| Patents for H01P 3 - Waveguides; Transmission lines of the waveguide type (6,477) |
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| 05/05/2004 | CN1148843C Low cross talk and impedance controlled electrical connector and electrical cable assembly |
| 05/04/2004 | US6731189 Multilayer stripline radio frequency circuits and interconnection methods |
| 04/29/2004 | US20040080386 Connection structure for high-frequency circuit substrate, manufacturing method thereof and high frequency circuit device |
| 04/29/2004 | US20040080039 Coplanar line, and a module using the coplanar line |
| 04/28/2004 | CN1147964C Magnetostatic-wave device |
| 04/27/2004 | US6727656 Power splitter for plasma device |
| 04/27/2004 | US6727199 Sodium copper titanate compositions containing a rare earth, yttrium or bismuth |
| 04/27/2004 | US6726488 High-frequency wiring board |
| 04/22/2004 | WO2004034504A1 Tunable electromagnetic band-gap composite media |
| 04/22/2004 | WO2003100903A3 Non-uniform transmission line and method of fabricating the same |
| 04/22/2004 | US20040077124 High-frequency circuit block, its manufacturing method, high-frequency module device, and its manufacturing method |
| 04/22/2004 | US20040076806 Porous ceramics and method for preparation thereof, and microstrip substrate |
| 04/22/2004 | US20040075520 Strip conductor having an additional layer in a curved section |
| 04/21/2004 | EP1410461A1 Transmission line |
| 04/21/2004 | CN1491456A NRD guide FM transmitter with FM modulator in rear of gunn oscillator |
| 04/21/2004 | CN1491455A FM modulator for NRD guide circuit |
| 04/21/2004 | CN1491454A Circular polarization NRD guide |
| 04/21/2004 | CN1491453A NRD guide mixer |
| 04/21/2004 | CN1491452A ASK modulator for NRD guide |
| 04/21/2004 | CN1491451A NRD guide frequency converter |
| 04/21/2004 | CN1491450A Ask收发器 Ask Transceivers |
| 04/21/2004 | CN1491447A 模式转换器 Mode converter |
| 04/21/2004 | CN1490893A Radio frequency cable |
| 04/20/2004 | US6724283 Arrangement mounted on a printed circuit board and method of producing such an arrangement |
| 04/20/2004 | US6724282 Structure of digital transmission line |
| 04/20/2004 | US6724281 Waveguides and backplane systems |
| 04/15/2004 | WO2004032365A1 System and method for incrasing the channel capacity of hvac ducts for wireless communications in buildings |
| 04/15/2004 | WO2004032277A1 Communication methods and apparatus |
| 04/15/2004 | WO2004032210A2 Monolithic structures including alignment and/or retention fixtures for accepting components |
| 04/15/2004 | WO2003049514A3 Miniature rf and microwave components and methods for fabricating such components |
| 04/15/2004 | US20040070811 Transmission line, optical module using the same and manufacturing method of optical module |
| 04/15/2004 | US20040069776 Microwave heating apparatus |
| 04/15/2004 | US20040069529 Coaxial via structure for optimizing signal transmission in multiple layer electronic device carriers |
| 04/14/2004 | CN1489884A High frequency circuit block member, its manufacturing method, high refrequency module device and its manufaturing method |
| 04/14/2004 | CN1146072C Dielectric waveguide |
| 04/14/2004 | CN1146071C 高频低损失电极 High frequency low loss electrode |
| 04/14/2004 | CN1146070C 高频低损失电极 High frequency low loss electrode |
| 04/13/2004 | US6721171 Shielded strip line device and method of manufacture thereof |
| 04/13/2004 | US6720849 High frequency filter, filter device, and electronic apparatus incorporating the same |
| 04/08/2004 | US20040066251 Planar metamaterials for control of electromagnetic wave guidance and radiation |
| 04/07/2004 | CN1487623A High-power circular slot waveguide |
| 04/07/2004 | CN1145237C Non-radiative dielectric waveguide having linear conversion partion beteen different types of waveguides |
| 04/06/2004 | US6717493 RF cable having clad conductors and method of making same |
| 04/06/2004 | US6717492 Planar dielectric integrated circuit with line conversion conductor patterns |
| 04/06/2004 | CA2341758C Multilayer dielectric evanescent mode waveguide filter |
| 04/01/2004 | US20040061577 Dual referenced microstrip |
| 04/01/2004 | US20040061576 Multilayer ceramic package transmission line probe |
| 03/31/2004 | EP1403960A1 Mobile radio-utilizing device |
| 03/31/2004 | CN1486526A Energy pathway arrangement |
| 03/31/2004 | CN1144317C Dielectric waveguide non-reversible electric circuit device and radio equipment therewith |
| 03/30/2004 | US6714104 Inverted microtrip transmission line integrated in a multilayer structure |
