Patents for H01P 1 - Auxiliary devices (25,484) |
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03/09/2004 | US6703911 Very high frequency (VHF) sharp tuned elliptic filter 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 |
03/04/2004 | WO2004019508A1 Method and apparatus for modifying a radio frequency response |
03/04/2004 | WO2004019493A1 Switch device |
03/04/2004 | WO2004019443A1 Communication system with broadband antenna |
03/04/2004 | US20040041670 Method of manufacturing a high-frequency switch, a high-frequency switch and an electornic apparatus |
03/04/2004 | US20040041668 High-frequency circuit device and transmitter/receiver |
03/04/2004 | US20040041667 Multi-polar cascade quadruplet band pass filter based on dielectric dual mode resonators |
03/04/2004 | US20040041664 Microwave phase shifter and power amplifier |
03/04/2004 | US20040041663 Dielectric waveguide type filter and branching filter |
03/04/2004 | US20040041661 Dielectric filter, communication apparatus, and method of controlling resonance frequency |
03/04/2004 | US20040041660 Laminated dielectric filter, and antenna duplexer and communication equipment using the same |
03/04/2004 | US20040041659 Compact broadband divider/combiner |
03/04/2004 | US20040041656 Dielectric waveguide and method of production thereof |
03/04/2004 | US20040041655 Cooling to crypogenic temperature; generating, amplification of signal |
03/04/2004 | US20040041654 Rotary attenuator and method of making it |
03/04/2004 | US20040041650 Compact balun for 802.11a applications |
03/04/2004 | US20040041649 Compact balun with rejection filter for 802.11a and 802.11b simultaneous operation |
03/04/2004 | US20040041647 Nonreciprocal circuit element having excellent signal transmission efficiency and communication apparatus using same |
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 |
03/04/2004 | US20040041635 Parallel multistage band-pass filter |
03/04/2004 | US20040040825 Techniques to fabricate a reliable opposing contact structure |
03/04/2004 | DE10238947A1 Koplanarer Phasenschieber mit konstanter Dämpfung The coplanar phase shifters with constant damping |
03/04/2004 | DE10108927B4 Nicht-reziprokes Schaltungsbauelement und dessen Verwendung Non-reciprocal circuit device and its use |
03/04/2004 | CA2496053A1 Communication system with broadband antenna |
03/03/2004 | EP1394894A1 Filter, high-frequency module, communication device and filtering method |
03/03/2004 | EP1394893A1 Parallel multistage band-pass filter |
03/03/2004 | EP1394892A1 Waveguide type ortho mode transducer |
03/03/2004 | EP1394891A1 A polarization rotator |
03/03/2004 | EP1393403A2 Tunable phase shifter and applications for same |
03/03/2004 | EP1266421A4 High temperature superconductor tunable filter |
03/03/2004 | CN1479952A Device for separting transomission and reception signals |
03/03/2004 | CN1479951A Device for filtering electromagnetic waves |
03/03/2004 | CN1479950A Coaxial pipe elbow and method of manufacturing the pipe elbow |
03/03/2004 | CN1479406A Plane medium transmission line and integrated circuit using the transmission line |
03/03/2004 | CN1479405A Structure of nonreciprocal circuit element |
03/02/2004 | US6700792 High-frequency composite component and portable wireless device incorporating the component |
03/02/2004 | US6700789 High-frequency wiring board |
03/02/2004 | US6700462 Microstrip line filter combining a low pass filter with a half wave bandpass filter |
03/02/2004 | US6700461 Dielectric resonator filter |
03/02/2004 | US6700459 Resonator; microwave filters designed for narrow band applications |
03/02/2004 | US6700172 Method and apparatus for switching high frequency signals |
03/02/2004 | US6698082 Micro-electromechanical switch fabricated by simultaneous formation of a resistor and bottom electrode |
02/26/2004 | WO2004017454A1 Parallel plate waveguide structure |
02/26/2004 | WO2004017453A1 Phase shifter for continuous phase modification |
02/26/2004 | WO2003041271A3 Circuit board microwave filters |
02/26/2004 | US20040038714 Cellular Antenna |
02/26/2004 | US20040038661 Arrangement for operating various terminal devices |
