History of science and technology in Korea such as the division of Korea and the Korean War that occurred right after its independence. It wasn't until the 1960s under the dictatorship of Park Chung-hee where South Korea's economy rapidly grew from industrialisation and the Chaebol corporations such as Samsung and LG. As of 2008 South Korea ranked 5th highest in terms of R&D. Park Kye-jung, CEO of Ace Electronics, won the Gold and Silver prizes for his invention of motor and motor-equipped gear at the 23rd Invention and New Product Exposition, he took the gold medal with his invention of a special device that converts vibrations from
Owned-and-operated station Both of these channels have some regional stations, all of which are owned and operated by NHK. In the Philippines, networks such as ABS-CBN, GMA Network, and TV5 own and operate almost all of their local television stations, although a few affiliates also exist. As regional stations mostly rebroadcast/relay programmes from their parent network's flagship station (usually based in Metro Manila), the terms "network", "station" and "channel" can in practice be used interchangeably to refer to either one. In addition, networks are often informally referred to by their flagship stations' broadcast channel numbers; for example, ABS-CBN is referred to as