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Efnisyfirlit
Þakkir ix
Kafli 1 Inngangur 1
1.1 Hvatning ................................................ .................... 1
1.2 Historical Perspective ............................................... .... 2
1.3 linearization og Minni Áhrif ............................... 3
1.4 helstu efni bókarinnar ......................................... 4 ..
1.5 Yfirlit bókarinnar ............................................. ....... 6 ..
Tilvísanir ................................................. .................................. 8
Kafla 2 Sumir Circuit Theory og Hugtök 9
2.1 Flokkun rafkerfum ........................... 10
2.1.1 Línulegar Systems og Minni ............................ 10
2.1.2 ólínulegum bestunar Systems ........................................... 13
2.1.3 Common Mælikvarðar á línulegt .................. 15
2.2 Reikna spectrums í ólínulegum Systems ............. 18
2.3 Memoryless Spectral Regrowth .................................. 21
2.4 merki bandbreidd Dependent Nonlinear Áhrif ......... 25
2.5 Greining ólínulegum Systems ................................... 27
2.5.1 Volterra Series Greining ................................... 28
2.5.2 Bein Útreikningur ólínulegum Svar ...... 30
2.5.3 Tveir Volterra Modeling nálganir ................ 34
2.6 Samantekt ................................................ .................... 39
2.7 Key Points að muna ............................................ 41
Tilvísanir ................................................. ................................ 41
Kafli 3 Minni Áhrif RF afl magnara 43
3.1 Skilvirkni ................................................ ................... 43
3.2 linearization ................................................ .............. 45
3.2.1 linearization og skilvirkni ............................ 45
3.2.2 linearization Techniques ................................. 46
3.2.3 linearization og Minni Áhrif ................... 48
3.3 Rafmagns áhrifum minni .......................................... 51
3.4 electrothermal áhrifum minni .................................. 56
3.5 amplitude Ríki Áhrif ......................................... 59
3.5.1 Fimmta Order Greining Án áhrifum minni 60
3.5.2 Fifth-Order Greining með áhrifum minni ...... 62
3.6 Samantekt ................................................ .................... 66
3.7 Key Points að muna ............................................ 67
Tilvísanir ................................................. ................................ 68
Kafla 4 The Volterra Model 71
4.1 ólínulegu Modeling ............................................... .... 71
4.1.1 Nonlinear Models Simulation ........................... 72
4.1.2 eiginleika Volterra Models ............. 75
4.2 ólínulegum bestunar IV og QV Einkenni ...................... 77
4.2.1 IC-VBE-VCE Einkennandi ................................ 78
4.2.2 GPI og rbb .............................................. .......... 82
4.2.3 rýmd Models ......................................... 82
4.3 líkan af Common-emitter BJT / HBT Magnari ..... 84
4.3.1 Línuleg Greining ............................................... . 84
4.3.2 ólínulegu Greining ........................................... 87
4.4 IM3 í BJT CE Magnari ........................................ 95
4.4.1 BJT sem Cascade af tveimur ólínulegum Blokkir ..... 95
4.4.2 Ítarlegar BJT Greining .................................... 102
4.5 MESFET Model og Greining .................................. 109
4.6 Samantekt ................................................ .................. 115
4.7 Key Points að muna .......................................... 117
Tilvísanir ................................................. .............................. 118
Innihald vii
Kafla 5 Eiginleikalýsing Volterra Models 123
5.1 Mátun Models margliða ....................................... 124
5.1.1 Nákvæmlega og LMSE Mátun ................................. 124
5.1.2 Áhrif Mátun Range ................................. 126
5.2 Self-Upphitun Áhrif ............................................. .... 127
5.2.1 pulsed Mælingar ..................................... 129
5.2.2 Thermal Operating Point ................................ 131
5.3 DC IV Characterization .......................................... 133
5.3.1 pulsed DC Mæling Skipulag ...................... 133
5.3.2 Mátun IV Mælingar .............................. 134
5.4 AC Characterization Flow ........................................ 136
5.5 pulsed S-breytu Mælingar ........................... 137
5.5.1 Test Setup ............................................... ....... 137
5.5.2 Kvörðun ................................................ ..... 139
5.6 De-embedding Áhrif Package ................ 140
5.6.1 Full 4-Port De-Embedding .............................. 141
5.6.2 De-embedding Plain vír skuldabréf .............. 143
5.7 Útreikningur Small-Signal breytur ................... 145
5.8 Mátun AC Mælingar ................................... 147
5.8.1 Mátun á ólínulegum Capacitances .................. 147
5.8.2 Mátun holræsi Núverandi nonlinearities .......... 149
5.9 ólínulegum bestunar líkan af 1-W BJT ................................ 152
5.10 ólínulegum bestunar líkan af 1-W MESFET ........................ 155
5.11 ólínulegum bestunar líkan af 30-W LDMOS ....................... 160
5.12 Samantekt ................................................ .................. 165
5.13 Key Points að muna .......................................... 166
Tilvísanir ................................................. .............................. 167
Kafla 6 Líkja og Measuring Memory Áhrif 171
6.1 Líkja Minni Áhrif ...................................... 172
6.1.1 eðlileg IM3 Hluti ................ 172
6.1.2 Simulation staðlaður Hluti IM3 .. 175
6.2 Measuring Minning Áhrif ................................ 180
6.2.1 Próf Skipulag og Stilling ............................. 181
6.2.2 Mæling Nákvæmni .................................. 184
6.2.3 áhrifum minni í BJT PA ......................... 185
6.2.4 áhrifum minni í MESFET PA ............... 187
6.3 Minni Áhrif og linearization ........................... 187
6.4 Samantekt ................................................ .................. 190
6.5 Key Points að muna .......................................... 191
Tilvísanir ................................................. .............................. 192
Kafla 7 Delete Memory Áhrif 193
7.1 umslag Filtering ............................................... ..... 194
7.2 Viðnám Optimization .......................................... 198
7.2.1 Active Load Hugmyndafræði .................................... 199
7.2.2 Próf Skipulag og kvörðun hennar ........................ 202
7.2.3 Bestur ZBB á umslagi tíðni
Án Predistortion .................................. 203
7.2.4 Bestur ZBB á umslagi tíðni
með Predistortion ........................................ 204
7.3 umslag Injection ............................................... .... 207
7.3.1 Niðurfelling Áhrif minni í
CE BJT Magnari ........................................ 209
7.3.2 Niðurfelling Áhrif minni í
CS MESFET Magnari ............................... 211
7.4 Samantekt ................................................ .................. 217
7.5 Key Points að muna .......................................... 219
Tilvísanir ................................................. .............................. 220
Viðauki A: Grunnatriði Volterra Greining 221
Tilvísun ................................................. ............................... 225
Viðauki B: stýfingin Villa 227
Viðauki C: IM3 Jöfnur fyrir cascaded annarrar gráðu
Nonlinearities 231
Viðauki D: Um Mæling skipulag 245
Tilvísun ................................................. ............................... 247
Orðalisti 249
Um Höfundar 253
Index 255
/ Uploadfile / 200812 / 3 / 1112211065.rar
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