JPS5549732A - Electrostatic capacity type keyboard - Google Patents

Electrostatic capacity type keyboard

Info

Publication number
JPS5549732A
JPS5549732A JP12230178A JP12230178A JPS5549732A JP S5549732 A JPS5549732 A JP S5549732A JP 12230178 A JP12230178 A JP 12230178A JP 12230178 A JP12230178 A JP 12230178A JP S5549732 A JPS5549732 A JP S5549732A
Authority
JP
Japan
Prior art keywords
electrostatic capacity
switch
signal
scanning
circuit
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
JP12230178A
Other languages
English (en)
Other versions
JPS6036607B2 (ja
Inventor
Tatsuro Konuma
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 JP53122301A priority Critical patent/JPS6036607B2/ja
Publication of JPS5549732A publication Critical patent/JPS5549732A/ja
Publication of JPS6036607B2 publication Critical patent/JPS6036607B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
JP53122301A 1978-10-04 1978-10-04 静電容量形キ−ボ−ド Expired JPS6036607B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53122301A JPS6036607B2 (ja) 1978-10-04 1978-10-04 静電容量形キ−ボ−ド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53122301A JPS6036607B2 (ja) 1978-10-04 1978-10-04 静電容量形キ−ボ−ド

Publications (2)

Publication Number Publication Date
JPS5549732A true JPS5549732A (en) 1980-04-10
JPS6036607B2 JPS6036607B2 (ja) 1985-08-21

Family

ID=14832558

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53122301A Expired JPS6036607B2 (ja) 1978-10-04 1978-10-04 静電容量形キ−ボ−ド

Country Status (1)

Country Link
JP (1) JPS6036607B2 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965348A (ja) * 1982-10-06 1984-04-13 Toupure Kk キヤパシテイブキ−ボ−ド
JPS60181815A (ja) * 1984-02-29 1985-09-17 Toupure Kk キヤパシテイブキ−ボ−ド
JPS61234418A (ja) * 1985-04-11 1986-10-18 Matsushita Electric Ind Co Ltd キ−ボ−ドスイツチの駆動回路
JPS61260317A (ja) * 1985-05-15 1986-11-18 Oki Electric Ind Co Ltd 静電容量型キ−ボ−ドの制御方式
JPH01185630A (ja) * 1988-01-20 1989-07-25 Fuji Photo Film Co Ltd 熱現像感光材料

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965348A (ja) * 1982-10-06 1984-04-13 Toupure Kk キヤパシテイブキ−ボ−ド
JPS60181815A (ja) * 1984-02-29 1985-09-17 Toupure Kk キヤパシテイブキ−ボ−ド
US4772874A (en) * 1984-02-29 1988-09-20 Topre Corporation Keyboard apparatus
JPS61234418A (ja) * 1985-04-11 1986-10-18 Matsushita Electric Ind Co Ltd キ−ボ−ドスイツチの駆動回路
JPS61260317A (ja) * 1985-05-15 1986-11-18 Oki Electric Ind Co Ltd 静電容量型キ−ボ−ドの制御方式
JPH01185630A (ja) * 1988-01-20 1989-07-25 Fuji Photo Film Co Ltd 熱現像感光材料

Also Published As

Publication number Publication date
JPS6036607B2 (ja) 1985-08-21

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