Search Keyword By: J

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jamming margin

The level of interference (jamming) that a system is able to accept and still maintain a specified level of performance, such as maintain a specified bit-error ratio even though the signal-to-noise ratio is decreasing. [From Weik '89]

jamming to signal ratio (J/S)

The ratio, usually expressed in dB, of the power of a jamming signal to that of a desired signal at a given point such as the antenna terminals of a receiver.

Java applet

A small application-program component that typically executes in a client's Web browser, but can execute in a variety of other simple applications or devices; Java applets support the applet programming model and may be downloaded through the Internet via a Web site and run directly on a remote computer; Java applets are often used to create Web page effects.

Java Database Connectivity (JDBCTM)

An industry standard for database-independent connectivity between a computer platform or device operating in the JavaTM environment and a wide range of databases; the JDBCTM provides a call-level API (application program interface) for SQL-based (structured-query-language based) database access.

JavaBean

A portable, platform-independent, reusable component model that conforms to specification defining how Java objects interact.

JavaTM

A trademarked set of programming language technologies for creating and safely running software programs in both stand-alone and networked environments. Most graphics-based Web browsers can recognize and run Java codes.

JDBC

Abbreviation for Java database connectivity.

Jeopardy

A jeopardy condition exists when the forecasted and/or actual demand for NXX resources in a particular NPA will exceed the known supply during the planning/implementation interval for NPA relief planning

jerkiness

In a video display, the perception, by human vision faculties, of originally continuous motion as a sequence of distinct "snapshots. "
Note 1: The perception of continuous motion by human vision faculties is a manifestation of complex functions, i.e., characteristics, of the eyes and brain. When presented with a sequence of fixed, i.e., still, images of sufficient continuity and at… (Read More →)

jfif

or . jfif: A file-name extension that identifies an image file compressed with the Joint Photographic Experts Group (JPEG) format.

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