发明名称 |
Digital-to analog-converting method and digital-to analog converter employing common weight generating elements |
摘要 |
A digital-to-analog converter is provided for accomplishing analog output characteristics using different digital-to-analog conversion type digital signal processing schemes. A plurality of bits of a received digital signal are divided into a plurality of bit groups. A digital signal processing unit includes a plurality of bit group digital signal processors for receiving the plurality of bit groups. The plurality of digital signal processors employ one or more digital-to-analog conversion type digital signal processing schemes for generating a plurality of digital signal processed outputs. The converter adds the plurality of digital signal processed outputs to generate a composite signal processed output, and includes a weight generating unit for controlling a plurality of shared weight generating elements in response to the composite digital signal processed output to generate an analog output signal.
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申请公布号 |
US2001026234(A1) |
申请公布日期 |
2001.10.04 |
申请号 |
US20010805260 |
申请日期 |
2001.03.13 |
申请人 |
NAKAO SHIGETOSHI;HAMASAKI TOSHIHIKO |
发明人 |
NAKAO SHIGETOSHI;HAMASAKI TOSHIHIKO |
分类号 |
H03M1/68;H03M3/04;(IPC1-7):H03M1/66;H03M1/80 |
主分类号 |
H03M1/68 |
代理机构 |
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