Tag Archives: Phase-shifting

Signal processing equipment for phase-shifting and attenuating input signal

Application Number  00128993 Application Date  2000.08.16 Publication Number  1284797 Publication Date  2001.02.21 Priority Information   1999/8/16 KR 33577/99   International Classification  H01P1/18;H01P1/22;H04B17/00   Applicant(s) Name  KMW Co., Ltd.   Address     Inventor(s) Name  Kim Deuk-Lyong   Patent Agency Code  11105 Patent Agent  li xiaoshu AbstractA signal-processing apparatus is capable of stably operating without regard… Read More »

Phase-shifting filter for projecting etching imaging

Application Number: 00116190Application Date: 2000.10.20Publication Number: 1350193Publication Date: 2002.05.22Priority Information: International: G02B27/46Applicant(s) Name: Inst. of Photoelectronic Techn, Chinese Academy of SciencesAddress: Inventor(s) Name: Chen Xunan;Luo Xiangang;Yao HanminPatent Agency Code: 51200Patent Agent: zhang yigongAbstract The present invention relates to a projection photo-etching image phase-shifting filter equipment, consisting of light source, condenser group, imaging objective and silicon… Read More »