IPTV - Abin da yake da shi? IPTV playlist. Yadda za a kafa IPTV?

Yau, ƙara ji game da irin wannan ayyuka kamar yadda m talabijin, ko IPTV. Mene ne wannan? IPTV ne a tsarin ta hanyar abin da talabijin na samar ta amfani da wani sa na internet yarjejeniya via wani Packet Switched cibiyar sadarwa (gida ko duniya), maimakon canja wurin bayanai via gargajiya terrestrial da siginar tauraron ɗan adam da kuma na USB Formats. Ba kamar misali sauke kafofin watsa labarai, m TV offers da ikon jera bayanai a kananan m yawa zuwa kai tsaye daga Madogararsa. A sakamakon haka, mai amfani iya fara da sake kunnawa na data (misali, wani movie), a gaban dukan fayil da aka canjawa wuri. Yana kuma aka sani da streaming kafofin watsa labarai.

Amsa wannan tambaya na «IPTV - Abin da yake da shi?", Kamata ka nan da nan za a lura da cewa, shi ne daban-daban daga Internet TV, tun da aiwatar auku a kan tushen sadarwa networks da high-gudun damar tashoshi da kuma bayanan da aka canjawa wuri zuwa karshen masu amfani via sa-kai kwalaye ko wasu abokin ciniki kayan aiki.

IPTV - lissafin samammun ayyuka

IPTV-sabis za a iya raba uku subspecies:

• Live daukar kwayar cutar daga yanzu watsa shirye-shirye TV.
• TV a karshe: replays TV shows, wanda aka nuna 'yan sa'o'i ko kwanaki da suka wuce, da maimaita sake kunnawa na video ka kawai kallo.
• Video kan bukatar (VOD): damar duba video directory cewa ba a hade tare da talabijin shirin.

IPTV - abin da shi ne: da definition fasahar

Tarihi, shi ya dauka da yawa daban-daban yunkurin ba maanar IPTV. Wannan fasaha da aka bayyana a matsayin sa na farko a ƙarƙashinsu, ko kai na IP-tushen networks, kazalika da yawan mallakar tajirai tsarin.

An hukuma definition amince ta kasa da kasa Sadarwa Union. A cewar shi IPTV - yana da multimedia sabis (TV / canja wurin video / audio / rubutu / graphics / sauran data ta hanyar IPTV-player), samu a kan IP-tushen networks. A cikin aiwatar da dai itace samar da wani isasshen matakin na sabis, aminci, AMINCI da interactivity.

A cewar wani hukumance gane kafofin, IPTV da aka ayyana a matsayin wani hadari ne kuma abin dogara isarwa zuwa masu biyan kuɗi na nisha video da kuma alaka da sabis. Suna iya hada da, misali, video on bukatar (VOD) da kuma m talabijin (ITV). Su ne samuwa ta hanyar da fakiti-switched cibiyar sadarwa da suke amfani da IP yarjejeniya da su safarar audio, video da kuma kula da sakonni. Ya bambanta da video a kan World Wide Web, a lokacin da ka fara IPTV jũya zuwa kula da mafi girma tsaro da kuma cibiyar sadarwa yi, sakamakon wani wanda bai yankẽwa watsa shirye-shirye.

Yadda za a samar da wani TV?

A fasahar farko an hampered da low matakan broadband shigar azzakari cikin farji da kuma gwada da babban kudin installing wayoyi iya shari IPTV ciki dogara a abokan ciniki gidajensu. Duk da haka, yin amfani da IPTV yau da ƙara na kowa, da kuma yawan biyan kuɗi ci gaba da girma.

abubuwa

Hardware TV - wannan shi ne bangaren da inda masu lamba, rufaffen kuma Muka tsĩrar da a cikin nau'i na IP multicast TV tashoshi qarqashinsu.

VOD dandali - wani wuri inda dukiya suna located video (IPTV playlist) samuwa a kan bukatar. Suna kunna a lokacin da mai amfani da ke sa a request a cikin nau'i na IP unicast rafi.

Interactive portal damar mai amfani don kewaya a cikin daban-daban IPTV-ayyuka (kamar VOD kasida).

wadata cibiyar sadarwa - fakiti-switched cibiyar sadarwa, wanda ya hada da IP-fakitoci (unicast da multicast).

Home TV Gateway - ɓangare na mai amfani da kayan aiki, wanda ke iko da kunnawa da watsa bayanai, ko musaki shi.

Smart IPTV: part of mai amfani kayan aiki da decodes da deciphers TV da VOD-ciki da kuma nuna shi a kan TV allon.

The gine na video uwar garke cibiyar sadarwa

Haka kuma, cibiyar sadarwa gine-gine, mai bada sabis, akwai biyu main iri video uwar garke gine. Su iya gani ga kirkirar na IPTV (sa-up da kuma aiwatar). Species kira Karkasa da kuma rarraba.

Karkasa Architecture model ne mai gwada sauki da kuma sauki sarrafa bayani. Alal misali, tun duk abun ciki da aka adana a cikin master uwar garke, shi ba ya bukatar wani m content rarraba tsarin. A centralized gine-gine, a matsayin mai mulkin, shine ma dace domin cibiyar sadarwa, samar da wani gwada da kananan girke VOD-sabis yana da isasshen karfi core da ingantaccen abun ciki bayarwa cibiyar sadarwa (CDN).

Rarraba Architecture ne kawai kamar yadda scalable matsayin Karkasa model, duk da haka, shi yana da damar primary amfani, kazalika da tsarin management ayyuka da ake bukata don gudanar da manyan uwar garke cibiyar sadarwa.

