Essays about: "ISDN"

Found 5 essays containing the word ISDN.

  1. 1. The Televerket ISDN project: an examination of the rationale to invest

    University essay from Handelshögskolan i Stockholm/Institutionen för nationalekonomi

    Author : Christoffer Friedl; [2017]
    Keywords : Technological decision making; ISDN; Televerket; Agency theory; Technological cycles;

    Abstract : The purpose of this thesis is to evaluate the Swedish Televerket's ISDN infrastructure project which ran from the mid-1980s to the end of the 1990s as an example of firm technological decision making. By drawing upon the analytical models of the behavioral and the managerial theory of firm decision making this thesis comprehensively examines the available primary and secondary sources to identify the grounds for the decision to invest. READ MORE

  3. 2. SDN Benefits in a Legacy World

    University essay from KTH/Skolan för informations- och kommunikationsteknik (ICT)

    Author : Vasileios Chatzis; [2016]
    Keywords : SDN; NFV; MNS; traffic steering; SDN; NFV; MNS; traffic steering;

    Abstract : This dissertation aims to explore how one could leverage Software Defined Network (SDN) and Network Function Virtualization (NFV) principles in order to realize Service Function Chaining (SFC) in a network. SDN is a new networking paradigm, which makes a network programmable through the use of a software entity called SDN controller. READ MORE

  4. 3. GSM Voice Mail Service TDM Call Control

    University essay from Institutionen för informationsteknologi

    Author : Ebby Wiselyn Jeyapaul; [2012]
    Keywords : ;

    Abstract : The Voice Mail Service (VMS) enables forwarding of calls to a dedicated Voice Mail Server (VMS) on behalf of the call receiving subscriber during certain conditions such as 'busy subscriber', 'no answer', 'always', etc. The standardization forum 3GPP has specified the Global System for Mobile communication (GSM) while the standardization forum ITU-T has specified the Integrated Services Digital Networks  (ISDN) User Part (ISUP) call control protocol. READ MORE

  5. 4. On Filter Bank Based MIMO Frequency Multiplexing and Demultiplexing

    University essay from Institutionen för systemteknik

    Author : Amir Eghbali; [2006]
    Keywords : Frequency Band Reallocation; Filter Bank; Multirate Signal Processing; MIMO; Satellite Communications;

    Abstract : The next generation satellite communication networks will provide multimedia services supporting high bit rate, mobility, ATM, and TCP/IP. In these cases, the satellite technology will act as the internetwork infrastructure of future global systems and assuming a global wireless system, no distinctions will exist between terrestrial and satellite communications systems, as well as between fixed and 3G mobile networks. READ MORE

  6. 5. Säkerhets lösning för elektronisk faktura

    University essay from Blekinge Tekniska Högskola/Institutionen för programvaruteknik och datavetenskap

    Author : Åse Larsen Andrén; Tove Mantzakanis; Maria Blom; [2002]
    Keywords : security; electronic invoice; X.25; ISDN; Mail server; encryption;

    Abstract : We have chosen to look closer at the area of security for electronic invoices. The purpose of this inquest is to provide our case study with a security analysis of three suggestions and a recommendation of the best solution, according to our test. The three solutions are ISDN via a third party, X.25 via Internet bank and Mail server. READ MORE