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Back to O, Forward to Q

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• = Term carried over from FS-1037C
• = New term from open literature
• = New term from ANSI T1 sources

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• PABX
• packet
• packet assembler/disassembler (PAD)
• packet entry event
• packet exit event
• packet filter
• packet format
• packet header
• packet Internet groper
• packetization interval
• packet layer reference event
• packet mode
• packet-mode terminal
• packet sniffer
• packet stream
• packet-switched data transmission service
• packet switching
• packet-switching network
• packet-switching node
• packet transfer mode
• pad
• PAD
• padding
• padlocking
• pager
• paging
• paging and radiotelephone service
• paging receiver
• paired cable
• paired disparity code
• pair-gain system
• PAL
• PAL-M
• palm computer
• palm-top
• PAM
• PAMA
• panning
• p / a r
• parabolic antenna
• parabolic profile
• parallel computer
• parallel port
• parallel processing
• parallel-to-serial conversion
• parallel transmission
• parametric amplifier (paramp)
• parasitic element
• parasitic emission
• paraxial ray
• parity
• parity bit
• parity check
• parking party
• par meter
• PARS
• partial-dial condition
• partitioned security mode
• part 68
• party ID
• party line
• passband
• passive device
• passive element
• passive satellite
• passive sensor
• passive star
• passive station
• passive threat
• passphrase
• password
• password history
• password length equation
• password length parameter
• patch
• patch and test facility (PTF)
• patch bay
• patch panel
• path
• path attenuation
• path clearance
• path intermodulation noise
• path loss
• path overhead (POH)
• path profile
• path quality analysis
• path quality matrix
• path survey
• pattern recognition
• Pawsey stub
• PAX
• payload
• payload loopback
• payload module
• payload overhead
• payload pointer
• PBER
• PBX
• PBX tie trunk
• PBX trunk
• PC
• PCB
• PCM
• PCM multiplex equipment
• PCS
• PCS application
• PCS number
• PCS session
• PCS switching center
• PCS System
• PDH
• PDM
• PDN
• PDS
• PDU
• PE
• peak busy hour
• peak emission wavelength
• peak envelope power (of a radio transmitter) [PEP, pX, PX]
• peak limiting
• peak power output
• peak signal level
• peak spectral emission
• peak-to-average ratio ( p / a r)
• peak-to-peak value
• peak wavelength
• pedestal
• peer entity
• peer-entity authentication
• peer group
• peer protocol
• peg count
• pel
• penetration
• penetration testing
• PEP
• per-call key
• percentage modulation
• percent break
• perfect forward secrecy
• performance anomalies
• performance management
• performance measurement period
• performance parameter
• performance primitives
• performance reliability
• performance standard
• periapsis
• perigee
• perigee altitude
• periodic antenna
• period (of a satellite)
• periods processing
• peripheral device
• peripheral equipment
• peripheral node
• periscope antenna
• permanent bond
• permanent signal (PS)
• permanent storage
• permanent virtual circuit (PVC)
• permissible interference
• permuter
• persistent data
• personal agent
• personal authenticating information (PAI)
• Personal Communications Service
• personal de-registration
• personal identification number
• personal mobility
• personal mobility controller
• personal mobility management
• personal number
• personal registration
• personal station
• personal terminal
• PGP
• phantom circuit
• phantom facility
• phantom group
• phantom pair
• phase
• phase angle
• phase bandwidth
• phase coherence
• phase coherent
• phase constant
• phased array
• phase delay
• phase departure
• phase detector
• phase deviation
• phase diagram
• phase difference
• phase distortion
• phase-encoded (PE) recording
• phase equalizer
• phase flux reversal
• phase-frequency characteristic
• phase-frequency distortion
• phase hit
• phase instability
• phase interference fading
• phase inversion
• phase jitter
• phase jump
• phase linearity
