H03H 17 - Networks using digital techniques

Patents for H03H 17 - Networks using digital techniques (9,654)
12/2002
12/03/2002	US6489901 Variable duty cycle resampling circuits and methods and sample rate converters using the same
12/03/2002	US6489802 Digital signal transition splitting method and apparatus
11/2002
11/28/2002	US20020178193 Method for filtering signals from nonlinear dynamical systems
11/27/2002	EP1261125A1 Wide dynamic range filtering method for recursive digital filter in a signal processor (DPS) operating with integer numbers
11/27/2002	EP1260022A1 Band pass filter from two notch filters
11/27/2002	EP1259965A1 Sampling system with optimized sampling rate
11/26/2002	US6487573 Multi-rate digital filter for audio sample-rate conversion
11/26/2002	US6487529 Audio processing device, receiver and filtering method for filtering a useful signal and restoring it in the presence of ambient noise
11/26/2002	US6487193 Path searched device and CDMA receiver with the same
11/26/2002	US6487190 Efficient multichannel filtering for CDMA modems
11/26/2002	US6486815 Oversampling circuit and digital/analog converter
11/26/2002	US6486813 Oversampling circuit digital/analog converter
11/21/2002	WO2002093181A1 Waveform detector and state monitoring system using it
11/21/2002	US20020174154 Two-dimensional pyramid filter architecture
11/21/2002	US20020171574 Oversampling circuit and digital/analog converter
11/20/2002	EP1258082A2 Fir filter tap architecture for highly dense layout
11/19/2002	US6483872 Method and apparatus for reducing convergence time
11/14/2002	WO2002091588A1 Sub-band adaptive differential pulse code modulation/encoding apparatus, sub-band adaptive differential pulse code modulation/encoding method, wireless transmission system, sub-band adaptive differential pulse code modulation/decoding apparatus, sub-band adaptive differential pulse code modulation/decoding method, and wirel
11/14/2002	WO2002091222A1 System, method and computer readable medium for a signal subband coder
11/14/2002	WO2002091219A1 Method and apparatus for jointly optimizing linear signal processing filters with subband filters
11/14/2002	DE10214070A1 Digitalsignalübergangsspaltungsverfahren und -vorrichtung Digital signal transition splitting method and apparatus
11/12/2002	US6480535 Generating multi-channel outputs simultaneously in a receiver using polyphase filter
11/12/2002	US6480534 Apparatus and method for a reduced component equalizer circuit
11/12/2002	CA2255321C Method and device for discrete-time reactance measurement
11/12/2002	CA2118915C Process for reducing frequency interlacing during acoustic or optical signal transmission and/or recording
11/07/2002	WO2002089334A1 Resampling system and apparatus
11/07/2002	WO2002089116A1 Inverse filtering method, synthesis filtering method, inverse filter device, synthesis filter device and devices comprising such filter devices
11/07/2002	WO2002089061A2 Two-dimensional pyramid filter architecture
11/07/2002	US20020165679 Method for measuring system clock signal frequency variations in digital processing systems
11/07/2002	US20020164037 Sound image localization apparatus and method
11/07/2002	US20020163959 Shortening impulse reponse fliter (SIRF) and design technique therefor
11/07/2002	DE10138683C1 Equalisation method for digital audio signal uses filter bank with series digital filters having adjustable filter characteristics
11/06/2002	EP1254527A1 Integrated beamforming/rake/mud cdma receiver architecture
11/06/2002	CN1378397A Realising device for baseband forming filter in stream line mode
11/06/2002	CN1093994C Wireless digital communication device, and pulse shaping network
10/2002
10/31/2002	WO2002086755A1 Method and apparatus for parallel signal processing
10/31/2002	US20020161806 System and method for a highly-programmable fir filter
10/31/2002	US20020159551 Efficient multicarrier filter
10/31/2002	US20020159471 Matched filter and timing detection method
10/31/2002	US20020158988 Arrangement for processing video signals
10/31/2002	US20020158799 Direction of Arrival Estimation Method and Radio Reception Apparatus
10/29/2002	US6473475 Sample rate converter using polynomial interpolation
10/29/2002	US6473014 Sampling device having an intrinsic filter
10/29/2002	US6473008 System for sampling a data signal
