Imọ-ẹrọ igbohunsafẹfẹ redio alailowaya: onírin opo ati ohun elo aaye

RF (Irun igbohunsafẹfẹ rẹ

Awọn ipilẹ ipilẹ ti igbohunsafẹfẹ redio

Awọn ifihan agbara RF ti ipilẹṣẹ nipasẹ awọn oscillators, ati awọn igbi ifunra giga-giga ni a tan kaakiri ati itanka nipasẹ antennas. Awọn oriṣi eriali ti o wọpọ pẹlu awọn antennas disnas, mu Antennas ati awọn ọlọjẹ alemo, eyiti o dara fun awọn oju iṣẹlẹ ohun elo oriṣiriṣi. Ipara gbigba mu pada RF ifihan RF si alaye lilo nipasẹ ìwa-igbẹhin kan lati ṣe aṣeyọri gbigbe alaye.

Ipinya ati awọn ọna iyipada ti igbohunsafẹfẹ redio

Gẹgẹbi igbohunsafẹfẹ, ipo igbohunsafẹfẹ le ṣee pin si igbohunsafẹfẹ kekere (bii ibaraẹnisọrọ ikede), alabọde bii ibaraẹnisọrọ alagbeka), ati dida igbohunsafẹfẹ ti o ga (bii itọju Iṣoogun). Awọn ọna iyipada ti o pẹlu AM (fun gbigbe-iyara-iyara), FM (fun gbigbe alabọde alabọde) ati PM (fun gbigbe data giga).

RFID: Imọ-ẹrọ to mbo ti idanimọ oye

RFID (idanimọ igbohunsafẹfẹ rẹ Biotilẹjẹpe imọ-ẹrọ RFID dojuko bii idiyele ati idiwọn, irọrun rẹ ati ṣiṣe ti ni igbega si idagbasoke iṣakoso ọlọgbọn.

Ohun elo jakejado ti imọ-ẹrọ Rf

Imọ-ẹrọ RF tan ninu awọn aaye ti ibaraẹnisọrọ alailowaya, ibaraẹnisọrọ satẹlaiti, iṣawari Reda, iṣakoso iṣowo ati iṣakoso ile-iṣẹ. Lati awọn nẹtiwọọki WLAN si Awọn ohun elo Electrocardings, lati awọn idanwo oju ogun, imọ-ẹrọ RF ni igbega igbela ilọsiwaju ati iyipada igbesi aye wa.

Biotilẹjẹpe imọ-ẹrọ RF tun dojuko awọn italaya, pẹlu idagbasoke imọ-jinlẹ ati imọ-ẹrọ, yoo tẹsiwaju lati fọ nipasẹ awọn aye ati awọn aye diẹ sii fun ọjọ iwaju!