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)
10/2005
10/19/2005EP1285432B1 A method and a device for generating low frequency sound and use of the device
10/19/2005EP1051700B1 Multielement ultrasonic contact transducer
10/19/2005CN1685246A Ultrasound transceiver system for remote operation through minimal number of connecting wires
10/19/2005CN1684139A Silencing unit
10/19/2005CN1682663A 超声波探头和超声波诊断装置 An ultrasonic probe and ultrasonic diagnostic apparatus
10/19/2005CN1682662A Apparatus and method for controlling an ultrasound probe
10/18/2005US6955845 Acoustical and thermal insulator
10/18/2005CA2269424C Hybrid active-passive noise and vibration control system for aircraft
10/13/2005WO2005096269A1 System for actively reducing sound
10/13/2005WO2005096267A1 Intracavity probe with continuous shielding of acoustic window
10/13/2005WO2005096266A1 Ultrasound probe with multiple fluid chambers
10/13/2005WO2005095180A1 A vibration control device providing a desired vibration character in a steering wheel of a vehicle
10/13/2005WO2005094690A1 Ultrasonic probe volume compensation system
10/13/2005WO2005068295A3 Acoustically damped composite construction for the forward portion of a rocket or missile
10/13/2005US20050226435 Active noise cancellation system, arrangement, and method
10/13/2005US20050226434 Noise reduction systems and methods
10/13/2005US20050226432 Method for automatically reducing noises in an earphone
10/13/2005US20050226099 Quantitative echo souner and method of quantitative sounding of fish
10/13/2005US20050225211 Matching layer systems and methods for ultrasound transducers
10/13/2005US20050225204 Indium or tin bonded acoustic transducer systems
10/13/2005US20050224281 Speaker assembly
10/13/2005DE202005010540U1 Screw-type exhaust silencer has internal screw composed of five plates which form 6 sound-dampening chambers to absorb vibrations and interrupt discharge gas flow
10/13/2005DE102005001673A1 Medical ultrasound transducer for e.g. hospital, has electronics assembly, with thermal conductor linked with electrical component, operable to remove heat generated by component and move heat from interior to exterior portion
10/13/2005DE102004010601A1 Cover for tight sealing of device comprises elastomer component for laying upon locating face of device, and cap-like component connected to elastomer section, with cap-like component constructed from sound insulating material
10/13/2005DE10119867B4 Unterwasserantenne Underwater antenna
10/12/2005EP1585108A2 Acoustic waveguide system containing a trunk waveguide and a number of branch waveguides
10/12/2005EP1583659A2 Acoustic web
10/12/2005EP1366341B1 Converter for ultrasound flowmeter
10/12/2005EP1282896B1 Projector with tunable resonance frequency
10/12/2005CN1681645A Corrugated engineering plastic cardboard
10/12/2005CN1680715A Arrangement and method of coupling an air compressor to the drive shaft of a combustion engine
10/12/2005CN1223108C Echo canceling method and echo canceller
10/12/2005CN1222925C Method and system for noise reduction
10/11/2005US6954406 Acoustical source and transducer having, and method for, optimally matched acoustical impedance
10/11/2005US6953205 Multilayer molded element
10/11/2005US6953105 Damping foil consisting of several layers and a method for producing same
10/11/2005CA2301254C Noise cancellation system for active headsets
10/06/2005US20050220292 Method of discriminating between double-talk state and single-talk state
10/06/2005US20050217933 Sound absorbing material for a vehicle
10/06/2005US20050217927 Single and multiple reflection wave guide
10/06/2005US20050217926 Mobile station with sound speaker
10/06/2005US20050217646 Arrangement and method for coupling an air compressor to the driving shaft of an internal combustion engine
10/06/2005US20050217380 Device for measuring structure-born noise
10/06/2005CA2464781A1 Pacifying device
10/05/2005EP1583332A2 Mobile station with sound
10/05/2005EP1583075A1 System for actively reducing sound
10/05/2005CN1678801A Sound-absorbing structure and sound-absorbing unit
10/05/2005CN1678242A Static focus ultrasound apparatus and method
10/05/2005CN1678183A Pane display noise-proof structure
10/05/2005CN1678130A Headphone
10/05/2005CN1678128A Mobile station with sound speaker
10/05/2005CN1677706A Method and means for isolating elements of a sensor array
10/05/2005CN1676316A Sound absorbing material for a vehicle
