• Journal of Information Technology Applications and Management
• /
• v.9 no.4
• /
• pp.151-164
• /
• 2002

This paper predicts how mobile Internet portal services will go ahead and what contents will be needed at the portal site. Mobile Internet interface needs to be concise and compressed because of the size of terminals Thus mobile internal service wants integrated portal service We study the service strategy for mobile internet portal Service according to the product life cycle Many Korean people who have used 'wired and fixed' Internet services and mobile phones want the mobile Internet portal to provide many attractive functions and high quality of service Thus we consider the current Korean mobile Internet service as the maturity phase of its life cycle The maturity phase needs the strategy of diversifying and focusing on, thus we recommend the hub portal model for Korean mobile Internet service, In this paper, we survey contents of mobile Internet portal service as a case study. With the result of the analysis, we present the promising contents as follows: video conference service, financial service, stock trading service, traffic information service, location map service, emergency rescue service, and so on.

• Journal of Fashion Business
• /
• v.13 no.3
• /
• pp.49-61
• /
• 2009

The purpose of this study is to analyze how the perceived benefits and obstacles of fashion companies, which utilizes the internet as a marketing or commercial transaction tool, have effect on the continuous internet adoption intention, and to analyze the differences between the companies that have introduced the internet commercial transaction and those that have not. A survey was conducted from January $15^{th}$ to February $20^{th}$ in 2009, among the employees of fashion companies carrying out internet business. A total of 314 respondents used in the data analysis, the statistical analysis methods were frequency analysis, factor analysis, reliability analysis, t-test and multiple regression analysis. The results show that the elevation of the business results, improvement in customer relationship and raise in market reactivity of the perceived benefits has effect on the continuous internet adoption intention of fashion companies. There are differences in the elevation of the business results, improvement in consumer relationship, miscellaneous expenses and the continuous internet adoption intention between companies that introduced a internet commercial transaction system and those that have not.

• Asia pacific journal of information systems
• /
• v.12 no.3
• /
• pp.89-113
• /
• 2002

As Mobile Internet users grow rapidly, Mobile Internet Companies will be in a fierce race to catch a new customer. In this situation, companies want to identify of what factors make peoples use Mobile Internet in order to develop the effective Mobile Internet services and to supply the higher service quality. However, prior researches on Mobile Internet focused on technical area such as higher data delivery, efficient compression of images, so they do not have given companies beneficial materials for making fascinating Mobile Internet service. To offer the service development materials, this research investigated important factors to use Mobile Internet from the viewpoint of customer. Moreover, the study was progressed how much these factors influenced Mobile Internet actual usage. After being surveyed service adopting model and significant factors in Marketing and in MIS(Management Information System), this study was suggested Mobile Internet Adopting Model reflected in Mobile Internet characteristics. To collect the effective data, Internet survey had been done for two weeks. The respondents were identified if they were real Mobile Internet users and how much they had used Mobile Internet for a month. The results were that important factors of Mobile Internet usage were Usefulness, Usability, System Quality and Instant Connectivity. Perceived Value of Mobile Internet influenced Mobile Internet Behavioral Intention significantly and Behavioral Intention had a significant effect on Mobile Intent usage by results. This paper concludes with discussion of these results and their implications for researcher and Mobile Internet company managers.

• International Journal of Computer Science & Network Security
• /
• v.21 no.11
• /
• pp.301-311
• /
• 2021

The technological advancements of the last two decades directed the era of the Internet of Things (IoT). IoT enables billions of devices to connect through the internet and share their information and resources on a global level. These devices can be anything, from smartphones to embedded sensors. The main purpose of IoT is to make devices capable of achieving the desired goal with minimal to no human intervention. Although it hascome as a social and economic blessing, it still brought forward many security risks. This paper focuses on providing a survey of the most commonly used application layer protocols in the IoT domain, namely, Constrained Application Protocol (CoAP), Message Queuing Telemetry Transport (MQTT), Advanced Message Queuing Protocol (AMQP), and Extensible Messaging and Presence Protocol (XMPP). MQTT, AMQP, and XMPP use TCP for device-to-device communication, while CoAP utilizes UDP to achieve this purpose. MQTT and AMQP are based on a publish/subscribe model, CoAP uses the request/reply model for its structuring. In addition to this, the quality of service provision of MQTT, AMQP, and CoAP is not very high, especially when the deliverance of messages is concerned. The selection of protocols for each application is very a tedious task.This survey discusses the architectures, advantages, disadvantages, and applications of each of these protocols. The main contribution of this work is to describe each of the aforementioned application protocols in detail as well as providing their thorough comparative analysis. This survey will be helpful to the developers in selecting the protocol ideal for their system and/or application.

• Journal of the Korea Fashion and Costume Design Association
• /
• v.15 no.1
• /
• pp.111-121
• /
• 2013

The purpose of this study is to investigate the effect of interactivity on consumer's affective commitment, trust, and repurchase intention according to fashion involvement and internet familiarity. The survey was limited to the respondents over 20 years old males and females living in Seoul and other metropolitan areas who had purchased fashion products in internet shopping mall. The questionnaire was collected from February 1, 2012 to February 12, 2012 and 562 useful data were analyzed using Amos 19. The results of this study were as follows: After respondents were divided into four groups including the high fashion involvement/high internet familiarity group, the high fashion involvement/low internet familiarity group, the low fashion involvement/high internet familiarity group, the low fashion involvement/low internet familiarity group, the path model was verified according to each group. All the paths except 'affective commitment ${\rightarrow}$ repurchase intention' were accepted for the high fashion involvement/high internet familiarity group. Comparing the low fashion involvement/low internet familiarity group with the low fashion involvement/high internet familiarity group, contents-people interactivity had more influence on the relationship with internet shopping mall in high internet familiarity group while people-people interactivity had more influence on the relationship with internet shopping mall in low internet familiarity group. Also 'trust' showed stronger effects on repurchase intention than 'affective commitment'.

