Inventor

BALLANDRAS SYLVAIN

FR43 patents

⚠️ This page may combine multiple inventors who share the name “BALLANDRAS SYLVAIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BALLANDRAS SYLVAIN

SOITEC SILICON ON INSULATOR

Surface acoustic wave device on device on composite substrate

Resonant cavity surface acoustic wave (SAW) filters

Surface acoustic wave device on composite substrate

Resonant cavity surface acoustic wave (SAW) filters

Surface acoustic wave sensor device

Differential acoustic wave sensors

Surface elastic wave filter with resonant cavities

Surface elastic wave filter with resonant cavities

Resonator device for measuring stress including at least two resonators each having a transducer between reflecting structures with a shared cavity

Resonator device for measuring stress including at least two resonators with shared cavity

Composite substrates for saw tags or RFID and sensors applications

Transducer structure for single-port resonator

Two-port acoustic wave sensor device

Acoustic wave sensor and interrogation of the same

BALLANDRAS SYLVAIN

Transponder having coupled resonant modes and including a variable load

Surface wave resonator having reduced parasitic resonance

Method of interrogating a sensor of surface acoustic wave type

HBAR resonator with high temperature stability

HBAR resonator with a high level of integration

FRECNSYS

Resonant cavity surface acoustic wave (SAW) filters

Differential acoustic wave pressure sensor with improved signal-to-noise ratio

Surface acoustic wave device on composite substrate

Transducer structure for source suppression in saw filter devices

COMMISSARIAT ENERGIE ATOMIQUE

HBAR resonator comprising a structure for amplifying the amplitude of at least one resonance of said resonator and methods for producing such a resonator

Surface elastic wave device comprising a single-crystal piezoelectric film and a crystalline substrate with low visoelastic coefficients

CHOMMELOUX LUC

Surface-wave passive sensor including an integrated antenna, and medical applications using such a type of passive sensor

Process for the collective fabrication of calibration-free sensors based on acoustic wave devices

THALES SA

Interface acoustic wave device made of lithium tantalate

Surface acoustic wave device

DROIT CHRISTOPHE

Method of interrogation of a differential sensor of acoustic type having two resonances and device implementing the method of interrogation

Method of rapidly interrogating elastic wave sensors

THOMSON CSF

Low-loss surface acoustic wave filter on quartz substrate with optimized cut

CENTRE NAT DE LA RECH SCIENT (C N R S )

Volume wave resonators on micromachined vertical structures

MICHELIN RECH TECH

Hybrid resonant structure to verify parameters of a tire

CENTRE NAT RECH SCIENT

Electrical device and method for producing same

CENTRE NATIONAL DE LA RECHERCHE SCIENT (C N R S )

Transducer with bulk waves surface-guided by synchronous excitation structures

TOKYO ELECTRON LTD

Apparatus and method for real-time sensing of properties in industrial manufacturing equipment

PETIT ROGER

Interface acoustic wave device

GACHON DORIAN

Cross-coupling filter elements in resonant structures with bulk waves having multiple harmonic resonances

FREC |N| SYS

Antenna connection, particularly for surface guided elastic wave transducers

SENSEOR

One-port surface elastic wave resonator on high permittivity substrate

CENTRE NAT DE LA RECH SCIENT (C N R S)

Electro-acoustic transducer with periodic ferroelectric polarization produced on a micromachined vertical structure

DULMET BERNARD

Volume wave resonator using excitation/detection of vibrations