Handout 18: Dual-input describing functions Eric Feron April 5,2004 Dual-input describing functions are for mixed signals(sinusoid small constant signal) Approximating non-constant signals with constant ones
What needed? to combine signals and/or to split them multiple ways up to 1000X1000 for WDM LANS three important characteristics Return Loss the amount of power that is reflected and thus lost Insertion LoSs the amount of signal lost in the total transit through the device Excess Loss additional loss of a device
1. Asymmetric auctions Consider an interdependent-values auction with two bidders, each of whom observes an i.i.d uniform signal s; E [ 0, 1]. Bidder i' s valuation for the object is equal to