DVB-T & DVB-T2: A Comprehensive Beginner's Guide

Rea u amohela ho tataiso ea rona e khuts'oane ea DVB-T le DVB-T2, litekanyetso tse peli tsa bohlokoa tsa khaso ea thelevishene ea dijithale. Sehloohong sena, re tla hlahloba likarolo, lits'ebetso le melemo ea mahlale ana. U tla boela u fumane hore na tharollo ea FMUSER's DVB-T/T2 to IP gateway e ka fetolang boithabiso ba ka kamoreng joang lihoteleng le libakeng tsa phomolo.

  

Hore na o batla ho ntlafatsa mokhoa oa hau oa ho tsamaisa TV kapa ho lula u tseba ka likhatelopele tsa morao-rao tsa khaso ea dijithale, tataiso ena ke ea hau. Qetellong ea sengoloa sena, u tla fumana leseli le khothatso ea ho phahamisa boiphihlelo ba hau ba thelevishene le ho siea maikutlo a sa feleng ho baeti ba hau.

  

Eba le rona ha re ntse re bula menyetla ea DVB-T le DVB-T2, le ho hlahloba matla a phetoho a theknoloji ea FMUSER. Ha re qaleng!

Tlhaloso e khutšoanyane ea DVB-T le DVB-T2

Digital Video Broadcasting-Terrestrial (DVB-T) le Digital Video Broadcasting-Terrestrial Second Generation (DVB-T2) ke litekanyetso tsa khaso ea thelevishene ea lefatše ea digital. DVB-T e ile ea hlahisoa e le moloko oa pele oa phetiso ea thelevishene ea digital, ha DVB-T2 e emela tsoelo-pele e kholo ea theknoloji ena.

 

DVB-T e sebelisa mokhoa oa ho feto-fetoha o bitsoang COFDM (Coded Orthogonal Frequency Division Multiplexing) ho fetisa matšoao a dijithale moeeng. E fana ka litšoantšo tse ntlafalitsoeng le boleng ba molumo ha li bapisoa le likhaso tsa analoge, hammoho le likarolo tse ling tse kang litataiso tsa mananeo a elektroniki (EPGs) le litšebeletso tse sebetsanang le litaba.

 

DVB-T2, ka lehlakoreng le leng, e ntlafatsa bokhoni ba DVB-T ka ho kenyelletsa mekhoa e tsoetseng pele ea ho feto-fetoha le likhoutu. Ka DVB-T2, baphatlalatsi ba ka fetisa litaba tse ngata ka har'a bandwidth e fumanehang, e leng se hlahisang tlhahiso e phahameng ea data, ts'ebetso e ntlafetseng, le boleng bo botle ba ho amohela.

Bohlokoa le bohlokoa ba litheknoloji tsena tse peli tsa DVB

Kenyelletso ea DVB-T le ho iphetola ha eona ka morao ho DVB-T2 li fetotse khaso ea thelevishene. Mahlale ana a na le melemo e mengata ea bohlokoa ho feta phetisetso ea analog:

 

• Boleng bo Ntlafetseng: DVB-T le DVB-T2 li fana ka boleng bo phahameng ba molumo le video, ho fana ka litšoantšo tse hlakileng, mebala e khanyang, le molumo o hlakileng haholoanyane ha o bapisoa le liphatlalatso tse tloaelehileng tsa analoge.
• Mecha e meng: Ka ho sebelisa li-algorithms tse sebetsang hantle tsa compression le ts'ebeliso e ntle ea spectrum, DVB-T le DVB-T2 li lumella baphatlalatsi ho fetisa liteishene tse ngata ka har'a sehlopha se le seng sa frequency, ho fa bashebelli mefuta e mengata e fapaneng ea khetho ea litaba.
• Litšebeletso tsa Tšebelisano: DVB-T le DVB-T2 li thusa likarolo tse sebetsanang joalo ka li-EPGs, menyetla ea skrineng, lihloohoana, le lipapatso tse sebetsanang, ho ntlafatsa boiphihlelo ba basebelisi le ho fana ka menyetla e mecha bakeng sa bafani ba litaba.
• Spectrum Effective: Mekhoa e tsoetseng pele ea likhoutu ea DVB-T2 e sebelisa matla a mangata a fumanehang, e fokotsa sekhahla se hlokahalang le ho thusa ho arolelanoa hape ha lisebelisoa tsa bohlokoa tsa spectrum bakeng sa lits'ebeletso tse ling.
• Bopaki ba Bokamoso: Ha indasteri ea khaso ea dijithale e ntse e tsoela pele ho fetoha, DVB-T2 e fana ka sethala se feto-fetohang se ka amohelang lintlafatso le mahlale a nako e tlang, ho netefatsa bophelo bo bolelele le ho lumellana le lintlafatso tse tlang.

 

Bohlokoa ba DVB-T le DVB-T2 bo boetse bo totobatsoa ke kamohelo ea bona e atileng lefatšeng ka bophara, e tlatsetsang phetohong ea dijithale le phetohong ea ho tloha khasong ea thelevishene ea analoge ho ea ho ea dijithale. Theknoloji ena e bapetse karolo ea bohlokoa ho ntlafatseng boiphihlelo ba ho shebella, ho holisa likanale, le ho bula tsela bakeng sa lits'ebeletso tse ncha le mekhoa e mecha indastering ea khaso.

Tlhaloso ea DVB-T le DVB-T2

Tlhaloso ea DVB-T le likarolo tsa eona

DVB-T, kapa Digital Video Broadcasting-Terrestrial, ke tekanyetso bakeng sa khaso ea thelevishene ea dijithale e sebelisang phetiso ea lefatše (moea-moea). E sebelisa mokhoa oa ho feto-fetoha oa COFDM, o arolang data ea dijithale ka melapo e menyane ebe e e fetisetsa ka nako e le 'ngoe ka maqhubu a mangata. Mokhoa ona o ntlafatsa boleng ba kamohelo ka ho kokobetsa litlamorao tsa tšitiso ea litsela tse ngata, e leng se bakang ho ntlafala ho hanyetsang ho senyeha ha mats'oao ho bakoang ke litšitiso tse kang meaho kapa sebaka.

 

DVB-T e fana ka likarolo tse 'maloa tsa bohlokoa:

 

• Senepe se Betere le Boleng ba Modumo: DVB-T e thusa ho fetisa lipontšo tsa thelevishene tsa litlhaloso tse phahameng (HD) le litlhaloso tse tloaelehileng (SD), tse hlahisang boleng bo botle ba setšoantšo le ho hlaka. E boetse e ts'ehetsa liforomo tse fapaneng tsa molumo, ho kenyelletsa le molumo o potolohileng, ho fana ka boiphihlelo bo tebileng ba molumo.
• Tataiso ea Lenaneo la Elektroniki (EPG): DVB-T e kenyelletsa EPG, e lumellang bashebelli ho fihlella linako tsa mananeo, tlhaiso-leseling e felletseng mabapi le mananeo, le ho tsamaea liteishene ntle le matla. EPG e ntlafatsa boiphihlelo ba mosebelisi ka ho thusa bashebelli ho rala pono ea bona ea TV le ho fumana litaba tse ncha habonolo.
• Litšebeletso tsa Tšebelisano: DVB-T e fana ka litšebeletso tse sebetsanang le litaba tse kang ho vouta, lipapali, le litaba tse batloang feela. Bashebelli ba ka ikamahanya le litaba, ba kenya letsoho likhethong, 'me ba fumana lintlha tse ling tse amanang le mananeo a khaso.

Kakaretso ea DVB-T2 le matla a eona a ntlafetseng

DVB-T2, moloko oa bobeli oa khaso ea lefatše, e haha ​​​​holim'a katleho ea DVB-T mme e hlahisa likhatelopele tse 'maloa ho ntlafatsa boiphihlelo ba khaso ea thelevishene.

