| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 11/01/1983 | CA1156368A1 Digital-to-digital code converter |
| 10/26/1983 | EP0091967A1 Carrier color signal separating circuit |
| 10/12/1983 | EP0090904A1 Circuit for a serially operating digital filter |
| 10/11/1983 | CA1155217A1 Filter and system incorporating the filter for processing discrete samples of composit signals |
| 10/11/1983 | CA1155188A1 Amplitude equalizer |
| 10/05/1983 | EP0090464A1 Digital tone control arrangement |
| 09/14/1983 | EP0088474A2 Process for producing a digital filter as an integrated circuit |
| 09/06/1983 | US4403298 Adaptive techniques for automatic frequency determination and measurement |
| 08/23/1983 | CA1152578A1 Coherent noise cancelling filter |
| 08/23/1983 | CA1152577A1 Arrangement having a non-recursive filter |
| 08/16/1983 | US4399454 Digital comb filtering for PAL television signals |
| 08/10/1983 | EP0085625A2 Filtering and frequency detection circuits for delta modulated signals |
| 08/09/1983 | US4398262 Time multiplexed n-ordered digital filter |
| 08/04/1983 | WO1983002704A1 A filter for extending the definition of a television signal in component form |
| 08/03/1983 | EP0084945A2 Direct digital to digital sampling rate conversion method and apparatus |
| 08/02/1983 | CA1151248A1 Convoluted code matched filter |
| 07/26/1983 | US4395729 Digital video signal processing filters with signal-to-noise enhancement |
| 07/12/1983 | US4393456 Digital filter bank |
| 07/07/1983 | WO1983002346A1 A time multiplexed n-ordered digital filter |
| 06/29/1983 | EP0082565A2 Recursive digital filter |
| 06/28/1983 | CA1149032A1 Adaptive filter including a delay circuit |
| 06/21/1983 | US4389539 Digital filter for performing serial operations and vocal sound synthesizing apparatus having the digital filter |
| 06/14/1983 | US4388693 Non-recursive digital filter |
| 06/08/1983 | EP0080712A2 Sampling frequency converting apparatus |
| 05/24/1983 | CA1147027A1 Very low frequency passband filter circuit |
| 05/18/1983 | EP0079175A1 Boolean filtering method and apparatus |
| 05/17/1983 | CA1146638A1 Digital filter |
| 05/11/1983 | WO1983001715A1 An fir-type balance filter incorporated in the transmitter-receiver unit in a telecommunication system |
| 05/04/1983 | EP0078101A2 Sum-of-products multiplier |
| 04/28/1983 | WO1983001554A1 Carrier color signal separating circuit |
| 04/26/1983 | US4381561 All digital LSI line circuit for analog lines |
| 04/06/1983 | EP0075684A2 Real-time ordinal-value filter utilizing half-interval ranking |
| 04/06/1983 | EP0075681A2 Real-time ordinal-value filter utilizing reference-function comparison |
| 03/22/1983 | US4377793 Digital adaptive finite impulse response filter with large number of coefficients |
| 03/22/1983 | CA1143440A1 Adaptive filter with tap coefficient leakage |
| 03/08/1983 | CA1142604A1 Transverse digital filter for multichannel time-sharing processing |
| 02/23/1983 | EP0072399A2 Digital transmultiplexer |
| 02/22/1983 | US4375081 Multistage digital filtering utilizing several criteria |
| 02/09/1983 | EP0071506A1 Digital method and device for the phase error correction of a sampled signal and its application to the correction of television signals |
| 01/25/1983 | CA1140266A1 Adaptive delta modulation network |
| 01/18/1983 | US4369499 Linear phase digital filter |
| 01/12/1983 | EP0069209A2 Speech analysis circuits using an inverse lattice network |
| 12/28/1982 | US4366547 Digital filter with scaled tap coefficients |
| 12/23/1982 | WO1982004488A1 Adaptive techniques for automatic frequency determination and measurement |
| 12/22/1982 | EP0067378A2 Constrained adaptive equalizer |
| 12/09/1982 | EP0054033A4 Interpolative encoder for subscriber line audio processing circuit apparatus. |
| 12/08/1982 | EP0066062A2 Apparatus for filtering low single frequency sinusoidal noise from an analog signal |
| 12/01/1982 | EP0065665A1 Method for the compression of redundant sequences of serial data elements |
