JPS647340U - - Google Patents

Info

Publication number
JPS647340U
JPS647340U JP10129587U JP10129587U JPS647340U JP S647340 U JPS647340 U JP S647340U JP 10129587 U JP10129587 U JP 10129587U JP 10129587 U JP10129587 U JP 10129587U JP S647340 U JPS647340 U JP S647340U
Authority
JP
Japan
Prior art keywords
microphones
sounding body
points
coordinate
utility
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
JP10129587U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP10129587U priority Critical patent/JPS647340U/ja
Publication of JPS647340U publication Critical patent/JPS647340U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図、第２図はこの考案の原理を示す説明図
、第３図、第４図はこの考案の時間差測定を示す
波形図、第５図、第６図はこの考案に用いるマイ
クロホンを示す図。 １，２，３，４はそれぞれマイクロホン位置、
５は発音体位置、６，７，８はそれぞれ双曲線。
なお、図中同一符号は同一または相当部分を示す
。 Figures 1 and 2 are explanatory diagrams showing the principle of this invention, Figures 3 and 4 are waveform diagrams showing time difference measurement of this invention, and Figures 5 and 6 are microphones used in this invention. figure. 1, 2, 3, 4 are microphone positions, respectively.
5 is the position of the sounding body, and 6, 7, and 8 are hyperbolas.
Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】 (1) 同一の平面上で、当該平面上の座標位置が
既知な３点以上の点に設けられたマイクロホン、 上記平面上の任意の座標位置に置くことができ
る発音体。 この発音体からの音波が上記３点以上の点に設
けられたマイクロホンに発生する電圧を検出し、
２点のマイクロホンに発生する電圧の時間差から
上記発音体の発音点を含む双曲線の位置を決定し
、２本以上の双曲線の交点から上記発音体の座標
位置を決定する手段、 を備えた座標位置入力装置。 (2) 発音体から３点以上の点に設けられたマイ
クロホンまでの音波は、いずれも空気中を伝播す
るよう構成されることを特徴とする実用新案登録
請求の範囲第１項記載の座標入力装置。 (3) 発音体から３点以上の点に設けられたマイ
クロホンまでの音波は、いずれもデイジタイザ板
を構成する材質内を伝播するよう構成されること
を特徴とする実用新案登録請求の範囲第１項記載
の座標入力装置。[Claims for Utility Model Registration] (1) Microphones installed at three or more points on the same plane whose coordinate positions on the plane are known, and can be placed at any coordinate position on the plane. pronunciation body. Detecting the voltage generated by the sound wave from this sounding body in the microphones installed at the three or more points above,
A coordinate position comprising means for determining the position of a hyperbola including the sounding point of the sounding body from the time difference between voltages generated at two microphones, and determining the coordinate position of the sounding body from the intersection of two or more hyperbolas. input device. (2) Coordinate input according to claim 1 of the utility model registration claim, characterized in that the sound waves from the sounding body to the microphones provided at three or more points are all configured to propagate in the air. Device. (3) Claim 1 of the utility model registration, which is characterized in that the sound waves from the sounding body to the microphones provided at three or more points are all propagated within the material constituting the digitizer plate. Coordinate input device as described in section.
JP10129587U 1987-07-01 1987-07-01 Pending JPS647340U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10129587U JPS647340U (en) 1987-07-01 1987-07-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10129587U JPS647340U (en) 1987-07-01 1987-07-01

Publications (1)

Publication Number Publication Date
JPS647340U true JPS647340U (en) 1989-01-17

Family

ID=31330156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10129587U Pending JPS647340U (en) 1987-07-01 1987-07-01

Country Status (1)

Country Link
JP (1) JPS647340U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7336262B2 (en) 2000-02-21 2008-02-26 Oki Data Corporation Coordinate-capturing apparatus
JP2012248028A (en) * 2011-05-27 2012-12-13 Kddi Corp Pointing system
JP2013154454A (en) * 2012-01-31 2013-08-15 Daihatsu Motor Co Ltd Method for detecting tool position, and method and system for managing fastening work
JP2020104979A (en) * 2018-12-27 2020-07-09 コベルコ建機株式会社 Load swing-angle measuring device for crane

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082987A (en) * 1983-10-14 1985-05-11 Meidensha Electric Mfg Co Ltd Coordinate indicating method, coordinate indicating device and receiving device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082987A (en) * 1983-10-14 1985-05-11 Meidensha Electric Mfg Co Ltd Coordinate indicating method, coordinate indicating device and receiving device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7336262B2 (en) 2000-02-21 2008-02-26 Oki Data Corporation Coordinate-capturing apparatus
JP2012248028A (en) * 2011-05-27 2012-12-13 Kddi Corp Pointing system
JP2013154454A (en) * 2012-01-31 2013-08-15 Daihatsu Motor Co Ltd Method for detecting tool position, and method and system for managing fastening work
JP2020104979A (en) * 2018-12-27 2020-07-09 コベルコ建機株式会社 Load swing-angle measuring device for crane

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