3DES | Triple Data Encryption Standard |
AALn | ATM Adaptation Layer n |
AAC | Advanced Audio Coding ”in the context of MPEG |
AAF | Advanced Authoring Format |
AC3 | Audio Compression 3 used by ATSC |
ADC | Analog to Digital Converter |
ADPCM | Adaptive Differential Pulse Code Modulation |
ADSL | Asymmetric Digital Subscriber Line |
AES | Authority and Format Identifier ”in the context of DSM-CC NSAP address |
AFI | Advanced Encryption Standard |
AGC | Automatic Gain Control |
AIR | Application Information Resource ”in the context of cable HOST-POD interface |
AIT | Application Information Table ”in the context of MHP |
AEE | Application Execution Environment |
API | Application Interface |
AEIT | Aggregate Event Information Table used by cable systems' EPG |
ADET | Aggregate Data Event Table used by cable systems' EPG |
ANSI | American National Standards Institute |
ATSC | Advanced Television Systems Committee |
ATVEF | Advanced Television Enhancement Forum |
ARIB | Association of Radio Industries and Businesses |
ASCII | American Standard Code for Information Interchange |
ASF | Advanced (formerly Active) Streaming Format (Microsoft's MPEG-based AVI successor) |
ASN | Abstract Syntax Notation ”used in the context of X.509 certificates, ASN.1/DER |
ATM | Asynchronous Transfer Mode |
AUX | Auxiliary |
AV | Audio Video |
AVI | Audio Video Interleaved |
AWT | Abstract Windowing Toolkit |
B2B | Business to Business |
B2C | Business to Consumer |
BFS | Broadcast File System |
BGP | Border Gateway Protocol ”in the context of W3C |
BIFF | Binary Interchange File Format ”in the context of MPEG-4 |
BIOP | Basic Input Output Protocol ”in the context of CORBA, DSM-CC |
BISDN | Broad- band Integration Services Digital Network |
BML | Broadcast Markup Language ”in the context of ARIB |
BMP | BitMaP ”in the context of Windows |
bps | Bits per second |
bslbf | bit serial, leftmost bit first |
BTA | Broadcasting Technology Association in Japan |
CA | Certificate Authority |
CA | Conditional Access |
CAT | Conditional Access Table ”in the context of MPEG PSI |
CATV | Conditional Access TV |
CCIR | Comite Consultatif International des Radiocommunications |
CCITT | Comite Consultatif International de Telegraphique et Telephonique ”not ITU-T |
CDA | Compact Disc Audio |
CDATA | Character Data ”in the context of W3C DTD |
CDR | Common Data Representation |
CE | Consumer Electronics |
CEA | Consumer Electronics Association |
CERN | Conseil European pour la Recherch Nucleaire |
CI | Common Interface |
CLUT | Color Lookup Table |
CMTS | Cable Modem Termination System |
COFDM | Coded Orthogonal Frequency Division Multiplexing |
COM | Common Object Model |
CORBA | Common Object Request Broker Architecture |
CPUI | Central Processing Unit |
CRL | Certificate Revocation List |
CRC | Cyclic Redundancy Check ”see Section 12.1.3.2 for the CRC algorithm. |
CRID | Content Reference Identifier |
CRL | Certificate Revocation List |
CRLF | Carriage Return followed by a Line Feed |
CRT | Cathode Ray Tube |
CSRC | Contributing SouRCe ”in the context of RTP |
CSS | Cascading Style Sheets |
CTL | Certificate Trust List |
CVCT | Cable Virtual Channel Table |
CVID | Cinepak (Radius) ”in the context of video frame format |
DAC | Digital to Analog Converter |
DARPA | Defense Advanced Research Projects Agency |
DASE | DTV Applications Software Environment |
DAU | Data Access Unit ”in the context of MPEG |
DAVIC | Digital Audio Visual Council |
DCC | Directed Channel Change |
DCD | Document Content Description ”in the context of W3C |
DCM | Device Control Module ”in the context of HAVi |
DCT | Discrete Cosine Transformation |
