3GPP Third-Generation Partnership

4G 4th-Generation Wireless

5G Fifth-Generation Wireless Systems

AGL Above Ground Level

AMPS Advanced Mobile Phone System

AMSL Above Mean Sea Level

AP Access Point

ARP Address Resolution Protocol

ASA Authorized Shared Access

AWGN Additive White Gaussian Noise

AWS Advanced Wireless Services

BGP Boundary Gateway Protocol

BMD Ballistic Missile Defense

BSS Broadcasting Satellite Service

CA Certificate Authority

CAPEX Capital Expenditure

CMBR Cosmic Microwave Background Radiation

CBRS Citizens Broadband Radio Service

CBSD Citizens Broadband Radio Service Devices

CDF Cumulative Distribution Function

CDMA Code Division Multiple Access

CEA Council of Economic Advisors

CIO Chief Information Officer

CNR Combat Net Radio

COMSEC Communications Security

CONUS Continental United States of America

CORD Central Office Re-architected as a Datacenter

CPE Customer Premises Equipment

CR Cognitive Radio

CTIA Cellular Telecommunications Industry Association

CTS Clear to Send

CW Continuous Wave

DARPA Defense Advanced Research Projects Agency

DAS Distributed Antenna System

DBS Direct Broadcast Satellite

DFS Dynamic Frequency Selection

DHCP Dynamic Host Control Protocol

DME Distance Measuring Equipment

DNS Domain Name Service

DoC Department of Commerce

DoD Department of Defense

DSA Dynamic Spectrum Access

DSL Digital Subscriber Line

DYSPAN IEEE Dynamic Spectrum Access Networks Conference

EC2 Elastic Computing Cloud

ECFS Electronic Comment Filing System

EDAC Error Detection and Control

EGP Exterior Gateway Protocol

EIRP Equivalent Isotropic Radiated Power

ENG Electronic New Gathering

EPC Extended Packet Core

ESA Electronically Steerable Array/Antenna

ESC Environmental Sensing Capability

ETSI European Telecommunications Standards Institute

EU European Union

FCC Federal Communications Commission

FDD Frequency Division Duplex

FFT Fast Fourier Transform

FSS Fixed Satellite Service

FTTH Fiber to the Home

GAA General Authorized Access

GBR Ground-Based Radar