10/05/2005CN1221484C Insulating product in particular heat-insulating product and method for making same
10/04/2005US6951134 Flowing fluid acoustic coupling
09/2005
09/30/2005CA2501980A1 Method of discriminating between double-talk state and single-talk state
09/29/2005WO2005091272A1 Assembly for reducing noise in turbofan engines
09/29/2005WO2005090699A1 Sound insulation element consisting of at least two layers, method for the fireproofing thereof and use thereof
09/29/2005WO2005067342B1 Method for adjusting adaptation control of adaptive interference canceller
09/29/2005US20050215905 Ultrasonic probe
09/29/2005US20050215892 System and method for transducer array cooling through forced convection
09/29/2005US20050214500 System and method for reducing sound transmission
09/29/2005US20050213776 Automobile audio system and signal processing method therefor
09/29/2005US20050213774 Headphoning
09/29/2005US20050213773 Noise cancellation system and headphone therefor
09/29/2005US20050212401 Display device
09/29/2005US20050211358 Pneumatic tire and tire cavity resonance suppression device
09/29/2005DE202005011243U1 Schallschluckendes Verbundmaterial Sound-absorbing composite end
09/29/2005DE102005011768A1 Verfahren zur Steuerung einer Ultraschallsonde und Ultraschalldiagnosevorrichtung A method for controlling an ultrasonic probe and ultrasonic diagnostic apparatus
09/29/2005DE102004011486A1 Ultrasonic sensor assembly for vehicle reversing radar, has ultrasonic sensor with two electric wires, where sensor has linear sensitive distance along its axis above preset value and sensitive angle at preset degree
09/29/2005DE102004009680A1 To suppress noise emissions from a vehicle fan motor, an additional noise is generated of the same frequency and amplitude but in an opposite phase to counter the motor noise
09/28/2005CN2729862Y Valve sound-absorbing component
09/28/2005CN1674826A 超声波探头 Ultrasonic probe
09/27/2005US6950584 Functional material and functional device
09/27/2005US6950526 Sound masking and paging system
09/27/2005CA2150792C Acoustical barrier
09/22/2005US20050207585 Active noise tuning system
09/22/2005US20050205352 Exhaust chamber comprising an envelope defining a gas circulation passage
09/22/2005US20050205349 Acoustic radiating
09/22/2005US20050205348 Acoustic waveguiding
09/22/2005DE102005009070A1 Process for improving sound reproduction via loudspeaker in noisy areas, e.g. in a motor vehicle passenger compartment, comprises modifying the amplitude/frequency response of an audio signal as a function of the disturbing noise
09/22/2005DE102005000818A1 Rauschunterdrückungssystem, Spracherkennungssystem und Fahrzeug-Navigationssystem Noise reduction system, speech recognition system, and vehicle navigation system
09/22/2005DE102004042110B3 Automotive silencer has cylindrical sleeve with dished inner partition in contact with sleeve inner face
09/22/2005DE102004011287A1 Schallschutzelement aus mindestens zwei Schichten, Verfahren zu seiner flammhemmenden Ausrüstung und seine Verwendung Soundproofing element of at least two layers, process for its flame-retardant treatment, and its use
09/22/2005DE102004009644A1 Schallintensitätsdetektor sowie Verfahren zum Messen der Schallintensität Sound intensity detector as well as methods for measuring the sound intensity
09/22/2005DE102004009080A1 Akustischer Absorber Acoustic absorber
09/21/2005EP1577880A2 An audio system comprising a waveguide having an audio source at one end and an acoustic driver at another end
09/21/2005EP1577879A1 Active noise tuning system, use of such a noise tuning system and active noise tuning method
09/21/2005EP1576846A2 Sound projector
09/21/2005EP1576578A2 A device for actuating a membrane and a vehicle comprising a device for actuating a membrane
09/21/2005EP1576364A1 Method for evaluating ultrasonic signals of a flaw in a workpiece
09/21/2005CN1671572A Sound-damping profiled member
09/21/2005CN1671248A Acoustic radiating
09/21/2005CN1670819A Acoustic waveguiding
09/21/2005CN1670346A Noise prevention cover
09/21/2005CN1219602C Tool machine with supersonic adaptor
09/20/2005US6946774 Segmented uniform energy megasonic transducer
09/20/2005US6946773 Apparatus and methods for cleaning and/or processing delicate parts
09/20/2005CA2321082C Thermal and acoustical insulating shield
09/15/2005WO2005086536A1 Method for noise reduction in an audio device and hearing aid with means for reducing noise