| Subject | English | Japanese |
| pwr.lines. | adaptive differential pulse code modulation | 適応差分パルス符号変調 |
| pwr.lines. | adaptive differential pulse code modulation | 適応形差分パルス符号変調 |
| comp. | n adaptive differential pulse-code modulation | 適応的差分パルス符号変調 |
| comp. | n adaptive differential pulse-code modulation | ＡＤＰＣＭ |
| el. | differential pulse code modulation | 差分パルス符号変調 |
| radio | hybrid differential pulse code modulation | ハイブリッド差分パルス符号変調 |