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Abbreviations and Acronyms - SCTE

Abbreviations and Acronyms - SCTE

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PS Power Supply<br />

PS Provisioning Server<br />

PSA PacketCable Service Agreement<br />

PS-CN Packet Switched Core Network<br />

PSD Power Spectral Density<br />

PSI Program Specific Information<br />

PSIP Program <strong>and</strong> System Information Protocol<br />

PSK Phase Shift Keying<br />

PSK PreShared Key<br />

PSN Packet Switched Network<br />

PSP Packet Streaming Protocol<br />

PSP Packet Success Probability<br />

PSP Play Station Portable<br />

PSQ Packet Streaming Queue<br />

PSQM Perceptual Speech Quality Measurement<br />

PSTN Public Switched Telephone Network<br />

Pt to Pt Point to Point<br />

PTK Pairwise Temporal Key<br />

PTP Point To Point<br />

PTS Program Transport Stream<br />

PTT Postal, Telegraph <strong>and</strong> Telephone<br />

PTT Push to Talk<br />

PTV PowerTV<br />

PUSC Partial Usage of Subchannels<br />

PV Present Value<br />

PVC Permanent Virtual Circuit/Connection<br />

PVC Private Virtual Circuit<br />

PVR Personal Video Recorder<br />

PVT Provider VLAN Transport<br />

PW Pseudo Wire<br />

PWE3 Pseudowire Emulation Edge-to-Edge<br />

PWE3 Pseudo-Wire End-to-End Working Group<br />

Q1 Quarter 1<br />

QA Quality Assurance<br />

QAM Quadrature Amplitude Modulation<br />

QBP QoS Boundary Point<br />

QCC QoS Characteristics Management Client<br />

QCIF Quarter Common Intermediate Format<br />

QCS QoS Characteristics Management Server<br />

QEF Quasi-Error Free<br />

QFM QoS prioritized Forwarding <strong>and</strong> Media Access<br />

QoE Quality of Experience<br />

QoS Quality of Service<br />

QPSK Quadrature Phase Shift Keying<br />

R&D Research <strong>and</strong> Development<br />

R.H. Relative Humidity<br />

RA Router Advertisement<br />

RACF Resource Access Control Function<br />

RACS Resource <strong>and</strong> Admission Control Sub-system<br />

RADD Remote Addressable DANIS/DLS<br />

RADIUS Remote Authentication Dial-in User Service<br />

RAI Remote Alarm Indication<br />

RAID Redundant Array of Inexpensive Disks<br />

RAM R<strong>and</strong>om Access Memory<br />

RAN Radio Access Network<br />

RAN Regional Area Network

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