| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 04/08/2009 | CN101405791A Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples |
| 04/08/2009 | CN100477521C Time discrete filter comprising upsampling, sampling rate conversion and downsampling stages |
| 04/08/2009 | CN100477520C Signal processor |
| 04/07/2009 | US7515089 Signal analysis |
| 04/07/2009 | US7515072 Method and apparatus for converting PCM to PWM |
| 04/02/2009 | WO2009042683A2 Time sequential processing operations |
| 04/02/2009 | WO2009041047A1 Sampling filter device |
| 04/02/2009 | WO2008133679A8 Robust signal detection using correntropy |
| 04/02/2009 | DE102007046181A1 CIC-Filter mit fraktionaler Integration CIC filter with fractional integration |
| 04/01/2009 | EP2043264A1 CIC filter with fractional integration |
| 04/01/2009 | EP2041870A2 Integer represenation of relative timing between desired output samples and corresponding input samples |
| 04/01/2009 | CN101401305A Efficient filtering with a complex modulated filterbank |
| 04/01/2009 | CN100474775C Finite impulse response filter method and apparatus |
| 03/26/2009 | WO2007135928A9 Digital/analog conversion apparatus |
| 03/25/2009 | EP2039098A1 Apparatuses and a method for reducing peak power in a transmitter of telecommunications systems |
| 03/25/2009 | EP2039002A1 Method for processing a digital input signal in a digital domain and digital filter circuit for processing a digital input signal |
| 03/25/2009 | EP2038884A2 Noise synthesis |
| 03/25/2009 | CN101394178A Clock controlling method and circuit |
| 03/25/2009 | CN101394163A Signal conditioning circuit and dual sampling-hold circuit applying the conditioning method |
| 03/25/2009 | CN101394162A Frequency judging circuit and sampling frequency conversion device |
| 03/25/2009 | CN101394161A Sample rate converter |
| 03/25/2009 | CN100473062C Filtering apparatus and method for saving memory space in eight-phased phase-shift keying device |
| 03/24/2009 | CA2426004C System identification method |
| 03/18/2009 | EP2036201A1 Filter unit and method for generating subband filter impulse responses |
| 03/18/2009 | CN101388656A Polarized filtering method based on inclined projection without needs of interference polarization parameter |
| 03/17/2009 | US7505511 Matched filter and spread spectrum receiver |
| 03/12/2009 | DE102007042266A1 Method for rejection of ambient interference signal during measurement of interference emissions of electric and electronic devices, involves digitalizing signal of antenna through analog to digital converter |
| 03/11/2009 | CN101383675A 并联型解码器 Parallel Decoder |
| 03/11/2009 | CN101383602A Filter circuit, receiver using the same and filtering method |
| 03/10/2009 | US7501807 Spectrum analyzer having a resolution filter that can be adjusted via phase-variation parameter |
| 03/04/2009 | EP2031518A2 Circuit |
| 03/04/2009 | EP1994640A4 A wireless receiver circuit with merged adc and filter |
| 03/04/2009 | CN101379701A Digital domain sampling rate converter |
| 03/04/2009 | CN100466471C Spectral envelope adjusting device of signals and a method |
| 03/03/2009 | US7499556 Integrating apparatus |
| 03/03/2009 | US7498957 Jitter-free sample rate conversion |
| 02/26/2009 | WO2008147980A3 Multi-mode audio amplifiers |
| 02/25/2009 | EP2028762A1 Device and method for searching satellite signals |
| 02/25/2009 | CN101373212A Method for tracing satellite signal based on FFT and receiver using the same |
| 02/25/2009 | CN100464500C Geometrical characteristic filtering method for time-frequency aliasing signal |
| 02/24/2009 | US7496151 Transmitting circuit, communication equipment, audio equipment, video equipment, and transmitting method |
| 02/24/2009 | US7496150 Transmission apparatus with variable impedance matching |
| 02/19/2009 | DE102005005021B4 Verfahren zum digitalen Filtern sowie ein digitales Filter und eine Integratorstufe für ein digitales Filter A method for digitally filtering and a digital filter and an integrator stage for a digital filter |
| 02/18/2009 | CN100463493C Method of converting resolution of video signals and apparatus using the same |
| 02/18/2009 | CN100463457C Multi-channel multiplexing cascade integrating comb filter |
| 02/18/2009 | CN100463367C Highpass digital filtering method of nutation frequency automatic tracking |
| 02/18/2009 | CN100463366C Digital medium frequency filtering method |
| 02/17/2009 | US7493354 FIR filter tap architecture for highly dense layout |
| 02/17/2009 | US7492955 Method and apparatus for compression using reversible wavelet transforms and an embedded codestream |
| 02/17/2009 | US7492817 Adaptive digital filter |
