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PN Canceller´Â W-CDMA ¹æ½ÄÀÇ ¹«¼±À̵¿Åë½Å ȯ°æ¿¡¼­ ±âÁö±¹°ú ´Ü¸»±¹ °£ÀÇ ¹«¼± ÀÎÅÍÆäÀ̽º »çÀÌ¿¡ À§Ä¡ÇÏ°í ÀÖ´Â ¹«¼±Áß°è½Ã½ºÅÛÀ» ÅëÇØ ¹«¼±±¸°£ ½ÅÈ£ ¹× ¸µÅ© Ç°ÁúÀ» °³¼±ÇÏ°í ÁÖÆļö¸¦ È¿À²ÀûÀ¸·Î »ç¿ëÇÏ¸ç ±âÁö±¹°ú ´Ü¸»±¹ ¸ðµÎÀÇ ÀÚ¿øÀ» È¿À²ÀûÀ¸·Î »ç¿ëÇϱâ À§ÇÑ ÀåºñÀÔ´Ï´Ù.
ÁÖ¿ä Ư¡À¸·Î´Â ´Ù¼öÀÇ ±âÁö±¹µé·ÎºÎÅÍ ¼ö½ÅµÇ´Â ½ÅÈ£¸¦ ´Ü¼øÈ÷ ÁõÆø¸¸ ÇÏÁö ¾Ê°í °¢ ±âÁö±¹ÀÇ PN Äڵ带 ½Äº°ÇÏ¿© ¿øÄ¡ ¾Ê´Â ±âÁö±¹ÀÇ ½ÅÈ£¿¡ ´ëÇؼ± ±âÁö±¹ ½Äº°À» À§ÇÑ ÇÙ½É ½ÅÈ£ÀÎ Pilot ½ÅÈ£¸¦ Á¦°ÅÇÏ´Â °ÍÀÔ´Ï´Ù.

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¿Á¿ÜÇü PN Canceller
¿Á³»Çü PN Canceller

Digital IF
  • ¾ÈÅ׳ª·Î ¼ö½ÅµÇ´Â ¹«¼± ¾Æ³¯·Î±× ½ÅÈ£¸¦ I/Q ä³ÎÀ» ºÐ¸®, µðÁöÅÐ ½ÅÈ£·Î º¯È¯
Cell Searching
  • Slot Synchronization : P-SCH Ž»ö
  • Frame Synchronization : S-SCH Ž»ö
  • CPICH Searching : ÇØ´ç±âÁö±¹ CPICH Ž»ö
  • Tracking : ¼ö½Å Pilot ½Ã°£ µ¿±â ÃßÀû
  • Channel Estimation : ¼ö½Å Pilot À̵æ ÃßÁ¤
CPICH PN ID Generation
  • °¡»óÀÇ »ó´ëÀû PN ¸®½ºÆ® »ý¼º
  • ¼ö½Å pilot ºÐ¼®
CPICH PN Generation
  • ±âÁö±¹ PN »ý¼º
Pulse Shaping
  • ±âÁö±¹ Pilot ½ÅÈ£ »ý¼º
  • Cancellation Ratio ¹× À̵æ Á¶Àý
AFC (Automatic Frequency Control)
  • ±âÁö±¹°ú Áß°è±âÀÇ Å¸ÀÌ¹Ö µ¿±â¸¦ ¸ÂÃã
  • Áß°èÁö¿ª ´Ü¸»±âÀÇ ¹«¼±½ÅÈ£ ¼ö½Å ¼º´É Áõ°¡
RF Áß°è
  • WCDMA ¸ÁÀÇ Node-B¿Í UE °£ ½ÅÈ£ Áß°è

NO ITEM Specification
1 Frequency Range 2,150MHz ~ 2,170MHz
2 Maximum System Gain 70dB ¡¾ 2dB (40~70dB)
3 Frequency Stability ¡¾227Hz
4 Maximum Output Power +10dBm / total (+20% ~ -50%)
5 Maximum Input Power -35dBm/Total ¡¾ 2dB
6 Error Vector Magnitude 12.5 % (@ Maximum Power) ÀÌÇÏ
7 Peak Code Domain Error -35 dB (SF=256) ÀÌÇÏ
8 System Group Delay 8us À̳»
9 ¼ö¿ë FA 4 FA
10 PN »èÁ¦ ´É·Â 20dB ÀÌ»ó
11 PN »èÁ¦ °³¼ö(multi-path Æ÷ÇÔ) 4PN/1FA
12 PN ¼±Åà ±â´É ÀÚµ¿/¼öµ¿
13 PN ¼±Åà ±âÁØ RSCP ±âÁØ