 

Tse ling tsa bokhoni bo ntlafalitsoeng ba DVB-T2 li kenyelletsa:

 

• Sebetsa se Ntlafetseng: DVB-T2 e sebelisa mekhoa e tsoetseng pele ea ho feto-fetoha le likhoutu, e lumellang hore ho be le phallo e phahameng ea data ha e bapisoa le DVB-T. Ts'ebetso ena e ntseng e eketseha e nolofalletsa baphatlalatsi ho fetisa litaba tse ngata ka har'a marang-rang a tšoanang, ho fa bashebelli likanale le litšebeletso tse eketsehileng.
• Li-Bitrate tse Phahameng: DVB-T2 e ts'ehetsa li-bitrate tse phahameng, tse lumellang ho fetisoa ha litaba tsa litlhaloso tse phahameng ka ho hlaka le ho feta. Sena se nolofalletsa baphatlalatsi ho fana ka pono e tebileng le ho feta ho bashebelli.
• Ho Tiea Libakeng Tse Phephetso: DVB-T2 e kenyelletsa mekhoa e tsoetseng pele ea ho lokisa liphoso le mekhoa e tsoetseng pele ea ho sebetsana le matšoao. Sena se matlafatsa khanyetso ea sistimi ho ho senyeha ha mats'oao, ho fella ka boleng bo ntlafetseng ba kamohelo le libakeng tse thata.

Melemo ea ho ntlafatsa ho tloha DVB-T ho DVB-T2

Ho ntlafatsa ho tloha ho DVB-T ho ea ho DVB-T2 ho fana ka melemo e mengata ea bohlokoa bakeng sa baphatlalatsi le bashebelli:

 

• Manane le Litšebeletso tse ling: Ts'ebetso e eketsehileng ea sebono sa DVB-T2 e lumella baphatlalatsi ho fana ka palo e kholo ea liteishene le lits'ebeletso ka har'a bandwidth e fumanehang. Bashebelli ba ka natefeloa ke mefuta e mengata ea khetho ea litaba, ho kenyeletsoa likanale tsa litlhaloso tse holimo le lits'ebeletso tse sebelisanang.
• Setšoantšo se Ntlafetseng le Boleng ba Modumo: DVB-T2 e ts'ehetsa li-bitrate le liqeto tse phahameng, e nolofalletsang baphatlalatsi ho fana ka litaba tsa litlhaloso tse phahameng ka ho hlaka le lintlha tse qaqileng. Bashebelli ba ka natefeloa ke litšoantšo tse hlakileng haholoanyane, mebala e khanyang, le molumo o hlakileng, o matlafatsang boiphihlelo ba bona ba ho shebella thelevishene.
• Bopaki ba Bokamoso: DVB-T2 e etselitsoe ho amohela tsoelo-pele le lintlafatso tsa nakong e tlang tsa mahlale a khaso. Ka ho ntlafatsa ho DVB-T2, baphatlalatsi le bashebelli ba ka etsa bonnete ba hore litsamaiso tsa bona li lumellana le liphetoho tse tlang, ho lelefatsa nako ea bophelo le bohlokoa ba lisebelisoa tsa bona.
• Tšebeliso e Ntle ea Spectrum: Kamohelo ea DVB-T2 e lebisa ts'ebelisong e betere ea marang-rang, e lumellang baphatlalatsi ho fetisa litaba tse ngata ha ba ntse ba lokolla maqhubu a bohlokoa bakeng sa lits'ebeletso tse ling. Sena se kenya letsoho ts'ebelisong e nepahetseng ea maqhubu a seea-le-moea 'me se ts'ehetsa tlhokahalo e ntseng e hola ea lits'ebeletso tsa mehala.

 

Ka kakaretso, ntlafatso ho tloha ho DVB-T ho ea ho DVB-T2 e tlisa melemo e mengata, ho kenyeletsoa ho eketseha ha liteishene, litšoantšo tse ntlafalitsoeng le boleng ba molumo, tšebelisano ea nako e tlang, le ts'ebeliso e nepahetseng ea liteishene. Melemo e etsa hore phetoho ea ho DVB-T2 e be khetho e ntle bakeng sa baphatlalatsi le bashebelli ka ho tšoanang.

Papiso pakeng tsa DVB-T le DVB-T2

1. Phetiso e sebetsang hantle le ts'ebetso

Ha ho bapisoa DVB-T le DVB-T2 mabapi le ts'ebetso ea phetisetso le ts'ebetso, DVB-T2 e feta pele ho eona. DVB-T2 e sebelisa mekhoa e tsoetseng pele ea ho feto-fetoha ha maemo le mekhoa ea ho khouta, e kang LDPC (Low-Density Parity Check) le BCH (Bose-Chaudhuri-Hocquenghem) dikhoutu, e leng se hlahisang tlhahiso e phahameng ya data le boleng bo ntlafetseng ba kamohelo.

 

Bokhoni bo ntlafetseng ba DVB-T2 bo lumella baphatlalatsi ho fetisa litaba tse ngata ka har'a bandwidth e fumanehang. Sena se bolela hore bashebelli ba ka natefeloa ke manane le lits'ebeletso tse ngata ntle le ho tela boleng. Ho feta moo, bokhoni ba ho lokisa liphoso ba DVB-T2 le li-algorithms tsa ts'ebetso ea matšoao li kenya letsoho phetisong e matla le e ts'epahalang, e fokotsang phokotso ea matšoao le ho ntlafatsa kamohelo maemong a thata.

2. Litlhoko tsa Bandwidth le tšebeliso ea spectrum

DVB-T2 e fana ka katleho e phahameng ea bandwidth ha e bapisoa le DVB-T. Ka ho sebelisa mekhoa e tsoetseng pele ea ho khouta, DVB-T2 e ka fetisa palo e lekanang ea litaba kapa ho feta ka har'a bandwidth e fokolang. Ts'ebeliso e ntle ena ea lisebelisoa tsa marang-rang e bohlokoa haholo kaha tlhoko ea lits'ebeletso tse se nang mohala le khaello ea maqhubu a teng e ntse e eketseha.

 

Tšebeliso e ntlafetseng ea li-spectrum tsa DVB-T2 e na le litlamorao tse kholo, kaha e lumella ho arolelanoa bocha ha lisebelisoa tsa bohlokoa tsa mabone bakeng sa lits'ebeletso tse ling, joalo ka likhokahano tsa mehala kapa marang-rang a marang-rang. Ka ho ntlafatsa ts'ebeliso ea maqhubu a teng, DVB-T2 e kenya letsoho ts'ebelisong e nepahetseng haholoanyane ea maqhubu a seea-le-moea, ho tsoela baphatlalatsi le bafani ba litšebeletso tse ling tse se nang mohala.

3. Ho lumellana le lisebelisoa tse teng

E 'ngoe ea melemo ea DVB-T2 ke ho lumellana ha eona ka morao le lisebelisoa tse teng tsa DVB-T. Sena se bolela hore bashebelli ba nang le li-receiver tsa DVB-T ba ntse ba ka fumana liphatlalatso tsa DVB-T esita le ka mor'a ho fetela ho DVB-Leha ho le joalo, ke habohlokoa ho hlokomela hore bashebelli ba sebelisang thepa ea DVB-T ba ke ke ba rua molemo ho bokhoni bo ntlafetseng le ho ntlafatsa katleho. ea likhaso tsa DVB-T2.

 

Ho thabela ka botlalo melemo ea DVB-T2, bashebelli ba hloka ho ntlafatsa lisebelisoa tsa bona ho li-receiver tse lumellanang le DVB-T2. Ka lehlohonolo, ha ho amoheloa ha DVB-T2 ho eketseha, ho fumaneha le ho khoneha ha lisebelisoa tse lumellanang le tsona lia ntlafala. Baphatlalatsi le bahlahisi ba sebetsa 'moho ho netefatsa phetoho e thellang ho tloha DVB-T ho ea ho DVB-T2, ho fokotsa tšitiso leha e le efe ho bashebelli.

