Patents
Sitemap › H03 - Basic electronic circuitry › H03K - Pulse technique › H03K 5 - Manipulating pulses not covered by one of the other main groups in this subclass
Patents for H03K 5 - Manipulating pulses not covered by one of the other main groups in this subclass (25,714)
01/1991
01/03/1991DE3920431A1 Digital signal monitoring circuit - uses clock pulse signal as digital signal, and phase control circuit
01/02/1991EP0405355A1 Device for detecting a signalling constituted of a continuous train of same value binary elements
01/02/1991EP0405319A1 Delay circuit having stable delay time
01/02/1991CN1011109B Telecommunication system comprising bus conductor and telecommunication stations connected to this bus conductor through transformers
01/01/1991US4982387 Digital time base with differential period delay
01/01/1991US4982119 Comparator with latch circuit
01/01/1991US4982117 Address transition detector circuit
01/01/1991US4982115 Digital signal direction detection circuit
12/1990
12/27/1990EP0404476A2 Comparator circuitry
12/27/1990EP0404125A2 Booster circuit
12/27/1990EP0404124A2 Charge pump having pull-up circuit operating with two clock pulse sequences
12/26/1990CN1048122A Internal voltage transducer of semiconductor integrated circuit
12/26/1990CN1011013B Sample-and-hold-stage and its use in parallel a/d converters
12/25/1990US4980770 Logic signals generating and sequencing circuit for charge transfer device
12/25/1990US4980585 Method and apparatus for synthesizing digital waveforms
12/25/1990US4980583 CMOS level shift circuit with active pull-up and pull-down
12/25/1990US4980581 Differential ECL bus tri-state detection receiver
12/20/1990DE4006306A1 Innerer spannungswandler in einer integrierten halbleiterschaltung Internal voltage converter in an integrated semiconductor circuit
12/18/1990US4979194 Circuit for generating pulse having predetermined time period width based on trigger signal
12/18/1990US4979189 Self-timing qualification channel
12/13/1990WO1990015482A1 Dual state phase detector having frequency steering capability
12/13/1990WO1990015480A1 Method and circuit for generating dependent clock signals
12/13/1990DE4018615A1 Frequency converter for quadrature modulator or demodulator
12/13/1990DE4018614A1 Frequency converter for quadrature modulator or demodulator
12/12/1990EP0401771A2 Circuit arrangement for frequency conversion
12/11/1990US4977402 Nonhysteretic periodic-threshold SQUID comparator and A/D converter
12/11/1990US4977340 Device for protecting an electrical circuit against interference pulses
12/05/1990EP0400969A1 Circuitry for processing an analog signal obtained by scanning a bar code
12/05/1990EP0400908A2 Line Driver
12/05/1990EP0400730A2 Zero crossing detector arrangements
12/05/1990EP0400372A2 CMOS/ECL converter
12/04/1990US4975596 Automatically stabilized latched differential comparator with single clock
12/04/1990US4974916 Integratable circuit arrangement for delaying pulse-shaped signals
11/1990
11/28/1990EP0399226A2 Voltage clamping circuit
11/27/1990US4974240 Charge-coupled device floating diffusion output reset
11/27/1990US4973915 Feed forward differential equalizer for narrowing the signal pulses of magnetic heads
11/27/1990CA1277000C Data transmission system comprising smearing filters
11/22/1990EP0398751A2 Negative feedback circuit to control the duty cycle of a logic system clock
11/22/1990EP0398098A2 Output buffer for reducing switching induced noise
11/21/1990CN1010538B Device for detecting bit phase difference
11/20/1990US4972518 Data processor
11/20/1990US4972517 Driver circuit receiving input voltage and providing corresponding output voltage
11/20/1990US4972432 Multiplexed synchronous/asynchronous data bus
11/20/1990US4972103 Accelerated switching input circuit
11/20/1990US4972095 Binary digitizer circuit for voltages developed across induction coil
11/19/1990CA2017102A1 Output buffer for reducing switching induced noise
11/18/1990CA2016684A1 Negative feedback circuit to control the duty cycle of a logic system clock
