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ECE Laws & Ethics > Chapter 8 - Definitions of Radi Stations and Serviced > Flashcards

Chapter 8 - Definitions of Radi Stations and Serviced Flashcards

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0
Q

Fixed service (Fixed station)

A

A service of radio-communication between specific fixed points

Types:
Aeronautical fixed service (aeronautical fixed station) - A fixed service intended for the transmission of information relating to air navigation, preparation for and safety of flight

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1
Q

Station

A

One or more transmitters or receivers or a combination of transmitters and receivers, including the accessory equipment, necessary at one location for carrying on a radio communication service. Each station shall be classified by the service in which it operates permanently or temporarily.

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2
Q

Mobile service

A

A service of radiocommunication between mobile and land stations, or between mobile stations

Stations:

  1. Land Station - not intended to be used while in motion
  2. Mobile station - intended to be used while in motion or during halts at unspecified points
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3
Q

Aeronautical mobile service

A

A mobile service between aeronautical stations and aircraft stations, or between aircraft stations, in which survival craft stations may also participate

Station:
Aeronautical station - A land station in the aeronautical mobile service. In certain instances an aeronautical station may be placed on board an aircraft.

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4
Q

Maritime mobile service

A

A mobile service between coast stations and ship stations, or between ship stations, in which survival craft stations may also participate

Types:
Port operations service - A maritime mobile service in or near port, between coast stations and ship stations or between ship stations, in which messages are restricted to those relating to the movement and the safety of ships and, in emergency, to the safety of persons

Stations:

  1. Coast Station - land station
  2. Ship Station - Mobile Station
  3. On-board communication station - A low-powered mobile station in the maritime in the maritime mobile service intended for use for internal communications on board
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5
Q

Ship’s emergency transmitter

A

A ship’s transmitter to be used exclusively on a distress frequency for distress, urgency or safety purposes

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6
Q

Broadcasting service

A

A radio communication service in which the transmissions are intended for direct reception by the general public. This service may include sound transmissions, television transmissions or other types of transmission

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7
Q

Survival Craft station

A

A mobile station in the maritime or aeronautical mobile service intended solely for survival purposes and located on any lifeboat, lifecraft or other survival equipment.

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8
Q

Land mobile service

A

A mobile service between base stations and land mobile stations, or between land mobile stations.

Stations:

  1. Base station - a land station carrying on a service with land mobile stations
  2. Land Mobile Station - mobile station capable of service movement within the geographical limits of a country or continent
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9
Q

Radiodetermination

A

The determination of position or the obtaining of information relating to position, by means of the propagation properties of radio waves

Radiodetermination service - radiodetermination station

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10
Q

Radionavigation Service

A

A radiodetermination service involving the use of radionavigation

Stations:

  1. Radionavigation Land Station
  2. Radionavigation Mobile Station

Types:

  1. Aeronautical
  2. Maritime
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11
Q

Radiolocation

A

Radiodetermination used for purposes other than those of radionavigation

Radiolocation service - Radiolocation land and mobile station

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12
Q

Radar

A

A radiodetermination system based on the comparison of reference signals with radio signals reflected from the position to be determined

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13
Q

Radio Direction Finding

A

Radiodetermination using the reception of radio waves for the purpose of determining the direction of a station or object

Radio Direction-Finding Station - A radiodetermination station using radio direction finding

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14
Q

Radiobeacon station

A

A station in the radionavigation service the emissions of which are intended to enable a mobile station to determine its bearing or direction in relation to the radiobeacon station.

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15
Q

Space station

A

A station location on an object which is beyond, is intended to go beyong, or has been beyond, the major portion of the Earth’s atmosphere

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16
Q

Earth station

A

A station located either on the Earth’s surface or withing the major portion of the Earth’s atmosphere intended for communication

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17
Q

Space and Terrestrial Radiocommunication

A

Space radiocommunication - any radiocommunication involving the use of one or more space stations or the use of one or more passive satellites or other objects in space

Terrestrial radiocommunication (terrestrial station) - any radiocommunication other than space radiocommunication or radio astronomy

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18
Q

Radio Astronomy

A

Astronomy based on the reception of radiowaves of cosmic origin

Radio astronomy service - a service involving the use of radio astronomy

19
Q

Meteorological Aids Service

A

A radiocommunication service used for meteorological, including, hydrological, observations and exploration

