JPS63149717A - 押下キ−の検出方式 - Google Patents

押下キ−の検出方式

Info

Publication number
JPS63149717A
JPS63149717A JP61297249A JP29724986A JPS63149717A JP S63149717 A JPS63149717 A JP S63149717A JP 61297249 A JP61297249 A JP 61297249A JP 29724986 A JP29724986 A JP 29724986A JP S63149717 A JPS63149717 A JP S63149717A
Authority
JP
Japan
Prior art keywords
key
keys
pressed
output
counting
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
JP61297249A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0511326B2 (enExample
Inventor
Takao Matsubayashi
松林　孝夫
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 JP61297249A priority Critical patent/JPS63149717A/ja
Publication of JPS63149717A publication Critical patent/JPS63149717A/ja
Publication of JPH0511326B2 publication Critical patent/JPH0511326B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
JP61297249A 1986-12-13 1986-12-13 押下キ−の検出方式 Granted JPS63149717A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61297249A JPS63149717A (ja) 1986-12-13 1986-12-13 押下キ−の検出方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61297249A JPS63149717A (ja) 1986-12-13 1986-12-13 押下キ−の検出方式

Publications (2)

Publication Number Publication Date
JPS63149717A true JPS63149717A (ja) 1988-06-22
JPH0511326B2 JPH0511326B2 (enExample) 1993-02-15

Family

ID=17844086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61297249A Granted JPS63149717A (ja) 1986-12-13 1986-12-13 押下キ−の検出方式

Country Status (1)

Country Link
JP (1) JPS63149717A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918444A (en) * 1987-03-19 1990-04-17 Fujitsu Limited Key-depression data input device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8947362B2 (en) 2008-11-26 2015-02-03 Kyocera Corporation Key input device and mobile communication terminal using the key input device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54122928A (en) * 1978-03-17 1979-09-22 Hitachi Ltd Keyboard control circuit
JPS60181911A (ja) * 1984-02-29 1985-09-17 Alps Electric Co Ltd キ−ボ−ド入力装置におけるイメ−ジ発生防止方式

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54122928A (en) * 1978-03-17 1979-09-22 Hitachi Ltd Keyboard control circuit
JPS60181911A (ja) * 1984-02-29 1985-09-17 Alps Electric Co Ltd キ−ボ−ド入力装置におけるイメ−ジ発生防止方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918444A (en) * 1987-03-19 1990-04-17 Fujitsu Limited Key-depression data input device

Also Published As

Publication number Publication date
JPH0511326B2 (enExample) 1993-02-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees