| Patents for H03K 5 - Manipulating pulses not covered by one of the other main groups in this subclass (25,714) |
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| 04/04/1991 | WO1991004610A1 Signal digitizing method and system |
| 04/03/1991 | EP0419823A1 Digital time base generator with adjustable delay between two outputs |
| 04/03/1991 | EP0419768A1 Comparator with controlled output |
| 04/03/1991 | CN1050478A Fet comparator circuitry |
| 04/02/1991 | US5005193 Clock pulse generating circuits |
| 04/02/1991 | US5005190 Window system synchronizing protective circuit |
| 04/02/1991 | US5004939 CMOS-ECL converter |
| 04/02/1991 | US5004936 Non-loading output driver circuit |
| 04/02/1991 | US5004933 Phase-selectable flip-flop |
| 03/27/1991 | EP0419161A2 Clock jitter suppressing circuit |
| 03/27/1991 | EP0419078A1 Transmission lines |
| 03/27/1991 | EP0418908A1 Pulse delay circuit having two comparators |
| 03/27/1991 | EP0418819A2 Method and apparatus for modulating semiconductor laser or the like, and system using the same |
| 03/27/1991 | EP0418419A1 Two-phase clock generator |
| 03/26/1991 | US5003566 Hyperfrequency circuit comprising a dynamic divide-by-two frequency divider circuit employing single interrupt FET, buffer and inverter in a loop |
| 03/26/1991 | US5003556 Squelch circuit |
| 03/26/1991 | US5003269 Unity gain amplifier with high slew rate and high bandwidth |
| 03/26/1991 | US5003201 Option/sequence selection circuit with sequence selection first |
| 03/26/1991 | US5003196 Wave shaping circuit having a maximum voltage detector and a minimum voltage detector |
| 03/21/1991 | WO1991003879A1 Circuit for the recognition of the wanted signal in a binary signal |
| 03/21/1991 | WO1991003876A1 High-speed dynamic cmos circuit |
| 03/21/1991 | WO1991003874A1 Adjustable clock generator circuit |
| 03/21/1991 | WO1991003820A1 Transmission lines |
| 03/21/1991 | DE3930659C1 Misalignment measuring circuit for rotating shaft - ascertains time difference between displacement signal entered in selection circuit for low level and other signal |
| 03/21/1991 | DE3930345A1 Pulse generator simulating pulsed measured value signals - has binary counter with several binary outputs following clock pulse generator |
| 03/20/1991 | EP0417808A2 Phase comparator having two different comparison characteristics |
| 03/20/1991 | EP0417130A1 Low-power clocking circuits |
| 03/19/1991 | US5001731 Method and apparatus for eliminating clockskew race condition errors |
| 03/19/1991 | US5001726 Circuit for generating discrimination voltage level |
| 03/19/1991 | US5001374 Digital filter for removing short duration noise |
| 03/19/1991 | US5001364 Threshold crossing detector |
| 03/19/1991 | US5001359 Scanning circuit outputting scanning pulse signals of two or more phases |
| 03/13/1991 | EP0416409A2 Spike current reduction in CMOS switch drivers |
| 03/12/1991 | US4999526 To a pulse |
| 03/12/1991 | CA1281385C Timing generator |
| 03/12/1991 | CA1281383C Random signal isolation circuit |
| 03/07/1991 | DE3928676A1 Schaltung zur erkennung eines nutzsignals in einem binaeren signal Circuit for detecting a useful signal in a binary signal |
| 03/06/1991 | EP0415111A2 Back-up clock supply for digital systems |
| 03/06/1991 | EP0415047A2 Precision timing circuit |
| 03/05/1991 | US4998265 Method of driving a charge detection circuit |
| 03/05/1991 | US4998025 Device for generating strobe pulses with a desired timing |
| 03/01/1991 | CA2023243A1 Electrical circuits |
| 02/28/1991 | DE3928099A1 Frequency divider with selectable keying ratios - has pairs of decoded outputs for switching identical pulse, e.g. by flip=flops |
| 02/28/1991 | DE3927541A1 One out of N selection from digital trains - triggering inhibiting pulse on reaching decoder output used for selection |
| 02/27/1991 | EP0233221B1 Apparatus and method for detecting time-related faults |
| 02/26/1991 | US4996449 Output circuit having high speed operation and low power dissipation |
| 02/26/1991 | US4996448 Low power peak detector/buffer with fast charge-up time |
