1
Nicholas A J Millington: System and method for synchronizing operations among a plurality of independently clocked digital data processing devices. Sonos, Hanley Flight & Zimmerman, July 31, 2012: US08234395 (326 worldwide citation)

A system maintains synchrony of operations among devices that have independent clocking arrangements. The system includes a task distribution device that distributes tasks to a synchrony group of devices that perform the tasks distributed by the task distribution device in synchrony. The task distri ...


2
Nicholas A J Millington: System and method for synchronizing operations among a plurality of independently clocked digital data processing devices. Sonos, McDonnell Boehnen Hulbert & Berghoff, November 24, 2015: US09195258 (7 worldwide citation)

A system is described for maintaining synchrony of operations among a plurality of devices that have independent clocking arrangements. The system includes a task distribution device that distributes tasks to a synchrony group comprising a plurality of devices that are to perform the tasks distribut ...


3
Millington Nicholas A J: System and method for synchronizing operations among a plurality of independently clocked digital data processing devices. Sonos, Millington Nicholas A J, BATHURST Brian, February 10, 2005: WO/2005/013047 (4 worldwide citation)

A system is described for maintaining synchrony of operations among a plurality of devices hat have independent clocking arrangements. The system includes a task distribution device that distributes tasks to a synchrony group comprising a plurality of devices that are to perform the tasks distribute ...


4
Steven Beckhardt, Andrew J Schulert, Gregory Ramsperger: Cloud queue access control. Sonos, McDonnell Boehnen Hulbert & Berghoff, January 3, 2017: US09537852 (2 worldwide citation)

An example implementation may involve a media playback system obtaining an authorization token corresponding to a particular queue of media items at a remote server. The media playback system may send to the remote server, (i) the obtained authorization token, and (ii) a request for access to one or ...


5
Benjamin Rappoport: Base properties in a media playback system. Sonos, McDonnell Boehnen Hulbert & Berghoff, January 10, 2017: US09544701 (2 worldwide citation)

An example implementation may involve a playback device assigning, to the playback device, a zone property that is assigned to a device base (e.g., a charging base) that the playback device is placed upon. For instance, a playback device may identify a particular base onto which the playback device ...


6
Aurelio Rafael Ramos, Timothy W Sheen: Audio output balancing. Sonos, McDonnell Boehnen Hulbert & Berghoff, January 17, 2017: US09549258 (1 worldwide citation)

An example implementation involves a first playback device receiving audio content to be played back by the first playback device and a second playback device in synchrony. Such audio content may include a first and second stereo component. The first playback device determines a limiting result that ...


7
Hilmar Lehnert, Timothy Sheen, Dayn Wilberding: Calibration error conditions. Sonos, McDonnell Boehnen Hulbert & Berghoff, January 3, 2017: US09538305 (1 worldwide citation)

Examples described herein involve identifying one or more error conditions during calibration of one or more playback devices in a playback environment. A microphone of a network device may detect and sample an audio signal while the one or more playback devices in the playback environment plays a c ...


8
Eric Clayton, Aurelio Rafael Ramos: Identification of audio content facilitated by playback device. Sonos, McDonnell Boehnen Hulbert & Berghoff, June 13, 2017: US09678707 (1 worldwide citation)

An example playback device includes one or more processors and a non-transitory computer-readable medium storing instructions that, when executed by the one or more processors, cause the playback device to perform functions. The functions include receiving digital data representing audio content. Th ...


9
Steven Beckhardt, Andrew J Schulert, Gregory Ramsperger: Cloud queue access control. Sonos, McDonnell Boehnen Hulbert & Berghoff, August 8, 2017: US09729599 (1 worldwide citation)

An example implementation may involve a computing system receiving a request from a first media playback system for access to a queue of media items, and a request from a second media playback system for access to the queue of media items. The computing system may grant a first type of access to the ...


10
Keith Corbin: Prioritizing media content requests. Sonos, McDonnell Boehnen Hulbert & Berghoff, August 1, 2017: US09720642 (1 worldwide citation)

Examples described herein may include a first playback device sending a first request for first media content to a computing system associated with a media service provider and a second playback device sending a second request for second media content to the computing system. The first and second pl ...



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