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WCDMA ICS |
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Á¦Ç°°³¿ä |
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| WCDMA¿ë ICS Áß°è±â·Î¼ Àüü ±¸¼ºÀº Feedback½ÅÈ£ Á¦°Å ºÎºÐ(ICS¸ðµâ),RF½ÅÈ£
ÁõÆø ºÎ,Åë½Å ¹× Á¦¾î ÇÁ·Î¼¼¼, NMSÀ» À§ÇÑ ´Ü¸»±â·Î ±¸¼ºµÇ¸ç, ±¤¼±·Î
ºñ¿ë Àý°¨ ¹× Áö»ó À½¿µ Áö¿ª ÇØ¼Ò¸¦ ¸ñÀûÀ¸·Î ÇÑ´Ù. |
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Ư¡ |
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°¡) ICS´Â ¼ø¹æÇâ ¹× ¿ª¹æÇâ ½ÅÈ£¸¦ ¾ÈÅ׳ª¸¦ ÅëÇØ ¹ÞÀº ´ÙÀ½ , µµ³Ê ¾ÈÅ׳ª¿Í
¼ºñ½º ¾ÈÅ׳ª°£ÀÇ Feedback½ÅÈ£¸¦ È¿°úÀûÀ¸·Î Á¦°ÅÇÏ¿©
°£¼· ½ÅÈ£ÀÇ ¿µÇâÀ» ÃÖ¼ÒÈ ÇÏ°í ¾çÈ£ÇÑ Ç°ÁúÀÇ ½ÅÈ£¸¦
µµ³Ê ¾ÈÅ׳ª ¹× ¼ºñ½º ¾ÈÅ׳ª¸¦ ÅëÇØ Àü¼ÛÇÑ´Ù.
³ª) µµ³Ê ¹× ¼ºñ½º ¾ÈÅ׳ª °£ÀÇ isolationÀ» Á¤È®È÷ ÃøÁ¤Çϰí Ç¥½ÃÇÑ´Ù.
´Ù) µµ³Ê ¹× ¼ºñ½º ¾ÈÅ׳ª °£ÀÇ feedback½ÅÈ£¸¦ Á¤»ó ÀÔ·Â ½ÅÈ£¿Í ±¸ºÐÇÏ¿© ÃøÁ¤Çϰí
Ç¥½ÃÇÑ´Ù.
¶ó) ÃøÁ¤µÈ isolation°ú feedback½ÅÈ£ÀÇ Á¦°ÅµÈ ¾çÀ» °í·ÁÇÏ¿© ½ÅÈ£ ǰÁú
¿È°¡ ¾ø´Â ±Ô°Ý ¹üÀ§ ¾È¿¡¼ ÀÚµ¿À¸·Î ¼³Á¤ °¡´ÉÇÑ ÃÖ´ë
Ãâ·ÂÀ» ³½´Ù.
¸¶) ÁÖº¯ ȯ°æ º¯È¿¡ µû¸¥ ÀÔ·Â ¹× feedback½ÅÈ£ÀÇ º¯È¿¡ ´Éµ¿ÀûÀ¸·Î ´ëóÇÏ¿©
ÃÖÀûÀÇ ½ÅÈ£ ǰÁú ¹× Ãâ·ÂÀ» º¸ÀåÇÑ´Ù.
¹Ù) Node-B¿Í ¿¬µ¿À» ÅëÇÏ¿© ±âÁö±¹ ½Ã½ºÅÛ¿¡¼ Á¦°øÇÏ´Â À½¼º, ¿µ»ó ¹× µ¥ÀÌÅÍ ¼ºñ½º°¡
°¡´ÉÇϸç Áß°è±â´Â WCDMA Node-B¿¡ ÁØÇÏ´Â ±â´É(ÇÚµå¿ÀÇÁ µî)À» Áö¿øÇÑ´Ù.
