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To avoid any confusion, this term is pronounced exactly like the letter "Q". It is not pronounced "kay" or "kyoo-ee...
Stands for "Static Random Access Memory." I know it is tempting to pronounce this term as "Sram," but it is correctly...
An XML file that applications are frequently required to define as a kind of ID card for the device OS to work from.
Stands for "Transmission Control Protocol/Internet Protocol." These two protocols were developed in the early days of...
Stands for "Double Data Rate 2." DDR2 RAM is an improved version of DDR memory that is faster and more efficient. Like...
A receiver that resides in the base station that is dedicated to measure mobile's signal strengths. These measurements are used in the handoff process (but not in the power-up/power-down process, which is handled by each voice transceiver).
Mobile Telephone Switching Office. The switching office that all base station cell sites connect to. It is a sophisticated computer that monitors all cellular calls, keeps track of the location of all cellular-equipped vehicles traveling in the system, arranges hand-offs, keeps track of billing information, etc. he MTSO in turn interfaces to the PSTN by connection to a CO.
Stands for "Uninterruptible Power Supply." In the technology world, UPS is more than just a brown shipping company...
This is the Windows application programming interface (API) for developing 32-bit applications. It has been used for...
A circuit used in telephony to convert 2-wire to 4-wire operation and vice-versa. Every telephone contains a hybrid to separate ear piece and mouthpiece audio and couple both into a 2-wire circuit that connects to the Central Office. If the hybrid is not balanced properly, echo or 'loop-back' can result in the circuit when the transmitted signal is reflected back into the receive path.
Any system or device connected to a network is also called a node. For example, if a network connects a file server...
Logic gates perform basic logical functions and are the are the fundamental building blocks of digital integrated...
Adjacent channel interference
Refers to interference caused by the energy from a transmitting channel spilling over into an adjacent channel. This interference can be minimized by applying filters to the transmitting and receiving ends or by simply using non-adjacent frequency channels within a cell. Cellular systems typically transmit on non-adjacent frequencies within a cell in order to prevent adjacent channel interference.
Numbering Plan Area (NPA)
The area code.
Speakers are popular output devices used with computer systems. They receive audio input from the computer's sound...