Sony Ericsson M600 manual Cphs Compliancy, CS-1 to CS-4, Gsm

CPHS Compliancy

The Common PCN Handset Specification (CPHS) is an industry standard that defines terminal and SIM functionality in addition to the standard GSM specifications.

CS

Circuit Switched. Connection from A to B which has a fixed bandwidth and is maintained over a period of time, such as, a voice telephone call.

CS-1 to CS-4

Coding Scheme. Determines the data rate per timeslot in GPRS.

CSD

Circuit Switched Data. CSD is a GSM service pro- viding a CS data connection at a rate of 9.6 or 14.4 Kbps.

CSP

Customer Service Profile. on a SIM card will deter- mine which menus on the phone are available to the user.

CSS

Cascading Style Sheet. A feature of browsers.

White Paper M600

EFR

Enhanced Full Rate, speech coding. Provides bet- ter speech quality than HR or FR.

e-GSM

Extended GSM. New frequencies specified by the European Radio Communications Committee (ERC) for GSM use when additional spectrum is needed (Network-dependent). It allows operators to transmit and receive just outside GSM's core 900MHz frequency band. This extension gives increased network capability.

EMS

Enhanced Messaging Service. An extension of SMS enabling pictures, animations, sound and text formatting to be added to text messages. 3GPP has included EMS in the standards for SMS.

ETSI

European Telecommunications Standards Insti- tute. www.etsi.org

FCC

Federal Communications Commission. US govern- ment agency which regulates radio communica- tions.

DCIM

Digital Camera Images. The name of the root direc- tory when storing images according to the Design rule for Camera File system (DCF) standard.

DRM

Digital Rights Management; controlling copying and distribution of contents, with respect to intel- lectual property rights.

DTMF

Dual Tone Multi Frequency. A method of coding digits as a combination of two audible tones.

DUN

Dial-Up Networking.

ECML

Electronic Commerce Modelling Language.

FR

Full Rate, speech coding.

GGSN

Gateway GPRS Support Node

GIF

Graphics Interchange Format. Format for storing images which also supports animated images. Highly compressed by limiting the colour palette to 16 or 256 colours.

G-MIDI

General MIDI. Specifies a minimum level of per- formance compatibility.

GPRS

General Packet Radio Services.

84 February 2006