Design of concatenated coding schemes based on iterative decoding convergence:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Shaker
2002
|
| Schriftenreihe: | Berichte aus der Kommunikationstechnik
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zugl.: Stuttgart, Univ., Diss., 2001 |
| Beschreibung: | 136 S. graph. Darst. : 21 cm |
| ISBN: | 3832206841 |
Internformat
MARC
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| 044 | |a gw |c DE | ||
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| 100 | 1 | |a Brink, Stephan ten |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Design of concatenated coding schemes based on iterative decoding convergence |c Stephan ten Brink |
| 264 | 1 | |a Aachen |b Shaker |c 2002 | |
| 300 | |a 136 S. |b graph. Darst. : 21 cm | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 0 | |a Berichte aus der Kommunikationstechnik | |
| 500 | |a Zugl.: Stuttgart, Univ., Diss., 2001 | ||
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| 650 | 0 | 7 | |a Kanalcodierung |0 (DE-588)4163183-3 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Iterative Decodierung |0 (DE-588)4486066-3 |2 gnd |9 rswk-swf |
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
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| 689 | 0 | 1 | |a Kettencode |0 (DE-588)4163689-2 |D s |
| 689 | 0 | 2 | |a Iterative Decodierung |0 (DE-588)4486066-3 |D s |
| 689 | 0 | 3 | |a Konvergenz |0 (DE-588)4032326-2 |D s |
| 689 | 0 | |5 DE-604 | |
| 856 | 4 | 2 | |m DNB Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010080708&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 943 | 1 | |a oai:aleph.bib-bvb.de:BVB01-010080708 | |
Datensatz im Suchindex
| _version_ | 1808136022135930880 |
|---|---|
| adam_text |
CONTENTS
1
INTRODUCTION
12
2
FUNDAMENTALS
15
2.1
DIGITAL
COMMUNICATION
SYSTEM
.
15
2.2
CHANNEL
MODELS
.
16
2.2.1
ADDITIVE
WHITE
GAUSSIAN
NOISE
CHANNEL
.
17
2.2.2
RAYLEIGH
FADING
CHANNEL
.
17
2.3
LOG-LIKELIHOOD
RATIO
VALUES
.
20
2.4
ERROR
CORRECTING
CODING
.
22
2.4.1
LINEAR
BLOCK
CODES
.
22
2.4.2
CONVOLUTIONAL
CODES
.
23
2.4.3
MAXIMUM
LIKELIHOOD
AND
MAXIMUM
A
POSTERIORI
CRITERION
.
26
2.4.4
A
SIMPLE
DECODING
EXAMPLE
.
30
2.5
MEASURES
FROM
INFORMATION
THEORY
.
33
2.5.1
ENTROPY,
MUTUAL
INFORMATION
AND
CAPACITY
.
33
2.5.2
CHANNEL
CODING
THEOREM
.
35
2.5.3
R(D)-CAPACITY
LIMIT
.
36
3
SERIALLY
CONCATENATED
CODES
37
3.1
ENCODER
AND
ITERATIVE
DECODER
.
37
3.2
BIT
ERROR
RATE
CHART
OF
ITERATIVE
DECODING
.
39
3.3
TRANSFER
CHARACTERISTICS
OF
THE
INNER
DECODER
.
41
3.3.1
BITWISE
CONDITIONAL
MUTUAL
INFORMATION
.
42
3.3.2
FROM
DISCRETE
TO
CONTINUOUS
A
PRIORI
KNOWLEDGE
.
44
3.3.3
GAUSSIAN
A
PRIORI
KNOWLEDGE
.
47
3.3.4
INFLUENCE
OF
THE
MAPPING
LENGTH
.
50
3.3.5
MAPPINGS
BASED
ON
CONVOLUTIONAL
CODES
.
53
3.4
TRANSFER
CHARACTERISTICS
OF
THE
OUTER
DECODER
.
53
3.5
EXTRINSIC
INFORMATION
TRANSFER
CHART
.
