Class / Patent application number | Description | Number of patent applications / Date published |
381081000 | With switching | 46 |
20080199021 | Method and Apparatus For Providing Ip Datacasting Service in Digital Audio Broadcasting System - Provided are a method and apparatus for providing an IP datacasting service in a digital broadcasting system. The method for providing the IP datacasting service in the digital broadcasting system includes: generating service configuration information indicating that the IP datacasting service is provided; packetizing data to be transmitted and generating IP packet data; formatting information related to a configuration of the IP packet data by using a predetermined protocol; and transmitting the service configuration information, the IP packet data, and the information related to the configuration of the IP packet data through separate channels, respectively. Accordingly, various information related to transmitted multimedia data is transmitted together with the multimedia data, so that an IP datacasting function for appropriately processing the multimedia data according to the type of the multimedia data is provided. | 08-21-2008 |
20080226095 | INTERNET RADIO SYSTEM - An internet radio system which includes a network connecting unit for coupling to the internet. A storage unit stores a number of addresses of servers in the internet. A graphical user interface can select one of the servers with the network connecting unit links receiving multimedia data from a selected server. A display unit displays the graphical user interface and a processing unit renders the graphical user interface and processes the multimedia data where the processing unit controls the volume of the multimedia data during selection of the servers. | 09-18-2008 |
20080240461 | PORTABLE ELECTRONIC APPARATUS AND SOUND OUTPUT-CONTROLLING PROGRAM - Information on a use situation of a portable electronic apparatus possessed by a user is acquired from an illuminance sensor, a contact sensor, and a GPS portion as use situation-acquiring portions, and a volume of a sound outputted either to a speaker provided as an internal sound-outputting unit in the portable electronic apparatus or to an external sound-outputting unit such as a headphone is controlled in accordance with the acquired information. Thus, even when a plug of the headphone falls off from the portable electronic apparatus despite an intention of the user, an unpleasant sound is prevented from being outputted from the speaker to a circumference. | 10-02-2008 |
20080273710 | Selector and Amplifier Device Therefor - An amplifier device includes a plurality of input terminals for receiving input signals (e.g. audio signals), a main switch, which switches over the input terminals so as to select one input terminal, an analyzer, which analyzes the input signals at respective timings so as to determine whether or not each of the input signals corresponds to a playback signal, a storage for storing a plurality of determination results in connection with the input terminals, a controller for controlling the main switch to select the input terminal whose input signal is newly determined as the playback signal, and an amplifier for amplifying the input signal of the selected input terminal. The analyzer performs frequency analysis on the input signals so as to determine the input signal including a specific frequency component having a high intensity as noise not forming the playback signal. | 11-06-2008 |
20090129606 | VOX Circuit with 2-Wire Interfaces - A VOX interface is provided that interfaces with at least two communication paths to two separate devices. One communication path may be to a first electronic device, such as a central monitoring station remote from the VOX interface, and another communication path may be to one or more remote devices, such as to one or more patient devices remote from the VOX interface. The VOX interface may determine which of the communication paths is sending a signal (such as an audio signal), and configure the VOX interface (via one or more switches) to pass the signal through. Specifically, the VOX interface may sense signals indicating the presence of audio from a central station audio bus and the patient station bus, may do some background noise filtering on the signals, and may pass these filtered values through a differentiator circuit to determine which bus presented the audio. Depending on which bus presented the audio, one or more switches (such as a relay) may be configured so that the audio may be passed through. | 05-21-2009 |
20090232326 | DIGITAL AUDIO DISTRIBUTION NETWORK - A digital audio distribution network includes a plurality of nodes and at least one transmission line that interconnects the nodes to form the digital audio distribution network. A first node in the plurality of nodes receives a user command, encodes the user command, and sends the encoded user command and digital audio over the transmission line. A second node in the plurality of nodes receives the encoded user command and the digital audio over the transmission line. | 09-17-2009 |
