JPS5352078A - Noise characteristic discrimination of semiconductor unit - Google Patents

Noise characteristic discrimination of semiconductor unit

Info

Publication number
JPS5352078A
JPS5352078A JP12614076A JP12614076A JPS5352078A JP S5352078 A JPS5352078 A JP S5352078A JP 12614076 A JP12614076 A JP 12614076A JP 12614076 A JP12614076 A JP 12614076A JP S5352078 A JPS5352078 A JP S5352078A
Authority
JP
Japan
Prior art keywords
noise characteristic
semiconductor unit
characteristic discrimination
noise
discriminate
Prior art date
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.)
Pending
Application number
JP12614076A
Other languages
Japanese (ja)
Inventor
Shigeru Takeuchi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12614076A priority Critical patent/JPS5352078A/en
Publication of JPS5352078A publication Critical patent/JPS5352078A/en
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Individual Semiconductor Devices (AREA)

Abstract

PURPOSE: Frequency components over 400Hz of noise are measured to discriminate an effective value noise, and frequency components below 400Hz are measured to discriminate a peak noise and whether a waveform is good or not, so that a more accurate classification is possible.
COPYRIGHT: (C)1978,JPO&Japio
JP12614076A 1976-10-22 1976-10-22 Noise characteristic discrimination of semiconductor unit Pending JPS5352078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12614076A JPS5352078A (en) 1976-10-22 1976-10-22 Noise characteristic discrimination of semiconductor unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12614076A JPS5352078A (en) 1976-10-22 1976-10-22 Noise characteristic discrimination of semiconductor unit

Publications (1)

Publication Number Publication Date
JPS5352078A true JPS5352078A (en) 1978-05-12

Family

ID=14927653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12614076A Pending JPS5352078A (en) 1976-10-22 1976-10-22 Noise characteristic discrimination of semiconductor unit

Country Status (1)

Country Link
JP (1) JPS5352078A (en)

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