According to Gartner몶s research, whole world smart-phone applications (app) market has been expanded on approximately 4 times from 6.8 billion dollar in 2011 to 92.5 billion dollar in 2013. Also, 80% of apps in app market are paid apps. However, around the world, consumers prefer free-app to paid-app. To quote from U.S. market research firm몶s research results, December last year, th
What is Smart-Phone?
휴대전화에 인터넷 통신과 정보검색 등 컴퓨터 지원 기능을 추가한 지능형 단말기로서 사용자가 원하는 애플리케이션을 설치할 수 있는 것이 특징이다
iPhone : 2002년 ipod을 출시한 Steve Jobs가 ipod의 잠재적 경쟁자로 스마트폰을 생각함.
이에 따라, apple에서 타사보다 먼저 스마트폰을
smart-phone in 2010. 11. 9. LG smart-phone is about 5.73% of total sales.
Scale of consumer group is Profits of consumer group.
For producer, large consumer group is attractive.
For purchaser, they can use more databases and better products.
Mutual supplementary effects
of two products changes scale of each consumer group of product.
For example, App and Smart-phone are mut
App Store with both for fee and free applications (2008)
RIM’s BlackBerry App World (2009)
Open-source mobile OS: Offer source code of the software for free (Free!!)
Cheaper and more innovative mobile services & rich portfolio of application
Symbian(Nokia)& Android(Google) VS
Windows mobile (MS), iPhone OS and BlackBerry OS
4G technology: voice, data and streamed multimed
1. Introduction
For solving problem of “School violence”, we thought about lots of methods. But we thought that these methods are not creative. So we use some creativity methods to find our solution. Finally we choose to make an application for solving our problem. There are some reasons why we choose to make an application. First, almost students have smart-phone so it can make communicate