DCCT | Discrete Channel Change Table |
DDB | Download Data Block ”used in the context of DSM-CC |
DDI | Data Driven Interaction |
DDE | Declarative Data Essence |
DEBn | Data Elementary Stream Buffer for synchronized data elementary stream n |
DEBSn | Data Elementary Stream Buffer Size for synchronized data elementary stream n |
DER | Definite Encoding Rules ”used in the context of X.509, ASN.1/DER |
DES | Data Elementary Stream |
DES | Data Encryption Standard |
DET | Data Event Table |
DECT | Digital Enhanced Cordless Telecommunications |
DFT | Discrete Fourier Transform |
DH | Diffie Hellman ”a cipher |
DHCP | Dynamic Host Configuration Protocol |
DHTML | Dynamic Hypertext Markup Language |
DIB | Device Independent Bitmap ”in the context of Windows |
DII | Download Info Indication ”used in the context of DSM-CC |
DLP | Discrete Logarithm Problem ”in the context of the DH cipher |
DMIF | DSM-CC Multimedia Integration Framework |
DOCSIS | Data Over Cable Service Interface Specification |
DOM | Document Object Model ”in the context of W3C |
DTS | Decoding Time Stamp ”in the context of MPEG |
DVB | Digital Video Broadcasting in Europe |
DVR | Digital Video Recording |
DPX | Digital Picture eXchange |
DRM | Data Rights Management ”in the context of copyright protection |
DSI | Data Service Initiate ”used in the context of DSM-CC |
DSA | Digital Signature Algorithm |
DSM | Digital Storage Media |
DSM-CC | Digital Storage Media Command and Control |
DSM-CC-OC | Digital Storage Media ”Command and Control Object Carousel |
DSM-CC-UU | Digital Storage Media ”Command and Control User to User |
DSS | Digital Signature Standard |
DST | Data Service Table ”in the context of ATSC A90 |
DTD | Document Type Definition ”in the context of W3C XML |
DTS | Decoding Time-Stamp ”in the context of MPEG |
DTV | Digital Television |
DVB | Digital Video Broadcast |
DVBSI | Digital Video Broadcast Service Information |
DVD | Digital Video Disk |
DVS | Digital Video Service |
DWDM | Dense Wavelength Division Multiplexer |
EBU | European Broadcasting Union |
ECM | Entitlement Control Message |
ECMA | European Computer Manufacturers Association |
EDL | Edit Decision List |
EE | Execution Engine |
EFTA | European Free Trade Association |
EKE | Encrypted Key Exchange |
EIT | Event Information Table |
EPG | Electronic Program Guide |
ES | Elementary Stream ”in the context of MPEG |
ESCR | Elementary Stream Clock Reference ”in the context of MPEG |
ETM | Extended Text Message |
ETT | Extended Text Table |
ETSI | European Telecommunications Standards Institute |
FDC | Forward Data Channel |
FDDI | Fiber Distributed Data Interface |
FIPS | Federal Information Processing Standard |
FourCC | Four Character Code ”in the context of file type identifiers |
FTP | File Transfer Protocol |
FTTC | Fiber To The Curb |
GCT | Global Color Table ”in the context of graphics file formats |
GIF | Graphics Interchange Format |
GSM | Global System for Mobile communications |
GPS | Global Positioning System |
GUI | Graphical User Interface |
GXF | General eXchange Format |
HAL | Hardware Abstraction Layer |
HAVi | Home Audio Video interpretability |
HD | High Definition |
HDTV | High Definition Television |
HFC | Hybrid Fiber Coax |
HTML | Hypertext Markup Language |
HTTP | Hyper Text Transport Protocol |
HTTPS | Secure HTTP |
IANA | Internet Assigned Numbers Authority ”in the context of W3C |
IC | Integrated Circuits |
ICAP | Interactive Communicating Application Protocol |
ICC | International Color Consortium |
IDEA | International Data Encryption Algorithm ”a cipher |
IDL | Interface Definition Language |
