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)
02/2001
02/01/2001DE19935371A1 Procedure for controlling at least one component in vehicle braking system has levels of operating noise, environment noise and/or inner cabin noise of vehicle determined and control is undertaken accordingly
01/2001
01/31/2001EP1072177A1 Apparatus for the redistribution of acoustic energy
01/31/2001EP1072034A1 Contact element for an ultrasound sensor
01/30/2001US6181753 Echo/noise canceler with delay compensation
01/30/2001US6181645 Ultrasound sensor for distance measurement
01/30/2001US6181052 Ultrasonic generating unit having a plurality of ultrasonic transducers
01/30/2001US6181051 Apparatus and methods for cleaning and/or processing delicate parts
01/30/2001US6179792 Acoustic wave therapy apparatus with reduced noise during acoustic wave emission
01/30/2001US6179086 Noise attenuating sandwich composite panel
01/25/2001WO2001005522A1 Impedance matching transducers
01/25/2001DE19932714A1 Tubular air flow conducting arrangement has flat sound reduction device with anti-sound generating elements; reduction device is helical membrane with sound sensing elements
01/24/2001EP1071072A2 Acoustic liner and method of making an acoustic liner
01/24/2001EP1070903A1 Device for attenuating noise in a pipe carrying gas
01/24/2001EP1070365A2 System for canceling interferers from broadband active sonar signals using adaptive beamforming methods
01/24/2001EP1044381A4 Digital ultrasound beamformer
01/24/2001EP0724762B1 Active control system for noise shaping
01/23/2001US6178246 Apparatus for the active suppression of noise radiated by a surface
01/23/2001US6177881 Vibrator mounting assembly for a portable communication device
01/23/2001US6177755 Air cooled ultrasonic apparatus
01/23/2001US6176964 Epoxy resin/b-stage resin-bonding a mesh between a honeycomb panel and protective perforate sheet; efficiency, durability, jet engine housings
01/23/2001CA2221178C Wholly microfabricated biosensors and process for the manufacture and use thereof
01/18/2001WO2001004969A1 High resolution focused ultrasonic transducer
01/18/2001WO2001004434A1 Insulating element with cellular type structure and method for making same
01/18/2001WO2001003916A1 Fireproofing insulating material adapted for aeronautical insulation
01/18/2001DE19932366A1 Isolierkörper mit zellartigem Gerüst und Verfahren zur Herstellung Insulator with zellartigem skeleton and processes for producing
01/18/2001DE19932175A1 Sound screening element comprises a self supporting moulding made of polypropylene with numerous penetrations.
01/18/2001DE19912593A1 Dental or medical sensor, especially for oral use, has additional cushioning layer between sensor and external sealing layer that prevents patient discomfort and damage to gums
01/18/2001CA2376082A1 High resolution focused ultrasonic transducer
01/17/2001EP1067868A1 Ultrasonic camera
01/17/2001CN1280241A Method and device for controlling noise of exhaust gas
01/16/2001US6174286 Medical diagnostic ultrasound method and system for element switching
01/16/2001US6173807 Engine nacelle acoustic panel with integral wedge fairings and an integral forward ring
01/16/2001US6173806 Muffling wall
01/16/2001US6173613 Measuring crack growth by acoustic emission
01/16/2001CA2205615C Ultrasonic wave diagnostic apparatus
01/11/2001WO2001003108A2 Ultrasonic linear or curvilinear transducer and connection technique therefore
01/11/2001DE19929112A1 Medizinisches Instrument zur Behandlung von biologischem Gewebe sowie Verfahren zum Übertragen von Druckwellen Medical instrument for treating biological tissue, as well as method for transmitting pressure waves
01/10/2001EP1067818A2 Video equipment speaker device with acoustic lens
01/10/2001EP1067511A2 Method and apparatus for actively controlling exhaust noise
01/10/2001EP1066766A1 Protective helmet, especially for motorcyclists
01/10/2001CN2414488Y Silencer in mouth
01/10/2001CN1279561A Loudspeaker device with acoustic lenses for video apparatus
01/09/2001US6172940 Two geophone underwater acoustic intensity probe
01/09/2001US6172939 Method and apparatus for transmit beamformer system
01/09/2001US6172444 Power system for impressing AC voltage across a capacitive element
01/09/2001US6170605 Panel for absorbing acoustic energy
01/06/2001CA2313423A1 Video equipment speaker device with acoustic lens
01/04/2001WO2001000094A1 Medical instrument for treating biological tissue and method for transmitting pressure waves