| 02/26/1991 | US4996443 Integrated circuit for level shift |
| 02/26/1991 | CA1280809C High speed ecl to cmos converter |
| 02/21/1991 | WO1991002409A1 Single ended sense amplifier with improved data recall from variable bit line current |
| 02/20/1991 | EP0413472A2 Switched capacitor pilot phase or magnitude detector |
| 02/20/1991 | EP0413263A2 Self-timing qualification channel |
| 02/19/1991 | US4994695 Synchronous delay line with quadrature clock phases |
| 02/19/1991 | US4994692 Quantizer system |
| 02/19/1991 | CA1280482C Circuit arrangement for time-regeneration of broadband digital signals |
| 02/13/1991 | EP0412724A2 Signal converter for converting analog signal into pulses |
| 02/13/1991 | EP0412566A2 Integrable differential amplifier |
| 02/12/1991 | US4992755 Transistor circuit |
| 02/12/1991 | US4992681 Logic level converting circuit |
| 02/12/1991 | US4992675 Adaptive threshold control circuit |
| 02/12/1991 | US4992674 Controlled slew peak detector |
| 02/07/1991 | WO1991001595A1 Multiple clock synthesizer |
| 02/07/1991 | WO1991001546A1 Error correction method and apparatus for pulse amplitude comparison systems |
| 02/07/1991 | DE3924284A1 Generating trigger pulse derived from input pulse - which is digitalised and obtained code words are sequentially compared for use as peak value |
| 02/06/1991 | EP0411776A1 Sensor driver circuit |
| 02/06/1991 | EP0293410B1 Self-timing circuit |
| 02/05/1991 | US4991141 Sense amplifier and method for sensing the outputs of static random access memory cells |
| 02/05/1991 | US4990801 Internal timing circuit for a CMOS programmable logic array |
| 02/05/1991 | US4990799 Low-hysteresis regenerative comparator |
| 02/05/1991 | CA1279914C Binary data regenerator with adaptive threshold level |
| 02/05/1991 | CA1279907C Bidirectional buffer amplifier |
| 01/30/1991 | EP0410885A2 Level-conversion semiconductor device |
| 01/30/1991 | EP0309451B1 Device to protect against interference signals |
| 01/29/1991 | US4989003 Autozeroed set comparator circuitry |
| 01/29/1991 | US4988960 FM demodulation device and FM modulation device employing a CMOS signal delay device |
| 01/29/1991 | US4988901 Pulse detecting device for detecting and outputting a pulse signal related to the slower frequency input pulse |
| 01/29/1991 | US4988895 Comparator circuit |
| 01/29/1991 | US4988892 Method and circuit for generating dependent clock signals |
| 01/23/1991 | EP0409142A2 FSK data waveform shaping circuit |
| 01/23/1991 | EP0144344B1 Ringing signal generator |
| 01/22/1991 | US4987324 High-speed CMOS buffer with controlled slew rate |
| 01/22/1991 | US4986183 Method and apparatus for calibration of electronic delay detonation circuits |
| 01/17/1991 | CA2017826A1 Error correction method and apparatus for pulse amplitude comparison systems |
| 01/16/1991 | EP0407859A1 High speed auto zero comparator |
| 01/16/1991 | EP0390800A4 Integratable phase-locked loop |
| 01/15/1991 | US4985643 Speed enhancement technique for CMOS circuits |
| 01/15/1991 | US4985640 Apparatus for generating computer clock pulses |
| 01/15/1991 | US4985639 Logic edge timing generation |
| 01/15/1991 | US4984519 Delay circuit for use in electric blasting system |
| 01/15/1991 | CA1279109C Deglitching network for digital logic circuits |
| 01/10/1991 | WO1991000650A1 Bi-cmos clock driver with reduced crossover current |
| 01/10/1991 | WO1991000649A1 Programmable delay circuit |
| 01/10/1991 | DE4019659A1 Digital equaliser with shifters - transmits input as output signal only in specified clock pulse signal flank configuration |
| 01/09/1991 | EP0407082A2 Clock generation |
| 01/09/1991 | EP0406917A1 Oscillator |
| 01/09/1991 | EP0406491A1 Noise removing circuit |
| 01/09/1991 | EP0406232A1 Method and apparatus for monitoring rotation. |
| 01/08/1991 | US4984255 Edge transition insensitive delay line system and method |
| 01/08/1991 | US4983858 Level determining circuit generating output signal at first or second output terminal according to level of input signal |
| 01/08/1991 | CA1278833C Synchronizing clock signal generator |