Patents for H03K 4 - Generating pulses having essentially a finite slope or stepped portions (2,412) |
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05/03/1989 | EP0314560A1 Adjustable generator for successive voltage ramps of different slopes |
05/03/1989 | EP0314461A2 Vertical deflection apparatus |
04/19/1989 | EP0312370A2 Digital oscillation apparatus |
04/12/1989 | EP0311549A2 Fast retrace circuit for a deflection amplifier in a cathode ray tube |
04/11/1989 | US4820960 Fast retrace circuit for a deflection amplifier in a cathode ray tube |
04/05/1989 | EP0310419A2 Vertical deflection circuit for cathode ray tube display device |
03/29/1989 | EP0308540A2 Oscillator circuit |
03/22/1989 | CN2034755U Multiple channel coherent signal generator |
03/21/1989 | US4815113 Method for digital slope control of output signals of power amplifiers in semiconductor chips |
03/21/1989 | US4814637 Pulse shaper |
03/14/1989 | US4812689 Incremental time delay generator |
03/09/1989 | WO1989002191A1 An incremental time delay generator |
03/01/1989 | EP0305187A2 A digital frequency synthesiser |
02/21/1989 | US4806881 Multi-channel modulated numerical frequency synthesizer |
02/21/1989 | US4805465 Arrangement for the production of straight-line symmetrical signals |
02/21/1989 | CA1250350A1 Signal generator producing pulses with sloping edges |
02/14/1989 | US4804863 Method and circuitry for generating reference voltages |
02/08/1989 | EP0302548A2 Circuit for generating a trapezoidal current waveform with matched rise and fall times |
02/07/1989 | US4803381 Bias current compensating circuit, particularly for saw-tooth wave generators |
02/01/1989 | EP0301633A1 Field deflection circuit in a picture display device |
02/01/1989 | CN1030834A Bus transmitter having controlled trapezoidal slew rate |
01/31/1989 | US4801852 CRT horizontal deflection circuit enabling horizontal sweep width adjustment with stabilized EHT output |
01/31/1989 | US4801816 Generator of periodial signals, in particular for switch-mode power supplies |
01/17/1989 | US4798973 High frequency charge pump/integrator circuit |
01/10/1989 | US4797579 CMOS VLSI output driver with controlled rise and fall times |
01/04/1989 | EP0297932A2 Bus transmitter having controlled trapezoidal slew rate |
01/04/1989 | EP0297476A2 Vertical deflection circuit for kinescope yokes, with flyback voltage generator |
01/03/1989 | US4795948 Video display apparatus |
01/03/1989 | US4795901 Analog triangular wave output encoder |
12/28/1988 | EP0296967A2 Amplifier for voltage or current to frequency converter |
12/28/1988 | EP0296966A2 Triangle waveform generator for pulse-width amplitude multiplier and associated method |
12/28/1988 | EP0296668A1 Relaxation oscillator |
12/20/1988 | US4792705 Fast switching charge pump |
12/06/1988 | US4789796 Output buffer having sequentially-switched output |
11/30/1988 | CN88102841A Horizontal deflection circuit for video display monitor |
11/22/1988 | US4786877 Amplifier for voltage or current to frequency converter |
11/17/1988 | WO1988004865A3 Digital-to-time converter |
11/17/1988 | EP0291318A2 Horizontal deflection circuit for video display monitor |
11/15/1988 | US4785262 Pulse generator producing pulses having a width free from a power voltage and a threshold voltage of an inverter used therein |
11/15/1988 | US4785203 Buffer circuit having decreased current consumption |
10/12/1988 | EP0142171B1 Frequency comparing circuit |
10/05/1988 | EP0285200A1 Circuit for line deflection and voltage generation |
09/27/1988 | US4774439 Horizontal deflection stage |
08/31/1988 | EP0280170A2 Generator of periodic signals, in particular for switch-mode power supplies |
08/31/1988 | EP0280125A2 Line deflection circuit for various line frequencies |
08/31/1988 | EP0279993A2 A circuit for removing unwanted temporal portions of a voltage varying signal |
08/23/1988 | US4766328 Programmable pulse generator |
08/17/1988 | EP0278045A2 Number controlled modulated oscillator |
08/03/1988 | EP0276449A1 Process for the production of a triangular tension |
07/27/1988 | EP0275272A1 Circuit for producing a vertical scanning current |
07/26/1988 | US4760319 Circuit for removing unwanted slope transitions from an incoming signal |
