Patents
Patents for H03H 7 - Multiple-port networks comprising only passive electrical elements as network components (15,104)
10/2008
10/23/2008WO2008125817A1 Controlling amplifier input impedance
10/23/2008US20080260017 Selective slicing equalizer
10/23/2008US20080260015 Method and apparatus for improved high-speed adaptive equalization
10/23/2008US20080260014 Apparatus for and Method of Controlling a Feedforward Filter of an Equalizer
10/23/2008US20080260013 Equalization with Selection of Samples
10/23/2008US20080258848 Spring loaded microwave interconnector
10/23/2008US20080258838 Multilayer balun, hybrid integrated circuit module, and multilayer substrate
10/23/2008US20080258837 Balun signal transformer
10/23/2008US20080258836 Impedance matching methods and systems performing the same
10/23/2008DE102007027155A1 Wellenleiter-System mit differenziellem Wellenleiter Optic system with differential waveguide
10/22/2008EP1293036B1 Demodulation filter
10/22/2008CN101291141A Resistance matching method and system for performing the method
10/21/2008US7440729 Apparatus, methods and articles of manufacture for output impedance matching using multi-band signal processing
10/21/2008US7440499 Fractional spaced equalizer
10/21/2008US7440498 Time domain equalization for discrete multi-tone systems
10/21/2008US7440497 Serial data link using decision feedback equalization
10/16/2008WO2008124442A1 Dipole antenna with improved performance in the low frequency range
10/16/2008WO2008103588A3 Broadband rf connector interconnect for multilayer electronic packages
10/16/2008US20080252395 Compact Coils for High Performance Filters
10/15/2008EP1980099A2 Filter device
10/15/2008EP1844499B1 Use of superconductor components in thin layers as variable inductance and devices including said components and corresponding control method
10/15/2008CN101288229A Transferred-impedance filtering in RF receivers
10/15/2008CN101288228A Method and apparatus for estimating the step-size of an adaptive equalizer
10/15/2008CN101286965A Demodulator with multiple operating modes for amplitude shift keyed signals
10/15/2008CN101286055A High speed air-floating main shaft temperature alarming and rotation speed monitoring system
10/15/2008CN100426708C Signal-to-jamming ratio evaluating method
10/15/2008CN100426670C Multiphase filter circuit
10/15/2008CN100426667C Electromagnetic interference eliminator for power system automation apparatus
10/15/2008CN100426428C Transmission line type quiet filter
10/14/2008US7437345 Image rejection mixer and multiband generator
10/14/2008US7437252 Configurable voltage regulator
10/14/2008US7436882 Decision feedback equalizer and clock and data recovery circuit for high speed applications
10/14/2008US7436881 Per-bin DFE for advanced OQAM-based multi-carrier wireless data transmission systems
10/14/2008US7436268 Signal transmission structure, circuit board and connector assembly structure
10/14/2008US7436267 Microstrip line dielectric overlay
10/09/2008WO2008119680A1 Lock-in amplifier and method for filtering a measurement signal using such an amplifier
10/09/2008US20080247453 Current mode logic multi-tap feed-forward equalizer
10/09/2008US20080247452 Adaptive equalizer for use with clock and data recovery circuit of serial communication link
10/08/2008EP1380104B1 Low-pass filter with only passive components for xdsl path decoupling
10/08/2008EP1230733B1 Adsl filter
10/08/2008CN100424995C Electromagnetic interference filter
10/07/2008US7433402 Finite-length equalization over multi-input multi-output (MIMO) channels
10/07/2008US7433401 Mixed-mode signal processor architecture and device
10/07/2008US7433399 Method and apparatus for generating coefficients in continuous time equalizers
10/07/2008US7433397 Partial response receiver with clock data recovery
10/07/2008US7433175 Solid electrolytic capacitor, distributed constant type noise filter, and method of producing the same
10/07/2008US7432784 Noise filter and mounted structure of noise filter
10/07/2008US7432783 Filter device substrate and filter device
10/07/2008US7432782 Signal splitter
10/07/2008US7432781 Monolithic duplexer and fabrication method thereof
10/07/2008US7432780 Rectangular-to-circular mode power combiner/divider
10/07/2008US7432779 Transmission line impedance matching
