Most consumer remote controls operate using infrared light. This works well assuming the piece of equipment has a line of sight to the remote. But if you have, say a receiver in a cabinet or closet, ...

Two communication links consisting of IR and RF are being used by this remote control which is subdivided into three parts as separate boards including RF transmitter, IR transmitter, and IR/RF ...

I've been fixated on IR and RF remote controls for some time now, and it frequently shows in my review critiques. I have no tolerance for bad remotes - the industry has been around long enough to ...