1
Abraham Bar, Ravi Rajapakse, Mati Wax, Oliver A Hilsenrath: Internet distributed real-time wireless location database. Trafficmaster USA, Motorola, Townsend and Townsend and Crew, September 24, 2002: US06456852 (335 worldwide citation)

A system for easily and inexpensively distributing real time location information of cellular telephone users to various third party information subscribers comprises an HTTP server machine which maintains a dynamic database of current cellular users. The database has a list of caller entries, where ...


2
Ravi Rajapakse: Provisioning and streaming media to wireless speakers from fixed and mobile media sources and clients. Blackfire Research, Fenwick & West, August 7, 2012: US08239559 (25 worldwide citation)

Embodiments include system architectures and processes for handling the provisioning, management and control of media renderers. A plurality of media renderers are organized into a plurality of zones. Provisioning is performed dynamically as mobile media sources move between zones. Media renderers a ...


3
Ravi Rajapakse: Common event-based multidevice media playback. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, June 24, 2014: US08762580 (2 worldwide citation)

A system for event-based synchronized multimedia playback, comprising a media source device and a plurality of destination devices, each destination device comprising a local clock, and a synchronization module on one of the devices. The synchronization module transmits common events, En, each with ...


4
Abraham Bar, Ravi Rajapakse, Mati Wax, Oliver A Hilsenrath: Internet distributed real-time wireless location database. Townsend And Townsend And Crew, November 22, 2001: US20010044309-A1 (2 worldwide citation)

A system for easily and inexpensively distributing real time location information of cellular telephone users to various third party information subscribers comprises an HTTP server machine which maintains a dynamic database of current cellular users. The database has a list of caller entries, where ...


5
Ravi Rajapakse: Streaming media system and method. Blackfire Research, Galvin Patent Law, Brian R Galvin, March 18, 2014: US08677002 (1 worldwide citation)

A system and method for streaming media on a wireless network is provided. In one aspect, the system includes a streaming device driver; a multidestination wireless streaming protocol module, a multitank level algorithm module, a synchronization mechanism module, and an autoequalizing speaker and dr ...


6
Ravi Rajapakse: System for media distribution and rendering on spatially extended wireless networks. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, June 20, 2017: US09686123

A system for media distribution and rendering over a spatially extended wireless network, comprising a plurality of media rendering devices configured as nodes in a spatially extended wireless network. The media rendering devices dynamically establish a hierarchical arrangement wherein a first media ...


7
Ravi Rajapakse: System and method for synchronous media rendering over wireless networks with wireless performance monitoring. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, December 12, 2017: US09843489

A system for synchronous media rendering over wireless networks with wireless performance monitoring, comprising a media source device and a plurality of destination devices, a quality analysis module operating on at least one of the devices to monitor the media being streamed and direct the operati ...


8
Ravi Rajapakse: System and method for using multiple audio input devices for synchronized and position-based audio. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, October 9, 2018: US10097902

A system for operating multiple audio input devices for synchronized and position-based audio comprising a media computing device comprising a processor, a memory, wireless network interfaces, a data store, a virtual screen driver, audio input devices connected to the media computing device, each co ...


9
Ravi Rajapakse: Mobile source device media playback over rendering devices at lifestyle-determined locations. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, August 9, 2016: US09414105

A system for transmission and rendering of media data over an Internet Protocol network from portable data storage source devices to spatially-separated destination devices located at lifestyle-determined locations. Destination devices are brought online by a discovery process as they come in the vi ...


10
Ramachandra Penke, Rohit Verma, Jace Martin, Ravi Rajapakse: System and method for multiuser interaction with a media computing device with multiple virtual screens and personal area network capability. Blackfire Research Corporation, Galvin Patent Law, Brian R Galvin, August 21, 2018: US10055187

A system for multiuser interaction with a media computing device with multiple virtual screens, comprising: a media computing device; and a plurality of mobile devices. The media computing device sends screen graphics via a virtual screen driver to the mobile devices using a wireless network. Each m ...