| Patents for H03H 7 - Multiple-port networks comprising only passive electrical elements as network components (15,104) |
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| 03/28/2001 | EP1087460A2 Power distributing and synthesizing device and mobile communication equipment using same |
| 03/28/2001 | CN1289180A Inductance-capacitance filter |
| 03/28/2001 | CN1289179A General filter |
| 03/28/2001 | CN1063901C Television receiver with acoustic surface-wave filter |
| 03/28/2001 | CN1063697C Method and apparatus for electrical discharge machining |
| 03/27/2001 | US6208225 Filter structures for integrated circuit interfaces |
| 03/27/2001 | US6207906 PCB having holes between terminals and method of making the same |
| 03/21/2001 | EP1085533A1 Common mode filter |
| 03/21/2001 | EP1084520A1 A balun for coaxial cable transmission |
| 03/21/2001 | CN1288598A High frequency dielectric device |
| 03/21/2001 | CN1288289A Monolithic inductive capacity reconance and monolithic inductive capacity filter |
| 03/21/2001 | CN1288288A Monolithic inductive capacity resonance and monolithic inductive capacity filter |
| 03/21/2001 | CN1288271A Radio frequency device used for multi-frequency bands radio communication device |
| 03/15/2001 | DE19959724C1 Low-pass filter for ADSL telecommunications system, has longitudinal inductances in selected filter stages provided with parallel real resistances for improved reflection damping |
| 03/14/2001 | EP1083657A1 Frequency controlled filter for the UHF band |
| 03/14/2001 | EP1083621A2 Monolithic LC resonator and monolithic LC filter |
| 03/14/2001 | EP1083620A2 Monolithic LC resonator and monolithic LC filter |
| 03/14/2001 | EP0842562A4 Automatically switched equalization circuit |
| 03/14/2001 | CN1287460A Mobile telephone capable of compensating antenna impedance change |
| 03/14/2001 | CN1063300C Quadrature modulator with integrated distributed RC filters |
| 03/13/2001 | US6201713 Switching power supply unit having sub-switching element and time constant circuit |
| 03/13/2001 | US6201454 Compensation structure for a bond wire at high frequency operation |
| 03/08/2001 | DE10033984A1 Hybridlaminat und Verfahren zur Herstellung desselben Hybrid laminate and method of manufacturing the same |
| 03/07/2001 | EP1081852A2 Polyphase filter and receiver using the same |
| 03/07/2001 | EP1080530A1 Assembly of an impedance transformer and a balun transformer |
| 03/07/2001 | EP1080512A1 Microwave channelized bandpass filter having two channels |
| 03/07/2001 | CN1286815A Compact antenna feed circuits |
| 03/06/2001 | US6198441 Wireless handset |
| 02/28/2001 | EP1079534A2 Band-switchable surface acoustic wave antenna duplexer and mobile radio terminal |
| 02/28/2001 | EP1079520A2 Multi-layer composite electronic component |
| 02/28/2001 | EP1078452A1 System and method for edge termination of parallel conductive planes in an electrical interconnecting apparatus |
| 02/28/2001 | CN1285655A Multi-larer composite electronic assembly |
| 02/27/2001 | CA2190904C Rf filter arrangement with image trap |
| 02/22/2001 | WO2001013384A1 Inductor element |
| 02/21/2001 | EP1077528A2 Three-terminal filter, receiving module, and portable radio apparatus |
| 02/21/2001 | CN2420788Y Wide band coupling filter |
| 02/21/2001 | CN2420771Y Power-line carrier isolator |
| 02/21/2001 | CN1284763A Aerial equipment and protable radio means |
| 02/21/2001 | CN1284762A Aerial device and portable wireless mobile telephone |
| 02/21/2001 | CN1062377C Multilayer through type capacitor array |
| 02/20/2001 | US6192318 Apparatus and method for automatically matching microwave impedance |
| 02/20/2001 | US6192071 Detecting overequalization for adapting equalization and offset for data transmissions |
| 02/20/2001 | US6191666 Miniaturized multi-layer ceramic lowpass filter |
| 02/20/2001 | US6191665 Coupling circuit to reduce intermodulation distortion in radiofrequency receivers |
| 02/15/2001 | WO2001011798A1 Powerline data network filter |
| 02/15/2001 | WO2001011771A1 Reflectionless lc filter and method of manufacture therefor |
| 02/14/2001 | EP1076447A2 Impedance blocking filter circuit |
| 02/14/2001 | CN1283920A 阻抗阻塞滤波器电路 An impedance blocking filter circuit |
| 02/13/2001 | US6188721 System and method for adaptive equalization of a waveform independent of absolute waveform peak value |
