Patents
Patents for G10K 11 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (21,150)
07/2002
07/25/2002US20020097884 Variable noise reduction algorithm based on vehicle conditions
07/25/2002US20020096973 Class V flextensional transducer with directional beam patterns
07/25/2002US20020096390 Acoustic resistor for hearing improvement and audiometric applications, and method of making same
07/25/2002DE10102040A1 Silencer, for a motor exhaust or turbo charger air intake, has a hollow body at the component to be suppressed containing a number of parallel Helmholtz resonators
07/24/2002EP1225695A2 Monolithic FBAR duplexer and method of making same
07/24/2002EP1225566A2 Transmit-focusing and beam-forming method and apparatus
07/24/2002EP1225126A2 Acoustic board with an improved composite structure
07/24/2002EP1224837A2 Super directional beamforming design and implementation
07/24/2002EP1224037A2 Method and apparatus to direct sound using an array of output transducers
07/24/2002EP1161360B1 Sound-shielding element, use thereof and method for producing the same
07/24/2002EP1101218B1 Microperforated polymeric film for sound absorption and sound absorber using same
07/24/2002EP1075688B1 Method of applying a matching layer to a transducer
07/24/2002EP0888563B1 A mechanical filter
07/23/2002US6424597 Multielements ultrasonic contact transducer
07/23/2002US6422908 Method and apparatus for enhancing an applause
07/23/2002US6422303 Silent heat exchanger and fan assembly
07/18/2002WO2002056293A1 Manifold for a horn loudspeaker
07/18/2002WO2002055811A1 Sound insulation mat for floor coverings, and method for the production thereof
07/18/2002US20020094412 Acoustic board with an improved composite structure
07/18/2002US20020093398 Bulk acoustic wave resonator with a conductive mirror
07/18/2002DE10141385A1 Dämpfungsvorrichtung für ein chirurgisches Ultraschall-Instrument Damping device for an ultrasonic surgical instrument
07/18/2002DE10065378A1 Noised-damped computer, has outer noise damping encapsulation provided for computer housing
07/17/2002EP1223572A2 Active noise control system
07/17/2002EP1222735A1 Interface acoustic wave filter, especially for wireless connections
07/17/2002EP0620110B1 Use of a multil-layer laminate as a vibration-damping board and/or acoustic insulation material
07/17/2002CA2367612A1 Acoustic board with an improved composite structure
07/16/2002US6421301 Transducer shield
07/16/2002US6420820 Acoustic wave resonator and method of operating the same to maintain resonance when subjected to temperature variations
07/16/2002US6420816 Method for exciting lamb waves in a plate, in particular a container wall, and an apparatus for carrying out the method and for receiving the excited lamb waves
07/16/2002US6420049 Shield for water and sound
07/16/2002US6419648 Systems and methods for reducing secondary hot spots in a phased array focused ultrasound system
07/16/2002US6418792 Pressure compensated transducer
07/11/2002WO2002054827A2 Wideband transducer
07/11/2002WO2002054732A1 Speech scrambling attenuator for use in a telephone
07/11/2002WO2002053900A2 Fluid and fuel delivery system reducing pressure fluctuations
07/11/2002WO2002053510A2 A dual layer acoustical ceiling tile having an improved sound absorption value
07/11/2002US20020089834 Reduced crosstalk ultrasonic piezo film array on a printed circuit board
07/11/2002US20020089395 Baw filters having different center frequencies on a single substrate and a method for providing same
07/11/2002US20020089393 Monolithic fbar duplexer and method of making the same
07/11/2002DE10164249A1 Coherent imaging for use in medical ultrasound imaging using coordinate rotation digital computing (cordic) with compensation of refraction time delay errors for curved probes
07/11/2002DE10100376A1 Ultraschallwandler für ein Kraftfahrzeug Ultrasonic transducer for a motor vehicle
07/11/2002DE10065450A1 Shock wave creating device has shock waves bundled by focusing device to provide cross section area of at least 10 cm2 in maximum convergence region
07/11/2002CA2367161A1 Remote acoustic detonator system
07/10/2002EP1221823A2 Electroacoustic waveguide transducing
07/10/2002EP1221770A1 Baw filters having different center frequencies on a single substrate and a method for providing same
07/10/2002EP1221689A2 Housing for the ultrasonic transducer for a vehicle
07/10/2002EP1221158A1 Method and device for actively influencing the intake noise of an internal combustion engine
07/09/2002US6418228 Noise control system