IEC | International Electrotechnical Commission |
IEEE | Institute of Electrical and Electronics Engineers |
IETF | Internet Engineering Task Force |
IF | Intermediate Frequency |
IGMP | Internet Group Management Protocol ”in the context of IP multicast |
IHDN | In-Home Digital Networks |
IIOP | Internet Inter-ORB Protocol ”in the context of CORBA, DSM-CC |
IHDN | In Home Digital Network |
IOR | Interoperable Object Reference ”in the context of CORBA, DSM-CC |
IP | Internet Protocol |
IPPV | Impulse Pay Per View |
IPR | Intellectual Property Rights |
IPVBI | IP Multicast over VBI |
IRD | Integrated Receiver Decoder |
IS | Intensity Stereo ”in the context of MP3 |
ISAN | International Standard Audiovisual Number |
ISBN | International Standard Book Number |
ISDN | Integrated Services Digital Network |
ISO | International Organization for Standardization |
ISP | Internet Service Provider |
ITU | International Telecommunication Union |
IWS | Initial Working Set ”in the context of iTV applications |
JAR | Java Archive |
JAAS | Java Authentication and Authorization Service |
JCA | Java Cryptography Architecture |
JCE | Java Cryptography Extensions |
JCIC | Joint Committee on Intersociety Coordination |
JDK | Java Development Kit |
JFIF | JPEG File Interchange Format |
JMF | Java Media Framework |
JNG | JPEG Network Graphics |
JNI | Java Native Interface |
JNM | Java Native Methods |
JPEG | Joint Picture Expert Group |
JPG | An image file in the JPEG format |
JS | Joint Stereo ”in the context of MP3 |
JSSE | Java Secure Socket Extension |
JVM | Java Virtual Machine |
Kbps | Kilobits per second |
KDF | Key Derivation Function |
KLV | Key Length Value |
LAN | Local Access Network |
LBI | Late Binding Interface |
LCD | Liquid Crystal Display |
LID | Local Identifier |
LISP | LIS Processing ”a programming language |
LLC-SNAP | Logical Link Control “ Sub Network Access Protocol |
LMDS | Local Multipoint Distribution System |
LSD | Logical Screen Descriptor ”in the context of graphics file formats |
LSF | Low Sampling Frequency ”in the context of MPEG AAC |
MAC | Media Access Control ”used in the context of MPEG |
MAC | Message Authentication Code ”used in the context of IP Security |
MBGP | Multicast Border Gateway Protocol ”in the context of IP multicast |
Mbps | Millions of bits per second |
MD5 | Message Digest 5 |
MDCT | Modified Discrete Cosine Transformation |
MGT | Master Guide Table |
MIDI | Musical Instrument Digital Interface (and file format) |
MITRE | Missile Test and Readiness Equipment |
MIME | Multipurpose Internet Mail Extensions |
MHEG | Multimedia Hypermedia Expert Group |
MHP | Multimedia Home Platform |
MMDS | Multipoint Microwave Distribution System |
MNG | Multiple image Network Graphics |
MNGLC | Low-Complexity MNG |
MOV | QuickTime MOVie format |
MP3 | MPEG-1 Level 3 Audio |
MPEG | Moving Picture Experts Group |
MRD | MPEG-2 registration descriptor |
MRLE | Microsoft Run Length Encoding |
MSB | Most Significant Bit |
MSDP | Multicast Source Directory Protocol ”in the context of IP multicast |
MSO | Multiple (cable) System Owner |
MTU | Maximum Transmission Unit |
MUX | Multiplexer |
MXF | Material eXchange Format |
NAB | National Association of Broadcasters ”in the US |
NAN | Not A Number |
NABTS | North American Basic Teletext Specification (EIA-516) |
NCTA | National Cable Television Association |
NIC | Network Interface Card |
NISDN | Narrow-band Integration Services Digital Network |
NIST | National Institute of Standards and Technology |
NPT | Normal Play Time |
NRT | Network Resources Table ”in the context of ATSC A90 |
