sponsored by Institute of Electrical and Electronics Engineers IEEE Communications Society ; in cooperation with IEEE Computer Society, Arizona State University, University of Arizona. sponsored by Institute of Electrical and Electronics Engineers IEEE Communications Society in cooperation with IEEE Computer Society, Arizona State University, University of Arizona. sponsored by Institute of Electrical and Electronics Engineers ; in conjunction with IEEE Computer Society and IEEE Communications Society. sponsored by Institute of Electrical and electronics Engineers ; in conjunction with IEEE Computer Society, IEEE Communications Society. sponsored by Institute of Electrical and Electronics Engineers in conjunction with IEEE Computer Society ... [et al.]. sponsored by Institute of Electrical and Electronics Engineers, in conjunction with IEEE Computer Society ... [et al.]. sponsored by Institute of Electrical and Electronics Engineers, Electronic Industries Association, with participation of American Society for Quality Control.