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This chapter presents the basics of the current theory regarding the behavior of blind fractionally-spaced and/or spatial-diversity equalizers (FSE) adapted via the constant modulus algorithm (CMA). The constant modulus algorithm , which was developed in the late 1970s and disclosed in the early 1980s, performs a stochastic gradient descent of a cost… (More)
Engineering, 578 pages. Combining theoretical knowledge and practical applications, this advanced-level textbook covers the most important aspects of contemporary digital communication systems.
I n this excerpt from " Visions for the Future of the Fields, " a panel discussion held on the 10th anniversary of the US Computer Science and Telecommunications Board, experts identify critical issues for various aspects of computing. In the accompanying sidebars, some of the same experts elaborate on points in the panel discussion in mini essays: David… (More)
I was driving home on a fall evening in 1964 after an ordinary day at Bell Labs, with no premonition that this particular commute would change my life. I had stopped the car at a traffic light in the small, suburban New Jersey town of Red Bank. In the time that it took the light to change from red to green, I invented my automatic equalizer. I suppose the… (More)