20100142723 | Multimedia Switching Over Wired Or Wireless Connections In A Distributed Environment - The present invention may include a wireless AV transmission system to support wireless transmission of AV data from an AV source device to an AV sink device. Each sink device may be associated with an AV output component, for example, a speaker. The sink devices each may have a unique address in the system. During operation, AV data having a format corresponding to a wired data protocol may be modulated onto RF channels and broadcast to the AV sink device(s). Each AV sink device may identify portion(s) of the RF channels that contain data to be output at the sink device and any timing signals to be decoded to keep the sink devices synchronized. Each AV sink device may demodulate and decode its respective AV channel from within the RF broadcasts, synchronize operation to the timing references in the broadcast signal and output its respective AV channel data. | 06-10-2010 |
20100260348 | Network Addressible Loudspeaker and Audio Play - Methods and systems for network addressable loudspeakers and audio play are presented. One or more network addressable loudspeakers are registered at a server. An end user selects a network addressable loudspeaker to output audio, and an audio file is streamed from an audio source to the selected network addressable loudspeaker. | 10-14-2010 |
20100310089 | SYSTEM FOR ALLOWING SELECTIVE LISTENING ON MULTIPLE TELEVISIONS - Provided is an audio transmission system for use in environments having multiple televisions. An audio transmitter couples to a television via the television's audio output jack and frequency modulates the audio signal for transmission on a user selected channel. An audio receiver receives the frequency modulated audio signal and extracts the audio signal. The audio receiver may be charged in a charging station. | 12-09-2010 |
20110002479 | SYSTEM AND METHOD FOR FACILITATING THE HANDOVER PROCESS OF DIGITAL VINYL SYSTEMS - A system and method is introduced to facilitate the handover process of performers who are using digital vinyl systems (DVS). A DVS may be connected to an existing audio setup during the playing of another performer without interrupting the other performer and without disconnecting any connections in the existing audio setup. When the DVS is connected and a handover process is required, a switch is activated to select the DVS as the current active device for use. A DVS may be disconnected from an existing audio setup without interrupting another performer. The system may be implemented as part of an audio device or as a separate stand alone device. | 01-06-2011 |
20110026728 | Audio Output Device - An audio output device includes: a main unit including a terminal configured to connect an external speaker; a speaker unit configured to be detachably attached to the main unit while the terminal is covered with the speaker unit; and an amplification unit configured to amplify an audio signal so that the amplified audio signal is input to the terminal and the speaker unit. | 02-03-2011 |
20110033061 | AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING SYSTEM, AND AUDIO SIGNAL PROCESSING METHOD - An audio signal processing device includes multiple input reception units to which analog audio signals, on which watermark information indicating identification information is superimposed, are input, an extraction unit that is adapted to extract the identification information from each of the analog audio signals input to the multiple input reception units, and a display unit for performing display depending on the identification information extracted by the extraction unit in correspondence with the input reception unit to which the analog audio signal, from which the identification information is extracted, is input, or signal processing unit for performing signal processing depending on the identification information extracted by the extraction unit for the analog audio signal, from which the relevant identification information is extracted, and outputting the processed analog audio signal. | 02-10-2011 |
20110075856 | Network System | 03-31-2011 |
20110188669 | ELECTRONIC DEVICE AND METHOD THEREOF FOR SWITCHING AUDIO INPUT CHANNEL OF THE ELECTRONIC DEVICE - The present disclosure provides an electronic device and a method for switching an audio input channel of the electronic device. The electronic device includes a headphone interface, a detection circuit, a signal processing unit, and a multiplexer. The headphone interface is operable to connect with an audio connector of a headphone. The detection circuit includes a headphone pin and a button pin. The detection circuit detects a level of a last pole of the audio connector, transfers the level of the last pole into a first level of the headphone pin and a second level of the button pin, and outputs the first level and the second level to the signal processing unit. The signal processing unit transmits commands to the multiplexer in response to the first level and the second level. The multiplexer switches the audio input channel of the electronic device based on the commands. | 08-04-2011 |
