Patents for H03B 27 - Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs (744) |
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01/03/1989 | US4795988 Low distortion oscillator |
12/06/1988 | CA1246156A1 Multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs |
11/02/1988 | EP0216803A4 Digital zero-if selectivity section. |
07/06/1988 | CN87101245A 低失真振荡器 Low distortion oscillator |
03/24/1988 | WO1988002196A1 Quadrature signals generator |
09/22/1987 | US4696017 Quadrature signal generator having digitally-controlled phase and amplitude correction |
07/30/1987 | DE3601926A1 Tunable two-phase oscillator |
07/28/1987 | US4683444 Generator circuit for generating two sinusoidal signals with a phase difference of 90 degrees |
06/10/1987 | EP0225218A1 Frequency synthesis method and synthesis apparatus using this method |
05/26/1987 | US4669024 Multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs |
05/06/1987 | EP0220932A2 A multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs |
04/08/1987 | EP0216803A1 Digital zero-if selectivity section. |
10/15/1986 | EP0197708A2 Digital zero IF circuit |
10/09/1986 | WO1986005936A1 Digital zero-if selectivity section |
10/01/1986 | CN86101766A Digital zero-if selectivity section |
09/17/1986 | CN85107755A Generator circuit for generating two sinusoidal signals with a phase difference of 90 deg. |
06/18/1986 | EP0184593A1 Generator circuit for producing two quadrature sinusoidal signals |
06/11/1986 | EP0184018A2 Demodulator for a digital receiver |
02/11/1986 | US4570132 Low noise multiple crystal-controlled oscillator |
12/24/1985 | US4560957 Oscillator fine tune circuit |
11/06/1985 | EP0160484A2 FM receiver including a baseband PLL circuit |
03/19/1985 | US4506228 Digital FM detector |
04/17/1984 | US4443767 Variable phase lock control |
06/01/1983 | EP0080014A2 Digital demodulator for frequency-modulated signals |
09/07/1982 | US4348734 Converter by stored switching pattern |
05/25/1982 | CA1124338A1 Variable phase lock control |
04/27/1982 | US4327420 Polyphase reference generator |
09/09/1981 | EP0035166A1 Digital receiver |
11/04/1980 | CA1089039A1 Oscillating circuit |
06/10/1980 | CA1079379A1 Electronic arrangement for generating two alternating voltages whose phases are shiftable relative to each other |
04/01/1980 | CA1074908A1 Color subcarrier generator |
09/25/1979 | US4169248 Oscillating circuit |
05/08/1979 | US4153880 Method and apparatus for generating a high frequency rotating magnetic field |
12/05/1978 | CA1043907A1 Current pulse generator for rotating field magnetic bubble propogation |
12/05/1978 | CA1043906A1 Rotary magnetic field current pulse generating circuit for magnetic bubble propagation |
10/17/1978 | US4121243 Color subcarrier generator |
03/28/1978 | US4081855 Current pulse generator |
08/16/1977 | US4041894 Electronic arrangement for generating two alternating voltages whose phases are shiftable |
06/14/1977 | US4028979 Multiplexer for electronic musical instrument |
05/03/1977 | US4021740 Sinewave clock driver with adjustable delay |
09/28/1976 | US3983512 Current controlled electrical circuits |
05/18/1976 | US3958160 Current pulse generator |
03/02/1976 | US3942131 Low frequency two phase oscillator including variable feedback integrator circuits |
02/03/1976 | US3936773 Two-phase quadrature voltage-controlled sine-wave oscillator |