1. ‫‪TEST REPORT‬‬ ‫ﺟﻬﺎﺯ ﺗﺭﻣﻳﺯ ﻓﺿﺎﺋﻲ ﺍﺣﺗﺭﺍﻓﻲ‬
‫‪Jiuzhou DVE-4Q‬‬
‫ﺟﻬﺎﺯ ﺗﺭﻣﻳﺯ 2-‪ mpeg‬ﺭﺑﺎﻋﻲ ﺍﻟﻘﻧﻭﺍﺕ‬
‫ﻟﻠﻣﺣﻁﺎﺕ ﺍﻟﺭﺋﻳﺳﻳﺔ ﻟﻠﺗﻠﻔﺯﻳﻭﻥ ﺍﻟﺭﻗﻣﻲ‬
‫ﺳﺗﺔ ﻣﻔﺎﺗﻳﺢ . ﻟﻛﻥ ﺟﻬﺎﺯ ﺍﻟﺗﺭﻣﻳﺯ‬ ‫ﺍﻟﺗﻰ ﺗﺷﺑﻪ ﺍﻟﻰ ﺣﺩ ﻛﺑﻳﺭ ﺍﻟﻣﻌﺎﻟﺟﺎﺕ‬ ‫ﻋﻧﺩﻣﺎ ﻧﺳﺗﻣﺗﻊ ﺑﻣﺷﺎﻫﺩﺓ ﺍﻟﺗﻠﻔﺯﻳﻭﻥ ﺍﻟﺭﻗﻣﻰ ﻓﺎﻧﻧﺎ ﻧﺎﺩﺭﺍ ﻣﺎ‬
‫2‪ mpeg‬ﻻ ﻳﻌﺗﺑﺭ ﺟﻬﺎﺯ ﻳﻭﺿﻊ‬ ‫ﺍﻟﺩﻗﻳﻘﺔ ﺍﻟﻣﺳﺗﺧﺩﻣﺔ ﻓﻰ ﺍﻟﻛﻣﺑﻳﻭﺗ ﺭﺍﺕ‬ ‫ﻧﻔﻛﺭ ﻓﻰ ﻛﻳﻔﻳﺔ ﻋﻣﻝ ﺍﻭ ﺻﻧﻊ ﺍﻻﺷﺎﺭﺓ . ﺑﻌﺽ ﺍﻟﻣﺷﺎﻫﺩﻳﻥ‬
‫ﻓﻰ ﺧ ﺯﺍﻧﺔ ﺍﺟﻬﺯﺓ ﺍﻟﻔﻳﺩﻳﻭ ﻭ ﺍﻟﺻﻭﺕ‬ ‫ﺑﺎﻟﺷﻛﻝ ﺍﻟﺻﺣﻳﺢ ﻭ ﺍﻟﻭﻗﺕ ﺍﻟﻣﻼﺋﻡ .‬ ‫ﺍﻟﻣﺗﻁﻭﺭﻳﻥ ﻋﺭﻓﻭﺍ ﺍﻥ ﺍﻻﺷﺎﺭﺓ ﺍﻻﻭﻟﻰ ﻋﺎﺩﺓ ﻣﺎ ﺗﻛﻭﻥ ﻋﻠﻰ‬
‫ﻻﺛﺎﺭﺓ ﺍﻧﻁﺑﺎﻉ ﺿﻳﻭﻓﻙ. ﻣﻥ ﺍﻟﻣﻔﺗﺭﺽ‬ ‫ﺍﺫﺍ ﻟﻡ ﻳﺗﻡ ﻋﻣﻝ ﻫﺫﺍ ﺑﺎﻟﺷﻛﻝ ﺍﻟﺻﺣﻳﺢ‬
‫ﺷﻛﻝ ﺗﻧﺎﻅﺭﻯ . ﻳﺟﺏ ﺗﺣﻭﻳﻝ ﻣﺛﻝ ﻫﺫﻩ ﺍﻻﺷﺎﺭﺓ ﺍﻟﺗﻧﺎﻅﺭﻳﺔ ﺍﻟﻰ‬
‫ﺍﻥ ﻳﺗﻡ ﺗﺭﻛﻳﺑﻪ ﻭ ﺑﺭﻣﺟﺗﻪ ﻓﻰ ﻣﺣﻁﺔ‬ ‫ﺳﻧﻭﺍﺟﻪ ﻣﺷﻛﻠﺔ ﺗﻭﺍﻓﻕ ﺣﺭﻛﺔ ﺍﻟﺷﻔﺗﻳﻥ‬
‫ﺍﻟﺷﻛﻝ ﺍﻟﺭﻗﻣﻰ . ﺍﻥ ﻣﻌﻳﺎﺭ ﺑﺙ ﺍﻟﻔﻳﺩﻳﻭ ﺍﻟﺭﻗﻣﻰ ﻳﺻﻔﻬﺎ ﺑﺩﻗﺔ .‬
‫ﺍﻟﺗﺣﻛﻡ ﺍﻟﺭﺋﻳﺳﻳﺔ ﻭ ﺍﺑﻘﺎﺋﻪ ﺑﻌﻳﺩﺍ ﻋﻥ‬ ‫ﻣﻊ ﺍﻟﺻﻭﺭﺓ ﻭ ﺍﻟﺻﻭﺕ ) ﺣﻳﺙ‬
‫ﻫﺫﺍ ﺍﻟﻧﻣﻁ ﻳﺳﻣﻰ ﻧﻘﻝ ﺍﻟﺗﻳﺎﺭ ) 2-‪ . (mpeg‬ﺣﻘﻳﻘﺔ ﻓﺎﻥ ﺗﻳﺎﺭ‬
‫ﺍﻟﻠﻣﺱ .‬ ‫ﺳﻳﻛﻭﻥ ﻫﻧﺎﻙ ﻓﺎﺭﻕ ﺯﻣﻧﻰ ﺑﻳﻥ‬
‫ﺍﻟﺻﻭﺭﺓ ﻭ ﺍﻟﺻﻭﺕ( ﺍﻭ ﺳﻳﻛﻭﻥ ﻫﻧﺎﻙ‬
‫ﻣﻧﻘﻭﻝ ﻭﺍﺣﺩ ﻣﻣﻛﻥ ﺍﻥ ﻳﺣﻣﻝ ﻋﺩﺩ ﻣﻥ ﺍﻟﻘﻧﻭﺍﺕ ﺍﻟﺗﻧﺎﻅﺭﻳﺔ‬
‫ﺗﻅﻬﺭ ﺍﻟﻭﺍﺟﻪ ﺍﻟﺧﻠﻔﻳﺔ ﻣﺎ ﻳﻣﻛﻥ‬ ‫ﺑﻌﺽ ﺍﻟﺗﺷﻭﻳﻪ ﻓﻲ ﺍﻟﻔﻳﺩﻳﻭ) ﺳﻳﻛﻭﻥ‬ ‫ﺍﻟﻣﺣﻭﻟﺔ ﺍﻟﻰ ﺭﻗﻣﻳﺔ . ﺑﻌﺩ ﺫﻟﻙ ﻳﺗﻡ ﺗﻐﺫﻳﺔ ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ ﺍﻟﻰ‬
‫ﺍﻥ ﻳﻔﻌﻠﻪ ﺟﻬﺎﺯ -‪jiuzhou dve‬‬ ‫ﻫﻧﺎﻙ ﺑﻌﺽ ﺍﻟﻣﺭﺑﻌﺎﺕ ﻭﺍﻟﺗﻘﻁﻳﻌﺎﺕ‬ ‫ﻣﺿﻣﻥ ) ﻣﻐﻳﺭ ( ﺑﻧﻭﻉ ﻣﻧﺎﺳﺏ:‬
‫. ﻳﻭ ﺟﺩ ﺑﻬﺎ ﺍﺭﺑﻌﺔ ﻣﺩﺍﺧﻝ‬ ‫‪4q‬‬ ‫ﺍﻟﺗﻲ ﺗﻅﻬﺭ ﻫﻧﺎ ﻭﻫﻧﺎﻙ ﻋﻠﻰ ﺍﻟﺷﺎﺷﺔ‬