NSAP | Network Service Access Point ”in the context of MPEG DSM-CC |
NTSC | National Television System Committee |
NTP | Network Time Protocol ”in the contest of W3C |
NVOD | Near Video On Demand |
OC | Object Carousel (DSM-CC) ”in the context of MPEG |
OCAP | OpenCable Application Platform ”in the context of SCTE |
ORB | Object Request Broker ”in the context of CORBA, DSM-CC |
OS | Operating System |
OSD | On Screen Display |
OSGI | Open Systems Gateway Initiative |
OSPF | Open Shortest Path First ”in the context of IP multicast routing |
OUI | Organization Unique Identifier |
PAL | Phase Alternation Line ”in the context of European TV broadcast format |
PAM | Pulse Amplitude Modulation |
PAT | Program Association Table |
PCDATA | Parsed Character Data ”in the context of W3C DTD |
PCM | Pulse Code Modulation |
PCMCIA | Personal Computer Memory Card International Association |
PCR | Program Clock Reference ”in the context of MPEG |
PDA | Personal Digital Assistants |
PDM | Pulse Duration Modulation |
PE | Presentation Engine |
PEM | Privacy Enhanced Mail |
PES | Packetized Elementary Stream |
PFR | Portable Font Resource |
PID | Packet Identifier |
PGP | Pretty Good Privacy ”a family of security software systems |
PIM | Protocol Independent Multicase ”in the context of IP multicast |
PIMDM | Protocol Independent Multicase Dense Mode ”in the context of IP multicast |
PKI | Public Key Infrastructure |
PKIX | PKI X.509 ”in the context of digital certificates |
PLMN | Public Land Mobile Network |
PMT | Program Map Table |
PNG | Portable Network Graphics |
POD | Point of Deployment |
PPV | Pay Per View |
PSI | Program Specific Information |
PSI | Program Specific Information ”in the context of MPEG |
PSIP | Program and System Information Protocol |
PSTD | Program System Target Decoder ”used in the context of MPEG buffer models |
PSTN | Public Switched Telephone Network |
PTS | Presentation Time Stamp |
PU | Presentation Unit |
PVR | Personal Video Recorder |
QAM | Quadrature Amplitude Modulation |
QoS | Quality of Service |
QPSK | Quadrature Phase Shift Keying |
RA | Registration Authority |
RADIUS | Remote Authentication Dial-In Server/Service |
RAM | Random Access Memory |
RC | Remote Control |
RDC | Reverse Data Channel |
RDF | Resource Description Framework ”in the context of W3C |
RDP | Remote Display Protocol |
RFC | Request For Comments ”used in the context of W3C |
RGB | Red Green Blue ”in the context of color model |
RGBA | Red Green Blue Alpha ”in the context of color model |
RIFF | Resource Interexchange File Format |
ROM | Read Only Memory |
RP | Rendezvous Point ”in the context of IP multicast routing |
RPF | Reverse Path Forwarding ”in the context of IP multicast routing |
RSA | Rivest Shamir Adelman ”a cipher |
RSVP | Resource reSerVation Protocol |
RTOS | Real-Time Operating System |
RTP | Real-Time Protocol |
RTCP | Real-Time Control Protocol |
RTSP | Real-Time Streaming Protocol |
RRT | Rating Region Table |
SAP | Session Announcement Protocol ”in the context of IP multicast |
SBNS | Satellite and Broadcast Network System |
SCP | Service Control Protocol |
SCR | System Clock Reference ”in the context of MPEG |
SCSI | Small Computer System Interface |
SCTE | Society of Cable Telecommunications Engineers |
SD | Standard Definition |
SDD | Self Describing Device |
SDH | Synchronous Digital Hierarchy |
SDF | Service Description Framework ”in the context of ATSC A90 |
SDK | Software Development Kit |
SDP | Session Description Protocol ”in the context of IP multicast |
SDT | Service Description Table |
SDTV | Standard Definition Television |
SECAM | S quentiel Couleur Avec M moire ”a French Color TV Standard |
