evolution of the mobile phone
TRANSCRIPT
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Evolution of the mobile phone
Katia Pigrukh 10-A
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LK-1 1957 - engineer
Leonid Kupriyanovich from Moscow created the first mobile phone LK-1, weighing 3 kilograms
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Motorola March 6 1983 -
Motorola has released the world's first commercial portable cell phone. Battery charge is enough for 8 hours of work in standby mode or one hour in talk mode.
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1958 Leonid
Kupriyanovich creates sample compact mobile phone weighs only 500 grams
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In 1989 was released cell phone Motorola MicroTAC, the microphone which was placed in a hinged lid
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In 1993 created the first mobile phone with built-in clock Benefon Beta.
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In 1996 was released the first mobile phone in the form of "clamshell" — Motorola StarTAC
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In 1997 and released cell phone Philips Spark that might work 350 hours without recharging.
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In 1997 the first mobile phone with a colour screen, the Siemens S10
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In 1999, the first cell phone in the form of a slider Siemens SL10
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In 2000, the first mobile phone which had a GPS receiver — Benefon ESC.
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In 2002 released the first mobile phone with integrated camera — Samsung V200
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Thank you for your attention!