‫ﻓﻳﺩﻳﻭ ﻭ ﺻﻭﺕ ﻭ ﻋﻠﻰ ﺍﻟﺭﻏﻡ ﻣﻥ ﺍﻧﻬﺎ‬ ‫, ﻭﺧﺎﺻﺔ ﻓﻲ ﻣﺷﺎﻫﺩ ﺍﻟﺣﺭﻛﺔ( .‬
‫ﺗﺳﺗﺧﺩﻡ ﺍﻟﻳﺔ ﺗﻭﺻﻳﻝ ﻫﻭﺍﺋﻰ ﻋﺎﺩﻯ‬ ‫ﺍﻭ ﺍﻟﺑﺙ ﺍﻻﺭﺿﻰ ، ﻭ ﻟﻛﻥ ﻛﻳﻑ ﻳﺗﻡ‬ ‫ﻣﺭﺣﻠﺔ ﺍﻟﺗﺭﺑﻳﻊ ﻭﻗﻔﻝ ﺍﻟﺗﻐﻳﻳﺭ ‪qpsk‬‬
‫) ‪ (bnc‬ﻓﺎﻧﻬﺎ ﻣﻥ ﻧﻔﺱ ﻧﻭﻉ ﺍﻻﺷﺎﺭﺓ‬ ‫ﺍﻥ ﺟﻬﺎﺯ ‪jiuzhou dve-4q‬‬ ‫ﻋﻣﻝ ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ ، ﻫﻧﺎ ﻳﺎﺗﻰ ﺩﻭﺭ‬ ‫ﻟﻠﺑﺙ ﺍﻟﺗﻠﻔﺯﻳﻭﻧﻲ ﺍﻟﺭﻗﻣﻲ ﻋﺑﺭ ﺍﻷﻗﻣﺎﺭ‬
‫ﺍﻟﺗﻰ ﻧﺳﺗﺧﺩﻣﻬﺎ ﻓﻰ ﺍﺟﻬﺯﺓ ﺍﻻﺳﺗﻘﺑﺎﻝ‬ ‫ﻣﺻﻣﻡ ﺑﺎﻟﺗﺭﻛﻳﺏ ﺍﻻﺣﺗ ﺭﺍﻓﻰ ﺑﺎﺣﺗﻭﺍﺋﻪ‬ ‫ﻣﺭﻣ ﺯﺍﺕ 2-‪ . mpeg‬ﻓﻬﻰ ﻋﺑﺎﺭﺓ ﻋﻥ‬ ‫ﺍﻟﺻﻧﺎﻋﻳﺔ ‪, dvb-s‬ﺗﻐﻳﻳﺭ ﻣﺩﻯ‬
‫ﺍﻟﻔﺿﺎﺋﻰ ﻭﻟﻛﻥ ﺗﺣﺗﻭﻯ ﻋﻠﻰ ﻣﺩﺍﺧﻝ‬ ‫ﻋﻠﻰ 91 ﻣﻧﻔﺫ ﻭ ﻫﺫﺍ ﻳﻌﺗﺑﺭ ﺷﺊ‬ ‫ﺍﺟﻬﺯﺓ ﺗﺣﺗﻭﻯ ﻋﻠﻰ ﻣﺩﺧﻝ ﺗﻣﺎﺛﻠﻰ‬ ‫ﺍﻟﺗﺭﺑﻳﻊ, ‪ QAM‬ﻟﻠﺑﺙ ﺍﻟﺗﻠﻔﺯﻳﻭﻧﻲ‬
‫ﻓﻳﺩﻳﻭ ﻭﺻﻭﺕ )‪ – (RCA‬ﻓﻳﺩﻳﻭ‬ ‫ﻧﻣﻭﺫﺟﻰ .ﺍﻟﻭﺍﺟﻬﺔ ﺍﻻﻣﺎﻣﻳﺔ ﺗﺑﺩﻭ‬ ‫ﺍﻭ ﺍﻛﺛﺭ ﻭ ﻣﺧﺭﺝ ﺭﻗﻣﻰ ﻭﺍﺣﺩ ﻳﺣﻣﻝ‬ ‫ﺍﻟﺭﻗﻣﻲ ﻋﺑﺭ ﺍﻟﻛﺎﺑﻼﺕ ﻭ‪COFDM‬‬
‫ﺗﻣﺎﺛﻠﻰ ﻭ ﺻﻭﺕ ﺳﺗﻳﺭﻳﻭ ﺗﻣﺎﺛﻠﻰ‬ ‫ﺑﺳﻳﻁﺔ – ﻻ ﻳﻭﺟﺩﺑﻬﺎ ﺍﻯ ﺿﺭﺑﺎﺕ‬ ‫ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ . ﻋﻣﻠﻳﺔ ﺗﺣﻭﻳﻝ‬ ‫ﻟﺑﺙ ﺍﻟﺗﻠﻔﺯﻳﻭﻧﻲ ﺍﻟﺭﻗﻣﻲ ﺍﻻﺭﺿﻲ‬
‫ﻏﻳﺭ ﺿﺭﻭﺭﻳﺔ . ﻳﻭﺟﺩ ﻋﻠﻰ ﺷﺎﺷﺔ‬ ‫ﺍﻻﺷﺎﺭﺓ ﺍﻟﺗﻣﺎﺛﻠﻳﺔ ﺍﻟﻰ ﺭﻗﻣﻳﺔ ﻟﻳﺳﺕ‬
‫ﻣﻭﺍﺻﻔﺎﺕ ﺍﻟﺟﻬﺎﺯ ﺗﺑﻳﻥ ﺍﻥ‬ ‫ﺍﻟﻌﺭﺽ ﺿﻭء ﻟﻠﻛﻬﺭﺑﺎء ﻭﺿﻭء‬ ‫ﺑﺎﻟﺳﻬﻭﻟﺔ ﺍﻟﺗﻰ ﺗﺑﺩﻭ ﻋﻠﻳﻬﺎ . ﻳﺟﺏ‬ ‫ﻳﻣﻛﻥ ﺍﺳﺗﺧﺩﺍﻡ ﻧﻔﺱ ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ‬
‫ﺍﻟﻣﺩﺧﻼﺕ ﻳﻣﻛﻥ ﺍﻥ ﺗﻛﻭﻥ ﺑﻧﻅﺎﻡ‬ ‫ﻟﻳﺑﻳﻥ ﺣﺎﻟﺔ ﺍﻟﺟﻬﺎﺯ ﻭﻳﻭﺟﺩ ﺍﻳﺿﺎ‬ ‫ﺍﺳﺗﺧﺩﺍﻡ ﻣﻌﺎﻟﺟﺎﺕ ﺍﻻﺷﺎﺭﺓ ﺍﻟﺭﻗﻣﻳﺔ‬ ‫ﻟﻠﻘﻣﺭ ﺍﻟﺻﻧﺎﻋﻰ ﺍﻟﺭﻗﻣﻰ ﺍﻭ ﺍﻟﻛﻭﺍﺑﻝ‬
‫0102/30-20‬
‫‪Jiuzhou DVE- 4Q‬‬