10/24/2002	WO2002084234A1 Apparatus and method for the analysis of signal frequencies
10/24/2002	US20020156820 Frequency converter
10/23/2002	EP1251463A1 Arrangement for processing video signals
10/23/2002	EP1250759A1 Band pass filter from two filters
10/23/2002	EP1250758A1 Band pass filter with improved group delay
10/23/2002	CN1376333A Filter unit comprising a core filter, decimator and inter polator
10/22/2002	US6470365 Method and architecture for complex datapath decimation and channel filtering
10/22/2002	US6469591 Method to find a value within a range using weighted subranges
10/17/2002	WO2002082106A1 Method and device for analysing a digital audio signal
10/17/2002	WO2002060261A3 High speed filter
10/17/2002	US20020152251 Low power CSD linear phase FIR filter architecture using virtual common subexpression and filter design method therefor
10/17/2002	US20020150174 Programmable baseband module
10/16/2002	EP1040575B1 Digital signal filter using weightless neural techniques
10/16/2002	EP0906681A4 Improved coding system for digital transmission compression
10/16/2002	CN1375126A Reduced power matched filter using precomputation
10/16/2002	CN1092872C Bit serial digital expander
10/16/2002	CN1092861C Limited impulse excited response electric filter equalizer with low noise and its noise reducing method
10/15/2002	US6466633 Methods and apparatus for implementing a receiver filter with logarithmic coefficient multiplication
10/15/2002	US6466615 Delay locked loop based circuit for data communication
10/15/2002	CA2102328C Two stage accumulator for use in updating coefficients
10/10/2002	WO2002080363A1 Two-dimensional pyramid filter architecture
10/10/2002	WO2002080362A1 Aliasing reduction using complex-exponential modulated filterbanks
10/10/2002	WO2002080098A2 Pyramid filter
10/10/2002	US20020147752 Filtering method and apparatus
10/10/2002	US20020145547 Method and apparatus for analog to digital conversion utilizing a moving sum
10/10/2002	US20020145546 Method and apparatus for sample rate conversion for use in an analog to digital converter
10/10/2002	US20020145449 Digital signal transition splitting method and apparatus
10/09/2002	CN1373930A Digital filter design method and apparatus for noise suppression by spectral substraction
10/09/2002	CN1092440C Transmission device with echo eliminating function
10/08/2002	US6462682 Sample rate conversion method and apparatus
10/03/2002	WO2002078183A1 Filter apparatus, reception apparatus, transmission apparatus, diffusion modulation apparatus, pseudo-random number sequence output apparatus, filter method, reception method, transmission method, diffusion modulation method, pseudo-random number sequence output method, and program
10/03/2002	WO2002078182A2 Two-dimensional pyramid filter architecture
10/03/2002	US20020143833 Decimation filter
10/03/2002	US20020143832 Pyramid filter
10/03/2002	US20020141504 Receiver
10/03/2002	US20020141480 Method and device for synchronizing mobile radio receivers in a mobile radio system
10/03/2002	US20020141478 Apparatus for initial power control for spread-spectrum communications
10/03/2002	US20020140853 Sampling rate conversion apparatus and method thereof
10/02/2002	DE10112275A1 Interpolator Interpolator
10/02/2002	CN1372718A Digit filter design
10/01/2002	CA2195261C Echo canceler e-side speech detector
09/2002
09/26/2002	WO2002076055A1 Interface circuit
09/26/2002	WO2000054142A3 Device for comparing data sequences
09/26/2002	US20020138531 Systems and methods for a partial sum digital fir filter
09/26/2002	US20020136323 Low-order HDSL2 transmit filter
09/26/2002	US20020136289 Method of slewing a digital filter providing filter sections with matched gain
09/26/2002	US20020136288 Data adaptive ramp in a digital filter
09/26/2002	US20020136280 Matched filter and method for determining correlation
09/26/2002	US20020135351 Resolution filter for a spectrum analyzer
09/25/2002	CN1371548A 采样速率变换器 Sampling rate converter
09/25/2002	CN1371179A Sample rate converting device and method
09/24/2002	US6457032 Efficient flexible digital filtering
09/24/2002	US6456608 Adaptive vector correlator using weighting signals for spread-spectrum communications
09/19/2002	WO2002073615A1 Optical disc reproduction apparatus
09/19/2002	US20020133524 Interpolator
09/19/2002	US20020131487 Digital filter with state storage

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