| Patents for H03H 15 - Transversal filters (1,369) |
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| 04/04/1995 | US5404322 Digital filter and method of design |
| 03/15/1995 | EP0643495A1 Modem with optimum gain echo canceller adaptation |
| 03/07/1995 | US5396519 Method and apparatus for adaptively providing precoding and preemphasis conditioning to signal data for transfer over a communication channel |
| 03/01/1995 | EP0641110A1 Combined equaliser and demultiplexer |
| 02/28/1995 | US5394110 Demodulation system having adaptive matched filter and decision feedback equalizer |
| 02/22/1995 | EP0639892A1 Digital filter device |
| 02/22/1995 | EP0639891A1 Logical comb filters |
| 02/07/1995 | US5388123 Data receiving system |
| 02/07/1995 | US5388063 Filter circuit with switchable finite impulse response and infinite impulse response filter characteristics |
| 02/07/1995 | US5387887 Miniature digitally controlled programmable transversal filter using LSI GaAs integrated circuits |
| 02/01/1995 | EP0636291A1 Coordinated coding for digital transmission |
| 01/31/1995 | US5386244 Brightness signal/color signal separation filter including an image correction judging circuit |
| 01/24/1995 | US5384552 Clock recovery circuit for extracting clock information from a received baseband signal |
| 01/17/1995 | CA2034698C Cross-polarization interference canceller |
| 01/11/1995 | EP0632947A1 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization |
| 01/10/1995 | US5381448 Data receiving apparatus |
| 01/04/1995 | CN1027335C Signal weighting system for digital receiver |
| 12/28/1994 | EP0631414A1 Adaptive equalizer |
| 12/27/1994 | US5376906 CCD filter having comb-shaped characteristics |
| 12/21/1994 | EP0630108A2 A method of expanding the frequency range of a digital audio signal |
| 12/08/1994 | WO1994027787A1 Grinding tape and method of manufacturing the same |
| 12/07/1994 | EP0627136A1 Method and apparatus for ghost cancelling and/or equalizing. |
| 12/06/1994 | US5371470 Transverse filter circuit |
| 11/29/1994 | US5369673 Framed digital signal regenerator suitable for microwave digital transmission installations |
| 11/08/1994 | US5363412 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization |
| 11/02/1994 | EP0622798A2 Signal equalizer |
| 11/01/1994 | US5361327 Waveform equalizer apparatus formed of neural network, and method of designing same |
| 10/26/1994 | EP0620956A1 Apparatus for reducing the risk of undesirable parameterdrift of an adaptive filter used for echo cancellation |
| 10/18/1994 | US5357144 Complementary logic circuit |
| 10/04/1994 | US5353306 Tap-weight controller for adaptive matched filter receiver |
| 09/28/1994 | EP0617521A2 Iterative equalisation of digital signals degraded by multipath fading |
| 09/28/1994 | EP0471700B1 Two-line crest filter with spatial mixing |
| 09/27/1994 | US5351291 Adaptive echo cancellation method and device for implementing said method |
| 09/21/1994 | CN1092577A 时钟恢复电路 Clock recovery circuit |
| 09/15/1994 | WO1994021041A1 Digital time signal filtering method and device for transmission channel echo correction |
| 08/30/1994 | US5343335 Signal processing system having intersymbol-interference cancelling means and method of same |
| 08/25/1994 | DE4405817A1 Automatic equaliser |
| 08/23/1994 | CA2025370C Transversal type automatic equalizer with tap coefficient protection |
| 08/10/1994 | EP0609828A2 Adaptive matched filter |
| 07/27/1994 | EP0607896A1 Transversal filter capable of processing an input signal of high data rate |
| 07/20/1994 | EP0332655B1 Method and apparatus for equalization of data transmission system |
| 07/19/1994 | US5331663 Decision-feedback equalizer capable of producing an equalized signal at a high speed without a remaining fading |
| 07/07/1994 | WO1994015427A1 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization |
| 07/05/1994 | US5327459 Semiconductor integrated circuit containing an automatic equalizer including a circuit for periodically updating a plurality of tap coefficients at varying frequencies |
| 07/05/1994 | US5327129 Accuracy bootstrapping |
| 06/29/1994 | EP0604208A2 Adaptive equalizer |
| 06/28/1994 | US5325322 High-speed programmable analog transversal filter having a large dynamic range |
| 06/14/1994 | US5321723 Automatic equalizer |