‫‪Excellent MPEG -2 encoder for use‬‬
‫‪in local‬‬
‫‪cable or terrestrial networks‬‬
‫‪40 TELE-satellite — Global Digital TV Magazine — 02-03/2010 — www.TELE-satellite.com‬‬

2. www.TELE-satellite.com — 02-03/2010 — TELE-satellite — Global Digital TV Magazine 41

3. ‫ﺍ ﻻﺧﺗﻳﺎﺭ ﺑﻳﻥ ‪ PAL‬ﺍﻭ ‪ NTSC‬ﺍﻭ‬ ‫‪ PAL‬ﺍﻭ ‪ -NTSC‬ﺳﻳﻘﻭﻡ ﺟﻬﺎﺯ‬
‫ﺍﻟﻰ . ﺍﻟﺑﻧﺩ ﺍﻟﺗﺎﻟﻰ ﻳﺳﻣﺢ ﻟﻙ ﺑﺎﺧﺗﻳﺎﺭ‬ ‫ﺍﻟﺗﺭﻣﻳﺯ ﺑﺿﺑﻁﻬﺎ ﺑﺷﻛﻝ ﺍﻟﻲ . ﻳﻭﺟﺩ‬
‫ﺗﺗﺎﺑﻊ ﺍﻻﻁﺎ ﺭﺍﺕ ﺍﻟﺩﺍﺧﻠﻳﺔ )‪ (I‬ﺃﻭ‬ ‫ﻣﺧﺭﺟﻳﻥ ‪ BNC‬ﻭﻟﻛﻥ ﺑﻧﻔﺱ ﺍﻻﺷﺎﺭﺓ‬
‫ﺗﻧﺑﺅﻳﺔ )‪ (P‬ﺃﻭﺛﻧﺎﺋﻳﺔ ﺍﻻﺗﺟﺎﻩ )‪ (B‬ﻓﻲ‬ ‫. ﻣﻥ ﺧﻼﻝ ﻫﺫﻳﻥ ﺍﻟﻣﺧﺭﺟﻳﻥ ﻳﺗﻡ‬
‫‪■ Setting the channel bitrate‬‬
‫ﻣﺟﻣﻭﻋﺔ ﺍﻟﺻﻭﺭ )‪ (GOP‬ﻓﺗﻛﻭﻥ‬ ‫ﺍﺧ ﺭﺍﺝ ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ . ﻟﺫﻟﻙ ﻳﻣﻛﻧﻙ‬
‫ﺍﻣﺎ : ‪ IP‬ﺍﻭ ‪ IBP‬ﺍﻭ ‪. IBBP‬ﺑﻌﺩ‬ ‫ﺗﻭﺻﻳﻝ ﺟﻬﺎﺯﻯ ﺗﻐﻳﻳ ﺭﺍﻟﻰ ﺟﻬﺎﺯ‬
‫ﺫﻟﻙ ﻳﻣﻛﻧﻙ ﺿﺑﻁ ﺍﻻﻧﺎﺭﺓ ,ﺍﻟﺗﺑﺎﻳﻥ ,‬ ‫ﺍﻟﺗﺭﻣﻳﺯ ﺍﺫﺍ ﺩﻋﺕ ﺍﻟﺣﺎﺟﺔ ﺍﻭ ﻳﻣﻛﻧﻙ‬
‫ﺍﻟﺗﺷﺑﻊ ﻭﺩﺭﺟﺔ ﺍﻻﻟﻭﺍﻥ ﻟﻠﻣﺩﺧﻼﺕ ﻓﻲ‬ ‫ﻭﺻﻝ ﺟﻬﺎﺯ ﺗﻐﻳﻳﺭ ﻭ ﺟﻬﺎﺯ ﺗﺣﻠﻳﻝ‬
‫ﺍﻟﻘﻭﺍﺋﻡ ﺍﻟﻔﺭﻋﻳﺔ ﺍﻟﺗﺎﻟﻳﺔ.ﺑﻬﺫﻩ ﺍﻟﻁﺭﻳﻘﺔ‬ ‫ﻟﻼﺷﺎﺭﺓ ﺍﻟﻣﻧﻘﻭﻟﺔ‬
‫ﻳﻣﻛﻧﻙ ﺍﻟﺗﻌﻭﻳﺽ ﻋﻥ ﺍﻟﻧﻘﺹ ﻓﻲ‬
‫ﺍﻻﺷﺎﺭﺓ ﺍﻟﺗﻣﺎﺛﻠﻳﺔ ﺍﻟﻣﺳﺗﻘﺑﻠﺔ.ﻳﺗﻡ‬ ‫ﺍﺿﺎﻓﺔ ﺍﻟﻰ ﺍﻟﻣﺩﺧﻼﺕ ﻭ‬
‫ﺿﺑﻁ ﻫﺫﻩ ﺍﻟﻘﻳﻡ ﻓﻲ ﻧﻁﺎﻕ ﻣﻥ 0‬ ‫ﺍﻟﻣﺧﺭﺟﺎﺕ ﻳﻭﺟﺩ ﻣﻧﻔﺫ ﺗﺳﻠﺳﻠﻰ‬
‫.........552 ﺃﻭ ﻣﻥ 0..........821‬ ‫232-‪ RS‬ﻭﻣﺩﺧﻝ ﺍﻧﺗﺭﻧﺕ ﻭ ﻣﺩﺧﻝ‬
‫)ﺑﺎﻟﻧﺳﺑﺔ ﻟﺗﺩﺭﺝ ﺍﻻﻟﻭﺍﻥ(.‬ ‫ﻟﻛﺎﺑﻝ ﺍﻟﻛﻬﺭﺑﺎء ﻭ ﻣﻔﺗﺎﺡ ﺗﺷﻐﻳﻠﻰ‬
‫ﻋﻠﻰ ﺍﻟﻠﻭﺣﺔ ﺍﻟﺧﻠﻔﻳﺔ . ﻣﻥ ﺍﻟﻣﺛﻳﺭ‬
‫‪Transport stream generated at 720x576 resolution and high bitrate‬‬ ‫ﻋﻠﻰ ﺍﻟﺭﻏﻡ ﻣﻥ ﺍﻧﻬﺎ ﺗﺑﺩﻭ ﻋﻣﻠﻳﺔ‬ ‫ﺍﻧﻪ ﻻ ﻳﺣﺗﻭﻯ ﻋﻠﻰ ﻣﺭﻭﺣﺔ ﻟﻠﺗﺑﺭﻳﺩ.‬
