Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 1 - Auxiliary devices
Patents for H01P 1 - Auxiliary devices (25,484)
12/1999
12/01/1999CN1237079A Energy switch for axis-coupled standing wave accelerator tube
12/01/1999CN1237007A Dielectric filter, transmission-reception sharing unit, and communication device
12/01/1999CN1237006A Balanced dielectric filter
12/01/1999CN1237005A Medium filter, medium antenna diplexer and communicator apparatus
11/1999
11/30/1999US5995818 Low noise block downconverter
11/30/1999US5994981 Dielectric filter having obliquely oriented stepped resonators
11/30/1999US5994978 Partially interdigitated combline ceramic filter
11/30/1999US5994975 Millimeter wave ceramic-metal feedthroughs
11/30/1999US5994974 Isolator comprising three central conductors intersecting each other at predetermined angles
11/30/1999US5994796 Single-pole single-throw microelectro mechanical switch with active off-state control
11/25/1999WO1999060717A1 Circuit and method for receiving or transmitting microwaves
11/25/1999WO1999060699A1 System and method for edge termination of parallel conductive planes in an electrical interconnecting apparatus
11/25/1999WO1999060655A1 Switching relay with magnetically resettable actuator mechanism
11/24/1999EP0959567A1 Diplexer for mobile phone
11/24/1999EP0959520A1 Irreversible circuit element
11/24/1999EP0959519A1 Low loss duplexer without setting
11/24/1999EP0959518A1 Dielectric filter, dielectric duplexer, and transceiver
11/24/1999EP0959517A1 Low loss duplexer without adjustment
11/24/1999EP0959516A1 Methods for the manufacture of elbows for microwave guides and elbows obtained according to the method
11/24/1999EP0959515A1 Fabrication method for microwave waveguide bends and bends obtained by this method
11/24/1999EP0958662A1 Signal combining device and method for radio communication
11/24/1999CN1236199A Dielectric resonator device
11/24/1999CN1236198A Dielectric resonant apparatus
11/24/1999CN1236197A Dielectric filter, dielectric duplexer, mounting structure thereof, and communication device
11/24/1999CN1236196A Dielectric filter, T-R shared device and communication machine
11/24/1999CN1236195A Dielectric resonator, dielectric filter, dielectric duplexer, and communication device
11/23/1999US5991607 Telecommunication device with switching arrangement constructed as a ring circuit
11/23/1999US5990767 Dielectrically loaded cavity resonator
11/23/1999US5990766 Electrically tunable microwave filters
11/23/1999US5990765 Planar dual mode filters and a method of construction thereof
11/23/1999US5990764 Dielectric waveguide with at least one dielectric resonator and a plurality of dielectric strips coupled with said at least one resonator
11/23/1999US5990763 Filter having part of a resonator and integral shell extruded from one basic block
11/23/1999US5990732 Composite high frequency apparatus and method of forming same
11/18/1999WO1999059219A1 Filter arrangement
11/18/1999WO1999058746A1 Perforated silicon membrane provided by an electrochemical etching method
11/18/1999DE19821353A1 Filter arrangement for transferring high frequency electromagnetic waves, esp. radio waves, e.g. for satellite communications systems, is very compact compared to conventional arrangements whilst realising two damping poles
11/17/1999EP0957590A1 Circuit and method for transmitting or receiving microwaves
11/17/1999EP0957530A1 Dielectric resonator, dielectric filter, dielectric duplexer, and method for manufacturing dielectric resonator
11/17/1999EP0957528A1 Nonreciprocal circuit device including dielectric wave guide, dielectric wave guide device and radio device
11/17/1999EP0957527A2 A microwave diplexer arrangement
11/17/1999EP0956643A1 Multilayer lowpass filter with single point ground plane configuration
11/17/1999CN1235410A Nonreciprocal circuit device
11/17/1999CN1235386A Nonreciprocal circuit device
11/16/1999US5987315 Diode circuit in dielectric waveguide device, and detector and mixer using the diode circuit
11/16/1999US5986526 RF microwave bellows tuning post
11/16/1999US5986525 Filter device having a distributed-constant-line-type resonator
11/16/1999US5986521 Multi-passband filter
11/16/1999US5986520 Filter apparatus with circulator for use in radio apparatus transmitting or receiving systems
