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WO/2017/143740A1 |
The present invention provides a peripheral device of a mobile phone for improving a voice function of the mobile phone. The peripheral device comprises a host (1) and a mobile phone fixing member (2). The host (1) comprises multiple dir...
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WO/2017/140070A1 |
The invention relates to a method and system for cancelling noise in voice communication conducted by an intelligent device. The method comprises: acquiring valid audio devices having audio data and located in the same wireless network a...
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WO/2017/136587A1 |
Described herein is a method and audio capture system for suppressing noise due to mechanical disturbances in an audio capture system. In one embodiment a method includes the steps of: a) receiving an input audio signal from a microphone...
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WO/2017/134798A1 |
A voice communication device according to the present invention is a voice communication device for an elevator, the voice communication device characterized in being provided with: a parameter-holding unit for holding a parameter depend...
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WO/2017/130330A1 |
[Problem] To provide a multiple dwelling house interphone system wherein a centralized collective entrance machine or a centralized controller can make a call without storing the numbers of a building and a room to which a callee termina...
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WO/2017/123813A1 |
Systems and methods for acoustic echo cancellation are provided. An example method includes receiving a reference signal. The reference signal represents at least one sound captured inside an enclosure of a loudspeaker. The loudspeaker i...
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WO/2017/116863A1 |
A system includes a feedback filter configured to receive an audio signal from a microphone and to process the audio signal based on a feedback path between a loudspeaker and the microphone. The system also includes an adaptive filter co...
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WO/2017/096923A1 |
Disclosed in the present invention are a method and system for alleviating hands-free call echo of a mobile terminal. The mobile terminal comprises a loudspeaker, a primary microphone, and a secondary microphone. The distance from the pr...
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WO/2017/098633A1 |
Priority levels of portable terminals that operate in cooperation with an electrical appliance are dynamically switched on a user-by-user basis or in accordance with the locations of users in the home. An intercom host 28 includes a prio...
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WO/2017/099728A1 |
A method for residual echo suppression is provided. Embodiments may include receiving an original reference signal and applying a distortion function to the original reference signal to generate a second signal. Embodiments may include g...
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WO/2017/098948A1 |
Provided is a nurse call system with which, when nurses have been notified of a nurse call from a patient, it is possible to reduce the burden on the nurses. A nurse call system in which, upon receipt of a nurse call a management server ...
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WO/2017/080505A1 |
The present invention relates to the technical field of audio testing, and in particular to an echo suppression testing method. The echo suppression testing method comprises: a first audio signal generator arranged on a sending module ge...
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WO/2017/080371A1 |
The present disclosure provides a method and device for improving the adaptive learning of an acoustic echo canceller. The method comprises: when it is detected that there is double-talk, acquiring a filter coefficient history value of a...
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WO/2017/083530A1 |
An acoustic echo canceller includes an adaptive filter and a double-talk detector. The adaptive filter includes a linear filter and a coefficient calculator. The linear filter has a transfer function that is controlled by a set of variab...
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WO/2017/080504A1 |
The present invention relates to the technical field of audio tests. Provided is a test method for an audio conversion device. The method comprises: after a test signal generated by a first audio signal generator reaches a receiving modu...
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WO/2017/070951A1 |
Provided are echo cancellation-related circuit and method, being used to improve the effect of the echo cancellation. In the echo cancellation circuit, one end of a first resistance unit and one end of a fourth resistance unit both recei...
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WO/2017/065989A1 |
An estimated system gain spectrum of an acoustic system is generated, and updated in real-time to respond to changes in the acoustic system. Peak gains in the estimated system gain spectrum are tracked as the estimated system gain spectr...
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WO/2017/056165A1 |
An entryphone system according to the present invention configured to be able to communicate with the room devices disposed in respective rooms, the entryphone system comprising: an input unit (11) that allows room determination informat...
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WO/2017/052659A1 |
Microelectronic package communication is described using radio interfaces connected through wiring. One example includes a system board, an integrated circuit chip, and a package substrate mounted to the system board to carry the integra...
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WO/2017/052656A1 |
Microelectronic package communications are described that use radio interfaces that are connected through waveguides. One example includes an integrated circuit chip, a package substrate to carry the integrated circuit chip, the package ...
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WO/2017/053490A1 |
An acoustic echo path change detection apparatus constituted of: a time domain path change detection functionality arranged to: detect a change in a near-end acoustic echo path responsive to a time domain analysis of a near-end signal an...
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WO/2017/044819A1 |
An acoustic echo cancellation (AEC) system within an audio playback system of an electronic device, such as a mobile phone, may calculate an estimation of an acoustic echo based on parameters describing the transducer reproducing the aud...
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WO/2017/037202A1 |
The disclosed device and associated method relate, in particular, to a surveillance system (100) having a number of surveillance stations (200) and a number of monitoring stations (300). Furthermore, the surveillance stations (200) and t...
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WO/2017/033851A1 |
In this central processing unit, central processing method, and system for monitoring a person to be monitored, when a plurality of operation reception notification communication signals are received via a plurality of sensor devices and...
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WO/2017/033852A1 |
This system for monitoring a person to be monitored is provided with: a plurality of operation reception devices that receive a prescribed operation; one or more sensor devices that are wirelessly connected to said operation reception de...