07/09/2002US6418227 Active noise control system and method for on-line feedback path modeling
07/09/2002US6418084 Piezoelectric element; acoustic len, silica and silicone rubber blend
07/09/2002US6417602 Ultrasonic transducer
07/09/2002US6416852 Ceramics sound absorption material
07/09/2002US6416475 Ultrasonic signal processor for a hand held ultrasonic diagnostic instrument
07/04/2002WO2002052542A2 Method and arrangement for processing a noise signal from a noise source
07/04/2002WO2002052297A2 Multiline ultrasound beamformers
07/04/2002WO2002052110A1 Double layer acoustic liner and a fluid pressurizing device and method utilizing same
07/04/2002WO2002052109A1 Acoustic liner and a fluid pressurizing device and method utilizing same
07/04/2002US20020085731 Electroacoustic waveguide transducing
07/04/2002US20020085452 Transducer shield
07/04/2002US20020085178 Attachable/detachable silencer and projection type projector apparatus with the same
07/04/2002US20020084873 Solidly mounted multi-resonator bulk acoustic wave filter with a patterned acoustic mirror
07/04/2002US20020083987 Fluid and fuel delivery systems reducing pressure fluctuations and engines including such systems
07/04/2002US20020083772 Blade vibration test apparatus and method
07/04/2002DE10064945A1 Arrangement for detection of body sound pulses transmitted along a wire or rail to determine the position of a body moving along the rail or wire in which echo pulses are suppressed and sound transfer to a detector optimized
07/04/2002DE10064754A1 Verfahren und Anordnung zur Bestimmung eines Geräuschsignals einer Geräuschquelle Method and apparatus for determining a noise signal a noise source
07/04/2002CA2330199A1 Sound absorbing panel
07/03/2002EP1220020A2 Image projector with a detachable cooling air silencer
07/03/2002EP1219028A1 Acoustic mirror and method for the production thereof
07/03/2002EP1218716A1 Unitary transducer control system
07/03/2002EP1218115A2 Ultrasonic linear or curvilinear transducer and connection technique therefore
07/03/2002EP0652810B2 Process and device for sifting, sorting, screening, filtering or sizing substances
07/02/2002US6415247 System identification method and its recording device
07/02/2002US6415036 Apparatus for reducing vibrations generated by a loudspeaker in a television cabinet
07/02/2002US6415034 Earphone unit and a terminal device
07/02/2002US6413611 Baffle and reinforcement assembly
07/02/2002US6413575 Method of applying a matching layer to a transducer
07/02/2002US6412597 Plate suitable as a noise protection wall
06/2002
06/27/2002WO2002051201A2 Multi-functional vibro-acoustic device
06/27/2002WO2002050812A1 Sound-damping system
06/27/2002WO2002049734A2 Superstructure for entertainment installations, amusement parks or the like
06/27/2002WO2002049469A2 Multi-purpose headgear
06/27/2002WO2002006643A3 A multiple layer fiber filled sound absorber and a method of manufacturing the same
06/27/2002US20020082502 Transmit beamformer delay architecture and method for diagnostic medical ultrasound
06/27/2002US20020082500 Multiline ultrasound beamformers
06/27/2002US20020080978 Active noise control system
06/27/2002US20020080685 Torpedo sonar comprising a plurality of acoustic transducers
06/27/2002US20020080684 Large aperture vibration and acoustic sensor
06/27/2002US20020080683 Steerable beamforming system
06/27/2002US20020079159 Double layer acoustic liner and a fluid pressurizing device and method utilizing same
06/27/2002US20020079158 Acoustic liner and a fluid pressurizing device and method utilizing same
06/27/2002US20020078569 Process for making a panel with a protected acoustic damping layer and acoustic panel as made
06/27/2002DE10153623A1 Transesophageal ultrasonic measurement sensor for transesophageal electro-cardiography permits multiple plane imaging to be undertaken
06/27/2002DE10060522A1 Abgas-Schalldämpfer für ein brennstoffbetriebenes Heizgerät Exhaust muffler for a fuel-driven heater
06/26/2002EP1217606A2 Use of an engine rotation reference signal for noise attenuation
06/26/2002EP1217605A1 Method of manufacturing a panel with a protected acoustic sound damping layer and acoustic panel thereby created
06/26/2002EP1217138A1 Fixed enclosure for a stationary machine-tool
06/26/2002EP1216473A1 Ultrasonic diagnostic imaging system with dynamic microbeamforming
06/26/2002EP1216472A1 Three dimensional ultrasonic imaging with interpolated scanlines
06/26/2002EP1115561A4 Method of forming acoustic attenuation chambers using laser processing of multi-layered polymer films
06/25/2002US6411026 Color cathode ray tube