1. 라이파이(Light Fidelity)개념
1. 라이파이란?
1) ‘와이파이(Wi-Fi)가 무선전파를 이용한 통신규격인데 반해 라이파이(Li-Fi)는 LED반도체의 가시광선을 이용한 통신 방법
2) 라이파이는 기존의 전자파를 이용한 데이터 전송이 아니라 LED조명에 칩을 달아 가시광선에 데이터를 보내는 원리로 광대역 통신
business which can be
the first, second in the world
4. Workforce reduction by restructuring
Financial service
Information service
Construction and Engineering
Nuclear power
New materials
Plant-tech
Aerospace-tech
Medical-tech
Aircraft engine
< Flagship>
Appliances
Lights
Turbine
Transport facilities
Motor
Tractor
led to a success were that the industries applied providing low price with high quality food. McDonalds applied a lunch set menus that costs 3,000 Won and Burger King applied a burger costing 1,900 Won mainly targeting the consumers who are seeking low price food.
Despite from the aspects of price, in the near future the fast food industry is projected revenue increase in 2010 of 3.0% to $183.9
Pre- Gorbachev Soviet- Vietnames Discord
To answer the aforesaid question, we need evidence, above all, from the vietnamese and Russian archives, but it may also be useful to study the declassified reports of the East European Communist diplomats who were accredited to Hanoi in the 1980s. Namely, the Hungarian diplomats whose reports I read managed to collect an impressive amount of confiden
LED, LCD, or AMOLED. Also they would focus on the design and capacity of devices.
Originally, device makers and operating-systems providers were separated. Also, most customers’ purchase decisions were made based on the hard-ware, rather than the soft-ware. However, as portable devices got smarter than ever before, especially cell phones, customers are now more concerned on the quality of co