JPS6337194B2 - - Google Patents

Info

Publication number
JPS6337194B2
JPS6337194B2 JP16458981A JP16458981A JPS6337194B2 JP S6337194 B2 JPS6337194 B2 JP S6337194B2 JP 16458981 A JP16458981 A JP 16458981A JP 16458981 A JP16458981 A JP 16458981A JP S6337194 B2 JPS6337194 B2 JP S6337194B2
Authority
JP
Japan
Prior art keywords
etching
sample
light
end point
amount
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.)
Expired
Application number
JP16458981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5864384A (ja
Inventor
Hisao Haruyama
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP16458981A priority Critical patent/JPS5864384A/ja
Publication of JPS5864384A publication Critical patent/JPS5864384A/ja
Publication of JPS6337194B2 publication Critical patent/JPS6337194B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32917—Plasma diagnostics
    • H01J37/32935—Monitoring and controlling tubes by information coming from the object and/or discharge

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP16458981A 1981-10-14 1981-10-14 エツチング終点検出方法 Granted JPS5864384A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16458981A JPS5864384A (ja) 1981-10-14 1981-10-14 エツチング終点検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16458981A JPS5864384A (ja) 1981-10-14 1981-10-14 エツチング終点検出方法

Publications (2)

Publication Number Publication Date
JPS5864384A JPS5864384A (ja) 1983-04-16
JPS6337194B2 true JPS6337194B2 (ko) 1988-07-25

Family

ID=15796044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16458981A Granted JPS5864384A (ja) 1981-10-14 1981-10-14 エツチング終点検出方法

Country Status (1)

Country Link
JP (1) JPS5864384A (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6174407B1 (en) * 1998-12-03 2001-01-16 Lsi Logic Corporation Apparatus and method for detecting an endpoint of an etching process by transmitting infrared light signals through a semiconductor wafer
US20220122805A1 (en) * 2019-01-22 2022-04-21 Techinsights Inc. Ion beam delayering system and method, and endpoint monitoring system and method therefor

Also Published As

Publication number Publication date
JPS5864384A (ja) 1983-04-16

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