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Patent Searching and Data


Matches 351 - 400 out of 14,349

Document Document Title
WO/2008/120436A3
A voice conference apparatus (1) includes a sound collecting unit (2b) and a loudspeaker (30), while the sound collecting unit has a directional polar sensitivity characteristic which has a higher sensitivity with respect to sounds which...  
WO/2009/022502A1
To utilize existing communication networks to minimize the capital investment, while enabling communications of various commands and data. A communication system comprises a mobile terminal apparatus (10) in which a telephone communicati...  
WO/2009/023616A1
An echo canceller (106) can include a first multi-band filter (152) which receives a first input signal (108) and generates a first plurality of sub-band signals (110, 111, 112), and a second multi-band filter (154) which receives a seco...  
WO/2009/019867A1
A recorder comprises a broadcast receiving unit for receiving broadcast data, a captured image receiving unit for receiving captured image data captured by a camera device, a storage unit capable of storing the broadcast data received by...  
WO/2007/078570A3
A DSL line conditioner achieves high performance sufficient to simultaneously support video, voice and data signals on standard telephone twisted pair lines (102, 104, 106, 108) over substantially greater distances than are currently ava...  
WO/2007/047006A3
Apparatus and methods for deriving power from an active POTS twisted pair of lines for powering associated auxiliary electrical devices, such as signal processing electronics, includes a power supply for providing a regulated DC voltage ...  
WO/2007/027386A3
An adaptive filter in an echo canceling circuit includes a clipping detector (89) that affects the coefficients of the adaptive filter (84, 86) when clipping is detected. Clipping is defined as at least two successive maxima or minima in...  
WO/2007/130765A3
Methods and apparatus for echo cancellation in a system having a speaker and a microphone are disclosed. The speaker receives a speaker signal x(t). The microphone receives a microphone signal d(t) containing a local signal s(t) and an e...  
WO/2008/016587A3
An audio processor (71) for two way communication includes a signal generator (85) for producing test signals coupled to selected test points in the audio processor. An echo canceling circuit (83, 91) and a voice detection circuit (73, 7...  
WO/2008/016586A3
A telephone is operated in accordance with a histogram of data taken from the operation of one of its components, such as an echo cancelling circuit (83). The histogram provides a variable threshold for comparison with other signals or a...  
WO/2008/096253A3
An external (11) or internal (18) intercom and/ or video entry door station equipped with aids for people with limited visual, auditory and verbal capacities, comprising one or more of the following parts : keyboard (15, 22), visualisati...  
WO/2007/146592A3
A versatile power line communication device is provided. One embodiment of the device includes a controller having memory, a first modem in communication with the controller, and a first power line interface including a second modem, whe...  
WO/2007/120958A3
An enhanced tone detector (103) including an adaptive multi-bandpass filter (201), a tone detector (203) and a filter control unit (205). The adaptive multi-bandpass filter has a signal input receiving an input signal (X'(n)), a signal o...  
WO/2008/011529A3
A power converter comprises an input connection to a single power source, an output connection to a single coil (408), and a daisy-chain connection coupled to the output connection and configured to enable coupling of at least one additi...  
WO/2008/011319A3
A system (200) and method (400) for near-end detection of voice (107) in speakerphone mode is provided. The method can include determining (402) a convergence of an adaptive filter (220), determining (404) a dissimilarity between an auto...  
WO/2006/098983A3
A relatively low cost, easy to install and aesthetically pleasing cellular signal enhancer, also known as a wireless repeater, suitable for use in a home or business. The device includes a removable mounting pedestal that can be plugged ...  
WO/2008/005599A3
A hinge assembly (200) for a clamshell-type electronic device includes a spindle (201) and casing sleeve (202). The hinge assembly (200) facilitates a single-split hinge. In addition to providing the mechanical hinging action, the hinge ...  
WO/2008/122930A1
Sound from a microphone is processed before it is output by a loudspeaker. Feedback cancellation is used to reduce a feedback effects from the loudspeaker to the microphone. As part of feedback cancellation a microphone feedback componen...  
WO/2008/024852A3
Alternate digital content is inserted into mobile devices with a method and apparatus that comprises an alternate content scheduler, an alternate content reporter, and a micro-splicer. The alternate content scheduler further comprises a ...  
WO/2008/120436A2
A voice conference apparatus (1) includes a sound collecting unit (2b) and a loudspeaker (30), while the sound collecting unit has a directional polar sensitivity characteristic which has a higher sensitivity with respect to sounds which...  
WO/2008/083086A3
One embodiment of the invention includes an acoustic echo removal system (12). A transmit signal and a receive signal, each having high and low frequency portions, are propagated between a microphone (14) and at least one voice processor...  
WO/2008/112531A1
A telephony system equipped with an echo cancellation module is disclosed. A hybrid interface circuit outputs an outbound signal to a wall jack while receiving an inbound signal from the wall jack. The inbound signal may contain a line e...  
WO/2008/112536A1
A telephone system comprising an analog telephone and a full-duplex speakerphone adapter is disclosed. The analog telephone comprises an ordinary analog telephone subscriber circuit for transmitting and receiving analog signals and a han...  
WO/2008/112539A1
A voice communication device with an integrated framework structure for echo cancellation and noise reduction is disclosed. A microphone receives a local input signal while a speaker is outputting a local output signal. The local input s...  
WO/2008/112302A1
A headset utilizing an extendable microphone boom that positions the microphone closer to the user's mouth when deployed. A wireless headset that is adjustable to the user's face and ear geometry through the use of a flexible joint betwe...  
