Patents for H03H 17 - Networks using digital techniques (9,654)
03/1996
03/26/1996US5502747 Method and apparatus for filtering an electronic environment with improved accuracy and efficiency and short flow-through delay
03/26/1996US5502664 Filter device including SRAM and EEPROM devices
03/26/1996US5502663 Digital filter having independent damping and frequency parameters
03/26/1996US5502277 Filter device and electronic musical instrument using the filter device
03/20/1996EP0702467A1 Digital transmission system synchronizable on initialization sequences
03/20/1996EP0702290A1 Digital dividing apparatus using a look-up table
03/20/1996CN1118969A Method and device for insertion of asynchronous data in a digital signal
03/20/1996CN1118914A Estimation of excitation parameters
03/19/1996US5500874 Digital filtering, data rate conversion and modem design
03/19/1996US5500811 Method of calculating output data points
03/19/1996US5500810 Filter device with memory test circuit
03/13/1996EP0701330A1 DPLL and destuffing circuit using the same
03/12/1996US5499315 Adaptive digital audio interpolation system
03/05/1996US5497152 Digital-to-digital conversion using non-uniform sample rates
02/1996
02/28/1996EP0699005A2 Converting digital data
02/28/1996EP0698877A2 Postfilter and method of postfiltering
02/27/1996US5495507 Filter arrangement implementing a least squares method utilizing rotation matrices
02/27/1996US5495501 Communication system including a digital roll-off filter
02/27/1996US5495432 Apparatus and method for sampling rate conversion
02/27/1996US5495296 Digital signal processing circuit for filtering an image signal vertically
02/20/1996US5493721 Receiver for a digital radio signal
02/20/1996US5493616 Vehicle internal noise reduction system
02/20/1996US5493585 Semi-recursive adaptive equalizer
02/20/1996US5493581 Digital down converter and method
02/20/1996US5493341 Digital non-linear pre-emphasis/de-emphasis apparatus for video signals in a video signal recording and reproducing apparatus
02/20/1996US5493296 Noise shaping circuit and noise shaping method
02/20/1996CA2044707C Adaptive equalizer capable of effectively removing a remaining fading in an equalized signal
02/20/1996CA2039278C Motion adaptive luminance signal and color signal separation filter
02/14/1996EP0696856A2 DS/CDMA receiver having an interference cancelling function capable of assuring a desired reception quality in a narrow-band DS/CDMA system
02/14/1996EP0696848A1 Method of digital signal interpolation
02/13/1996US5491755 Circuit for digital processing of audio signals
02/13/1996US5491754 Method and system for artificial spatialisation of digital audio signals
02/13/1996US5491726 Method and apparatus to determine the frequency and time slot position in a digital wireless communication session
02/13/1996US5491725 Tracking filter and quadrature-phase reference generator
02/13/1996US5491453 Narrow-band filter having a variable center frequency
02/13/1996US5491446 Adapative control device
02/13/1996US5490511 Digital phase shifting apparatus
02/07/1996CN1116348A Adaptive digital audio encoding system
02/06/1996US5490094 Of a digital video input signal
02/06/1996US5489903 Digital to analog conversion using non-uniform sample rates
02/06/1996CA1338040C Sample rate converter
02/01/1996WO1996002981A1 Method and apparatus for echo cancelling with double-talk immunity
01/1996
01/31/1996EP0695032A1 Digital-to-digital sample rate converter
01/30/1996US5488667 Vehicle internal noise reduction system
01/30/1996US5488636 Digital data detector
01/30/1996US5488576 Amplitude adaptive filter
01/30/1996US5488420 Cosmetics filter for smoothing regenerated pictures, e.g. after signal compressing for transmission in a narrowband network
01/24/1996EP0693236A1 Method and arrangement in a transposed digital fir filter for multiplying a binary input signal with tap coefficients and a method for disigning a transposed digital filter
01/24/1996EP0693235A1 Decimation filter
01/24/1996EP0693213A1 Spectral smoothing filter
01/24/1996CN1115541A Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier
