Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Advantest Corp
Original Assignee
Advantest Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Advantest CorpfiledCriticalAdvantest Corp
Priority to JP5759589UpriorityCriticalpatent/JPH0714929Y2/ja
Publication of JPH02148485UpublicationCriticalpatent/JPH02148485U/ja
Application grantedgrantedCritical
Publication of JPH0714929Y2publicationCriticalpatent/JPH0714929Y2/ja
Apparatus for measuring the ratio of electrical signals, electric component measuring instrument, method for calibrating electric component measuring instruments and method for measuring the ratio of electrical signals