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Dive into the research topics where Thomas G. Hallin is active.

Publication


Featured researches published by Thomas G. Hallin.


Archive | 2002

Method and apparatus for speaker arbitration in a multi-participant communication session

Jheroen P. Dorenbosch; Steven D. Upp; Thomas G. Hallin


Archive | 2006

Throttling server communications in a communication network

Qiaobing Xie; Bonnie Chen; Thomas G. Hallin


Archive | 2006

Method and apparatus for dual mode mobile station call delivery

Bonnie Chen; Thomas G. Hallin


Archive | 2003

Method and apparatus for maintaining sip contact addresses using event subscription

Ajaykumar R. Idnani; Steven D. Upp; Thomas G. Hallin


Archive | 2003

Interface call signaling protocol

William N. Shores; Barbara M. DeSutter; Thomas G. Hallin; Edward J. Neyens; Robert J. Thomas


Archive | 2008

Method and apparatus for an internet protocol multimedia subsystem-based three-way call

Mei Yu; Thomas G. Hallin; Anjum Jeelani; Srinidhi N


Archive | 2003

Method and apparatus for interworking dispatch services network

Nandakishore A. Albal; Peter J. Armbruster; Thomas G. Hallin; Bradley R. Schaefer; Mark L. Shaughnessy; Steven D. Upp; William R. Worger; George Xenakis


Archive | 2003

Method and apparatus for group call services

Nandakishore A. Albal; Peter J. Armbruster; Thomas G. Hallin; Derek A. Oxley; William N. Shores; William R. Worger; George Xenakis


Archive | 2003

Vocoder selection method

Thomas G. Hallin; Keith A. Olds; William N. Shores


Archive | 2005

Method for multiple device client registration

Thomas G. Hallin

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Dive into the Thomas G. Hallin's collaboration.

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