| Patents for H03K 5 - Manipulating pulses not covered by one of the other main groups in this subclass (25,714) |
|---|
| 11/04/1980 | US4232267 Digital signal selective circuit |
| 11/04/1980 | US4232188 Circuit arrangement for receiving simplex and duplex current telegraph characters |
| 10/29/1980 | EP0017966A1 Apparatus for evaluating physiological, essentially periodical pulse trains |
| 10/29/1980 | EP0017730A1 Differential amplifier with feedback |
| 10/28/1980 | US4231104 Generating timing signals |
| 10/28/1980 | US4230958 Loss of clock detector circuit |
| 10/28/1980 | US4230951 Wave shaping circuit |
| 10/21/1980 | US4229702 Circuit for detecting the relative occurrence of one signal among a plurality of signals |
| 10/21/1980 | US4229701 Pulse order recognition circuit |
| 10/21/1980 | US4229699 Multiple clock selection system |
| 10/21/1980 | US4229669 Tight tolerance zero crossing detector circuit |
| 10/21/1980 | US4229668 Transistor circuit having a plurality of CMOS circuits |
| 10/21/1980 | US4229666 Audio detector circuit |
| 10/15/1980 | EP0017479A1 Memory refresh control apparatus |
| 10/14/1980 | CA1087705A1 Detection circuit for a bi-directional, self-imaging grating detector |
| 10/07/1980 | US4227251 Clock pulse regenerator |
| 10/07/1980 | CA1087257A2 Signal limit detection circuit |
| 10/01/1980 | EP0016503A1 Waveform correction circuit |
| 09/30/1980 | US4225896 Crest firing means |
| 09/30/1980 | US4225877 Integrated circuit with C-Mos logic, and a bipolar driver with polysilicon resistors |
| 09/30/1980 | US4225824 Frequency adjusting circuit |
| 09/30/1980 | US4225795 Coincidence circuit for a protective relay circuit |
| 09/23/1980 | US4224574 Digital frequency quadrupler |
| 09/17/1980 | EP0015554A1 Comparator circuit |
| 09/16/1980 | US4223237 Trigger pulse forming circuit |
| 09/16/1980 | US4223184 Minimum break/make pulse corrector |
| 09/09/1980 | US4222117 Data pulse receiver arrangement |
| 09/09/1980 | US4221979 Non-inverting buffer circuits |
| 09/03/1980 | EP0015070A1 Sense amplifier circuit |
| 09/02/1980 | US4220877 Temperature compensated switching circuit |
| 09/02/1980 | US4220873 Temperature compensated switching circuit |
| 09/02/1980 | CA1085001A1 Control pulse generators |
| 08/26/1980 | US4219839 Amplitude comparator with a differential amplifier |
| 08/26/1980 | US4219745 Backlash filter apparatus |
| 08/26/1980 | US4219743 Buffer circuit |
| 08/26/1980 | CA1084630A1 Stretch and stall clock |
| 08/21/1980 | WO1980001745A1 Semiconductor circuit for voltage conversion |
| 08/19/1980 | US4218658 Non-contemporaneous logic element and method for synthesizing a condition which represents a sequence |
| 08/19/1980 | CA1084125A2 Solid state relay |
| 08/12/1980 | US4217553 Dynamic slicing compensation for attenuated signals in pulse width modulation |
| 08/12/1980 | US4217505 Monostable multivibrator |
| 08/12/1980 | CA1083722A1 Apparatus for generating pulse width modulated waves |
| 08/06/1980 | EP0013710A1 Push-pull driver, the output of which may be directly connected to the outputs of other drivers |
| 08/05/1980 | US4216393 Drive circuit for controlling current output rise and fall times |
| 08/05/1980 | US4216390 Level shift circuit |
| 08/05/1980 | US4216388 Narrow pulse eliminator |
| 08/05/1980 | CA1083234A1 Amplifier arrangement |
| 07/29/1980 | US4215314 Dephaser circuit |
| 07/29/1980 | CA1082781A2 Window comparator |
| 07/22/1980 | US4214270 Digital vertical sync signal separator |
| 07/15/1980 | US4213103 Circuit for detecting and controlling simultaneous conduction of two switches connected in series |
| 07/15/1980 | CA1081803A1 Optimal driver for lsi |
| 07/15/1980 | CA1081800A1 Variable pulse width signal generator |
| 07/15/1980 | CA1081788A1 Signal transition detector |
| 07/09/1980 | EP0012839A1 Method and device for adjusting the different time delays of semiconductor chips by changing the working voltage |
