Patents
Sitemap › H03 - Basic electronic circuitry › H03H - Impedance networks, e.g. resonant circuits; Resonators › H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
11/2002
11/06/2002EP0815469B1 Process for conducting a contact-free remote inquiry
11/06/2002CN1378339A Surface sound wave filter, surface sound wave equipment using said filter, and communication device using said surface sound filter or equipment
11/06/2002CN1093845C Piezoelectric ceramic, method for producing piezoelectric ceramic, and piezoelectric oscillator
11/05/2002US6476691 Surface acoustic wave filter
11/05/2002US6476540 Ceramic element, method for producing ceramic element, display device, relay device, and capacitor
11/05/2002US6475931 Method for producing devices having piezoelectric films
11/05/2002US6475823 Piezoelectric device with sealed vibration space and manufacturing method thereof
10/2002
10/31/2002WO2002087081A1 Arrangement with two piezoelectric layers, and method of operating a filter device
10/31/2002WO2002087080A1 Surface acoustic wave device and its manufacture method, and electronic part using it
10/31/2002US20020160540 Electronic component and method for forming substrate electrode of the same
10/31/2002US20020158715 Surface acoustic wave filter and communications apparatus using the same
10/31/2002US20020158708 Surface acoustic wave filter, package for surface acoustic wave filter and surface acoustic wave filter module
10/31/2002US20020158707 Surface-acoustic-wave duplexer with improved isolation
10/31/2002US20020158702 Method and system for wafer-level tuning of bulk acoustic wave resonators and filters
10/31/2002US20020158699 Crystal vibration device
10/31/2002US20020158549 Surface acoustic wave device
10/31/2002US20020157224 Method for manufacturing surface acoustic wave apparatus
10/31/2002DE10121251A1 Transversalfilter mit verbesserter Fallencharakteristik Transversal filter with improved trap characteristic
10/30/2002EP1253713A2 Controlled effective coupling coefficients for film bulk acoustic resonators
10/30/2002EP1253712A1 Acoustic wave device
10/30/2002EP1057258B1 Electronic component, especially a component working with acoustic surface waves
10/30/2002CN1377206A Acoustic surface wave device and communication unit
10/30/2002CN1377135A Acoustic surface wave filter device
10/30/2002CN1377134A Piezocrystal resonator and FM inspection circuit therewith
10/29/2002US6472959 Longitudinally coupled double mode resonator filters using shallow bulk acoustic waves
10/29/2002US6472954 Controlled effective coupling coefficients for film bulk acoustic resonators
10/29/2002US6472953 Band switching filter using a surface acoustic wave resonator and an antenna duplexer using the same
10/29/2002US6472610 Support structure for electronic component
10/24/2002US20020153970 Surface acoustic wave filter, surface acoustic wave device and communication device
10/24/2002US20020153969 Surface acoustic wave resonator and surface acoustic wave filter
10/24/2002US20020153966 Composite high frequency component and mobile communication apparatus incorporating the same
10/24/2002US20020153965 Controlled effective coupling coefficients for film bulk acoustic resonators
10/24/2002US20020153808 Vibratory beam electromechanical resonator
10/24/2002DE10146655A1 Oberflächenakustikwellenvorrichtung Surface acoustic wave device
10/23/2002EP1251638A2 Surface acoustic wave filter apparatus and communications apparatus
10/23/2002EP1251637A2 Surface acoustic wave apparatus and communication apparatus
10/23/2002EP1044500B1 Surface acoustic wave component on a monocrystal substrate which is also pyroelectric
10/23/2002CN1376005A Sound surface-wave device and telecommunication unit
10/23/2002CN1375930A Surface sonic wave apparatus and communication apparatus comprising same
10/23/2002CN1375929A Small electronic element
10/22/2002US6469598 SAW filter with unidirectional transducer and communication apparatus using the same
10/22/2002US6469597 Method of mass loading of thin film bulk acoustic resonators (FBAR) for creating resonators of different frequencies and apparatus embodying the method
10/22/2002US6469593 Surface acoustic wave device, communication device using the same, and antenna duplexer
10/22/2002US6469423 Rectangular at-cut quartz element, quartz resonator, quartz resonator unit and quartz oscillator, and method of producing quartz element
10/22/2002US6469416 Surface acoustic wave device
10/22/2002US6467139 Mounting structure and mounting method for surface acoustic wave element
10/17/2002WO2002082647A1 Filter device
10/17/2002WO2002082646A1 Piezoelectric vibration element and piezoelectric filter
10/17/2002WO2002082645A1 Elastic wave element and method for fabricating the same
10/17/2002WO2002082644A1 Acoustic wave device and method of manufacture thereof
10/17/2002US20020149446 Dual mode filter