‫ﺻﻌﺑﺔ ﻓﻲ ﺍﻟﺑﺩﺍﻳﺔ ﻓﺎﻥ ﻋﻣﻠﻳﺔ ﺗﻐﻳﻳﺭ‬ ‫ﺑﺎﻟﺭﺟﻭﻉ ﺍﻟﻰ ﺩﻟﻳﻝ ﺍﻟﻣﺳﺗﺧﺩﻡ‬
‫ﺍﻟﻘﻳﻡ ﺍﻟﻌﺩﺩﻳﺔ ﻫﻲ ﻓﻲ ﺍﻟﻭﺍﻗﻊ ﻋﻣﻠﻳﺔ‬ ‫ﺍﻛﺗﺷﻔﻧﺎ ﺍﻥ ﺍﻟﺟﻬﺎﺯ ﻳﺳﺗﻬﻠﻙ 03ﻭﺍﺕ‬
‫ﺳﺭﻳﻌﺔ ﻭﺳﻬﻠﺔ . ﺍﻷﺳﻬﻡ ﻟﻠﻳﺳﺎﺭ‬ ‫ﺍﻯ ﻧﻔﺱ ﺍﻟﻛﻣﻳﺔ ﺍﻟﺗﻰ ﻳﺳﺗﻬﻠﻛﻬﺎ‬
‫ﻭﺍﻟﻳﻣﻳﻥ ﺗﺳﺗﺧﺩﻡ ﻟﺗﻐﻳﻳﺭ ﺍﻻﺭﻗﺎﻡ ﺑﻳﻧﻣﺎ‬ ‫ﺟﻬﺎﺯ ﻣﺳﺗﻘﺑﻝ ﻓﺿﺎﺋﻰ ﺍﺧﺭ ﻭ‬
‫ﺍﻻﺳﻬﻡ ﻟﻼﻋﻠﻰ ﻭﺍﻻﺳﻔﻝ ﺗﺳﺗﺧﺩﻡ‬ ‫ﻫﺫﺍ ﻳﺯﻳﻝ ﺍﻟﻌﺟﺏ ﻣﻥ ﻋﺩﻡ ﻭﺟﻭﺩ‬
‫ﻟﺯﻳﺎﺩﺓ ﺍﻭ ﺍﻧﻘﺎﺹ ﺍﻻﺭﻗﺎﻡ . ﻭﻣﻊ ﺫﻟﻙ‬ ‫ﻣﺭﻭﺣﺔ ﺑﺎﻟﺗﺑﺭﻳﺩ . ﺟﻬﺎﺯ ﺍﻟﺗﺭﻣﻳﺯ‬
‫ﺍﺫﺍ ﻛﺎﻧﺕ ﺍﻻﺷﺎﺭﺓ ﺍﻟﻣﺩﺧﻠﺔ ﺟﻳﺩﺓ ﻭﻻ‬ ‫ﺍﻟﺫﻯ ﺍﺳﺗﻠﻣﻧﺎﻩ ﻟﻼﺧﺗﺑﺎﺭ ﻳﻌﻣﻝ ﺑﻘﻭﺓ‬
‫ﺗﺗﻁﻠﺏ ﺗﺻﺣﻳﺢ ﻓﻣﻥ ﺍﻻﻓﺿﻝ ﺗﺭﻙ‬ ‫ﻛﻬﺭﺑﺎء 022ﻓﻭﻟﺕ ﺑﺯﺍﺋﺩ ﺍﻭ ﻧﺎﻗﺹ‬
‫ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻣﺻﻧﻊ.‬ ‫%01 ﻭﺩﺭﺟﺔ ﺣ ﺭﺍﺭﺓ ﻣﺣﻳﻁﺔ ﻣﻥ‬
‫5.... 04 ﺩﺭﺟﺔ ﻣﺋﻭﻳﺔ ﻭ ﺍﻭﺻﻰ‬
‫ﺍﻟﻘﻭﺍﺋﻡ ﺍﻟﻔﺭﻋﻳﺔ ﺍﻻﺧﺭﻯ ﻓﻲ ﺑﻧﺩ‬ ‫ﻣﺻﻧﻌﻳﻰ ﺍﻟﺟﻬﺎﺯ ﺑﺎﻟﺗﺎﻛﺩ ﻣﻥ ﻭﺟﻭﺩ‬
‫‪Transport stream generated at 352x576 resolution and high bitrate‬‬ ‫ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻘﻧﺎﺓ ﺗﻛﻭﻥ ﺭﻗﻣﻳﺔ ﺍﻛﺛﺭ‬ ‫ﺗﻬﻭﻳﺔ ﺟﻳﺩﺓ ﻟﻠﺟﻬﺎﺯ ﻭ ﺍﻻﺧﺫ ﺑﻌﻳﻥ‬
‫ﺑﻁﺑﻳﻌﺗﻬﺎ . ﻫﺫﻩ ﺍﻻﻋﺩﺍﺩﺍﺕ ﻫﻲ : ﺩﻗﺔ‬ ‫ﺍﻻﻋﺗﺑﺎﺭ ﺗﻛﻳﻳﻑ ﺍﻟﻐﺭﻓﺔ . ﻓﻰ ﺍﻟﻭﺍﻗﻊ‬
‫ﺍﻟﺻﻭﺭﺓ , ﻣﻌﺩﻝ ﺗﺭﻣﻳﺯ ﺍﻟﺻﻭﺕ ,ﻣﻌﺩﻝ‬ ‫ﻓﺎﻥ ﻏﺭﻑ ﺍﻟﺗﺣﻛﻡ ﺍﻟﺭﺋﻳﺳﻳﺔ ﻋﺎﺩﺓ‬
‫ﺑﺗﺎﺕ ﺍﺧ ﺭﺍﺝ ﺍﻟﺻﻭﺕ . ﺍﻋﺩﺍﺩﺍﺕ ﺿﺑﻁ‬ ‫ﻣﺎ ﺗﻛﻭﻥ ﻣﻣﺗﻠﺋﺔ ﻭ ﺍﻻﻫﺗﻣﺎﻡ ﺑﻌﺎﻣﻝ‬
‫ﺍﻟﻔﻳﺩﻳﻭ ﺍﻟﻣﺗﻭﻓﺭﺓ ﻫﻲ : ,675‪720x‬‬ ‫ﺍﻟﺗﻬﻭﻳﺔ ﺍﻣﺭ ﻭﺍﺟﺏ .‬
‫,675‪704x‬‬ ‫,675‪640x‬‬
‫,675‪544x‬‬ ‫,675‪480x‬‬ ‫ﺍﻟﺗﺭﻛﻳﺏ‬
‫675‪ 384x576, 352x‬ﻟﻧﻅﺎﻡ‬
