| Patents for H03K 4 - Generating pulses having essentially a finite slope or stepped portions (2,412) |
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| 02/28/1995 | US5394020 Vertical ramp automatic amplitude control |
| 02/07/1995 | US5387882 Switched capacitor charge pump and sawtooth oscillator using same |
| 02/07/1995 | CA2039775C Parabola generators with auxiliary reset function |
| 01/25/1995 | EP0396679B1 Programmable triangle wave generator |
| 01/24/1995 | US5384554 Voltage controlled oscillator circuit employing integrated circuit component ratios |
| 01/18/1995 | CN1027470C Integrated poly-phase power meter |
| 01/10/1995 | US5381044 Bootstrap circuit for driving a power MOS transistor |
| 12/06/1994 | CA2002100C Apparatus for conducting measurements of electrochemiluminescent phenomena |
| 12/01/1994 | DE4317154A1 Circuit for driving a switching transistor |
| 11/30/1994 | EP0626669A2 Deflection apparatus for raster scanned CRT displays |
| 11/29/1994 | CA2000011C Self-adapting vertical scan circuit for raster-scanned cathode ray tube displays |
| 11/09/1994 | CN1026543C 信号延迟电路 Signal delay circuit |
| 11/08/1994 | US5363022 Horizontal deflection circuit with reduced VLF electric fields from CRT displays |
| 10/19/1994 | CN1093809A Wave generator |
| 10/11/1994 | US5355390 Communication apparatus for transmitting and receiving communication signals through common transmission line |
| 09/13/1994 | US5347176 Analog ramp generator with digital correction |
| 09/08/1994 | DE4306950A1 Electronic switching device |
| 09/07/1994 | EP0521937B1 Circuit arrangement for producing a vertical frequency deflection current |
| 08/23/1994 | US5341071 Piecewise linearized focus voltage circuit for television apparatus |
| 08/23/1994 | CA1331637C High-energy ignition generator especially for a gas-turbine |
| 07/26/1994 | CA2052248C Constant current circuit and an oscillating circuit controlled by the same |
| 07/19/1994 | US5331256 Focus yoke, electromagnetically focused CRT display with the focus yoke, and negative feedback circuit with stray-capacitor-cancellation means used for the CRT display or the like |
| 07/12/1994 | US5328111 Method for controlling the position of the inversion point of the yarn, particularly for spooling machines, and corresponding equipment |
| 06/28/1994 | CA2012418C Method and apparatus for conducting electrochemiluminescent measurements |
| 06/22/1994 | EP0603077A1 Controlled delay digital clock signal generator |
| 06/22/1994 | EP0602109A1 Vertical deflection circuit. |
| 06/21/1994 | CA1330371C Linear deflection amplifier with energy recovery |
| 06/17/1994 | CA2111054A1 Controlled delay digital clock signal generator |
| 06/01/1994 | EP0599823A1 A deflection driver in a video apparatus |
| 06/01/1994 | DE4239666A1 Tangential equalisation of vertical deflection circuits - generating second sawtooth voltage by capacitor charging with load current until discharge |
| 05/31/1994 | US5317199 Ramp generator system |
| 05/18/1994 | CN1024620C Deflection driver in video apparatus |
| 05/17/1994 | US5313146 Circuit arrangement for producing a vertical frequency deflection current |
| 05/10/1994 | US5311150 Convertible oscillator circuit |
| 04/20/1994 | CN1085699A Analog type step wave generator |
| 04/07/1994 | DE4233366A1 Vertical deflection output stage for TV receiver - includes power transistors with base-to-emitter resistor ensuring sufficient flyback current from less than base-to-emitter voltage |
| 04/05/1994 | US5300821 Power controller |
| 03/31/1994 | DE4219790A1 Pulse forming module for data word pulse sequence - uses flank generator providing rounded rectangular pulses with given pulse flank gradient |
| 03/22/1994 | US5296191 Method and apparatus for conducting electrochemiluminescent measurements |
| 03/22/1994 | CA2000673C Programmable triangle wave generator |
| 02/08/1994 | US5285251 Apparatus and methods for optical emission spectroscopy |
| 02/01/1994 | US5283515 Automatic calibration system for a ramp voltage generator |
| 02/01/1994 | US5283476 Waveform generator |
| 01/27/1994 | DE4224586A1 Capacitor recharging circuit with three current banks - has first bank supplied with constant current to provide capacitor charging current, with second bank representing control input |
| 01/12/1994 | EP0578021A2 Hearing aid |
| 01/12/1994 | EP0578020A2 Hearing aid with an integrated circuit |
| 01/05/1994 | EP0576994A1 A signal wave forming circuit |
| 12/30/1993 | CA2099236A1 Hearing aid |