| 06/07/1994 | US5319674 Method for self-training adaptive equalization |
| 06/01/1994 | EP0599311A2 Clock recovery circuit |
| 05/25/1994 | EP0598347A2 Two stage accumulator for use in updating coefficients |
| 05/18/1994 | EP0597317A1 Channel impulse response estimator for a viterbi equalizer |
| 05/18/1994 | CN1086940A Charges coupling comb filter |
| 05/17/1994 | US5313438 Delay apparatus |
| 05/11/1994 | WO1994010760A1 Echo compensation device |
| 05/11/1994 | CA2147867A1 Echo compensation device |
| 05/10/1994 | US5311314 Method of and arrangement for suppressing noise in a digital signal |
| 05/10/1994 | US5311299 Recursive comb filter |
| 05/05/1994 | DE4290581C2 Signalwichtungssystem für einen Digitalempfänger Signal weighting system for a digital receiver |
| 04/28/1994 | DE4236272A1 Echokompensationsvorrichtung und 4/2-Drahtschnittstelle mit einer solchen Echokompensationsvorrichtung Echo compensation device, and 4/2-wire interface with such echo compensation device |
| 04/26/1994 | US5307375 Two stage accumulator for use in updating coefficients |
| 04/26/1994 | US5307374 Digital receiver with reduced memory requirement for Viterbi equalization |
| 04/26/1994 | US5306933 CCD delay line with selective delay period circuit |
| 04/19/1994 | US5305351 Adaptive equalizer which carries out an equalization operation with reference to a magnitude of fading |
| 04/12/1994 | US5303264 Adaptive equalizer using recursive least-squares algorithm and method therefor |
| 03/30/1994 | EP0589768A1 Filter apparatus for sequence estimation equaliser |
| 03/30/1994 | EP0589767A1 Method for determining the transmittance of a filter circuit for transforming a filter impulse response in a minimum phase response and filter circuit using this method |
| 03/26/1994 | CA2106702A1 Filtering device for a sequence estimation equalizer |
| 03/23/1994 | EP0588161A2 Adaptive equalizer method and apparatus |
| 03/22/1994 | US5297071 Arithmetic circuit, and adaptive filter and echo canceler using it |
| 03/17/1994 | WO1994006233A1 Combined equalizer and roll-off filter |
| 03/15/1994 | US5295159 Coordinated coding for digital transmission |
| 03/15/1994 | US5295130 Apparatus and method for signal reproduction |
| 03/08/1994 | US5293401 Equalizer for linear modulated signal |
| 03/02/1994 | EP0585095A2 Signal processing system having intersymbol-interference cancelling means and method of same |
| 03/01/1994 | US5291522 Device and method for estimating sampled value of impulse response and signal reproduction system using the device |
| 03/01/1994 | US5291499 Method and apparatus for reduced-complexity viterbi-type sequence detectors |
| 02/23/1994 | EP0583927A1 Dynamically adaptive equalizer system and method |
| 02/08/1994 | US5285475 Decision-feedback equalizer capable of producing an equalized signal at high speed |
| 02/08/1994 | US5285473 System to generate switching criteria and equalize adaptively in data spectrum |
| 02/08/1994 | US5285280 Division method and system for ghost cancellation |
| 02/02/1994 | EP0580924A1 Digital filter device |
| 02/01/1994 | US5283813 Methods and apparatus particularly useful for blind deconvolution |
| 01/25/1994 | US5282154 System for determining and repairing instability in an IIR filter suitable for use in deghosting apparatus |
| 01/18/1994 | US5280255 Input-weighted transversal filter |
| 01/12/1994 | EP0577901A1 Adaptive equalization system and method |
| 12/28/1993 | US5274670 Method of equalization in digital mobile communication with improved tracking ability |
| 12/21/1993 | US5272533 Image control apparatus for a television receiver |
| 12/14/1993 | US5270803 Inverse hyperbolic comb filter |
| 12/08/1993 | EP0482033B1 Saw device tapped delay line and apparatus using same |
| 12/07/1993 | US5268848 Equalizer adjustment for partial-response maximum-likelihood disk drive systems |
| 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 |
| 11/23/1993 | US5264922 Logical comb filter |
| 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 |
| 11/03/1993 | EP0568429A1 Regenerator for digital framed signals, useful in particular in digital transmission equipment for radio waves |
| 10/29/1993 | CA2094994A1 Frame digital signal regenerator, particularly for a microwave digital communications installation |
| 10/28/1993 | WO1993021710A1 Coordinated coding for digital transmission |