Шубин, Дмитрий Николаевич. Разработка технологии повторного использования частотного ресурса в спутниковых системах непосредственного вещания [Электронный ресурс]: бакалаврская работа: 11.03.01 / Д. Н. Шубин; Санкт-Петербургский государственный политехнический университет, Институт физики, нанотехнологий и телекоммуникаций ; науч. рук. Ю. А. Ветринский. — Электрон. текстовые дан. (1 файл : 2,22 МБ). — Санкт-Петербург, 2016. — Загл. с титул. экрана. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — Текстовый файл. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/v16-2991.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/v16-2991>.
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Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2017
|
Quarter 1
|
January
|
11
|
0
|
13
|
0
|
24
|
|
February
|
2
|
0
|
8
|
0
|
10
|
|
March
|
4
|
0
|
22
|
0
|
26
|
|
Quarter 2
|
April
|
5
|
0
|
14
|
0
|
19
|
|
May
|
0
|
0
|
40
|
0
|
40
|
|
June
|
1
|
0
|
35
|
0
|
36
|
|
Quarter 3
|
July
|
2
|
0
|
19
|
0
|
21
|
|
August
|
1
|
0
|
14
|
0
|
15
|
|
September
|
1
|
0
|
21
|
0
|
22
|
|
Quarter 4
|
October
|
1
|
0
|
31
|
0
|
32
|
|
November
|
4
|
0
|
30
|
0
|
34
|
|
December
|
1
|
0
|
41
|
0
|
42
|
|
Year 2018
|
Quarter 1
|
January
|
1
|
0
|
40
|
0
|
41
|
|
February
|
3
|
0
|
35
|
0
|
38
|
|
March
|
4
|
0
|
33
|
0
|
37
|
|
Quarter 2
|
April
|
7
|
0
|
29
|
0
|
36
|
|
May
|
1
|
0
|
31
|
0
|
32
|
|
June
|
2
|
0
|
52
|
0
|
54
|
|
Quarter 3
|
July
|
4
|
0
|
113
|
0
|
117
|
|
August
|
11
|
0
|
28
|
0
|
39
|
|
September
|
9
|
0
|
26
|
0
|
35
|
|
Quarter 4
|
October
|
4
|
0
|
27
|
0
|
31
|
|
November
|
3
|
0
|
26
|
0
|
29
|
|
December
|
1
|
0
|
19
|
0
|
20
|
|
Year 2019
|
Quarter 1
|
January
|
3
|
0
|
16
|
0
|
19
|
|
February
|
0
|
0
|
20
|
0
|
20
|
|
March
|
4
|
0
|
18
|
0
|
22
|
|
Quarter 2
|
April
|
6
|
0
|
31
|
0
|
37
|
|
May
|
3
|
0
|
40
|
0
|
43
|
|
June
|
1
|
0
|
38
|
0
|
39
|
|
Quarter 3
|
July
|
2
|
0
|
26
|
0
|
28
|
|
August
|
2
|
0
|
21
|
0
|
23
|
|
September
|
2
|
0
|
18
|
0
|
20
|
|
Quarter 4
|
October
|
0
|
0
|
40
|
0
|
40
|
|
November
|
2
|
0
|
31
|
0
|
33
|
|
December
|
0
|
0
|
37
|
0
|
37
|
|
Year 2020
|
Quarter 1
|
January
|
1
|
0
|
18
|
0
|
19
|
|
February
|
1
|
0
|
18
|
0
|
19
|
|
March
|
0
|
0
|
10
|
0
|
10
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
1
|
1
|
1
|
0
|
3
|
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Total
|
112
|
1
|
1,130
|
0
|
1,243
|