• phase-locked loop (PLL)
• phase measurement tolerance
• phase modulation (PM)
• phase noise
• phase nonlinearity
• phase offset
• phase perturbation
• phase quadrature
• phase shift
• phase-shift keying (PSK)
• phase-shift signaling
• phase term
• phase transients
• phase velocity
• phasing
• phon
• phone
• phonetic alphabet
• phonon
• phonon absorption
• photoconductive effect
• photoconductivity
• photocurrent
• photodetector (PD)
• photodiode
• photoelectric effect
• photon
• photonic
• photonic computer
• photonics
• photonic switching
• photon noise
• photosensitive recording
• photovoltaic effect
• physical frame
• Physical Layer
• physical optics
• physical plane
• physical security
• physical signaling sublayer (PLS)
• physical topology
• picowatt
• picowatt, psophometrically weighted
• picture
• picture black
• picture element
• picture frequency
• picture white
• piecewise linear encoding
• piecewise linear encoding law
• piggyback entry
• pigtail
• pilot
• pilot frequency
• pilot-make-busy (PMB) circuit
• pilot subcarrier
• pilot tone
• PIN
• PIN diode
• ping
• pink noise
• PIN photodiode
• piston
• pitch
• pivot node
• pixel
• PKI
• PLA
• plain old telephone service (POTS)
• plain text
• planar array
• planar waveguide
• Planck's constant
• Planck's law
• plane
• plane polarization
• plane wave
• plant
• plastic-clad silica (PCS) fiber
• plate modulation
• platform
• plenum
• plesiochronous
• PL/I
• PLL
• plotter
• PLS
• plug and play
• plug in
• plunger
• PM
• PMB
• Pockels cell
• POI
• point
• point code (PC)
• pointer
• pointers
• point in call (PIC)
• point of access
• point of interface (POI)
• point of presence (POP)
• point of termination (POT)
• point of train
• point source
• point-to-multipoint connection
• point-to-point configuration
• point-to-point link
• point-to-point transmission
• Poisson distribution
• polar direct-current telegraph transmission
• polarential telegraph system
• polarization
• polarization diversity
• polarization-maintaining (PM) optical fiber
• polarization-preserving (PP) optical fiber
• polar operation
• polar orbit
• polar relay
• polling
• polyinstantiation
• polymer-clad silica fiber
• POP
• port
• portability
• portable station
• portal
• port operations service
• portrait mode
• port station
• positioned channel
• positioned interface structure
• positioning time
• positive control material
• positive feedback
• positive justification
• POSIX
• post
• postalize
• post-detection combiner
• post-development review
• post-implementation review
• posting
• post-production processing
• POT
• POTS
• power
• power budget
• power circuit breaker (PCB)
• power density
• power down
• power entrance facility (PEF)
• power factor
• power failure transfer
• power gain of an antenna
• power-law index profile
• power margin
• power up
• Poynting vector
• PPM
• PPP
• pre-arbitrated slot
• preassignment access plan
• precedence
• precipitation attenuation
• precipitation static (p-static)
• precise frequency
• precise time
• precise time and time interval (PTTI)
• precision
• precision-sleeve splicing
• precombining
• predesignation
• predetection
• predetection combining
• preemphasis
• preemphasis improvement
• preemphasis network
• preempting call
• preemption
• preemption tone
• prefix
• prefix-free code
• pregroup combining
• pregroup translation
• preliminary call
• premature disconnect
• premature disconnect stimulus
• premises wiring
• premodulation combining
• presence noise
• presentation context
• Presentation Layer
• presentation unit
• preset conference
• preset jammer
• press-to-talk operation
• press-to-type operation
• preventive maintenance (PM)
• PRF
• PRI
• primary channel
• primary coating
• primary colors
• primary distribution system
• primary frequency
• primary frequency standard
• primary group
• primary interexchange carrier (PIC)
• primary point code (PPC)
• primary polymer coating
• primary polymer overcoat
• primary power
• primary protector
• primary radar
• primary radiation
• primary rate access (PRA) path