01/04/2001DE19930606A1 Schutzhelm, insbesondere für Motorradfahrer Helmet, especially for motorcyclists
01/03/2001EP1064439A1 Thermal and acoustical insulating shield
01/03/2001EP1064104A1 Ultrasonic transducer
01/03/2001EP1064052A1 Apparatus and method for mounting an ultrasound transducer
01/02/2001US6168572 Device for examining viscoelasticity of a living or artificial tissue
01/02/2001US6168564 Steerable transducer array for intracardial ultrasonic imaging
01/02/2001US6167985 λ/4 absorber with an adjustable band width
12/2000
12/28/2000WO2000079514A1 Attenuating material for ultrasound waves
12/28/2000WO2000079513A1 Dampening holding device for the housing of an ultrasonic transducer and method of its production
12/28/2000WO2000079300A1 Ultrasound probe with integrated electronics
12/28/2000WO2000078860A1 Interpolymer compositions for use in sound management
12/28/2000DE19929137A1 Baustoff zur akustischen Abschottung Building materials for acoustic isolation
12/28/2000DE19928015A1 Active vibration compensation e.g. for use in motor vehicles, involves transforming error signal into complex form, and combining with reference signal in preliminary stage using complex least mean square technique
12/28/2000DE19926820A1 Hearing protector especially ear plug for insertion into ear canal to prevent unwanted noise from reaching user's ear, has integrated wanted sound transducer, especially loudspeaker
12/28/2000CA2378322A1 Interpolymer compositions for use in sound management
12/28/2000CA2375525A1 Ultrasound probe with integrated electronics
12/27/2000EP1063333A1 Building material for acoustic screening
12/27/2000EP1062056A1 Acoustic horn
12/26/2000US6166998 Moulded transducer
12/26/2000US6165921 Three fibrous material comprises first, second and third fibers having varying degrees of fineness, denier and softening point; lightweight; superior acoustical capability, heat resistance and compression resistance; auto carpets
12/26/2000US6165144 Apparatus and method for mounting an ultrasound transducer
12/26/2000US6164411 Suppression of acoustic cavity resonance induced by fluid flow
12/26/2000CA2153186C Plain surface acoustical product
12/21/2000WO2000077514A1 Ultrasound scanner with beam former
12/21/2000WO2000058968A8 Device for reducing the noise level of a hard-disk drive
12/21/2000DE10028462A1 Underbody insulation for motor vehicle bodies has plastic layer for structure-borne noise insulation connected in friction-connection with underbody
12/20/2000EP1060637A1 Acoustic element
12/20/2000EP1060470A1 Method and apparatus for distributed, agile calculation of beamforming time delays and apodization values
12/20/2000EP1060094A1 Sound protective screen
12/20/2000EP1060073A1 Laminate
12/20/2000EP0871401A4 Ultrasonic biometric imaging and identity verification system
12/19/2000US6163610 Telephonic handset apparatus having an earpiece monitor and reduced inter-user variability
12/19/2000US6163505 contact member for an ultrasonic transducer
12/19/2000US6162193 Ultrasound probe
12/19/2000CA2200558C Ducted axial fan
12/14/2000DE19926552A1 Headset for playing back audio or ambient signals includes earpieces with playback converters to playback signals from an audio data source simultaneously or according to choice.
12/14/2000DE19926379A1 Verbundmaterial Composite material
12/14/2000DE19922965A1 Arrangement of micromechanical ultrasound converters comprises a damping layer of polymer material whose state for given working temperatures and frequencies lies within the glass transition range
12/14/2000CA2453891A1 Acoustic isolator for downhole applications
12/13/2000EP1059160A2 Laminate
12/13/2000EP1059159A2 Laminate
12/13/2000EP1058618A1 Sound absorbent thin-layer laminate
12/12/2000US6160892 Active muffler
12/12/2000US6160340 Multifrequency ultrasonic transducer for 1.5D imaging
12/12/2000US6159149 Ultrasonic camera
12/07/2000WO2000072766A1 Ultrasound transmission apparatus having a tip
12/07/2000DE19927797C1 Ultrasonic transducer for measurements in gases, employs cast elastomer between its sidewalls and an outer holder, to prevent undesirable wall coupling
12/07/2000CA2374208A1 Ultrasound transmission apparatus having a tip
12/06/2000EP1057365A1 Personal sound masking system
12/06/2000EP1057037A1 Knock sensor with low sensitivity dispersion
12/05/2000US6157319 Universal remote control system with device activated setup
12/05/2000US6157116 Active noise cancellation in disc drives