While working with Infrared signals, we should also know that there are several Infrared communication protocols available on the market. These protocols are collectively referred to as Consumer Infrared (CIR).
Unlike internet TCP/IP packet transmissions, Infrared transmissions are an unregulated area. Over the years, electronics device manufacturers have defined and implemented their own protocols to transmit and receive Infrared signals. This was done to avoid interference in the cross operation of electronic devices placed side by side. For example, a Phillips DVD player with a Samsung TV - operating their individual remote controls should not interfere with the other device accidentally. In other words, ...
