Glossary of electronic communication and postal services


ALPHABETIC ORGANIZATION

Show Glossary Notes


Earpiece Monitoring

Miniature receptors with earpieces for personal monitoring of one or two sound tracks.
18.08.2008
Latest update: 18.08.2008

Earth Exploration-Satellite Service

In portuguese, Serviço de Exploração da Terra por Satélite (EXP-S). A radiocommunication service between earth stations and one or more space stations, which may include links between space stations, in which: - information relating to the characteristics of the Earth and its natural phenomena, including data relating to the state of the environment, is obtained from active sensors or passive sensors on Earth satellites; - similar information is collected from airborne or Earth-based platforms; - such information may be distributed to earth stations within the system concerned; - platform interrogation may be included. This service may also include feeder links necessary for its operation.
19.08.2008
Latest update: 10.12.2009

e-Commerce

Purchase or sale of goods/services, making use of electronic communication systems and technologies, particularly the Internet.
06.08.2008
Latest update: 06.08.2008

EDGE - Enhanced Data Rates for GSM/DCS Evolution

Evolution of the GSM systems which allows for transmission at speeds of up to 384 Kbps.
08.08.2008
Latest update: 08.08.2008

EDI - Electronic Data Interchange

Electronic transfer of data (namely related to the process of ordering, invoicing and payments) through public communication networks. The technology used is similar to email but uses a higher level of security. EDI operators use computers which perform the necessary centralised processing.
08.08.2008
Latest update: 08.08.2008

Electromagnetic Compatibility

Where the electromagnetic characteristics of a piece of equipment or a device are engineered in such a way as not to interfere with other nearby equipment.
06.08.2008
Latest update: 06.08.2008

Electronic Communications Network

Transmission systems and, where applicable, switching or routing equipment and other resources which permit the conveyance of signals by wire, by radio, by optical or by other electromagnetic means, including satellite networks, fixed (circuit- and packet-switched, including Internet) and mobile terrestrial networks, electricity cable systems, to the extent that they are used for the purpose of transmitting signals, networks used for radio and television broadcasting, and cable television networks, irrespective of the type of information conveyed (Law no. 5/2004 of 10 February).
31.12.2008
Latest update: 31.12.2008

Electronic Communications Services

Service normally provided for remuneration which consists wholly or mainly in the conveyance of signals on electronic communications networks, including telecommunications services and transmission services in networks used for broadcasting, without prejudice to the exclusion referred to in point b) of paragraph 1 of article 2 (Law no. 5/2004 of 10 February).
31.12.2008
Latest update: 31.12.2008

Electronic Communications Universal Service

The minimum set of services, defined in the Electronic Communications Law (Law no. 5/2004 of 10 February), of a specified quality, which is available to all users regardless of their geographical location and, in the light of national conditions, at an affordable price.
15.09.2008
Latest update: 15.09.2008

Electronic Data Interchange (EDI)

Electronic transfer of data (namely related to the process of ordering, invoicing and payments) through public communication networks. The technology used is similar to email but uses a higher level of security. EDI operators use computers which perform the necessary centralised processing.
28.10.2010
Latest update: 28.10.2010

Electronic Document

Document created through the electronic processing of data.
08.08.2008
Latest update: 08.08.2008

Electronic Mail Box

Part of a computer's memory, reserved for the reception and storage of electronic mail messages.
06.08.2008
Latest update: 06.08.2008

Electronic News Gathering (ENG)

Set of video and/or audio equipment without use of film or recorders, which uses small electronic cameras and/or microphones, and radioelectric connections to news studios.
28.10.2010
Latest update: 28.10.2010

Electronic Programming Guide (EPG)

Software which extracts data from programmes and presents it in the form of an on-screen guide, used for example in digital television. The guide presents information about current and future programming on each channel. The users may also use the on-screen menus to order pay-per-view services or access interactive services.
28.10.2010
Latest update: 28.10.2010

Electronic Signature

Result of an electronic data process that can constitute an object of individual and exclusive right and be used as a means of ascertaining the author of an electronic document to which it has been attached, in such a way that: i) It provides unequivocal identification of the document's author; ii) Its addition to the document depends only on the will of the title holder; iii) Its connection with the document enables detection to all alterations made to its content.
06.08.2008
Latest update: 06.08.2008

Email

System for sending messages in electronic format, which enables the user to send a message almost instantaneously through a communications network to one or more people all over the world (the message may include text, voice, images and video). The equipment used to access an electronic mailbox may be, for example, a computer, a television or a mobile phone. Normally, email users have an ''inbox'' on the network where the other users can send messages to be recovered by the receiver. The network used for the transmission may be the internet, a local network or others.
08.08.2008
Latest update: 08.08.2008

email Address

Identification of a determined Internet user for the purpose of exchanging email. It is generally made up of one or more names, separated by points, followed by the symbol ''@'' then by the server address to which it is connected for this purpose.
08.08.2008
Latest update: 08.08.2008

Emission

Sending of energy through external means, in the form of electric currents or electromagnetic waves, which carry information.
08.08.2008
Latest update: 08.08.2008

