Search results
Results From The WOW.Com Content Network
The history of mobile phones covers mobile communication devices that connect wirelessly to the public switched telephone network. While the transmission of speech by signal has a long history, the first devices that were wireless, mobile, and also capable of connecting to the standard telephone network are much more recent.
[287] [288] [289] In 2019, smartphone sales declined by 3.2%, the largest in smartphone history, while China and India were credited with driving most smartphone sales worldwide. [290] It is predicted that widespread adoption of 5G will help drive new smartphone sales. [291] [292]
A touchscreen (or touch screen) is a type of display that can detect touch input from a user. It consists of both an input device (a touch panel) and an output device (a visual display). The touch panel is typically layered on the top of the electronic visual display of a device.
First African-American woman to earn a PhD in physics (University of Michigan Ann Arbor 1972) on vibrational analysis of secondary chlorides [147] Morgan, Garrett: 1877–1963 Inventor Invented an early version of a gas mask called a smoke hood, and created the first traffic light that included a third "warning" position which is standard today ...
Its competitors included Apple's iPhone, the Palm Pre, the T-Mobile G1 by HTC [7] and the HTC Touch family. In a 2015 book, Losing the Signal: The Untold Story Behind the Extraordinary Rise and Spectacular Fall of BlackBerry, the authors argued that the Storm was the single biggest disaster in smartphone history. [8]
America Online CEO Stephen M. Case, left, and Time Warner CEO Gerald M. Levin listen to senators' opening statements during a hearing before the Senate Judiciary Committee on the merger of the two ...
The iPhone's touch screen interface, sleek design, and extensive app store quickly made it the most popular smartphone on the market. Android , a mobile operating system developed by Google, was introduced in 2008 and quickly became the most popular operating system for non-Apple smartphones.
Snugli and Weego were invented by nurse and peacekeeper Ann Moore first in the 1960s. Pertussis Vaccine A pioneering female American doctor, medical researcher and an outspoken voice in the pediatric community, the supercentenarian Leila Alice Denmark (1898–2012) is credited as co-developer of the pertussis (whooping cough) vaccine. [citation ...