Patents
Patents for H03H 9 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators (20,116)
12/2004
12/09/2004US20040245587 Micromachine and production method thereof
12/08/2004CN1179410C Surface wave device
12/07/2004US6828879 Longitudinal coupled multiple mode surface acoustic wave filter
12/07/2004US6828878 Surface acoustic wave device and communication apparatus utilizing a resonator with a dummy electrode
12/07/2004US6828877 Filter using micro-mechanical resonator
12/07/2004US6828713 Resonator with seed layer
12/07/2004US6827281 Encoded SAW RFID tags and sensors for multi-user detection using IDT finger phase modulation
12/07/2004US6826815 Method for manufacturing a surface acoustic wave device
12/02/2004WO2004105237A1 Piezoelectric electronic component, and production method therefor, communication equipment
12/02/2004WO2004066490A3 Resonator filter structure having equal resonance frequencies
12/02/2004US20040239541 Bandpass sigma-delta modulator
12/02/2004US20040239450 Adjusting the frequency of film bulk acoustic resonators
12/02/2004US20040239449 Method for encapsulating an electrical component and surface wave component thus encapsulated
12/02/2004US20040239211 Surface wave device with weighted transducer
12/02/2004US20040238954 Module component
12/02/2004US20040238934 High-frequency chip packages
12/02/2004US20040238928 Electronic component and package
12/02/2004US20040238866 Ferroelectric thin film manufacturing method, ferroelectric element manufacturing method, surface acoustic wave element, frequency filter, oscillator, electronic circuit, and electronic apparatus
12/02/2004US20040238857 High frequency chip packages with connecting elements
12/02/2004US20040237882 Method of manufacturing potassium niobate single crystal thin film, surface acoustic wave element, frequency filter, frequency oscillator, electronic circuit, and electronic apparatus
12/02/2004DE19958957B4 Piezoelektrischer Dickendehnungsresonator und piezoelektrische Resonanzvorrichtung Piezoelectric Dickendehnungsresonator and piezoelectric resonance device
12/02/2004DE10025342B4 Piezoelektrisches Bauelement und Verfahren zur Herstellung desselben The piezoelectric device and method for manufacturing the same
12/01/2004EP1482639A2 Surface acoustic wave filters and duplexers including the same
12/01/2004EP1482638A2 Film bulk acoustic resonator having supports and manufacturing method therefor
12/01/2004EP1481474A1 Surface acoustic wave filter, balanced type circuit, and communication apparatus
12/01/2004CN1551500A Duplexer using surface acoustic wave filters and electronic device equipped with the same
12/01/2004CN1551499A 表面声波装置 Surface acoustic wave device
12/01/2004CN1551498A Surface acoustic wave device and communication device
12/01/2004CN1551496A Elastic surface acoustic wave filter
12/01/2004CN1551495A Surface acoustic wave device and method of manufacturing the same
12/01/2004CN1551494A Chip electronic components and mounting structure for the same
12/01/2004CN1551493A Tuning-fork-type piezoelectric resonator element
12/01/2004CN1178386C Acoustic surface wave filter
12/01/2004CN1178385C Piezoelectric filter
12/01/2004CN1178384C Piezoelectric vibration device
12/01/2004CN1178383C Sound surface wave apparatus
11/2004
11/30/2004US6825794 Wireless communication system using surface acoustic wave (SAW) second harmonic techniques
11/30/2004US6825741 Planar filters having periodic electromagnetic bandgap substrates
11/25/2004WO2004102809A1 Layout for a time base
11/25/2004WO2004102799A1 Surface acoustic wave demultiplexer
11/25/2004WO2004102798A1 Elastic surface wave branching device
11/25/2004WO2004102797A1 Two-port saw resonator
11/25/2004WO2004102796A1 Integrated resonators and time base incorporating said resonators
11/25/2004WO2004059836A3 Piezoelectric mems resonator
11/25/2004US20040233021 Surface acoustic wave device
11/25/2004US20040233020 Surface acoustic wave filter, balanced type circuit, and communication apparatus
11/25/2004US20040233019 Surface acoustic wave filter and duplexer including the same
11/25/2004US20040233018 Surface acoustic wave device and communication device
11/25/2004US20040233017 Surface acoustic wave element, frequency filter, oscillator, electronic circuit, and electronic instrument
11/25/2004US20040233015 Electromagnetic interference filter
11/25/2004US20040233008 Oscillator circuit, oscillator circuit adjusting method, and mass measuring apparatus using oscillator circuit
11/25/2004US20040232802 Piezoelectric component and method for manufacturing the same
11/25/2004US20040232519 Electronic device and method of testing and of manufacturing
11/25/2004US20040232501 Radial bulk annular resonator using MEMS technology