| 07/09/1980 | EP0012792A1 Josephson-contacts digital current amplifier |
| 07/08/1980 | US4211942 Voltage comparator provided with capacitively cascade-connected inverting amplifiers |
| 07/08/1980 | CA1081330A1 Analog comparator |
| 07/01/1980 | US4210822 Touch control switch |
| 06/25/1980 | EP0012185A1 Test circuit for synchronously operating clock generators |
| 06/24/1980 | US4209835 Pulse repetition interval autocorrelator system |
| 06/24/1980 | US4209715 Logic circuit |
| 06/17/1980 | US4207792 Tri-state encoding circuit for electronic musical instrument |
| 06/17/1980 | CA1079830A1 Monitoring identified electrical switch contacts |
| 06/11/1980 | EP0011975A1 A semiconductor element in an EPROM bootstrap circuit |
| 06/11/1980 | EP0011863A1 Current controller for an electrical load |
| 06/11/1980 | EP0011647A1 Delay circuit |
| 06/10/1980 | CA1079361A1 Transmitter processing apparatus (articulation enhancer and noise excluder for single-sideband transmitter) |
| 06/03/1980 | US4206368 Signal isolating technique |
| 05/28/1980 | EP0011534A1 Method and apparatus for processing analog, in particular pseudoperiodic signals |
| 05/27/1980 | US4205273 Pulse signal amplifier |
| 05/20/1980 | US4204170 Impulse noise limiter circuit |
| 05/14/1980 | EP0010599A1 Shift register latch circuit operable as a D-type edge trigger and counter comprising a plurality of such latch circuits |
| 05/13/1980 | US4203043 Tristate changeover switching circuit |
| 05/13/1980 | CA1077578A1 Fail-safe electronic polarized relay |
| 05/06/1980 | US4201927 Circuit for producing sequentially spaced pulses |
| 05/01/1980 | WO1980000905A1 Minimum break/make pulse corrector |
| 05/01/1980 | WO1980000902A1 Digital operate/release timer |
| 05/01/1980 | WO1980000901A1 A method of and an arrangement for regulating the phase position of a controlled signal in relation to a reference signal in a telecommunication system |
| 04/30/1980 | EP0010155A1 Method of and apparatus for magnetic recording detection |
| 04/29/1980 | US4200811 Frequency divider circuit |
| 04/29/1980 | US4200810 Method and apparatus for averaging and stretching periodic signals |
| 04/22/1980 | US4199731 Reversable electrically alterable amplifier configurations |
| 04/22/1980 | US4199695 Avoidance of hot electron operation of voltage stressed bootstrap drivers |
| 04/22/1980 | CA1076259A1 Speed-tolerant digital decoding system |
| 04/22/1980 | CA1076208A1 Electrical output peak detecting apparatus |
| 04/16/1980 | EP0010077A1 A method of and an arrangement for regulating the phase position of a controlled signal in relation to a reference signal in a telecommunication system |
| 04/16/1980 | EP0010010A1 Threshold device for distinguishing between black and white on a document and facsimile transmitter comprising such a device |
| 04/16/1980 | EP0009549A1 Circuit for interference elimination in transmission systems for digital signals, particularly for the elimination of higher-frequency interference pulses of any polarity |
| 04/15/1980 | US4198579 Input circuit for portable electronic devices |
| 04/15/1980 | US4198541 Signal holding circuit |
| 04/08/1980 | US4197472 Voltage comparator having capacitively cascade-connected inverting amplifiers |
| 04/08/1980 | CA1075327A1 Window comparator |
| 04/02/1980 | EP0009085A1 Latching circuit and method for phase splitting and level changing a TTL input signal with field effect transistors |
| 04/02/1980 | EP0009084A1 Device for increasing the rate of a pulse train and its use in printing devices |
| 04/01/1980 | US4196418 Detection plate for an identification system |
| 04/01/1980 | US4196360 Interface driver circuit |
| 04/01/1980 | US4196356 Expanded time constant condition control system |
| 03/25/1980 | US4195264 Noise detection circuit |
| 03/25/1980 | US4195240 Voltage comparator circuit having dead zone |