{"id":1123,"date":"2016-02-02T03:21:19","date_gmt":"2016-02-02T01:21:19","guid":{"rendered":"http:\/\/www.ilkkimbuldu.com\/?p=1123"},"modified":"2018-02-25T01:45:18","modified_gmt":"2018-02-24T23:45:18","slug":"televizyonu-kim-buldu","status":"publish","type":"post","link":"https:\/\/www.ilkkimbuldu.com\/?p=1123","title":{"rendered":"Televizyonu kim icat etti"},"content":{"rendered":"

Televizyonu kim icat etti.<\/strong> Televizyonu icat eden ki\u015fi John Logie Baird<\/strong>\u00a0olarak bilinse de televizyonun icad\u0131n\u0131n tarihinde\u00a0Philo Farnsworth<\/strong>, Charles Francis Jenkins\u00a0<\/strong>gibi di\u011fer mucitleri de unutmamak gerekir.\u00a01873 y\u0131l\u0131nda Willoughby Smith<\/strong> taraf\u0131ndan, selenyumun elektrik <\/a>direncinin \u0131\u015f\u0131k etkisi ile de\u011fi\u015fen fotoelektrik \u00f6zellikleri bulundu\u011funu ke\u015ffetmesiyle ba\u015flad\u0131. Bu ilkeye g\u00f6re selenyum \u00fczerine y\u00fcksek yo\u011funlukta \u0131\u015f\u0131k d\u00fc\u015ferse; sinyal kuvvetli, zay\u0131f \u0131\u015f\u0131k d\u00fc\u015ferse sinyal zay\u0131f olacakt\u0131r. Bu sinyal dalgalanmas\u0131 \u00f6zelli\u011finden faydalanabilece\u011fini d\u00fc\u015f\u00fcnen Amerikal\u0131 G. R. Carey<\/strong> selenyumlu fotosel ta\u015f\u0131yan bir ekran yapabilece\u011fini d\u00fc\u015f\u00fcnd\u00fc.<\/p>\n

Alman Paul Nipkow<\/strong> 1884 y\u0131l\u0131nda \u00a0elektromekanik bir Televizyon i\u00e7in bir patent ald\u0131. Paul Nipkow<\/strong> ‘un icat etti\u011fi elektromekanik televizyon hi\u00e7 \u00e7al\u0131\u015fmad\u0131 fakat tasarlad\u0131\u011f\u0131 d\u00f6nen disk ilk Televizyon g\u00f6r\u00fcnt\u00fc rasterizeri olarak kabul edidi.<\/p>\n

1897 y\u0131l\u0131nda Karl Ferdinand Braun\u00a0<\/strong>katot \u0131\u015f\u0131nl\u0131 t\u00fcp\u00fc ve katot \u0131\u015f\u0131nl\u0131 t\u00fcp\u00a0osiloskobunu\u00a0icat ederek\u00a0televizyon teknolojisinin geli\u015fmesine \u00f6nemli katk\u0131larda bulundu. \u00a0CRT teknolojisi olarak bilinen bu icat,\u00a0Braun t\u00fcp\u00fc<\/strong>\u00a0olarak adland\u0131r\u0131ld\u0131.\u00a0<\/span>G\u00fcn\u00fcm\u00fczde, CRT teknolojisi yava\u015f yava\u015f televizyon ve bilgisayar ekranlar\u0131nda d\u00fcz ekran teknolojisi,\u00a0LCD,\u00a0LED,\u00a0Plazma\u00a0gibileriyle yer de\u011fi\u015ftirdi.<\/p>\n

Rus bilimadam\u0131 Constantin Perskyi<\/strong>, 25 A\u011fustos 1900 tarihinde\u00a0Paris’te ilki d\u00fczenlenen Uluslararas\u0131 Elektrik Kongresi’nde Televizyon<\/strong> kelimesini ilk kullanan ki\u015fi\u00a0oldu. Bu kongrede sergilenen Televizyon tarihinin ilk prototipleri, basit\u00a0foto\u011fraf\u00a0aktar\u0131mlar\u0131 ger\u00e7ekle\u015ftiren mekanik televizyonlard\u0131.<\/p>\n

Philo Farnsworth<\/a><\/h2>\n

Televizyon’un geli\u015fiminde bir sonraki seviyeye 1911 y\u0131l\u0131nda \u00e7\u0131k\u0131ld\u0131. Bir m\u00fchendis olan,\u00a0Alan Archibald Campbell Swinton<\/strong> katot \u0131\u015f\u0131nl\u0131 t\u00fcplerle nas\u0131l g\u00f6r\u00fcnt\u00fc al\u0131naca\u011f\u0131n\u0131 ve iletilece\u011fini teorik olarak a\u00e7\u0131klad\u0131. \u00a01920’li y\u0131llarda, bir\u00e7ok bilim adam\u0131 ve m\u00fchendis elektronik vericiler \u00fczerindeki \u00e7al\u0131\u015fmalar\u0131na h\u0131z verdi. \u00a07 Eyl\u00fcl 1927 de, Philo Farnsworth<\/strong>\u00a0laboratuvar\u0131nda bir kamera ve bir verici t\u00fcp\u00fc kullanarak tek \u00e7izgi bir g\u00f6r\u00fcnt\u00fc iletti. Bir y\u0131l sonra insan resimlerinden olu\u015fan g\u00f6r\u00fcnt\u00fcleri kamuoyuna g\u00f6sterdi.<\/p>\n