20120121105 | SYSTEM FOR NETWORKED ROUTING OF AUDIO IN A LIVE SOUND SYSTEM - A system to automate networked routing of audio in a live sound system includes a computing device having a processor and memory and in which the live sound system is configurable for a venue. The memory includes instructions executable by the processor to route audio signals over a network based on user selection of source audio signals from at least one transmitting audio device and on logical grouping of loudspeakers by the user from within a graphical user interface. The processor, for each receiving audio device channel of the group of loudspeakers (such as bandpass inputs), identifies power amplifiers and/or digital signal processors (DSPs) (which may be integrated within a powered loudspeaker) through which to route the selected source audio signals; and then routes the selected source audio signals from the selected transmitting audio device over the network to the receiving audio device channels through channels of the identified power amplifiers and/or DSPs. | 05-17-2012 |
20120250877 | METHOD AND SYSTEM FOR PROCESSING AUDIO SIGNALS IN A CENTRAL AUDIO HUB - A central audio hub, comprising an audio switch, a bus matrix, and an audio buffer, is triggered to read audio samples of an audio stream from the audio buffer. The central audio hub routes the audio samples via the bus matrix to one or more surrounding audio modules such as an audio codec and an audio interface communicatively coupled to the central audio hub. The audio stream may be directly from an external application processor or from an external DDR. With the audio stream from the DDR, a DMA controller may fetch the audio samples from the DDR in response to a request received from the audio buffer, and store the fetched audio samples into the audio buffer for routing. The audio switch may be triggered at a determined sampling rate to read the audio samples from the audio buffer utilizing a determined sample format, and to route the audio samples to the surrounding audio modules. | 10-04-2012 |
20120269361 | Network Addressible Loudspeaker and Audio Play - Methods and systems for network addressable loudspeakers and audio play are presented. One or more network addressable loudspeakers are registered at a server. An end user selects a network addressable loudspeaker to output audio, and an audio file is streamed from an audio source to the selected network addressable loudspeaker. | 10-25-2012 |
20120300957 | MOBILE SOUND REPRODUCING SYSTEM - Proposed device relates to sound playback. Playback device is made in the shape of a polyhedron and is equipped with preferably gravity-controlled switch for operation modes and reception of input signals selection. The channel assigned is directly linked to the side the unit stands on as a base. When placed on front or back sides, the unit is turned off. | 11-29-2012 |
20120300958 | METHOD OF IDENTIFYING A WIRELESS COMMUNICATION CHANNEL IN A SOUND SYSTEM - A method of identifies an appropriate wireless communication channel in an audio receiving device, that comprises 1) a wireless receiver receiving an audio signal on a particular transmission channel selected among a predefined number of possible transmission channels, and 2) a microphone for picking up a sound in the environment of the audio receiving device. The method comprises a) selecting a channel as the receiving channel among a predefined number of possible transmission channels; b) analyzing the received signal received and the signal picked up by the microphone; c) determining whether a predefined criterion concerning the degree of similarity of the received signal and the signal picked up by the microphone is fulfilled; d) KEEPING the channel as the receiving channel, if the predefined criterion is fulfilled; and e) CHANGING the receiving channel to another channel if the predefined criterion is NOT fulfilled. | 11-29-2012 |
20130336499 | SYSTEMS, METHODS, APPARATUS, AND ARTICLES OF MANUFACTURE TO PROVIDE LOW-LATENCY AUDIO - Systems, methods, apparatus, and articles of manufacture to provide for low-latency delivery and playback of audio are disclosed. In one embodiment, an example audio system includes multiple playback devices including a primary device and one or more secondary devices, whereby, the primary device establishes and controls a peer-to-peer network that connects, wirelessly or wired, to each of the satellite devices. An example audio device contains a channel selector, a control interface, and an audio interface. In some embodiments the control interface is used to transmit control information to another device on a first frequency channel, and the audio interface is used to transmit audio information to another device on a second frequency channel. | 12-19-2013 |
20130343569 | System With Speaker, Transceiver and Related Devices - A system includes a housing, a speaker included in the housing, and a first transceiver to wirelessly transmit and receive audio content and control information. The speaker is able to produce audible signals from the audio content received by the transceiver. | 12-26-2013 |
20140003619 | Audio Processing Device | 01-02-2014 |
20140023203 | System and Method for Selectively Switching Between a Plurality of Audio Channels - A system and method for selectively switching between a plurality of audio channels are provided. The system and method of the present disclosure will enable a user to listen to desired audio content, e.g., music with a total lack of distraction while selectively allowing certain important and selected sounds to interrupt the audio content. The system for selectively switching between a plurality of audio channels includes an audio content device (ACD) for supplying audio content on a first channel; at least one microphone input device for generating an acoustic signal from sound external to the system on a second channel; an audio signal processing control unit (ASPCU) for receiving the audio content on the first channel and the acoustic signal on the second channel and for selectively switching between the first and second channel; and an audio output device (AOD) for audibly producing sounds from the selected channel. | 01-23-2014 |
