Glossary

Term	Main definition
P	Puncturing Hits - 892
P	French term for SCART (connector) Hits - 835
P-Frame	Predictive-coded (P) Pictures Frame Structure Hits - 826
P-pictures	Predictive pictures Hits - 840
PABX	Private Automatic Branch Exchange Hits - 789
PAD	Packet Assembler/Disassembler, Program Associated Data Hits - 844
PAL	Phase Alternating Line; Programmable Array Logic Hits - 905
PALC	Plasma Addressed LCD Hits - 867
PALE	Programmable Atomic Logic Elements Hits - 878
PAM	Pulse-Amplitude Modulation Hits - 803
PARS	Private Advanced Radio Service Hits - 824
PAT	Program Association Table, (multiplex)(part of SI); Power Alignment Technology Hits - 831
PAX	Private Automatic Exchange Hits - 839
PBGA	Plastic Ball Grid Array Hits - 841
PBX	Private Branch Exchange Hits - 874
PC	Personal Computer; Printed Circuit Hits - 882
PCB	Printed Circuit Board Hits - 859
PCC	Programmer Control Center Hits - 862
PCI	Peripheral Component Interconnect Hits - 866
PCM	Pulse Code Modulation Hits - 876
PCMCIA	Personal Computer Memory Card International Association Hits - 854
PCN	Personal Communications Network Hits - 841
PCR	Programmable Clock Reference Hits - 851
PCS	Program Control System; Personal Communication Services Hits - 859
PCSN	Private Circuit Switching Network Hits - 787
PDF	Pulse Density Function; Portable Document Format Hits - 834
PDFA	Praesodymium-Doped Fibre Amplifiers (1310nm) Hits - 827
PDH	Plesiosyncronous Digital Heirarchy Hits - 887
PDM	Phase Division Multiplex ;Passive Display Model: Pulse Duration Modulation Hits - 891
PDMI	Portable Digital Media Interface Hits - 864
PDN	Public Data Network; Primary Directory Number Hits - 845
PECL	Pseudo ___________ Hits - 787
PEL	Picture Element Hits - 821
PES	Packetized Elementary Stream, Personal Earth Station Hits - 830
PFD	Power Flux Density Hits - 784
PFM	Pulse Frequency Modulation Hits - 808
PGA	Pin Grid Array Hits - 850
PID	Program Identification, Packet Identifier Hits - 841
PIN	Personal Identification Number Hits - 802
PIO	Programmable Input Output Hits - 907
PIV	Peak Inverse Hits - 792
PIXEL	Peak Inverse Voltage Hits - 790
PK	Program Key Hits - 805
PKI0	Public Key Infrastructure Hits - 1085
PLA	Programmable Logic Array Hits - 839
PLAR	Private Line Automatic Ring down Hits - 787
PLC	Programmable Logic Controller Hits - 838
PLCC	Plastic Leaded Chip Carrier Hits - 818
PLD	Programmable Logic Device Hits - 819
PLL	Phase Locked Loop Hits - 784
PLMN	Public Land Mobile Network Hits - 782
PLR	Private Link Repeater Hits - 717
PLUGE	Picture Line Up Generator Equipment Hits - 732
PM	Phase Modulation, Poly-phase Matched Hits - 735
PMR	Private Mobile Radio Hits - 781
PMT	Program Map Table (multiplex) (part of SI) Hits - 721
PN	Pseudo-random Number Hits - 769
PNNI	Private Network to Network Interface Hits - 741
POCSAG	Post Office Code Standardisation Advisory Group Hits - 747
POF	Plastic Optical Fibre Hits - 713
PON	Passive Optical Network Hits - 791
POP	Proof Of Performance / Point of Presence Hits - 786
POS	Programmable Option Select Hits - 754
POTS	Plain Old Telephone Service Hits - 757
PPM	Pulse Position Modulation Hits - 761
PPP	Point - to - Point Protocol Hits - 796
PPV	Pay Per View Hits - 746
PQFP	Plastic Quad Flatpack Hits - 811
PRA	Primary Rate Access ( 2Mb/s - ISDN ) Hits - 767
PRBS	Pseudo Random Binary Sequence; Pseudo Random Bit Sequence Hits - 740
PRF	Pulse Repetition Frequency Hits - 800
PRI	Primary Rate Interface Hits - 721
PROM	Programmable Read Only Memory Hits - 729
PSD	Power Spectral Density; Programmable System Device Hits - 780
PSDN	Packet Switched Data Network Hits - 806
PSI	Program Specific Information (part of SI) Hits - 745
PSK	Phase Shift Keying Hits - 742
PSS	Packet Switched System/ Service Hits - 812
PSTN	Public Switched Telephone Network Hits - 852
PSTS	Profile Specific Test Specification Hits - 717
PSU	Power Supply Unit Hits - 806
PT	Packet Terminal Hits - 754
PTL	PASS Transistor Logic Hits - 718
PTM	Pulse Time Modulation Hits - 795
PTS	Presentation Time Stamp Hits - 836
PTT	Postal, Telephone and Telegraph Hits - 758
PTX	Packet Transfer Exchange Hits - 694
PVC	Permanent Virtual Connection Hits - 715
PVR	Personal Video Recorder Hits - 750
PWA	Printed Wiring Assembly Hits - 772
PWB	Printed Wiring Board Hits - 722
PWM	Pulse-Width Modulation Hits - 771
PWR	Power Hits - 773