01 | Karteikarten

Frage	Antworten
ITU-R	International Telecommunication Union Radiocommunication Sets rules on what we can do with a radio transmitter
FCC	Federal Communications Commission Sets rules on what we can do with a radio transmitter
IEEE	Institute of Electrical and Electronics Engineers Creates standards for compatibility between equipment
IETF	Internet Engineering Task Force Creates internet standards
Wi-Fi Alliance	Does certification testing of network equipment
ISO	International Organization for Standardization Created OSI model
What is a carrier signal	When a signal is modified into 1s and 0s.
What is modulation	Adjusting signal to create a carrier signal Used to transmit data
What is amplitude	Height or power of the wave
What is a wavelength	Distance between similar points on two back to back waves measured at the peak of the wave
What is frequency	Behavior of waves It is the amount of waves generated in 1 second.
What is phase	Relationship between two waves with the same frequency
Three types of keying methods	Amplitude-shift keying (ASK) Phase-shift keying (PSK) Frequency-shift keying (FSK)

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	Erstellt von rowelld vor etwa 9 Jahre