20140119562 | Method of frequency assignment of a wireless radio transmission system and a wireless radio audio transmission system - There is provided a method of frequency assignment of wireless radio audio transmission systems having a plurality of wireless transmitters and at least one wireless receiver. The wireless transmitters can represent first wireless transmitters which in the switched-on condition can approach another wireless transmitter below an established minimum spacing and second wireless transmitters which in the switched-on condition cannot approach below the minimum spacing. The wireless transmitters serve for example to transmit an audio signal wirelessly to the at least one wireless receiver. The transmission frequencies of the first wireless transmitters are assigned having regard to possible intermodulation effects. The transmission frequencies of the second wireless transmitters are assigned having regard to the relative spatial distances of the second wireless transmitters relative to each other. | 05-01-2014 |
20140140531 | METHOD OF CONTROLLING A WIRELESS AUDIO SIGNAL - A method of controlling a wireless audio signal in order to avoid frequency interference between a display apparatus with a multi-view function and glasses with a function of receiving a wireless audio signal is provided. | 05-22-2014 |
20140219469 | On-request wireless audio data streaming - An on-request wireless audio data streaming system is configured for providing on-request wireless audio data streaming to one or more wireless device apps on one or more wireless devices. The system comprises a directory server, audio capture interfaces and a wireless interface. The directory server coordinates the various components of the system. The audio capture interface obtains audio signals from sources of audio signals. The directory server maintains a list of available audio signals and broadcasts the list via the wireless interface. Wireless device apps receive the list, present it to their users. A user can select one of the available audio signals and request a subscription to it. The directory server maintains a list of the subscribed audio signals and associated subscribers. The audio capture interfaces generate and transmit via the wireless interface the audio data streams of the subscribed audio signals. | 08-07-2014 |
20140270239 | WIRELESS SELECTION OF EFFECTS PATCHES - A system for wireless control of audio signal switching. The system includes a remote unit, having a physically actuated switch and a remote unit channel status indicator, and a main unit. The main unit includes a main unit transceiver and one or more relays which may switch the path of the audio signal or provide remote control of external devices, in response to input at the physically actuated switch. The remote unit may be programmed with effects patches, i.e., combinations of effects to be activated simultaneously, to enable the user to select a combination of effects with a single push of a button at the remote unit. | 09-18-2014 |
20140286502 | Audio Playback System and Method Used in Handheld Electronic Device - An audio playback system used in a handheld electronic device is provided. The audio playback system comprises an audio interface, a control module, an audio processing module and at least two audio playback modules. The audio interface receives a digital audio stream. The control module generates audio channel mapping information. The audio processing module processes the digital audio stream to convert the digital audio stream to a plurality of analog audio signals and performs a channel switching process according to the audio channel mapping information. The audio playback modules output the analog audio signals after the channel switching process. | 09-25-2014 |
20140294194 | TERMINAL TO CONTROL AUDIO OUTPUT PATH AND METHOD FOR CONTROLLING AUDIO OUTPUT PATH BETWEEN TERMINALS - According to an exemplary embodiment of the present invention, a terminal and a method for controlling an audio output path is provided. The terminal includes: an audio output path setting unit to determine an audio output path for one or more audio data when one or more audio event occurs; an audio output unit to output a first audio data in a first audio output path; and a data communication unit to transmit one or more audio data other than the first audio data to external terminal(s) by setting a second audio output path. | 10-02-2014 |
20140341390 | METHOD AND APPARATUS FOR TRANSMITTING WIRELESS AUDIO STREAMS - A method for transmitting wireless audio streams in an audio system comprising a first transmitter unit, the method includes: transmitting a first audio block in a first audio frame, the first audio block comprising a first primary audio package having a transmitter unit address of the first transmitter unit; transmitting a first primary pilot package, the first primary pilot package comprising the transmitter unit address of the first transmitter unit, a first primary time offset, and a channel identifier of a first primary audio package of a second audio block in a second audio frame; and transmitting the first primary audio package of the second audio block at a start time depending on the first primary time offset and the channel identifier. | 11-20-2014 |