SGML | Standard Generalized Markup Language |
SGW | Service Gateway ”in the context of DSM-CC |
SHA1 | Secure Hashing Algorithm 1 |
SI | System Information |
SIP | Session Invitation Protocol |
SMATV | Satellite Master-Antenna Television |
SMDS | Switched Multimegabit Data Service |
SMIL | Synchronized Multimedia Integration Language |
SMPTE | Society of Motion Picture and Television Engineers |
SMS | Short Message Service ”in the context of the cellular industry |
SMS | Subscriber Management System ”in the context of cable systems |
SMTP | Simple Mail Transfer Protocol ”Internet email |
SMTV | Satellite Master Antenna Television |
SONETS | Synchronous Optical NETwork |
SPT | Shortest Path Tree ”in the context of IP multicast routing |
SRM | Session Resource Manager |
SSL | Secure Socket Layer |
SSRC | Synchronization SouRCe ”in the context of RTP |
STB | Set Top Box |
STC | System Time Clock |
STD | System Target Decoder |
STLP | Secure Transport Layer Protocol |
STT | System Time Table ”in the context of PSIP |
STV | Subscription TV |
SVC | Switched Virtual Circuits |
SVG | Switched Vector Graphics |
TAP | Transport Access Partition |
TBn | Transport Buffer for data elementary stream n |
TBSn | Transport Buffer Size for data elementary stream n |
TCP | Transmission Control Protocol |
TCP /IP | Transmission Control Protocol/Internet Protocol |
TFS | Transport File System |
TFTP | Trivial FTP |
TNS | Temporal Noise Shaping ”in the context of MP3 |
TLS | Transport Layer Security |
TS | Transport Stream |
TSFS | Transport Stream File System |
TSID | Transport Stream Identifier |
TSTD | Transport System Target Decoder ”used in the context of MPEG buffer models |
TTL | Time To Live ”in the context of W3C |
TVCT | Terrestrial Virtual Channel Table |
UART | Universal Asynchronous Receiver/Transmitter |
UCS | Universal Multiple-Octet Coded Character Set |
UDP | User Datagram Protocol |
UHTTP | Unidirectional Hyper Text Transport Protocol |
UI | User Interface |
UMID | Universal Material Identifiers |
URI | Uniform Resource Identifier |
URN | Uniform Resource Name |
URL | Uniform Resource Locator |
UTF | UCS Transformation Coding |
UTC | Coordinated Universal Time1 |
UU | User to User (DSM-CC Object Carousel) |
UUID | Universally Unique ID |
uimsbf | Unsigned Integer, Most Significant Bit First |
VBI | Vertical Blanking Interval |
VCT | Virtual Channel Table |
VCR | Videocassette Recorder |
VM | Virtual Machine |
VOD | Video On Demand |
VQ | Vector Quantization |
VSB | Vestigial Side Band |
W3C | World Wide Web (WWW) Consortium |
WAE | Wireless Applications Environment |
WAP | Wireless APplications |
WAN | Wide Area Network |
WAV | Wave file format ”in the context of Windows audio files |
WDP | Wireless Datagram Protocol |
WML | Wireless Markup Language |
WSP | Wireless Session Protocol |
WST | World System TeleText (PAL television captioning and data standard) |
WTLS | Wireless Transport Layer Security |
WTP | Wireless Transaction Protocol |
X509 | A standard for Certificates and Certificate Revocation Lists, RFC 3280 |
XAIT | eXtensible Application Information Table ”in the context of MHP |
XDML | eXtensible DTV Markup Language |
XHTML | eXtensible Hypertext Markup Language |
XML | eXtensible Markup Language |
XMLDSIG | XML Digital Signatures |
XPath | XML Path Language |
XQL | XML Query Language |
XSD | XML Schema Definition ”in the context of W3C |
XSL | eXtensible Stylesheet Language ”in the context of W3C; usually refers to XSLT |
XSLT | eXtensible Stylesheet Language Transformations ”in the context of W3C |
ZIP | Compression and archiving file format |