_SLIDE_1_
LNA+MIXER°øÇм³°è°úÁ¦
_SLIDE_2_
¸ñÂ÷
1. goal of spec
2.½ÇÆлç·Ê
3.lnaȸ·Î
4.¼º´ÉºÐ¼®
_SLIDE_3_
1.goal of spec
LNA
MIXER
NF min(dB)
<=4
<=10
Supply Voltage (V)
1.8v
Conversion Gain max (dB)
>= 14
>=10
Power consumption (mW)
<=12
<=11
IIP3 (dBm)
>=10
>=9
_SLIDE_4_
2.½ÇÆÐ »ç·Ê(lna)
1.ȸ·Îµµ
ȸ·Îµµ ºÐ¼®À» ÇÏ·Á°í ÇÏ¿´À¸³ª simulation¿¡¼ fatal error¸¦ ÇØ°áÇÏÁö ¸øÇÏ¿©¼ ½ÇÆÐÇÏ¿´´Ù.
_SLIDE_5_
2.½ÇÆÐ »ç·Ê(mixer)
1.ȸ·Îµµ
ȸ·Îµµ simulation °úÁ¤ Áß¿¡¼ error´Â ¹ß°ßµÇÁö ¾Ê¾ÒÁö¸¸ ac response¿Í NFºÐ¼® °úÁ¤¿¡¼ ¸ñÇ¥¼º´É°ú ¸¹ÀÌ ¸Ö¾îÁ®¼
¼ÒÀÚ °ªµéÀ» ¹Ù²Ù¾î º¸¾ÒÁö¸¸
¼º´É °³¼±À» ÇÏÁö ¸øÇÏ¿´´Ù.
_SLIDE_6_
2.½ÇÆÐ »ç·Ê(mixer)
2.gain
Ac input 1mV
5GHz¿¡¼ 260uV°¡ ³ª¿Ô´Ù.
-11.7dB
Gain ¸ñÇ¥°¡ 10dBÀÌ»ó¡¦(»ý·«)
5.596mV°¡ ³ª¿Ô´Ù.
16.9218dBm
|