landline communication
21List of retronyms — This is a list of retronyms, which are terms renamed after something similar but newer has come into being.NounsA B; Acoustic guitar : Before the invention of the solid body electric guitar, all guitars amplified the sound of a plucked string… …
22SMS — This article is about the communication protocol technology. For information about text messaging, see Text messaging. For other uses, see SMS (disambiguation). An SMS message being received …
23AT&T Mobility — AT T Wireless redirects here. For the defunct wireless provider that was merged into Cingular in 2004, see AT T Wireless Services. AT T Mobility LLC Type Private (subsidiary of AT T Inc.) Industry …
24Opinion poll — An opinion poll, sometimes simply referred to as a poll is a survey of public opinion from a particular sample. Opinion polls are usually designed to represent the opinions of a population by conducting a series of questions and then… …
25Royal Observer Corps — Ensign Active 1925–1996 Country …
26Jaxtr — is a social communications company that melds together global calling, SMS, and social networking. Founded by Phillip Mobin and Touraj Parang in 2005 [“Jaxtr Free MySpace Phone Calls,” Mashable. 14 December 2006.… …
27Telecommunication — A parabolic satellite communication antenna at the biggest facility for satellite communication in Raisting, Bavaria, Germany …
28Information theory — Not to be confused with Information science. Information theory is a branch of applied mathematics and electrical engineering involving the quantification of information. Information theory was developed by Claude E. Shannon to find fundamental… …
29Communications in India — This article is about communications in India. For a more general coverage of media in India, see Media of India. The Republic of India possesses a diversified communications system that links all parts of the country by Internet, telephone,… …
30Rural radio service — In telecommunication in the United States, a rural radio service is a public radio service rendered by fixed stations on frequencies below 1000 MHz used to provide (1) Basic Exchange Telecommunications Radio Service, which is public message… …
