H.320

H.320 er ITU-standarden for offentlige kredsløbskoblede netværk.

En omfattende standard for lyd og video. Kan deles mellem systemer, der sælger ISDN.

Inklusive H.261-videostandarden, G.711-, G.722- og G.728-lydstandarder samt data for T.120-standarden.

Bagudkompatibel

Bagudkompatibel med tidligere computermodeller. SVGA-projektoren (800 x 600) er bagudkompatibel med SVGA- og VGA-computere (640 x 480). Komprimeringstilstand

Komprimeringstilstand

En tilstand, der viser video i et format, der er zoomet ud.

Kontrastforhold

Forholdet mellem de lyseste og svageste punkter pa skærmen.

Farvejustering

Justeringen af røde, grønne og bla videosignaler i det projicerede billede pa skærmen.

Skærmstørrelse

Skærmstørrelsen bestemmes af LCD-panelets diagonale længde.

Fordelingsforstærker

En enhed, der forstærker og transmitterer videosignaler over lange afstande via koaksialkabel.

EGA

Enhanced Graphics Array. EGA giver forbedret grafikkvalitet i XT- og AT IBM-pc som et CGA-kort. (640 x 350 pixels for alle tilstande)

Hz (kHz, MHz)

Hertz (Kilohertz, Megahertz). Frekvens pr. sekund. (Kilo: (Kilo 1.000, Mega: 1 million) Hz bruges til at vise elektriske signalers frekvens.

NTSC

National Television Standards Committee. En TV- og videosignaltransmissionsstandard, der er udviklet i Nordamerika i 1953. 525 linjer/60 Hz

PAL

Phase Alternate Line. En metode til at sende og modtage farve linje for linje. PAL bruges meget i vesteuropæiske lande. 625 linjer / 50 Hz

SECAM

Sequential Couleur Avec Memorie. En TV-standard, der er udviklet i Frankrig. SECAM bruges hovedsageligt i Frankrig og østeuropæiske lande. 625 linjer / 50 Hz

Super VGA (SVGA)

SVGA giver en grafikopløsning pa 800 x 600 pixels. Denne standard omfatter en lodret frekvensversion.

VGA

Video Graphics Array. Standardudgangsinterface for IBM PS/2. Et analogt grafikkort, der er udviklet af IBM, og som understøtter en opløsning pa 720 x 400 pixels i teksttilstand og 640 x 480 pixels i grafiktilstand. (Andre grafikkort behandler digitale data).

Video

Billedprojiceringsevnen for en pc med en videobandoptager, laserdisk eller et cd-rom-drev.

XGA

Extended Graphics Adapter. En grafikstandard, der er udviklet af IBM. XGA omfatter VGA-standard og giver en opløsning pa 1024 x 768 pixels.

DVD

Digitalt medium, der er udviklet for at tilvejebringe fordelene ved cd og ld. Dvd'en giver video og lyd i høj kvalitet.

Satellite Broadcast

Satellite Broadcast transmitterer programmer via satellit, sa udsendelser er mulige i alle omrader i en høj visuel og lydmæssig kvalitet.

Ekstern indgang

Ekstern indgang er tilvejebragt for at kunne tilslutte andre eksterne videoenheder end en TV-tuner, som f.eks. videobandoptager, videokamera, dvd-afspiller osv., som videokilde.

Engelsk undertekst (= Undertekstindstillinger)

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Samsung SPP300MEMX/EDC 320, Bagudkompatibel, Komprimeringstilstand, Farvejustering, Skærmstørrelse, Fordelingsforstærker

SPP300MEMX/EDC specifications

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