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WO/2017/026219A1 |
In this central processing device, method thereof, and monitored-subject monitoring system, correspondence information indicating a relationship corresponding first and second operation-accepting devices in a one-to-one or many-to-one ma...
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WO/2017/026220A1 |
The present invention provides a terminal device for a system for monitoring a person to be monitored, a terminal-side monitoring processing method, and a system for monitoring a person to be monitored, said system being provided with sa...
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WO/2015/086229A9 |
An audio echo suppressor comprises a first receiver (201) which receives a first audio signal for rendering by a loudspeaker (205) and a second receiver (211) which receives a microphone signal. A linear echo-cancellation filter (213) ge...
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WO/2017/010138A1 |
In this surveilled person surveillance system, a terminal device that can display a moving image generated by a sensor device is notified, via a central processing device, of a prescribed event taking place at the sensor device. This cen...
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WO/2016/198132A1 |
The invention relates to a communication system, an audio server (130), and a method for operating a communication system. A person (40-47; 140-142) from a group of persons (40-47; 140-142) in an environment of a first communication devi...
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WO/2016/196212A1 |
Example embodiments disclosed herein relate to audio signal processing based on remote user control. A method of processing an audio signal in an audio sender device is disclosed. The method includes receiving, at a current device, a con...
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WO/2016/186997A1 |
An audio system includes a loudspeaker, a first microphone, an echo canceller, and a second microphone within the loudspeaker enclosure coupled to the loudspeaker. The first microphone provides an environmental acoustic signal to the ech...
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WO/2016/169413A1 |
An echo cancellation data synchronization control method. The method comprises: estimating a sound card delay value; waiting for a result that a difference obtained by subtracting a near-end audio buffer queue length from a reference aud...
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WO/2016/157472A1 |
A communication system (1000) is provided with a communication apparatus (100) and communication apparatuses (200, 300, 400, 500). The communication apparatus (100) is provided with a direct-current power source (110) and a transmitting ...
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WO/2016/158014A1 |
An information processing device according to the present invention is provided with: a receiving unit that obtains information related to the gaze of a communication-partner user from a communication-partner terminal with which remote c...
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WO/2016/146316A1 |
Embodiments are directed towards enhancing speech and noise reduction for audio signals. Each of a plurality of microphones may generate a plurality of audio signals based on sound sensed in a physical space. One of the plurality of audi...
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WO/2016/143018A1 |
An event information provision device is provided with: an acquisition device that acquires image information captured by an imaging device for the purpose of verifying a visitor when event information indicating a visit to the home of a...
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WO/2016/137420A1 |
The present invention relates to an intercommunication system (1), which can be integrated to aircrafts upon being configured by a software program according to different number of users and platform requirements, and which basically com...
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WO/2016/127699A1 |
Disclosed are a method and device for adjusting a reference signal, the method comprising: when an input voice signal of an audio acquisition device is detected, periodically and simultaneously acquiring the input voice signal of the aud...
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WO/2016/126528A1 |
A user terminal comprising; a loudspeaker; a microphone; and an audio signal processing module comprising: a reference signal generator configured, prior to establishment of a communication event over a network with at least one further ...
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WO/2016/121133A1 |
An intercom system for collective housing according to the present invention is provided with room devices (10A, 10B) disposed in each room of collective housing and a control device (20) that is connected via intercom lines (L1) to the ...
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WO/2016/107901A1 |
The present invention is aimed at a method (10) of obtaining measurement values, at the request of a user, as a function of at least one part of at least one signal of an ECNR (the acronym standing for "Echo Cancellation and Noise Reduct...
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WO/2016/104874A1 |
A doorphone gender apparatus according to the present invention is connected between a doorphone installed outside a premises and an interphone installed inside the premises, processes signal transmission between the doorphone and the in...
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WO/2016/096339A1 |
A far end signal is received at a device, a marker signal is inserted into the far end signal and the far end signal with the marker signal is played on a speaker. A near end signal is received via a microphone and the marker signal is d...
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WO/2016/093971A1 |
A multichannel acoustic system (MAS) comprises an arrangement of microphones, loudspeakers, and filters along with a multichannel acoustic processor (MAP) and other components to together provide and enhance the auditory experience of pe...
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WO/2016/093675A2 |
The present invention relates to a 2-wire type video phone system comprising: a door-opening voltage control unit provided on the front end of a first connection terminal to which a communication line is connected in a video phone, so as...
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WO/2016/093274A1 |
In this reception device, reception method, and reception program for a monitoring subject monitoring system, and in this monitoring subject monitoring system, when an event notification communication signal is received, the downloading ...
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WO/2016/093973A1 |
A multichannel acoustic system (MAS) comprises an arrangement of microphones and loudspeakers and a multichannel acoustic processor (MAP) to together enhance conversational speech between two or more persons in a shared acoustic space su...
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WO/2016/085770A1 |
In one or more embodiments, a hit test thread which is separate from the main thread, e.g. the user interface thread, is utilized for hit testing on web content. Using a separate thread for hit testing can allow targets to be quickly asc...
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WO/2016/079860A1 |
A visitor authentication system 1 comprises: an IC card 8 carried by a visitor 7 who visits a visit destination 3; a server device 20 having an IC card writer device 16 and storing temporally limited information (check information 60); a...
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