EMS - Enhanced Message Service

Technology which allows mobile users to send and receive text, images, animations and sound.
08.08.2008
Latest update: 08.08.2008

Emulation

The simulation of one piece of equipment by another. A personal computer can simulate a terminal, in relation to a central system.
08.08.2008
Latest update: 08.08.2008

EN 300 744

European standard of ETSI for the DVB-T system.
08.08.2008
Latest update: 08.08.2008

Encoding

Used with respect to telecommunications to mean the process of converting information to a format suitable for the transmission channel used, so that the information can be converted back to its initial format later. A television signal may be encoded in analogue format (PAL or NTSC for example) or digital format (MPEG-2 or MPEG-4 for example).
06.08.2008
Latest update: 06.08.2008

Encoding/compression

Expression frequently used when encoding and compression operations are carried out in a single component, normally called an encoder, such as, for example, in the case of digital encoding MPEG-2.
06.08.2008
Latest update: 06.08.2008

Encryption (scrambling)

The process of making a determined flow of information unintelligible for all who do not possess the appropriate key. This process is also often known as encoding.
08.08.2008
Latest update: 08.08.2008

ENG - Electronic News Gathering

Set of video and/or audio equipment without use of film or recorders, which uses small electronic cameras and/or microphones, and radioelectric connections to news studios.
08.08.2008
Latest update: 08.08.2008

Enhanced Broadcasting

Television services which include interactive applications, with access to diverse multimedia information.
08.08.2008
Latest update: 08.08.2008

Enhanced Data Rates for GSM/DCS Evolution (EDGE)

Evolution of the GSM systems which allows for transmission at speeds of up to 384 Kbps.
28.10.2010
Latest update: 28.10.2010

Enhanced Message Service (EMS)

Technology which allows mobile users to send and receive text, images, animations and sound.
28.10.2010
Latest update: 28.10.2010

Entry Box

Box located at the internal end of the cable entrance and where, as a rule, derivation or connecting devices are stored, for the interconnection of the collective cable network to the entry cable.
06.08.2008
Latest update: 06.08.2008

Entry Box for Detached Houses

In portuguese, Caixa de Entrada de Moradia Unifamiliar (CEMU). Box used in detached houses, for the storage of derivation or transition devices. This box makes the transition between public telecommunication networks and individual cable networks.
06.08.2008
Latest update: 06.08.2008

Entry Cable

Cable which extends the public distribution network to the building's cable network (this cable is connected to the primary or the entrance of the main distribution frame of the building or private block of the subscriber). When the distribution point is situated inside the building, the entry cable is partly integrated with the public distribution network. When the distribution point is situated outside the building, the entry cable is partly integrated with the intermediary network.
06.08.2008
Latest update: 06.08.2008

EPG - Electronic Programming Guide

Software which extracts data from programmes and presents it in the form of an on-screen guide, used for example in digital television. The guide presents information about current and future programming on each channel. The users may also use the on-screen menus to order pay-per-view services or access interactive services.
08.08.2008
Latest update: 08.08.2008

ERC - European Radiocommunications Committee

Replaced by the ECC - Electronic Communications Committee.
08.08.2008
Latest update: 08.08.2008

Erlang

Unit to measure the volume of traffic corresponding to the number of calls in course simultaneously at a given moment or an average taken over a given period of time.
08.08.2008
Latest update: 08.08.2008

ERO

European Radiocommunications Office (CEPT).
08.08.2008
Latest update: 08.08.2008

Ethernet

Type of local network (LAN). Also describes the type of cable and method of access.
08.08.2008
Latest update: 08.08.2008

European Radiocommunications Committee (ERC)

Replaced by the ECC - Electronic Communications Committee.
28.10.2010
Latest update: 28.10.2010

Exit box

Box to store a terminal device.
06.08.2008
Latest update: 06.08.2008

Extranet

Area of an Intranet which can be accessed externally by means of authorised entry.
08.08.2008
Latest update: 08.08.2008

Glossary of electronic communications and postal services

- The definitions and acronyms presented should be understood in the scope of postal services and electronic communications, information and audiovisual technologies respectively.

- The definitions presented aim to facilitate the perception of concepts for citizens in general, and have, wherever possible, been given in a simplified form, not necessarily coinciding with the technical and legal terminologies which strictly speaking, prevail over these.

- Occasionally, to illustrate determined definitions, examples have been used which are in way exhaustive or cover all existing possibilities.

 

Online Services

 

Thematic Areas

Access and Interconnection

Information available in this area: Legislation; Determinations on ADSL offers from PT Comunicações; Statistical information to be provided by public telec.network operators; Interconnection; Traffic ownership; Significant market power; Reference interconnection offer; General and prior conditions to the negotiation of interconnection agreements; Interconnection agreements; Prices; Internet access; Selection and pre-selection of operator; Cost model for the fixed telecommunications network

Broadband area

This area contains a range of information on broadband Internet access, including ANACOM’s powers and initiatives, the national and community legislation in force, the complementary measures adopted by ANACOM, statistics, studies and several reports.