 

Mona ke tafole ea papiso e totobatsang phapang ea bohlokoa lipakeng tsa DVB-T le DVB-T2:

 

Phapang ea bohlokoa	DVB-T	DVB-T2
bokgoni	Tšebeliso e tlase ea li-spectrum, bokhoni bo fokolang ba mocha ka har'a bandwidth e tšoanang	Bokhoni bo phahameng ba sebono, ho eketseha ha liteishene, tšebeliso e betere ea maqhubu a teng
Robustness	E fokola haholo libakeng tse thata tse nang le tšitiso ea litsela tse ngata	Mekhoa e matla haholoanyane, e tsoetseng pele ea likhoutu le li-algorithms tsa ts'ebetso ea matšoao li fokotsa ho senyeha ha matšoao, boleng bo ntlafetseng ba kamohelo.
Bitrate le Qeto	Bitrate e tlase, tšehetso e fokolang bakeng sa litaba tsa litlhaloso tse phahameng (HD).	Bitrate e phahameng, e ts'ehetsa litaba tsa litlhaloso tse phahameng tse nang le tharollo e kholo
sebeletsana	Tekanyetso e amohetsoeng haholo, e tsamaellanang le baamoheli ba teng ba DVB-T	Ka morao e tsamaellana le baamoheli ba DVB-T, bashebelli ba nang le baamoheli ba DVB-T ba ntse ba ka fumana liphatlalatso tsa DVB-T, empa ba ke ke ba rua molemo ho matla a ntlafetseng.
Bopaki ba Bokamoso	Monyetla o fokolang oa bokamoso bakeng sa lintlafatso le tsoelopele	E etselitsoe lintlafatso tsa nako e tlang, e amohela tsoelo-pele ea mahlale a khaso

Histori le ho Amohela DVB-T le DVB-T2

Kakaretso ea tsoelo-pele ea DVB-T

Nts'etsopele ea DVB-T e qalile ho elella bofelong ba lilemo tsa bo-1980 ha tlhoko ea maemo a dijithale bakeng sa phatlalatso ea thelevishene ea lefatše e bonahala. Porojeke ya Digital Video Broadcasting (DVB), e e simolotsweng ke European Broadcasting Union (EBU), e ikaeletse go dira thulaganyo e e tlwaelegileng ya go fetisa matshwao a thelebishene a dijithale.

 

Ka mor'a lilemo tsa lipatlisiso le tšebelisano-'moho, phetolelo ea pele ea DVB-T e ile ea hatisoa ka 1997, ea rala motheo oa khaso ea thelevishene ea lefatše ea digital. Tekanyetso e bile le lintlafatso le lintlafatso tse latelang ho ntlafatsa boleng ba kamohelo, ho eketsa ts'ebetso, le ho ts'ehetsa lits'ebeletso tse ling.

Bahoeletsi ba pele le linaha tse etellang pele ho amoheloa ha DVB-T

Kamohelo ea DVB-T e ile ea ipha matla mathoasong a lilemo tsa bo-2000, 'me linaha tse' maloa li etella pele ho kenya ts'ebetsong le ho tsamaisa theknoloji ena. Ba bang ba batho ba pele ba ileng ba amohela DVB-T ba kenyelletsa:

 

• United Kingdom: United Kingdom e ne e le e mong oa bo-pula-maliboho ba ho amohela DVB-T bakeng sa khaso ea thelevishene ea lefatše ea digital. E thakgotse ditshebeletso tsa yona tsa pele tsa DVB-T ka 1998 mme ya phethela phetoho ya dijithale ka 2012, ho tloha ho analoge ho ya kgasong e felletseng ya dijithale.
• Jeremane: Jeremane e ile ea qala ts'ebetsong ea eona ea DVB-T ka 2002, butle-butle ea atolosa tšireletso ho pholletsa le naha. DVB-T e fetohile tekanyetso ea thelevishene ea lefatše Jeremane, e fa bashebelli litšoantšo tse ntlafetseng le boleng ba molumo.
• Italy: Italy e ile ea amohela DVB-T mathoasong a lilemo tsa bo-2000, ka liteko tse qalang ka 2003 le lits'ebeletso tsa khoebo tse qalileng ka 200Naha e bile le phetoho e kholo ho tloha ho analog ho ea ho phatlalatso ea digital, ho matlafatsa phihlelo ea ho shebella thelevishene bakeng sa bashebelli ba Italy.

 

Bahoeletsi bana ba pele ba phethile karolo ea bohlokoa ho theheng DVB-T joalo ka mokhoa oa khaso ea thelebishene ea lefatše ea dijithale, ho bula tsela ea ho amoheloa lefatšeng ka bophara.

Kenyelletso ea DVB-T2 le kamohelo ea eona ea lefats'e

Ho ikahela holim'a katleho ea DVB-T, nts'etsopele ea DVB-T2 e qalile ka 2006, e susumetsoa ke tlhoko ea lintlafatso tse ling tsa ts'ebetso, bokhoni, le boleng ba kamohelo. DVB-T2 e ikemiseditse ho rarolla tlhokeho e ntseng e hola ya dikahare tsa tlhaloso e phahameng le ho fana ka sethala sa kgaso se matla le se sebetsang hantle.

 

DVB-T2 e ile ea hlahisoa e le ntlafatso ea ho iphetola ha lintho, e fanang ka tšebelisano ea morao-rao le lisebelisoa tse teng tsa DVB-T. Sena se ile sa etsa bonnete ba phetoho e thellang bakeng sa baphatlalatsi le bashebelli, ho ba lumella ho ntlafatsa mekhoa ea bona butle-butle ha ba ntse ba amohela likhaso tsa DVB-T.

 

Kenyelletso ea DVB-T2 e ile ea amoheloa lefatšeng ka bophara, kaha linaha li ile tsa hlokomela melemo eo e fanang ka eona mabapi le ts'ebetso e ntlafetseng le boiphihlelo bo matlafalitsoeng ba ho shebella. Kajeno, DVB-T2 e se e le tekanyetso e ratoang haholo bakeng sa khaso ea thelevishene ea lefatše libakeng tse ngata ho pota lefatše.

Lisebelisoa le Selelekela ho DVB-T le DVB-T2 

Tlhaloso ea lisebelisoa tse tšehetsang DVB-T

Lisebelisoa tse tšehetsang DVB-T li etselitsoe ho amohela le ho khetholla matšoao a thelevishene a lefatše. Lisebelisoa tsena li kenyelletsa:

 

1. Baamoheli ba DVB-T: Lisebelisoa tsena, tse tsejoang hape e le li-set-top boxes kapa li-receiver tsa TV tsa dijithale, li hokela thelevisheneng ebe li amohela matšoao a DVB-T moeeng. Ba khetha matshwao a dijithale mme ba a fetole hore e be mamelwang le divideo tse ka bontshiwang skrineng sa TV.
2. Lithelevishene tse Kopantsoeng tsa Dijithale (IDTVs): Li-IDTV li na le li-tuner tsa DVB-T tse hahelletsoeng kahare, tse felisang tlhoko ea moamoheli oa kantle. Ba ka amohela matšoao a DVB-T ka kotloloho mme ba bonts'a litaba tsa thelevishene tsa dijithale ntle le ho hloka lebokose le eketsehileng la set-top.

Lintlha le litlhaloso tsa lisebelisoa tse lumellanang le DVB-T

Lisebelisoa tse lumellanang tsa DVB-T li fana ka mefuta e mengata ea likarolo le litlhaloso ho ntlafatsa phihlelo ea ho shebella. Lintho tse ling tse tloaelehileng li kenyelletsa:

 

• Tataiso ea Lenaneo la Elektroniki (EPG): Lisebelisoa tsa DVB-T hangata li kenyelletsa EPG, e lumellang basebelisi ho sheba lipampiri tsa mananeo le lintlha. EPG e thusa basebelisi ho tsamaea ka har'a likanale, ho beha likhopotso bakeng sa mananeo ao ba a ratang, le ho fumana lintlha tse eketsehileng mabapi le litaba tse phatlalatsoang.
• Khetho ea Lipuo tse ngata: Lisebelisoa tsa DVB-T hangata li fana ka likhetho tsa puo bakeng sa molumo le mengolo e tlase, e lumellang bashebelli ho khetha puo eo ba e ratang bakeng sa ho bapalla molumo kapa ho lumella mengolo e tlase bakeng sa ho fumaneha habonolo.
• Litlhophiso tsa Sets'oants'o le Molumo: Lisebelisoa tsa DVB-T hangata li fana ka litlhophiso tse fapaneng tsa litšoantšo le molumo, tse lumellang basebelisi ho etsa boiphihlelo ba bona ba ho shebella. Litlhophiso tsena li ka kenyelletsa likhetho tsa ho fetola khanya, phapang, ho tlala mebala, le ho lekanngoa ha molumo.
• Likhetho tsa Khokahano: Lisebelisoa tse ngata tsa DVB-T li tla le likhetho tsa khokahanyo tse kang HDMI, USB, le Ethernet port. Likhokahano tsena li lumella basebelisi ho hokela lisebelisoa tsa kantle, joalo ka li-consoles tsa lipapali, libapali tsa media, kapa lisebelisoa tsa ho phallela, ho ntlafatsa likhetho tsa bona tsa boithabiso.