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»ç¾ç |
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| ¡Ý RF ºÎ ½Ã½ºÅÛ Á¦¿ø |
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Ç׸ñ
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±Ô°Ý
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±Ô°Ý
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| Á֯ļö ´ë¿ª |
2130.88 ~ 2149.32MHz
1940.88 ~ 1959.32MHz
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-
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| Çü»ó
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¼ø¹æÇâ |
Non Tx Diversity
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| ¿ª¹æÇâ |
Non Rx Diversity
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| ÇÊÅͱ¸Á¶ |
¼ºñ½º ¾ÈÅ׳ª Ãø(´Ü¸»±â) : duplexer
µµ³Ê¾ÈÅ׳ª Ãø(BTS) :duplexer
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| ´ë¿ª Æòźµµ |
Tx : 3dBÀÌÇÏ
Rx : 3dB ÀÌÇÏ
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Peak to Peak
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ÃÖ´ëÃâ·Â |
¼ø¹æÇâ |
43dBm/Total
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1.0dB À̳»
Àåºñ Á¾´Ü ±âÁØ
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| ¿ª¹æÇâ |
27dBm/Total
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ÀÔ·Â ·¹º§ |
¼ø¹æÇâ |
-80dBm ~ -40dBm/FA
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| ¿ª¹æÇâ |
-100 ~ -50dBm/FA
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| ÀÔÃâ·Â Á¤ÀçÆÄºñ |
1.5 :1 ÀÌÇÏ
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-
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½Ã½ºÅÛ À̵æ
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¼ø¹æÇâ |
75dB ~ 105dB(30dB)
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| ¿ª¹æÇâ |
70dB ~ 100dB(30dB)
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| ½Ã½ºÅÛ ½Ã°£Áö¿¬ |
8us ÀÌÇÏ
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| ¼Û¼ö½Å ºÐ¸®µµ |
110dBÀÌ»ó
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| EVM |
12.5%ÀÌÇÏ
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0.985ÀÌ»ó
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| Frequency Stability |
0.01ppm ÀÌÇÏ
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| Noise Figure(¿ª¹æÇâ) |
7dBÀÌÇÏ
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full range gain
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| In/Out Impedance |
50§Ù
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| Monitoring
Port |
¡¾1.0dB À̳»
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| Code domain
error |
-29 dBc ÀÌÇÏ
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| Filter
Characteristic |
19.5MHz ÀÌ»ó@3dB BW
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22MHz ÀÌÇÏ@40dB BW
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| Inband ACLR |
40dB ÀÌ»ó(@ ´ë¿ª³» f_offset¡Ã5MHz)
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| Outband ACLR |
45dBÀÌ»ó(@ Åë°ú´ë¿ª ³¡¡¾5.38MHz)
50dBÀÌ»ó(@ Åë°ú´ë¿ª ³¡¡¾10.68MHz)
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Åë°ú´ë¿ª ³¡¿¡¼ ¡¾5.38, 10.68MHz
¶³¾îÁø ÁöÁ¡ÀÇ Channel Power¿Í FA1 ¶Ç´Â FA4ÀÇ Channel
Power¿Í ºñ±³
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| Ãâ·Â ¾ÈÁ¤¼º |
¡¾ 1.0dBÀ̳»(»ó¿Â),¡¾2.0(ȯ°æ)
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| Second Harmonic |
80dBc ÀÌÇÏ
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| ¡Ý ICS ¸ðµâ ½Ã½ºÅÛ Á¦¿ø |
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NO
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Ç׸ñ
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±Ô°Ý
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ºñ°í
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1
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Feedback ½ÅÈ£ °¨Áö¹üÀ§ |
FWD
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0 ~ 6us
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REV
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0 ~ 6us
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-
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2
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Isolation °¨ÁöÁ¤È®µµ |
¡¾1.0dB
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-
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3
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ICS Performance |
25dB
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Gain=Isolation+10dB
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½Ã½ºÅÛ±¸¼ºµµ |
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