Girish Mahajan (Editor)

Frequency assignment

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Frequency assignment

Frequency assignment is the authorization of use of a particular radio frequency.

In Article 1.18 of the International Telecommunication Union´s (ITU) Radio Regulations (RR), the process is defined as "Authorization given by a frequency administration for a radio station to use a radio frequency or radio frequency channel under specified conditions».

Daily impact

Every day, users rely on assignment of frequencies for efficient use of such devices as:

  • cell phone
  • cordless phone
  • garage door opener
  • car key remote control
  • broadcast television and audio
  • Standard time broadcast
  • vehicle-speed radar, air traffic radar, weather radar
  • mobile radio
  • Global Positioning System (GPS) navigation
  • satellite TV broadcast reception; also backend signal dissemination
  • Microwave oven
  • Bluetooth
  • Wifi
  • Zigbee
  • RFID devices such as active badges, passports, wireless gasoline token, no-contact credit-cards, and product tags
  • toll-road payment vehicle transponders
  • Citizen's band radio and Family Radio Service
  • Radio control, including Radio-controlled model aircraft and vehicles
  • wireless microphones and musical instrument links
  • Frequency assignment is also a special term, used by national frequency administrations. For other terms see table below.

    References

    Frequency assignment Wikipedia