• primary rate interface (PRI)
• primary reference source
• primary route
• primary service area
• primary station
• primary substation
• primary time standard
• primary traffic
• primitive
• principal clock
• principal colors
• principal ground point (PGP)
• print suppression
• print-through
• priority
• priority level
• priority level assignment
• priority message
• privacy
• privacy and authentication management
• privacy indicator
• privacy system
• private automatic branch exchange (PABX)
• private automatic exchange (PAX)
• private branch exchange (PBX)
• private exchange (PX)
• private key
• private line
• private line service
• private NS/EP telecommunications services
• private prime factors
• privileged access
• probe
• procedure-oriented language
• proceed-to-select
• proceed-to-select signal
• process computer system
• process control
• process control equipment
• process control system
• process gain
• processing unit
• process interface system
• processor
• processor outage
• procurement
• procurement lead time
• profile dip
• profile dispersion
• profile parameter ( g )
• pro forma message
• program
• program architecture
• programmable
• programmable logic array (PLA)
• programmable read-only memory (PROM)
• programmer
• programming language
• programming system
• program origin
• Project 25
• PROM
• prompt
• propagation
• propagation constant
• propagation delay
• propagation mode
• propagation path obstruction
• propagation time delay
• proprietary information
• proprietary standard
• proration
• protected communications
• protected distribution system (PDS)
• protected frequency
• protection
• protection channel
• protection equipment
• protection interval (PI)
• protection mapping
• protection profile (PP)
• protection ratio
• protection ring
• protection switching (PS)
• protective packaging
• protective technologies
• protector
• protocol
• protocol abnormality
• protocol-control information
• protocol converter
• protocol data unit (PDU)
• protocol discriminator (PD) field
• protocol hierarchy
• protocol translator
• prototype
• provisioning
• proxy
• PRS
• PS
• pseudo bit-error ratio
• pseudorandom noise
• pseudorandom number generator
• pseudorandom number sequence
• p × 64
• PSK
• PSN
• psophometer
• psophometrically weighted dBm
• psophometric voltage
• psophometric weighting
• PSTN
• PTF
• PTM
• PTT
• PTTI
• public correspondence
• public cryptography
• public data network (PDN)
• public data transmission service
• public-key certificate
• public key cryptography
• public-key encryption
• public key infrastructure (PKI)
• public-key traceability
• public key validation
• public land mobile network (PLMN)
• public switched network (PSN)
• public switched NS/EP telecommunications services
• public switched telephone network (PSTN)
• public utilities commission (PUC)
• PUC
• pull
• pull-in frequency range
• pulsating direct current
• pulse
• pulse-address multiple access (PAMA)
• pulse amplitude
• pulse-amplitude modulation (PAM)
• pulse broadening
• pulse carrier
• pulse-code modulation (PCM)
• pulse decay time
• pulse density
• pulsed FM systems
• pulse distortion
• pulse duration
• pulse-duration modulation (PDM)
• pulse duty factor
• pulse-frequency modulation (PFM)
• pulse-interval modulation
• pulse length
• pulse-length modulation
• pulse link repeater (PLR)
• pulse period
• pulse-position modulation (PPM)
• pulse-repetition frequency (PRF)
• pulse repetition rate
• pulse-repetition-rate modulation
• pulse rise time
• pulse string
• pulse stuffing
• pulse-time modulation (PTM)
• pulse train
• pulse width
• pulse-width modulation (PWM)
• pulsing
• pump frequency
• pumping
• pure binary numeration system
• purging
• push
• pushbutton dialing
• push-down file
• push-to-talk (PTT) operation
• push-to-type operation
• PVC
• pW
• PWM
• pWp
• pWp0
• pX
• PX

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This HTML version of Telecom Glossary 2K was last generated on Wed May 8 15:36:48 DT 2002.

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