‫‪ PAL‬ﻭ ,084‪720x480, 704x‬‬ ‫ﺑﻌﺩ ﺍﺿﺎءﺓ ﺍﻟﺟﻬﺎﺯ ﻳﺑﺩﺍ ﺑﺗﺷﻐﻳﻝ‬
‫,084‪640x‬‬ ‫,084‪544x‬‬ ‫ﻧﻔﺳﻪ ﻝ04 ﺛﺎﻧﻳﺔ ﺛﻡ ﻳﻌﺭﺽ‬
‫,084‪480x‬‬ ‫,084‪384x‬‬ ‫ﻧﺳﺧﺔ ﺍﻟﺳﻭﻓﺕ ﻭﻳﺭ ﻭﺍﻟﻬﺎﺭﺩ ﻭﻳﺭ .‬
‫084‪ 352x‬ﻟﻧﻅﺎﻡ ‪ . NTSC‬ﻳﻣﻛﻥ‬ ‫ﻳﻣﻛﻧﻙ ﺍﻟﺿﻐﻁ ﺍﻻﻥ ﻋﻠﻰ ﻣﻔﺗﺎﺡ‬
‫‪Transport stream generated at 704x480 resolution and high bitrate‬‬
‫ﺿﺑﻁ ﺍﻋﺩﺍﺩﺍﺕ ﺗﺭﻣﻳﺯ ﺍﻟﺻﻭﺕ ﺍﻟﻰ‬ ‫ﺍﻭﻛﻰ ‪ OK‬ﻟﻠﺩﺧﻭﻝ ﺍﻟﻰ ﺍﻟﻘﺎﺋﻣﺔ‬
‫: ‪kHz, 44.1 kHz or 48 kHz‬‬ ‫ﺍﻟﺭﺋﻳﺳﻳﺔ ﻭ ﺗﺗﻛﻭﻥ ﻣﻥ ﺍﺭﺑﻌﺔ ﺑﻧﻭﺩ :‬
‫ﻭ ﻣﻌﺩﻝ ﺑﺗﺎﺕ ﺍﺧ ﺭﺍﺝ ﺍﻟﺻﻭﺕ ﺍﻟﻰ‬ ‫ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻘﻧﺎﺓ ، ﺍﻋﺩﺍﺩﺍﺕ ﻣﺗﻌﺩﺩﺓ ،‬
‫821, 652 ‪. .or 384 kbps‬‬ ‫ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻧﻅﺎﻡ ﻭ ﻓﺣﺹ ﺍﻟﻣﻌﻠﻭﻣﺎﺕ‬
‫ﺍﻟﺗﺣﺫﻳﺭﻳﺔ . ﻣﻔﺎﺗﻳﺢ ﺍﻟﺗﻧﻘﻝ ﻟﻼﻋﻠﻰ‬
‫ﺧﻳﺎ ﺭﺍﺕ ﺍﻟﺻﻭﺕ ﻫﻲ ﺍﻟﺧﻳﺎﺭ‬ ‫ﻭﺍﻻﺳﻔﻝ ﺗﺳﺗﺧﺩﻡ ﻟﻠﺗﻧﻘﻝ ﺑﻳﻥ ﺑﻧﻭﺫ‬
‫ﺍﻟﺗﺎﻟﻲ ﻓﻲ ﺑﻧﻭﺩ ﺍﻟﻘﺎﺋﻣﺔ ﻭﻳﻣﻛﻧﻙ‬ ‫ﺍﻟﻘﺎﺋﻣﺔ ﻭ ﻟﻠﺩﺧﻭﻝ ﺍﻟﻰ ﺍﻯ ﺑﻧﺫ ﻳﺗﻡ‬
‫ﺿﺑﻁﻬﺎ ﺍﻟﻰ ﺳﺗﻳﺭﻳﻭ , ﺳﺗﻳﺭﻳﻭ‬ ‫ﺍﻟﺿﻐﻁ ﻋﻠﻰ ﻣﻔﺗﺎﺡ ﺍﻭﻛﻰ ‪. OK‬‬
‫ﻣﺷﺗﺭﻙ , ﻣﺯﺩﻭﺝ ﺃﻭ ﺛﻧﺎﺋﻲ. ﺍﺧﺭ ﺑﻧﺩ‬
‫ﻓﻲ ﺍﻋﺩﺍﺩﺍﺕ ﺿﺑﻁ ﺍﻟﺻﻭﺭﺓ ﻫﻭ ﻣﻌﺩﻝ‬ ‫ﺗﺳﺗﺧﺩﻡ ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻘﻧﺎﺓ ﺑﻭﺿﻊ‬
‫ﻣﺧﺭﺟﺎﺕ ﺍﻟﻘﻧﺎﺓ )ﺻﻭﺕ ﻭ ﻓﻳﺩﻳﻭ( ﻣﻊ‬ ‫ﺍﻟﻣﻌﻠﻣﺎﺕ ﺍﻟﻣﻧﺎﺳﺑﺔ ﻟﻛﻝ ﻣﺩﺧﻝ ﻣﻥ‬
‫‪Transport stream generated at 720x576 resolution and low bitrate‬‬ ‫ﺿﺑﻁ ﺍﻻﻋﺩﺍﺩﺍﺕ ﻣﻥ 1 ‪ Mbps‬ﺍﻟﻰ‬ ‫ﻣﺩﺍﺧﻝ ﺍﻟﻔﻳﺩﻳﻭ ﻭ ﺍ ﻟﺻﻭﺕ ﻭ ﻳﻣﻛﻧﻙ‬
‫‪42 TELE-satellite — Global Digital TV Magazine — 02-03/2010 — www.TELE-satellite.com‬‬

