Main Page | See live article | Alphabetical index PCS System: In personal communications service, a collection of facilities that provides some combination of personal mobility, terminal mobility, and service profile management. Note: As used here, "facilities" includes hardware, software, and network components such as transmission facilities, switching facilities, signaling facilities, and databases. Source: from Federal Standard 1037C This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.