MT8820B ¹«¼± Åë½Å ºÐ¼®±â´Â 1 ´ÜÀ§¿Í W-CDMA / HSPA, GSM / GPRS¸¦ /ÀÇ EGPRS, CDMA2000¢ç 1X /ÀÇ 1xEV-DO ¹× TD-SCDMA¸¦ Ä¿¹öÇÏ´Â ¸ÖƼ ½Ã½ºÅÛ Å×½ºÆ® Ç÷§ÆûÀÔ´Ï´Ù. ÀÌ Ç÷§ÆûÀº ¸ðµç ¸ð¹ÙÀÏ ÀåÄ¡ ¸ÞÀÎ ¼Û½Å / ¼ö½Å ½ÃÇè Ç׸ñÀÇ »ó¼¼ÇÑ °íÀå ÆÇÁ¤ ¹× Æò°¡¸¦ Áö¿øÇÑ´Ù.
MT8820B Ç÷§ÆûÀº 2.7 GHz±îÁö 30 MHzÀÇ ÁÖÆļö ¹üÀ§¸¦ Ä¿¹öÇÑ´Ù. ¼±ÅÃÀû ÃøÁ¤ ¼ÒÇÁÆ®¿þ¾î ¹× Çϵå¿þ¾î´Â, W-CDMA / HSPAÀÇ ÁÖ¿ä Tx ¹× ¼ö½Å Ư¼º, GSM / GPRS ¿ë / µÈ EGPRS, CDMA2000¢ç 1X, CDMA2000ÀÇ 1xEV-DO Rev.A¿Í TD-SCDMA¸¦ ¼³Ä¡ÇÏ¸é ¹«¼± ÀåÄ¡¸¦ »ç¿ëÇÏ¿© ÃøÁ¤ ÇÒ ¼öÀÖ´Ù ÇϳªÀÇ MT8820B ÀåÄ¡.
MT8820B, Á¦Á¶ ¹× °Ë»ç ½ÃÇè ½Ã°£¿¡ ±ØÀûÀ¸·Î Áøº¸ µÈ DSP ¹× º´·Ä ÃøÁ¤ ±â¼úÀ» ÅëÇÕÇÏ¿© À߶ó¿Ô´Ù. ¶ÇÇÑ, ¿©·¯ °¡Áö ÃøÁ¤ Ç׸ñÀÇ ÃøÁ¤À» À§ÇØ ¹èÄ¡¸¦ ÀÚÀ¯·Ó°Ô ¼±ÅÃÇÒ ¼ö ÀÖ°í, °¢°¢ÀÇ ÃøÁ¤ Ç׸ñ¿¡ ´ëÇÑ ÃøÁ¤ÀÇ ¼ö´Â °³º°ÀûÀ¸·Î ±¸¼º µÉ ¼öÀÖ´Ù. ¿øÅÍÄ¡ µ¿ÀÛ Àü·Â, ½ºÆåÆ®·³ ¹æ»ç ¸¶½ºÅ©, ÀÎÁ¢ ä³Î ´©¼³ Àü·Âºñ, Á¡À¯ ´ë¿ªÆø, ¹× BER ¼Û½Å, ¼Û½Å ÁÖÆļö, º¯Á¶ Á¤¹Ðµµ¸¦ Æ÷ÇÔÇÑ ¼Û½Å ¹× ¼ö½Å Ư¼ºÀÇ ½±°í ºü¸¥ ÃøÁ¤À» Áö¿øÇÑ´Ù.
MT8820B º´·Ä À§»ó ¸ðµå (PPM) ±¸¼ºÀº, AF, GPIB¸¦, µà¾ó µ¶¸³ RF°¡ °³º°ÀûÀ¸·Î Á¦¾î ÇÒ ¼ö ÀÖ½À´Ï´Ù RS-232 Ä¿³ØÅÍ´Â Å©°Ô »ý»ê ºñ¿ë ¹× °ø°£.
Á¶ÇÕÀÇ Á¦Á¶¾÷ü Å×½ºÆ® ½ºÀ§Æ® (MTS)¸¦ »ç¿ëÇÏ¿© (ÅõÀÚ¿Í ¿¡³ÊÁö Àý¾à ¼öÀÍ)¸¦ ÁÙ¿© Á¦Á¶ È¿À²¼º Çâ»ó MT8820BÀ¸·Î »ý»ê ¶óÀÎ RF Á¶Á¤ ¹× RF ¼Û / ¼ö½Å ÆĶó¹ÌÅÍ Å×½ºÆ®¸¦À§ÇÑ ÀÌ»óÀûÀÎ ºñ¿ë È¿À²ÀûÀÎ ¼Ö·ç¼ÇÀ» ¸ð¹ÙÀÏ ±â±â ¸ÞÀÌÄ¿¸¦ Á¦°ø ¸í¼¼ :. ÇϳªÀÇ ´ÜÀ§°¡ º¹¼öÀÇ Åë½Å Æ÷¸Ë¿¡ ´ëÇÑ RF ¼Û / ¼ö½Å Ư¼º ½ÃÇèÀ» Áö¿øÇÏ´Â 30 MHz¿¡¼­ 2.7 GHzÀÇ ÃëÀç Ç÷§Æû È¿À²ÀûÀÎ ´Ü¸»±â Á¦Á¶     



Specifications:

*Frequency Range : 30MHz to 2.7 GHz
*´ëÀÀ ½Ã½ºÅÛ: W-CDMA/ HSPA/HAPA Evolution, CDMA2000¢ç, TD-SCDMA/TD-SCDMA HSDPA ,GSM/GPRS/EGPRS, PHS/ADVANCED PHS
*Transmission test : output power/ frequency error/ occupied frequency bandwidth/ spectrum emission mask/ adjacent channel power/ modulation analysis Down link RF signal generation function Receiver tests : Bit error rate measurement Call processing function : connection test/ Measurement results batch read command