Ducts Access

Obtain information on the applicable regime, consult adopted determinations and the offers of the concessionaire in this area and follow the respective developments through related information.

Digital Television

Information available in this area: legislation; news and press releases on DT; licence granted; archive on Conference on Digital Terrestrial Television - DVB-T (2000).

Electronic Commerce

Information available in this area: ANACOM's duties; Legislation (Portuguese and European Union Law); Relevant studies and work.

Emergency Communications

A new area has been made developed on emergency communications with information about the varied remit of ANACOM and current Europena Union and national legislation, studies and reports and links of interest.

Electronic communications - market analysis

This area comprises all the available information on each of the relevant markets identified by ANACOM, in compliance with Regicom and Commission Recommendation 2003/311/EC, of 11 February 2003.

Electronic communications - regulatory framework

This area contains a wide range of information on the regulatory framework for electronic communications, both as adopted in the European Union in 2002 and as approved in 2009.

ITED - ITUR

ITED - ITUR

International Activity

Find out about ANACOM's participation in international sectorial bodies, such as IRG, ERG, CEPT, ITU and UPU.

International Roaming

Here you can get a range of useful information about roaming, in particular about what you will have to pay for calls or your voicemail when using your mobile abroad.

Laboratories

Fully aware of the modernisation challenges faced by the industry and the need to ensure high quality products and services, ANACOM is endowed with three specialised laboratories, with which it helps further national technological development.

Leased Lines

Information available in this area: legislation, complementary determinations on the PTC's cost accounting system; entities with significant market power, quality of leased lines service, reformulation and suspension of leased lines offer; information about prices; national and international studies and reports.

Local Loop Unbundling

Information available in this area: Determinations of ICP-ANACOM; Reference Unbundling Offer (RUO) (PTC); EU and IRG Initiatives; Working Group; Public Survey on LLU; FAQ's.

Mobile Networks and Services

Information available in this area: Legislation; determinations on IMT-2000/UMTS , voice mail , informative services , significant market power, adhesion contracts, portability - Information to consumers, survey on quality of service of mobile (QoS-GSM), other relevant information about IMT-2000/UMTS; ERMES, Mobile Communications in Portugal.

Numbering, Names and Addressing

Information available in this area: legislation; complementary determinations on portability, selection and pre-selection, virtual phone cards, Portuguese numbering plan, public consultations; ETO; FAQ's.

Online Services

Online Services - Access to interactive electronic Forms.

Postal area

Information available in this area: national and EU legislation, CTT's development plan, quality of service and overall complaints; prices and postal tariffs for 2003; statement of compliance of CTT's cost accounting system; audit to the service quality indicators of CTT; conventions; quality reports; european studies; licences/authorizations.

R&TTE Regulatory Framework

Information available in this area: R&TTE Regulatory Framework; reasons of the R&TTE framework adoption; applicable equipment; information about Essential requirements; conformity assessment procedures; notification to Anacom; publication of interfaces by operators; publication of technical specifications; inspection (market surveillance); spectrum authorities.

Spectrum management

Information available in this area: Legislation; Electronic Communications Committee Decisions; Exposure to electromagnetic radiation and related issues; useful links; data base and useful information about audio broadcast operators; television broadcast operators; personal radio service - citizen band.

Sector

Information available in this area: sector's organization; operators' list; licences/authorizations granted by ANACOM; codes of providers and telecommunications services.

Telephone Service at a Fixed Location and Universal Service

Information available in this area: legislation; determinations on Fixed Telephone Service and Universal Service, public pay phones, adhesion contracts, public consultation; information on liberalization communications; consumer rights; FAQ's and Publications.

URSI - Portuguese Committee

This area contains information on the Portuguese Committee of URSI - International Union of Radio Science. The work of this Committee is organised by ANACOM.
 

Services and Useful Information

Universal Service

Tenders for the selection of provider(s) of universal service of electronic communications

ANACOM public consultations

Consultation on the draft decision on billing and collection of penalties applied to the beneficiaries of the Reference Poles Access Offer of PTC - comments until 21.06.2013

ANACOM Events

ANACOM Conference 2013 - Financing the future, 01.07.2013

World Radiocommunication Conference 2015 (WRC-15)

World Radiocommunication Conference 2015 (WRC-15), Geneva, 2-27.11.2015

Association of CPLP Communications and Telecommunications Regulators

ARCTEL-CPLPhttp://www.arctel-cplp.org/

Statements/clarifications

Positions, clarifications and statements issued by ANACOM between 2004 and 2013

Forms for electronic and interactive services

Access the services which we provide electronically

Frequently asked questions

FAQ on Audiotext, Digital Terrestrial Television - DTT, International Roaming, Licences for land mobile service private radiocommunications networks, Local Loop Unbundling, Message-Based value Added Services, National Numbering Plan, Operator Portability, R&TTE Regulatory Framework, Telephone Service at a Fixed Location and Universal Service, VoIP

 
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