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Paper Abstract and Keywords
Presentation 2004-11-09 11:45
A study of competition and diffusion of IP phone services
Naoki Mizutani (Nara Sangyo Univ.)
Abstract (in Japanese) (See Japanese page) 
(in English) It is a rational way for IP phone users to choose the best phone network
considering which network other users join,
because they pay nothing for the calls to others in the same network.
In this paper, the competition and the diffusion of IP phone services are studied,
using a simulation model in which it is assumed that the IP phone is equivalent to the
fixed line phone except charge-settings.
The relation between the charge-settings of phone services and the number of members in each network are examined.
And the effect of the alliance among IP phone services on the diffusion is mentioned.
Keyword (in Japanese) (See Japanese page) 
(in English) IP Phone Service / Network Externalities / Agent Model / Artificial Societies / Diffusion of Technology / / /  
Reference Info. IEICE Tech. Rep., vol. 104, Nov. 2004.
Paper #  
Date of Issue 2004-11-02 (ISEC, OIS) 
ISSN Print edition: ISSN 0913-5685
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Conference Information
Committee ISEC LOIS  
Conference Date 2004-11-08 - 2004-11-09 
Place (in Japanese) (See Japanese page) 
Place (in English) Osaka Univ. 
Topics (in Japanese) (See Japanese page) 
Topics (in English)  
Paper Information
Registration To LOIS 
Conference Code 2004-11-ISEC-OIS 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) A study of competition and diffusion of IP phone services 
Sub Title (in English)  
Keyword(1) IP Phone Service  
Keyword(2) Network Externalities  
Keyword(3) Agent Model  
Keyword(4) Artificial Societies  
Keyword(5) Diffusion of Technology  
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1st Author's Name Naoki Mizutani  
1st Author's Affiliation Nara Sangyo University (Nara Sangyo Univ.)
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Speaker Author-1 
Date Time 2004-11-09 11:45:00 
Presentation Time 25 minutes 
Registration for LOIS 
Paper # ISEC2004-91, OIS2004-58 
Volume (vol) vol.104 
Number (no) no.422(ISEC), no.424(OIS) 
Page pp.45-50 
#Pages
Date of Issue 2004-11-02 (ISEC, OIS) 


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