| Patents for H03H 21 - Adaptive networks (3,855) |
|---|
| 12/29/1992 | US5175746 Receiving apparatus and transmitting-receiving apparatus |
| 12/29/1992 | US5175745 Transversal type automatic equalizer with tap coefficient protection |
| 12/28/1992 | CA2068964A1 Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver |
| 12/22/1992 | US5173768 Adaptive pal - or ntsc - comb filter |
| 12/02/1992 | EP0516133A2 Adaptive maximum likelihood sequence estimator using channel estimators of respective order of impulse response |
| 12/02/1992 | EP0515761A1 Adaptive equalization system and method for equalizing a signal into a DCE |
| 12/01/1992 | US5168459 Adaptive filter using continuous cross-correlation |
| 12/01/1992 | CA2067461A1 Automatic equalizer for a data transmission channel |
| 11/25/1992 | EP0514991A2 Method and apparatus for digital filter control in a partial-response maximum-likelihood disk drive system |
| 11/24/1992 | CA1310709C Adaptive interference canceller |
| 11/24/1992 | CA1310708C Adaptive, digital filter including a non-recursive part and a recursive part |
| 11/19/1992 | EP0513402A1 Method of compensating for non-linearities in an amplifying circuit with strong signal passage time |
| 11/17/1992 | US5164962 Adaptive equalizer with midburst correction capability |
| 11/11/1992 | EP0512712A2 Equaliser, operable in decision-feedback or fractional modes |
| 11/04/1992 | EP0511773A2 Equalizer for correcting frequency shift of centre frequency |
| 11/04/1992 | EP0511706A2 Bi-directional signal transmission system |
| 11/04/1992 | EP0511698A1 Semi-recursive adaptive equalizer |
| 10/28/1992 | EP0510864A2 Multi-channel active acoustic attenuation system |
| 10/28/1992 | CN1065765A Signal weighting system for digital receiver |
| 10/27/1992 | US5159565 Method for the determination of fir filter coefficients in equalizers |
| 10/21/1992 | EP0484383A4 Digital filter and method of design |
| 10/20/1992 | US5157760 Digital signal encoding with quantizing based on masking from multiple frequency bands |
| 10/20/1992 | US5157691 Digital equalizer and fm receiver having same |
| 10/20/1992 | US5157690 Adaptive convergent decision feedback equalizer |
| 10/20/1992 | US5157596 Adaptive noise cancellation in a closed loop control system |
| 10/20/1992 | CA1309160C2 Sub-range type decoder |
| 10/15/1992 | DE4211549A1 Low frequency noise elimination from signal - e.g. PWR neutron flux signal, using adaptive filter |
| 10/01/1992 | WO1992016897A1 Dynamical system analyser |
| 09/24/1992 | DE4109212A1 Adaptive recursive digital filter - multiplies signals inside filter by coefficient, with coefficients being variable and selected dependent upon amplitude of filter output |
| 09/23/1992 | EP0504988A2 Circuit arrangement to control the frequency response of a digital audio signal |
| 09/22/1992 | US5150317 Adaptive digital filter which is responsive to the rate of change of an input signal |
| 09/16/1992 | EP0503660A2 Multi-channel echo canceling method and apparatus |
| 09/02/1992 | EP0501907A2 Methods and apparatus particularly useful for blind deconvolution |
| 09/02/1992 | EP0501449A2 Automatic equalizer |
| 09/01/1992 | US5144595 Adaptive statistical filter providing improved performance for target motion analysis noise discrimination |
| 08/29/1992 | WO1992016054A1 Signal weighting system for digital receiver |
| 08/26/1992 | EP0500096A1 Method and apparatus for controlling coefficients of adaptive filter |
| 08/25/1992 | US5142551 Signal weighting system for digital receiver |
| 08/14/1992 | CA2058157A1 Adaptive equalizer |
| 08/12/1992 | EP0498655A2 Integrated enroute and approach guidance system for aircraft |
| 08/12/1992 | EP0498574A2 Waveform equalizer apparatus formed of neural network, and method of designing same |
| 08/12/1992 | CN1017855B Adaptive-filter single-bit digital encoder and decorder and adaptation control circuit responsive to bit-stream loading |
| 08/11/1992 | US5138453 Ghost cancelling circuit having filter controlled by variable limiter |
| 08/05/1992 | EP0496797A1 In-wire selective cancellation system |
| 07/29/1992 | EP0496467A2 Receiver for digital transmission system controlled by the measured quality factor of the signal and with improved power consumption |
| 07/22/1992 | EP0495431A1 Image control apparatus for a television receiver |
| 07/22/1992 | EP0494877A1 Wideband digital equalizers for subscriber loops |
| 07/14/1992 | US5130943 Method and configuration for improving the dynamic range of an adaptive recursive network for processing discrete-time signals |
| 07/01/1992 | EP0492680A2 Method and apparatus for attenuating noise |
| 07/01/1992 | EP0492647A2 Adaptive filter capable of quickly identifying an unknown system |
| 07/01/1992 | EP0492578A2 Digital filter |