11/25/2004DE10320702A1 Method for forming component working with surface acoustic waves (SAW), by providing metal structures electrically coupled links, each with connecting face on substrate surface
11/25/2004DE10135953B4 Mit akustischen Oberflächenwellen arbeitendes Filter vom Typ eines Longitudinal gekoppelten Resonators With surface acoustic waves operating filter the type of a longitudinal coupled resonator
11/24/2004EP1480338A2 Surface acoustic wave device
11/24/2004EP1480337A1 Surface acoustic wave apparatus
11/24/2004EP1480336A1 Elastic surface wave apparatus
11/24/2004EP1480335A2 Method of manufacturing film bulk acoustic resonator using internal stress of metallic film and resonator manufactured thereby
11/24/2004EP1480229A1 Piezoelectric ceramic composition and piezoelectric ceramic device composed of same
11/24/2004EP1479796A2 Piezoelectric single crystal device and fabrication method thereof
11/24/2004CN1549443A Temperature compensation mechanism for a micromechanical ring resonator
11/23/2004US6822537 Surface acoustic wave branching filter
11/23/2004US6822536 Longitudinally coupled multi-mode piezoelectric bulk wave filter device, longitudinally coupled multi-mode piezoelectric bulk wave filter, and electronic component
11/23/2004US6822535 Film bulk acoustic resonator structure and method of making
11/23/2004US6822371 Surface acoustic wave device and manufacturing method therefor
11/18/2004WO2004100368A1 Piezoelectric filter
11/18/2004WO2004100367A1 Piezoelectric vibrator unit
11/18/2004WO2004100365A1 Frequency regulating method for tuning fork type vibrator and tuning fork type vibrator frequency-regulated by the method
11/18/2004WO2004100364A1 Tuning-fork piezoelectric device manufacturing method and tuning-fork piezoelectric device
11/18/2004WO2004100362A2 Thermoelastically actuated microresonator
11/18/2004US20040228099 Localized enhancement of multilayer substrate thickness for high Q RF components
11/18/2004US20040227591 Filter device and method of fabricating a filter device
11/18/2004US20040227590 Acoustic resonator devices having multiple resonant frequencies and methods of making the same
11/18/2004US20040227587 Filter device capable of obtaining attenuation characteristic of sharpness in narrow band width and branching filter using the same
11/18/2004US20040227586 Surface acoustic wave branching filter
11/18/2004US20040227585 Surface acoustic wave branching filter
11/18/2004US20040227431 Surface acoustic wave device and method of fabricating the same
11/18/2004US20040227430 Interdigital transducer, surface acoustic wave filter, and radio communication apparatus
11/18/2004US20040226741 Package for electronic device, base substrate, electronic device and fabrication method thereof
11/18/2004US20040226162 Method and manufacturing surface acoustic wave device
11/18/2004DE10319554A1 Component working with acoustic volume waves has an electrode arrangement separated by an intermediate piezoelectric layer with electrically isolated partial electrodes forming partial resonators that can be acoustically coupled
11/18/2004DE10317969A1 Duplexer for separating transmitter and receiver signals for a defined frequency band has an antenna port, a receiver output and a transmitter input
11/17/2004EP1478091A2 Filter device with sharp attenuation characteristic in narrow bandwidth and branching filter using the same
11/17/2004EP1478090A2 Tuning-fork-type piezoelectric resonator element
11/17/2004EP1478089A1 Surface acoustic wave device
11/17/2004EP1476944A1 Band reject filters
11/16/2004US6819203 Surface acoustic wave filter device
11/16/2004US6819191 Piezoelectric oscillator unit
11/16/2004US6819103 Lorentz force driven mechanical filter/mixer designs for RF applications
11/16/2004US6817071 Method of manufacturing surface acoustic wave device having bump electrodes
11/11/2004US20040222870 Surface acoustic wave filter
11/11/2004US20040222717 Surface acoustic wave device and method of manufacturing the same
11/11/2004DE10316776A1 Method for forming protective cover for electronic component, e.g. acoustic wave filter, resonator, sensor and/or actuator, involves depositing second layer onto first cover layer and forming aperture in second cover layer
11/11/2004DE10102153B4 Oberflächenwellenbauelement, sowie dessen Verwendung und Verfahren zu dessen Herstellung Surface acoustic wave device, and its use and process for its preparation
11/10/2004EP1475890A1 Elastic surface wave apparatus
11/10/2004EP1475856A1 Micromachine vibration filter
11/10/2004EP1474866A2 Tunable bulk acoustic wave mems microresonator
11/10/2004EP1474356A2 Method for the production of a cover, method for the production of a cased component