Motorola XPR 4550 Посібник з монтажу - Сторінка 42

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Glossary-8

Term

UART

UHF

Universal

Asynchronous

Receiver Transmitter

Universal Serial Bus

USB

VCO

VHF

VIP

VOCON

vocoder

vocoder/controller

voice encoder

voltage-controlled

oscillator

March 23, 2006

Transmit.

See also Universal Asynchronous Receiver Transmitter.

Ultra-High Frequency.

A microchip with programming that controls a computer's interface to its

attached serial devices.

An external bus standard that supports data transfer rates of 12 Mbps.

See Universal Serial Bus.

See voltage-controlled oscillator.

Very-High Frequency.

Vehicle Interface Port.

See vocoder/controller.

An electronic device for synthesizing speech by implementing a

compression algorithm particular to voice. See also voice encoder.

A PC board that contains an ASTRO radio's microcontroller, DSP,

memory, audio and power functions, and interface support circuitry.

The DSP-based system for digitally processing analog signals, and

includes the capabilities of performing voice compression algorithms or

voice encoding. See also vocoder.

An oscillator in which the frequency of oscillation can be varied by

changing a control voltage.

Definition

6816812H01