1. 3M Retro-reflector. http://qxwujoey.tripod.com/lcd.htm. 3M Retro-reflector. http://qxwujoey.tripod.com/lcd.htm.
2. ByteLight. http://www.bytelight.com/. ByteLight. http://www.bytelight.com/.
3. J. I. Choi M. Jain K. Srinivasan P. Levis and S. Katti. Achieving single channel full duplex wireless communication. In MobiCom'10. 10.1145/1859995.1859997 J. I. Choi M. Jain K. Srinivasan P. Levis and S. Katti. Achieving single channel full duplex wireless communication. In MobiCom'10. 10.1145/1859995.1859997