| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 12/15/1993 | EP0573440A1 Signal processing apparatus and method |
| 12/15/1993 | EP0573409A1 Interpolative analog/digital converter for band-pass signals. |
| 12/14/1993 | US5270954 Filter device and electronic musical instrument using the filter device |
| 12/14/1993 | US5270953 Fast convolution multiplier |
| 12/14/1993 | US5270874 Dropout simulation in a magnetic tape subsystem |
| 12/14/1993 | US5269313 For removing low frequency signals from an ECG signal |
| 12/09/1993 | WO1993024995A1 Shift and add digital signal processor |
| 12/09/1993 | WO1993024879A1 Digital filter employing powers of 2 coefficients |
| 12/07/1993 | US5268905 Sub band filters |
| 12/07/1993 | US5268848 Equalizer adjustment for partial-response maximum-likelihood disk drive systems |
| 12/07/1993 | US5268688 Linear signal reconstruction system and method |
| 12/07/1993 | US5268685 Apparatus with transient-dependent bit allocation for compressing a digital signal |
| 12/01/1993 | EP0572303A1 Signal processing method and system |
| 12/01/1993 | EP0572188A1 Function generator whose output attains a desired value at a designated time |
| 12/01/1993 | EP0571919A1 Demodulating apparatus using transversal equalizer and decision feedback type equalizer |
| 11/30/1993 | US5267265 Decision feedback equalizer with expansion and decision circuit |
| 11/30/1993 | US5267041 Ghost cancelling circuit |
| 11/30/1993 | CA2020264C Digital filter |
| 11/25/1993 | WO1993023924A1 Parallelised transverse filter |
| 11/25/1993 | WO1993023814A1 Asynchronous temporal neural processing element |
| 11/24/1993 | EP0570862A2 Digital signal processing circuit |
| 11/24/1993 | CN1078832A Apparatus and method for data compression using signal-weighted quantizing bit allocation |
| 11/23/1993 | US5265217 Optimal parametric signal processor for least square finite impulse response filtering |
| 11/23/1993 | US5265042 Device and method for a nonlinear comb filter |
| 11/23/1993 | US5265041 Bidimensional air filter |
| 11/23/1993 | US5264936 System for adjusting filters processing the composite video signal in a secam multistandard set |
| 11/23/1993 | US5264922 Logical comb filter |
| 11/23/1993 | US5264846 Coding apparatus for digital signal |
| 11/23/1993 | CA1324674C Method and apparatus for interpolating between data samples |
| 11/18/1993 | EP0569989A2 Linear signal reconstruction system and method |
| 11/16/1993 | US5263191 Method and circuit for processing and filtering signals |
| 11/16/1993 | US5263052 Viterbi equalizer for radio receiver |
| 11/16/1993 | US5263026 Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver |
| 11/16/1993 | US5262974 Programmable canonic signed digit filter chip |
| 11/16/1993 | US5262972 Multichannel digital filter apparatus and method |
| 11/16/1993 | US5262970 Digital filter and multi-channel decimator |
| 11/16/1993 | US5262858 Method of converting the clock rate of a digitized signal |
| 11/11/1993 | WO1993022625A1 Method for fast kalman filtering in large dynamic systems |
| 11/09/1993 | US5260896 Adaptive filter and a method of preventing divergent behavior of the adaptive filter |
| 11/09/1993 | US5260888 Shift and add digital signal processor |
| 11/09/1993 | US5259387 ECG muscle artifact filter system |
| 11/03/1993 | EP0568429A1 Regenerator for digital framed signals, useful in particular in digital transmission equipment for radio waves |
| 11/03/1993 | EP0568290A1 Audio coding device and method therefor |
| 11/02/1993 | US5258940 Distributed arithmetic digital filter in a partial-response maximum-likelihood disk drive system |
| 11/02/1993 | US5258939 Fold and decimate filter architecture |
| 11/02/1993 | US5258938 Interpolating method using bit-shift and addition/subtraction operations |
| 10/29/1993 | CA2094994A1 Frame digital signal regenerator, particularly for a microwave digital communications installation |
| 10/28/1993 | WO1993021710A1 Coordinated coding for digital transmission |
| 10/27/1993 | CN1022591C Address processor for signal processor |
| 10/26/1993 | US5257292 Circuit arrangement for influencing the frequency response of a digital audio signal |
| 10/20/1993 | EP0566362A2 Adaptive signal equaliser |
| 10/20/1993 | EP0566246A1 Digital filter |
| 10/19/1993 | US5255288 Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals |
