PCEF - Policy and Charging Enforcement FunctionThe PCEF is a DPI (Deep Packet Inspection) device responsible for the enforcement of rules which have been configured statically or supplied to the PC... View more
PCF - Point Coordination FunctionWhen contention free operation is required in an IEEE 802.11 network, special wireless stations called Point Coordinators are utilized which enable ot... View more
PCF - Policy Control FunctionThe Policy Control function is related to the 3GPP 5G Architecture. This function supports the unified policy framework that governs network behaviour... View more
PCF - Positioning Calculation FunctionThe Positioning Calculation Function is responsible for calculating the position of the mobile. It obtains BTS (Base Transceiver Station) related data... View more
PCFICH - Physical Control Format Indicator ChannelThe PCFICH (Physical Control Format Indicator Channel) is used to inform the UE about the number of OFDM symbols (1, 2 or 3) used for the PDCCH in a s... View more
PCH - Paging Channel (Generic)The Paging Channel is used to alert a mobile that there is a call or text message waiting. The alert is broadcast from all cells within a given area. ... View more
PCI - Physical Cell IdentityThis is used in E-UTRA systems to identify a cell. Its value is dependant on the combination of PSS (Primary Synchronization Signal), numbered 0 to 2 ... View more
PCM - Pulse Code ModulationPulse Code Modulation is the process in which an analogue signal is encoded into a digital bit stream. The analogue is first sampled, then quantized a... View more
PCMCIA - Personal Computer Memory Card International AssociationTechnical standard for small cards which are able to plug into notebooks to provide enhanced functions. Common examples include network cards, modem c... View more
PCN - Personal Communication NetworkTerm initially used to describe cellular operators utilizing the 1800MHz frequency band. These networks are now known as GSM1800 networks. ... View more
PCO - Protocol Configuration OptionsPCO is used in LTE as a means by which the mobile can indirectly exchange information with the P-GW. The information is typically related to particula... View more
PCPCH - Physical Common Packet ChannelIn UMTS the Physical Common Packet Channel is used to carry the CPCH (Common Packet Channel). Each cell scrambling code is allocated a possible 64 PCP... View more
PCR - Parameter Change RegistrationThe process by which a mobile registers when some of its stored parameters change. ... View more
PCR - Peak Cell RateThis is an ATM (Asynchronous Transfer Mode) term to describe the rate in cells per second that the source device may never exceed. ... View more
PCRF - Policy and Charging Rules FunctionThe PCRF is a policy decision point for subscriber data flows in the network. Using inputs from other network nodes, the PCRF will formulate rules whi... View more
PCS - Personal Communication SystemPersonal Communication System is the term given to cellular phone technologies within the USA. PCS1900 (Personal Communication System 1900) is a well ... View more
PCU - Packet Control UnitThe Packet Control Unit is a device found within a GPRS network which is logically associated with a BSC (Base Station Controller). The PCU is respons... View more
PDA - Personal Digital AssistantA Personal Digital Assistant can be generally described as a small handheld computer holding such information as diaries, address books etc. ... View more
PDCCH - Physical Downlink Control ChannelThe PDCCH control area size is defined by the PCFICH , i.e. 1, 2 or 3 OFDM symbols. The E-UTRA PDCCH carries scheduling assignments and other control ... View more
PDCH - Packet Data ChannelThe Packet Data Channel is a general term used in GPRS to represent a timeslot given over to the control of GPRS rather than conventional GSM circuit ... View more