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Tizimlar va signallarni qayta ishlash
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| Sana | 23.12.2023 | | Hajmi | 418,65 Kb. | | #127253 |
Bog'liq 1-amaliyot
O’ZBEKISTONRESPUBLIKASIRAQAMLITEXNOLOGIYALARI VAZIRLIGI
MUHAMMADAL-XORAZMIYNOMIDAGITOSHKENTAXBOROT TEXNOLOGIYALARI UNIVERSITETI
QARSHIFILIALI
KI-15-20(S) GURUH TALABASI Radjabov Azimjonning
“ TIZIMLAR VA SIGNALLARNI QAYTA ISHLASH ” FANIDAN
AMALIYOT ISHI
Bajardi: Radjabov A
Qabul qildi: Alimov U
Qarshi 2023
DISKRET MODULYATSIYALАNGАN SIGNАLLАRNI
TАDQIQ ETISH DISKRET FURE OʼZGАRTIRISHАLGORITMINI АMАLGА OSHIRISH
Ishdanmaqsad:Amplitudasichastotasivafazasidiskretsignalbilanmodulyasiya (manipulyasiya) langanAMp, ChMp, FMpvaFNMp (fazasinisbatanmanipulyasiya) langansignallarvaqtvaspektrdiagrammalarinitadqiqetish.
Uslubiyko’rsatmalar
1. Kompyuterxotirasigadasturnikiriting. Ossillografkanalkuchaytirgichiyordamidaharikkikanaluchun 1 katak 1Vvasignalyoyishmasshtabini 1 katak 0,25 msqilibo’rnating.
2. «Vo’borkoda» darchasida: 1-3 ishjoydagilar 1-kodni; 4-6 ishjoylarida 1-kod; 7-9 ishjoylarida 3-kodva 10-13 ishjoylarida 4-kodlarnio’rnating. Ossillografekranidankodlarvaqtdiagrammalarinichiziboling.
3. "Vo’borvidamodulyasii" darchasida «amplitudnaya» nio’rnatingvaossillografekranidagitasvirnichiziboling.
4. ChMp, FMpvaFNMpsignallarvaqtdiagrammalarinichizibolishuchun 3-bandni, darchalarda "chastotnaya", "fazovaya" va «otnositelnofazavaya» holatlaruchunqaytaring.
5. 1-kodnitanlangva «pokazatspektrsignala» yozuviyonidagi «DA» knopkasinibosing. «Vo’borvidasignala» darchasida «kod № 1» nitanlangvaekrandagisignalspektrdiagrammalarinichiziboling.
6. AMp, ChMp, FMpvaNFMpsignallaruchun 5-bandninavbatibilanqaytaringvaossillografekranidagisignalspektridiagrammalarinichiziboling.
7. Chastotalartartibraqamini 1 dan 20 gachaalmashtirib, signalchastotasiniGerslardavaamplitudasiniVoltlardao’rnatib 10.1. jadvalnito’ldiring.
10.1 jadval
Modulyasiyaturi
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1-Kod
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1-koduchunAMp
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1-koduchunChMp
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1-koduchunFMp
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1-koduchunOFMp
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Chastotatartibraqami (t/r)
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chastota
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Amplituda
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Chastota
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Amplituda
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chastota
|
amplituda
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Chastota
|
Amplituda
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Chastota
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Amplituda
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1
|
500
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1.273
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5500
|
0.035
|
1000
|
0.035
|
5500
|
0.07
|
7750
|
0,07
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2
|
1000
|
0
|
6000
|
0
|
1500
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0
|
6000
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0
|
8000
|
0
|
3
|
1500
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0.424
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6500
|
0.045
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2000
|
0.045
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6500
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0.09
|
8250
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0,09
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4
|
2000
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0
|
7000
|
0
|
2500
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0
|
7000
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0
|
8500
|
0
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5
|
2500
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0.254
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7500
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0.063
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3000
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0.063
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7500
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0.127
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8750
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0,127
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6
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3000
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0
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8000
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0
|
3500
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0
|
8000
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0
|
9000
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0
|
7
|
3500
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0.181
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8500
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0.106
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4000
|
0.106
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8500
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0.212
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9250
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0,212
|
|
8
|
4000
|
0
|
9000
|
0
|
4500
|
0
|
9000
|
0
|
9500
|
0
|
|
9
|
4500
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0.141
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9500
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0.318
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5000
|
0.318
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9500
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0.36
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9750
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0,636
|
|
10
|
5000
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0
|
10000
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0.5
|
5500
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0.5
|
10000
|
0
|
10000
|
0
|
|
11
|
5500
|
0
|
10500
|
0.318
|
6000
|
0.318
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10500
|
0,636
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10250
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0,636
|
|
12
|
6000
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0
|
11000
|
0
|
6500
|
0
|
11000
|
0
|
10500
|
0
|
13
|
6500
|
0
|
11500
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0.106
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7000
|
0.106
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11500
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0,212
|
10750
|
0,212
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14
|
7000
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0
|
12000
|
0
|
7500
|
0
|
12000
|
0
|
11000
|
0
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15
|
7500
|
0
|
12500
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0,063
|
8000
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0,063
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12500
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0,127
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11250
|
0,127
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16
|
8000
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0
|
13000
|
0
|
8500
|
0
|
13000
|
0
|
11500
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0
|
17
|
8500
|
0
|
13500
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0,045
|
9000
|
0,045
|
13500
|
0,09
|
11750
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0,09
|
18
|
9000
|
0
|
14000
|
0
|
9500
|
0
|
14000
|
0
|
12000
|
0
|
19
|
9500
|
0
|
14500
|
0,035
|
10000
|
0,035
|
14500
|
0,07
|
12250
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0,07
|
20
|
10000
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0
|
15000
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0
|
10500
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0
|
15000
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0
|
12500
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0
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|
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