งก, นส, เหล, ยมม, มฉาก, เว, บย, rect, งกฤษ, rectangular, rectangle, rect, function, หร, อช, ออ, นเช, ลส, หน, งหน, วย, unit, pulse, ลส, เหล, ยมจ, square, pulse, งก, นรถต, แบบบรรท, ดฐาน, normalized, boxcar, function, อฟ, งก, นท, ยามว, ากราฟของ, displaystyle, mat. ewbyx rect fngkchnsiehliymmumchak xngkvs rectangular rectangle rect function hruxchuxxunechn phlshnunghnwy unit pulse phlssiehliymcturs square pulse fngkchnrthtuaebbbrrthdthan normalized boxcar function khuxfngkchnthiniyamwakrafkhxngfngkchnsiehliymmumchak r e c t t t 0 if t gt 1 2 1 2 if t 1 2 1 if t lt 1 2 displaystyle mathrm rect t sqcap t begin cases 0 amp mbox if t gt frac 1 2 frac 1 2 amp mbox if t frac 1 2 1 amp mbox if t lt frac 1 2 end cases dd epnfngkchnkhnbnidxyangngayfngkchnhnung karniyamfngkchnaebbxunxacniyamih r e c t 1 2 displaystyle mathrm rect pm tfrac 1 2 mikhaepn 0 hrux 1 hruximniyam erayngsamarthaeplngfngkchnsiehliymmumchakihepnrupaebbfngkchnkhnbnidehfwiisd u t displaystyle u t iddngni r e c t t t u t t 2 u t t 2 displaystyle mathrm rect left frac t tau right u left t frac tau 2 right u left t frac tau 2 right dd hruxxikrupaebbhnungkhux r e c t t u t 1 2 u 1 2 t displaystyle mathrm rect t u left t frac 1 2 right cdot u left frac 1 2 t right dd karaeplngfurieyaebbyuniaethrikhxngfngkchnsiehliymmumchakkhux r e c t t e i 2 p f t d t sin p f p f s i n c f displaystyle int infty infty mathrm rect t cdot e i2 pi ft dt frac sin pi f pi f mathrm sinc f dd aela 1 2 p r e c t t e i w t d t 1 2 p s i n c w 2 p displaystyle frac 1 sqrt 2 pi int infty infty mathrm rect t cdot e i omega t dt frac 1 sqrt 2 pi cdot mathrm sinc left frac omega 2 pi right dd emux sinc hmaythungfngkchnisnkhardinlaebbbrrthdthan normalized sinc function erasamarthniyamfngkchnsamehliymidcaksngwtnakarrahwangfngkchnsiehliymmumchaksxngfngkchndngni t r i t r e c t t r e c t t displaystyle mathrm tri t mathrm rect t mathrm rect t dd duephim aekikhkhlunsiehliymcturs fngkchnkhnbnidaehlngkhxmulxun aekikhsmchay xrunrungrsmi karbrryaysyyandwysmkarkhnitsastrphunthan phakhwichakhrusastriffa mhawithyalyethkhonolyiphracxmeklathnburi ekhathungcak https th wikipedia org w index php title fngkchnsiehliymmumchak amp oldid 4727617, wikipedia, วิกิ หนังสือ, หนังสือ, ห้องสมุด,