4. TELE-satellite World www.TELE-satellite.com/...
Download this report in other languages from the Internet: ‫ﺍﻻﺩﺍء‬ . ‫ ﻭﺿﺑﻁ ﻣﻌﺭﻓﺎﺕ ﺍﻟﻘﻧﺎﺓ‬Mbps 15
Arabic ‫ﺍﻟﻌﺮﺑﻴﺔ‬ www.TELE-satellite.com/TELE-satellite-1003/ara/encoder.pdf ‫ﻣﻌﺭﻓﺎﺕ ﺍﻟﻘﻧﺎﺓ ﺗﺳﻣﺢ ﻟﻙ ﺑﻭﺿﻊ ﻗﻳﻡ‬
Indonesian Indonesia www.TELE-satellite.com/TELE-satellite-1003/bid/encoder.pdf
Bulgarian Български www.TELE-satellite.com/TELE-satellite-1003/bul/encoder.pdf
‫ ﻗﻣﻧﺎ‬DVE- 4Q ‫ﻟﻔﺣﺹ ﺍﺩﺍء‬ ‫ﺗﻌﺭﻳﻑ ﺍﻟﻔﻳﺩﻳﻭ , ﺍﻟﺻﻭﺕ ﺍﻻﺳﺗﺭﺩﺍﺩ‬
Czech Česky www.TELE-satellite.com/TELE-satellite-1003/ces/encoder.pdf
German
English
Deutsch
English
www.TELE-satellite.com/TELE-satellite-1003/deu/encoder.pdf
www.TELE-satellite.com/TELE-satellite-1003/eng/encoder.pdf ‫ﺑﺗﻭﺻﻳﻠﻪ ﺑﻣﻐﻳﺭ ﺑﺙ ﺗﻠﻔﺯﻳﻭﻧﻰ ﺭﻗﻣﻰ‬ ‫( ﻭﺑﺭﻧﺎﻣﺞ ﺗﻭﺿﻳﺢ ﺧﺭﻳﻁﺔ‬PCR)
Spanish
Farsi
Español
‫ﻓﺎﺭﺳﻲ‬
www.TELE-satellite.com/TELE-satellite-1003/esp/encoder.pdf
www.TELE-satellite.com/TELE-satellite-1003/far/encoder.pdf ‫. ﻟﻠﻣﺩﺧﻼﺕ‬ DVB –T ‫ﺗﻣﺎﺛﻠﻰ‬ . ‫( ﺍﻟﺧﺎﺹ ﺑﺎﻟﻘﻧﺎﺓ‬PMT) ‫ﺍﻟﺟﺩﻭﻝ‬
French Français www.TELE-satellite.com/TELE-satellite-1003/fra/encoder.pdf
Hebrew ‫עברית‬ www.TELE-satellite.com/TELE-satellite-1003/heb/encoder.pdf ‫ ﻭ ﺍﻟﻣﺧﺭﺟﺎﺕ‬DVD ‫ﺍﺳﺗﺧﺩﻣﻧﺎ ﻣﺷﻐﻝ‬
Greek Ελληνικά www.TELE-satellite.com/TELE-satellite-1003/hel/encoder.pdf
Croatian Hrvatski www.TELE-satellite.com/TELE-satellite-1003/hrv/encoder.pdf ‫ﺍﺟﻬﺯﺓ ﺍﺳﺗﻘﺑﺎﻝ ﺍﻗﻣﺎﺭ ﺻﻧﺎﻋﻳﺔ. ﺑﺩﺃ‬ ‫ﺑﻌﺩ ﺍﻻﻧﺗﻬﺎء ﻣﻥ ﺍﻋﺩﺍﺩﺍﺕ ﺍﻟﻘﻧﺎﺓ‬
Italian Italiano www.TELE-satellite.com/TELE-satellite-1003/ita/encoder.pdf
Hungarian Magyar www.TELE-satellite.com/TELE-satellite-1003/mag/encoder.pdf ‫ﺍﻟﻣﺭﻣﺯ ﺑﺎﻟﻌﻣﻝ ﺑﺩﻭﻥ ﺍﻯ ﻣﺷﻛﻠﺔ‬ ‫ﻳﻣﻛﻧﻙ ﺍﻻﻧﺗﻘﺎﻝ ﻟﺿﺑﻁ ﺍﻻﻋﺩﺍﺩﺍﺕ‬
Mandarin 中文 www.TELE-satellite.com/TELE-satellite-1003/man/encoder.pdf
Dutch Nederlands www.TELE-satellite.com/TELE-satellite-1003/ned/encoder.pdf
‫،ﺑﺎﻋﺩﺍﺩﺍﺕ ﺍﻟﻣﺻﻧﻊ ﻭ ﻛﺎﻧﺕ ﻧﻭﻋﻳﺔ‬ ‫ﺍﻟﻣﺧﺗﻠﻔﺔ ﻭ ﻫﻰ ﻟﻳﺳﺕ ﻣﻣﺗﺩﺓ‬
Polish Polski www.TELE-satellite.com/TELE-satellite-1003/pol/encoder.pdf
Portuguese Português www.TELE-satellite.com/TELE-satellite-1003/por/encoder.pdf
‫ﺍﻻﺷﺎﺭﺓ ﺍﻟﺧﺎﺭﺟﺔ ﺟﻳﺩﺓ ﺑﺷﻛﻝ ﻓﻭﻕ‬ ‫ﻛﺎﻋﺩﺍﺩﺍﺕ ﺍﻟﻘﻧﺎﺓ، ﻓﻰ ﻫﺫﻩ ﺍﻟﻘﺎﺋﻣﺔ‬
Romanian Românesc www.TELE-satellite.com/TELE-satellite-1003/rom/encoder.pdf
