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The Palm TX. A personal digital assistant (PDA) is a multi-purpose mobile device which functions as a personal information manager.Following a boom in the 1990s and 2000s, PDAs were mostly displaced by the widespread adoption of more highly capable smartphones, in particular those based on iOS and Android in the late 2000s, and thus saw a rapid decline.
The PDA provided e-mail; calendar, address book, calculator and notebook applications; text-based Web browsing; and could send and receive faxes. When closed, the device could be used as a digital cellular telephone. In June 1999, Qualcomm released the "pdQ Smartphone", a CDMA digital PCS smartphone with an integrated Palm PDA and Internet ...
A Palm TX PDA; An ultra mobile PC is a full-featured, PDA-sized computer running a general-purpose operating system. Phones, tablets: a slate tablet is shaped like a paper notebook. Smartphones are the same devices as tablets, however, the only difference with smartphones is that they are much smaller and pocketable.
The first smartphone was the Nokia 9000 Communicator [dubious – discuss] in 1996 which added PDA functionality to the basic mobile phone at the time. As miniaturization and increased processing power of microchips has enabled ever more features to be added to phones, the concept of the smartphone has evolved, and what was a high-end ...
These batteries provide higher specific energy than other lithium battery types. They are used in applications where weight is critical, such as mobile devices, radio-controlled aircraft, and some electric vehicles. [2] They are widely used in laptop computers, tablets, and smartphones.
HTC logo HTC's first product: Kangaroo Palm-size PC. HTC is the original design manufacturer for many Android and Windows Phone-based smartphones and PDAs.Brands that have marketed or previously marketed HTC-manufactured products include Dell, Fujitsu Siemens, HP/Compaq, i-mate, Krome, O 2, Palm, Sharp Corporation, and UTStarcom.
Typical PDT. A portable data terminal (PDT) is an electronic device that is used to enter or retrieve data via wireless transmission (WLAN or WWAN).They have also been called enterprise digital assistants (EDA), data capture mobile devices, batch terminals or just portables.
Lithium–silicon batteries are lithium-ion batteries that employ a silicon-based anode, and lithium ions as the charge carriers. [1] Silicon based materials, generally, have a much larger specific capacity, for example, 3600 mAh/g for pristine silicon. [ 2 ]