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)
10/2000
10/04/2000EP1041213A1 Antifragmentation plate of thermoplastic polymer and use as a noisescreen
10/04/2000EP1041212A1 Antifragmentation panel made of a thermoplastic polymer, particularly an acrylic polymer and use as a noisescreen
10/04/2000EP1040365A1 Ultrasound sensor
10/04/2000EP0934180B1 Ultralight, multifunctional sound-insulating kit
10/04/2000EP0681688B1 Ultrasonic pest control device and method for constructing the same
10/03/2000US6128251 Solid marine seismic cable
10/03/2000US6128250 Bottom-deployed, upward looking hydrophone assembly
10/03/2000US6127918 Buzzer with a sound film and equalizing or whirlpool sound mechanism
10/03/2000US6127431 Protein removed β-1,3 glucan and coupling medium for probe of ultrasonograph containing same
10/03/2000US6126602 Phased array acoustic systems with intra-group processors
10/03/2000US6125965 Acoustic board
09/2000
09/30/2000CA2302853A1 Anti-fragmentation plates in thermoplastic polymer, in particular acrylic polymer and their use as noise abatement walls
09/28/2000WO2000057641A1 Universal damping structure
09/28/2000WO2000057495A1 Ultrasonic transducer, transducer array, and fabrication method
09/27/2000EP1039445A2 Apparatus for generating soundwaves with predetermined sound-lobe
09/27/2000EP1039443A2 Air-conducted sound absorbing element with double resonant chambers
09/26/2000US6124664 Transducer backing material
09/26/2000US6123673 Method of making an ultrasound transducer assembly
09/26/2000US6123671 Method and apparatus for distributed, agile calculation of beamforming time delays and apodization values
09/26/2000US6123172 Thermal and acoustical insulating shield
09/26/2000US6123171 Acoustic panels having plural damping layers
09/26/2000US6123169 Pre-engineered vertical wall structure constructed entirely or prefabricated wood
09/26/2000US6122968 Delay line for an ultrasonic probe and method of using same
09/21/2000DE19911588A1 Sound insulation, eg for an exhaust gas system, comprises at least two components, with high frequency insulation supported on dampers.
09/21/2000DE19911335A1 Engine noise adjuster in car inside with body noise sensor associated with car engine and/or air sound sensor
09/21/2000DE19910595A1 Luftschallabsorbierendes Formteil Luftschallabsorbierendes molding
09/20/2000CN1267052A High-resolution earphone with selective filter
09/19/2000US6122223 Ultrasonic transmit waveform generator
09/19/2000US6122222 Ultrasonic transmit and receive system
09/19/2000US6120449 Method and apparatus for compensating for inoperative elements in ultrasonic transducer array
09/19/2000US6119807 Sound absorbing article and method of making same
09/19/2000US6119806 Multiple phase acoustic systems
09/14/2000WO2000053456A1 Method for manufacturing a sound insulating structure and the structure produced thereby
09/14/2000DE19910516A1 Schallschutzkapselung Sound insulation
09/13/2000EP1034920A1 Soundproofing encapsulation
09/13/2000EP1034610A1 Acoustic resonator power delivery
09/13/2000EP1034090A1 Vibration dampening laminate
09/13/2000EP0763233B1 Impedance-matching composite material for an ultrasonic phased array and a method of making
09/13/2000CN2396480Y Mechanical noise insulation cover
09/13/2000CN1056398C Application of plasticized collosal in sound absorption
09/12/2000US6118878 Variable gain active noise canceling system with improved residual noise sensing
09/12/2000US6116375 Acoustic resonator
09/12/2000US6116374 Molded sound enclosure, and methods of making same
09/12/2000US6116373 Acoustic horns for loudspeakers
09/12/2000US6116090 Multieyed acoustical microscopic lens system
09/08/2000WO2000052681A1 Component part which absorbs or deadens sound according to the spring-mass system, method for the production thereof and its use
09/08/2000WO2000026899A3 Rms process tool
09/07/2000DE19910169A1 Active noise reduction in turbine machine flow channels involves driving actuators to generate secondary modes obtained by converting detected complex sound pressures
09/07/2000DE19909615A1 Sound insulating member, eg for use in motor vehicles, comprises an elastic insulating member, a metal component on the sound source side, and an intermediate water-tight film.