56
3.6
OBTAINING
BER
FROM
EXIT
CHART
.
59
3.7
DESIGN
OF
RATE
ONE-HALF
CODES
.
61
3.7.1
CHANGING
INNER
AND
OUTER
CODE
PARAMETERS
.
61
3.7.2
MATCHING
INNER
AND
OUTER
TRANSFER
CHARACTERISTICS
.
63
3.7.3
SYSTEMATIC
DOPING
FOR
APPROACHING
THE
CAPACITY
LIMIT
.
64
3.7.4
OUTER
PERFECT
DOPING
.
67
3.8
DESIGN
OF
RATE
ONE-THIRD
CODES
.
69
3.9
OTHER
CODE
RATES
.
72
3.10
ROBUSTNESS
OF
MUTUAL
INFORMATION
.
73
3.10.1
MEASURING
THE
ACTUAL
EXTRINSIC
DISTRIBUTIONS
.
73
3.10.2
REFINING
THE
MODEL
OF
A
PRIORI
KNOWLEDGE
.
74
3.10.3
RE-COMPUTING
EXTRINSIC
TRANSFER
CHARACTERISTICS
.
78
4
PARALLEL
CONCATENATED
CODES
80
4.1
ENCODER
AND
ITERATIVE
DECODER
.
80
4.2
TRANSFER
CHARACTERISTICS
OF
CONSTITUENT
DECODERS
.
81
4.3
EXTRINSIC
INFORMATION
TRANSFER
CHART
.
84
4.3.1
TRAJECTORIES
OF
ITERATIVE
DECODING
.
84
4.3.2
SNAPSHOT
AND
AVERAGED
TRAJECTORY
.
86
4.3.3
OBTAINING
BER
FROM
EXIT
CHART
.
88
4.4
MUTUAL
INFORMATION
VERSUS
SNR
MEASURES
.
89
4.4.1
DIFFERENT
SNR
MEASURES
.
89
4.4.2
PREDICTED
VERSUS
ACTUAL
ITERATIVE
DECODING
BEHAVIOR
.
91
4.5
EXIT
CHART
FOR
THE
RAYLEIGH
CHANNEL
.
93
4.5.1
EXTRINSIC
TRANSFER
CHARACTERISTICS
.
94
4.5.2
OBTAINING
BER
FROM
EXIT
CHART
.
94
4.6
FURTHER
RESULTS
FOR
PCC
.
96
4.6.1
TABLES
OF
PINCH-OFF
LIMITS
.
96
4.6.2
SEARCH
FOR
"
EARLY
CONVERGING
"
CODES
.
97
4.6.3
VERIFYING
PINCH-OFF
LIMITS
BY
BER
CURVES
.
100
5
FURTHER
APPLICATIONS
OF
THE
EXIT
CHART
102
5.1
ITERATIVE
DEMAPPING
AND
DECODING
.
102
5.1.1
CAPACITY
OF
SPECTRALLY
EFFICIENT
MODULATION
.
103
5.1.2
CHARACTERIZING
MAPPINGS
BY
MUTUAL
INFORMATION
.
104
5.1.3
TRANSFER
CHARACTERISTICS
OF
THE
DEMAPPER
.
107
5.1.4
EXTRINSIC
INFORMATION
TRANSFER
CHART
.
107
5.1.5
BIT
ERROR
RATE
CHART
.
107
5.2
ITERATIVE
EQUALIZATION
AND
DECODING
.
110
5.2.1
TRANSFER
CHARACTERISTICS
OF
EQUALIZERS
.
112
5.2.2
EXTRINSIC
INFORMATION
TRANSFER
CHART
.
114
5.2.3
BIT
ERROR
RATE
CHART
.
114
6
CONCLUSION
116
A
LOG-LIKELIHOOD
RATIO
NOTATION
117
A.L
GENERAL
SETTING
.
117
A.2
INNER
DEMAPPER
IN
SERIAL
CONCATENATIONS
.
118
A.3
INNER
SCC
OR
PCC
CONSTITUENT
DECODER
.