Tsoelo-pele le ntlafatso ea lisebelisoa tsa DVB-T2

Lisebelisoa tsa DVB-T2 li kenyelletsa tsoelo-pele le lintlafatso ho feta ba pele ho tsona ho fana ka boiphihlelo bo matla le bo sebetsang ba ho shebella thelevishene. Tse ling tsa likhatelo-pele tse hlokomelehang li kenyelletsa:

 

• Matla a Ho Feta a Phahameng: Lisebelisoa tsa DVB-T2 hangata li na le li-processor tse potlakileng le lisebelisoa tse ntlafetseng, tse nolofalletsang ho bapala ka mokhoa o bonolo oa boitsebiso bo phahameng le ho tsamaea ka mokhoa o se nang moeli ka litšebeletso tse kopanetsoeng.
• Thuso ea HEVC: Lisebelisoa tsa DVB-T2 hangata li tšehetsa High-Efficiency Video Coding (HEVC), eo hape e tsejoang e le H.26HEVC ke tekanyo ea compression ea video e lumellang hore ho be le khouto e sebetsang hantle le ho hlophisa litaba tsa video, e leng ho nolofalletsang ho fetisa video ea boleng bo phahameng ka har'a bandwidth e tšoanang.
• Keketseho ea Bokhoni ba Polokelo: Lisebelisoa tse ling tsa DVB-T2 li ka kenyelletsa polokelo e hahelletsoeng ka hare kapa lisebelisoa tsa polokelo ea kantle, tse nolofalletsang basebelisi ho rekota le ho boloka mananeo a thelevishene hore a a shebelle hamorao. Tšobotsi ena e ntlafatsa ho tenyetseha le boiketlo ba ho natefeloa ke litaba ka nako e tšoanelang bashebelli.
• Lintlafatso tsa Khokahano: Lisebelisoa tsa DVB-T2 hangata li fana ka mekhoa e ntlafalitsoeng ea khokahanyo, joalo ka Wi-Fi le Bluetooth, e lumellang basebelisi ho hokela marang-rang kapa ho kopanya lisebelisoa tsa bona le li-peripherals tse se nang mohala bakeng sa ts'ebetso e atolositsoeng.

 

Lintlafatso tsena tsa lisebelisoa tsa DVB-T2 li kenya letsoho molemong oa ho shebella thelevishene ka mokhoa o hlakileng, o sebetsang hantle, le o bonolo oa basebelisi. Ha theknoloji e ntse e tsoela pele ho fetoha, re ka lebella lintlafatso le ntlafatso ea lisebelisoa tsa DVB-T2 ho fihlela litlhoko tse ntseng li hola tsa bareki.

Related Terminology of DVB

Tlhaloso ea litekanyetso tse ling tsa DVB (mohlala, DVB-S/S2, DVB-C)

Ho phaella ho DVB-T le DVB-T2, morero oa Digital Video Broadcasting (DVB) o hlahisitse litekanyetso tsa mekhoa e meng ea phetisetso ea thelevishene ea digital:

 

• DVB-S (Digital Video Broadcasting-Satellite): DVB-S ke mokhoa o tloaelehileng oa khaso ea thelevishene ea dijithale ka sathelaete. E sebelisoa hangata bakeng sa lits'ebeletso tsa seea-le-moea sathelaete ka kotloloho ho ea hae, e nolofalletsang bashebelli ho fihlella liteishene tse ngata tse fapaneng ka ho amohela li-satellite.
• DVB-C (Thapo ea Khaso ea Video ea Dijithale): DVB-C ke mokhoa o tloaelehileng oa khaso ea thelevishene ea dijithale ka marang-rang a lithapo. E lumella basebelisi ba li-cable ho fana ka lipontšo tsa thelevishene tsa dijithale ho ba ngolisitseng holim'a lisebelisoa tsa bona tsa cable tse teng, ho fana ka phihlello ea liteishene tse ngata le lits'ebeletso tse sebetsanang.
• DVB-S2 (Digital Video Broadcasting-Satellite Second Generation): DVB-S2 ke mofuta o ntlafalitsoeng oa DVB-S, e fanang ka ts'ebetso e ntlafalitsoeng le bokhoni ba khaso ea sathelaete. E hlahisa mekhoa e tsoetseng pele ea ho feto-fetoha ha maemo le mekhoa ea likhoutu, joalo ka khouto ea LDPC (Low-Density Parity Check) le merero ea maemo a holimo, ho eketsa phallo ea data le ho ntlafatsa boleng ba kamohelo.

Papiso ea litekanyetso tsa DVB le linyeoe tsa tšebeliso ea tsona

Tekanyetso e 'ngoe le e' ngoe ea DVB e fana ka mokhoa o ikhethileng oa phetisetso mme e fana ka maemo a fapaneng a ts'ebeliso:

 

1. DVB-T: E etselitsoe khaso ea lefatše, DVB-T e loketse ho fana ka litšebeletso tsa thelevishene tsa digital ka ho fetisetsa moeeng libakeng tse koahetsoeng ke marang-rang a lefatše.
2. DVB-T2: Phetoho ea DVB-T, DVB-T2 e fana ka ts'ebetso e ntlafetseng, bokhoni bo phahameng, le boleng bo ntlafetseng ba kamohelo bakeng sa khaso ea lefats'e, e tšehetsang phetiso ea litaba tsa litlhaloso tse phahameng.
3. DVB-S: E etselitsoe khaso ea sathelaete, DVB-S e thusa ho fana ka likanale tse ngata tse fapaneng ka lisathelaete ho lijana tsa sathelaete tsa basebelisi, ho fana ka phihlello ea litaba tsa thelevishene, haholo libakeng tseo khaso ea lefatše e fokolang kapa e sa fihlelleheng.
4. DVB-C: E etselitsoe khaso ea cable, DVB-C e sebelisa marang-rang a marang-rang ho aba lipontšo tsa thelevishene tsa dijithale ho ba ngolisitseng, e fana ka likhetho tse fapaneng tsa liteishene le lits'ebeletso tse sebetsanang.
5. DVB-S2: Ho aha holim'a motheo oa DVB-S, DVB-S2 e fana ka ts'ebetso e ntlafetseng, bokhoni bo eketsehileng, le boleng bo ntlafetseng ba kamohelo bakeng sa khaso ea satellite, ho netefatsa phano e nepahetseng le e tšepahalang ea litaba tsa thelevishene tsa digital ka marang-rang a satellite.

 

Tekanyetso e 'ngoe le e 'ngoe ea DVB e na le matla a eona le linyeoe tsa ts'ebeliso, e sebetsanang le mekhoa e itseng ea phetisetso le ho sebetsana le litlhoko tsa liforomo tse fapaneng tsa khaso.

Ho tšoana le ho se tšoane pakeng tsa DVB-T, DVB-T2, le litekanyetso tse amanang

Le ha tekanyetso e 'ngoe le e' ngoe ea DVB e sebeletsa mokhoa o itseng oa phetisetso, ho na le ho tšoana le liphapang lipakeng tsa tsona:

 

Lintho tse tšoanang:

 

• Litekanyetso tsohle tsa DVB li fana ka khaso ea thelevishene ea dijithale, e fanang ka setšoantšo se ntlafalitsoeng le boleng ba molumo ha bo bapisoa le likhaso tsa analoge.
• Ba ts'ehetsa lits'ebeletso tse sebelisanang, joalo ka litataiso tsa mananeo a elektroniki (EPGs) le mengolo e tlase, ho ntlafatsa boiphihlelo ba bashebelli ba thelevishene.
• Ditekanyetso tsa DVB di ikamahanya le moralo o tshwanang, o netefatsang tshebedisano le tshebedisano ka hara DVB ecosystem.