| 10/19/1993 | US5255215 Digital filter system with changeable cutoff frequency |
| 10/14/1993 | DE4211315A1 Signal=to=noise ratio increasing method - supplying quantisation error correction signals to signal processing paths before summary reference point |
| 10/13/1993 | EP0565358A1 Time-base inversion type linear phase filter |
| 10/13/1993 | EP0564956A1 Digital-to-analog converter distortion compensation |
| 10/13/1993 | EP0564751A1 High-resolution digital filter |
| 10/12/1993 | US5253059 Bit rate control |
| 10/12/1993 | US5252932 Waveform equalizing filter unit |
| 10/12/1993 | US5252819 Scanning sensor processing apparatus and method for providing correction of output signal distortion |
| 10/06/1993 | EP0564145A2 Sampling rate converter |
| 10/05/1993 | US5251237 Receiver for a digital transmission system |
| 10/05/1993 | US5249578 Ultrasound imaging system using finite impulse response digital clutter filter with forward and reverse coefficients |
| 09/30/1993 | WO1993019418A1 Method and apparatus for reduced-complexity viterbi-type sequence detectors |
| 09/30/1993 | DE4306638A1 Spatial noise reducing device for vehicle passenger compartment - generates and updates compensating noise to interfere with transmitted periodic spatial noise |
| 09/29/1993 | EP0562851A1 Digital signal processing using parallel filters |
| 09/29/1993 | CN1022282C Adjustable antialias filters |
| 09/28/1993 | US5249145 Transforming adaptors for wave digital filter and balancing network using same |
| 09/28/1993 | US5249040 Adaptive device for separating a luminance signal and a color signal |
| 09/28/1993 | US5248970 Offset calibration of a dac using a calibrated adc |
| 09/22/1993 | EP0561356A2 Digital signal processor |
| 09/22/1993 | EP0561067A2 Sample rate converter |
| 09/22/1993 | EP0560945A1 Adaptive decision feedback equalizer apparatus for processing information stored on digital storage media |
| 09/21/1993 | US5247474 Coefficients setting method of a reverberation unit |
| 09/21/1993 | US5247401 Replay equalization circuit in digital image recorder |
| 09/21/1993 | US5247130 Tone signal processing apparatus employing a digital filter having improved signal delay loop |
| 09/15/1993 | EP0383814B1 Improved filtering techniques |
| 09/15/1993 | CN1022138C Method of digitally evaluating frequency and phase of signals, and device for implementing such method |
| 09/14/1993 | US5245647 Method and device for synchronizing on an outside event the sampling of measuring signals through a digitizing assembly of the oversampling type |
| 09/14/1993 | US5245556 Adaptive equalizer method and apparatus |
| 09/14/1993 | US5245433 2-D real-time semi-systolic filter apparatus for HDTV |
| 09/14/1993 | US5245345 Digital-to-analog converter with delta-sigma modulation |
| 09/14/1993 | US5245127 Signal delay circuit, FIR filter and musical tone synthesizer employing the same |
| 09/08/1993 | EP0559530A1 Method and system for artificial spatial processing of digital audio signals |
| 09/08/1993 | EP0559154A1 Digital filter |
| 09/07/1993 | US5243624 Method and apparatus for updating coefficients in a complex adaptive equalizer |
| 09/07/1993 | US5243548 Integratable circuit configuration with an analog network |
| 09/02/1993 | WO1993017508A1 Filtering method and device for reducing digital audio signal pre-echoes |
| 09/01/1993 | EP0558312A1 Adaptive noise reduction circuit for a sound reproduction system |
| 09/01/1993 | EP0558309A1 Digital signal attenuation circuit for an interactive compact disc player |
| 09/01/1993 | EP0557974A1 Sampling frequency converter |
| 08/25/1993 | EP0556992A1 Noise attenuation system |
| 08/25/1993 | EP0556355A1 First and second digital rate converter synchronization device and method |
| 08/24/1993 | US5239423 Method and apparatus for recovering digital signals from recorded reproductions of digital signals |
| 08/19/1993 | WO1993016527A1 Method and apparatus for ghost cancelling and/or equalizing |
| 08/18/1993 | EP0555786A2 Active noise cancellation system |
| 08/17/1993 | US5237524 Method of low-pass filtering and arrangement for performing said method |
| 08/17/1993 | CA1321419C Phase signal filtering apparatus applicable to a global positioning system |
| 08/11/1993 | EP0555092A1 Improvements in and relating to digital filters |