PIM
Personal Information Management. Generic term for applications such as Contacts, Calendar, Tasks etc.
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RMF
Rich Music FormatTM A file format developed by Beatnik combining the compact size of MIDI files with the high quality of MP3 and WAV.
PKI
Public Key Infrastructure.
PNG
Portable Network Graphics. Format for storing images on file with data compression but without lowering of quality (loss of information).
Polyphonic
'Many sounds'. The maximum number of notes an instrument can play at the same time, commonly 16 in MIDI devices.
Rx
Receive
SC
Service Centre (for SMS).
SDK
Software Development Kit
Service Provider
A company that provides services and subscrip- tions to mobile phone users.
POP3
Post Office Protocol. Used to collect email from a mail server.
PSTN
Public Switched Telephone Network, such as, ordi- nary analogue phone line for speech and/or com- puter modem.
SIM card
Subscriber Identity Module card - a card that must be inserted in any
PTD
Personal Trusted Device. Concept in MeT
QCIF
Quarter Common Intermediate Format. A video for- mat size of 176 x 144 lines.
QQVGA
Quarter Quarter VGA, 160 x 120 pixels.
QVGA
Quarter VGA size, typically refers to a portrait ori- ented screen 240 pixels wide x 320 pixels high.
SIM-AT
SIM Application Toolkit - a means of providing sim- ple applications that are stored on the SIM card.
SMIL
Synchronized Multimedia Integration Language. Used by MMS to describe how media objects are to be played.
SMS
Short Message Service. Allows messages of up to 160 characters to be sent and received via the net- work operator's message centre to a mobile phone.
RADIUS
Remote Access
RAS
Remote Access Service.
SMSCB
SMS Cell Broadcast.
SMTP
Simple Mail Transfer Protocol. Protocol used to send email from an email client via an SMTP server.
87 | February 2006 |