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)
04/2005
04/21/2005US20050081636 Two dimensional phased arrays for volumetric ultrasonic inspection and methods of use
04/21/2005DE102004012929B3 Noise reduction system for gas turbine engine for aircraft has surface cladding for hot gas channel downstream of turbine, with circular perforated plates covering large ends of frustoconical spaces
04/20/2005EP1524519A1 Two dimensional phased arrays for volumetric ultrasonic inspection and methods of use
04/20/2005EP1523407A1 Decorative laminate for fibrous insulation products
04/20/2005EP1208373B1 Coupling medium for transversal ultrasonic waves
04/20/2005EP1017508A4 Porous metal/organic polymeric composites
04/20/2005CN2694426Y Acoustic board
04/20/2005CN2694425Y Micro-boring acoustic board
04/20/2005CN2694424Y Sound screen
04/20/2005CN1608161A Soundproofing restraining system
04/20/2005CN1607864A Content reproducing system and method
04/19/2005US6882087 Uniform energy megasonic transducer using vessel as resonator
04/19/2005US6881237 Air filter for an internal combustion engine
04/14/2005WO2005001398A3 Arrangement for creating user detected vibration with low mass actuator
04/14/2005US20050078659 Label selection for end-to-end label-switched traffic through a communications network
04/14/2005DE4447698B4 Medizinisches Werkzeug Medical tool
04/14/2005DE19909046B4 Akustischer Mehrschichtenabsorber, Verfahren zu dessen Herstellung und dessen Verwendung Acoustic multilayer absorber, a process for its preparation and its use
04/14/2005DE10349654B3 Automobile body component panel with active noise damping provided by piezoelements within component panel layer structure
04/14/2005DE10343006A1 Electroacoustic system for reproduction of acoustic signals within MR diagnosis equipment, has a loudspeaker with an electrodynamic vibration system that is designed taking into account the tomograph static base magnetic field
04/14/2005DE10341213A1 Sound diffuser e.g. for loud speaker system, has assigned sound producer and hyperbolic convex surface with hyperbolical part of surface has further sound diffuser
04/13/2005EP1522062A1 Device and method for active soundproofing, and power unit for aeroplanes
04/13/2005CN1606476A Micromachined ultrasound transducer and method for fabricating same
04/13/2005CN1606464A Sound emitting device
04/13/2005CN1605503A Car door structure
04/12/2005US6879922 Systems and methods for suppressing pressure waves using corrective signal
04/12/2005CA2259953C System and method for fastening insulating layer to sheet material
04/07/2005WO2005031699A1 Acoustic material
04/07/2005WO2005030056A1 Ultrasonic diagnostic system
04/07/2005US20050075573 System and method for actively cooling transducer assembly electronics
04/07/2005US20050075571 Sound absorption backings for ultrasound transducers
04/07/2005US20050075570 Ultrasonic diagnosing apparatus
04/07/2005US20050073171 Car door structure
04/07/2005US20050072625 Acoustic diffusers for acoustic field uniformity
04/07/2005DE10341319A1 Schalldämpfer Silencer
04/07/2005DE10340624A1 Shockwave source for breaking up blockages in the kidneys comprises an electromagnetic shockwave generator, and an acoustic lens for focusing the shockwave
04/07/2005DE10340011A1 Schalldämpfende Beschichtungen, Verfahren zu deren Herstellung und deren Verwendung Sound-absorbing coatings, processes for their preparation and their use
04/07/2005DE102004039066A1 Car audio system with universal loudspeaker(s), transmitting universal signal inside car, and with individual loudspeaker(s) transmitting individual signal for one passenger
04/06/2005EP1463863A4 Multi-density sound attenuating laminates and methods of making same
04/06/2005CN1196101C Noise canceling system
04/05/2005US6876128 Short-circuit noise abatement device and method for a gas ultrasonic transducer
04/05/2005US6875178 Receive circuit for ultrasound imaging
04/05/2005US6874212 Method of making an acoustic wave resonator
03/2005
03/31/2005WO2005029462A1 Soundproofing coatings, method for the production thereof, and use of the same
03/31/2005WO2005028535A1 Flexible polyurethane foam and process for producing the same
03/31/2005WO2005027747A1 Ultrasonic diagnosis apparatus
03/31/2005WO2004080113A3 Device having matched accoustical impedance and method
03/31/2005US20050070801 Acoustic lens composition, ultrasonic probe, and ultrasonic diagnostic apparatus
03/31/2005US20050069158 Packaged piezoelectric exciter module
03/31/2005US20050069144 Computer-based onboard noise suppression devices with remote web-based management features
