JPS54986A - Reducing method of voltage dependancy for fet output capacity - Google Patents

Reducing method of voltage dependancy for fet output capacity

Info

Publication number
JPS54986A
JPS54986A JP6575477A JP6575477A JPS54986A JP S54986 A JPS54986 A JP S54986A JP 6575477 A JP6575477 A JP 6575477A JP 6575477 A JP6575477 A JP 6575477A JP S54986 A JPS54986 A JP S54986A
Authority
JP
Japan
Prior art keywords
output capacity
reducing method
fet output
dependancy
voltage
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
JP6575477A
Other languages
Japanese (ja)
Inventor
Hideshi Ito
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 JP6575477A priority Critical patent/JPS54986A/en
Publication of JPS54986A publication Critical patent/JPS54986A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To reduce the voltage dependancy of the output capacitance for dual gate or double gate FET, by adjusting the concentration of impurity for the channel region directly under the second gate and the impurity distribution directly under the drain region.
COPYRIGHT: (C)1979,JPO&Japio
JP6575477A 1977-06-06 1977-06-06 Reducing method of voltage dependancy for fet output capacity Pending JPS54986A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6575477A JPS54986A (en) 1977-06-06 1977-06-06 Reducing method of voltage dependancy for fet output capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6575477A JPS54986A (en) 1977-06-06 1977-06-06 Reducing method of voltage dependancy for fet output capacity

Publications (1)

Publication Number Publication Date
JPS54986A true JPS54986A (en) 1979-01-06

Family

ID=13296120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6575477A Pending JPS54986A (en) 1977-06-06 1977-06-06 Reducing method of voltage dependancy for fet output capacity

Country Status (1)

Country Link
JP (1) JPS54986A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567479A (en) * 1979-06-29 1981-01-26 Toshiba Corp Field-effect type semiconductor device
JPS5660060A (en) * 1979-10-22 1981-05-23 Hitachi Ltd Mos semiconductor device
US4941810A (en) * 1988-07-15 1990-07-17 Diesel Kiki Co., Ltd. Sliding-vane rotary compressor
US4943216A (en) * 1988-11-04 1990-07-24 Diesel Kiki Co., Ltd. Sliding-vane rotary compressor
JPH02295168A (en) * 1989-05-09 1990-12-06 Nec Corp Insulated gate field effect transistor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567479A (en) * 1979-06-29 1981-01-26 Toshiba Corp Field-effect type semiconductor device
JPS5660060A (en) * 1979-10-22 1981-05-23 Hitachi Ltd Mos semiconductor device
US4941810A (en) * 1988-07-15 1990-07-17 Diesel Kiki Co., Ltd. Sliding-vane rotary compressor
US4943216A (en) * 1988-11-04 1990-07-24 Diesel Kiki Co., Ltd. Sliding-vane rotary compressor
JPH02295168A (en) * 1989-05-09 1990-12-06 Nec Corp Insulated gate field effect transistor

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