| Patents for H03H 21 - Adaptive networks (3,855) |
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| 09/26/2013 | US20130253331 Method and apparatus for estimating pulse rate |
| 09/18/2013 | CN103312297A Iterated extended increment Kalman filtering method |
| 09/04/2013 | CN103281054A Self adaption filtering method adopting noise statistic estimator |
| 08/22/2013 | DE10027789B4 Verfahren und Einrichtung zur Bestimmung von Übertragungsfunktion und Impulsantwort in Niederspannungsnetzen mit Hilfe von Bandspreizsignalen Method and apparatus for determining transfer function and impulse response in low voltage distribution systems using Bandspreizsignalen |
| 08/21/2013 | EP2629550A2 Hearing device with adaptive filter and method of filtering an audio signal |
| 08/14/2013 | DE102004043918B4 Digitales Empfangsgerät und Funkkommunikationssystem Digital receiver and radio communication system |
| 08/14/2013 | CN103248337A Spatio-temporal cascaded method for suppressing external interference of oblique ionogram |
| 07/31/2013 | CN103227623A Step value-variable LMS (Least Mean Square) self-adaptation filtering algorithm and filter |
| 07/31/2013 | CN101609695B Optical information recording method, optical information reproduction method and optical disk device |
| 07/30/2013 | CA2553784C Improved coding techniques using estimated spectral magnitude and phase derived from mdct coefficients |
| 07/24/2013 | CN103222192A Signal processing device, signal processing method, and signal processing program |
| 07/17/2013 | CN103208978A Broadband self-adaption harmonic elimination device based on method of images |
| 07/03/2013 | CN102520726B Estimation method of atmosphere angle of attack and angle of sideslip in high-angle-of-attack flight status |
| 06/19/2013 | CN203014760U Active filter |
| 06/19/2013 | CN103166600A Adaptive filtering of blocker signals in demodulators |
| 06/19/2013 | CN101923862B Method and system for processing subband signals using adaptive filters |
| 06/12/2013 | CN103152014A Implementation method of Metropolis-Hastings variation particle swarm resampling particle filter |
| 06/05/2013 | CN202978859U Device for enabling encoder to resist interference |
| 06/05/2013 | CN103138714A Hardware implementation of least means square (LMS) self-adapting filter with high performance |
| 05/30/2013 | WO2013076353A1 Over-load protection of radio receivers |
| 05/29/2013 | CN102064798B Negative-feedback self-adaption on-line and real-time filtering method and system |
| 05/21/2013 | US8447190 Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system |
| 05/16/2013 | US20130121395 Folding sequential adaptive equalizer |
| 05/01/2013 | CN202918258U Vibration compensation control module based on BLMS transversal filter |
| 05/01/2013 | CN103078640A RLS (Recursive Least Square) adaptive filtering calibration algorithm for ADC (Analog Digital Converter) |
| 05/01/2013 | CN103078604A 有源滤波器 Active Filter |
| 05/01/2013 | CN101888223B System and method for active noise control with adaptive speaker selection |
| 04/17/2013 | CN101421923B System identifying method and system identifying device |
| 04/11/2013 | US20130090077 Gain control systems and methods for controlling an adjustable power level |
| 04/10/2013 | CN103036530A Adaptive filtering circuit capable of reducing operation amount |
| 04/03/2013 | CN103023459A Processing method, processing system and control system of Kalman filter |
| 04/03/2013 | CN101777887B FPGA (Field Programmable Gata Array)-based unscented kalman filter system and parallel implementation method |
| 03/27/2013 | CN103004086A Self-adaptive filtering method and system based on error sub-band |
| 03/20/2013 | CN101715130B Adaptive decimation filter |
| 03/14/2013 | WO2013036154A1 Method for adaptive filtering of a signal |
| 03/06/2013 | CN102957993A Low-power-consumption WOLA (Weighted Overlap-Add) filterbank and analyzing and integrating stage circuit |
| 02/20/2013 | EP2560281A2 System estimation method and program, recording medium, and system estimation device |
| 02/19/2013 | CA2787916A1 Method and system for measuring amplitude and phase difference between two sinusoidal signals |
| 02/13/2013 | CN202737827U Adaptive band-stop filter |
| 02/13/2013 | CN102931946A Flatness measurement signal processing method based on Kalman filter |
| 02/06/2013 | EP2553430A1 Adaptive linear filter for real time noise reduction in surface plasmon resonance sensorgrams |
| 01/30/2013 | EP2551850A1 Methods and apparatuses for convolutive blind source separation |
| 01/17/2013 | DE102012202469B3 Hörvorrichtung mit einem adaptiven Filter und Verfahren zum Filtern eines Audiosignal The hearing device with an adaptive filter and method for filtering an audio signal |
| 01/16/2013 | CN102884418A Adaptive linear filter for real time noise reduction in surface plasmon resonance sensorgrams |
| 01/02/2013 | CN1788416B Signal processing apparatus and method, and signal decoding apparatus and method |
| 12/27/2012 | WO2012139737A4 Apparatus and method for data processing for physiological signals |