| 02/11/2009 | EP0968571B1 Method and arrangement for forming an address for corrector table employed in signal predistortion |
| 02/11/2009 | CN101364799A Design method for pulse interpolation forming filter |
| 02/05/2009 | US20090034981 Optical transceiver wtih equalizing function and a method to setup the optical transceiver |
| 02/04/2009 | CN100459430C N step half-band interpolating filter |
| 02/03/2009 | US7487097 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
| 01/28/2009 | CN100456636C Two kinds of network structure of full-phase DCT/IDCT digital filter |
| 01/27/2009 | US7483931 Signal generator using IIR type digital filter; and method of generating, supplying, and stopping its output signal |
| 01/27/2009 | US7483498 Frequency content separation using complex frequency shifting converters |
| 01/27/2009 | US7482530 Signal processing apparatus and method, recording medium and program |
| 01/22/2009 | WO2009010676A2 Vehicle assist device |
| 01/22/2009 | WO2009010675A2 Vehicle assist method |
| 01/21/2009 | EP1314107B1 Method and apparatus for increasing bandwidth in sampled systems |
| 01/21/2009 | CN101351967A Architecture combining a continuous-time stage with a switched-capacitor stage for digital-to-analog converters and low-pass filters |
| 01/21/2009 | CN100455006C Frequency variation multiple stage filtering method used in ATSC high resolution digital TV |
| 01/15/2009 | WO2009009355A2 Communication of identifiers for peer discovery in a peer-to-peer network |
| 01/15/2009 | WO2009007663A2 Nonlinear filtering device |
| 01/15/2009 | WO2008142278A3 High-frequency receiver with multiple-channel digital processing |
| 01/14/2009 | EP1332552B1 Digital filter with state storage |
| 01/14/2009 | EP1198882B1 Reduced delay implementation of fourier transform based channelizers and de-channelizers |
| 01/14/2009 | CN100452652C Bi-orthogonal filter design method and its design device |
| 01/14/2009 | CN100452651C Multiplierless digital filtering |
| 01/08/2009 | DE102005005022B4 Verfahren zum digitalen Filtern und ein digitales Filter mit einer Integratorstufe und einer Differenziatorstufe A method for digitally filtering and a digital filter with an integrator stage and a Differenziatorstufe |
| 01/07/2009 | EP2012429A1 Noise removing device, weight measuring device, noise removing method, and digital filter designing method |
| 01/07/2009 | CN101340182A Low-complexity implementing method and apparatus for FIR digital filter group |
| 01/07/2009 | CN100449445C Intelligent anti-snoring sleeping pillow |
| 01/02/2009 | DE19882141B4 Adaptive Doppelfilter-Echolöschung Adaptive dual filter echo cancellation |
| 01/02/2009 | DE10329661B4 Adaptiver Sendeentzerrer Adaptive Sendeentzerrer |
| 12/31/2008 | WO2008137059A3 Methods and systems for reducing acoustic echoes in multichannel audio-communication systems |
| 12/31/2008 | CN101334456A Magnetic nuclear resonance radio frequency receiving signal digital downward conversion implementing device and method |
| 12/30/2008 | US7469491 Transmitter predistortion circuit and method therefor |
| 12/27/2008 | CA2632490A1 Autonomous fitness for service assessment |
| 12/25/2008 | US20080317113 System and Method for Run-Time Reconfiguration |
| 12/24/2008 | WO2008155725A1 A device for and a method of processing audio data |
| 12/24/2008 | EP2005422A2 Low complexity subband-domain filtering in the case of cascaded filter banks |
| 12/24/2008 | CN101330283A Method and system for implementing digital filter based on programmable logic structure |
| 12/24/2008 | CN100446425C Method and arrangement for sample-rate conversion |
| 12/23/2008 | US7468940 ITR data reproducing apparatus, record/reproducing system, and interpolation filter |
| 12/18/2008 | WO2008151442A1 System and method for adaptive stimulus-response signal filtering |
| 12/17/2008 | EP2002542A1 Method and device for low delay processing |
| 12/17/2008 | CN101326715A Digital filter |
| 12/16/2008 | US7467172 N dimensional non-linear, static, adaptive, digital filter design using D scale non-uniform sampling |
| 12/16/2008 | US7467171 Digital filter device |
| 12/16/2008 | US7466781 Programmable filter |
| 12/16/2008 | US7466780 Pseudo-random number sequence filter, filtering method and data recording medium |
| 12/11/2008 | WO2008149881A1 Voltage-to-current converter and filter circuit using the same |
| 12/10/2008 | CN101322320A Radio receiver |
| 12/09/2008 | US7463181 Method of suppressing interferences in systems for detecting objects |
| 12/04/2008 | WO2008147980A2 Multi-mode audio amplifiers |
| 12/03/2008 | CN101316102A Wave filter for digital baseband receiver and design method thereof |
| 12/03/2008 | CN101316101A Single frequency and bandpass filtering method |