<p>An apparatus and method for measuring the quality of a signal on an optical disc based on level information of a viterbi decoder are provided. The signal quality measuring apparatus includes: a binary unit that generates binary signals from input RF signals; a channel identifier that receives the input RF signals and the binary signals output from the binary unit and outputs reference level values corresponding to the binary signals; and an information calculator that receives the reference level values and detects a signal quality value.</p>
申请公布号
WO2005027120(A1)
申请公布日期
2005.03.24
申请号
WO2004KR02269
申请日期
2004.09.07
申请人
SAMSUNG ELECTRONICS CO., LTD.
发明人
PARK, HYUN-SOO;SHIM, JAE-SEONG;LEE, JAE-WOOK;LEE, JUNG-HYUN;RYU, EUN-JIN;CHO, EING-SEOB