Showing 1 - 20 of 81 results

Uplink

May 19, 2015

To transmit to a satellite for relay; also, the dish used to transmit. ...

Simplex operation

May 19, 2015

That mode of operation in which communication between two points occurs in only one direction at a time. Contrast with half duplex or duplex operation. ...

Shared hub

May 19, 2015

A satellite communications operations center which is shared among a number of separate network users; often used for VSAT operations. ...

Outage

May 19, 2015

A telecommunication service condition wherein a user is deprived of service due to a malfunction of the communication system. ...

On-line

May 19, 2015

Electronic availability on demand from a computer-based system without mounting removable media such as magnetic tape or disks. ...

MSS

May 19, 2015

Mobile Satellite Service ...

ISDN

May 19, 2015

Integrated Services Digital Network ...

Encrypt

May 19, 2015

To convert plain text into an unintelligible form by means of a cryptosystem. ...

Electronic Data Interchange (EDI)

May 19, 2015

The exchange of routine business transactions in a computer-processable format, covering such traditional applications as inquiries, planning, purchasing, acknowledgments, pricing, order status, scheduling, test results, shipping and receiving, invoi ...

Electronic access

May 19, 2015

The capability to access information via on-line access (dedicated or dial-up), E-Mail, and FAX. ...

EIRP

May 19, 2015

Effective Isotropic Radiated Power ...

Direct Broadcast Satellite (DBS)

May 19, 2015

Transmits TV signals directly to dishes at viewer ...

Digital data

May 19, 2015

Data represented by discrete values or conditions (i.e., ...

Availability

May 19, 2015

The ratio, expressed as a percentage, of the total time a functional unit or service is capable of being used or is available to be used during a given interval to the length of the interval; e.g., if the unit is not capable of being used for 20 minu ...

Asynchronous transmission

May 19, 2015

A method of data transmission which allows characters to be sent at irregular intervals by preceding each character with a start bit, and following it with a stop bit. ...

Virtual Private Network (VPN)

May 19, 2015

A capability that allows users to create their own private information network. ...

Virtual Circuit (VC)

May 19, 2015

A communication arrangement in which data from a source user may be passed to a destination user over various real circuit configurations during a single period of communication. ...

Very High Frequency (VHF)

May 19, 2015

The band in the 30 to 300 MHz range, including TV channels 2 through 13. ...

Transceiver

May 19, 2015

A combination transmitter and receiver. ...

Terrestrial

May 19, 2015

In communications parlance, this refers to Earth, land or ground-based telecommunications systems. ...