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Title page
ABSTRACT
Contents
Part I. A Comparative Study of Revitalization of Next Generation Telecommunications Service considering Customer Innovativeness and Attributes of Technologies 11
1. Introduction 12
2. Literature review 14
3. Model overview and Hypothesis 17
4. Research methodology 19
4.1. Distribution of sample 19
4.2. Grouping sample by criteria 19
4.2.1. Innovativeness 19
4.2.2. Next generation mobile technology 21
4.2.3. Reliability and Validity test 23
5. Results 25
5.1. Whole sample test 25
5.2 Comparing models by customer s Innovativeness 26
5.3 Comparing models by new mobile technologies 28
5.4 Comparative test of each technology 31
5.5 Comparative test of each factor to purchase 33
6. Conclusion 36
국문초록 39
References 41
Part II. A Comparative Analysis of Interconnection Charging Methods between the Telephone Networks and IP Phone Networks 44
1. Introduction 45
2. Analysis Model Establishment 47
3. Definition of Profits Formulas of Common Carrier and IP Phone Service Provider 52
3.1. Peering under two-part tariff 52
3.2. Usage-based-pricing under two-part tariff 53
3.3. Flat-rate-pricing under two-part tariff 54
3.4. Basic Analysis Model through the defined profits formulas 55
4. Analysis of Results 57
4.1. No interconnection access rate between telephony network and data network 57
4.2. Usage-based-pricing access rate between telephony network and data network 58
4.3. Flat-rate-pricing access rate between telephony network and data network 61
5. Implication of Analysis and Conclusion 63
5.1. Comparison of IP phone service by charging methods 63
5.2. Analysis of the relation between the market share and traffic of IP phone service 64
5.3. Implications of Analysis Results 66
5.4. Suggestions to promote IP phone service 69
국문초록 72
References 74
Acknowledgements 75
Part I. A Comparative Study of Revitalization of Next Generation Telecommunications Service considering Customer Innovativeness and Attributes of Technologies 19
[Table 1] Distribution of sample 19
[Table 2] Demographic characteristics of innovative and non-innovative customers 20
[Table 3] Characteristics of next generation mobile handset technologies 22
[Table 4] Results of factor analysis by TPB 24
[Table 5] Results of factor analysis by innovativeness 24
[Table 6] Model fit 25
[Table 7] path analysis 26
[Table 8] Comparative Model fit test 27
[Table 9] Summary of test 27
[Table 10] Comparative Model fit test 29
[Table 11] Summary of test 30
Part II. A Comparative Analysis of Interconnection Charging Methods between the Telephone Networks and IP Phone Networks 63
[Table 1] Comparison of base/call rates of IP phone service provider by charging methods 63
Part I. A Comparative Study of Revitalization of Next Generation Telecommunications Service considering Customer Innovativeness and Attributes of Technologies 18
[Figure 1] Research Model and Hypotheses 18
[Figure 2] Decision making model 23
[Figure 3] Result of path analysis in inovativeness 28
[Figure 4] Result of path analysis in technologies 31
[Figure 5] Comparative test of each technology 32
[Figure 6] Technologypositioning-1 34
[Figure 7] Technologypositioning-2 34
[Figure 8] Technologypositioning-3 34
[Figure 9] Innovativeness and Technologies 37
Part II. A Comparative Analysis of Interconnection Charging Methods between the Telephone Networks and IP Phone Networks 64
[Figure 1] Relation between the market share of IP phone service and the traffic in which the usage-based-pricing and the flat-rate-pricing are identical 64
[Figure 2] Comparison of the aggregate pure utility functions under the usage-based-pricing and the flat-rate-pricing 65
[Figure 3] [The aggregate pure utility function under the usage based pricing]-[the aggregate pure utility under the flat rate pricing] and the relation with the market share of IP phone service 65
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