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HV-101J

全高畫質數位電視調變器

VGA/YPbPr 轉 ISDB-T/ISDB-Tb

50~950 MHz, 1200~1350 MHz

HV-101J 為全高畫質數位電視調變器,可將 VGA 或色差視訊(YPbPr)影像編碼為 H.264 或 MPEG2,並調變為 ISDB-T(ARIB STD-B31)或 ISDB-Tb(ABNT NBR 15601),透過同軸纜線或空中進行分送。

50~950 MHz / 1200~1350 MHz · 6 MHz bandwidth · ISDB-T ARIB STD-B31 / ISDB-Tb ABNT NBR 15601

產品資料 — HV-101J

04 · DVB-T 全高畫質調變器

特色

  • 01 低成本高畫質影像分配 — 相容於既有的高畫質電視機,無需額外轉接裝置,接收機數量也不受限制。分配器、放大器、接頭等所有周邊,皆與一般電視所用者相同。
  • 02 多樣化影像輸入與格式 — 支援 VGA 與色差(YPbPr)影像輸入。除了 H.264/MPEG2 高畫質之外,亦支援 MPEG2 標準畫質格式,可相容於既有的標準畫質電視機或機上盒。
  • 03 設定簡便 — 頻道號碼可透過內建按鍵開關輕鬆設定。更進階的設定可由 PC/NB 或平板等外部主機透過 USB 介面完成。
  • 04 穩定可靠、傳輸距離長 — 只需一條 3C2V/RG59 纜線即可輕鬆傳送 1080p 影像達至少 500 公尺,中途無需加裝任何轉發器。用於無線應用時,在 0dBm RF 輻射功率下視距傳輸距離可達 50~100 公尺,在 20 dBm 下可達數公里。實際距離取決於天線設計與接收機品質。另提供差動 RF 輸出,可改用雙絞線(電話線或乙太網路 RJ-45)取代笨重的同軸纜線來分配 RF 訊號。
  • 05 串接佈線(匯流排拓撲) — 多台設定為不同頻道的 HV-101 可共用同一條纜線,大幅降低佈線的成本與工時。
  • 06 即時協定與低延遲 — 在 QEF(準無誤碼)條件下不掉幀,且傳輸延遲低

規格

General Specifications

Input
Video: VGA, Component (YPbPr); Audio: Stereo line-in
Compression
Video: H.264 or MPEG2; Audio: AAC or MPEG
Resolution — Input (YPbPr)
1920x1080x60P; 1920x1080x60I/1920x1080x50I; 1280x720x60P/1280x720x50P; 720x480x60P (NTSC, D1, Progressive); 720x576x50P (PAL, D1, Progressive)
Resolution — Input (VGA)
1920x1080x60P; 1280x1024x60P; 1280x720x60P; 800x600x60P; 640x480x60P
Resolution — Output (H.264)
1920x1080x25P/1920x1080x30P; 1600x1080x25P/1600x1080x30P; 1440x1080x25P/1440x1080x30P; 1280x1080x25P/1280x1080x30P; 1280x1024x30P; 1280x720x25P/1280x720x30P; 800x600x30P; 704x576x25P (PAL, D1); 704x480x30P (NTSC, D1); 640x480x30P; 352x576x25P (PAL, Half D1); 352x480x30P (NTSC, Half D1)
Resolution — Output (MPEG2)
1600x1080x25P; 1440x1080x25P/1440x1080x30P; 1280x1080x25P/1280x1080x30P; 1280x1024x30P; 1280x720x25P/1280x720x30P; 800x600x30P; 704x576x25P (PAL, D1); 704x480x30P (NTSC, D1); 640x480x30P; 352x576x25P (PAL, Half D1); 352x480x30P (NTSC, Half D1)
Power
DC 9~24V; Power Consumption 0.7A@12V
Dimension WxDxH
195mmx125mmx40mm
Weight
735g
Operating Temperature
-10°C ~ 60°C

Digital TV RF Transmitter Specifications

TV Standard
HV-101J: ISDB-T ARIB STD-B31 / ISDB-Tb ABNT NBR 15601
RF connector
75-Ω F-type connector and two-wire terminal for twisted pairs (differential RF output)
Bandwidth
HV-101J: 6MHz
FFT
2K, 4K, 8K
Code rate
1/2, 2/3, 3/4, 5/6, 7/8
Guard interval
1/4, 1/8, 1/16 or 1/32
Frequency range
50~950MHz, 1200~1350MHz step size 1KHz; ISDB-T channels: (STD-B21) UHF band: UHF 13ch~62ch; VHF band VHF 1ch~12 ch; MID band c13ch~c22 ch; SHB band c23ch~c63 ch
Segment & Layer
HV-101J: 13 Seg or 1 Seg
Time Interleaver
HV-101J: Not supported
RF Output Level
50-950 MHz -3 dBm (105 dBuV) typically; 1200-1350 MHz -30~-40 dBm (68~78 dBuV) typically (Differential output less by 6~7 dB)
Digital Gain/Attenuator for Fine Tuning
Range: +5dB~-10dB, Step size 1dB
MER
50~950MHz, 35 dB Typically; 1200~1350MHz, 30dB Typically
Spectrum Shoulder (Adjacent channel)
45dB
Phase noise
<-92dBc @ 10kHz
Carrier Suppression
>42dB
  • Note1: output formats supported depend on the video input formats. The frame rate should be consistent and the encoded video frame size should be less or equal to the original input.
  • Note2: For VGA-input, the encoded frame size can only be the same as the input.
  • Specifications are subject to change without prior notice.
  • There could be MER loss in high gain/attenuation level.

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