07/12/1988 | US4757280 NPN transistor RC oscillator |
07/06/1988 | EP0273497A1 Circuit for producing a periodic, essentially parabolic signal |
07/05/1988 | US4755727 Field deflection circuit for use in a picture display device |
06/30/1988 | WO1988004865A2 Digital-to-time converter |
06/30/1988 | DE3644347A1 Method for operating a light-emitting diode |
06/29/1988 | EP0272744A2 Circuit arrangement with a high voltage bipolar transistor |
06/22/1988 | EP0271959A2 High voltage power transistor circuits |
06/14/1988 | US4751402 Device for generating a signal having a complex form by linear approximations |
06/07/1988 | US4750061 Amplitude limiter circuit |
05/31/1988 | US4748640 Digital circuit with band limiting characteristics for modem |
05/31/1988 | US4748505 Synchronizing circuit and sawtooth generator for the field deflection in a picture display device |
05/31/1988 | CA1237532A1 Resonant switching apparatus using a cascode arrangement |
05/24/1988 | US4746880 Number controlled modulated oscillator |
05/24/1988 | US4746842 Circuit arrangement for generating a sawtooth-shaped signal for the field deflection in a picture display device |
05/17/1988 | CA1236925A1 Drive circuit for multiple scan rate horizontal deflection circuit |
05/04/1988 | EP0265986A1 Field deflection circuit in a picture display device |
05/04/1988 | EP0265637A2 Pulse shaper |
05/03/1988 | US4742331 Digital-to-time converter |
05/03/1988 | US4742315 Integrated NMOS circuit |
04/27/1988 | EP0264662A1 Circuit arrangement for generating a deflection current provided with means for initializing a fast flyback |
04/27/1988 | EP0264470A1 Method for digital control of the output signal edge steepness of LSI semiconductor chip power amplifiers designated for use in a computer |
04/26/1988 | US4740995 Variable frequency sinusoidal signal generator, in particular for a modem |
04/06/1988 | EP0262164A1 System for producing an alternating voltage. |
04/06/1988 | CN85101792B Monolithic integrated resistance-capacitance oscillator |
04/05/1988 | US4736389 Technique for synthesizing the modulation of a time varying waveform with a data signal |
03/16/1988 | EP0259941A1 Timebase generator with improved linearity and recovery time |
03/01/1988 | US4728813 Timebase generator with improved linearity and recovery time |
02/24/1988 | EP0256700A2 Apparatus for synthesizing the modulation of a time varying waveform with a data signal |
01/27/1988 | EP0254573A2 Horizontal deflection stage |
01/19/1988 | US4720852 Monolithically integratable telephone circuit for generating control signals for displaying the telephone charges to a subscriber |
01/14/1988 | WO1988000411A1 Circuit for producing a vertical scanning current |
01/14/1988 | DE3622644A1 Schaltungsanordnung zur erzeugung eines vertikal-ablenkstromes Circuit arrangement for generating a vertical deflection current |
01/12/1988 | US4719393 Deflection amplifier |
01/12/1988 | CA1231397A1 Waveform shaping apparatus |
01/05/1988 | US4717995 Procedure for converting direct electrical energy into alternating electrical energy |
01/05/1988 | US4717848 Electronic circuits and signal generator using them |
01/05/1988 | CA1231181A1 Resonant magnetic deflection circuit |
12/30/1987 | CN87203225U Electrotherapeutic machine for modulating square wave into trapezoidal |
12/22/1987 | US4714900 Current output circuit having well-balanced output currents of opposite polarities |
12/16/1987 | EP0249055A2 Power amplifiers for driving inductive loads |
12/16/1987 | EP0249026A2 Even-symmetry signals acquisition device |
12/09/1987 | EP0248754A2 Procedure and device for the conversion of electrical energy from direct into alternating |
12/08/1987 | US4712186 Method of determining rotary speed of a rotating element in a braking effort regulation system |
11/24/1987 | US4709159 Capacitance multiplier circuit |
11/19/1987 | EP0245941A2 Power as required beam deflection system for CRT displays with raster supply switching |
11/17/1987 | US4707640 Horizontal deflection output circuit |
11/10/1987 | US4705961 Programmable sweep generator |
11/04/1987 | EP0243878A1 Integrated NMOS circuit arrangement |
10/21/1987 | EP0242124A1 Vertical deflection circuit |