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1/12

& INTERNET

(3)

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2/12

. , . & 2

(2 >2)()

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3/12

. , . & 3

(Bandwidth)

/

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4/12. , . & 4

.

. BW.

Max

km.

.

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5/12. , . & 5

STP(Shielded Twisted Pairs)

UTP (Un-shielded Twisted Pairs).

/

.

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6/12. , . & 6

.

. :

data, TV,

PSTN.

.

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7/12. , . & 7

/.

,

.

(-

Gbps).

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8/12. , . & 8

. .

.

.

.

. (/).

point-to-point .

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9/12. , . & 9

single-mode( ~5-10

m) multi-mode

( ~50-100 m).

.

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10/12. , . & 10

(.. /, data

links, video/audio links,) (digital TV, GPS,)

(data links, ,fast internet,)

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11/12. , . & 11

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12/12

. , . & 12

~36000 km.

uplink/downlink (.. Cband: 6/4 GHz, Ku band:

14/12 GHz, Ka band: 30/20

GHz).

(0.25 s).