| 12/30/1993 | CA2099208A1 Hearing aid having an integrated circuit |
| 12/22/1993 | EP0574982A1 Switched capacitor charge pump, as well as sawtooth oscillator comprising such a switched capacitor charge pump |
| 12/22/1993 | EP0574979A1 Sawtooth oscillator |
| 12/22/1993 | EP0574379A1 Coupled regenerative oscillator circuit |
| 12/09/1993 | WO1993024996A1 Automatic calibration system for a ramp voltage generator |
| 12/07/1993 | US5268847 Digital synthesis of waveforms |
| 11/25/1993 | DE4310151A1 Digitised frequency-amplitude characteristic storage and evaluation circuit for RAM, ROM and EPROM stored values - has clocked counter for outputting sequential even numbered outputs, and for receiving counter reset pulse for odd numbered contents. |
| 11/25/1993 | DE4234735C1 Sawtooth voltage generation system - uses two capacitors each supplied with respective charging and discharging currents to provide frequency compensation |
| 11/16/1993 | US5262684 Driving circuit for horizontal output circuit |
| 11/11/1993 | WO1993022833A1 Improved ramp generator system |
| 10/06/1993 | EP0564271A1 Waveform generating circuit |
| 10/06/1993 | EP0564033A1 Electric circuit comprising a local oscillator circuit and local oscillator for such a circuit |
| 09/22/1993 | CN1076573A Service adjustment arrangement for a sawtooth generator of a video display |
| 09/21/1993 | US5247253 Eddy current proximity sensing means and method useful for determining throttle position |
| 09/21/1993 | US5247243 Method and apparatus for conducting electrochemiluminescent measurements |
| 09/08/1993 | EP0559058A1 A generator for sawtooth signal with selectable retrace slope for a deflection apparatus |
| 09/08/1993 | EP0559052A1 Service adjustment arrangement for a sawtooth generator of a video display |
| 09/07/1993 | US5243263 Service adjustment arrangement for a sawtooth generator of a video display |
| 08/25/1993 | EP0556596A1 Fully-differential relaxation-type voltage controlled oscillator and method therefor |
| 08/25/1993 | EP0556273A1 Proximity sensing means and method |
| 08/03/1993 | US5233419 Vertical deflection device of high definition television |
| 08/03/1993 | US5233315 Coupled regenerative oscillator circuit |
| 07/27/1993 | US5231362 Circuit device for phasing an oscillator |
| 07/06/1993 | US5225714 Sawtooth waveform generator for a convergence correction circuit |
| 06/29/1993 | US5224015 High energy ignition generator in particular for a gas turbine |
| 06/29/1993 | US5223799 Parabolic signal generator |
| 06/15/1993 | US5220201 Phase-locked signal generator |
| 06/01/1993 | US5216336 Generator for sawtooth signal with selectable retrace slope for a deflection apparatus |
| 04/20/1993 | US5204561 Gate control circuit for mos transistor |
| 04/13/1993 | US5202846 Prime number spur reduction for digital synthesis |
| 03/31/1993 | EP0534519A1 Method for controlling the position of the inversion point of the yarn for spooling machines, and corresponding equipment |
| 03/30/1993 | US5198731 Linearization of vertical reference ramp |
| 03/23/1993 | US5196732 Step voltage generator |
| 03/18/1993 | WO1993005575A1 Vertical deflection circuit |
| 03/17/1993 | EP0532164A2 Parabolic signal generator |
| 03/16/1993 | US5194831 Fully-differential relaxation-type voltage controlled oscillator and method therefor |
| 02/24/1993 | CN1069378A Slow turn-on in deflection circuit |
| 02/17/1993 | EP0527328A1 Slow turn-on in a deflection circuit |
| 02/03/1993 | EP0525869A1 Bootstrap circuit for driving a power MOS transistor in pull-up mode |
| 01/27/1993 | EP0308540B1 Oscillator circuit |
| 01/13/1993 | EP0521937A1 Circuit arrangement for producing a vertical frequency deflection current. |
| 01/13/1993 | CN1067999A Linearization of vertical reference ramp |
| 01/05/1993 | US5177414 Vertical deflection circuit |
| 12/30/1992 | EP0520331A2 Horizontal deflection circuit with a driving transformer |
| 11/24/1992 | US5166540 Stepped signal generating circuit |
| 11/17/1992 | US5164611 Low noise communication bus driver |
| 10/13/1992 | US5155452 Linearized and delay compensated all CMOS VCO |
| 09/30/1992 | EP0343177B1 Digital-to-time converter |
| 09/23/1992 | EP0504687A2 A feedback arrangement in a deflection circuit |
| 09/17/1992 | WO1992016050A1 Voltage-frequency converter |
| 09/09/1992 | CN1064382A 垂直偏转电路 Vertical deflection circuit |
| 09/08/1992 | US5146188 Constant current circuit and an oscillating circuit controlled by the same |