Number | Date | Country | Kind |
---|---|---|---|
83 04983 | Mar 1983 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3706946 | Bickford et al. | Dec 1972 | |
4285060 | Cobb et al. | Aug 1981 | |
4338574 | Fujita et al. | Jul 1982 |
Number | Date | Country |
---|---|---|
892690 | Sep 1982 | BEX |
2800242 | Jul 1978 | DEX |
2353186 | Dec 1977 | FRX |
0137309 | Aug 1983 | JPX |
Entry |
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Fujitsu, vol. 11, No. 4, Dec. 1975, Kawasaki (JP), T. Yamashita et al.: "Synchronous Phase Demodulators for High Speed Quadrature . . . ". |
Patents Abstracts of Japan, vol. 5, No. 27, 18 Feb. 1981, (e-46) (699), & JP-A-55 154 855 (Ricoh K.K.) (02-12011980). |