JP5210194B2 - 振動ジャイロ - Google Patents
振動ジャイロ Download PDFInfo
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- JP5210194B2 JP5210194B2 JP2009024043A JP2009024043A JP5210194B2 JP 5210194 B2 JP5210194 B2 JP 5210194B2 JP 2009024043 A JP2009024043 A JP 2009024043A JP 2009024043 A JP2009024043 A JP 2009024043A JP 5210194 B2 JP5210194 B2 JP 5210194B2
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- Japan
- Prior art keywords
- circuit
- signal
- self
- vibrator
- excited oscillation
- 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.)
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Description
20‥駆動部
21‥自励発振回路
30‥検出部
31‥交流増幅器
32、42‥同期検波回路
33‥移相回路
34、41‥波形整形回路
35‥低域通過フィルタ
36‥直流増幅器
40‥漏れ信号補償部
43‥整流回路
44‥掛け算回路
45‥減算回路
Claims (1)
- 振動子と、
前記振動子を共振駆動する駆動部と、
コリオリ力による前記振動子の振動を検出する検出部とよりなる振動ジャイロであって、
前記駆動部は自励発振回路を具備して前記振動子を自励振動させ、前記検出部は前記振動子からの検出信号を前記自励発振回路の自励発振信号を用いて同期検波する同期検波回路を具備する振動ジャイロにおいて、
前記自励発振回路の出力信号を波形整形する波形整形回路と、
前記波形整形回路の出力信号を検波信号とする同期検波回路と、
前記同期検波回路の出力信号を直流に変換する整流回路と、
前記整流回路の出力信号と前記自励発振回路の出力信号を乗算する掛け算回路と、
前記振動子からの検出信号から前記掛け算回路の出力信号を減算する減算回路が設けられていることを特徴とする振動ジャイロ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009024043A JP5210194B2 (ja) | 2009-02-04 | 2009-02-04 | 振動ジャイロ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009024043A JP5210194B2 (ja) | 2009-02-04 | 2009-02-04 | 振動ジャイロ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010181239A JP2010181239A (ja) | 2010-08-19 |
JP5210194B2 true JP5210194B2 (ja) | 2013-06-12 |
Family
ID=42762899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2009024043A Expired - Fee Related JP5210194B2 (ja) | 2009-02-04 | 2009-02-04 | 振動ジャイロ |
Country Status (1)
Country | Link |
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JP (1) | JP5210194B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112014005220T5 (de) * | 2013-11-14 | 2016-08-18 | Panasonic Intellectual Property Management Co., Ltd. | Erfassungsschaltung für eine physikalische Größe, Sensor für eine physikalische Größe und elektronische Einrichtung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0656300B2 (ja) * | 1985-09-02 | 1994-07-27 | 日本電装株式会社 | 振動型角速度検出装置 |
JP2004279101A (ja) * | 2003-03-13 | 2004-10-07 | Denso Corp | 振動型角速度センサ |
JP4535989B2 (ja) * | 2005-11-21 | 2010-09-01 | 日本航空電子工業株式会社 | 振動ジャイロ |
JP4536016B2 (ja) * | 2006-02-03 | 2010-09-01 | 日本航空電子工業株式会社 | 振動ジャイロ |
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2009
- 2009-02-04 JP JP2009024043A patent/JP5210194B2/ja not_active Expired - Fee Related
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JP2010181239A (ja) | 2010-08-19 |
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