Modulasi fase (basa Inggris: phase modulation) nyaéta salah sahiji rupa modulasi sudut anu panyimpangan fase sakedapan dina pamawana proporsiaonal jeung sinyal informasi m(t), nyaéta:

Thumb
Conto modulasi fase. Gambar nu beulah luhur mintonkeun sinyal informasi (nu ditulis signal nu warnana beureum) jeung sinyal pamawa (carrier). Gambar beulah handap mintonkeun sinyal nu dimodulasi fase atawa kaluaran (output) nu dihasilkeun.

di mana kp mangrupa konstanta panyimpangan fase, anu dinyatakeun dina radian per hijian m(t).

Ku kituna, urang bisa nganyatakeun sinyal modulasi sudutna sabagé:

xPM(t) =

Tempo ogé

Tumbu kaluar

Rujukan

  1. Hsu, Hwei P., Schaum's Outline of Théory and Problems of Analog and Digital Communications, McGraw Hill, 1993

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.