John Logie Baird<\/a><\/h2>\n

1926 y\u0131l\u0131nda Londra’da\u00a0John Logie Baird <\/strong>\u00e7ok k\u00fc\u00e7\u00fck bir g\u00f6r\u00fcnt\u00fc veren ilk televizyonu icat etti<\/strong>. \u0130lk televizyon yay\u0131n\u0131 1928 y\u0131l\u0131nda ingiltere\u2019de BBC arac\u0131l\u0131\u011f\u0131yla yap\u0131ld\u0131.\u00a0BBC, \u00a01935 y\u0131l\u0131na kadar \u00a0John Logie Baird<\/strong>\u00a0 in televizyonu ile yay\u0131nlar\u0131na devam etti. \u00a0Baird\u00a0<\/strong>‘in televizyon sisteminde resimler 525 yerine 30 \u00e7izgiyle ekranda beliriyor fakat ayr\u0131nt\u0131lar g\u00f6r\u00fclemiyordu. 1936 senesinde Alexandra Palace<\/strong> yine BBC arac\u0131l\u0131\u011f\u0131yla 405 \u00e7izgi sistemiyle en net g\u00f6r\u00fcnt\u00fcy\u00fc elde etti. Bu sistem \u0130ngiltere\u2019de 1964 senesine kadar devam etmi\u015ftir.<\/p>\n

1935 y\u0131l\u0131nda Fransa’da daha y\u00fcksek taramayla daha net g\u00f6r\u00fcnt\u00fc veren televizyon yay\u0131nlar\u0131 ba\u015flad\u0131ysa da bu alanda \u00e7\u0131\u011f\u0131r a\u00e7an icad\u0131 yapan, 1907 y\u0131l\u0131nda kendi televizyon t\u00fcp\u00fcn\u00fc geli\u015ftiren Rus Boris Rosing<\/strong> oldu.<\/p>\n

Charles Francis Jenkins<\/a><\/h2>\n

1928 y\u0131l\u0131nda Amerika’da ilk\u00a0 televizyon yay\u0131n\u0131 deneysel yay\u0131nlar yapmas\u0131 i\u00e7in izin verilen Charles Francis Jenkins<\/strong>\u00a0taraf\u0131ndan ger\u00e7ekle\u015ftirildi. \u0130lk yay\u0131nlar Maryland ve Washington kaynakl\u0131 olarak yap\u0131ld\u0131. 1928 Eyl\u00fcl ay\u0131nda\u00a0Televizyon tarihinde ileri bir ad\u0131m daha at\u0131larak Queen’s Messenger adl\u0131 tek perdelik drama yay\u0131nland\u0131. Bunu New York’ta 1929 y\u0131l\u0131nda RCA’s yay\u0131nlar\u0131 takip etti.<\/p>\n

1923 y\u0131l\u0131nda Rus as\u0131ll\u0131 Amerikal\u0131 V.K. Zworkyin<\/strong> t\u00fcm\u00fcyle elektronik bir sistemin kurulmas\u0131na olanak veren ikonoskop kameran\u0131n patentini ald\u0131. Televizyonda ilk ba\u015far\u0131l\u0131 kamera \u0130conoscope\u2019un bulunu\u015fuyla ba\u015flam\u0131\u015ft\u0131r. \u0130conoscope\u2019u yine buna benzeyen orthicon t\u00fcp\u00fc takip etti. Daha sonra \u00e7ok k\u00fc\u00e7\u00fck fakat \u0131\u015f\u0131k diren\u00e7 m\u00fcn\u00e2sebeti m\u00fckemmel olan g\u00f6r\u00fcnt\u00fc plakas\u0131 kur\u015fun monoksit (PbO) kapl\u0131 vidicon t\u00fcp yap\u0131ld\u0131. 1950 senesinde vidicon t\u00fcp\u00fcn bulunu\u015fu TV\u2019de dev bir ad\u0131m oldu. Vidicon t\u00fcp\u00fcn en geli\u015ftirilmi\u015f tipi, g\u00f6r\u00fcnt\u00fcn\u00fcn d\u00fc\u015f\u00fcr\u00fcld\u00fc\u011f\u00fc\u00a0 plakan\u0131n y\u00fczeyinin binlerce mini silikon fotodiyodlar dizisinden meydana gelenidir. Bu t\u00fcr t\u00fcplere epicon t\u00fcp de denir. T\u00fcpl\u00fc kameralar\u0131n yan\u0131s\u0131ra yar\u0131 iletken g\u00f6r\u00fcnt\u00fc sens\u00f6rl\u00fc kameralar da yap\u0131ld\u0131.<\/p>\n

