Patents
Sitemap › H03 - Basic electronic circuitry › H03H - Impedance networks, e.g. resonant circuits; Resonators › H03H 17 - Networks using digital techniques
Patents for H03H 17 - Networks using digital techniques (9,654)
10/2010
10/06/2010CN101854154A Design method of digital direct current trapper
10/06/2010CN101854151A Frequency tuning method and system for transconductance-capacitance filter
09/2010
09/30/2010WO2010109551A1 Filter circuit, transmission filter circuit, semiconductor integrated circuit, communication device, and method for adjusting timing of filter circuit
09/29/2010EP2232704A1 Noise suppression method and apparatus
09/29/2010EP2232703A1 Noise suppression method and apparatus
09/29/2010CN101051825B Sampling frequency converter and signal switching apparatus
09/28/2010US7805293 Band correcting apparatus
09/23/2010WO2009086060A8 Method and apparatus for generating or utilizing one or more cycle-swallowed clock signals
09/23/2010DE102009013287A1 Goertzel finite impulse response filter, has multiplicator with output connected with input of adder and input of subtractor, where outputs of adder and subtractor are connected with outputs of parameter blocks
09/23/2010DE102009009853A1 Fundamental electronic circuit, particularly Goertzel-finite impulse response-filter, has identical cascade-switched filters starting with transfer function, where each filter consists of cascade-switched sections with transmission function
09/21/2010US7800459 Ultra-high bandwidth interconnect for data transmission
09/15/2010CN1744436B Digital filter for transmission-end pulse shaping
09/15/2010CN101834582A Method and device for optimizing FIR (Far Infrared Ray) filter
09/15/2010CN101834581A Filtering apparatus, filtering method, program, and surround processor
09/15/2010CN101833306A Multi-program-segment continuous acceleration and deceleration control method based on advanced-filter technology
09/15/2010CN101364799B Design method for pulse interpolation forming filter
09/09/2010DE102009009565A1 Empfängerschaltung, Verwendung und Verfahren zum Empfang für ein codiertes und moduliertes Funksignal Receiver circuit, use and method for receiving a coded and modulated radio signal
09/09/2010DE102008058496B4 Filterbanksystem mit spezifischen Sperrdämpfungsanteilen für eine Hörvorrichtung Filter bank system with specific stopband attenuation shares for a hearing apparatus
09/08/2010CN201576939U Low pass filter
09/08/2010CN1997999B Systems and methods to determine elastic properties of materials
09/08/2010CN101826886A Transceiving device with functions of power amplification and frequency hopping
09/08/2010CN101826855A Signal regulation system having summing-delta regulator
09/08/2010CN101826854A Tracking wave filter and correction device thereof
09/08/2010CN101826853A Method and system for unconstrained frequency domain adaptive filtering
09/08/2010CN101826852A Unscented particle filtering method based on particle swarm optimization algorithm
09/08/2010CN101286963B Wideband adaptive digital predistortion engine apparatus based on programmable device
09/01/2010EP2223405A1 Method and device for filtering a filter output current and / or voltage of an inverter output
09/01/2010CN101820287A Interpolation filter applied to dual-channel audio delta-sigma digital-to-analog converter
09/01/2010CN101819777A Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
08/2010
08/26/2010WO2010094710A2 Low delay modulated filter bank
08/26/2010CA2750673A1 Low delay modulated filter bank
08/25/2010CN1937404B Filter set and its efficiency improving method
08/18/2010CN201557243U Low-pass circuit
08/18/2010CN101809868A Sampling filter device
08/18/2010CN101807903A Self-adapting filter, filtration method and repeater
08/18/2010CN101807902A Complex coefficient linear-phase infinite impulse response digital filter
08/18/2010CN101807901A Method, device and system for controlling signal attenuation
08/18/2010CN101807900A Particle filter technology based on parallel genetic resampling
08/11/2010CN101800526A 滤波方法及滤波器 Filtering method and filter
08/05/2010WO2010088293A2 Channel select filter apparatus and method
08/05/2010WO2010088017A1 Digital signal processing block with preadder stage
08/05/2010US20100196017 Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system
08/04/2010EP2214333A1 Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system
08/04/2010CN101795122A Charge domain filter device
07/2010
07/29/2010DE10311840B4 Verfahren und Vorrichtung zur elektrischen Impedanzmessung eines Körpers Method and device for measuring electrical impedance of a body
07/28/2010CN101789770A Method for tuning a digital compensation filter within a transmitter, and associated digital compensation filter and associated calibration circuit