WO/2008/105537A1
When the test button of a master unit (1) of interphone capable of conversation with a door phone (2) is depressed, an inspection signal is transmitted to a fire alarm (3) in order to request operation confirmation test. Upon receiving t...  
WO/2008/105450A1
A fire alarm (3) sends, when it detects something wrong in its self-inspection, a failure signal to an intercom parent (1) capable of communicating with a door intercom (2), thereby to notify the intercom parent (1) of the trouble of the...  
WO/2008/105536A1
When the master unit (1) of interphone capable of conversation with a door phone (2) and fire alarms (3, 3, 3) are outputting a warning sound and an alarm stop button of the master unit (1) of interphone is depressed (first time depressi...  
WO/2007/079113A3
A low cost universal network interface device capable of accommodating various terminating devices. The network interface device generally including a base defining an interior cavity, and being further defined by a provider portion and ...  
WO/2005/074602A3
A push-button hinge 20 for a handheld device 22. The hinge comprises an axially movable button 32 having a push surface 56 and a helical portion 62 for converting axial movement of the button to rotation, a helical follower 36 engaged wi...  
WO/2008/103087A1
A double talk, detector (14) for controlling the echo path estimation in a telecommunication system by indicating when a received coded speech signal (6) is dominated by a non-echo signal (5), i.e. that so-called double talk exists. This...  
WO/2007/079111A3
A Network Interface Device (NID) component includes a base configured to receive, in a cavity, both a subscriber wire contact and a provider wire contact. The component also includes a cover in movable attachment to the base, the cover i...  
WO2008061205A9
One embodiment relates to a module for assisting with occupant to occupant communications in a vehicle is provided. The module is for use with a vehicle audio system mounted in the vehicle, the vehicle having a front half and a rear half...  
WO2007062287A8
An echo canceling circuit comprising a double talk detector, an upper band signal filter configured to pass only near-end upper band signals to the double talk detector and remove lower band signals, an adaptive filter circuit, a control...  
WO/2007/097987A3
The present invention is directed to a system and method for delivering advertisement messages to mobile communication devices (fig. 1 ). Specially, in accordance with a preferred emodiment, advertisment-messages (15) are sent to mobile ...  
WO/2008/096253A2
An external (11) or internal (18) intercom and/ or video entry door station equipped with aids for people with limited visual, auditory and verbal capacities, comprising one or more of the following parts : keyboard (15, 22), visualisati...  
WO/2008/086920A1
A method is provided for transmitting a digital signal y(n), y(n) comprising a useful signal and a perturbation signal p(n). The method comprises the steps of: receiving the Linear Prediction Coefficients (LPC) Ay of the a signal ye(n), ...  
WO/2008/045357A3
A telephone service provider or alarm company, supplies phone-line-power for auxiliary, backup, and/or emergency lighting in residential, commercial and/or industrial facilities at a reasonable charge in exchange for providing, maintaini...  
WO/2008/061205A3
One embodiment relates to a module for assisting with occupant to occupant communications in a vehicle is provided. The module is for use with a vehicle audio system mounted in the vehicle, the vehicle having a front half and a rear half...  
WO/2005/062727A3
Disclosed is an apparatus for canceling a vibration/silence notification mode of a mobile phone comprising: a condition setting unit for receiving canceling conditions of a vibration/silence notification mode from a user and setting the ...  
WO/2008/073057A1
An interrupt payment system (100) comprising means (100) for detecting an interrupt signal generated by a party to a call; means (102) for obtaining details of a payment to be made on detection of an interrupt signal; a payment processor...  
WO/2008/069660A1
The invention relates to telephone device, comprising a processing unit arranged to receive a microphone signal from a microphone and a speaker signal from a line interface and is arranged to transmit the microphone signal to the line in...  
WO/2008/062606A1
An intercom device is provided, which has the capability of providing a howling prevention function over a wide frequency region with improved cost performance. This intercom device has a speaker unit, a first microphone spaced from the ...  
WO/2008/058492A1
The invention relates to a method for adaptive filtering in which a level of a reference signal necessary for the adaptive filtering is determined in the context of an adaptation by estimation, using a quantity equivalent to the referenc...  
WO/2008/061205A2
One embodiment relates to a module for assisting with occupant to occupant communications in a vehicle is provided. The module is for use with a vehicle audio system mounted in the vehicle, the vehicle having a front half and a rear half...  
WO/2008/056503A1
A door phone system that has an indoor unit with improved convenience and with which, while viewing a smooth video, a user can conduct dialog through the indoor unit with a visitor present near an outdoor unit. The door phone system (100...  
WO/2008/031988A3
The invention relates to the automation of the settings of a telephone terminal comprising:- means (MA, IA) for setting the terminal according to a plurality of configurations adapted to respective communication contexts, and - an interf...  
WO/2007/044636A3
In a specific embodiment, the present invention includes a power line communication apparatus, e.g., portable or secured. The apparatus has an enclosure having a mounting member and a face region. The mounting member has a first side and...  
WO/2008/049983A1
The device comprises: a circuit for gathering acoustic signals with a microphone (18); a circuit for restoring audio signals with an amplifier (30) and a loudspeaker (16); a circuit (20) for interfacing with a telephone network or a port...  
WO/2008/049981A1
The device comprises: a circuit for gathering acoustic signals with a microphone (18); a circuit for restoring audio signals with an amplifier (30) and a loudspeaker (16); a circuit (20) for interfacing with a telephone network or a port...  

Matches 351 - 400 out of 14,349