View
226
Download
0
Category
Preview:
Citation preview
8/10/2019 Ionica - lessons from history
1/34
8/10/2019 Ionica - lessons from history
2/34
F 1992, C
A B ,
A 50 MH 3.4 GH F R
A (FRA); A PO
D FRA , N P I
B ,
L LS 2
8/10/2019 Ionica - lessons from history
3/34
S 3
8/10/2019 Ionica - lessons from history
4/34
D 1992
S M 1996 E A E M
O 1992 1998 >300 ,
300 IPO J 1997
B 1998 62,000
E 29
O 1998 A B 1999
S 4
8/10/2019 Ionica - lessons from history
5/34
S 5
L
O C 200
30
P
(.. )
M
COERAGE AS KING!
8/10/2019 Ionica - lessons from history
6/34
S 6
5
C 80% E 5%
S ..
& ( 90!), 2 ,
H 99.99%
E:
C C 3
A 3
8/10/2019 Ionica - lessons from history
7/34
S 7
Base stationClutter
Customer premises
15
E
N L
8/10/2019 Ionica - lessons from history
8/34
S 8
E M
M
M 10 B
D 18 B
R &
N
8/10/2019 Ionica - lessons from history
9/34
//
()
S 9
E RF &
30
R
PS & /
B 999
8/10/2019 Ionica - lessons from history
10/34
S 10
O N
4 / / I / (
)
8/10/2019 Ionica - lessons from history
11/34
S 11
P 15
N
C 13
B
8/10/2019 Ionica - lessons from history
12/34
S 12
+26 B
102 B ( GSM), B 300 H 31 B
159 B
8/10/2019 Ionica - lessons from history
13/34
S 13
S
S
C
M
L
D !
(
!)
8/10/2019 Ionica - lessons from history
14/34
S 14
N
C
O
(>10 )
8/10/2019 Ionica - lessons from history
15/34
S 15
8/10/2019 Ionica - lessons from history
16/34
S 16
A
C &
8/10/2019 Ionica - lessons from history
17/34
S 17
8/10/2019 Ionica - lessons from history
18/34
S 18
I R&D (G,S, P) N (P, D)
L GSM
N , ,
OQPSK
10 /, DMA, FDD
M
RSS 3 /
1 32 /; ADPCM ; 2 64 AL
8/10/2019 Ionica - lessons from history
19/34
S 19
M , , ( B)
R 2.8 J 1996 O 1998
I , (
)
8/10/2019 Ionica - lessons from history
20/34
S 20
S 50%
I ,
Q ,
N ,
D I
E RF B .
D !
8/10/2019 Ionica - lessons from history
21/34
S 21
D ,
P
,
H 4 / / ,
P
8/10/2019 Ionica - lessons from history
22/34
S 22
S
N
2 , , (40)
:
( )
M ,
R N. I 1 2
8/10/2019 Ionica - lessons from history
23/34
S 23
99.99% = 53 ( )
R
P ( ?)
L
8/10/2019 Ionica - lessons from history
24/34
S 24
I
1400 MH 1995 FA
I
M
( ) A
D
N
H
8/10/2019 Ionica - lessons from history
25/34
S 25
Clutter
Could radio bridge the digital divide?
8/10/2019 Ionica - lessons from history
26/34
S 26
Clutter
8/10/2019 Ionica - lessons from history
27/34
S 27
Clutter
8/10/2019 Ionica - lessons from history
28/34
I I
A IP
N I B
C ?
S 28
8/10/2019 Ionica - lessons from history
29/34
I ( )?
R
(500 )
H
QS A M
M CPE ,
S 29
8/10/2019 Ionica - lessons from history
30/34
R ( D D)?
R
N
D & RI
N
S 30
8/10/2019 Ionica - lessons from history
31/34
S 31
I
M ADSL
P
C
?
8/10/2019 Ionica - lessons from history
32/34
S 32
Virgin Media to trial ultrafast broadband over telegraph poles
By Lilly Vitorovich, Dow Jones Newswires
Thursday 11 March 2010U.K. TV and broadband provider announces U.K. trial.
(Total Telecom 11 March 2010)
Virgin planning to run overhead fibre drop wires from telegraph poles to
houses where they have trunk line plant passing through.
8/10/2019 Ionica - lessons from history
33/34
S 33
Those who cannot learn from historyare doomed to repeat it.
George Santayana
History is more or less bunk. It's tradition.We don't want tradition. We want to live in
the present and the only history that isworth a tinker's damn is the history wemake today.Henry Ford
...
8/10/2019 Ionica - lessons from history
34/34
.....
L C
P MA
G G
B
P M
S 34
Recommended