MOBILE SATELLITE COMMUNICATIONS (FROM POLICE TECHNOLOGY: ASIA PACIFIC POLICE TECHNOLOGY CONFERENCE, P 69-72, 1993, JULIA VERNON AND DES BERWICK, EDS. -- SEE NCJ-145004)

• NCJ Number: 145010
• Author(s): G Ellis
• Date Published: 1993
• Length: 4 pages
• Sale Source: Australian Institute of Criminology
• Publication Type: Program Description (Demonstrative)
• Language: English
• Country: Australia

Annotation

The Australian company OPTUS will be providing a range of mobile satellite services throughout the country in 1993. The mobilesat system will include circuit-switched voice/data services and data messaging services for land, air, and marine applications.

Abstract

Public, private, and thin route data, utilizing L-Band capacity on the second generation spacecraft, will be created from voice, data, facsimile, and packet switched messaging. The public access services will be mobile telephone service with direct access to the Public Switched Network. Services to private networks, used mostly by organizations owning a fleet of field vehicles or having remote area stations, will include private calls from mobilesat terminals to base, base to terminals, or terminal to terminal; broadcast calls; and group calls. The system's reliability is ensured through its ability to support 1,000 circuits, redundant key subsystems, sophisticated digital dialing and coding techniques, and security features.