 

Liphapang:

 

• DVB-T e etselitsoe phetiso ea lefatše, DVB-S bakeng sa kamohelo ea sathelaete, le DVB-C bakeng sa kabo ea likhoele.
• DVB-T2 ke mofuta o ntlafalitsoeng oa DVB-T, e fanang ka ts'ebetso e ntlafalitsoeng, bokhoni bo eketsehileng, le boleng bo ntlafetseng ba kamohelo bakeng sa khaso ea lefatše.
• DVB-S2 ke mofuta o ntlafalitsoeng oa DVB-S, o hlahisang mekhoa e tsoetseng pele ea ho feto-fetoha le likhoutu ho eketsa phallo ea data le ho ntlafatsa boleng ba kamohelo bakeng sa khaso ea sathelaete.

 

Ho utloisisa ho tšoana le liphapang tsena ho thusa baphatlalatsi le bashebelli ho utloisisa litšobotsi tsa mokhoa o mong le o mong oa phetisetso le ho khetha maemo a nepahetseng bakeng sa litlhoko tsa bona tse khethehileng tsa khaso.

Likopo tsa DVB-T le DVB-T2

Likōpo tse ka sehloohong

1. Khaso ea thelevishene le kamohelo: E 'ngoe ea likopo tsa mantlha tsa DVB-T le DVB-T2 ke phatlalatso ea thelevishene le kamohelo. Maemo ana a nolofalletsa phetiso ea mats'oao a thelevishene a dijithale, a fa bashebelli setšoantšo se ntlafetseng le boleng ba molumo ha bo bapisoa le khaso ea analoge. Ka DVB-T le DVB-T2, baphatlalatsi ba ka fana ka liteishene tse ngata tse pharalletseng, ho kenyeletsoa litaba tse nang le litlhaloso tse phahameng, likarolo tse sebetsanang le lits'ebeletso tse ling joalo ka litataiso tsa mananeo a elektroniki (EPGs) le subtitles. Bashebelli ba ka amohela liphatlalatso tsena ba sebelisa lisebelisoa tse lumellanang le DVB-T/DVB-T2 tse kang li-set-top boxes, li-TV tse kopantsoeng tsa digital (IDTVs), kapa li-receiver tsa DVB-T2.
2. Phetiso ea video ea dijithale le kabo: DVB-T le DVB-T2 li boetse li fumana lits'ebetso ho phetiso ea video ea dijithale le ho ajoa ho feta khaso ea setso ea thelevishene. Litekanyetso tsena li tšehetsa phano ea litaba tsa video holim'a marang-rang a fapaneng, ho kenyeletsoa lithapo, li-satellite, le li-platform tsa marang-rang. Ka ho matlafatsa ts'ebetso le matla a DVB-T/T2, bafani ba litaba ba ka aba litaba tsa video ho bamameli ba bangata, ho netefatsa ho bapala ha boleng bo holimo le ho tsamaisoa ka mokhoa o se nang moeli. Sena se fetela lits'ebeletso tse kang video-on-demand (VOD), ho phallela ka kotloloho, le IPTV (Internet Protocol Television), e nolofalletsang bashebelli ho fihlella bongata ba litaba tsa video ho lisebelisoa tse fapaneng.
3. Khaso ea Lefatše: DVB-T le DVB-T2 ke maemo a boikhethelo bakeng sa khaso ea thelevishene ea lefatše, ho isa litaba tsa dijithale malapeng le libakeng tse koahetsoeng ke marang-rang a lefatše. Li thusa baphatlalatsi ho fana ka liteishene le lits'ebeletso tse fapaneng, ho ts'ehetsa phetoho ho tloha ho analog ho ea ho thelevishene ea dijithale.
4. Khaso ea Mohala: DVB-T le DVB-T2 le tsona li ka sebelisoa bakeng sa khaso ea mehala, ho lumella bashebelli ho fumana litaba tsa thelevishene tsa dijithale lisebelisoa tsa bona tsa mehala. Sesebelisoa sena se sebetsa maemong ao basebelisi ba ntseng ba tsamaea, joalo ka likoloing kapa ha ba sebelisa lisebelisoa tse nkehang tsa letsoho. Ka ho sebelisa DVB-T/T2 bakeng sa khaso ea mehala, bahasi ba ka atolosa phihlello ea bona le ho fana ka phihlello ea litaba tsa thelevishene ha ba ntse ba tsamaea.

Likopo tse ka bang teng nakong e tlang le lintlafatso

Ha thekenoloji e ntse e tsoela pele ho fetoha, DVB-T le DVB-T2 li na le monyetla oa tsoelo-pele le lits'ebetso tse ling. Tse ling tsa likopo tse ka bang teng nakong e tlang li kenyelletsa:

 

• Khaso ea Ultra-High Definition (UHD): Ka tsoelo-pele ea theknoloji ea lipontšo, tlhokahalo ea litaba tsa UHD e ntse e eketseha. DVB-T2 e ka nolofatsa phetiso ea litaba tsa UHD, e lumella baphatlalatsi ho fana ka lipono tse makatsang le liphihlelo tse tebileng tsa ho shebella ho bashebelli.
• Litšebeletso tse kopanetsoeng le tse etselitsoeng motho ka mong: DVB-T2 e bula monyako oa litšebeletso tse ngata tse sebetsanang le batho ka bomong. Bashebelli ba ka natefeloa ke likarolo tse joalo ka likhothaletso tse etselitsoeng motho ka mong, lipapatso tse lebisitsoeng ho batho, le litšebeliso tse amanang le batho ba bang, tse matlafatsang tšebelisano ea bona le litaba le ho etsa hore pono e lumellane le seo ba se ratang.
• Khaso ea Hybrid: Ho kopana ha marang-rang a khaso le marang-rang a marang-rang ho butse tsela bakeng sa litšebeletso tsa khaso e nyalisitsoeng. Ka ho kopanya DVB-T/T2 le khokahanyo ea inthanete, baphatlalatsi ba ka fana ka lits'ebeletso tse nyalisitsoeng tse kopanyang khaso ea setso le likarolo tse ling tse batloang, ho phallela le ho sebelisana.

 

Lintlafatso tsena tse ka bang teng nakong e tlang le lits'ebetso li bonts'a ho ikamahanya le maemo le ho feto-fetoha ha DVB-T le DVB-T2 ho fihlela litlhoko tse ntseng li tsoela pele tsa baphatlalatsi le bashebelli maemong a fetohang ka potlako a dijithale.

Mathata le Mefokolo ea DVB-T le DVB-T2 Adoption

Ho fumaneha ha Spectrum le litaba tsa kabo

E 'ngoe ea liqholotso tsa bohlokoa ho amoheloeng ha DVB-T le DVB-T2 ke spectrum ho fumaneha le kabo. Kaha maemo ana a hloka hore lihlopha tse khethehileng tsa maqhubu li fetisoe mats'oao a thelevishene a dijithale, ho ba teng ha mabone a matle ho ka fokotsoaMaemong a mang, mats'oao a hloka ho fallisoa ho tsoa lits'ebeletso tse ling, e leng se ka bakang liphephetso le ho hloka khokahanyo har'a ba amehang ba fapaneng.

 

Mathata a kabo ea Spectrum a ka hlaha ka lebaka la tlholisano ea litlhoko tse tsoang lits'ebeletso tse fapaneng, joalo ka likhokahano tsa mehala kapa li-wireless broadbanHo leka-lekanya kabo le ts'ebeliso ea lisebelisoa tse ngata ho amohela lits'ebeletso tse seng li ntse li le teng le tse ntseng li hlaha ho bohlokoa bakeng sa phepelo e atlehileng ea DVB-T le DVB-T2.

