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9041487 Surface acoustic wave filter and duplexer using same  
An SAW filter and a duplexer excellent in electrical characteristics will be provided. An SAW filter has a piezoelectric substrate 40, a surface acoustic wave element 10 having a first IDT...
9035535 Acoustic wave device and multilayered substrate  
An acoustic wave device includes: a substrate; a functional element that is located on the substrate and excites acoustic waves; a side wall portion that is made of a metal and is located on the...
8975802 Acoustic wave device  
An acoustic wave device includes: a comb-like electrode provided on a piezoelectric substrate; and a first medium that covers the comb-like electrode and has at least a silicon oxide film in which...
8907543 Surface acoustic wave component  
A surface wave component contains at least two interdigital transducers having natural unidirectionality, disposed on a piezoelectric crystal substrate, which form a transducer pair consisting of...
8896399 Acoustic wave device and module including a dielectric film with an inclined upper surface  
An acoustic wave device includes: a substrate; a dielectric film formed on the substrate; opposing comb-shaped electrodes located between the substrate and the dielectric film, each of the...
8896397 Surface acoustic wave device and method of adjusting LC component of surface acoustic wave device  
A surface acoustic wave device comprises a piezoelectric substrate (1), at least one inter-digital transducers (IDT) (2) provided on the piezoelectric substrate, at least one elongated electrode...
8803402 Elastic wave device  
An elastic wave device includes an elastic wave resonator which includes a comb-shaped electrode pair including a pair of com-shaped electrodes interdigitating with each other and provided on a...
8773000 Acoustic wave device  
An acoustic wave device includes a supporting substrate made of lithium tantalate, an element substrate made of lithium tantalate, and having a lower surface bonded to and arranged on an upper...
8736140 Surface acoustic wave resonator, surface acoustic wave oscillator, and surface acoustic wave module device  
A surface acoustic wave resonator includes a piezoelectric substrate and an interdigital transducer (IDT) that includes electrode fingers exciting a surface acoustic wave on the piezoelectric...
8723393 Surface acoustic wave device, electronic apparatus, and sensor apparatus  
A SAW device 11 has an IDT which is provided on the principal surface of a quartz crystal substrate 12 having Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, 42.79°≦|ψ|≦49.57°) and excites a SAW in a...
8723395 Surface acoustic wave device, electronic apparatus, and sensor apparatus  
A SAW device has an IDT which is provided on the principal surface of a quartz crystal substrate having Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, 42.79≦|ψ|≦49.57°) and excites a SAW in a stopband...
8723396 Surface acoustic wave device, electronic apparatus, and sensor apparatus  
A SAW device has an IDT which is provided on the principal surface of a quartz crystal sustrate having Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, ψ) and excites a SAW in a stopband upper end mode....
8710714 Surface acoustic wave resonator for down-hole applications  
A method and apparatus for packaging a Surface Acoustic Wave (SAW) piezoelectric device into a SAW tagging device for use in a harsh environment is provided. An exemplary SAW tagging device...
8695428 Single input multi-output surface acoustic wave device  
A single-input multi-output surface acoustic wave (“SAW”) device contains two or more output inter-digital transducers (“IDTs”) arranged in a longitudinal direction of a single input IDT. The...
8692439 Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic device  
A surface acoustic wave resonator has a quartz crystal substrate having Euler angles of (φ=0°, 110°≦θ≦150°, 88°≦ψ≦92°) and an IDT having a plurality of electrode fingers disposed on the quartz...
8677604 Method of manufacturing boundary acoustic wave device  
A method of manufacturing a boundary acoustic wave device includes the steps of forming an electrode on a first medium layer, forming a second medium layer so as to cover the electrode on the...
8680743 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Surface acoustic wave device, electronic apparatus, and sensor apparatus
 
A SAW device 11 has an IDT which is provided on the principal surface of a quartz crystal substrate 12 having Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, 42.79°≦|ψ|≦49.57°) and excites a SAW in a...
8669688 High-frequency shear-horizontal surface acoustic wave sensor  
A Love wave sensor uses a single-phase unidirectional interdigital transducer (IDT) on a piezoelectric substrate for leaky surface acoustic wave generation. The IDT design minimizes propagation...
8586195 Method for forming an acoustic mirror with reduced metal layer roughness and related structure  
According to an exemplary embodiment, a method of forming a metal layer having reduced roughness includes a step of forming a seed layer over a dielectric layer. The method further includes a step...
8564172 Elastic wave element and electronic apparatus using same  
An acoustic wave element includes a piezoelectric body, first and second interdigital transducer (IDT) electrodes provided on an upper surface of the piezoelectric body, and a first dielectric...
8531255 Two-track surface acoustic wave device with interconnecting grating  
The present disclosure relates to a two-track surface acoustic wave (SAW) device that has a first SAW track and a second SAW track. The second SAW track may include an interconnecting grating that...
8508101 Elastic boundary wave substrate and elastic boundary wave functional element using the substrate  
The structure of the patent is a substrate wherein a metal electrode, a dielectric thin film, and a further dielectric thin film are adhered onto a piezoelectric substrate. A substrate wherein...
8487720 Acoustic wave resonator and acoustic wave filter using the same  
An acoustic wave resonator includes a piezoelectric substrate and first and second comb-shaped electrodes provided on the piezoelectric substrate and interdigitating with each other. The first...
8480010 Surface acoustic wave atomizer  
A surface acoustic wave atomizer includes a piezoelectric substrate which has a pattern electrode on a surface and a liquid supply member for supplying a liquid to the surface and atomizes the...
8461942 Surface acoustic wave device  
A surface acoustic wave device includes a first filter and a second filter, each of them being a surface acoustic wave (SAW) filter including an odd number of at least three InterDigital...
