Patents
Patents for H03K 25 - Pulse counters with step-by-step integration and static storage; Analogous frequency dividers (130)
04/2005
04/27/2005CN1610257A High-frequency various selective pre-removing device
03/2005
03/30/2005CN2689593Y Charging impulsing generator, exposuring generators
03/2004
03/23/2004US6710633 Method and arrangement for frequency generation
02/2004
02/05/2004US20040022347 State machine, counter and related method for gating redundant triggering clocks according to initial state
03/2003
03/06/2003US20030043024 Method and arrangement for frequency generation
01/2000
01/19/2000CN2359835Y Multifunction digital display instrument
11/1999
11/02/1999US5978194 Device and method for counting flanks of electrical pulses
08/1999
08/25/1999CN1227016A Device and method for counting flankes of electric pulses
05/1999
05/19/1999EP0916188A1 Device and method for counting flanks of electric pulses
02/1998
02/12/1998WO1998006178A1 Device and method for counting flanks of electric pulses
01/1997
01/23/1997DE19526878A1 Frequency dividing method with operational amplifier as multivibrator
07/1991
07/16/1991US5033069 Multistate device for electronic counting
09/1990
09/25/1990US4959616 For generating a periodic wave form data
09/19/1990EP0388313A2 Coherent direct digital synthesizer
08/1990
08/21/1990US4951004 Coherent direct digital synthesizer
04/1989
04/19/1989EP0312370A2 Digital oscillation apparatus
12/1982
12/21/1982US4365174 Pulse counter type circuit for power-up indication
11/1982
11/02/1982CA1134917A1 Ac to dc converter for antiskid system
03/1981
03/31/1981US4259600 Integrated insulated-gate field-effect transistor control device
01/1981
01/06/1981US4243940 AC to DC converter for antiskid systems
12/1980
12/16/1980US4239983 Non-destructive charge transfer device differencing circuit
09/1980
09/17/1980EP0015446A1 Non-destructive charge transfer device differencing circuit
04/1980
04/29/1980US4200812 Frequency converter delivering constant width output pulses within variable duty cycles
12/1979
12/11/1979US4178520 Binary frequency divider stages
11/1978
11/21/1978US4126795 Timing unit
11/07/1978US4124806 Electronic device for the production of signals of an amplitude greater than the amplitude of a given periodic signal
10/1978
10/10/1978US4119867 Frequency division circuit
01/1977
01/18/1977US4004163 Time delay, charge, transfer circuit
09/1976
09/28/1976US3983411 Frequency divider
06/1976
06/01/1976US3961258 Pulse time interval measuring system
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