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A walkie-talkie, more formally known as a handheld transceiver, HT, or handheld radio, is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio engineer Alfred J. Gross, Henryk Magnuski and engineering teams at Motorola. First used for infantry, similar ...
Download as PDF; Printable version; In other projects ... BlackBerry is a line of wireless handheld devices first ... It is built into the old form factor in the same ...
Although a common form of mobile device, a smartphone, has a display, another perhaps even more common form of smart computing device, the smart card, e.g., used as a bank card or travel card, does not have a display. This mobile device often has a CPU and memory but needs to connect or be inserted into a reader to display its internal data or ...
Wi-Fi is a wireless local area network that enables portable computing devices to connect easily with other devices, peripherals, and the Internet. [ citation needed ] Standardized as IEEE 802.11 a , b , g , n , ac , ax , Wi-Fi has link speeds similar to older standards of wired Ethernet .
A Bluetooth keyboard is a wireless keyboard that connects and communicates with its parent device via the Bluetooth protocol. These devices are widely used with portable devices such as smart phones and tablets, though they are also used with laptops and ultrabooks. Bluetooth keyboards became popular in 2011, coinciding with the popularity of ...
The devices use a Windows Mobile interface. In addition to this, there are several Linux distributions that also operate on some of these devices. Earlier units were modular. Sleeve accessories were released called "jackets", which slide around the unit and add functionality such as a card reader, wireless networking, GPS, and extra batteries.
Initially a manufacturer of notebook computers, HTC began designing some of the world's first touch and wireless hand-held devices in 1998. [5] HTC started making Windows Mobile PDAs and smartphones starting from 2004 under the Qtek brand. In 2006 the range was rebranded as HTC with the launch of the HTC TyTN. [6]
This definition of IA was different from today's. Jef Raskin initially tried to include such features in the Apple Macintosh, which he designed, but eventually the project went a quite different way. For a short while during the mid- and late 1980s, there were a few models of simple electronic typewriters with screens and some form of memory ...