Litlhoko tsa motheo bakeng sa ho tsamaisoa ka katleho

Ho tsamaisa DVB-T le DVB-T2 ho hloka hore ho thehoe meaho e nepahetseng, ho kenyeletsoa litora tsa phetiso, li-antenna, le marang-rang a kabo ea matšoao. Ho aha le ho hlokomela meralo ena ea motheo ho baka litšenyehelo tse kholo 'me ho hloka moralo o hlokolosi le khokahanyo har'a baphatlalatsi ba khaso, basebetsi ba marang-rang le mekhatlo ea taolo.

 

Litlhokahalo tsa meralo ea motheo li ka fapana ho latela lintlha tse joalo ka sebopeho sa sebaka, bongata ba baahi le litlhoko tsa ts'ireletso. Ho atolosetsa ts'ireletso libakeng tsa mahaeng kapa tse hole ho ka baka mathata a eketsehileng ka lebaka la tlhoko ea libaka tse eketsehileng tsa phetiso le matsete a litšebeletso tsa motheo.

Litšitiso tsa moruo le ho nahanela litšenyehelo bakeng sa baphatlalatsi le bareki

Kamohelo ea DVB-T le DVB-T2 e kenyelletsa litšitiso tsa moruo le ho nahanela litšenyehelo bakeng sa baphatlalatsi le bareki. Bakeng sa baphatlalatsi, ho ntlafatsa lisebelisoa tsa bona tsa phetisetso ho tšehetsa DVB-T2 e ka ba letsete le leholo. Ho feta moo, litjeo tse amanang le ho fumana lilaesense, litefiso tsa spectrum, le ho latela litlhokahalo tsa taolo li ka eketsa moroalo oa lichelete.

 

Ka ho tšoanang, bareki ba lokela ho nahana ka litšenyehelo tsa ho ntlafatsa thepa ea bona ea thelevishene hore e tsamaisane le likhaso tsa DVB-T2. Sena se kenyelletsa ho reka li-TV tse tsamaisanang le DVB-T2 tse ncha kapa mabokose a li-set-top, tse ka bang tšitiso ea ho amoheloa, haholo-holo ho bashebelli ba nang le mekhoa e fokolang ea lichelete kapa li-TV tsa khale tse sa tsamaisaneng.

Liphephetso tsa phetoho ho tloha khaso ea analoge ho ea ho dijithale

Phetoho ho tloha khaso ea analoge ho ea ho ea dijithale e hlahisa liphephetso tse 'maloa. E kenyeletsa ho ruta le ho tsebisa setjhaba ka melemo ya thelevishene ya dijithale le ho se tataisa ka mokgwa wa ho amohela dithekenoloji tse ntjha. Ho netefatsa phetoho e bonolo ho hloka moralo o hlokolosi, maano a nepahetseng a puisano, le ts'ehetso bakeng sa bashebelli nakong ea mokhahlelo oa ho tima analoge.

 

Ho feta moo, ho ba teng ha liphatlalatso tsa analoge le tsa dijithale nakong ea phetoho ho ka baka mathata a tsamaiso ea mahlale le mananeo a khaso. Khokahano lipakeng tsa baphatlalatsi, balaoli, le baetsi ba lisebelisoa ke ea bohlokoa ho netefatsa phetoho e se nang moeli le ho fokotsa litšitiso ho bahasi le bashebelli.

 

Ho hlola diphephetso tsena ho hloka tshebedisano-mmoho hara bankakarolo, meralo e sebetsang hantle ya taolo, le matsete a lekaneng ho meralo ya motheo le thuto ya bareki. Ho sebetsana le mefokolo le liphephetso tsena ho bohlokoa bakeng sa kamohelo e atlehileng le kamohelo e atileng ea DVB-T le DVB-T2 joalo ka litekanyetso tsa khaso ea thelevishene ea lefatše ea dijithale.

Tsoelo-pele ea Bokamoso le Mekhoa ea DVB-T le DVB-T2

Patlisiso ea lintlafatso tse ka bang teng le lintlafatso ho DVB-T2

Ha thekenoloji e ntse e tsoela pele, ho na le tlhahlobo e tsoelang pele ea lintlafatso le lintlafatso tse ka bang teng ho DVB-TS'a libaka tse ling tsa nts'etsopele li kenyelletsa:

 

• Mekhoa e ntlafalitsoeng ea Compression Algorithms: Lintlafatso tse ling tsa li-algorithms tsa compression tsa video le molumo li ka ntlafatsa ts'ebetso ea likhaso tsa DVB-T2. Sena se ka nolofalletsa phetiso ea litaba tsa boleng bo holimo ka har'a bandwidth e fumanehang.
• Likarolo tse Kopanetsoeng le Boipheliso: Lintlafatso tsa nako e tlang li ka shebana le ho ntlafatsa likarolo tse sebetsanang le likhetho tsa botho ka har'a moralo oa DVB-T2. Sena se ka kenyelletsa lits'ebetso tse tsoetseng pele tse sebetsanang, likhothaletso tsa litaba tsa motho ka mong, le lipapatso tse lebisitsoeng ho tsona.
• Multiplatform Delivery: Ka tlhokahalo e ntseng e eketseha ea dikahare ho lisebelisoa tse ngata, tsoelo-pele ea nakong e tlang e ka hlahloba ho fana ka li-multiplatform tse seamless, ho lumella bashebelli ho fumana litaba tsa DVB-T2 ho lisebelisoa tse fapaneng tse kang li-smartphone, matlapa le lithelevishene tse bohlale.

Phetoho ea mahlale a khaso ho feta DVB-T2 (mohlala, DVB-T3)

Ha re sheba ka nģ'ane ho DVB-T2, morero oa DVB o tsoela pele ho hlahloba tsoelo-pele ea mahlale a khaso. Le hoja DVB-T3 e e-s'o hlalosoe ka molao, e emela tsoelo-pele e ka bang teng nakong e tlang. DVB-T3 e ka tlisa tsoelo-pele e eketsehileng le ntlafatso ea katleho ea phetisetso, bokhoni, le boleng ba kamohelo.

 

Phetoho ea mahlale a khaso e kanna ea kenyelletsa tsoelo-pele ea mekhoa ea ho feto-fetoha ha molumo, mekhoa ea tokiso ea liphoso, le maano a khouto. Lintlafatso tsena li ikemiselitse ho fana ka phepelo ea data e phahameng le ho feta, ts'ehetso bakeng sa liqeto tse phahameng, le matla a matlafalitsoeng maemong a thata a kamohelo.

Ho kopanngoa ha DVB-T le DVB-T2 le li-platform tse ling tsa digital (mohlala, IPTV, OTT)

Ho kopanngoa ha DVB-T le DVB-T2 le li-platform tse ling tsa digital ke mokhoa o hlahang o ikemiselitseng ho fa bashebelli phihlelo ea thelevishene e se nang moeli le e momahaneng. Sena se kenyelletsa ho kopanya khaso ea lefatše le lipolanete tse thehiloeng marang-rang, tse kang IPTV (Internet Protocol Television) le litšebeletso tsa OTT (Over-The-Top).

 

Ka ho kopanya DVB-T/T2 le IPTV le OTT, baphatlalatsi ba ka fana ka lits'ebeletso tse nyalisitsoeng tse kopanyang khaso ea setso le litaba tse batloang feela, TV ea ho ts'oara, lits'ebetso tse sebelisanang, le likhetho tsa motho tsa ho shebella. Khokahano ena e lumella bashebelli ho fihlella mefuta e fapaneng ea litaba ho tsoa mehloling e mengata ka sebopeho se le seng kapa sesebelisoa, ho ntlafatsa khetho ea bona ea boithabiso le ho feto-fetoha ha maemo.

 

Ho kopanngoa ha DVB-T le DVB-T2 le lipolanete tse ling tsa dijithale ho tsamaellana le mekhoa e fetohang ea ho shebella le likhetho tsa bareki, ba ntseng ba batla litaba tsa motho ka mong le tse batloang ho lisebelisoa tse fapaneng.