21
Q

Radiosonde

A

An automatic radio transmitter in the meteorological aids service usually carried on an aircraft, free balloon, kite or parachute, and which transmits meteorological data

22
Q

Space System

A

Any group of co-operating earth and/or space stations employing space radiocommunication for specific purposes

23
Q

Satellite System

A

A space system using one or more artificial earth satellites

24
Q

Satellite Network

A

A satellite system or a part of a satellite system consisting of only one satellite and the co-operating earth stations

25
Q

Satellite Link

A

A radio link between a transmitting earth station and a receiving earth station through one satellite. A satellite link comprises one up-path and one down-path

26
Q

Multi-satellite Link

A

A radio link between a transmitting earth station and a receiving earth station through two or more satellites without any intermediate earth station

A multi-satellite link comprises one up-path, one or more satellite-to-satellite paths and one down-path

27
Q

Fixed Satellite service

A

A radiocommunication service:

  1. between earth stations at specified fixed points when one or more satellites are used; in some cases this service includes satellite-to-satellite links, which may also be effected in the inter-satellite service;
  2. for connection between one or more earth stations at specified fixed points and satellites used for a service other than the fixed-satellite service
28
Q

Individual and Community Reception

A

Individual reception - the reception of emissions from a space station in the broadcasting-satellite service by simple domestic installations and in particular those possessing small antennae

Community reception - The reception of emission from a space station in the broadcasting-satellite service by receiving equipment, which in some cases may be complex and have antennae larger than those used for individual reception, and intended for use by a group of the general public at one location; or through a distribution system covering a limited area

29
Q

space research service

A

A radiocommunication service in which spacecraft or other objects in space are used for scientific or technological research purposes

30
Q

Space Operation Service

A

A radiocommunication service concerned exclusively with the operation of spacecraft, in particular tracking, telemetry, and telecommand. These functions will normally be provided within the service in which the space station is operating

31
Q

Inter-satellite service

A

A radiocommunication service providing links between artificial earth satellites

32
Q

Space telemetring

A

The use of telemetering for the transmission from a space station of results of measurements made in a spacecraft including those relating to the functioning of the spacecraft

33
Q

Space telecommand

A

The use of radiocommunication for the transmission of signals to a space station to initiate, modify or terminate functions of the equipment on a space object, including the space station

34
Q

Space tracking

A

Determination of the orbit, velocity, or instantaneous position of an object in space by means of radiodetermination, excluding primary radar, for the purpose of following the movement of the object

35
Q

Deep space

A

Space at distances from the Earth approximately equal or greater thank, the distance between the Earth and the Moon

36
Q

Spacecraft

A

A man-made vehicle which is intended to go beyond the major portion of the Earth’s atmosphere

37
Q

Satellite

A

A body which revolves around another body of preponderant mass and which has a motion primarily and permanently determined by the force of attraction of that other body

38
Q

active satellites

A

An earth satellite carrying a station intended to transmit or retransmit radiocommunication signals

39
Q

passive satellite

A

An earth satellite intended to transmit radiocommunication signals by reflection

40
Q

Orbit

A

The path, relative to a specified frame of reference, described by the centre of mass of a satellite or other object in space, subjected solely to natural forces, mainly the force of gravity

By extension, the path described by the centre of mass of an object in space subjected to natural forces and occasional low-energy corrective forces exerted by a propulsive device in order to achieve and maintain a desired path

41
Q

Inclination of an Orbit

A

The angle determined by the plane containing an orbit and the place of the Earth’s equator

42
Q

Period

A

The time elapsing between two consecutive passages of a satellite or planet through a characteristic point on its orbit

43
Q

Altitude of the apogee (perigee)

A

The altitude of the apogee (perigee) above a specified reference surface serving to represent the surface of the Earth

44
Q

Geosynchronous satellite

A

An earth satellite whose period of revolution is equal to the period of rotation of the Earth about its axis

45
Q

Geostationary satellite

A

A satellite, the circular orbit of which lies in the plane of the Earth’s equator and which turns about the polar axis of the Earth in the same direction and with the same period as those of the Earth’s rotation

46
Q

Geostationary satellite orbit

A

The orbit on which a satellite should be placed to be a geostationary satellite

ECE Laws & Ethics (6 decks)

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