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The first partially successful photograph of a camera image was made in approximately 1816 by Nicéphore Niépce, using a very small camera of his own making and a piece of paper coated with silver chloride, which darkened where it was exposed to light
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Alexander Graham Bell's telephone patent drawing, March 7, 1876. The first successful bi-directional transmission of clear speech by Bell and Watson was made on March 10, 1876 when Bell spoke into the device, “Mr. Watson, come here, I want to see you.” and Watson answered.
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Mathematician and physicist John Atanasoff, looking for ways to solve equations automatically, took a drive to clear his thoughts in 1937. At a Mississippi River roadhouse he jotted on a napkin the basic features of an electronic computing machine. Atanasoff’s linear equation-solver, built with graduate student Clifford Berry, could solve a variety of problems but was not programmable.
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The name pager was first used in 1959 when Motorola made a personal radio communications product they called a pager. The Motorola pager was a small receiver that delivered a radio message individually to those carrying the device. The first successful consumer pager was Motorola's Pageboy I first introduced in 1974. It had no display and could not store messages, however, it was portable and notified the wearer that a message had been sent.
By 1980, there were 3.2 million pager users worldwide. -
The history of the iPhone line of phones begins with a direction from Steve Jobs to Apple Inc.'s engineers, whereby he asked them to investigate touchscreens and a tablet computer, which later came to fruition with the iPad.[1][2][3][4] Also, many have noted the device's similarities to Apple's previous touch-screen portable device, the Newton MessagePad.[5][6][7][8] Like the Newton, the iPhone is nearly all screen. Its form factor is credited to Apple's head of design, Jonathan Ive.[3][9] In A
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Analog Motorola DynaTAC 8000X Advanced Mobile Phone System mobile phone as of 1983.