| 12/26/2012 | CN202634471U Voltage mode transmitter equalizer |
| 12/19/2012 | CN102832908A Wavelet transform and variable-step-size LMS (least mean square) adaptive filtering based signal denoising method |
| 12/19/2012 | CN101635563B Method and device for processing time domain signal of real-value |
| 12/05/2012 | EP2530841A2 Adaptive mains filter |
| 12/05/2012 | EP2530840A1 Efficient sub-band adaptive FIR-filtering |
| 12/05/2012 | CN101459632B Adaptive equalizing circuit and method |
| 11/28/2012 | CN1875403B Signal processing method and apparatus |
| 11/14/2012 | CN101860347B Stochastic resonance signal recovery method based on signal classification |
| 11/08/2012 | WO2012150942A1 Low-delay filtering |
| 11/07/2012 | CN102769444A Digital filter group for demodulating multiple paths of asymmetric binary phase shift keying (ABPSK) signals |
| 10/31/2012 | CN102761507A Method for processing signals |
| 10/25/2012 | DE102011007846A1 Verfahren zum Bearbeiten von Signalen A method for processing signals |
| 10/24/2012 | CN202503486U Broadband adaptive harmonic elimination device |
| 10/18/2012 | WO2012139737A1 Apparatus and method for data processing for physiological signals |
| 10/18/2012 | WO2012139357A1 Method for constructing subband self-adaptive filter |
| 10/17/2012 | EP2510895A1 Systems and methods for calibrating power measurements in an electrosurgical generator |
| 10/03/2012 | CN101977034B Backlash self-adaptive filter and method for modeling and compensating hysteresis thereof |
| 09/26/2012 | CN102694528A Method and apparatus for adaptive control of the decimation ratio in asynchronous sample rate converters |
| 09/20/2012 | WO2012125230A1 Apparatus and method for convergence control of acoustic echo cancelling |
| 09/18/2012 | US8270466 Adaptive decimation filter |
| 09/06/2012 | US20120224661 Digital Equalization Process and Mechanism |
| 09/05/2012 | EP2495874A2 Apparatus and method for adaptive signal processing |
| 09/05/2012 | CN202424649U Short-wave adaptive array processor based on CPCI (Compact Peripheral Component Interconnect) bus |
| 08/22/2012 | CN102647169A Noise reduction device for detecting weak voltage signals of cable |
| 08/09/2012 | WO2012104828A1 A method and apparatus for hierarchical adaptive filtering |
| 08/01/2012 | CN102624338A Volterra-filtering-based power amplifier pre-distortion method for double-loop feedback model |
| 07/25/2012 | CN101635564B Analysis filter bank and filter analysis method |
| 07/18/2012 | CN102592605A Signal processing method and apparatus |
| 07/12/2012 | WO2012094087A1 Apparatus and method for adaptive i/q imbalance compensation |
| 07/11/2012 | EP2474436A2 Switched Beam Antenna Architecture |
| 07/11/2012 | CN102571034A Random circulant matrix-based analog compressed sensing sampling method and system |
| 07/04/2012 | CN102545835A Rapid convergence self-adaptive filter based on both interpolation and quick clock |
| 07/04/2012 | CN102545834A Method and device for filtering high-speed sampling signal in real time based on digital signal processor (DSP) |
| 06/27/2012 | CN102520726A Estimation method of atmosphere angle of attack and angle of sideslip in high-angle-of-attack flight status |
| 06/27/2012 | CN101873121B Method for processing signals of non-linear dynamic system on basis of histogram estimation particle filtering algorithm |
| 06/20/2012 | EP2465219A1 Filter device |
| 06/14/2012 | US20120150934 Receiver Having an Adaptive Filter and Method of Optimizing the Filter |
| 06/13/2012 | EP2462427A1 Adaptive linear filter for real time noise reduction in surface plasmon resonance systems |
| 06/13/2012 | CN101972170B Self-adapting filter for least square support vector machine and filtering method thereof |
| 05/31/2012 | US20120134685 Loop filter |
| 05/23/2012 | CN102472706A Adaptive linear filter for real time noise reduction in surface plasmon resonance systems |
| 05/23/2012 | CN101807903B Self-adapting filter, filtration method and repeater |
| 05/23/2012 | CN101427465B Effective adaptive filtering techniques |
| 05/22/2012 | US8184819 Microphone array signal enhancement |
| 05/10/2012 | WO2012059909A1 Adaptively scaled parameter estimator |
| 05/09/2012 | CN101577536B Method for realizing improved LMS algorithm |
| 05/02/2012 | CN102439879A 滤光设备 Optical equipment |
| 04/25/2012 | CN102427341A 基于卡尔曼滤波的远程迭代学习控制系统传输噪声抑制方法 Kalman filter remote iterative learning control system based on transmission noise suppression method |
| 04/24/2012 | US8165465 Apparatus and method of controlling tap coefficient of transversal filer, optical receiver apparatus, and optical communication system |
| 04/18/2012 | CN102420584A Shortwave adaptive array processor based on compact peripheral component interconnect (CPCI) bus |
| 04/12/2012 | WO2012046582A1 Signal processing device, signal processing method, and signal processing program |
| 04/10/2012 | US8155176 Digital equalization process and mechanism |
| 03/28/2012 | CN102394593A Integrated least-mean-square (LMS) adaptive filter and method |
| 03/21/2012 | CN1551191B Method and device used for recoding and reproducing digital information signal |