| 02/08/2001 | WO2001010022A1 Miniature filter with localised capacitive and inductive elements |
| 02/08/2001 | WO2001010021A1 Analog filter |
| 02/08/2001 | DE19935905A1 Electric filter has condenser and control unit that varies charge energy magnitude during charging period; magnitude of change is determined by higher order charge delays of capacitor |
| 02/07/2001 | EP1075041A2 Antenna device and portable radio set |
| 02/07/2001 | EP1075040A2 Antenna device and portable radio set |
| 02/07/2001 | EP1020027A4 Cmos differential voltage controlled logarithmic attenuator and method |
| 02/07/2001 | CN1283328A Filter arrangement |
| 02/01/2001 | WO2001008290A1 Lc oscillator |
| 02/01/2001 | WO2000051012A3 Integrated circuit interconnect system |
| 01/31/2001 | EP1073208A2 High frequency switching component |
| 01/31/2001 | EP1073199A2 Television tuner that generates no interfering signal |
| 01/31/2001 | EP0880823A4 High impedance ratio wideband transformer circuit |
| 01/30/2001 | US6181922 Attenuator unit, step attenuator, and electronic apparatus |
| 01/30/2001 | US6181777 Impedance blocking filter circuit |
| 01/25/2001 | WO2001006769A1 Spurious frequencies attenuation for a dc reference voltage |
| 01/24/2001 | EP1070389A1 Component carrier |
| 01/23/2001 | US6177850 Two frequency filter comprising an inductance device, a resonator, and a switching device |
| 01/18/2001 | WO2001005029A1 Balun |
| 01/18/2001 | WO2001005028A1 A dual-band, dual-mode power amplifier |
| 01/18/2001 | WO2001004990A1 On-glass impedance matching antenna connector |
| 01/18/2001 | CA2378394A1 Balun |
| 01/17/2001 | EP1068631A1 Use of variable impedance having rotating core to control coil sputter distribution |
| 01/17/2001 | CN1280718A Surface mount LC filter with polymer layers |
| 01/17/2001 | CN1060884C Composite high-frequency element |
| 01/16/2001 | US6175727 Suspended printed inductor and LC-type filter constructed therefrom |
| 01/11/2001 | DE19928942A1 Schaltungsanordnung zur Anpassung eines Verstärkers an eine Hochfrequenzleitung Circuit arrangement for matching an amplifier to a radio-frequency line |
| 01/11/2001 | DE19926699A1 Hochpaßzweig einer Frequenzweiche für ADSL-Systeme High-pass crossover for an ADSL systems |
| 01/10/2001 | CN1279534A Noise Filter, anti-noise electronic device and method for eliminating noise |
| 01/09/2001 | US6172597 Electricity distribution and/or power transmission network and filter for telecommunication over power lines |
| 01/09/2001 | US6172543 90° phase shift circuit |
| 01/09/2001 | US6170154 Printed lumped element stripline circuit structure and method |
| 01/04/2001 | WO2001001568A1 Circuit array for adapting an amplifier to a high frequency line and utilization of said circuit array |
| 01/04/2001 | WO2001001561A1 Frequency doubling circuits, methods, and systems including quadrature phase generators |
| 01/03/2001 | EP1064723A1 Narrow-band band-reject filter apparatus and method |
| 01/03/2001 | EP0667067B1 Transmission network and filter therefor |
| 01/02/2001 | US6169764 Analog adaptive line equalizer |
| 01/02/2001 | US6169464 Dielectric filter |
| 12/27/2000 | EP1063661A1 An integrated circuit having a micromagnetic device and method of manufacture therefor |
| 12/27/2000 | CN2412321Y Integral radio-frequency screening box |
| 12/26/2000 | US6167080 Control loop for adaptive equalization of a data signal |
| 12/26/2000 | US6166458 Power conditioning circuit |
| 12/21/2000 | WO2000077928A1 High-pass branch of a frequency separating filter for adsl systems |
| 12/21/2000 | WO2000077927A1 An electronic part |
| 12/21/2000 | DE10024956A1 Antenna duplexer has duplexer elements with SAW filters with different pass band center frequencies, and connections grouped into antenna, receiver and transmitter connector groups |
| 12/20/2000 | EP1061736A1 Intermediate frequency tuning circuit |
| 12/20/2000 | EP1061659A2 Muliple-band receiver |
| 12/20/2000 | EP1061581A1 Protection and filtering circuit |
| 12/20/2000 | EP1061577A2 High frequency multi-layered circuit component |
| 12/20/2000 | CN1277773A Linearized integrated frequency demodulator |
| 12/20/2000 | CN1277754A Two-frequency impedance matching circuit |
| 12/20/2000 | CN1277471A Radio communication device with collapsible antenna and its impedance matching method |