1930 ve 40’l\u0131 y\u0131llar aras\u0131nda geli\u015fmeler h\u0131zla devam etti.\u00a01936 y\u0131l\u0131nda\u00a0\u0130ngiltere’de Isaac Shoenberg<\/strong> \u00a0405 sat\u0131r g\u00f6r\u00fcnt\u00fc aktar\u0131m\u0131 i\u00e7in bir cihaz geli\u015ftirdi.\u00a01944 y\u0131l\u0131nda Sovyetler Birli\u011fi’nde 625 sat\u0131rl\u0131k g\u00f6r\u00fcnt\u00fc aktaran cihazlar geli\u015ftirildi. Yenilikler devam ederken, sat\u0131r say\u0131s\u0131 da git gide artt\u0131.<\/p>\n

26 Nisan 1931 tarihinde, W2XCR TV Brodway’ de 5. Cadde boyunca \u00fcnl\u00fclerin g\u00f6r\u00fcnt\u00fclerini yay\u0131nland\u0131. 1938 y\u0131l\u0131nda, sat\u0131r say\u0131s\u0131 300′ e \u00a0\u00e7\u0131km\u0131\u015ft\u0131 ve d\u00fczenli yay\u0131nlara ba\u015flama zaman\u0131 gelmi\u015fti. NBC \u00a0televizyon kanal\u0131 Nisan 1939 tarihinde\u00a0New York D\u00fcnya Fuar\u0131 ile\u00a0d\u00fczenli yay\u0131na ba\u015flad\u0131. 1941 y\u0131l\u0131nda saniyede 30 kare ve 525 sat\u0131r aktar\u0131m\u0131 ile NTSC standartlar\u0131<\/strong>\u00a0uygulanmaya ba\u015flad\u0131. Temmuz 1941 de televizyonculuk ile ilgili ticari lisanslar serbest b\u0131rak\u0131ld\u0131. Her ne kadar \u00f6zel giri\u015fim serbest b\u0131rak\u0131lm\u0131\u015f olsa da yay\u0131nlanacak televizyon programlar\u0131 olduk\u00e7a k\u0131s\u0131tl\u0131 kald\u0131. \u0130kinci d\u00fcnya sava\u015f\u0131ndan sonra televizyon yay\u0131nlar\u0131\u00a0\u00a0d\u00fczenli hale gelmeye ba\u015flad\u0131.<\/p>\n

Renkli televizyonlar\u0131n icad\u0131<\/strong> ile geli\u015fim daha da h\u0131zland\u0131. G\u00fcn\u00fcm\u00fcze kadar olan teknolojik geli\u015fmeler sayesinde televizyonlar 3 boyutlu g\u00f6r\u00fcnt\u00fc yay\u0131nlamaya kadar geldi.<\/p>\n

Televizyonun ile ilgili tarihsel s\u0131ralama ve isimleri \u00f6\u011frenmek i\u00e7in Televizyonun \u0130cad\u0131<\/a> ba\u015fl\u0131kl\u0131 yaz\u0131m\u0131z\u0131 okuyabilirsiniz<\/p>\n","protected":false},"excerpt":{"rendered":"

Televizyonu kim icat etti. Televizyonu icat eden ki\u015fi John Logie Baird\u00a0olarak bilinse de televizyonun icad\u0131n\u0131n tarihinde\u00a0Philo Farnsworth, Charles Francis Jenkins\u00a0gibi di\u011fer mucitleri de unutmamak gerekir.\u00a01873 y\u0131l\u0131nda Willoughby Smith taraf\u0131ndan, selenyumun…<\/p>\n","protected":false},"author":1,"featured_media":5598,"comment_status":"open","ping_status":"closed","sticky":true,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1799,1801,2849,1798,1803,1795,1796,1797,1800,655,656,1804],"class_list":["post-1123","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-alan-archibald-campbell-swinton","tag-boris-rosing","tag-charles-francis-jenkins","tag-constantin-perskyi","tag-isaac-shoenberg","tag-john-logie-baird","tag-karl-ferdinand-braun","tag-paul-nipkow","tag-philo-farnsworth","tag-televizyon","tag-televizyonun-icadi","tag-v-k-zworkyin"],"_links":{"self":[{"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/posts\/1123"}],"collection":[{"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1123"}],"version-history":[{"count":41,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/posts\/1123\/revisions"}],"predecessor-version":[{"id":9972,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/posts\/1123\/revisions\/9972"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=\/wp\/v2\/media\/5598"}],"wp:attachment":[{"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ilkkimbuldu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}