10/17/2002US20020149298 Electronic component and method of production thereof
10/17/2002US20020149295 Surface acoustic wave element, method for producing the same and surface acoustic wave device using the same
10/17/2002US20020149019 Electronic device and electronic apparatus
10/16/2002EP1249934A2 Surface acoustic wave apparatus and communications unit
10/16/2002EP1249933A2 Surface acoustic wave filter device
10/16/2002CN1374757A Surface sound wave substrate and surface sonic functional components
10/16/2002CN1374756A Surface sound wave device and communication equipment
10/16/2002CN1374153A Vibrating reed, vibrator, oscillator and electronic instrument
10/15/2002US6466108 Surface acoustic wave resonator and filter using the same with specified distance between an interdigital transducer and reflector
10/15/2002US6466107 Ladder filter comprising stacked piezoelectric resonators
10/15/2002US6466106 Piezoelectric filter device with a ground electrode that is not centered in the thickness direction of the filter
10/15/2002US6466105 Bulk acoustic wave filter
10/15/2002US6466103 Saw filter duplexer device with optimal location of a phase matching line pattern and wire bonding pads
10/15/2002US6465930 Transducer with surface acoustic waves with low gap
10/10/2002WO2002080634A1 High-frequency module
10/10/2002WO2002080361A1 Carbon nanotube array rf filter
10/10/2002WO2002080360A1 Pattern-aligned carbon nanotube growth and tunable resonator apparatus
10/10/2002WO2002080359A2 Surface acoustic wave component
10/10/2002WO2002017482A3 Micromechanical resonator and filter using the same
10/10/2002US20020145488 Surface acoustic wave device with KNb03 piezoelectric thin film, frequency filter, oscillator, electronic circuit, and electronic apparatus
10/10/2002US20020145362 Surface acoustic wave device, method for making the same, and communication apparatus including the same
10/10/2002US20020145361 Surface acoustic wave apparatus and communication unit
10/10/2002DE10212174A1 Kantenreflexionsoberflächenwellenfilter Edge-reflection surface acoustic wave filter
10/09/2002EP1248366A1 Electromechanical resonator comprising a vibrating beam
10/09/2002EP1248365A2 Surface acoustic wave arrangement with at least two surface acoustic wave structures
10/09/2002EP1247338A2 Component with drain for pyroelectrical voltages and a method for production thereof
10/09/2002EP1247293A1 Methods for producing packaged integrated circuit devices & packaged integrated circuit devices produced thereby
10/09/2002EP1055285B1 Process for manufacturing an electronic component, in particular a surface-wave component working with acoustic surface waves
10/09/2002EP0874455B1 Surface acoustic wave device
10/09/2002CN1373557A Resonance encode type passive wireless acoustic surface wave array sensor system
10/09/2002CN1373556A Improved method for mfg. thin film sound resonator and thin film sound resonator structure of carrying out said method
10/09/2002CN1092421C Surface acoustic wave resonance device adapted to simple and precise adjustment of resonant frequency
10/08/2002US6462698 Wireless communication system using surface acoustic wave (SAW) single-phase unidirectional transducer (SPUDT) techniques
10/08/2002US6462633 Surface acoustic wave device including parallel connected main and sub-filters
10/08/2002US6462632 Composite saw filter with a saw filter and a withdrawal weighted or electrode reversed saw resonator
10/08/2002US6462631 Passband filter having an asymmetrical filter response
10/08/2002US6462614 Electrothermal integrator and audio frequency filter
10/08/2002US6462460 Method and system for wafer-level tuning of bulk acoustic wave resonators and filters
10/08/2002US6462272 Planar resist structure, in particular an encapsulation for electronic component, and thermomechanical production process
10/03/2002US20020140598 Process for carrying out a non-contact remote interrogation
10/03/2002US20020140526 Inter-digital transducer, surface acoustic wave filter and communication apparatus using the same
10/03/2002US20020140525 Wafer-scale package for surface acoustic wave circuit and method of manufacturing the same
10/03/2002US20020140520 Radio frequency fliter, radio frequency circuit, antenna duplexer and radio terminal
10/03/2002US20020140519 Antenna duplexer
10/03/2002US20020140322 Surface acoustic wave device
10/03/2002US20020140316 Surface acoustic wave substrate and surface acoustic wave functional element
10/02/2002EP1246359A2 Surface acoustic wave filter, surface acoustic wave device using the filter, and communications device using the filter or the device
10/02/2002EP1246358A2 Radio frequency filter, radio frequency circuit, antenna duplexer and radio terminal
10/02/2002DE10116935A1 Akustisches Oberflächenwellenbauelement A surface acoustic wave device
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