ECE 510: Advanced Wireless Networks
Spring 2005


3/31/05 Introduction - information theory review [notes(pdf)]
4/5/05Wireless channel models - deterministic channels, multipath fading, complex base-band equivalent model [references]
4/7/05NO CLASS
4/12/05Wireless channel models - discrete-time base-band channel models, flat fading vs. frequency selective fading, statistical channel models, circular symmetric Gaussian RV's. [references]
4/14/05Wireless Channel models - statistical models, temporal correlation, block fading models, capacity of fading channels (introduction) [references]
4/19/05Capacity of flat fading channels - CSI at receiver only, slow fading channels, compound channels, outage capacity, fast fading and ergodic capacity. [references]
4/21/05Capacity of fading channels - fast fading, CSI at transmitter/recevier, optimal power allocation, high and low SNR comparisons, slow fading, power constraints. [references]
4/26/05Time/Frequency diversity - effect on outage capacity, diversity gain, repetition coding and maximal ratio combining, signal space coding for diversity. [references]
4/28/05Capacity of flat fading channels - no CSI at receiver - noncoherent detection, training, capacity with known estimation errors. [references]
5/3/05Bandwidth scaling in multi-path fading channels- effect of receiver CSI and signal burstiness, DS-CDMA and the Rake receiver. [references]
5/5/05Spatial Diversity - receive antenna diversity - power/diversity gains, transmit antenna diversity - beamforming, space-time codes. [references]
5/10/05 MIMO channels - singular value decomposition and eigenmodes, static channel model, spatial multiplexing gain. [references]
5/12/05 MIMO channels - i.i.d. Rayleigh fading, performance at high and low SNR, tranmitter CSI, receiver architectures and relation to multi-user receviers. (see references for previous lecture.)
5/17/05 Voice systems - diversity in GSM. Data systems - adaptive modulation and coding, link adaptation, scheduling and energy efficiency. [references]
5/19/05 Multi-user communication - cellular models, frequency reuse, narrowband versus wideband approaches, DS-CDMA, power control. [references]
5/24/05 DS-CDMA - power control algorithms, convergence, joint power control and cell site selection, interference averaging and statistical multiplexing, capacity comparisions. (see references of previous lecture)
5/24/05 Spreading/coding trade-offs in CDMA. OFDM - hopping patterns, capacity comparisons. Resource allocation issues in multi-user systems. Introduction to multiuser information theory. [references]
5/26/05 Capacity region of AWGN multi-access channel, successive interference cancellation, joint decoding, polymatroid structure, AWGN broadcast channel. [references]
5/31/05 AWGN broadcast channels- superposition coding, sum capacity. Fading mulitple access channels - CSI only at receiver, full CSI at transmitter, optimal power allocation, multi-user diversity. [references]
6/2/05Multi-user diversity, Fading broadcast channels - CSI only at receiver and full CSI, degraded and non-degraded broadcast channels, Downlink scheduling, IS-856, proportional fair scheduler. [references]