JPH03286326A - Coordinate input device - Google Patents

Coordinate input device

Info

Publication number
JPH03286326A
JPH03286326A JP8863990A JP8863990A JPH03286326A JP H03286326 A JPH03286326 A JP H03286326A JP 8863990 A JP8863990 A JP 8863990A JP 8863990 A JP8863990 A JP 8863990A JP H03286326 A JPH03286326 A JP H03286326A
Authority
JP
Japan
Prior art keywords
pen
writing pressure
magneto
constitution
magnetic
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
JP8863990A
Other languages
English (en)
Inventor
Akihiko Sakaguchi
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 JP8863990A priority Critical patent/JPH03286326A/ja
Publication of JPH03286326A publication Critical patent/JPH03286326A/ja
Pending legal-status Critical Current

Links

JP8863990A 1990-04-03 1990-04-03 Coordinate input device Pending JPH03286326A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8863990A JPH03286326A (en) 1990-04-03 1990-04-03 Coordinate input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8863990A JPH03286326A (en) 1990-04-03 1990-04-03 Coordinate input device

Publications (1)

Publication Number Publication Date
JPH03286326A true JPH03286326A (en) 1991-12-17

Family

ID=13948392

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8863990A Pending JPH03286326A (en) 1990-04-03 1990-04-03 Coordinate input device

Country Status (1)

Country Link
JP (1) JPH03286326A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0573299B1 (en) * 1992-06-04 1999-09-15 Canon Kabushiki Kaisha Position detection method using an optical interference signal and electronic filtering of this signal in the spatial frequency domain

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0573299B1 (en) * 1992-06-04 1999-09-15 Canon Kabushiki Kaisha Position detection method using an optical interference signal and electronic filtering of this signal in the spatial frequency domain

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