| Patents for H03H 7 - Multiple-port networks comprising only passive electrical elements as network components (15,104) |
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| 09/21/2011 | CN102195591A Linear electrically controlled attenuator |
| 09/21/2011 | CN102195590A Frequency-selective circuit, signal processing apparatus and frequency selectivity characteristic setting method |
| 09/21/2011 | CN102194380A Flat panel display device and common mode filter used therefor |
| 09/21/2011 | CN101459418B Tuner and transformer thereof formed by printed circuit |
| 09/20/2011 | US8024077 Smart transformer |
| 09/20/2011 | US8022795 Variable impedance adapter for tuning system performance |
| 09/20/2011 | US8022789 Tuning control arrangement |
| 09/20/2011 | US8022787 Duplexer, module including a duplexer and communication apparatus |
| 09/20/2011 | US8022785 Step attenuator circuit with improved insertion loss |
| 09/15/2011 | WO2011111356A1 Ceramic electronic component and method of manufacturing same |
| 09/15/2011 | WO2011110654A1 Plasma supply arrangement with a quadrature coupler |
| 09/15/2011 | WO2011110652A1 Plasma supply assembly comprising a plurality of power coupling stages |
| 09/15/2011 | US20110221544 Multiplexed bi-directional circulator |
| 09/15/2011 | US20110221543 Impedance Matching Circuit for Matching Planar Antennas |
| 09/15/2011 | US20110221542 High-frequency module |
| 09/15/2011 | DE102010011411A1 Einstellbares kapazitives Element Adjustable capacitive element |
| 09/15/2011 | DE102010002754A1 Plasmaversorgungsanordnung mit Quadraturkoppler Plasma supply arrangement with quadrature |
| 09/15/2011 | DE102010002753A1 Plasmaversorgungsanordnung mit mehreren Leistungskopplungsstufen Plasma supply arrangement with multiple deliverables coupling steps |
| 09/14/2011 | CN201976076U 一种双工器 A duplexer |
| 09/14/2011 | CN201976075U 一种高频滤波电路 A high-frequency filter circuit |
| 09/14/2011 | CN1947332B Method and circuit for adaptive equalization |
| 09/14/2011 | CN102187572A Lc filter and high-frequency switch module |
| 09/14/2011 | CN102185579A Micro-wave linear analog phase modulator at X frequency range |
| 09/14/2011 | CN102185578A 电子电路和电子装置 Electronic circuits and electronic devices |
| 09/14/2011 | CN102185577A Digital band-pass filter |
| 09/14/2011 | CN102185576A Lumped parameter quadrature coupler |
| 09/14/2011 | CN101490954B Noise filter array |
| 09/14/2011 | CN101388596B Low-pass filter |
| 09/13/2011 | US8019540 Method and apparatus for processing navigational signals in a satellite navigation system |
| 09/13/2011 | US8018992 Performing adaptive external equalization |
| 09/13/2011 | US8018301 Micro-electro-mechanical transducer having a surface plate |
| 09/13/2011 | US8018300 Band rejection filter capable of reducing harmonics and related satellite signal receiver |
| 09/13/2011 | US8018299 Band-pass filter circuit and multi-layer structure and method thereof |
| 09/13/2011 | US8018297 Balanced-unbalanced conversion circuit |
| 09/13/2011 | CA2524232C Lc resonant circuit with amplification device |
| 09/08/2011 | US20110215881 Electrical Prism: A High Quality Factor Filter for Millimeter-Wave and Terahertz Frequencies |
| 09/08/2011 | US20110215880 Method and System for Flip Chip Configurable RF Front End With an Off-Chip Balun |
| 09/08/2011 | US20110214811 Automatic matching method, computer-readable storage medium, automatic matching unit, and plasma processing apparatus |
| 09/07/2011 | EP2363955A2 Balanced filter and duplexer |
| 09/07/2011 | CN201966876U 一种低通滤波器电路 A low-pass filter circuit |
| 09/07/2011 | CN101421919B Variable attenuation of broadband differential signals using pin diodes |
| 09/06/2011 | US8014444 System and method for DC offset, amplitude and phase imbalance correction for I and Q baseband calibration |
| 09/06/2011 | US8014443 Non-linear distortion detection method and distortion compensation amplifying device |
| 09/06/2011 | US8013691 Device and connecting method for connecting power-supply terminals to a power-supply bus based on noise intensities |
| 09/06/2011 | US8013690 Electronically tunable, absorptive, low-loss notch filter |
| 09/06/2011 | US8013689 Integrated circuit inductor with transverse interfaces |
| 09/06/2011 | US8013688 Liquid crystalline polymer and multilayer polymer-based passive signal processing components for RF/wireless multi-band applications |
| 09/06/2011 | US8013686 Miniaturized multilayer hybrid-phase signal splitter circuit |
| 09/06/2011 | US8013685 Broadband transition from a via interconnection to a planar transmission line in a multilayer substrate |
