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A personal computer that does not have embedded Bluetooth can use a Bluetooth adapter that enables the PC to communicate with Bluetooth devices. While some desktop computers and most recent laptops come with a built-in Bluetooth radio, others require an external adapter, typically in the form of a small USB " dongle ".
Bluetooth Low Energy (Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart [1]) is a wireless personal area network technology designed and marketed by the Bluetooth Special Interest Group (Bluetooth SIG) [2] aimed at novel applications in the healthcare, fitness, beacons, [3] security, and home entertainment industries. [4]
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WinFS—Windows Future Storage; WinRT—Windows RunTime; WINS—Windows Internet Name Service; WLAN—Wireless Local Area Network; WMA—Windows Media Audio; WMI—Windows Management Instrumentation; WMV—Windows Media Video; WNS—Windows Push Notification Service; WOL—Wake-on-LAN; WOR—Wake-on-Ring; WORA—Write once, run anywhere
The iPad Air can optionally sync content and other data with a Mac or Windows computer using iTunes. Although the tablet is not designed to make phone calls over a cellular network, users can use a headset or the built-in speakers and microphone to place phone calls over Wi-Fi or cellular using a VoIP application, such as Skype . [ 9 ]
A phase-locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is fixed relative to the phase of an input signal. Keeping the input and output phase in lockstep also implies keeping the input and output frequencies the same, thus a phase-locked loop can also track an input frequency.
Windows Vista introduced a hybrid sleep feature, which saves the contents of memory to hard disk but instead of powering down, enters sleep mode. If the power is lost, the computer can resume as if hibernated. Windows 7 introduced compression to the hibernation file and set the default size to 75% of the total physical memory. [18]