8436696 Surface acoustic wave device and communication device  
On a piezoelectric board, a SAW element has first to fifth IDT electrodes and reflector electrodes with first to fourth electrode-finger narrow-pitch portions N1-N4 being formed in the respective...
8436509 High-frequency shear-horizontal surface acoustic wave sensor  
A Love wave sensor uses a single-phase unidirectional interdigital transducer (IDT) on a piezoelectric substrate for leaky surface acoustic wave generation. The IDT design minimizes propagation...
8427258 Surface acoustic wave device and communication device  
An SAW device includes: a piezoelectric substrate 1; a first and a second SAW elements 2, 3 having three or more odd-number IDT electrodes 4-9 and reflector electrodes 10-13 arranged on the...
8421307 Acoustic wave device  
An acoustic wave device includes a piezoelectric substrate, an interdigital transducer (IDT) electrode, a reflector electrode, and a dummy electrode. The IDT electrode includes electrode fingers...
8421560 Boundary acoustic wave resonator and ladder filter  
In a boundary acoustic wave resonator, apodization weighting is performed on an IDT electrode so that an intersecting width decreases as a location moves outward in a boundary acoustic wave...
8416038 Surface acoustic wave device and method of adjusting LC component of surface acoustic wave device  
A surface acoustic wave device comprises a piezoelectric substrate (1), at least one inter-digital transducers (IDT) (2) provided on the piezoelectric substrate, at least one elongated electrode...
8381386 Method of manufacturing a boundary acoustic wave device  
A method of manufacturing a boundary acoustic wave device includes the steps of forming an electrode on a first medium layer, forming a second medium layer so as to cover the electrode on the...
8354895 Duplexer including first and second additional grating reflectors  
Disclosed is a miniaturized duplexer having a good isolation characteristic. A duplexer having a high band side filter and a low band side filter that are each formed in a ladder-type filter...
8354897 Elastic wave filter and communication device  
An elastic wave filter includes at least a piezoelectric substrate and a longitudinally coupled resonator-type elastic wave filter unit provided on the piezoelectric substrate. The longitudinally...
8299679 Surface-wave passive sensor including an integrated antenna, and medical applications using such a type of passive sensor  
A remotely interrogatable passive sensor is provided. The sensor comprises an antenna and at least one surface wave resonator including a transducer with inter-digitated electrodes with two ports...
8258674 Surface acoustic wave sensor and system  
A surface acoustic wave sensor to measure physical, biological or chemical parameters is claimed. Using different piezoelectric substrate materials, piezoelectric substrates with different...
8253302 Surface acoustic wave element, method of producing the same, and method of changing resonation frequency of the same  
A surface acoustic wave element includes a piezoelectric member, a comb-teeth electrode, and a reflector. The comb-teeth electrode is arranged on the piezoelectric member. The reflector is...
8253301 Electronic component and method for manufacturing electronic component  
A method for manufacturing an electronic component includes a first step of preparing a piezoelectric body with a flat surface, a second step of implanting ions into the piezoelectric body such...
8237326 Surface acoustic wave device and surface acoustic wave oscillator  
A surface acoustic wave device, includes: an interdigital transducer serving as an electrode pattern to excite a Rayleigh surface acoustic wave, the interdigital transducer including a...
8207649 Surface wave resonator having reduced parasitic resonance  
The invention relates to a surface acoustic wave resonator produced on a cut substrate with propagation axes for which a nonzero directivity exists and comprising at least one central transducer...
8207800 Elastic wave filter including a grating reflector between tapered input and output IDT electrodes  
To provide an elastic wave filter capable of obtaining steep attenuation at a high band side or a low band side in a pass band and having high selectivity. An elastic wave filter is configured in...
8198959 Acoustic wave filter device  
An acoustic wave filter device including a balanced-unbalanced conversion function in which balancing between signals transmitted to first and second balanced terminals is improved includes a...
8176784 Elastic wave device and electronic component  
To provide an elastic wave device that is small sized and in which a frequency fluctuation due to a change with time hardly occurs, and an electronic component using the above elastic wave device....
8174165 Surface acoustic wave device and manufacturing method of the same surface acoustic wave device  
A surface acoustic wave device includes a piezoelectric element, an IDT electrode formed on the piezoelectric element for exciting a principal wave, a reflection film formed on the piezoelectric...
8169278 Surface acoustic wave device and duplexer  
A surface acoustic wave device in which miniaturization and a flat design implemented, is resistant to a deformation responsive to a pressure of a molten resin in the formation of a mold resin...
8159110 Fluid actuator, and heat generating device and analysis device using the same  
A fluid actuator includes a piezoelectric body (31), a fluid channel (2) having the piezoelectric body (31) on a part of the inner wall thereof and enabling a fluid to move inside, and a surface...
8138858 Architectures using multiple dual-mode surface acoustic wave devices  
The present invention relates to dual-mode SAW devices (DMSDs), which may allow for clean layouts of SAW device elements and provide low impedance with reduced insertion loss, and may increase...
8134278 Surface acoustic wave device and surface acoustic wave biosensor  
A surface acoustic wave device, including: a piezoelectric substrate; an interdigitated transducer electrode disposed on the substrate; an oxide film disposed on surface of the interdigitated...
8134426 Two-track surface acoustic wave structure without internal pads  
The present disclosure relates to a two-track surface acoustic wave (SAW) device that has a reduced size compared to a traditional two-track SAW device by eliminating an internal ground connection...
8115561 Lamb-wave resonator and oscillator  
A Lamb-wave resonator includes: a piezoelectric substrate; an IDT electrode disposed on one principal surface of the piezoelectric substrate, having bus bar electrodes each connecting one ends of...