 

Lintlafatso le litloaelo tsena tsa nako e tlang ho DVB-T le DVB-T2 li totobatsa tsoelo-pele e tsoelang pele ea mahlale a khaso, tlhahlobo ea lintlafatso, le ho hokahana le lipolanete tse ling tsa dijithale. Ka ho lula ka pele ho tsoelo-pele ea theknoloji, DVB-T le DVB-T2 li tsoela pele ho ikamahanya le maemo a fetohang a khaso ea thelevishene, ho fihlela litlhoko le litebello tsa bashebelli mehleng ea dijithale.

Likarolo tsa Taolo le Boiteko ba Maemo ho DVB-T le DVB-T2

Kakaretso ea mekhatlo e amehang ho hlaloseng maemo a DVB (mohlala, Morero oa DVB)

Morero oa DVB (Digital Video Broadcasting) o bapala karolo ea mantlha ho hlaloseng le ho nts'etsapele litekanyetso tsa khaso ea thelevishene ea dijithale, ho kenyeletsoa DVB-T le DVB-TProjeke ke kopano e etelletsoeng pele ke indasteri e nang le mekhatlo e fetang 250 ho tsoa ho khaso, tlhahiso le theknoloji. mafapha.

 

Morero oa DVB o fana ka sethala sa tšebelisano-'moho le boiteko ba maemo, ho thusa ho fapanyetsana tsebo le botsebi har'a litho tsa eona. E hokahanya nts'etsopele ea litlhaloso, litataiso, le likhothaletso bakeng sa likarolo tse fapaneng tsa khaso ea dijithale, ho kenyeletsoa phetiso, likhoutu tsa molumo le video, phihlello ea maemo, le lits'ebeletso tse sebetsanang.

 

Ka boikitlaetso ba tšebelisano-'moho ea litho tsa eona, Morero oa DVB o netefatsa hore maemo a DVB-T le DVB-T2 a akaretsa, a sebelisana 'moho, 'me a lumellana le mekhoa e metle ea indasteri.

Melao le litataiso tsa machaba bakeng sa khaso ea DVB-T le DVB-T2

Melao le litataiso tsa machaba li bapala karolo ea bohlokoa ho amoheloeng le ho romeloeng ha maemo a DVB-T le DVB-T2. Hangata melaoana ena e thehoa boemong ba naha kapa ba libaka le likarolo tsa aterese tse kang kabo ea khafetsa, litlhoko tsa laesense, lintlha tsa tekheniki, le maemo a boleng.

 

Mekhatlo ea machaba e kang International Telecommunication Union (ITU) le Lekala la eona la Radiocommunication (ITU-R) e fana ka tataiso le likhothaletso bakeng sa kabo ea maqhubu le maemo a khaso. Litlhahiso tsa ITU-R, tse kang ITU-R BT.1306 bakeng sa DVB-T le ITU-R BT.1843 bakeng sa DVB-T2, li fana ka lintlha tsa tekheniki le litataiso bakeng sa baphatlalatsi le balaoli ba taolo ho netefatsa ts'ebetsong e tsitsitseng le ts'ebelisano.

 

Ba boholong ba naha ba laolang, ba sebetsa ka tumellano le litataiso tsa machaba, ba theha melaoana e tobileng linaha tsa bona, ho nahanoa ka lintlha tse kang ho fumaneha ka bongata, maemo a 'maraka le litlhoko tsa lehae.

Boiteko ba ho lumellana ho netefatsa ts'ebelisano 'moho le ts'ebelisano' moho libakeng tsohle

Boiteko ba ho lumellana bo bohlokoa ho netefatsa tšebelisano le tšebelisano ea DVB-T le DVB-T2 ho pholletsa le libaka. Morero oa DVB o bapala karolo ea bohlokoa tumellanong, ho sebetsa 'moho le balaoli ba naha ba laolang, baphatlalatsi le baetsi ba lisebelisoa.

 

Porojeke ya DVB e thusa tirisanommogo magareng ga maloko a yona go tlhabolola le go tokafatsa maemo a a ka tsenngwang tirisong go ralala dikgaolo le dinaga tse di farologaneng. Sena se etsa bonnete ba hore lisebelisoa le lits'ebeletso tsa DVB-T le DVB-T2 lia lumellana 'me li ka sebetsa ka mokhoa o se nang moeli ho tšela meeli, 'me li tsoela baphatlalatsi le bashebelli molemo ka ho tšoanang.

 

Ho feta moo, mekhatlo ea machaba joalo ka ITU e khothaletsa tumellano ka ho fana ka litataiso le likhothaletso tse tataisang kabo ea maqhubu le maemo a khaso lefatšeng ka bophara. Boiteko ba ho hokahanya bo thusa ho qoba ho arohana le ho khothaletsa mokhoa o kopaneng oa khaso ea thelevishene ea dijithale, ho thusa phapanyetsano ea litaba le nts'etsopele e lumellanang ea mahlale a khaso.

 

Ho lumellana ho joalo ho tiisa hore bashebelli ba ka thabela phihlelo ea thelevishene e tsitsitseng le e ka tšeptjoang, ho sa tsotellehe hore na ba hokae, 'me e khothalletsa libapali tsa indasteri ho hlahisa lisebelisoa tse khomarelang litekanyetso tsa DVB-T le DVB-T2 tse tloaelehileng.

 

Boiteko bo hloahloa ba taolo le tumellano bo bohlokoa bakeng sa ho kengoa tšebetsong ka katleho le ho amoheloa ha maemo a DVB-T le DVB-T2, ho nolofalletsa baphatlalatsi le bashebelli ho una molemo tsoelopeleng le bothateng ba khaso ea thelebishene ea lefatše ea dijithale.

Kopanyo ea DVB-T le DVB-T2 le IPTV Systems in Hotels and Resorts

Ka keketseho e ntseng e eketseha ea litsamaiso tsa IPTV lihoteleng le libakeng tsa phomolo, ho kopanngoa ha DVB-T le DVB-T2 le theknoloji ea IPTV ho fana ka phihlelo e phethahetseng ea ho shebella thelevishene bakeng sa baeti. Khokahano ena e kopanya melemo ea matšoao a TV a lefats'e, a amoheloang ka DVB-T le DVB-T2, ka ho feto-fetoha ha maemo le ts'ebetso ea litsamaiso tsa IPTV.

 

Setupong sena se kopaneng, matšoao a UHF le VHF, a amoheloang ke li-antenna tsa UHF/VHF yagi, a fetoloa matšoao a IP a sebelisa IP gateway kapa IPTV seva. Phetoho ena e lumella ho amoheloa ha mats'oao a TV a lefats'e le phano ea ona ka meaho e teng ea IPTV ka har'a hotele kapa sebaka sa phomolo.

 

Ho kopanngoa ha DVB-T le DVB-T2 le litsamaiso tsa IPTV ho tlisa melemo e mengata bakeng sa lihotele le libaka tsa phomolo:

 

