TABLE OF CONTENTS | AAL | ATM Adaptation layer | |
| ABR | Available bit rate | |
| ACK | Acknowledgment | |
| ACSSB | Amplitude companded single-sideband | |
| AFSC | Air force space command | |
| ALA | ATM link accelerator | |
| AM | Amplitude modulation | |
| AMPS | Analog mobile phone service | |
| AMSC | American Mobile Satellite Consortium | |
| ANSI | American national standards institute | |
| AOS | Acquisition of signal | |
| APM | Amplitude phase modulation | |
| ATM | Asynchronous transfer mode; Asynchronous transmission mode | |
| ATSC | Advanced television systems committee | |
| AVC | Advanced video coding | |
| BAPTA | Bearing and power transfer assembly | |
| BDP | Bandwidth delay product | |
| BER | Bit error rate | |
| BOL | Beginning of life | |
| BPSK | Binary phase-shift keying | |
| BSS | Broadcasting satellite service | |
| BSU | Burst synchronization unit | |
| BT | Burst tolerance |
| CAN | Campus area network | |
| CBR | Constant bit rate | |
| CCIR | Comite Consultatif International de Radio | |
| CCITT | Comite Consultatif International de Telephone et Telegraph | |
| CDV | Cell delay variation | |
| CER | Cell error ratio | |
| CFM | Companded frequency modulation | |
| CLP | Cell loss priority | |
| CLR | Cell loss ratio | |
| COMSAT | Communications Satellite (Corporation) | |
| CONUS | Contiguous United States | |
| CPFSK | Continuous phase frequency shift keying | |
| CS | Convergence sublayer | |
| CSSB | Companded single sideband | |
| CTD | Cell transfer delay | |
| DAMA | Demand assignment multiple access | |
| DBS | Direct broadcast satellite | |
| DCS | Digital cross-connect switch | |
| DCT | Discrete cosine transform | |
| DM | Delta modulation | |
| DOMSAT | Domestic satellite | |
| DPCM | Differential PCM | |
| DSI | Digital speech interpolation | |
| DSS | Digital satellite services | |
| DTV | Digital television |