11/16/1999US5986517 Low-loss air suspended radially combined patch for N-way RF switch
11/16/1999US5986208 Waveguide window assembly and microwave electronics package
11/16/1999US5985472 Magnetostatic wave device
11/11/1999DE19820756C1 Perforated workpiece especially an optical or mechanical filter with micron or sub-micron size pores
11/10/1999EP0955688A2 Filter construction and oscillator for frequencies of several gigahertz
11/10/1999EP0827637B1 Radio frequency coupler
11/10/1999CN1234721A Electronic component
11/10/1999CN1234625A Dielectric resonator, dielectric wave filter, oscillator, shared apparatus and electronic apparatus thereof
11/10/1999CN1234624A Medium wave filber, receiving-sending shared device and communication apparatus
11/10/1999CN1234623A Loading broad-band output circuit of multiple -klystron filter
11/09/1999US5982256 Wiring board equipped with a line for transmitting a high frequency signal
11/09/1999US5982255 LSM and LSE mode dielectric waveguide having propagating and non-propagating regions
11/09/1999CA2041572C Dual band frequency reuse antenna
11/04/1999WO1999056339A1 Microwave channelized bandpass filter having two channels
11/04/1999WO1999056338A1 Coplanar microwave circuit having suppression of undesired modes
11/04/1999DE19918583A1 Dielectric resonator arrangement
11/04/1999CA2329205A1 Coplanar microwave circuit having suppression of undesired modes
11/04/1999CA2321624A1 Microwave channelized bandpass filter having two channels
11/03/1999EP0954048A2 Bandpass filter
11/03/1999EP0954047A2 Dielectric filter, transmission/reception sharing unit, and communication device
11/03/1999EP0954046A2 Dielectric resonator, dielectric filter, dielectric duplexer, communication device, and method of producing dielectric resonator
11/03/1999EP0954045A2 Millimeter wave ceramic-metal feedthroughs
11/03/1999EP0953225A1 Arrangement for the contactless transmission of electric energy and/or electric signals
11/02/1999US5978199 EMP-charge-eliminator
11/02/1999US5977904 Structure of aperture antenna and radar system using same
11/02/1999US5977848 Polar dielectric filter and dielectric duplexer incorporating same
11/02/1999US5977847 Microstrip band elimination filter
11/02/1999US5977844 Dual polarization waveguide probe system
11/02/1999US5977841 Noncontact RF connector
11/02/1999US5977835 Method and circuit arrangement for reducing passband ripple of a bandpass filter
11/02/1999US5976679 High-frequency circuit element
11/02/1999CA2184022C Thin-film multilayered electrodes and method of fabricating same
10/1999
10/30/1999CA2236395A1 Non-etched high power hts circuits and method of construction thereof
10/28/1999WO1999054958A1 Frequency converter arrangement for parabolic antennae
10/28/1999WO1999054255A1 Method for controlling intermodulation product of non-reciprocal circuit element
10/28/1999CA2292423A1 Frequency converter arrangement for parabolic antennae
10/27/1999EP0952623A2 Dielectric filter, transmission-reception sharing unit, and communication device
10/27/1999EP0951752A1 Multilayer lowpass filter with improved groud plane configuration
10/27/1999CN2346079Y Electromagnetic shielding waveguide filter
10/27/1999CN2346078Y Multichannel microwave waveguide switch
10/26/1999US5973577 Microwave switch
10/26/1999US5973377 Semiconductor device having FETs with shared source and drain regions
10/21/1999WO1999053563A1 Waveguide window
10/21/1999DE19911905A1 Phase shifter element for aligning transmission antenna wave pattern
10/20/1999EP0951110A2 HF-Rotary coupling
10/20/1999EP0951089A2 Dielectric filter, dielectric duplexer, mounting structure thereof, and communication device
10/20/1999CN1232577A Improved waveguide for use in dual polarisation probe system
10/19/1999US5969585 Method of manufacturing a dielectric resonator device with an opening covered by a printed circuit board and a conductive plate contacting the printed circuit board
10/19/1999US5969584 Resonating structure providing notch and bandpass filtering
10/19/1999US5969581 Opto-electronically controlled RF waveguide
10/19/1999US5969578 Waveguide oscillator having planar slotted guide structure
10/19/1999US5969560 Switching circuit at high frequency with low insertion loss
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