| 11/24/1982 | EP0065210A2 Electrical signal conditioning method with a digital filter device |
| 11/24/1982 | EP0020710B1 Digital filters with control of limit cycles |
| 11/17/1982 | EP0064902A1 Digital filters |
| 11/09/1982 | US4358741 Micro time and phase stepper |
| 10/27/1982 | EP0063274A1 Digital wave filter |
| 10/26/1982 | US4356559 Logic arrangement for recursive digital filter |
| 10/26/1982 | US4356558 Optimum second order digital filter |
| 09/28/1982 | US4352162 Digital filter |
| 09/28/1982 | CA1132666A2 Transversal filter |
| 09/21/1982 | US4351060 Automatic, digitally synthesized matching line terminating impedance |
| 09/15/1982 | EP0059802A1 Delay circuit with integrated insulated-layer field-effect transistor for digital signals, and application of the same to colour television receivers |
| 09/14/1982 | US4349889 Non-recursive filter having adjustable step-size for each iteration |
| 09/14/1982 | CA1131564A1 Digital signal mixing apparatus |
| 09/07/1982 | US4348735 Cyclotomic tone detector and locator |
| 09/01/1982 | EP0059133A1 Chrominance-signal de-emphasis filter and television receiver comprising such a filter |
| 09/01/1982 | EP0058982A1 Digital device for discriminating between digitized speech signals and data signals |
| 08/24/1982 | US4346262 Speech analysis system |
| 08/10/1982 | US4344150 Coherent noise cancelling filter |
| 08/10/1982 | US4344149 Decimation, linear phase, digital FIR filter |
| 08/10/1982 | US4344148 System using digital filter for waveform or speech synthesis |
| 08/10/1982 | CA1129509A1 Switched capacitor elliptic filter |
| 07/28/1982 | EP0056546A2 Digital adaptive finite impulse response filter with large number of coefficients |
| 07/20/1982 | US4340875 Transversal filter |
| 07/20/1982 | CA1128144A1 Method and apparatus for improved digital processing |
| 07/07/1982 | EP0055279A1 Arrangement for adjusting an adaptive digital balance filter included in a subscriber unit. |
| 07/06/1982 | US4338581 Room acoustics simulator |
| 07/06/1982 | EP0045801A4 Digital pseudo continuous tone detector. |
| 06/29/1982 | US4337518 Recursive-type digital filter with reduced round-off noise |
| 06/29/1982 | CA1126865A1 Programmable digital tone detector |
| 06/23/1982 | EP0054323A2 Clock pulse phase shifter |
| 06/23/1982 | EP0054033A1 Interpolative encoder for subscriber line audio processing circuit apparatus. |
| 06/10/1982 | WO1982001948A1 Signal filter method and apparatus |
| 06/02/1982 | EP0052847A2 Method and circuit for converting the sampling frequency of a series of samples avoiding conversion into a continuous signal |
| 06/01/1982 | CA1124821A1 Time-division-multiplexed exchanger |
| 05/26/1982 | EP0052120A1 Improvements in signal processing |
| 05/25/1982 | US4331894 Switched-capacitor interolation filter |
| 05/25/1982 | US4331836 Speech synthesis integrated circuit device |
| 05/18/1982 | US4330833 Method and apparatus for improved digital image processing |
| 05/11/1982 | US4329599 Switched-capacitor cosine filter |
| 05/04/1982 | US4328426 Filter for image pixels |
| 05/04/1982 | US4328425 Filter for image pixels |
| 04/27/1982 | US4327335 Electronic low-pass filter circuit with an adjustable long time base |
| 04/20/1982 | US4326261 Single tone detector |
| 04/20/1982 | CA1122283A1 Arrangement for filtering compressed pulse-code- modulated signals |
| 04/06/1982 | US4323980 Digital filter for shared-time processing on several channels |
| 04/06/1982 | US4323864 Binary transversal filter |
| 03/30/1982 | US4322811 Clamping circuit for an adaptive filter |
| 03/30/1982 | US4322810 Digital filters with reduced multiplier circuitry |
| 03/23/1982 | US4321685 Circuit for reducing the limit cycle in a digital filter |
| 03/10/1982 | EP0047199A2 Interpolating recursive digital filter using distributed arithmetic |
| 03/03/1982 | EP0046708A2 Digital distributed-arithmetic processing circuit using multiplexers at the input of a memory |
| 02/23/1982 | US4317092 Recursive low pass digital filter |