07/22/2010WO2010081901A1 Signal processing arrangement and signal processing method
07/21/2010CN201533291U Digital controlled attenuator for improving efficacy
07/14/2010CN101777885A Method and device for determining filter coefficients
07/13/2010US7756229 Apparatus and method for adjusting filter frequency in relation to sampling frequency
07/13/2010US7756110 Network-based control of audio/video stream processing
07/13/2010US7755641 Method and system for decimating an indexed set of data elements
07/08/2010US20100174536 Method and device for adaptive bandwidth pitch search in coding wideband signals
07/07/2010CN201523362U Filter device
07/07/2010CN101771399A Singlechip-based MDAC narrowband tracking filter and realizing method thereof
07/07/2010CN101771398A Quadrilateral mutation filtering method for telemetry data
07/07/2010CN101286226B Diminished image digital filtering method and device
07/01/2010WO2010074849A1 Multi-staging recursive audio frame-based resampling and time mapping
07/01/2010WO2010072963A1 Polyphase decomposition of a filter bench for oversampled ofdm
07/01/2010DE102009052539A1 Signalverarbeitungseinheit, Signalverarbeitungsverfahren und Aufzeichnungsmedium Signal processing unit, signal processing method, and recording medium
06/2010
06/30/2010EP2202883A1 Wide-band signal processor
06/30/2010CN101764624A Method, unit, device and system for signal attenuation
06/24/2010WO2010071519A1 Systems and methods for filtering a signal
06/24/2010US20100157950 System for using rapid acquisition spreading codes for spread-spectrum communications
06/23/2010EP2200180A1 Subband signal processing
06/23/2010CN201515355U Automatic frequency-selection narrowband bandpass filter
06/23/2010CN1929683B RSSI filtering method filtering apparatus and implementing circuit therof
06/23/2010CN101167250B Dynamic range control and equalization method and apparatus of digital audio using warped processing
06/16/2010CN1985442B Digital linearizing system
06/16/2010CN101741424A Method for rapidly capturing multi-mode high dynamic spread spectrum signal
06/16/2010CN101741350A Method and device for compensating Infinite Impulse Response (IIR) filter in non-linear manner
06/16/2010CN101741349A Circuit for filtering stochastic resonance noise and detecting weak periodic signal
06/16/2010CN101741348A Multiphase filter, digital signal processing system and filtering method
06/16/2010CN101162895B High speed FIR filter realizing device
06/10/2010WO2010064485A1 Multiplexer, demultiplexer, communication device, and relay satellite
06/10/2010WO2010064450A1 Sampling circuit and receiver using same
06/10/2010WO2010063097A1 Frequency agile filter using a digital filter and bandstop filtering
06/10/2010WO2010063096A1 Frequency agile filter using a digital filter and bandstop filtering
06/10/2010CA2745354A1 Demultiplexing apparatus, multiplexing apparatus, communication apparatus, and relay satellite
06/10/2010CA2745047A1 Frequency agile filter using a digital filter and bandstop filtering
06/10/2010CA2745003A1 Frequency agile filter using a digital filter and bandstop filtering
06/09/2010CN1768476B Sample rate converter and method, device comprising the sample rate converter
06/09/2010CN101729042A Method for increasing speed and method for reducing speed
06/09/2010CN101729041A Method and device for realizing filter in multi-rate processing
06/09/2010CN101150306B A design method for limited impact response filter
06/09/2010CN101072018B Digital signal frequency-division filter method and system
06/02/2010DE19535839B4 Automatischer Amplitudenentzerrer An automatic amplitude
06/02/2010CN201499172U Frequency modulation digital exciter based on FPGA
06/02/2010CN101340182B Low-complexity implementing method and apparatus for FIR digital filter group
06/02/2010CN101257288B Finite impulse response digit filter capable of configuring parameter
06/02/2010CN101242168B A realization method and device for FIR digital filter direct-connection
06/02/2010CN101232277B Sampling frequency converting apparatus
06/02/2010CN101098163B Time division multiplex and time reversal based IDMA wireless communication scheme
06/02/2010CN101061473B Low-complexity nonlinear filters
05/2010
05/27/2010DE102009001653A1 Hybrider Signalprozessor Hybrid signal processor
05/27/2010DE102008058496A1 Filterbanksystem mit spezifischen Sperrdämpfungsanteilen für eine Hörvorrichtung Filter bank system with specific stopband attenuation shares for a hearing apparatus
05/26/2010CN201490989U 225 MHz-512 MHz 100W ultra-high power co-address filter
05/26/2010CN201490988U 30 MHz-512 MHz 100W ultra-high power co-address filter
05/26/2010CN1964188B A draw-off filter device of increment modulation type conversion
05/26/2010CN1578137B Rational sample rate conversion method and system
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