03/31/2005US20050067220 Sound absorber
03/31/2005US20050067219 Method and apparatus for exhaust sound attenuation on engines with cylinder deactivation
03/31/2005US20050066745 Measuring head for an ultrasonic flowmeter
03/31/2005DE10341422A1 Ultraschallwandleranordnung Ultrasonic transducer assembly
03/31/2005CA2548196A1 Soundproofing coatings, method for the production thereof, and use of the same
03/30/2005EP1519362A2 Acoustic lens composition, and ultrasonic probe and ultrasonic diagnostic apparatus having such a lens
03/30/2005EP1518638A1 Machine tool with active noise reduction
03/30/2005EP1518132A1 System and method for electronically altering ultrasound scan line origin for a three-dimensional ultrasound system
03/30/2005EP1517812A1 Soundproofing floor covering and method for the production thereof
03/30/2005CN1602116A Microphone apparatus, noise reduction method and recording apparatus
03/29/2005US6872761 Expansion microspheres; overcoating a substrate with polymer and filler
03/29/2005US6871725 For use in a sound attenuation panel in the high velocity air flow region of an engine nacelle
03/24/2005WO2005027338A2 Active noise control system and method
03/24/2005WO2005025767A1 Acoustic diffusers for acoustic field uniformity
03/24/2005WO2004108214A8 Ultrasound probe having a central opening
03/24/2005US20050064826 System and method for obscuring unwanted ambient noise and handset and central office equipment incorporating the same
03/24/2005US20050064165 Acoustically damped composite construction for the forward portion of a rocket or missile
03/24/2005US20050063553 Microphone apparatus, noise reduction method and recording apparatus
03/24/2005US20050061084 Ultrasonic transducer and method of joining an ultrasonic transducer
03/23/2005EP1516318A1 Sound absorber comprising two parts delimiting a hollow space
03/23/2005EP1515888A1 An acoustic liner, use of such a liner and method for manufacturing an acoustic liner
03/23/2005CN1599926A Ultrasound transducer for application in extreme climatic conditions
03/23/2005CN1599663A Underbody sound damping structure for motor vehicles
03/23/2005CN1599647A Ultrasonic transducer and method of joining an ultrasonic transducer
03/23/2005CN1598922A Valve type sound absorption construction
03/23/2005CN1194143C Sound isolation material and sound isolating structure
03/22/2005US6869401 Ultrasound probe with integrated electronics
03/22/2005US6868940 Sound absorbing panel
03/22/2005US6868729 Method of driving two-dimensional array ultrasonic probe, and ultrasonic diagnostic apparatus
03/17/2005WO2005024778A1 Sound absorbing structure and method of producing the same
03/17/2005WO2005024461A1 Resolving directional information in sonar arrays
03/17/2005US20050056481 Sound attenuating cover for domestic air conditioner compressors
03/17/2005DE10337133A1 Plate-shaped element for a sound-absorber system comprises recesses in an absorber element side in the form of rectangles whose length and width are greater than the width of grooves in a visible element side
03/17/2005DE10259543B4 Richtlautsprecher Directional loudspeaker
03/16/2005EP1515304A2 Active noise cancellation system having an adaptive filter and a correction filter
03/16/2005EP1515303A1 Ultrasound transducer assembly including a mass ring for the damping of interfering resonances
03/16/2005EP1515040A1 Wind turbine with outer noise shell
03/16/2005EP1513702A1 Motor vehicle floor covering comprising a tufted velour carpet layer, and method for producing the same
03/16/2005EP1010166B1 Method and apparatus for processing sound
03/16/2005CN1596432A Systems and methods for controlling a phased array focused ultrasound system
03/16/2005CN1594840A Wind urbine with outer noise shell
03/16/2005CN1593347A Beam composition method and device based on null aim interpolation
03/15/2005US6868042 Data-based signal definition for frequency domain adaptive beamforming algorithms
03/15/2005US6866633 Method and apparatus for ultrasonic imaging using acoustic beamforming
03/10/2005WO2005021826A2 Titanium foil metallization product and process
03/10/2005WO2003106263A8 An acoustic liner, use of such a liner and method for manufacturing an acoustic liner
03/10/2005US20050054933 Dynamically configurable ultrasound transducer with intergral bias regulation and command and control circuitry
03/10/2005US20050054932 Ultrasound transducer
03/10/2005US20050053244 Active noise cancellation system
03/10/2005CA2480381A1 Wind turbine with outer noise shell
03/09/2005EP1512865A2 Silencer