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Patent Searching and Data


Matches 301 - 350 out of 1,909

Document Document Title
WO/2009/138021A1
A new solar wireless sound system includes a transmitting part (1) and a solar-powered outdoor speaker box (2). The transmitting part (1) includes a transmitting circuit (11) and a sound source input device (12) connected to the input te...  
WO/2009/112070A1
The present publication describes a data transfer method and system in a digital sound reproduction system. The method comprises method steps for generating a digital audio stream for multiple channels in a host data source, e.g. a compu...  
WO/2009/099674A1
An exterior power supply consists a positive and negative power contacts located in the hearing aid, a wire, and a power supply. The electrode contacts use two pieces of thin plate connecting to the wire, which passes. through the batter...  
WO/2009/068276A1
The invention relates to a loudspeaker device comprising at least one loudspeaker (L1, L2) for the playback of audio signals and at least one microphone (M1, M2) for recording ambient noises. The loudspeaker device further comprises an a...  
WO/2009/045696A1
A public address system installed in a building or other region being monitored can communicate with a regional fire detection system. Responsive to information received from the fire detection system as to developing dangerous condition...  
WO/2009/039597A1
"AUDIO EQUIPMENT", which includes a) Intuitive user interface for easy equipment operation; b) "Audio Link", "P. A. Control", "Programmable Stage Monitors", "Output Terminal" and "Instrument Input Selector" features; c) Integrated sound ...  
WO/2009/025705A1
An audio circuit and associated method for enhanced intelligibility of audio content includes a first means for receiving reproduced audio content, a microphone for providing a microphone output signal in accordance with ambient noise, a...  
WO/2009/022278A1
An audio reproduction system comprises an arrangement ofaudio speakers (1- 5) ofa first kind having a first degree of directivity in combination with at least one audio speaker (7) of a second kind having a second degree of directivity.I...  
WO/2009/005481A1
This invention is related with an announcing circuitry that starts up by sensing the motion of any living being at a desired time and distance range or by triggering, touching or by any sound (clapping hands, talking, whistling, etc.) an...  
WO/2008/143530A1
A data switch (1) comprises a switch device (2) and at least two ports adapted for connecting respectively to a data source such as the internet or another network, optionally via a telephone cable, and to an electronic device such as a ...  
WO/2008/113137A1
An arrangement is disclosed whereby a hearing prosthesis, such as a cochlear implant, may select receive inputs from multiple microphones, for example disposed on either side of the user's head. Based upon a signal parameter such as the ...  
WO/2008/098618A1
The present invention relates to a refractory mounting unit for ceiling mounted or wall mounted electric devices and comprises: a refractory housing (1) having at least one wall and an inner and an outer side; the at least one wall compr...  
WO/2008/095342A1
There is provided a dock without a power source for a portable digital device with at least one integrated speaker driver. The dock may include a platform for placement of the portable digital device; a protrusion located at the platform...  
WO/2008/091367A2
Method and apparatus for producing, combining, and customizing virtual sound environments. A binaural sound system (400) includes a transceiver (492) configured for receiving a signal (600) containing at least a first type of information...  
WO/2008/087089A1
A classroom sound amplification system adapted for providing information aiding at diagnosing possible erroneous or inappropriate conditions or configurations of the system is disclosed. The system comprises a microphone device convertin...  
WO/2008/052697A1
An operator control device (10), in particular for a motor vehicle, having a man/machine interface (10'), and a method for controlling the provision of signals in various perception spaces (11, 12), wherein at least a first perception sp...  
WO/2008/047089A2
A method of configuring an array of speaker elements is disclosed. The method computes a sound that pressure level at various points in the venue and is evaluated by various objective functions. The configuration of a candidate array is ...  
WO/2008/036992A2
Disclosed are a method and a device for monitoring loudspeaker lines. In said method, a least one alternating current signal having a predefined frequency is fed to a loudspeaker line, the voltage and current are measured, and the input ...  
WO/2007/145876A2
A system and method for generating, transmitting and distributing audio signals. The system and method may include an array having a plurality of microphones (406, 408) and a plurality of speakers (406, 408) as well as a first processor ...  
WO/2007/140178A2
Described is a system and method for announcement transmission. The system comprises a server and a network management arrangement coupled to the server. A wireless computing unit transmits an announcement request to the arrangement. The...  
WO/2007/107744A2
Sound reproduction and lighting apparatus, which is configured as a table lamp, comprises a light source (46) and a panel-form loudspeaker unit (40), at least a portion of which is transparent or translucent so that light from the light ...  
WO/2007/091889A1
System for giving intelligibility feedback to a speaker (1), speaking for an audience (2), comprising a first microphone (3) at the speaker's side and a second microphone (4) at the audience's side. Both microphones are connected to proc...  
WO/2007/080730A1
An advertising and informing device has an announcement place determination section (101) for determining whether information on the current position of a vehicle acquired by using a GPS receiver unit (110) etc. corresponds to place info...  
WO/2007/030247A1
A telecommunications system includes a network (222); a plurality of user devices (106, 108, 110, 112) operably coupled to said network (222) and including a microphone (824) and a speaker (826); a ccollaboration server (101) configured ...  
WO/2007/009599A1
Loud speakers are grouped into directional groups in a reproduction environment. The directional groups, in relation to the associated loudspeakers, overlap such that the provided loudspeakers have a loudspeaker parameter which has a dif...  
