JPH0477332B2 - - Google Patents

Info

Publication number
JPH0477332B2
JPH0477332B2 JP59270412A JP27041284A JPH0477332B2 JP H0477332 B2 JPH0477332 B2 JP H0477332B2 JP 59270412 A JP59270412 A JP 59270412A JP 27041284 A JP27041284 A JP 27041284A JP H0477332 B2 JPH0477332 B2 JP H0477332B2
Authority
JP
Japan
Prior art keywords
keyboard
key
signal
matrix
section
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 - Lifetime
Application number
JP59270412A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61148521A (ja
Inventor
Hiroshi Yamada
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
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 Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP59270412A priority Critical patent/JPS61148521A/ja
Publication of JPS61148521A publication Critical patent/JPS61148521A/ja
Publication of JPH0477332B2 publication Critical patent/JPH0477332B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
JP59270412A 1984-12-21 1984-12-21 キ−ボ−ド入力装置 Granted JPS61148521A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59270412A JPS61148521A (ja) 1984-12-21 1984-12-21 キ−ボ−ド入力装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59270412A JPS61148521A (ja) 1984-12-21 1984-12-21 キ−ボ−ド入力装置

Publications (2)

Publication Number Publication Date
JPS61148521A JPS61148521A (ja) 1986-07-07
JPH0477332B2 true JPH0477332B2 (enExample) 1992-12-08

Family

ID=17485899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59270412A Granted JPS61148521A (ja) 1984-12-21 1984-12-21 キ−ボ−ド入力装置

Country Status (1)

Country Link
JP (1) JPS61148521A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7869890B2 (en) 2006-09-06 2011-01-11 Honeywell International Inc. Keyboards having multiple groups of keys in the management of a process control plant
WO2013033681A1 (en) * 2011-09-04 2013-03-07 Neonode Inc. Light actuator for movable buttons on a keypad
KR20160024863A (ko) * 2013-06-28 2016-03-07 소니 주식회사 데스크 패드

Also Published As

Publication number Publication date
JPS61148521A (ja) 1986-07-07

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