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| devices that display numbers and text messages on their screens. like numeric pagers, these don't allow the user to send messages |
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| analog-to-digital converter chip |
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| converts analog signals to digital signals |
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| large communications tower with antennas, amplifiers, and receivers/transmitters |
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| process used to measure performance in which two devices or systems run the same task and the times and compared |
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| technology that uses radio waves to transmit data over short distances |
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| phones operating over a wireless network |
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| products that allow you to connect easily with other individuals, often in remote locations, for the purposes of communication or working together on a project |
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| connects a personal digital assistant (PDA) to a computer using either a USB port or a serial port |
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| an extension of the text-entry systems used on PDA devices |
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| device for drawing images and entering text in a tablet PC |
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| a specialized chip that processes digital information and transmits signals very quickly |
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| hardware for connecting a portable computing device to printers, scanners, full-size monitors, mice, and others |
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| electronic cards that when plugged into notebook computers provide functionality such as wireless network connections, USB ports, or FireWire ports |
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portable, nonvolatile memory |
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| the amount of physical space on the desk a computer takes up |
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Term
| Global Positioning System |
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Definition
| a system of 21 satellites (plus 3 working spares), built and operated by the US Military, that constantly orbit the earth. they provide info. to GPS-capable devices to pinpoint locations on the earth |
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| one of the more popular notation systems for entering data into a personal digital assistant (PDA) |
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| Bays that provide the ability to remove one drive and exchange it with another drive while the computer is running |
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Definition
| the result of a notebook battery needing to be completely used up before i is recharged or it won't hold as much charge as it originally did |
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| software that makes it possible to access the Internet from a cell phone ofr PDA |
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| notation software that doesn't require special strokes and can recognize both printed and cursive writing with fairly decent accuracy |
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| portable electronic tools such as cell phones, PDAs, and notebooks |
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| a central location that receives cell phone requests for service from a base station |
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| Multimedia Message Service |
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Definition
| extension of Short Message Service (SMS) that enables messages that include text, sound, images, and video clips to be sent from a cell phone or PDA to other phones or email addresses |
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Term
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Definition
| paging devices that display only numbers on their screens, telling the user that he or she has received a page and providing the number to call (don't allow the user to send a response) |
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Definition
| small wireless device that enables a user to reveive and sometimes send numeric (and sometimes text) messages on a small display screen |
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| one of the 2 main operating systems for PDAs |
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| peer-to-peer sharing (p2p) |
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Definition
| process of users transferring files btween computers |
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| personal digital assistant (PDA) |
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Definition
| a small device that enables a user to carry digital info. often called palm computers or handhelds, they weigh less than 5 oz. |
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| one of the two main operating systems for PDAs made by Microsoft |
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| portable media player (PMP) |
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Definition
| a small portable device (iPod) that enables you to carry your MP3 files around with you |
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Definition
| number of operations (or cycles) the processor completes each second, measured in Hz |
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| number of times per second a signal is measured and converted to a digital value (kbps) |
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| Short Message Service (SMS) |
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Definition
| technology enabling short text messages (up to 160 characters) to be sent over mobile networks |
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| device that combines the functionality of a cell phone, a PMP, and a PDA into one unit |
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| device used to write or tap on touch-sensitive screens |
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| portable computers that are smaller and weigh less than normal notebook computers (usually feature smaller displays and keyboards) |
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| a popular operating system for full-featured cell phones |
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| process of updating data so the files on different systems are the same |
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| a portable computer designed specifically to work with handwriting recognition technology |
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| devices supporting both sending and receiving text messages |
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| capability of a device to access the internet |
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| operating system for smartphones |
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| Wireless Application Protocol (WAP) |
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Definition
| standard that dictates how handheld devices will access info. on the internet |
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| wireless internet service provider |
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Definition
| providers such as Verizon or T-Mobile that offer wireless access to the Internet |
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wireless markup language (WML) |
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Definition
| a format for writing content viewed on a cellular phone or PDA that is text-based and contains no graphics |
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