Russian
Swedish
Русский
Svenska
www.TELE-satellite.com/TELE-satellite-1003/rus/encoder.pdf
www.TELE-satellite.com/TELE-satellite-1003/sve/encoder.pdf ‫ﺍﻟﻌﺎﺩﺓ ﻭ ﻫﺫﺍ ﻣﺎﻳﻣﻛﻧﻙ ﻣﺷﺎﻫﺩﺗﻪ ﻓﻰ‬ ‫ﻳﻣﻛﻧﻙ ﺍﺧﺗﻳﺎﺭ ﺍﻟﻘﻧﻭﺍﺕ ﺍﻟﺗﻰ ﺳﻳﺗﻡ‬
Turkish Türkçe www.TELE-satellite.com/TELE-satellite-1003/tur/encoder.pdf
‫ﺍﻟﺻﻭﺭ ﺍﻟﻣﺭﻓﻘﺔ . ﺍﻥ ﻳﻛﻭﻥ ﻣﻌﺩﻝ‬ ) ‫ﺩﻣﺟﻬﺎ ﻓﻰ ﻗﺎﺋﻣﺔ ﺍﻟﺿﺑﻁ ﺍﻟﻣﺗﻌﺩﺩ‬
Available online starting from 29 January 2010
‫01-5 ، ﻻ‬X1 ‫ ﺍﻓﺿﻝ ﻣﻥ‬CBER ‫ﺗﻳﺎﺭ ﺍﻟﻧﻘﻝ( . ﺍﻻﻋﺩﺍﺩ ﺍﻟﺗﺎﻟﻰ ﻓﻰ ﻗﺎﺋﻣﺔ‬
‫ﻳﻣﻛﻥ ﺍﻥ ﻧﺟﺩﻩ ﻋﺎﺩﺓ . ﺍﻧﺗﺞ ﺍﻟﻣﺭﻣﺯ‬ ‫ﺍﻟﺿﺑﻁ ﺍﻟﻣﺗﻌﺩﺩ ﻫﻭ ﻣﻌﺩﻝ ﺍﻟﺑﺕ‬
‫ﺍﺷﺎﺭﺓ ﻣﺗﻌﺩﺩﺓ ﺍﻟﺩﻗﺔ ﻭ ﺫﻟﻙ ﺑﺎﻟﺗﻭﺍﻓﻕ‬ ‫ﺍﻟﺧﺎﺭﺝ ﻣﻥ ﺍﻟﺗﻳﺎﺭ ﺍﻟﻣﻧﻘﻭﻝ . ﺍﻋﺩﺍﺩﺍﺗﻪ‬
‫ﻣﻊ ﺍﻋﺩﺍﺩﺍﺗﻧﺎ ﺍﺿﺎﻓﺔ ﻟﺩﻗﺔ ﺍﻟﻔﻳﺩﻳﻭ ﻓﺎﻥ‬ mbps 54 ‫1 ﺍﻟﻰ‬mbps ‫ﺗﻛﻭﻥ ﻣﻥ‬
‫ﻣﻌﺩﻝ ﺍﻟﺑﺕ ﻟﻠﻘﻧﺎﺓ ﺫﻭ ﺗﺎﺛﻳﺭ ﻛﺑﻳﺭ‬ ‫. ﺑﺎﻟﻁﺑﻊ ﻳﺟﺏ ﺍﻥ ﻳﻛﻭﻥ ﺍﺟﻣﺎﻟﻰ‬
‫ﻋﻠﻰ ﻧﻭﻋﻳﺔ ﺍﻟﺻﻭﺭﺓ ﺍﻟﺗﻰ ﻧﺷﺎﻫﺩﻫﺎ‬ ‫ ﺍﻟﻣﻭﺿﻭﻉ ﺍﻛﺑﺭ ﻣﻥ ﻣﺟﻣﻭﻉ‬bitrate
‫ﻋﻠﻰ ﺷﺎﺷﺔ ﺍﻟﺗﻠﻔﺎﺯ. ﻋﻧﺩ ﺗﺧﻔﻳﻑ ﻫﺫﻩ‬ ‫ﺍﻟﺑﺗﺎﺕ ﻟﻠﻘﻧﻭﺍﺕ‬
1.5 ‫ﺍﻟﺩﻗﺔ ﺍﻟﻰ ﺍﺩﻧﻰ ﻣﺳﺗﻭﻯ ﺣﻭﺍﻟﻰ‬
‫ ﺑﺩﺃﺕ ﺍﻟﺻﻭﺭﺓ ﺑﺎﻟﺗﺛﺎﻗﻝ ﻭ‬mbps ‫ﺍﻟﻘﺎﺋﻣﺔ ﺍﻟﺗﺎﻟﻳﺔ ﺗﺳﻣﺢ ﻟﻙ ﺑﺎﺧﺗﻳﺎﺭ‬
‫ﺍﻟﺗﻘﻁﻳﻊ ﻭﻳﻣﻛﻥ ﻣﻼﺣﻅﺔ ﻫﺫﺍ ﻋﻧﺩ‬ ‫ ﻣﺷﻣﻭﻻ ﻓﻰ‬sdt ‫ﺍﺫﺍ ﻣﺎ ﻛﺎﻥ ﺟﺩﻭﻝ‬
‫ﺗﻐﻳﻳﺭ ﺍﻟﻣﺷﻬﺩ . ﻛﻠﻣﺎ ﻗﻝ ﻣﻌﺩﻝ ﺍﻟﺑﺕ‬ ‫ﺍﻟﺗﻳﺎﺭ ﺍﻭﻻ ﻭﺍﻟﺑﻧﺩ ﺍﻻﺧﻳﺭ ﻓﻰ ﺍﻻﻋﺩﺍﺩﺍﺕ‬
‫ﻛﻠﻣﺎ ﺭﺧﺹ ﺍﻟﺑﺙ ﻭﻣﻊ ﺫﻟﻙ ﻳﺟﺏ‬ ‫ﺍﻟﻣﺗﻌﺩﺩﺓ ﻫﻭ ﺍﻟﺭﻗﻡ ﺍﻟﻣﻌﺭﻑ ﻟﻠﺗﻳﺎﺭ‬
Only in the headend station right at the output of a good modulator,
‫ﺍﻻ ﺗﻧﻘﺻﻪ ﻛﺛﻳ ﺭﺍ ﻻﻥ ﺍﻟﻣﺷﺎﻫﺩﻳﻥ‬ ‫ﺍﻟﻣﻧﻘﻭﻝ . ﺍﻟﻘﺎﺋﻣﺔ ﺍﻟﺗﺎﻟﻳﺔ ﻫﻰ ﺍﻋﺩﺍﺩﺍﺕ‬
one can see such perfect signal-to-noise performance
‫ﺳﻳﻼﺣﻅﻭﻥ ﺍﻟﺗﻘﻁﻳﻌﺎﺕ . ﺑﺎﻟﺣﺻﻭﻝ‬ ‫ﺍﻟﻧﻅﺎﻡ ﻭﺗﺳﺗﺧﺩﻡ ﻟﺿﺑﻁ ﺍﻋﺩﺍﺩﺍﺕ‬
‫ﻳﻣﻛﻥ‬dve-4q ‫ﻋﻠﻰ ﻣﺭﻣﺯ ﺑﺳﻬﻭﻟﺔ‬ ‫ﺍﻟﺷﺑﻛﺔ ﺍﻟﻣﺣﻠﻳﺔ : ﻋﻧﻭﺍﻥ ﺑﺭﻭﺗﻭﻛﻭﻝ‬
‫ﻻﻯ ﺷﺧﺹ ﺍﻥ ﻳﺿﺑﻁ ﺍﻻﻋﺩﺍﺩﺍﺕ‬ ‫( ، ﺍﻟﻘﻧﺎﻉ ﺍﻟﻔﺭﻋﻰ، ﻭ‬ip) ‫ﺍﻻﻧﺗﺭﻧﺕ‬
. ‫ﺍﻟﻣﻧﺎﺳﺑﺔ ﺍﻟﺧﺎﺻﺔ ﺑﻪ‬ ‫ﺍﻟﻌﺑﺎﺭﺓ ﺍﻻﻓﺗ ﺭﺍﺿﻳﺔ . ﺍﻟﺑﻧﺩ ﺍﻻﺧﻳﺭﻓﻰ‬
‫ﻫﺫﻩ ﺍﻟﻘﺎﺋﻣﺔ ﻫﻭ ﺧﻳﺎﺭ ﺍﻋﺎﺩﺓ ﺿﺑﻁ‬
‫ﺧﻼﻝ ﺍﻻﺧﺗﺑﺎﺭ ﺑﺷﻛﻝ ﻋﺎﻡ ﻋﻣﻝ‬ ‫ﺍﻟﻣﺻﻧﻊ . ﺍﺧﻳ ﺭﺍ ﺍﻟﻘﺎﺋﻣﺔ ﺍﻟﻧﻬﺎﺋﻳﺔ‬
‫ ﺑﺳﻼﺳﺔ ﻭ ﺍﺻﺩﺭ ﺗﻳﺎﺭ‬DVE4Q ‫ﻭﻫﻰ ﻗﺎﺋﻣﺔ ﻣﻌﻠﻭﻣﺎﺕ ﺍﻟﺗﺣﺫﻳ ﺭﺍﺕ‬
‫ﻣﻧﻘﻭﻝ ﻳﺣﺗﻭﻯ ﻋﻠﻰ ﻧﻭﻋﻳﺔ ﺻﻭﺕ‬ ‫ﻳﺗﻡ ﺍﺳﺗﺧﺩﺍﻣﻬﺎ ﻓﻘﻁ ﺍﺫﺍ ﺍﺿﺎء ﺿﻭء‬
‫ﻭﻓﻳﺩﻳﻭ ﺟﻳﺩﺓ ﺟﺩﺍ ﺍﻻ ﺍﺫﺍ ﻣﺎ ﻛﺎﻧﺕ‬ ‫ﺍﻟﺣﺎﻟﺔ ﺍﻻﺣﻣﺭ . ﻓﻰ ﻫﺫﻩ ﺍﻟﺣﺎﻟﺔ‬
.‫ﺍﻋﺩﺍﺩﺍﺗﻧﺎ ﻣﻧﺧﻔﺿﺔ ﻋﻣﺩﺍ‬ . ‫ﻳﻣﻛﻧﻧﺎ ﻓﺣﺹ ﺳﺑﺏ ﺍﻟﺧﻁﺎ‬
The constellation diagram reveals that the signal is very “clean”
(noiseless)
TECHNICAL
DATA
‫ﺭﺃﻯ ﺍﻟﺧﺑﺭﺍء‬
Manufacturer SICHUAN JIUZHOU ELECTRONIC TECHNOLOGY CO., Ltd.