| 06/30/1992 | US5126681 In-wire selective active cancellation system |
| 06/29/1992 | CA2058310A1 Digital filter |
| 06/25/1992 | WO1992010876A1 Compensating filters |
| 06/24/1992 | EP0491301A1 Apparatus and method for signal reproduction |
| 06/24/1992 | EP0491063A1 Adaptive balance filter |
| 06/11/1992 | WO1992010029A1 Adaptive decision feedback equalizer apparatus for processing information stored on digital storage media |
| 06/09/1992 | US5121415 Adjusting filter coefficients |
| 06/04/1992 | DE4038251A1 Max probability receiver e.g. for mobile communications |
| 06/03/1992 | EP0488575A2 Technique for adjusting signal dispersion cancellation apparatus in communications systems |
| 06/03/1992 | EP0488456A2 Maximum likelihood receiver |
| 06/03/1992 | EP0400001A4 Multipath reduction system |
| 06/03/1992 | EP0288577B1 Echo canceller with short processing delay and decreased multiplication number and method for controlling an echo signal |
| 05/27/1992 | EP0487029A1 An adaptive filter and a method of preventing divergent behavior of the adaptive filter |
| 05/26/1992 | US5117291 Technique for adjusting signal dispersion cancellation apparatus in communications systems |
| 05/20/1992 | EP0486049A2 Decision feedback equalizer |
| 05/13/1992 | EP0484595A1 A digital transmission system, an apparatus for recording and/or reproducing, and a transmitter and a receiver for use in the transmission system |
| 05/13/1992 | EP0484383A1 Digital filter and method of design. |
| 05/06/1992 | EP0483439A1 Self-training adaptive equalization method and apparatus |
| 05/05/1992 | US5111419 Electronic filters, signal conversion apparatus, hearing aids and methods |
| 05/05/1992 | US5111418 Method and network configuration for obtaining the gradient of the output signals of a given network for processing discrete-time signals relating to the network parameters |
| 04/15/1992 | EP0480507A2 Method and apparatus for communication channel identification and signal restoration by sending a test signal used for channel impulse response calculation |
| 04/14/1992 | US5105377 Digital virtual earth active cancellation system |
| 04/14/1992 | CA1298884C Coefficient storage reduction in adaptive filters in echo cancellers or decision feedback equalizers |
| 04/02/1992 | WO1992005501A1 System and method of producing adaptive fir digital filter with non-linear frequency resolution |
| 03/25/1992 | EP0475984A1 Process for equalizing signals by means of test sequences. |
| 03/19/1992 | DE4028322A1 Improving channel parameter estimate - separating noise inhibited input signal into target magnitude by additional least-squares estimating device, e.g. kalman filter |
| 03/11/1992 | EP0474548A1 Method and apparatus for improving the reproduction quality of stereophonic ambience sound |
| 03/05/1992 | CA2050622A1 Method and device for improving the reproduction quality of stereo ambience sound |
| 03/03/1992 | US5093715 Adaptive comb filter for separating at least one component of a video signal |
| 02/26/1992 | EP0472374A2 Transversal equalizer |
| 02/25/1992 | US5091956 Adaptive high pass filter having cut-off frequency controllable responsive to input signal and operating method therefor |
| 02/18/1992 | CA2049403A1 Transversal equalizer |
| 01/22/1992 | EP0467338A2 Ghost cancelling circuit |
| 01/22/1992 | EP0467163A1 Hybrid ciruit having a two-wire/four-wire converting function |
| 01/22/1992 | EP0466989A2 System and method for predicting signals in real time |
| 01/15/1992 | EP0466434A2 Waveform equalizing filter unit |
| 01/08/1992 | EP0464896A2 Method of image enhancement and arrangement to implement the method |
| 01/08/1992 | EP0464818A2 Device and method for estimating sampled value of impulse response and signal reproduction system using the device |
| 01/08/1992 | EP0464808A2 System for ghost compensation in video signals |
| 01/08/1992 | EP0464500A2 Echo canceler having adaptive digital filter unit associated with delta-sigma modulation circuit |
| 01/06/1992 | CA2046172A1 Device and method for estimating sampled value of impulse response and signal reproduction system using the device |
| 12/31/1991 | CA1293693C Noise canceling apparatus |
| 12/18/1991 | EP0461931A2 Adaptive equalizer capable of effectively removing a remaining fading in an equalized signal |
| 12/18/1991 | EP0307455B1 Analog/digital adaptive line enhancer |
| 12/03/1991 | USH1005 Gram-schmidt space-time adaptive filter using transverse orthonormal ladder filters |
| 11/29/1991 | CA2043144A1 Decision feedback equalizer with offset allowance |
| 11/13/1991 | EP0456242A1 Automatic equalizer and semiconductor integrated circuit containing such an equalizer |
| 11/12/1991 | US5065241 Ghost cancelling system that cancels ghosts from video signals with a transversal filter |
| 10/30/1991 | CN1014575B Adjustable echo compensator |