Mobile Phone An Historical Perspective Prof Ely Levine
Mobile Phone – An Historical Perspective Prof Ely Levine Afeka Academic College of Engineering 31. 03. 2014 1
1922 Chicago Police Time Magazine 2
1940 US Army Signal Corps Time Magazine 3
1959 Post Office UK Time Magazine 4
1972 London Time Magazine 5
1983 Martin Cooper Time Magazine 6
1988 Frank Piccard Time Magazine 7
1997 Philips Synergy Time Magazine 8
1999 Barbie Fashion Time Magazine 9
2000 Panasonic Game Time Magazine 10
2005 Live Concert Time Magazine 11
2006 Tourism in Indonesia Time Magazine 12
2006 Hawking in Ramallah Time Magazine 13
2007 Texting Time Magazine 14
2008 I-phone Time Magazine 15
Mobile Phone – Hand-Held Evolution 1938 SCR-194 Portable AM radio 1942 SCR-536 Handie Talkie 16
1940 SCR-300 Tactical Radio 1946 Bell Mobile Telephone 17
1956 Ericsson Mobile Telephone 1964 Bell Mobile Telephone 18
1983 Martin Cooper and Motorola… 19
1984 20
1996 1989 Still, Motorola… 21
1998 1999 Antenna - where is it ? Camera - who needs it ? 22
2002 Microsoft Pocket PC 2011 I Phone 23
Mobile Phone – A Technical Perspective Early FM Radio Transmitter Receiver 24
Analog Radio Transmitter 25
Digital Radio : Antenna, RF and BB 26
RF Section of Digital Radio 27
Digital Radio 28
What next ? 29
What next ? 30
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- Slides: 33
