Coordinated Multiuser Communications

by Schlegel, Christian; Grant, Alex

• ISBN13: 9781402040740
• ISBN10: 1402040741
• Format: Hardcover
• Copyright: 2006-05-12
• Publisher: Kluwer Academic Pub

Summary

Coordinated Multiuser Communications provides for the first time a unified treatment of multiuser detection and multiuser decoding in a single volume.

Table of Contents

List of Figures	xi
List of Tables	xvii
Preface	xix
Introduction	1	(12)
The Dawn of Digital Communications	1	(2)
Multiple Terminal Networks	3	(3)
Multiple-Access Channel	6	(1)
Degrees of Coordination	7	(3)
Transmitter and Receiver Cooperation	7	(2)
Synchronization	9	(1)
Fixed Allocation Schemes	9	(1)
Network vs. Signal Processing Complexity	10	(1)
Future Directions	11	(2)
Linear Multiple-Access	13	(32)
Continuous Time Model	14	(3)
Discrete Time Model	17	(1)
Matrix-Algebraic Representation	18	(3)
Symbol Synchronous Model	21	(1)
Principles of Detection	22	(9)
Sufficient Statistics and Matched Filters	24	(1)
The Correlation Matrix	25	(2)
Single-User Matched Filter Detector	27	(2)
Optimal Detection	29	(1)
Individually Optimal Detection	30	(1)
Access Strategies	31	(11)
Time and Frequency Division Multiple-Access	31	(1)
Direct-Sequence Code Division Multiple Access	32	(4)
Narrow Band Multiple-Access	36	(1)
Multiple Antenna Channels	37	(2)
Cellular Networks	39	(2)
Satellite Spot-Beams Channels	41	(1)
Sequence Design	42	(3)
Orthogonal and Unitary Sequences	42	(1)
Hadamard Sequences	43	(2)
Multiuser Information Theory	45	(52)
Introduction	45	(1)
The Multiple-Access Channel	46	(8)
Probabilistic Channel Model	46	(2)
The Capacity Region	48	(6)
Binary-Input Channels	54	(5)
Binary Adder Channel	54	(5)
Binary Multiplier Channel	59	(1)
Gaussian Multiple-Access Channels	59	(14)
Scalar Gaussian Multiple-Access Channel	59	(4)
Code-Division Multiple-Access	63	(10)
Multiple-Access Codes	73	(8)
Block Codes	75	(6)
Convolutional and Trellis Codes	81	(1)
Superposition and Layering	81	(3)
Feedback	84	(6)
Asynchronous Channels	90	(7)
Multiuser Detection	97	(42)
Introduction	97	(3)
Optimal Detection	100	(12)
Jointly Optimal Detection	100	(7)
Individually Optimal Detection: APP Detection	107	(2)
Performance Bounds -- The Minimum Distance	109	(3)
Sub-Exponential Complexity Signature Sequences	112	(3)
Signal Layering	115	(19)
Correlation Detection -- Matched Filtering	118	(1)
Decorrelation	119	(1)
Error Probabilities and Geometry	120	(2)
The Decorrelator with Random Spreading Codes	122	(2)
Minimum-Mean Square Error (MMSE) Filter	124	(2)
Error Performance of the MMSE	126	(1)
The MMSE Receiver with Random Spreading Codes	127	(1)
Whitening Filters	128	(4)
Whitening Filter for the Asynchronous Channel	132	(2)
Different Received Power Levels	134	(5)
The Matched Filter Detector	134	(1)
The MMSE Filter Detector	135	(4)
Implementation of Multiuser Detectors	139	(36)
Iterative Filter Implementation	139	(19)
Multistage Receivers	139	(3)
Iterative Matrix Solution Methods	142	(1)
Jacobi Iteration and Parallel Cancellation Methods	143	(4)
Stationary Iterative Methods	147	(1)
Successive Relaxation and Serial Cancellation Methods	148	(3)
Performance of Iterative Multistage Filters	151	(7)
Approximate Maximum Likelihood	158	(12)
Monotonic Metrics via the QR-Decomposition	159	(2)
Tree-Search Methods	161	(3)
Lattice Methods	164	(6)
Approximate APP Computation	170	(1)
List Sphere Detector	171	(4)
Modified Geometry List Sphere Detector	172	(1)
Other Approaches	172	(3)
Joint Multiuser Decoding	175	(62)
Introduction	175	(4)
Single-User Decoding	179	(13)
The Projection Receiver (PR)	179	(3)
PR Receiver Geometry and Metric Generation	182	(3)
Performance of the Projection Receiver	185	(7)
Iterative Decoding	192	(17)
Signal Cancellation	194	(1)
Convergence -- Variance Transfer Analysis	195	(7)
Simple FEC Codes -- Good Codeword Estimators	202	(7)
Filters in the Loop	209	(10)
Per-User MMSE Filters	209	(5)
Low-Complexity Iterative Loop Filters	214	(3)
Examples and Comparisons	217	(2)
Asymmetric Operating Conditions	219	(15)
Unequal Received Power Levels	220	(2)
Optimal Power Profiles	222	(6)
Unequal Rate Distributions	228	(4)
Finite Numbers of Power Groups	232	(2)
Proof of Lemma 6.7	234	(3)
A. Estimation and Detection	237	(12)
Bayesian Estimation and Detection	237	(2)
Sufficiency	239	(2)
Linear Cost	241	(1)
Quadratic Cost	242	(3)
Minimum Mean Squared Error	242	(1)
Cramer-Rao Inequality	243	(1)
Jointly Gaussian Model	244	(1)
Linear MMSE Estimation	245	(1)
Hamming Cost	245	(4)
Minimum probability of Error	246	(1)
Relation to the MMSE Estimator	246	(1)
Maximum Likelihood Estimation	246	(3)
References	249	(12)
Author Index	261	(4)
Subject Index	265