Aiki suka shirya tura mun gwada da babban tsarin kamata da farko la'akari da gabatarwar a rarraba gine, tun daga farkon, a mataki na shiryawa da IPTV connection. Abin da ake nufi? Wannan nau'in na bukatar ta na fasaha da kuma nagartaccen data rarraba fasahar ƙara da tasiri bayarwa na multimedia content kan mai bada sabis ta hanyar sadarwa.

home Networking

A lokuta da dama, da cibiyar sadarwa ƙofa cewa samar da wata alaƙa da cibiyar sadarwa damar Intanit, ba kusa da IPTV kayan aiki (saita-saman akwatin). Wannan labari yana zama quite na kowa, don haka samar da suna fara bayar da sabis kunshe-kunshe da mahara haše-haše a guda Subscriber.

Cibiyar sadarwa na na'urorin fasahar zamani suna amfani da wannan data kasance gida wayoyi (msl, ikon Lines, wayar Lines ko coaxial igiyoyi) ko kayan aiki marasa waya, sun zama na kowa warware wannan matsala. Wannan yana nufin cewa a lokacin da ka gama IPTV sa-up da kuma dangane da yawa sauri.

abũbuwan amfãni

Internet layinhantsaki-tushen dandali yayi gagarumin abũbuwan amfãni, ciki har da ikon hade talabijin da sauran ayyuka dangane IP (broadband Internet access da kuma VoIP).

Switched IP cibiyar sadarwa kuma damar da watsa muhimmanci fiye da abun ciki da kuma ayyuka. Saboda haka, tsoho playlist IPTV iya bayar da yawa fiye da na yau da kullum TV shirin. A wani hali TV ko tauraron dan adam cibiyar sadarwa ta amfani da watsa shirye-shirye video fasahar duk abun ciki kullum wuce "nisa da tushe" to kowane abokin ciniki.

Mai amfani iya zaɓi ɗaya daga cikin zaɓuɓɓukan - don duba kwayar kawai ta daya daga cikin jam'i na USB ko tauraron dan adam TV tashoshi. Switched IP-tushen cibiyar sadarwa aiki daban. Content ya zauna a cikin cibiyar sadarwa, da kuma da zaran abokin ciniki ance wani takamaiman abun ciki, sai nan da nan ya fara watsa shirye-shirye.

Duk da haka, wannan kuma yana nufin cewa da mutuncin abokin ciniki ta sirri a iya damuwa zuwa mafi girma har fiye da mai yiwuwa ne da na gargajiya TV ko tauraron dan adam networks. IPTV fasahar na'urar (saita-saman akwatin da ta saitin) kansa kuma iya zama a matsayin wata hanya ta warware ko a kalla sa a matsalar aiki na samfur na zaman cibiyar sadarwa.

interactivity

IP-dandali kuma samar da gagarumin siffofin yi kallon TV mafi m da kuma keɓaɓɓiyar. Smart IPTV bada iya, misali, bayar da wani m Shirin Guide da damar kallo don bincika abun ciki ta hanyar suna ko actor sunan, ko kuma don samar da ayyuka na "hoton-a-hoto" cewa ba ka damar duba menu ba tare da barin cikin shirin zama watsa shirye-shirye. Masu kallo za su iya ganin statistics da kuma ci yayin da kallon wani wasanni game, ko sarrafa kamara kwana.

Masu amfani iya samun damar duba hotuna ko sauraron kiɗa a kan TV, Sync da shi tare da kwamfutarka, ko ma a kafa parental controls.

Domin za'ayi hulda tsakanin da mai karɓar da watsawa na bukatar feedback tashar. A wannan connection, terrestrial, tauraron dan adam da kuma na USB networks, halitta talabijin, ba ka damar gama interactivity. Duk da haka, shi yana iya zama zai yiwu ta hanyar hada da gidajen telebijin da data cibiyoyin sadarwa.

Video kan bukatar

IPTV Smart TV fasahar ma yayi video on bukatar fasahar (VoD), wanda damar abokin ciniki lilo wani online shirin ko film kasida, don zaɓar wani takamaiman rikodin. The watsa shirye-shirye da aka zaba abu farawa kusan nan take a kan TV ko PC.

Daga mai fasaha ra'ayi, a lokacin da wani abokin ciniki ance wani movie, a unicast dangane da aka kafa tsakanin abokin ciniki ta decoder (saita saman akwatin ko PC) da yada da streaming server. Ƙararrawa management ayyuka (ɗan hutu, jinkirin motsi, sake naɗa da kuma sauransu. D.) da aka bayar ta hanyar RTSP (Real Time yawo layinhantsaki).

Mafi na kowa codecs amfani a cikin IPTV-player domin VoD, suna MPEG-2, MPEG-4 da VC-1. A wani yunkurin kaucewa abun ciki 'yan fashin teku VoD abun ciki da aka yawanci daukar kwayar cutar a cikin zane form. Ko da yake boye-boye da tauraron dan adam da kuma na USB talabijin watsa shirye-shirye - haihuwa yi, da fitowan na IPTV-fasahar za a iya gani a matsayin wani nau'i na sarrafa hažžožin dijital. A fim, wanda aka zaba, misali, za a iya buga a cikin sa'o'i 24 bayan biyan bashin, bayan da video ne ba samuwa.

IPTV tushen Converged Services

Wani amfani ne da yiwuwar hadewa da kuma haduwa. An inganta a lokacin da yin amfani da IMS-tushen mafita. Converged sabis yakan haifar da hulda da data kasance sabis don ƙirƙirar sabon darajar-kara kayayyakin.