20140363018 | Sound Processing Unit, Sound Processing System, Audio Output Unit And Display Device - Practical speaker connection is identified using a device having a sound channel of a 5.1 channel or 7.1 channel, and a device is provided that can easily reproduce the optimum multiple channels. Actual speaker arrangement can be identified by, for example, measuring the impedance of a terminal at the side of an audio amplifier. If incorrect connection is found, a warning is issued. This information is transmitted to a signal source with an EDID and a signal with the optimum a number of sound channel is sent. The EDID is also used for the connection with a display unit and the speaker connection with which the display unit is provided uniquely. For example, a sound through the 7.1 channel is easily reproduced using the speaker of the display unit in the channel of the front speaker. | 12-11-2014 |
20140376738 | AUDIO NETWORK, A METHOD OF AUDIO ROUTE CONTROL IN AN AUDIO NETWORK AND A METHOD OF CONTROLLING ACCESS TO AN AUDIO SOURCE IN AN AUDIO NETWORK - An audio network including at least one audio input; at least one audio output; a controller adapted to create audio routes, each audio route comprising an audio input, an audio output and an electrical connection therebetween; a plurality of network clients, each network client being adapted to send a creation signal to the controller to create a new audio route; the controller being adapted such that on receipt of a creation signal from a second network client requesting creation of a new audio route the controller determines if creation of the new audio route involves an audio input or audio output employed in an audio route created by a first network client and to send an alert to a network client if this is the case, the controller creating the new audio route on receipt of an override signal from the network client. | 12-25-2014 |
20150016626 | Switching Between a Directly Connected and a Networked Audio Source - Examples include a playback device with an audio information source interface, a network interface, a processor, and data storage with program code, that when executed by the processor, causes the playback device to (a) receive a first analog signal including first audio information from a first audio information source, (b) receive second audio information from a second audio information source, (c) generate timing information based on the second audio information, (d) transmit the timing information and the second audio information to another playback device over a network, and (e) play back one of (1) the first analog signal or (2) a second analog signal including the second audio information in accordance with the timing information. | 01-15-2015 |
20150063588 | METHOD AND SYSTEM FOR AUDIO CHANNEL SETUP - A method and system for audio channel setup for an electronic device connected with one or more external electronic devices is provided. The method includes configuring audio channel information for the electronic device and the one or more external electronic devices, determining whether a master device is changed between the electronic device and one or more external electronic devices, and sending, when the master device is changed, the configured audio channel information to a new master device. | 03-05-2015 |
20150078579 | NESTED SPEAKER SYSTEM - The nested speaker system includes a speaker unit selectively mounted inside a mounting nest. The mounting nest can be installed in various items such as coolers, bags, appliances, and furniture. The speaker unit can be interchangeably seated into various mounting nests. The speaker unit is provided with a mounting rib around opposite ends of a housing, and the mounting nest includes a corresponding mounting groove for the respective mounting rib along an interior periphery to securely seat the speaker unit when assembled. The speaker unit utilizes wireless transmissions from media players to stream audio files. Auxiliary inputs can be provided to facilitate playback of audio from other sources. | 03-19-2015 |
20150086034 | Audio Routing System for Routing Audio Data to and from a Mobile Device - A method includes receiving sound by a first audio unit installed in an electrical outlet, routing audio data corresponding to the received sound from the first audio unit to a second audio unit installed in a second electrical outlet, and sending the audio data to a mobile device using a wireless link between the mobile device and the second audio unit. Routing the audio data may include receiving the audio data from the first audio unit by a third audio unit and routing the audio data to the second audio unit by the third audio unit serving as a router. The data may be routed using table driven routing, on-demand routing or some other appropriate routing protocol. The method may also include performing voice recognition on the audio data and detecting a command word and routing command word data to the second audio unit. | 03-26-2015 |