01/24/1996CN1115531A Sound modification for use in simultaneous voice and data communications
01/23/1996US5487085 Transmission system with improved equalizer
01/23/1996US5487023 Repeatable finite and infinite impulse response integrated circuit structure
01/17/1996EP0692871A1 Time-reversed infinite impulse response digital filtering of an asymmetric signal
01/16/1996US5485412 Method and apparatus for successive horizontal and vertical data filtering
01/16/1996US5485273 Ring laser gyroscope enhanced resolution system
01/16/1996US5485152 Analog to digital conversion using non-uniform sample rates
01/16/1996US5483962 Complex MTI filter
01/16/1996CA2061849C Digital signal processing apparatus for detecting a frequency component of digital signals
01/12/1996CA2153479A1 Time reversed infinite impulse response digital filtering
01/10/1996EP0691050A1 Circuit for deriving audio signal masking signals
01/10/1996EP0691049A1 Circuit for deriving a quality signal dependent on the quality of a received multiplex signal
01/10/1996EP0691048A1 Digital filter
01/09/1996US5483552 Adaptive equalizing apparatus for controlling the input signal level of quantized feedback
01/09/1996US5483474 D-dimensional, fractional bandwidth signal processing apparatus
01/05/1996CA2153104A1 Digital operational circuit with pathmetrics calculating steps simplified
01/04/1996DE19521609A1 Decimation filter with selectable decimation ratio
01/04/1996DE19518528A1 Digital high-pass filter derived from digital low-pass filter
01/03/1996EP0690623A1 Method of and device for inserting asynchronous data into a digital signal
01/03/1996EP0690621A2 Sample rate converter and sample rate conversion method
01/03/1996EP0690566A1 Filtering method and digital over sampler filter with a finite impulse response having a simplified control unit
01/02/1996US5481565 Method for identifying symbols
01/02/1996US5481267 Sampling rate converter
01/02/1996US5479926 Imaging system display processor
01/02/1996US5479922 Bidirectional filter
01/02/1996CA2152658A1 Sample rate converter and sample rate conversion method
01/02/1996CA2051608C Digital filter and multi-channel decimator
12/1995
12/27/1995EP0688476A1 Digital time signal filtering method and device for transmission channel echo correction
12/26/1995US5479556 Rotation control apparatus employing a comb filter and phase error detector
12/26/1995US5479454 Digital filter with improved numerical precision
12/26/1995US5479363 Programmable digital signal processor using switchable unit-delays for optimal hardware allocation
12/26/1995US5479362 Digital band pass elliptic filter system
12/20/1995EP0688101A1 Digital phase shifter
12/20/1995EP0688099A1 Adaptive filter capable of removing a residual echo at a rapid speed
12/19/1995US5477479 Multiplying system having multi-stages for processing a digital signal based on the Booth's algorithm
12/13/1995EP0687126A1 Audio-frequency filter and method for determining the filtering function of an audio-frequency filter
12/13/1995EP0686320A1 Resampling synchronizer of digitally sampled signals
12/12/1995US5475761 Adaptive feedforward and feedback control system
12/12/1995US5475759 Electronic filters, hearing aids and methods
12/12/1995US5475710 Adaptive equalizer and receiver
12/12/1995US5475628 Asynchronous digital sample rate converter
12/12/1995US5475525 Device for processing a signal
12/12/1995US5475436 Sampling rate converting system for converting the sampling rate of a video signal
12/12/1995CA2040428C Transforming adaptors for wave digital filter and balancing network using same
12/06/1995EP0685135A1 Filter device comprising a recursive filter unit, method of filtering, and transmission system comprising such a filter device
12/06/1995EP0685127A1 Calculation of a scalar product in a direct-type fir filter
12/05/1995US5473699 Vehicle internal noise reduction system
12/05/1995US5473555 Method and apparatus for enhancing frequency domain analysis
12/05/1995CA2070606C High rate of flow digital filtering process and device for using same
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