Digital Cable TV Headend IRD

Ib qho khoom siv tagnrho uas sib koom ua ke ntawm demodulation, de-scrambler, rov mux thiab txiav txim siab hauv ib kis los hloov RF cov cim rau hauv audio / video (CVBS / YpbPr / HDMI) tso zis.

Xa kev nug

Khoom Taw qhia

Digital Cable TV Headend IRD

Headend IRD

Digital cable tv headend irdSFT356 xL HD yog txhua yam khoom siv uas sib koom ua ke nrog kev sib faib, de-scrambler, rov mux thiab txiav txim siab hauv ib qhov teeb meem los hloov RF cov cim rau hauv audio / video (CVBS / YpbPr / HDMI) tso zis.

Cov Nta Tseem Ceeb ntawm Digital Cable TV Headend IRD

Demodulation + descrambler + rov mux + decoder modules hauv ib lub thawv

1 DVB-C / T / T2 / S / S2 / ATSC-T Tuner cov cuab yeej siv tau xaiv

1 ASI& 1 Tus IP (UDP) cov lus qhia rau rov mux

Ib tus CAM tuaj yeem cim tau ntau cov kev pab cuam los ntawm Tuners

Txhawb BISS descrambling (Txog 120Mbps)

Txhawb MPEG2 thiab MPEG4 AVC / H.264 txiav txim siab

IP (1 MPTS& 8 SPTS) dhau UDP thiab RTP / RTSP tso zis ntau lawm; ASI tawm

Kev them nyiaj yug ntau 128 PID daim phiaj qhia ib lub tswv yim

Txhawb qis latency muaj nuj nqi

Uas yooj yim thiab hloov pauv tau tus neeg txhim kho thiab hloov chaw

LCD zaub, Chaw taws teeb tswj thiab Firmware, tswj lub web NMS

Hloov tshiab ntawm lub vev xaib

Cov tsis

Cov lus qhia

1 x Tuner, F hom

1 × ASI cov tswv yim rau rov ua mux, BNC interface

1xIP cov tswv yim rau rov mux (UDP)

Seem Tshooj

DVB-C
Txuj Ci	J.83A (DVB-C), J.83B, J.83C
Input Frequency	30 MHz ~ 1000 MHz
Txwv Tsis Pub Khoo	16/32/64/128/256 QAM
DVB-T / T2
Input Frequency	30MHz ~ 999.999 MHz
Bandwidth	6/7/8 M bandwidth

DVB-S

Input Frequency	950-2150MHz
Tus cim tus nqi	2-45Msps
Teeb Liab Lub Zog	- 65- -25dBm
Txwv Tsis Pub Khoo	1/2, 2/3, 3/4, 5/6, 7/8 QPSK
DVB-S (Tshooj 1)
Input Frequency		950-2150MHz
Tus cim tus nqi		QPSK 1 ~ 45Mbauds; 8PSK 2 ~ 30Mbauds
Tus lej nqi		1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
Txwv Tsis Pub Khoo		QPSK, 8PSK
DVB-S (Tshooj 2)
Input Frequency		950-2150MHz
Tus lej nqi		1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
Txwv Tsis Pub Khoo		QPSK, 8PSK, 16APSK, 32APSK
Tus cim tus nqi		QPSK 1 ~ 45 Msps; 8PSK 2 ~ 30 Msps; 16APSK 1 ~ 45 Msps; 32APSK 1-32 Msps

Tsim Tawm

IP	1 * MPTS& 8 * SPTS tshaj UDP, RTP / RTSP. 100Base-T Ethernet interface (ua haujlwm / multicast)
2 × ASI	BNC interface, tsom iav tawm
Txiav txim siab Tsim Tawm	Video Muaj Kev Sib Tw: 1xCVBS / YPbPr / HDMI Daim Video Txiav Txim Siab: MPEG-2; MPEG4 AVC / H.264 Kev daws teeb meem: 480i, 480p, 576i, 576p, 720p@50/59.94/60, 1080i@50/59.94/60 Chroma: 4: 2: 0 Lub Txheeb Suab: 2 x Lub Suab / 4xmono, HDMI Suab txiav suab: MPEG 1 Txheej II, LC-AAC, HE-AAC Audio Output Mode Hom: Sab lauj, Txoj Cai, Tso suab,
Tsis tshua muaj siab	240Ms-320Ms