JPS6489926A - Frequency controller - Google Patents

Frequency controller

Info

Publication number
JPS6489926A
JPS6489926A JP62243766A JP24376687A JPS6489926A JP S6489926 A JPS6489926 A JP S6489926A JP 62243766 A JP62243766 A JP 62243766A JP 24376687 A JP24376687 A JP 24376687A JP S6489926 A JPS6489926 A JP S6489926A
Authority
JP
Japan
Prior art keywords
power system
frequency
energy
frequency variation
stored
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
JP62243766A
Other languages
English (en)
Inventor
Osamu Nagura
Yasuhiro Yasaka
Yoshio Furukawa
Shinsaku Shirata
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 JP62243766A priority Critical patent/JPS6489926A/ja
Publication of JPS6489926A publication Critical patent/JPS6489926A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Supply And Distribution Of Alternating Current (AREA)
JP62243766A 1987-09-30 1987-09-30 Frequency controller Pending JPS6489926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62243766A JPS6489926A (en) 1987-09-30 1987-09-30 Frequency controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62243766A JPS6489926A (en) 1987-09-30 1987-09-30 Frequency controller

Publications (1)

Publication Number Publication Date
JPS6489926A true JPS6489926A (en) 1989-04-05

Family

ID=17108661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62243766A Pending JPS6489926A (en) 1987-09-30 1987-09-30 Frequency controller

Country Status (1)

Country Link
JP (1) JPS6489926A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05165547A (ja) * 1991-12-18 1993-07-02 Internatl Business Mach Corp <Ibm> コンピュータ、及び、入力機能付き表示装置
US5413953A (en) * 1994-09-30 1995-05-09 United Microelectronics Corporation Method for planarizing an insulator on a semiconductor substrate using ion implantation
JP2005137109A (ja) * 2003-10-30 2005-05-26 Osaka Gas Co Ltd 電源システム

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05165547A (ja) * 1991-12-18 1993-07-02 Internatl Business Mach Corp <Ibm> コンピュータ、及び、入力機能付き表示装置
US5413953A (en) * 1994-09-30 1995-05-09 United Microelectronics Corporation Method for planarizing an insulator on a semiconductor substrate using ion implantation
JP2005137109A (ja) * 2003-10-30 2005-05-26 Osaka Gas Co Ltd 電源システム

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