Mark A. Ratcliffe | Researchain

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Featured researches published by Mark A. Ratcliffe.

Archive | 1997

Apparatus and method for querying replicated databases

Bahman Khosravi-Sichani; Donald Jay Mintz; Mark A. Ratcliffe

Archive | 2004

Systems and methods for termination of session initiation protocol

Koan S. Chong; James R. Dobbins; Mark A. Ratcliffe

Archive | 1998

Method for global title translation processing

Koan S. Chong; Robert Yaeger Peters; Mark A. Ratcliffe

Archive | 1999

Redundant call processing

Koan S. East Brunswick Chong; Martin Dolly; Andrew R. Ocean Jacob; Carolyn Roche Johnson; Wonseok Atlantic Highlands Lee; David George Lewis; Pamela M. Aberdeen Moricz; Mark A. Ratcliffe

Archive | 1999

Method for testing network

Mark A. Ratcliffe

Archive | 2005

Method and apparatus for a network element to track the availability of other network elements

John Carl Brown; Gerald L. Hoover; Mrinalini Natarajan; Robert Yaeger Peters; Mark A. Ratcliffe; Harish Samarasinghe

Archive | 2007

IP multimedia subsystem virtual call/session control functions

Mark A. Ratcliffe; Gerald L. Hoover; Min Lu

Archive | 2007

Method and system for implementing aggregate endpoints on IMS networks

Min Lu; Martin Dolly; Saul Fishman; Gerald L. Hoover; Mark A. Ratcliffe; Tienyu Chiu; Guy J. Zenner; Canby Dautel; Hadriel Kaplan; Nathan Thomas Denbow

Archive | 1997