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pro vyhledávání: '"Yoshonori Akinaga"'
Autor:
Seiichi Serikawa, Makoto Miyauchi, Kentarou Hayashi, Masahiro Kourogi, Kazutaka Hongo, Yoshonori Akinaga
Publikováno v:
The Proceedings of the 1st International Conference on Industrial Application Engineering 2013.
Road traffic signals of LED type and filament bulb type are now available. Especially, LED road traffic signal is beginning to be officially available everywhere, though the initial investment of LED road traffic signal is more expensive compared to