| 09/06/2011 | US8013684 Radio frequency noise and interference suppression in an integrated circuit |
| 09/01/2011 | WO2011105678A1 Impedance matching apparatus |
| 09/01/2011 | WO2011104156A1 Broadband-operable impedance filter |
| 09/01/2011 | US20110210806 Thin film compositionally stratified multi-layer heterostructure for temperature insensitive low dielectric loss and enhanced tunablity otm communications devices and methods for fabrication thereof |
| 09/01/2011 | US20110210805 Duplexer and Method for Increasing the Isolation Between Two Filters |
| 09/01/2011 | US20110210787 Switchless band separation for transceivers |
| 09/01/2011 | US20110210716 Electric Circuit for Reducing Energy Consumption |
| 09/01/2011 | US20110209827 Automatic matching unit and plasma processing apparatus |
| 08/31/2011 | CN201956981U Shielding cable filter |
| 08/31/2011 | CN101272134B Impedance matching circuit, impedance matching method and personal computer |
| 08/31/2011 | CN101252345B Band pass filter used for organic substrate |
| 08/30/2011 | US8009728 Parallel equalizer for DS-CDMA UWB system and method thereof |
| 08/30/2011 | US8008992 Transformer with symmetric structure |
| 08/30/2011 | US8008991 Electrical filter having a dielectric substrate with wide and narrow regions for supporting capacitors and conductive windings |
| 08/30/2011 | US8008990 Generalized multiplexing network |
| 08/30/2011 | US8008987 Balun circuit manufactured by integrate passive device process |
| 08/30/2011 | US8008986 Apparatuses and methods for coupling a signal to and/or from a cable |
| 08/30/2011 | US8008982 Method and apparatus for adaptive impedance matching |
| 08/25/2011 | WO2011103101A1 Methods and apparatus for a switchable balun for combined bluetooth and wlan operation |
| 08/25/2011 | WO2011101075A1 Switchable bandpass filter |
| 08/25/2011 | US20110205139 Bandpass filter, radio communication module and radio communication device using the bandpass filter |
| 08/25/2011 | US20110204993 Transmission line, impedance transformer, integrated circuit mounted device, and communication device module |
| 08/25/2011 | US20110204976 Impedance transformer, integrated circuit device, amplifier, and communicator module |
| 08/25/2011 | DE102010009104A1 Detektorschaltung Detector circuit |
| 08/25/2011 | DE102010008920A1 Breitbandig betreibbare Impedanzanpassschaltung Broadband impedance matching circuit operable |
| 08/24/2011 | EP1388988B1 Chip-scale coils and isolators based thereon |
| 08/24/2011 | CN102165543A 复合电子部件 Composite electronic component |
| 08/24/2011 | CN102163961A Binary resistive load device |
| 08/24/2011 | CN102163960A Multilayer chip filter and preparation method thereof |
| 08/24/2011 | CN101436849B Low-pass filter |
| 08/24/2011 | CN101291141B Resistance matching method and system for performing the method |
| 08/23/2011 | US8005136 Dual PDFE system with forward-backward Viterbi |
| 08/23/2011 | US8005134 Waveform shaping device and error measurement device |
| 08/23/2011 | US8004374 Increased anisotropy induced by direct ion etch for telecommunications/electronics devices |
| 08/23/2011 | CA2625551C Method for reducing inter modulation distortion products of a combined carrier wave using phase alignment of the carrier components |
| 08/18/2011 | WO2011099439A1 Antiresonant frequency-varying compound resonant circuit |
| 08/18/2011 | WO2011099438A1 Antiresonant frequency-varying compound resonant circuit |
| 08/18/2011 | WO2011098489A1 Ceramic multilayer component |
| 08/18/2011 | US20110202315 Device and method for offset compensation based on hysteresis tracking |
| 08/18/2011 | US20110201281 High Frequency Switching Circuit and Method for Determining a Power of a High Frequency Signal |
| 08/18/2011 | US20110200085 Digital Transmitter |
| 08/18/2011 | US20110199751 Electromagnetic interference filter |
| 08/18/2011 | DE102010006073A1 Circuit for mobile communication devices, has variable capacitance and parallel interconnected branches, where each branch comprises basic element with adjustable capacitance |
| 08/17/2011 | EP2357727A1 Electromagnetic interference filter |
| 08/17/2011 | EP2002580B1 Synchronizing assembly for the high-frequency transmitters of a common frequency network |
| 08/17/2011 | CN201937554U 一种新型结构的滤波电路 A new structure of the filter circuit |
| 08/17/2011 | CN201937553U 一种滤波电路 One kind of filter circuits |
| 08/17/2011 | CN1848676B Quadrature hybrid circuit |
| 08/17/2011 | CN102160134A Laminated electronic component |
| 08/17/2011 | CN102158193A Second-order band-pass filter based on negative feedback |
| 08/17/2011 | CN101483418B Filter wire laying and design method thereof |