital audio recording apparatus having call logging function is provided. The digital audio recording apparatus is connected to a telephone set as well as an external line for automatic detecting/capturing call log information and recording audio signals therewith. Furthermore, digitized audio signals are saved in a portable storage media, e.g. a memory card, via the digital audio recording apparatus. Larger capacity and higher flexibility of data storage are thus provided, and the filing of call logs is properly managed as dialogue time is clocked.
申请公布号 US2005185772(A1) 申请公布日期 2005.08.25
申请号 US20040710122 申请日期 2004.06.21
申请人 CHEN CHIA-LI;LEE JOHNSON;HSIEH HSIANG-AN 发明人 CHEN CHIA-LI;LEE JOHNSON;HSIEH HSIANG-AN
分类号 H04L12/66;H04M1/2745;H04M1/64;H04M1/65;(IPC1-7):H04M1/64 主分类号 H04L12/66
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