WO/2007/009597A1
The aim of the invention is to trigger loudspeakers in a reproduction zone in which at least three directional groups are provided, each of which comprises loudspeakers. Said aim is achieved by first obtaining a source path from a first ...  
WO/2007/003519A2
Disclosed is a method for improving the perceived acoustics of a room. Said method comprises the following steps: at least one sound signal is recorded in the vicinity of at least one sound source located in the room via a recording mean...  
WO/2006/129539A1
An audio guidance device (1) includes: a plurality of speakers (20) arranged in a passage in a building; a speaker information storage unit (18) containing information on a delay time to cause the Haas effect between adjacent speakers (2...  
WO/2006/095804A1
A broadcast system (1) includes a plurality of loudspeakers (501, 502), a management device (3), a switching control unit, and a failure judgment unit. The switching control unit causes a loudspeaker (502) to be inspected among the plura...  
WO/2006/091335A2
A measurement system and method combine an audio announcement system with a plurality of spaced apart wirelessly coupled devices which evaluate speech intelligibility of audio output from loudspeakers of the audio announcement system. Pr...  
WO/2006/088380A1
A horn speaker, in particular for reproducing bass sound in public address systems, in which the horn (23) is mounted directly to the driver element (21) without any intervening compression chamber. The back side of the driver element (2...  
WO/2006/066351A2
The present invention relates to a distributed paging system. The distributed paging system includes a combined data and digital audio network and a plurality of paging system consoles. Each paging system console includes an operator int...  
WO/2006/067486A1
A public address system includes an audio signal transmitter (10) for transmitting an audio signal by connecting an earth terminal (c) of a plug (10a) of the audio signal transmitter to an earth terminal (c) of a first connector (30) of ...  
WO/2006/058602A1
The invention relates to a control device for a public address system with loudspeaker signals. The public address system has an electromagnetic field synthesis loudspeaker array (10) as well as one or more supply loudspeakers (12), whic...  
WO/2006/053704A1
A server is arranged to distribute at least one stream of audio data correspo ding to an audio signal to two or more speakers across a network. Each speaker includes a respective clock for regenerating the audio signal from the audio dat...  
WO/2006/055783A1
The present invention allows multi-amplifier systems to be implemented, while avoiding the difficulties associated with current multi-amplifier systems. One amplifier is a 'master'(10) , which controls the settings a plurality of other a...  
WO/2006/050754A2
The invention relates to a public address system, a control unit of the public address system and a monitoring device of a public address system. A bi-directional communication with modulated data between a control device and a monitorin...  
WO/2006/038812A1
The present invention discloses an inventive microphone assembly for desktop communication systems. It utilises the advantages of placing the microphone in a desktop conferencing system as close as possible to the tabletop surface, witho...  
WO/2006/032645A1
The invention relates to a connector module (2), for a sonic transducer (12), in particular, for a loudspeaker (14). The invention further relates to a loudspeaker module (38), a public address system (50) made up by the combination of s...  
WO/2006/015801A1
The invention relates to an audio conferencing device comprising at least one base conferencing unit consisting of at least three signal gates each of which comprises a digitised audio signal input and a digitised audio signal output, wh...  
WO/2005/125272A1
It is possible to suppress howling generated when amplifying a target sound collected by a first microphone, by an amplification unit and outputting it from a loud speaker as an intensified sound. The first step generates a first power s...  
WO/2005/117484A1
A speaker system may be desired to acquire a fixed directivity over a frequency range as wide as possible. However, a speaker system using a horn of a fixed directivity is frequently used in combination with a box speaker having a built-...  
WO/2005/117485A1
A volume adjusting part (20) adjusts the volume in accordance with the operational amount of a volume operator (44). A howling detecting part (52) detects the occurrence of a howling accompanying a volume change using the volume adjustin...  
WO/2005/109951A1
Methods and apparatuses for angular discrimination of communication signals are described. Two sensors spatially separated from each other sample their captured signals and transform them in a given transform kernel (e.g. Fourier) into t...  
WO/2005/104610A1
The resonance frequency of a magnified-sound space is determined based on a basic amplitude/frequency characteristic obtained by sound magnifying, from a speaker (13) located in the magnified-sound space (40), a predetermined measurement...  
WO/2005/101176A2
A user interface (103) for an electronic device (101) (and corresponding method) is arranged and constructed for intuitive control of interface functionality. The user interface includes: a user interface component, e.g. speaker, microph...  
WO/2005/094117A1
The present invention refers to an integrated electro acoustic equipment, characterised by the fact that it uses the parallelepiped case of the main loudspeaker for low frequencies, suitably provided with wheels for easier handling and t...  
WO/2005/076912A2
A network includes an audio signal producing device, a content distributor communicatively coupled to the audio signal producing device, a router (270), a network communication medium (210) communicatively coupling the content distributo...  
WO/2005/076663A1
A system (1) is described which is suited for suppressing audio distortion. The system comprises echo cancelling means g1, g2 coupled between an audio output (4) and a distorted desired audio sensing microphone array (3), and a filter ar...  
WO/2005/069685A1
An audible intelligibility system and method combine a public address system (10) with a plurality of spaced apart sensors (60s) to evaluate intelligibility of audio output from speakers (34s) of the public address system (10). Processin...  

Matches 301 - 350 out of 1,909