| 发明名称 |
I/Q DEMODULATOR AND I/Q DEMODULATION METHOD |
| 摘要 |
PROBLEM TO BE SOLVED: To provide an I/Q demodulator that conducts I/Q demodulation processing by decreasing the number of required analog/digital components with a simple hardware configuration. SOLUTION: By combining three output signals P1, P2, P3 of three power detectors, two distribution signals are generated and fed to a digital processing circuit 73 to obtain an I/Q value. |
| 申请公布号 |
JP2002141961(A) |
申请公布日期 |
2002.05.17 |
| 申请号 |
JP20010270941 |
申请日期 |
2001.09.06 |
| 申请人 |
SONY INTERNATL EUROP GMBH;SONY CORP |
发明人 |
BRANCOVIC VESELIN;KRUPEZEVIC DRAGAN;RATNI MOHAMED;ABE MASAMI;SASHO NOBORU |
| 分类号 |
H03D1/00;H03D1/22;H03D3/00;H03D9/04;H04B1/30;H04L27/22;H04L27/38 |
主分类号 |
H03D1/00 |
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