No. 16, Yuejin Road, Mianyang, Sichuan Province, China
Web www.jiuzhoutech.com/
+ Phone +86-816-2469 300
‫ ﺑﻧﻭﻋﻳﺔ‬mpeg-2 ‫ ﺟﻬﺎﺯ ﺑﺳﻳﻁ ﻭ ﻣﺭﻥ ﻭﻣﺭﻣﺯ‬DVE Fax +86-816-2469 411
‫ﺟﻳﺩﺓ ﻭ ﻳﻣﻛﻥ ﺍﻥ ﻳﻛﻭﻥ ﻧﺎﺟﺣﺎ ﻓﻰ ﺍﻻﻧﻅﻣﺔ ﺍﻟﺭﻗﻣﻳﺔ ﻭ‬ Model DVE-4Q
‫ﺧﺎﺻﺔ ﻓﻰ ﺍﻟﻛﻭﺍﺑﻝ ﺍﻟﻣﺣﻠﻳﺔ ﻭ ﺍﻟﺷﺑﻛﺎﺕ ﺍﻻﺭﺿﻳﺔ . ﻳﺻﻠﺢ‬ Function 4-Channel MPEG-2 Encoder
‫ . ﻛﻝ ﺩﻗﺔ،ﻣﻌﺩﻝ ﺗﺭﻣﻳﺯ ﺍﻭ‬NTSC- Pal ‫ﻻﺷﺎﺭﺍﺕ ﻛﻝ ﻣﻥ‬ Jacek Pawlowski
TELE-satellite
Video input (CVBS) Level 1.0Vp-p, 75ohm, BNC connector
‫ﻣﻌﺩﻝ ﻣﺧﺭﺝ ﺻﻭﺕ ﻣﻭﺟﻭﺩ ﻓﻰ ﻣﻌﺎﻳﻳﺭ ﺑﺙ ﺍﻟﻔﻳﺩﻳﻭ ﺍﻟﺭﻗﻣﻰ‬ Test Center
Poland
Audio input Level 2.0Vp-p, 600ohm, BNC connector
.‫ﻣﺩﻋﻭﻣﺔ. ﻳﻣﻛﻥ ﺿﺑﻁ ﻣﻌﺩﻝ ﺑﺕ ﺍﻟﻘﻧﺎﺓ ﺑﺳﻬﻭﻟﺔ‬ Output standard ASI
Output level 800mV±10%
- Output bitrate 1~100Mbps tunable ( each channel 1~15Mbps tunable)
‫ﺍﻟﺗﻳﺎﺭﺍﺕ ﺍﻟﻧﻘﻭﻟﺔ ﺍﻟﻣﺳﺗﺧﺩﻣﺔ ﻟﻠﺑﺙ ﻋﺑﺭ ﺍﻻﻗﻣﺎﺭ ﺍﻟﺻﻧﺎﻋﻳﺔ ﺗﺣﺗﺎﺝ‬ Video coding Complying to ISO11172 and ISO13818 (MPEG-2), 4:2:0 MP@ML
‫ ﺍﻥ ﻳﻘﻭﻡ‬DVE ‫ﻋﺎﺩﺓ ﺍﻟﻰ ﺧﻳﺎﺭﺍﺕ ﺍﺧﺭﻯ ﻟﻳﺗﻡ ﺿﺑﻁﻬﺎ ﻭﻫﺫﺍ ﻣﺎ ﻳﺳﺗﻁﻳﻊ‬ Audio coding MPEG-1 Lay II, CD audio quality
‫ﺑﻌﻣﻠﻪ، ﻋﻠﻰ ﺳﺑﻳﻝ ﺍﻟﻣﺛﺎﻝ : ﺍﺳﻡ ﺍﻟﻘﻧﺎﺓ ﺍﻭﺍﺳﻡ ﺍﻟﺣﺩﺙ ﺍﻟﺫﻯ ﺍﺫﺍ ﺗﻡ ﺍﺳﺗﺧﺩﺍﻡ‬ Dimensions 44mmx480mmx320mm
‫ﻫﺫﺍ ﺍﻟﻣﺭﻣﺯ ﻓﻰ ﻧﻅﺎﻡ ﻗﻣﺭ ﺻﻧﺎﻋﻰ ﻣﺗﻛﺎﻣﻝ ﺳﻳﺗﻡ ﻣﻌﺎﻟﺟﺔ ﻣﺧﺭﺟﺎﺗﻪ‬ Temperature 0~+50°C (Operating), -20~+70°C(Storage)
.‫ﺑﺻﻭﺭﺓ ﺭﻗﻣﻳﺔ ﻣﺛﻝ ﺗﻐﺫﻳﺗﻬﺎ ﺍﻟﻰ ﻣﺭﺣﻠﺔ ﺗﺭﺑﻳﻊ ﻭﻗﻔﻝ ﺍﻟﻣﺗﻐﻳﺭ‬ Power supply 220VAC±10%, 50~60Hz, 30W
44 TELE-satellite — Global Digital TV Magazine — 02-03/2010 — www.TELE-satellite.com