Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 1 - Details of transducers
Patents for H04R 1 - Details of transducers (42,173)
07/2010
07/22/2010US20100183180 Speaker Apparatus
07/22/2010US20100183179 Acoustic Dock for Portable Electronic Device
07/22/2010US20100183175 Audio Player with Monophonic Mode Control
07/22/2010US20100183173 Dynamic sound transducer and receiver
07/22/2010US20100183171 Structure of Speaker
07/22/2010US20100183170 Dock without a power source for digital devices
07/22/2010US20100180756 Portable Multi-Functional Audio Sound System and Method Therefor
07/22/2010DE102009005302A1 Schutzhelm und Vorrichtung zur aktiven Störschallunterdrückung Helmet and device for active noise suppression
07/21/2010EP2208367A1 Multifunction system and method for integrated hearing and communiction with noise cancellation and feedback management
07/21/2010EP2208362A1 Method for synthesizing a microphone signal
07/21/2010EP2208361A1 Microphone arrangement, having two pressure gradient transducers
07/21/2010EP2208360A1 Microphone arrangement comprising three pressure gradient transducers
07/21/2010EP2208359A1 Position determination of sound sources
07/21/2010EP2208358A1 Microphone arrangement
07/21/2010EP2208357A1 Acoustic system
07/21/2010EP2207450A1 Eyeglass speaker case
07/21/2010CN201533394U Sealed ear cap structure
07/21/2010CN201533393U Earphone
07/21/2010CN201533392U Mini earphone with elliptic loudspeaker unit
07/21/2010CN201533391U Audio output impedance regulating circuit
07/21/2010CN201533390U Minitype microphone
07/21/2010CN201533389U Wireless microphone with remote regulation function
07/21/2010CN201533388U Electroacoustic element
07/21/2010CN201533387U Bass sound box
07/21/2010CN201533386U Speaker grill cover
07/21/2010CN201533385U Speaker grill structure
07/21/2010CN201533384U Loudspeaker system installation device with vibration damping and easy installation functions
07/21/2010CN201533383U Vertical sound device
07/21/2010CN201533382U Integrated system of loudspeaker
07/21/2010CN201533381U Multifunctional sound box
07/21/2010CN201532759U Sound generating mechanism used for electronic organ
07/21/2010CN201532251U Computer noise identifier
07/21/2010CN201529348U Sound-effect enhanced loudspeaker enclosure of treadmill
07/21/2010CN1822706B Frame for speaker device and speaker device
07/21/2010CN101785322A Sound producing system
07/21/2010CN101785321A Mounting structure for speaker and flat panel display
07/21/2010CN101783991A Filter circuit
07/21/2010CN101783990A Linear control system, linear control device and linear control method of mobile equipment
07/21/2010CN101783987A Novel sound box
07/21/2010CN101783986A Earphone interface circuit and electronic equipment
07/21/2010CN101783985A Earphone
07/21/2010CN101783984A Retractable speaker ear piece unit and phone watch containing the same
07/21/2010CN101783983A Earphone with clamping structure
07/21/2010CN101783982A Spring mounting seat of speaker
07/21/2010CN101783981A Sound box and television
07/21/2010CN101783464A Microphone output connector
07/20/2010US7761176 Promotional portable music players
07/20/2010US7760900 Speaker grille attachment system
07/20/2010US7760899 Subwoofer with cascaded array of drivers arranged with staggered spacing
07/20/2010US7760896 Microphone mount
07/20/2010US7760891 Focused hypersonic communication
07/20/2010CA2432048C Multi-mode pipe projector
07/16/2010CA2690591A1 Method and apparatus for a loudspeaker assembly
07/15/2010WO2010080368A2 Magnetic cord management system
07/15/2010WO2010080066A1 A headset
07/15/2010WO2010079852A1 Headphone set
07/15/2010WO2010079526A1 Noise cancellation device and noise cancellation program
07/15/2010US20100177926 Capacitive Electroacoustic Transducer and Microphone
07/15/2010US20100177922 Condenser microphone using the ceramic package whose inside is encompassed by metal or conductive materials
07/15/2010US20100177921 Response speaker system
07/15/2010US20100177920 A micro-speaker
07/15/2010US20100177911 Method of constructing a multiway loudspeaker system with improved phase response to pass a square wave
07/15/2010US20100177907 Headphones and earmuffs
07/15/2010US20100177906 Distributed sensing of signals linked by sparse filtering
07/15/2010DE202010004044U1 Motorisch betriebenes Mikrofonstativ The motor-powered microphone stand
07/15/2010DE102009017843A1 Housing for behind-the-ear hearing aid for hearing impaired persons, has battery casing extracted into predetermined pivot position from axle in axial direction and axially fixed on axle in normal pivot position by shell section of frame
07/15/2010DE102009004662A1 Mikrofoneinheit Microphone unit
07/15/2010DE102009004496A1 Hybrid sound converter for use as full range loudspeaker in e.g. aircraft field, has deformation part provided in region of oscillator coil in direction of hearer, such that deformation part present in sound propagation direction
07/15/2010DE102008063103A1 Microphone capsule supporting plate for transmission of discant sound, and for transmission of bass sounds with impact sound suppression, has thin connecting cables provided with conductor
07/15/2010CA2747655A1 Telephony and digital media services device
07/14/2010EP2207367A1 Loudspeaker device and corresponding method for its manufacture
07/14/2010EP2207364A1 Component with a micromechanical microphone structure
07/14/2010EP2206358A1 In-ear digital electronic noise cancelling and communication device
07/14/2010EP2205465A2 Interference-free parking-assistance sensor assembly
07/14/2010CN201528417U Cooling headphone
07/14/2010CN201528416U Earplug type earphone with fixing structure and earplug provided with same
07/14/2010CN201528415U convenient earphone
07/14/2010CN201528414U Ultrasonic magnet-therapy health-care earphone
07/14/2010CN201528413U Suspension type zipper headset
07/14/2010CN201528412U rotary earphone
07/14/2010CN201528411U Structure of earshield type earphone
07/14/2010CN201528410U Switch for microphone
07/14/2010CN201528409U Micro-electro-mechanical microphone
07/14/2010CN201528408U Inner sound absorption and damping structure of sound box
07/14/2010CN201528407U Electronic device
07/14/2010CN1805620B Piezo-electric acoustic generator
07/14/2010CN101778323A Low frequency T-iron central reversal phase voice box of omni-directional loudspeaker
07/14/2010CN101778322A Microphone array postfiltering sound enhancement method based on multi-models and hearing characteristic
07/14/2010CN101778321A Frequency response equalization processing method for omnidirectional sound source loudspeaker system
07/14/2010CN101778320A Microphone key-press earphone and state identification method
07/14/2010CN101778319A Method, system and mobile terminal for preventing misjudgment of earphone keystroke detection
07/14/2010CN101777350A Anti-noise jamming audio input device and method for eliminating audio noise jamming
07/14/2010CN101773320A eardrop bluetooth
07/14/2010CN101123915B Sound monitor
07/13/2010US7757264 Audiovisual reproduction system
07/13/2010US7756915 Automatic digital music library builder
07/13/2010US7756287 Speaker vibrating parts
07/13/2010US7756286 Mobile terminal having speaker
07/13/2010US7756279 Microphone preamplifier
07/13/2010US7756278 Ultra-directional microphones
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