11/14/1990EP0397268A1 Integrated circuit comprising a signal level converter
11/14/1990EP0397198A2 Transfer strobe time delay selector and method
11/13/1990US4970419 Low-noise transmission line termination circuitry
11/13/1990US4970413 VBB-feedback threshold compensation
11/13/1990US4970405 Clock selection circuit for selecting one of a plurality of clock pulse signals
11/13/1990CA1276252C Telecommunication system with means to maintain unchanged in bus-connecting station transformers the core magnetization at instant of pulse termination
11/07/1990EP0396486A1 Receiver and level converter circuit
11/07/1990EP0395881A1 Voltage boosting circuits for dynamic memories
11/07/1990CN1046821A Wordline voltage boosting circuits for complementary mosfet dynamic memories
11/06/1990US4968907 Digital delay generator
10/1990
10/31/1990EP0395387A2 Display drive circuit
10/31/1990EP0395118A1 Analog signal delay circuit
10/31/1990EP0394861A2 Digital filter logic
10/30/1990US4967110 Master-slice type integrated circuit including macrocells associated with delay circuit
10/30/1990US4967099 Low level clamp circuit
10/30/1990CA1275707C Descrambling apparatus which produces a descrambling control pulse
10/24/1990EP0394166A2 Method for operating a programmable delay circuit and programmable delay circuit
10/24/1990EP0393728A2 Current switching digital-to-analog converter
10/24/1990EP0393716A2 Delay circuit
10/24/1990EP0393282A2 Signal conditioning circuits
10/24/1990EP0393027A1 Sense amplifier.
10/24/1990CN1046421A Improvements in gate pulse generator for static var compensator
10/24/1990CN1010146B Improvement scheme of time delay circuit
10/23/1990US4965815 Phase detection circuit for stepwise measurement of a phase relation
10/23/1990US4965474 Glitch suppression circuit
10/23/1990US4965471 BI-CMOS clock driver with reduced crossover current
10/23/1990US4965469 Input circuit operable under different source voltages in semiconductor integrated circuit
10/23/1990US4965468 High resolution, fully differential CMOS comparator
10/23/1990US4965464 Power amplifier circuit for integrated digital circuits
10/18/1990WO1990012324A1 Voltage selector and comparator used therewith
10/17/1990EP0392458A2 Improvements in gate pulse generator for static var compensator
10/17/1990EP0392182A2 Method and circuit for monitoring a continuous flow of time markings
10/17/1990CN1046251A Method and apparatus for reducing noise on signal encodable on plurality of predetermined levels
10/16/1990US4963872 Method and arrangement for generating a mean-value-free binary signal
10/16/1990US4963817 Method and apparatus for detecting a phase difference between two digital signals
10/16/1990US4963765 High speed CMOS transition detector circuit
10/16/1990CA1275309C Low jitter digital delay generator
10/11/1990DE3910958A1 Regenerating-type pulsed driver
10/10/1990EP0391363A2 System for detecting voltage pulses of a particular magnitude
10/10/1990EP0390859A1 Low power voltage clamp circuit.
10/10/1990EP0390800A1 Integratable phase-locked loop.
10/09/1990US4962470 Crankshaft pulse position developing apparatus having a synchronous digital filter
10/09/1990US4962343 Signal transmission circuit
10/09/1990US4962323 High speed auto zero comparator
10/09/1990CA1275149A2 Pulse amplifier suitable for use in the semiconductor laser driving device
10/04/1990DE3910508A1 Method and device for measuring a time period
10/03/1990EP0390645A1 Method of/and device for noise reduction on a codable multi-predetermined level signal
10/03/1990EP0390562A2 Driver circuit for providing pulses having clean edges
10/03/1990EP0390453A2 Circuitry and method for providing an output signal indicative of the time delay between two asynchronous clock signals
10/03/1990EP0390250A1 Phase detectors
10/03/1990EP0390226A1 Jitter absorption circuit
10/03/1990EP0389936A2 Level and edge sensitive input circuit
10/02/1990US4961014 Filter circuit utilizing reversible counter for generating a satisfactory hysteresis
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