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That first cell phone began a fundamental technology and communications market shift to making phone calls to a person instead of to a place. [6] [19] Bell Labs had introduced the idea of cellular communications in 1947, but their first systems were limited to car phones which required roughly 30 pounds (12 kg) of equipment in the trunk. [21]
Kahn working on the first camera phones June 11, 1997, Santa Cruz, CA: Image taken by Kahn after his daughter's birth July 1, 2010, Double Jeopardy clue. Kahn has founded four software companies: Borland, founded in 1982 (acquired by Micro Focus in 2009), Starfish Software, founded in 1994 (acquired by Motorola in 1998, and subsequently Google in 2011), LightSurf Technologies, founded in 1998 ...
Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /, born Alexander Bell; March 3, 1847 – August 2, 1922) [4] was a Scottish-born [N 1] Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone.
Computer science: Charles Babbage Alan Turing: In the history of computer science Babbage is often regarded as one of the first pioneers of computing and Turing invented the principle of the modern computer and the stored program concept that almost all modern day computers use. Computer programming: Ada Lovelace Charles Babbage
Getty. In 1989 Sasson and Robert Hills made the first DSLR camera, which wasn't a jury-rigged prototype, but one similar to the ones on the market today.
The 155 gram (5.5 oz.) camera could also take 20 photos and convey them by e-mail, with the camera phone retailing at the time for 40,000 yen, about US$325 in 1999. [ 68 ] [ 69 ] The VP-210 was released in May 1999 and used its single front-facing 110,000-pixel camera to send two images per second through Japan's PHS mobile phone network system.
This camera also used Nikon F-mount lenses, which meant film photographers could use many of the same lenses they already owned. Digital camera sales continued to flourish, driven by technology advances. The digital market segmented into different categories, Compact Digital Still Cameras, Bridge Cameras, Mirrorless Compacts and Digital SLRs.
This list of African-American inventors and scientists documents many of the African Americans who have invented a multitude of items or made discoveries in the course of their lives. These have ranged from practical everyday devices to applications and scientific discoveries in diverse fields, including physics, biology, math, and medicine.