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CATV Solutions : HECM & CM MAC Module
Board Overview
ÇÏÇ⸵ũ »ó¿¡¼ 1Gbps Àü¼Û¼ÓµµÀÇ ¼ö¿ëÀÌ °¡´ÉÇÑ DOCSIS3.0 ±Ô°ÝÀ» Áö¿øÇÏ´Â »ó/ÇÏÇâ Àü¼Û¿ë Çìµå¿£µå ÄÉÀÌºí ¸ðµ© ¹× 24 °³ÀÇ DVB-ASI ÀÎÅÍÆäÀ̽º¸¦ Á¦°øÇÏ´Â ´Ü¸» Ç÷§Æû MAC ±â´ÉÀ» FPGA ¹× Power PC¿ë ÇÁ·Î¼¼½º¸¦ ÀÌ¿ëÇÏ¿© ±¸ÇöÇÑ ÀåÄ¡
Board Features
HECM (Çìµå¿£µå Ç÷§Æû¿ë ¸ðµ© º¸µå)
¹éº»¸ÁÀ¸·ÎºÎÅÍ À¯ÀԵǴ ÇÏÇâ ÇÁ·¹ÀÓ µ¥ÀÌÅͷκÎÅÍ MAC µ¥ÀÌÅ͸¦ ÃßÃâÇÏ¿© MAC ÇÁ·¹ÀÓ Ã³¸® ¼ºê ¸ðµâ·Î Àü´Þ.FPGA(virtex5)·Î ±¸ÇöµÈ MAC ÇÁ·¹ÀÓ Ã³¸®¸ðµâÀº Ãʱ⠵î·Ï°úÁ¤¿¡ ÀÇÇØ ¼³Á¤µÈ QoS ÆÄ¶ó¹ÌÅÍ¿¡ µû¶ó ºÐ·ùÇÏ¿©, Àü¼ÛµÉ ÇÏÇâä³Î ¶Ç´Â ä³Î ±×·ìº°·Î DOCSIS 3.0 MAC Çì´õ¸¦ »ðÀÔ ¹× MPEG-2TS·Î ĸ½¶ÈÇÏ¿© DEPI I/F¸¦ ÅëÇØ PHY º¸µå·Î Àü´Þ
CM (´Ü¸» Ç÷§Æû¿ë ÄÉÀÌºí ¸ðµ© º¸µå)
24 °³ÀÇ DVB_ASI ÀÎÅÍÆäÀ̽º¸¦ ÅëÇØ PHY º¸µå·ÎºÎÅÍ µ¥ÀÌÅ͸¦ ¼ö½ÅÇÏ¿© MPEG2-TS ÆÐŶÀ» ÃßÃâÇϰí ÀçÁ¤·ÄÇÏ¿© MAC ÇÁ·¹ÀÓ µ¥ÀÌÅ͸¦ ÃßÃâ»ç¿ëÀÚ µ¥ÀÌÅÍ¿Í °ü¸®¿ë µ¥ÀÌÅÍ·Î ±¸ºÐÇÏ¿© °ü¸®µ¥ÀÌÅÍ´Â °ü¸®¸¦ À§ÇØ ³»ºÎ¿¡¼ »ç¿ëµÇ¸ç, »ç¿ëÀÚ µ¥ÀÌÅÍÀÇ °æ¿ì¿¡´Â CPE(»ç¿ëÀÚ ´Ü¸»)·Î Àü¼Û
Board Specifications
Specifications
H/W
HECM
1xGbe for Network
2xGbe for DEPI(PHY)
2 10/100 ethernet for management
2xDVB-ASI Interface
MAC Module(FPGA) Functions
- Packet Scheduling
- Service Flow Processing
- DOCSIS 3.0 MAC Header Scheduling
- MPEG2-TS Convergence
CM
1xGbe forCPE
2 10/100 ethernet for management
24xDVB-ASI inteerface for PHY
MAC Module(FPGA) Functions
- MPEG2-TS Locking MAC Packet Reassemble
- Extraction & Transfer of DOCSIS 3.0 MAC Packet
- MPEG2-TS Convergence
S/W
OS
Linux 2.4
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