H03H 17 - Networks using digital techniques

Patents for H03H 17 - Networks using digital techniques (9,654)
12/1994
12/13/1994	US5373460 Method and apparatus for generating sliding tapered windows and sliding window transforms
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	CA2043054C Phase-lock loop device operable at a high speed
12/01/1994	DE4317152A1 Phase modifier for adaptive array antennas
11/1994
11/29/1994	US5369673 Framed digital signal regenerator suitable for microwave digital transmission installations
11/29/1994	US5369606 Reduced state fir filter
11/22/1994	US5367700 Data processing circuit
11/22/1994	US5367540 Transversal filter for use in a digital subscriber line transmission interface
11/22/1994	US5367476 Finite impulse response digital filter
11/17/1994	EP0624302A1 Cosmetics filter for smoothing regenerated pictures, e.g. after signal compressing for transmission in a narrowband network
11/15/1994	US5365468 Sampling frequency converter
11/15/1994	US5365233 Method for digitizing a band-limited, analog signal, analog-digital processing unit to implement the method, a method for digital filtering and a digital filter for its implementation
11/09/1994	EP0623996A1 Reconfigurable programmable digital filter architecture
11/09/1994	EP0623916A1 A method and apparatus for implementing a long-term synthesis filter
11/09/1994	EP0623269A1 Signal sampling
11/09/1994	EP0623265A1 A method and means for transmultiplexing signals between signal terminals and radio frequency channels
11/09/1994	EP0475984B1 Process for equalizing signals by means of test sequences
11/08/1994	US5363412 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization
11/02/1994	EP0622963A2 Apparatus for adaptively tuning to a received periodic signal
11/02/1994	EP0622899A1 Data converter with minimum phase fir filter and method for calculating filter coefficients
11/02/1994	EP0622898A2 Non-recursive half-band filter
11/02/1994	EP0622893A1 Method and apparatus for normalising components of a complex signal
11/02/1994	EP0622798A2 Signal equalizer
11/02/1994	EP0622779A2 Multiple adaptive filter active noise canceller
11/02/1994	EP0381724B1 A segmentation method for use against moving objects
11/01/1994	US5361327 Waveform equalizer apparatus formed of neural network, and method of designing same
11/01/1994	US5361221 Residue calculation circuit
10/1994
10/26/1994	EP0620956A1 Apparatus for reducing the risk of undesirable parameterdrift of an adaptive filter used for echo cancellation
10/19/1994	EP0620641A1 Signal processing device using a plurality of different filters, in particular for coding of audiofrequency voice signals
10/19/1994	EP0619717A1 Method and apparatus for processing images
10/19/1994	CN1093857A Digital non-lenear pre-emphasis/de-emphasis apparatus
10/18/1994	US5357251 Electronic filters, signal conversion apparatus, hearing aids and methods
10/18/1994	US5357248 Sampling rate converter
10/18/1994	US5357144 Complementary logic circuit
10/18/1994	CA1332626C Noise reduction
10/13/1994	WO1994023493A1 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
10/13/1994	WO1994023492A1 Decimation filter
10/13/1994	WO1994023427A1 Spectral smoothing filter
10/12/1994	EP0619649A1 Digital filter
10/12/1994	EP0619050A1 Apparatus and method for pulse compression and pulse generation
10/11/1994	US5355435 Asynchronous temporal neural processing element
10/11/1994	US5355329 Digital filter having independent damping and frequency parameters
10/11/1994	US5355328 Resampling apparatus suitable for resizing a video image
10/05/1994	EP0617795A1 Track filter bias estimation
10/04/1994	US5353310 Data transmission system with reduced error propagation
10/04/1994	US5353306 Tap-weight controller for adaptive matched filter receiver
10/04/1994	US5353026 Fir filter with quantized coefficients and coefficient quantization method
09/1994
09/29/1994	WO1994022265A1 Method and apparatus for enhancing sharpness of a sequence of images subject to continuous zoom
09/29/1994	WO1994022232A1 Radio receiver with digital signal processing
09/29/1994	WO1994022231A1 Radio receiver with digital signal processing
