PowerPoint Presentation

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S.MORSE MORSE (1837) 1844

GRAHAM BELL, ELISHA GRAY ANTONIO MEOYTSI

GRAHAM BELLELISHA GRAYANTONIO MEOUTSI

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(FAX)

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:COSMOTE (GSM 1800 MHz)

VODAFONE (GSM 900 MHz)

WIND (GSM 900 MHz)

CYTA

(1960) -

(1973) M.COOPER

(1983) MOTOROLA 8000 1KG

4) (1992) SMS

5) (1998) BLUETOOTH HANDS-FREE

6) (1999) BLACKBERRY

7) (2002) NOKIA GPRS INTERNET

8) (2005) RING-TONES

9) (2007) i-PHONE

10) (2011) GOOGLE

1G

2G (E-MAIL, INTERNET)

2,5G (GPRS)

2,7G ( EDGE)

3G ( MMS, , )

4G (- )

HADOVER ( )

WI-FI

ROAMING

MMS-SMS

BLUETOOTH

;N, :

(.. ) ( 10 )

(: ,,)

HANDS-FREE KITS

SMS

(15cm)