120
A.4
OUTER
DECODER
IN
SERIAL
CONCATENATIONS
.
121
A.5
EXPLOITING
THE
TRELLIS
STRUCTURE
.
122
3
B
BITWISE
MUTUAL
INFORMATION
124
B.L
B.2
B.3
B.4
B.5
BITWISE
MUTUAL
INFORMATION
CONDITIONED
ON
DISCRETE
A
PRIORI
KNOWLEDGE
124
REFORMULATING
THE
CHAIN
RULE
OF
MUTUAL
INFORMATION
.
125
APPROXIMATION
OF
THE
J(.)-FUNCTION
.
126
TRANSFER
CHARACTERISTICS
OF
OUTER
REPETITION
CODES
.
127
CAPACITY
OF
THE
BINARY
INPUT
RAYLEIGH
CHANNEL
.
128
4 |
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| author_sort | Brink, Stephan ten |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV014939035 |
| illustrated | Illustrated |
| indexdate | 2024-08-23T00:28:03Z |
| institution | BVB |
| isbn | 3832206841 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-010080708 |
| oclc_num | 76431134 |
| open_access_boolean | |
| owner | DE-29T |
| owner_facet | DE-29T |
| physical | 136 S. graph. Darst. : 21 cm |
| publishDate | 2002 |
| publishDateSearch | 2002 |
| publishDateSort | 2002 |
| publisher | Shaker |
| record_format | marc |
| series2 | Berichte aus der Kommunikationstechnik |
| spelling | Brink, Stephan ten Verfasser aut Design of concatenated coding schemes based on iterative decoding convergence Stephan ten Brink Aachen Shaker 2002 136 S. graph. Darst. : 21 cm txt rdacontent n rdamedia nc rdacarrier Berichte aus der Kommunikationstechnik Zugl.: Stuttgart, Univ., Diss., 2001 Kettencode (DE-588)4163689-2 gnd rswk-swf Konvergenz (DE-588)4032326-2 gnd rswk-swf Kanalcodierung (DE-588)4163183-3 gnd rswk-swf Iterative Decodierung (DE-588)4486066-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Kanalcodierung (DE-588)4163183-3 s Kettencode (DE-588)4163689-2 s Iterative Decodierung (DE-588)4486066-3 s Konvergenz (DE-588)4032326-2 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010080708&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Brink, Stephan ten Design of concatenated coding schemes based on iterative decoding convergence Kettencode (DE-588)4163689-2 gnd Konvergenz (DE-588)4032326-2 gnd Kanalcodierung (DE-588)4163183-3 gnd Iterative Decodierung (DE-588)4486066-3 gnd |
| subject_GND | (DE-588)4163689-2 (DE-588)4032326-2 (DE-588)4163183-3 (DE-588)4486066-3 (DE-588)4113937-9 |
| title | Design of concatenated coding schemes based on iterative decoding convergence |
| title_auth | Design of concatenated coding schemes based on iterative decoding convergence |
| title_exact_search | Design of concatenated coding schemes based on iterative decoding convergence |
| title_full | Design of concatenated coding schemes based on iterative decoding convergence Stephan ten Brink |
| title_fullStr | Design of concatenated coding schemes based on iterative decoding convergence Stephan ten Brink |
| title_full_unstemmed | Design of concatenated coding schemes based on iterative decoding convergence Stephan ten Brink |
| title_short | Design of concatenated coding schemes based on iterative decoding convergence |
| title_sort | design of concatenated coding schemes based on iterative decoding convergence |
| topic | Kettencode (DE-588)4163689-2 gnd Konvergenz (DE-588)4032326-2 gnd Kanalcodierung (DE-588)4163183-3 gnd Iterative Decodierung (DE-588)4486066-3 gnd |
| topic_facet | Kettencode Konvergenz Kanalcodierung Iterative Decodierung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010080708&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT brinkstephanten designofconcatenatedcodingschemesbasedoniterativedecodingconvergence |