| 03/25/2004 | US20040056739 Waveguide |
| 03/24/2004 | CN1484665A Microcellular foam dielectric for use in transmission line |
| 03/23/2004 | US6710685 Waveguide interconnection system |
| 03/18/2004 | WO2004023597A1 Strip line device, member to be mounted on printed wiring board, circuit board, semiconductor package, and its fabricating method |
| 03/11/2004 | US20040048420 Method for embedding an air dielectric transmission line in a printed wiring board(PCB) |
| 03/10/2004 | EP1396903A2 Dielectric waveguide line and its branch structure |
| 03/10/2004 | EP1396901A2 Dielectric waveguide bend |
| 03/09/2004 | US6703913 Coaxial line phase stabilization assembly and method |
| 03/09/2004 | US6703909 Covering sheet, triplate line using the sheet, signal bus for computer using the sheet and covering structure of electronic circuit using the sheet |
| 03/09/2004 | US6703907 Circuit technique for increasing effective inductance of differential transmission lines |
| 03/04/2004 | WO2002019468A9 Folded cavity-backed slot antenna |
| 03/04/2004 | US20040041668 High-frequency circuit device and transmitter/receiver |
| 03/04/2004 | US20040041663 Dielectric waveguide type filter and branching filter |
| 03/04/2004 | US20040041656 Dielectric waveguide and method of production thereof |
| 03/04/2004 | US20040041653 High Frequency Apparatus |
| 03/04/2004 | US20040041646 Complex circuit board, nonreciprocal circuit device, resonator, filter, duplexer communications device, circuit module, complex circuit board manufacturing method, and nonreciprocal circuit device manufacturing method |
| 03/03/2004 | CN1479406A Plane medium transmission line and integrated circuit using the transmission line |
| 03/03/2004 | CN1478824A Electronic element for high frequency using low-dielectric loss angle tangent insulating material |
| 03/02/2004 | US6700789 High-frequency wiring board |
| 03/02/2004 | US6700463 Transmission line structure for reduced coupling of signals between circuit elements on a circuit board |
| 03/02/2004 | US6700456 High-frequency module |
| 02/26/2004 | WO2004017455A1 Method for manufacturing nonradiative dielectric waveguide and nonradiative dielectric waveguide |
| 02/26/2004 | WO2004017454A1 Parallel plate waveguide structure |
| 02/26/2004 | US20040039127 Electronic device using low dielectric loss tangent insulators for high frequency signals |
| 02/26/2004 | US20040036553 Voltage tunable coplanar phase shifters |
| 02/24/2004 | US6696906 Low dielectric loss signal line having a conductive trace supported by filaments |
| 02/19/2004 | WO2004015786A2 Electrical and electro-mechanical applications of superconducting phenomena in carbon nanotubes |
| 02/19/2004 | US20040034489 High frequency module board device |
| 02/19/2004 | DE19523805B4 Mikrostreifenantenne Microstrip antenna |
| 02/18/2004 | EP1389353A1 Transmission line |
| 02/18/2004 | CN1476633A High-frequency module board device |
| 02/18/2004 | CN1476091A Electronic circuit with transmission line type noise filter |
| 02/12/2004 | WO2004013928A1 Transmission line and semiconductor integrated circuit device |
| 02/10/2004 | US6690252 RF circuit assembly |
| 02/05/2004 | US20040021534 Electronic circuit with transmission line type noise filter |
| 02/05/2004 | US20040020782 Depositing portion of a layer onto the substrate; forming a plurality of layers such that each successive layer is formed adjacent to and adhered to a previously deposited layer |
| 02/04/2004 | EP1387431A1 Transmission line type components |
| 02/04/2004 | CN2602493Y Directional coupler |
| 02/04/2004 | CN1472899A Feed loudspeaker for satellite broadcasting receive converter |
| 02/03/2004 | US6686819 Dual referenced microstrip |
| 02/03/2004 | US6686810 Coplanar waveguide switch |
| 02/03/2004 | US6686808 Coplanar stripline with corrugated structure |
| 02/03/2004 | US6686538 Method for connecting electronic devices and connecting cable |
| 02/03/2004 | CA2290764C Method of forming dielectric thin film pattern and method of forming laminate pattern comprising dielectric thin film and conductive thin film |
| 01/29/2004 | US20040017316 Antenna apparatus |
| 01/27/2004 | US6683517 Voltage tunable laminated dielectric materials for microwave applications such as a coaxial cable |
| 01/27/2004 | US6683516 Voltage tunable laminated dielectric materials for microwave applications such as a tunable cavity |
| 01/27/2004 | US6683260 Multilayer wiring board embedded with transmission line conductor |
| 01/21/2004 | CN1135646C Cross line apparatus |