Appendix: Acronyms - DirecTV D10 Installation Manual

DIRECTV Set-Top Box Information for the Installer
Term
APG Advanced Program Guide. DIRECTV's new generation of the electronic
program guide.
CAM Conditial Access Module. Also referred to as the "access card" or "smart card".
A removable, electronic subassembly providing conditional access control of
the subscriber terminal. The CA system equipment (smart card) needed in the
Integrated Receiver Decoder to control a subscriber's service channel
authorization and decryption.
DBS Direct broadcast satellite. A satellite operating in accordance with International
Telecommunications Union and Federal Communications Commission
regulations for high power broadcasting from space to individual consumers.
®
DIRECTV Trademarked name of the DIRECTV Group.
DVI Digital Visual Interface.
DVR Digital Video Recorder.
HDCP High-bandwidth Digital Content Protection.
IPPV Impulse Pay Per View. Movie purchases placed using the on-screen displays.
IR Infrared.
IRD Integrated Receiver Decoder.
LHCP Left Hand Circular Polarization.
LNB Low Noise Block down converter.
NTSC National Television Systems Committee.
ODU Outdoor Unit.
OPPV Order-Ahead Pay Per View. Movie purchases placed by calling a customer
service representative rather than using the on-screen displays. Necessary to
purchase movies when the subscriber does not connect the phone to the IRD.
OSD On-Screen Display.
PCM Pulse Code Modulation.
PPV Pay Per View.
RF Radio Frequency.
RHCP Right Hand Circular Polarization.
RID Receiver Identification.
S/P DIF Sony/Phillips Digital Interface. Commonly used as an optical Dolby Digital
connector.
Smart card See CAM.
STB Set-top box.
UTC Universal Time Coordinate.
DIRECTV, Inc.
Version 2.2

9 Appendix: Acronyms

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Definition
March 5, 2008
DTV-MD-0058