02/26/2004 | US20040036560 Coaxial tube elbow and method of manufacturing the pipe elbow |
02/26/2004 | US20040036558 MEMS tunable filters |
02/26/2004 | US20040036557 Dielectric filter |
02/26/2004 | US20040036556 Notch filter system and method |
02/26/2004 | US20040036553 Voltage tunable coplanar phase shifters |
02/26/2004 | US20040036552 Two channels, high speed, RF switch |
02/26/2004 | US20040036551 High-frequency module substrate device |
02/26/2004 | US20040036549 Coupling element for a hf stripline structure |
02/26/2004 | US20040036548 Irreversible circuit device with small insertion loss and excellent isolation |
02/26/2004 | US20040036543 Resonator, filter, oscillator, duplexer, and communication apparatus |
02/26/2004 | US20040036462 Microwave switching with illuminatd field effect transistors |
02/25/2004 | EP1391963A1 Dielectric tube loaded metal cavity resonators and filters |
02/25/2004 | EP1391906A2 Electrostatic RF mems switches |
02/25/2004 | EP1157439B1 Waveguide directional filter |
02/25/2004 | EP0922336B1 Arrangement for reducing intermodulation distortion of radio frequency signals |
02/25/2004 | CN1478312A Process for securing microwave module to support |
02/25/2004 | CN1140008C Band pass filter, antenna shared device and communication device |
02/25/2004 | CN1140007C Medium filter, antenna shared device and communication device |
02/24/2004 | US6697605 High-frequency circuit apparatus and communication apparatus |
02/24/2004 | US6696905 Dielectric filter device having perpendicular bores for improved pass band characteristics |
02/24/2004 | US6696904 Duplex/diplexer having two modularly constructed filters |
02/24/2004 | US6696903 Laminated dielectric filter, and antenna duplexer and communication equipment using the same |
02/24/2004 | US6696901 Concentrated constant irreciprocal device |
02/24/2004 | US6696648 Method for dispensing adhesive on a circuit-board carrier member and circuit-board provided thereby |
02/24/2004 | US6694601 Method of adjusting characteristics of dielectric filter |
02/24/2004 | CA2292148C Resonator, filter and duplexer having spirally arranged conductive lines |
02/19/2004 | WO2004015809A2 Phased array antenna for space based radar |
02/19/2004 | US20040034489 High frequency module board device |
02/19/2004 | US20040032306 Three-port nonreciprocal circuit device and communication apparatus |
02/19/2004 | US20040032305 Polarization rotationer |
02/19/2004 | US20040031670 Method of actuating a high power micromachined switch |
02/18/2004 | EP1389899A1 Portable power amplifier |
02/18/2004 | EP1389353A1 Transmission line |
02/18/2004 | CN1476649A Waveguide and connector therefor |
02/18/2004 | CN1476633A High-frequency module board device |
02/18/2004 | CN1476188A Time division duplex radio communication system receivel/send linear switch circuit and its realizing method |
02/18/2004 | CN1476165A Transmission line type noise filter with weak heating performance |
02/18/2004 | CN1476091A Electronic circuit with transmission line type noise filter |
02/18/2004 | CN1139143C Microwave component |
02/17/2004 | US6693593 High frequency circuit with a connection for a printed antenna |
02/17/2004 | US6693498 SPDT switch and communication unit using the same |
02/17/2004 | US6693497 Device for converting circularly oscillating electromagnetic radiation beams into linearly oscillating radiation beams |
02/12/2004 | WO2004105175A1 Ring filter and broad-bandpass filter using same |
02/12/2004 | WO2004013989A1 Bias-t apparatus and center conductor of the same |
02/12/2004 | WO2004013929A1 Automated dielectric resonator placement and attachment method |
02/12/2004 | WO2004013928A1 Transmission line and semiconductor integrated circuit device |
02/12/2004 | WO2004013927A1 High frequency circuit |
02/12/2004 | WO2004013898A2 Sealed integral mems switch |
02/12/2004 | US20040029540 Dielectric resonator filter |
02/12/2004 | US20040028838 Using microwave frequency; barium strontium titanate as buffer during annealing |
02/12/2004 | US20040028501 Tuning screw assembly |
02/12/2004 | US20040027773 Arc suppression in waveguide using optical detector and forced air |