DIN EN 61603-2/A1:2005 采用红外辐射的音频和/或视频及相关信号的传输.第2部分:声宽频带和有关信号用传输系统
Transmission of audio and/or video and related signals using infrared radiation - Part 2: Transmission systems for audio wide band and related signals (IEC 61603-2/A1:2004); German version EN 61603-2/A1:2004