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contents
Remèsiman ix
Chapter 1 Entwodiksyon 1
1.1 motivation ................................................ .................... 1
1.2 Istorik Pèspektif ............................................... .... 2
1.3 linearizasyon ak efè memwa ............................... 3
1.4 Contents Main nan Liv la ......................................... 4 ..
1.5 Plan Liv ............................................. ....... 6 ..
Referans ................................................. .................................. 8
Chapter 2 Gen kèk Teyori Awondisman ak tèminoloji 9
2.1 Klasifikasyon nan sistèm elektrik ........................... 10
2.1.1 lineyè Sistèm ak memwa ............................ 10
2.1.2 nonlenir Sistèm ........................................... 13
2.1.3 Mezi Komen nan linearite .................. 15
2.2 Kalkile spèktr nan Sistèm nonlenir ............. 18
2.3 Memoryless rejenerasyon spectre .................................. 21
2.4 siyal Bandwidth Depandan Efè nonlenir ......... 25
2.5 Analiz de Sistèm nonlenir ................................... 27
2.5.1 Volterra Seri Analiz ................................... 28
2.5.2 dirèk nan kalkil Repons nonlenir ...... 30
2.5.3 De Volterra Modeling Apwòch ................ 34
2.6 Rezime ................................................ .................... 39
2.7 pwen kle Sonje ............................................ 41
Referans ................................................. ................................ 41
Chapter 3 memwa Efè nan RF pouvwa anplifikatè 43
3.1 Efikasite ................................................ ................... 43
3.2 linearizasyon ................................................ .............. 45
3.2.1 linearizasyon ak efikasite ............................ 45
3.2.2 linearizasyon Teknik ................................. 46
3.2.3 linearizasyon ak efè memwa ................... 48
Efè 3.3 memwa elektrik .......................................... 51
Efè 3.4 memwa ElectroThermal .................................. 56
Efè 3.5 Domèn Anplitid ......................................... 59
3.5.1 Senkyèm-Lòd Analiz san efè memwa 60
3.5.2 Senkyèm-Lòd Analiz ak efè memwa ...... 62
3.6 Rezime ................................................ .................... 66
3.7 pwen kle Sonje ............................................ 67
Referans ................................................. ................................ 68
Chapter 4 Volterra ki gen konpòtman egzanplè 71 a
4.1 nonlenir Modeling ............................................... .... 71
Modèl 4.1.1 Simulation nonlenir ........................... 72
4.1.2 pwopriyete yo nan modèl yo Volterra ............. 75
4.2 nonlenir IV ak Karakteristik kv ...................... 77
4.2.1 IC-VBE-VCE Karakteristik ................................ 78
4.2.2 GPI ak rbb .............................................. .......... 82
Modèl 4.2.3 capacité ......................................... 82
4.3 ki gen konpòtman egzanplè nan yon Anplifikatè Komen-emeteur BJT / HBT ..... 84
4.3.1 lineyè Analiz ............................................... . 84
4.3.2 nonlenir Analiz ........................................... 87
4.4 IM3 nan yon Anplifikatè CE BJT ........................................ 95
4.4.1 BJT kòm yon Cascade nan de blòk nonlenir ..... 95
4.4.2 Detaye yo BJT Analiz .................................... 102
4.5 MESFET ki gen konpòtman egzanplè ak analiz .................................. 109
4.6 Rezime ................................................ .................. 115
4.7 pwen kle Sonje .......................................... 117
Referans ................................................. .............................. 118
Contents vii
Chapter 5 karakterizasyon nan Volterra Modèl 123
Modèl 5.1 Polynomials pou ajiste ....................................... 124
5.1.1 egzak ak LMSE pou ajiste ................................. 124
Efè 5.1.2 nan Range pou ajiste ................................. 126
5.2 Self-Chofaj Efè ............................................. .... 127
5.2.1 enpulsyonèl mezi ..................................... 129
5.2.2 tèmik Point Operating ................................ 131
5.3 DC IV karakterizasyon .......................................... 133
5.3.1 enpulsyonèl DC Mezi Enstalasyon ...................... 133
5.3.2 pou ajiste IV mezi .............................. 134
5.4 AC karakterizasyon Flow ........................................ 136
5.5 enpulsyonèl S-parameters mezi ........................... 137
5.5.1 Enstalasyon Egzamen ............................................... ....... 137
5.5.2 Kalibrasyon ................................................ ..... 139
5.6 De-entegrasyon efè yo nan pake a ................ 140
5.6.1 konplè 4-Port De-entegrasyon .............................. 141
5.6.2 De-entegrasyon Fil Lyen afektif Plain .............. 143
5.7 Kalkil nan ti-SIGNAL Paramèt ................... 145
5.8 Fitting mezi yo AC ................................... 147
5.8.1 pou ajiste nan Capacitances nonlenir .................. 147
5.8.2 pou ajiste nan drenaj Nonlinearities Kouran .......... 149
5.9 nonlenir ki gen konpòtman egzanplè nan yon BJT 1-W ................................ 152
5.10 nonlenir ki gen konpòtman egzanplè nan yon MESFET 1-W ........................ 155
5.11 nonlenir ki gen konpòtman egzanplè nan yon LDMOS 30-W ....................... 160
5.12 Rezime ................................................ .................. 165
5.13 pwen kle Sonje .......................................... 166
Referans ................................................. .............................. 167
Chapter 6 similye ak Mezire Efè memwa 171
6.1 similye Efè memwa ...................................... 172
6.1.1 nòmalizasyon de IM3 Eleman ................ 172
6.1.2 Simulation nan eleman IM3 normalized .. 175
6.2 Mezire efè memwa ................................ 180
6.2.1 Egzamen Enstalasyon ak Kalibrasyon ............................. 181
6.2.2 Mezi Presizyon .................................. 184
Efè memwa 6.2.3 nan yon BJT PA ......................... 185
Efè memwa 6.2.4 nan yon MESFET PA ............... 187
6.3 memwa Efè ak linearizasyon ........................... 187
6.4 Rezime ................................................ .................. 190
6.5 pwen kle Sonje .......................................... 191
Referans ................................................. .............................. 192
Chapter 7 Anile memwa Efè 193
7.1 anvlòp Filtraj ............................................... ..... 194
7.2 enpedans optimization .......................................... 198
7.2.1 aktif Prensip chaj .................................... 199
7.2.2 Egzamen Enstalasyon ak Kalibrasyon li yo ........................ 202
7.2.3 Optimum ZBB nan yo itilize souvan nan anvlòp
San yo pa Predistortion .................................. 203
7.2.4 Optimum ZBB nan yo itilize souvan nan anvlòp
ak Predistortion ........................................ 204
7.3 anvlòp enjeksyon ............................................... .... 207
7.3.1 Anile nan efè memwa nan yon
CE BJT Anplifikatè ........................................ 209
7.3.2 Anile nan efè memwa nan yon
CS MESFET Anplifikatè ............................... 211
7.4 Rezime ................................................ .................. 217
7.5 pwen kle Sonje .......................................... 219
Referans ................................................. .............................. 220
Apandis A: Prensip Fondamantal nan nan Volterra Analiz 221
Referans ................................................. ............................... 225
Apandis B: 227 Erè tronkatur
Apandis C: Ekwasyon IM3 pou kaskad dezyèm degre-
Nonlinearities 231
Apendis D: Enfòmasyon sou Mezi dispozitif 245 la
Referans ................................................. ............................... 247
Glosè 249
About 253 la Otè
Main Index 255
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