• Journal of Korean Home Economics Education Association
• /
• v.21 no.3
• /
• pp.65-81
• /
• 2009

The purpose of this thesis was to analyze shopping orientations of adolescence and to understand the reasons of their dissatisfactions in purchasing garments at so-called internet malls. This study was to provide basic information helpful in clothing study by finding out dissatisfactory factors of adolescence purchasing clothes through internet malls. This survey was done among 273 students of 3 junior-high schools and 3 high schools within the boundary of Seoul and its suburb area, among which 265 of them were qualified as legitimate survey. The results were as follows. First, the youth shopping trends were divided into the 5 categories according to the basic trends. And the 5 categories were 'Convenience seeking', 'Peer-assimilating', 'Personality/trend worshipping', 'Passive and inactive', and 'Thrifty' The survey represented that girls showed higher garment assimilating rate and made better economic choices than boys did. The survey also showed that the highschool students used internet shopping mall in order to seek better prices. furthermore, the primary targets of the juvenile internet shopping were shoes and garments, which includes both upper and lower clothing. Second, The dissatisfaction factors of internet shopping were the 'Mismatch of the goods in the screen and those of the real life', 'Exchange/Refund', 'Qualify', 'Desigin and color', 'Shipping', and 'Size' in order of biggest to the smallest. The dissatisfaction rate was higher among the groups of 'Thrifty', 'Personality/Trend worshipping', 'Convenience seeking', girls and highschool goers.

• Journal of Distribution Research
• /
• v.4 no.2
• /
• pp.75-91
• /
• 1999

This study is intended to help internet marketers by trying to segment consumer who had experience in buying clothing in internet shopping-malls. Concrete purpose of this study was 1)to segment by Buying Motives of Internet Clothing Buyer, 2) to identify demographic traits of segmented groups and 3) to identify buying behavior traits, internet shopping-mall choice criteria of segmented groups. The data of 500 respondents were collected by questionnaires in internet survey site. The results were as follows : 1) 5 factors; convenience, informational, hedonic, economic, easiness of refund were revealed by factor analysis, 2) 3 group types by buying motives; information-oriented, hedonic, convenience-oriented were identified by cluster analysis, 3) 3 groups were different in demographic traits, 4) goal-directed/experience-directed behavior and shopping-mall choice criteria of three groups were different. And then marketing implications were discussed.

• International Journal of Internet, Broadcasting and Communication
• /
• v.8 no.1
• /
• pp.69-72
• /
• 2016

One of the representative side effects in current information and knowledge society is internet addiction. Nowadays single-parent families become popular due to various reasons such as increasing divorce ratio and government supports for single-parent family. National research works showed that internet addiction ratio of single-parent family children is higher than that of children of intact families. The research purpose of this paper is to investigate correlation between internet addiction and parent types. For this purpose, extensive and national survey works of NIA(National Information Society Agency of Korea) are collected and analyzed. Based on statistical analysis work, it is concluded that there is no meaningful correlation between internet addiction and parent types.

• Asia pacific journal of information systems
• /
• v.13 no.1
• /
• pp.141-170
• /
• 2003

This study investigates internet shopping behavior of consumers. The rapid growth of the internet shopping markets is solely dependent on the voluntary adoption of internet shopping medium by the personal users. But the studies on this topic are very limited. Based on these facts, this study, recognizing the internet shopping medium as an innovation, studies how consumers understand and use innovative internet shopping medium by applying and extending the technology acceptance model proposed by Davis et. al.(1989). The results of the survey on 947 consumer panel reveal that compatibility, system quality have positive impact on the formation of perceived ease of use. And it is also shown that the perceived ease of use, system quality, and compatibility have positive influence on perceived usefulness, but computer-efficacy has no effect on perceived usefulness. Meanwhile, it is confirmed that perceived usefulness and compatibility have positive effect on attitude toward internet shopping behavior, but perceived ease of use has no effect. In addition, perceived security and social norm, as opposed to the hypotheses, are shown to have no effect on internet shopping behavior. Lastly, applications and related limitations are discussed.

• The Journal of Society for e-Business Studies
• /
• v.3 no.1
• /
• pp.155-173
• /
• 1998

In this paper we present the development of internet banking and its impact on financial market. The internet banking has been introduced since 1990s, from which customers could obtain most financial services over internet, and will replace with the traditional banks. According to a survey, most of bankers agree that internet will play an important role in banking industry. The internet banking has an enormous impact on the transfer system and banking industry. The transfer system is divided into two-large-value transfer system and small-value transfer system, depending on the size of its transfer amount. The internet banking will enhance the transfer system, especially small-value transfer system. It will reduce the time lag between transaction of service and its payment. However, a congestion or a blockage in a part of network might stop the financial service all over the network, which is called "computer risk". As internet banking develops, banks have incentives to reduce their branches and have to compete with information-business companies which can offer financial EDI.