| 发明名称 |
DELTASIGMA D/A CONVERTER, SIGNAL PROCESSING CIRCUIT INCLUDING THE SAME, AND ELECTRONIC APPARATUS |
| 摘要 |
A ΔΣ D/A converter for converting a digital input data to an analog output signal, includes: a ΔΣ modulator configured to generate a first data by ΔΣ-modulating the digital input data; a digital filter configured to generate a second data by smoothing the first data; and a D/A converter configured to convert the second data to the analog output signal. |
| 申请公布号 |
US2015280735(A1) |
申请公布日期 |
2015.10.01 |
| 申请号 |
US201514674523 |
申请日期 |
2015.03.31 |
| 申请人 |
ROHM CO., LTD. |
发明人 |
ITO Kinji |
| 分类号 |
H03M3/00;H04R3/00;H03M1/06 |
主分类号 |
H03M3/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A ΔΣ D/A converter for converting a digital input data to an analog output signal, comprising:
a ΔΣ modulator configured to generate a first data by ΔΣ-modulating the digital input data; a digital filter configured to generate a second data by smoothing the first data; and a D/A converter configured to convert the second data to the analog output signal. |
| 地址 |
Ukyo-ku JP |