10/07/2008US7432778 Arrangement and method impedance matching
10/07/2008US7432774 Microstrip line dielectric overlay
10/02/2008WO2008118046A1 Coupled line step attenuator
10/02/2008WO2008117710A1 Photosensitive dielectric paste and electronic part made with the same
10/02/2008WO2005099318A3 Apparatus for powering an electronic musical instrument
10/02/2008US20080242344 Isolation Trap Circuit, Antenna Switch Module, and Transmission Circuit
10/02/2008US20080240222 System and method for balancing delay of signal communication paths through well voltage adjustment
10/02/2008US20080240219 Methods And Circuits For Performing Margining Tests In The Presence Of A Decision Feedback Equalizer
10/02/2008US20080240218 Automatic calibration circuit for a continuous-time equalizer
10/02/2008US20080238574 Multilayer filter
10/02/2008US20080238573 Coupling Circuit and Network Device for Power Line Communication
10/02/2008US20080238569 Variable Matching Circuit
10/02/2008US20080238568 Package embedded three dimensional balun
10/02/2008US20080238567 Electrical Component for the Front End Circuit of a Transceiver
10/01/2008CN101277097A Variable gain amplifier with high bandwidth and linearity as well as operation method thereof
10/01/2008CN100423456C Efficient high-frequency amplifier and radio transmitter
09/2008
09/25/2008WO2008115166A1 Programmable loop filter for use with a sigma delta analog-to-digital converter
09/25/2008WO2008114681A1 Passive part
09/25/2008WO2008114455A1 Switching capacity generation circuit
09/25/2008US20080232454 Decision feedback equalization with fractionally-spaced feedback data
09/25/2008US20080232452 Parameterized filters and signaling techniques
09/25/2008US20080232451 Method and apparatus for equalization of fast changing channels in a tds-ofdm system
09/25/2008US20080231759 Removing interfering signals in a broadband radio frequency receiver
09/25/2008US20080231394 Methods and apparatus for compensating for skew in a differential signal using non-complementary inverters
09/25/2008US20080231390 Matching impedance method, impedance matching circuit, and personal computer employing the impedance matching circuit
09/25/2008US20080231387 High-frequency module
09/25/2008DE10248477B4 LC-Hochpaßfilter-Schaltungsvorrichtung, laminierte LC-Hochpaßfiltervorrichtung, Multiplexer und Funkkommunikationseinrichtung LC high-pass filter circuit device, laminated LC-pass filter, Multiplexer and radio communication device
09/25/2008DE102006005128B4 Verfahren und Vorrichtung zur Lastanpassung Method and apparatus for load matching
09/24/2008EP1972056A1 A dynamic harmonic filter for an ac power system
09/24/2008EP1455448B1 Filter circuitry
09/24/2008CN101272134A Impedance matching circuit, impedance matching method and personal computer
09/24/2008CN101271695A Method and apparatus for converging voltages of optical recording medium
09/23/2008US7428265 Systems and methods for optimal symbol spacing to minimize intersymbol interference in a receiver
09/23/2008US7427904 Ultra-high-frequency notch filter having an inductance set by selecting a conductor width
09/18/2008WO2008111886A2 Imbalanced transmission combining at a radio base station
09/18/2008WO2008109979A1 Rf re-entrant combiner
09/18/2008US20080225935 Method and architecture for digital pulse shaping and rate conversion
09/18/2008US20080224801 Digital Attenuation Apparatus Having Ultra Broadband and Excellent Attenuation Characteristics
09/18/2008US20080224798 Active Step Attenuator
09/18/2008US20080224796 Balanced-Unbalanced Transformation Device and Method for Manufacturing Balanced-Unbalanced Transformation Device
09/18/2008US20080224791 Integrated Balanced-Unbalanced Duplexer
09/18/2008CA2676680A1 Rf re-entrant combiner
09/17/2008CN201118529Y Electromagnetic interference restraint device
09/17/2008CN101268621A High frequency front-end module and duplexer
09/17/2008CN101266971A Semiconductor device and signal terminating method thereof
09/17/2008CN100419613C Constant voltage supply circuit, substrate of constant voltage supply circuit, and method of applying constant voltage
09/17/2008CN100419440C Low-loss tunable ferro-electric device and method of characterization
09/16/2008US7426236 Feedforward equalizer for DFE based detector
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