JPS53135230A - Detection system for double keying of keyboard - Google Patents

Detection system for double keying of keyboard

Info

Publication number
JPS53135230A
JPS53135230A JP4971077A JP4971077A JPS53135230A JP S53135230 A JPS53135230 A JP S53135230A JP 4971077 A JP4971077 A JP 4971077A JP 4971077 A JP4971077 A JP 4971077A JP S53135230 A JPS53135230 A JP S53135230A
Authority
JP
Japan
Prior art keywords
detection system
keyboard
axes
double keying
keying
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.)
Granted
Application number
JP4971077A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5637569B2 (enExample
Inventor
Takao Matsubayashi
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 JP4971077A priority Critical patent/JPS53135230A/ja
Publication of JPS53135230A publication Critical patent/JPS53135230A/ja
Publication of JPS5637569B2 publication Critical patent/JPS5637569B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
JP4971077A 1977-04-28 1977-04-28 Detection system for double keying of keyboard Granted JPS53135230A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4971077A JPS53135230A (en) 1977-04-28 1977-04-28 Detection system for double keying of keyboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4971077A JPS53135230A (en) 1977-04-28 1977-04-28 Detection system for double keying of keyboard

Publications (2)

Publication Number Publication Date
JPS53135230A true JPS53135230A (en) 1978-11-25
JPS5637569B2 JPS5637569B2 (enExample) 1981-09-01

Family

ID=12838736

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4971077A Granted JPS53135230A (en) 1977-04-28 1977-04-28 Detection system for double keying of keyboard

Country Status (1)

Country Link
JP (1) JPS53135230A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55115127A (en) * 1979-02-27 1980-09-04 Fujitsu Ltd Encode circuit for non-contact switch
JPS55115126A (en) * 1979-02-26 1980-09-04 Fujitsu Ltd Encode circuit for non-contact switch

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60245374A (ja) * 1984-05-21 1985-12-05 Asahi Optical Co Ltd 電子カメラの縦横位置変換装置
JPS62147962U (enExample) * 1986-03-13 1987-09-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55115126A (en) * 1979-02-26 1980-09-04 Fujitsu Ltd Encode circuit for non-contact switch
JPS55115127A (en) * 1979-02-27 1980-09-04 Fujitsu Ltd Encode circuit for non-contact switch

Also Published As

Publication number Publication date
JPS5637569B2 (enExample) 1981-09-01

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