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)
03/2005
03/09/2005CN1192352C Fluidic element structure body for controlling noise and vibration, and control method thereof
03/09/2005CN1192157C Ventilatable silencing unit and ventilatable silencer
03/03/2005WO2005019857A1 System and method for ultrasound pulse shaping and output power adjustment using multiple drive pulses
03/03/2005WO2005019856A1 Transmit apodization control for microbeamformers
03/03/2005WO2005019783A1 Sound absorbing material
03/03/2005US20050045469 Titanium foil metallization product and process
03/03/2005DE202004017187U1 Method for mounting piezo acoustic generator in housing especially for rodent protection uses the mounting holes in the piezo assembly to fasten directly to the support frame of the housing
03/03/2005DE202004008722U1 Anti-noise device for reducing interference noise in personal computers, includes interference noise sensor, control and test unit and audio output device with loudspeaker within computer housing
03/03/2005DE19808933B4 Faserförmiges akustisches Material zur Verminderung der Geräuschübertragung und Verfahren zu seiner Herstellung Fibrous acoustic material for reducing the transmission of noise and process for its preparation
03/03/2005DE102004033129A1 Ansteuerschaltung, Vorrichtung und Verfahren zur Geräuschunterdrückung und Verwendung Drive circuit, apparatus and method for noise suppression and use
03/03/2005CA2534904A1 Sound absorbing material
03/02/2005EP1511006A2 Method and device using an ultrasonic detector
03/02/2005EP1509967A1 Inflatable multi-function parabolic reflector apparatus and methods of manufacture
03/02/2005EP1509901A1 Wave generating device having a curved beam shaping device
03/02/2005EP1344197B1 Method and arrangement for processing a noise signal from a noise source
03/02/2005EP0932140B1 Muffling wall
03/02/2005CN2682531Y Acoustic focusing transducer
03/02/2005CN1589127A Method and apparatus for removing noise from electronic signals
03/02/2005CN1588557A Anti-space static interference-acoustic composite system
03/02/2005CN1191306C Vibration damping type siloxan composition
02/2005
02/24/2005WO2005018274A2 Boundary layer adapter
02/24/2005WO2004107312A3 Device mounted on a vibrating wall or a vibrating panel for actively damping vibrations of the wall
02/24/2005WO2004105176A3 Underwater antenna with electroacoustic transducers embedded in a casting compound
02/24/2005US20050043625 Composite acoustic absorber for ultrasound transducer backing material and method of manufacture
02/24/2005US20050042437 Sound dampening foam
02/24/2005US20050039934 Pneumatic power tool with exhaust air outlet deflector
02/24/2005US20050039323 Transducers with electically conductive matching layers and methods of manufacture
02/24/2005DE202004019341U1 Installation facility e.g. for regulating engine sound in interior of car, collects engine and or exhaust noises by tone microphone
02/24/2005DE202004018404U1 Device for reducing blow-out noise of gases under pressure in motor vehicles, e.g. from compressed air container, has pipe from compressed air container to exhaust gas sound damper ending under protective hood with opening, wire packing
02/24/2005DE19621964B4 Vorrichtung zur ortsvariablen Befestigung eines Halters an einem Aufnahmeteil Apparatus for spatially variable mounting bracket to a receiving part
02/24/2005DE10332610A1 Noise reduction system for use on combustion engines uses loud speaker in flow duct to cancel generated noise
02/23/2005EP1508789A1 Sound/vibration resonance separating device
02/23/2005EP1508138A1 Device for modulating noise in a motor vehicle
02/23/2005EP1508137A1 Device for modulating noise in a motor vehicle
02/23/2005EP1508136A1 Device for creating noise in a motor vehicle
02/23/2005EP1507682A1 Device for sonic configuration in a motor vehicle
02/23/2005EP1432595B1 Acoustic transducer head, acoustic transducer provided with said head and method for acoustic transduction, in particular for a motor vehicle
02/23/2005CN2681277Y Memory assistant device
02/23/2005CN2680755Y Metal fibre sound absorption board
02/23/2005CN1584976A Anti-noise laminated material and louvers therefrom
02/22/2005CA2200053C Jet engine fan noise reduction system utilizing electro-pneumatic transducers
02/17/2005WO2005015728A1 Ultrasonic motor drive device and ultrasonic diagnosis apparatus
02/17/2005WO2005015540A1 Acoustic wave imaging method and device