09/29/1994	WO1994022230A1 Circuit for deriving in a signal indicating interference in a received stereo multiplex signal
09/29/1994	WO1994022229A1 Circuit for deriving audio signal masking signals
09/29/1994	WO1994022228A1 Circuit for deriving a quality signal dependent on the quality of a received multiplex signal
09/29/1994	WO1994022227A1 Circuit for deriving a signal indicating interference in a received stereo multiplex signal
09/29/1994	WO1994022226A1 Circuit for deriving a signal dependent on the direction of change of the reception field intensity
09/29/1994	WO1994022219A1 Digital filter
09/29/1994	WO1994022218A1 Rate converter and imaging apparatus
09/28/1994	EP0617521A2 Iterative equalisation of digital signals degraded by multipath fading
09/28/1994	EP0617519A2 Circuit for deriving at least one quality indication of a received signal
09/27/1994	US5351291 Adaptive echo cancellation method and device for implementing said method
09/27/1994	US5351275 Digital serial loop filter for high speed control systems
09/21/1994	EP0616452A1 Hierarchical multistage digital FDM De-/multiplexer
09/21/1994	EP0616434A1 Digital superheterodyne receiver and method for baseband filtering
09/20/1994	US5349548 Non-integral delay circuit
09/20/1994	US5349547 Bidimensional FIR filter
09/20/1994	US5349546 Method and apparatus for non-linear signal processing with reduced upper harmonic components
09/20/1994	CA2038653C Method for the determination of fir filter coefficients in equalizers
09/20/1994	CA2016739C Digital signal filter circuit
09/16/1994	CA2118976A1 Intermediate frequency digital receiver and basefand process used in said receiver
09/15/1994	WO1994021061A1 A multi-channel digital transmitter and receiver
09/15/1994	WO1994021041A1 Digital time signal filtering method and device for transmission channel echo correction
09/15/1994	DE4333172A1 Complex MTI filter
09/14/1994	EP0615340A1 Low-delay subband adaptive filter
09/14/1994	EP0615224A2 A method of determining the sound transfer characteristic of an active noise control system
09/06/1994	US5345511 Digital signal attenuation circuit for a compact disc-interactive player
09/01/1994	WO1994019869A1 Resampling synchronizer of digitally sampled signals
09/01/1994	WO1994019790A1 Method for generating a spectral noise weighting filter for use in a speech coder
09/01/1994	WO1994016499A3 Signal processing system
09/01/1994	WO1994000821A3 High-speed processing apparatus and method, signal analyzing system, and measurement apparatus and method
09/01/1994	DE4337135C1 Drop-and-add multiplexer for converting and conditioning a frequency-division multiplex signal
08/1994
08/31/1994	EP0613318A1 Microphone apparatus
08/31/1994	EP0612447A1 Adaptive filter.
08/31/1994	EP0612423A1 Selectively configurable integrated circuit device for performing multiple digital signal processing functions
08/30/1994	US5343496 Interference suppression in CDMA systems
08/30/1994	US5343414 Apparatus for adaptively tuning to a received periodic signal
08/30/1994	US5343335 Signal processing system having intersymbol-interference cancelling means and method of same
08/30/1994	US5343247 Filter circuit for preprocessing a video signal to be coded
08/25/1994	DE4405817A1 Automatic equaliser
08/24/1994	EP0612148A2 Digital filtering circuit operable as a three-stage moving average filter
08/24/1994	EP0612147A1 Digital filter building block
08/23/1994	US5341335 Decimating filter
08/18/1994	WO1994017762A1 Improved method and system for on-line system identification
08/17/1994	EP0611089A2 Active acoustic control system matching model reference
08/17/1994	EP0610911A2 Narrow-band filter having a variable center frequency
08/16/1994	US5339335 Method and apparatus for digitally processing and filtering signals in industrial control applications
08/16/1994	US5339264 Symmetric transposed FIR digital filter
08/16/1994	US5339263 Combined decimation/interpolation filter for ADC and DAC
08/16/1994	US5339251 Apparatus for adaptively tuning to a received periodic signal
08/16/1994	CA2020119C Digital word output high-pass filter apparatus

1 ... 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 ... 97