Synergy lets you easily share a single mouse and keyboard between multiple computers with different operating systems, each with its own display, without special hardware. It's intended for users with multiple computers on their desk since each system uses its own monitor(s).
J. In, S. Shirani, and F. Kossentini. Acoustics, Speech and Signal Processing, 1998. Proceedings of the 1998 IEEE International Conference on, 5, page 2633-2636. (1998)
T. Strutz. 4th International ITG Conference on Source and Channel Coding, (2002)source code available from http://www.embl-hamburg.de/~tilo/Software/CoBALP.tar.gz.