20150098584 | INTELLIGENT SWITCHING OF AUDIO SOURCES - Intelligent switching of audio sources includes determining, via a computer processor communicatively coupled to an audio system in a vehicle, alternative sources of content that are communicatively available to the vehicle. The audio system renders an instance of a content item that has been received from a content provider, as a source of content, over a network. Upon determining an interruption in a signal from the content provider with respect to the instance of the content item, the intelligent switching of audio sources also includes presenting an alternative content item, through the audio system, from one of the alternative sources of content. | 04-09-2015 |
20160007129 | METHOD FOR CONTROLLING SOUND IN AN AUDITORIUM - The present invention relates to the entertainment industry and allows to improve the sound quality in audiences for different purposes. The implementation of the present control method is based on the creation of sound clusters, each of them can include any number of nearby located seats equipped with sound reproduction systems. The sound movement through the audience is created by the activation and following deactivation of the acoustic equipment in the mentioned clusters according to the indicated trajectory. | 01-07-2016 |
20160105753 | Intelligent Amplifier Activation - Example implementations described herein may involve activating an amplifier in a playback device based on an anticipated command. An example implementation involves a first playback device determining that a command associated with the first playback device is anticipated. Based on the determination that that the command is anticipated, the first playback device identifies one or more second playback devices of a zone group that is associated with the playback device and causes the one or more second playback devices of the zone group to activate respective amplifiers. | 04-14-2016 |
20160105754 | NETWORKED SPEAKER SYSTEM WITH FOLLOW ME - In a multi-speaker audio system for, e.g., a home entertainment system or other entertainment system, each networked-speaker (wired or wireless) is activated or deactivated as appropriate such that audio play follows a user as the user moves around the home. | 04-14-2016 |
20160112797 | ACOUSTIC SYSTEM, OUTPUT DEVICE, AND ACOUSTIC SYSTEM CONTROL METHOD - An acoustic system includes a supply device, which is connected to a network and configured to supply an acoustic signal to the network, and at least one output device configured to output a sound based on the acoustic signal supplied from the supply device via the network. Also, the acoustic system includes a control unit, which is provided to the at least one output device on a one-to-one basis, and configured to control necessity/non-necessity of outputting the acoustic signal to an associated one of the at least one output device, based on frequency characteristics of the acoustic signal. | 04-21-2016 |
20160112800 | Acoustic System, Acoustic System Control Device, and Acoustic System Control Method - An acoustic system includes a supply device, which is connected to a network and configured to supply an acoustic signal to the network. The acoustic system also includes a plurality of output devices each configured to output a sound based on the acoustic signal supplied from the supply device via the network and a control device configured to control, based on a frequency of the acoustic signal, to which output device the acoustic signal is to be supplied out of the plurality of output devices. | 04-21-2016 |
20160142842 | AUDIO SIGNAL PROCESSING DEVICE - An audio signal processing device, including: input ports; channels; a first input patch to patch one of the input ports to one of the channels; a second input patch to patch one of the input ports to one of the input channels, wherein whether switching is enabled or disabled is set for each channel; and a mode selector to select a first mode or a second mode, wherein, in the first mode, the one input channel receives audio signals of the one input port patched in the first input patch, and wherein, in the second mode, the one channel set to be enabled receives audio signals of the one input port patched in the second input patch while the one channel set to be disabled receives audio signals of the one input port patched in the first input patch. | 05-19-2016 |
20160165344 | MUTUAL PERMISSION CUSTOMIZED AUDIO SOURCE CONNECTION SYSTEM - An audio communications system responsive to user permissions that enhance communications between two or more communication stations. The system allows two or more users to communicate audio information on a selected number of communication stations. The system is based on mutual permissioning with established connection sessions. | 06-09-2016 |
20160381475 | SYSTEM AND METHOD FOR INTEGRATING A HOME MEDIA SYSTEM AND OTHER HOME SYSTEMS - A system and method for integrating a home media system and other home systems. As a non-limiting example, various aspects of this disclosure provide a system and method that flexibly and efficiently provide communication and/or resource sharing between a home media system and various other home systems. | 12-29-2016 |
20190149922 | AUDIO ROUTING SYSTEM FOR ROUTING AUDIO DATA TO AND FROM A MOBILE DEVICE | 05-16-2019 |