02/17/2005WO2005015539A1 Foam sheet for interior material of automobile and interior material of automobile
02/17/2005WO2005015538A1 Duct wall structure
02/17/2005WO2005015145A1 Sound-deadening materials
02/17/2005US20050036642 Waveguide electroacoustical transducing
02/17/2005US20050035689 Segmented uniform energy megasonic transducer
02/17/2005DE10332833A1 Noise suppression device e.g. for medical equipment, uses spring elements for holding surface membrane spaced from carrier plate
02/17/2005DE10332611A1 Noise emission regulation device for a combustion engine has a loudspeaker, microphone and control unit for active influencing of the noise, with the microphone and loudspeaker being mounted on an integral support structure
02/17/2005DE10331479A1 Silencer for vehicles, has facility with variable attenuation characteristic for pulsating gases
02/16/2005EP1507071A1 Exhaust silencer
02/16/2005EP1506541A1 Wide band sound diffuser with self regulated low frequency absorption and methods of mounting it
02/16/2005EP1218115B1 Ultrasonic linear or curvilinear transducer and connection technique therefore
02/15/2005US6856920 Adaptation performance improvements for active control of sound or vibration
02/15/2005US6856580 Naval-hull mounted sonar for naval ship
02/15/2005US6856577 Method and apparatus for forming a reception beam
02/10/2005WO2005013642A1 A sonar antenna
02/10/2005WO2005011504A1 Ultrasonic imaging catheter
02/10/2005WO2004077400A3 Honeycomb core acoustic unit with metallurgically secured deformable septum, and method of manufacture
02/10/2005US20050033181 Method and system for reducing undesirable cross talk in diagnostic ultrasound arrays
02/10/2005US20050033168 Ultrasound transmit beamformer integrated circuit and method
02/10/2005US20050033167 Method for optimization of transmit and receive ultrasound pulses, particularly for ultrasonic imaging
02/10/2005US20050033165 Adaptive grating lobe suppression in ultrasound imaging
02/10/2005US20050031141 Timer ramp-up circuit and method for a sound masking system
02/10/2005US20050029766 Sound emitting device
02/10/2005DE102004032925A1 Schallisolationssystem Sound insulation system
02/10/2005DE10034990B4 Mehrschichtplatte zur Verringerung der Schallabstrahlung Multilayer board to reduce the sound radiation
02/10/2005CA2534320A1 Ultrasonic imaging catheter
02/09/2005EP1504289A2 Ultrasound transducer
02/09/2005CN2678062Y 波道控制结构 Channel control structure
02/09/2005CN1579026A Radial power megasonic transducer
02/09/2005CN1578900A Ultrasonic transmitter-receiver and ultrasonic flowmeter
02/09/2005CN1578537A Piezoelectric vibrator
02/09/2005CN1578536A Supplying electrical power
02/09/2005CN1575774A Piezoelectric transducer including a plurality of piezoelectric members
02/09/2005CN1575772A Ultrasound diagnosis apparatus
02/09/2005CN1575771A Ultrasound diagnosis apparatus
02/08/2005US6852266 Ultrasonic assisted deposition of anti-stick films on metal oxides
02/08/2005US6851515 Soundproofing panel, in particular structural or lining panel for a rotorcraft
02/08/2005CA2285822C Life-size optical and acoustical illusion device
02/08/2005CA2150449C Absorbing passive acoustic antenna
02/06/2005CA2476808A1 Laminated structural members for vehicles
02/04/2005CA2436624A1 Timer ramp-up circuit and method for a sound masking system
02/03/2005WO2005010864A1 Acoustic transducer
02/03/2005WO2005010863A1 Acoustic window
02/03/2005US20050027198 Ultrasonic imaging catheter
02/03/2005US20050026527 Nonwoven containing acoustical insulation laminate
02/03/2005US20050024226 Digital interconnect of entertainment equipment
02/03/2005US20050024134 Drive circuit, device, and method for suppressing noise, and use
02/03/2005US20050023940 Sound minimizing apparatus
02/03/2005US20050023937 Piezoelectric vibrator
02/03/2005US20050023934 Piezoelectric transducer including a plurality of piezoelectric members
02/03/2005US20050023080 Multi-density sound attenuating laminates and methods of making same
02/03/2005US20050023079 Soundproofing restraining system
02/03/2005US20050022591 Ultrasound transducer for application in extreme climatic conditions
02/02/2005EP1503367A1 Sound absorbing body, sound absorbing structural body, and method of manufacturing these bodies
02/02/2005EP1502254A2 Sound absorbing panel for a vehicle and its method of manufacture
02/02/2005EP1501987A1 Gradient density padding material and method of making same
02/02/2005EP1467806A4 Sound emitting device