Dual methods for nonconvex spectrum optimization of multicarrier systems - Wei Yu; Lui, R. (IEEE transactions on communications, 2006)
Keywords: Algorithms; Applied sciences; Communication systems; Constraint optimization; Convexity; Design optimization; Digital subscriber lines (DSLs); Discrete Fourier transforms; discrete multitone (DMT); DSL; duality theory; dynamic spectrum management (DSM); Exact sciences and technology; H infinity control; Infinity; Information, signal and communications theory; Iterative algorithms; iterative spectrum balancing (ISB); Mathematical analysis; Mathematical models; Maximization; Multiplexing; nonconvex optimization; OFDM modulation; optimal spectrum balancing (OSB); Optimization; Optimization methods; Organization, operation and development plans; orthogonal frequency-division multiplex (OFDM); Radiocommunications; Signal and communications theory; Studies; Systems, networks and services of telecommunications; Telecommunications; Telecommunications and information theory; Time sharing computer systems; Transmission and modulation (techniques and equipments); Performance evaluation; Non convex programming; Information rate; Iterative method; orthogonal frequency-division multiplex (OFDM); Discrete system; nonconvex optimization; discrete multitone (DMT); Optimization; Call time; Digital subscriber lines (DSLs); duality theory; optimal spectrum balancing (OSB); Time sharing system; iterative spectrum balancing (ISB); Convexity; dynamic spectrum management (DSM); High rate transmission; Multiple access; Optimal algorithm; Multicarrier; Frequency allocation; Multitone system; Information transmission; Algorithm performance; Telecommunication system; Digital subscriber line; Orthogonal frequency division multiplexing; Objective function