09/07/2000DE19909046A1 Mehrschichtenabsorber - Verfahren zu dessen Herstellung und dessen Verwendung Multi-layer absorber - process for its preparation and its use
09/06/2000EP1032932A1 Active soundproofing method and device
09/06/2000EP0852792B1 Active noise control system for closed spaces such as aircraft cabins
09/05/2000US6115477 Denta-mandibular sound-transmitting system
09/05/2000US6114652 Method of forming acoustic attenuation chambers using laser processing of multi-layered polymer films
09/05/2000US6114004 Seals a cavity against the passage of air, moisture, fluids, particulates, in the body structure of automobiles; selant comprsises a polymer surrounding the support containing outer uncrosslinked foamable and inner crosslinked foamable layers
09/05/2000US6112852 Acoustical treatments with diffusive and absorptive properties and process of design
09/05/2000US6112514 Fan noise reduction from turbofan engines using adaptive Herschel-Quincke tubes
08/2000
08/31/2000DE10004009A1 Ultrasonic vibration element for milling machine, has torsional vibrator coupled to arm, and arm holding element attached to cone at vibration node and to central axis of front end of arm
08/30/2000EP1031136A2 Active noise control system for a defined volume
08/30/2000EP1031135A1 Shielded ultrasound probe
08/30/2000EP0806030B1 l/4-SOUND ABSORBER
08/30/2000CN2394291Y Electronic silencer in small space
08/30/2000CN1265216A Active control of acoustic output in gradient coils
08/29/2000US6111816 Multi-dimensional beamforming device
08/29/2000US6111337 Ultrasonic transducer dipole
08/29/2000US6110116 Method and apparatus for receive beamformer system
08/29/2000US6109389 Acoustical insulating barrier and method of making the barrier
08/29/2000US6109388 Sound absorbing mechanism using a porous material
08/24/2000WO2000049598A1 Arrays of quasi-randomly distributed ultrasound transducers
08/24/2000WO2000025297A3 Ultrasonic transducer having a tilted support, and method of manufacture
08/24/2000DE19907645A1 Sound damping housing absorption chamber filling, consists of pellets formed by compressing a basalt wool and adding an adhesive which hardens.
08/23/2000EP1029742A1 Noise insulating polyurethane foam member having low degree of water and oil absorbency
08/23/2000CN2392916Y 消音器 Silencer
08/23/2000CN1264333A Shaped multilayer metal foil shield structures and method of making
08/22/2000US6108273 Transmit beamformer with frequency dependent focus
08/22/2000US6106467 Apparatus for ultrasonic diagnosis with variable frame rate
08/22/2000US6105900 Active noise control system for a helicopter gearbox mount
08/17/2000DE10001778A1 Laminar material, e.g. for lining walls and ceilings
08/16/2000EP1028324A2 Medical digital ultrasonic imaging apparatus capable of storing and reusing radio-frequency (RF) ultrasound pulse echoes
08/16/2000EP1027115A1 Method and apparatus for enhancing an applause
08/16/2000EP0890004B1 Privacy enclosure
08/16/2000CN1263594A Device for measuring mass of a flowing medium
08/15/2000US6104673 Method and apparatus for transmit beamformer system
08/15/2000US6104670 Ultrasonic harmonic imaging system and method
08/15/2000US6102860 Ultrasound transducer for three-dimensional imaging
08/15/2000US6102465 Noise insulating structure for automotive vehicle passenger compartment
08/10/2000WO2000046493A1 Method of producing a sound-absorbent insulating element and insulating element produced according to this method
08/10/2000WO2000013169A9 Composite fairing with integral damping and internal helmholz resonators
08/10/2000DE19904986A1 Sound absorbent cover, e.g. for engine compartment of vehicle, comprises two outer layers and a center layer of foam joined by hot pressing in mold
08/09/2000EP1026663A2 Multiplexed array transducers with improved far-field performance
08/09/2000EP1025559A1 Control system and method for resonant apparatus such as adaptive tunable vibration absorbers
08/09/2000EP0799429B1 Source signature determination and multiple reflection reduction
08/08/2000US6098926 Composite fairing with integral damping and internal helmholz resonators
08/08/2000US6098743 Acoustical speaker housing and method of installation
08/03/2000DE19903102A1 Sound absorber consists of gas feed and discharge pipes leading to and from housing containing intermediate walls or pipes, with valve, coil and spring
08/03/2000DE19902905A1 Fahrzeug-Formhimmel Vehicle headliner
08/03/2000DE10004062A1 Ultrasonic cutters for cutting complex shaped objects, is moved by cross slide against workups which is rotated slowly into position
08/02/2000EP1024054A2 Vehicle headliner
08/02/2000EP1023015A1 Noise cancellation system for active headsets
08/02/2000CN1261954A Vabration pickup with press sheath