Evolution of the mobile phone

Katia Pigrukh 10-A

LK-1 1957 - engineer

Leonid Kupriyanovich from Moscow created the first mobile phone LK-1, weighing 3 kilograms

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.

1958 Leonid

Kupriyanovich creates sample compact mobile phone weighs only 500 grams

In 1989 was released cell phone Motorola MicroTAC, the microphone which was placed in a hinged lid

In 1993 created the first mobile phone with built-in clock Benefon Beta.

In 1996 was released the first mobile phone in the form of "clamshell" — Motorola StarTAC

In 1997 and released cell phone Philips Spark that might work 350 hours without recharging.

In 1997 the first mobile phone with a colour screen, the Siemens S10

In 1999, the first cell phone in the form of a slider Siemens SL10

In 2000, the first mobile phone which had a GPS receiver — Benefon ESC.

In 2002 released the first mobile phone with integrated camera — Samsung V200

Thank you for your attention!