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Marian Croak

Researcher at AT&T

Publications -  183
Citations -  1515

Marian Croak is an academic researcher from AT&T. The author has contributed to research in topics: Voice over IP & Network packet. The author has an hindex of 16, co-authored 183 publications receiving 1515 citations.

Papers
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Patent

Method of providing seamless cross-service connectivity in telecommunications network

TL;DR: In this article, the authors propose a registration process in which the recipient registers for such a service and provides to the translation server his or her actual e-mail address and associated telephone number.
Patent

Method and apparatus for dynamically calculating the capacity of a packet network

TL;DR: In this paper, a method and apparatus for calculating the engineered capacity of a packet network is described, and an alarm is triggered if the actual network usage reaches a predefined threshold of the engineered capacities.
Patent

Method and apparatus for monitoring service usage in a communications network

TL;DR: A method and apparatus for detecting abnormal calling activity in a communications network is described in this article, where usage data associated with at least one phone number is obtained from the communications network.
Patent

Method and apparatus for providing enhanced 911 for nomadic users

TL;DR: In this article, a method and apparatus for providing a Global Positioning System (GPS) tracking device to be integrated with a VoIP endpoint device and a subscriber's current GPS positioning data to be associated with the subscriber's telephone number are disclosed.
Patent

Decomposed h.323 network border element for use in a voice-over-internet protocol network

TL;DR: In this paper, a decomposed H.323 border element is disclosed that is useful for providing an entry point from one or more SIP-based VoIP networks into a SIPbased network.