• Khetho e Atolositsoeng ea Channel: Ka ho kopanya DVB-T le DVB-T2 le IPTV, lihotele le libaka tsa phomolo li ka fa baeti mefuta e mengata ea liteishene tsa TV. Sena se kenyelletsa liteishene tsa TV tsa lefatše tse amoheloang ka DVB-T/T2 le liteishene tse ling tse fanoang ka IPTV. Baeti ba ka fumana litaba tse fapaneng, ho kenyeletsoa likanale tsa lehae, naha le tsa machabeng.
• Setšoantšo se Ntlafetseng le Boleng ba Modumo: DVB-T le DVB-T2 li netefatsa phetisetso ea boleng bo holimo ea dijithale ea matšoao a TV, e leng se etsang hore setšoantšo se ntlafatse le boleng ba molumo bakeng sa baeti. Ho kopanngoa le mekhoa ea IPTV ho lumella ho fana ka mokhoa o se nang moeli oa matšoao ana a tlhaloso e phahameng ho likamore tsa baeti, ho ntlafatsa phihlelo ea ho shebella ka kamoreng.
• Likarolo le Litšebeletso tsa Tšebelisano: Litsamaiso tsa IPTV li fana ka likarolo tse sebetsanang le litšebeletso tse ka kopanngoang le liphatlalatso tsa DVB-T le DVB-T2. Baeti ba ka natefeloa ke likarolo tse kang litataiso tsa mananeo a elektroniki (EPGs), video-on-demand (VOD), TV-up, le likhothaletso tsa motho ka mong, tse fumanehang ka sebopeho sa IPTV. Khokahano e fa baeti monyetla oa ho ba le boithabiso bo felletseng le bo ikhethileng.
• Litšenyehelo le Boiketlo ba Sebaka: Ka ho sebelisa lisebelisoa tse teng tsa IPTV, lihotele le libaka tsa phomolo li ka boloka litšenyehelo le litlhoko tsa sebaka sa lits'ebetso tse arohaneng tsa kabo ea TV. Ho kopanya DVB-T le DVB-T2 le IPTV ho felisa tlhokahalo ea lisebelisoa tse eketsehileng tsa cabling le lisebelisoa, ho ntlafatsa kakaretso ea ho tsamaisa TV.
• Flexibility le Scalability: Sistimi ea IPTV e fana ka maemo le maemo, e lumellang lihotele le libaka tsa phomolo ho eketsa kapa ho tlosa liteishene le lits'ebeletso tsa TV habonolo. Ka ho kopanngoa ha DVB-T le DVB-T2, liteishene tse eketsehileng li ka kenyelletsoa ka mokhoa o se nang moeli mocheng o teng oa IPTV, ho fana ka monyetla oa ho sebetsana le likhetho tse fetohang tsa baeti.

 

Ho kopanngoa ha DVB-T le DVB-T2 le litsamaiso tsa IPTV lihoteleng le libakeng tsa phomolo ho theha tharollo e kopaneng ea TV. E phahamisa melemo ea mats'oao a TV a lefats'e le ho feto-fetoha ha theknoloji ea IPTV, ho netefatsa boiphihlelo ba boleng bo holimo le ba motho ka mong ka kamoreng bakeng sa baeti.

DVB-T/T2 ho IP Gateway Tharollo ho tloha ho FMUSER

FMUSER e fana ka lintlha tse felletseng DVB-T/T2 ho IP heke tharollo e etselitsoeng lihotele le libaka tsa phomolo ka ho khetheha, e nolofalletsang kopanyo e se nang moeli ea matšoao a lefats'e a TV ho litsamaiso tsa IPTV. Tharollo ena e fana ka sephutheloana sa bohle ka bonngoe, ho netefatsa hore lihotele le libaka tsa phomolo li na le sohle seo li se hlokang ho isa mananeo a TV a boleng bo holimo likamoreng tsa baeti.

 

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Tharollo ea DVB-T/T2 ho IP gateway ho tloha FMUSER e kenyelletsa likarolo tse latelang:

 

1. Moamoheli oa DVB-T/T2: Tharollo e na le mochine o sebetsang hantle oa DVB-T/T2 o nkang lipontšo tsa lefatše tsa UHF/VHF. E netefatsa kamohelo e tšepahalang mme e ts'ehetsa maemo a bobeli a DVB-T le DVB-T2 ho fana ka mefuta e mengata ea likanale le litaba tsa litlhaloso tse phahameng.
2. IP Gateway: Khokahano ea IP ea FMUSER e fetola matšoao a amoheloang a DVB-T/T2 hore e be sebopeho sa IP, e lumellang ho hokahana ka mokhoa o se nang moeli le lisebelisoa tsa IPTV tse teng. E fetola matšoao a TV hore e be melapo ea IP e ka tsamaisoang habonolo ka seva sa IPTV ho ea likamoreng tsa baeti.
3. IPTV Server: Tharollo e kenyelletsa seva e matla le e ka senyehang ea IPTV e laolang phano ea liteishene tsa TV le lits'ebeletso tse sebetsanang le likamore tsa baeti. E fana ka likarolo tse kang taolo ea seteishene, kemiso ea litaba, tšehetso ea EPG, le kopanyo ea VOD, e netefatsa phihlelo ea ho shebella e se nang moeli le e hlophisitsoeng bakeng sa baeti.
4. Li-Set-Top Mabokose: Tharollo ea FMUSER e kenyelletsa mabokose a li-set-top (STBs) a tsamaellanang le sistimi ea IPTV. Li-STB tsena li kentsoe likamoreng tsa baeti, e leng se nolofalletsang baeti ho fihlella liteishene tsa TV le likarolo tsa puisano ka sebopeho se bonolo sa basebelisi. Li-STB li tšehetsa li-codec tse fapaneng le liqeto tsa video, ho netefatsa hore li lumellana le mefuta e fapaneng ea TV.
5. Sehokelo sa Mosebelisi le Likarolo tsa Tšebelisano: Tharollo ea DVB-T/T2 ho IP gateway e tsoang ho FMUSER e fana ka sebopeho se bonolo sa basebelisi se lumellang baeti ho tsamaea ka liteishene tsa TV, ho fihlella li-EPG, le ho natefeloa ke likarolo tse sebetsanang. E ka etsoa ka mokhoa o ikhethileng ka lebitso la hotele le likhothaletso tsa motho ka mong, ho ntlafatsa boiphihlelo ba baeti.

 

Ntle le likarolo tsa mantlha, tharollo ea FMUSER e ka etsoa le ho atolosoa ho fihlela litlhoko tse ikhethileng. Likarolo tsa boikhethelo le lintlafatso li kenyelletsa lits'ebeletso tsa video-on-demand (VOD), TV ea ho shebella, papatso e lebisitsoeng, le ho hokahana le litsamaiso tse ling tsa lihotele joalo ka taolo ea likamore le litefiso.

 

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Ka ho amohela tharollo ea FMUSER's DVB-T/T2 ho IP gateway solution, lihotele le libaka tsa phomolo li ka rua molemo ho:

 

• Khokahano e se nang moeli ea matšoao a TV a lefats'e ho lisebelisoa tsa bona tse teng tsa IPTV
• Khetho e atolositsoeng ea liteishene, ho kenyeletsoa liteishene tsa TV tsa lefatše le litaba tsa IPTV
• Setšoantšo le molumo oa boleng bo holimo o tšehetsang litaba tsa HD le UHD
• Likarolo le lits'ebeletso tse sebelisanang, ho ntlafatsa boiphihlelo ba baeti
• Tšebeliso e ntle ea litšenyehelo ka ho sebelisa lisebelisoa tse teng tsa IPTV
• Likhokahano tse ikhethileng le likhothaletso tsa motho ka mong bakeng sa baeti

 

FMUSER's DVB-T/T2 to IP gateway solution e fana ka tharollo e tšepahalang le e felletseng bakeng sa lihotele le libaka tsa phomolo tse batlang ho ntlafatsa litšebeletso tsa bona tsa boithabiso tsa ka phaposing. Ka likarolo tsa eona tse tsoetseng pele le bokhoni ba ho kopanya ka mokhoa o se nang moeli, tharollo ena e netefatsa boiphihlelo bo monate le bo monate ba ho shebella TV bakeng sa baeti, ho ntlafatsa le ho feta ho lula ha bona ka kakaretso.

Phethela

Qetellong, DVB-T le DVB-T2 ke litekanyetso tse ka sehloohong tsa khaso ea thelevishene ea digital, e fanang ka setšoantšo se ntlafetseng le boleng ba molumo, mefuta e mengata ea liteishene, le likarolo tse sebetsanang. Ebang u seboholi, u mookameli oa hotele, kapa u mpa u thahasella bokamoso ba thelevishene, tsebo ena e u fa matla a ho etsa liqeto tse bohlale le ho sebelisa melemo ea theknoloji ena. Lula u tsoela pele ka mokhoa o ntseng o tsoela pele oa khaso ea dijithale, ntlafatsa boithabiso ba ka kamoreng lihoteleng le libakeng tsa phomolo, 'me u fane ka liphihlelo tse ikhethang tsa TV bakeng sa baeti ba hau. Lekola bokhoni ba DVB-T le DVB-T2 ho notlolla matla a khaso ea thelebishene ea lefatše ea dijithale.