JPH10503019A - ホール効果素子の温度補償回路 - Google Patents
ホール効果素子の温度補償回路Info
- Publication number
- JPH10503019A JPH10503019A JP8505220A JP50522096A JPH10503019A JP H10503019 A JPH10503019 A JP H10503019A JP 8505220 A JP8505220 A JP 8505220A JP 50522096 A JP50522096 A JP 50522096A JP H10503019 A JPH10503019 A JP H10503019A
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- inverting input
- input terminal
- output
- 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.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/07—Hall effect devices
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Hall/Mr Elements (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 独占的所有権又は権利を請求する発明の実施形態を次の通り定義する: 1.印加される磁界を表わす第1の出力信号を有するホール効果素子と; 前記第1の出力信号と信号通信状態で接続する入力端子を有し、前記磁界を表 わす第2の出力を有する増幅回路と; 少なくとも1つの温度感知抵抗器を有し、前記温度感知抵抗器が、前記第1の 出力信号の変化に対する前記温度感知抵抗器両端の電位の影響を阻止するために 回路内部に接続されているような温度補償回路とを具備する温度補償回路。 2.前記増幅回路は、出力端子と反転入力端子との間に第1のトランジスタが 接続している第1の増幅器と、出力端子と反転入力端子との間に第2のトランジ スタが接続している第2の増幅器と; 前記第1の増幅器の反転入力端子と前記第2の増幅器の反転入力端子との間に 接続する抵抗器とを具備する請求項1記載の回路。 3.前記増幅回路は、非反転入力端子が前記第1の増幅器の出力端子に接続し 且つ反転入力端子は前記第2の増幅器の出力端子に接続し、差が前記磁界を表わ す第3及び第4の出力信号を有する第3の増幅器を具備する請求項2記載の回路 。 4.非反転入力端子が前記第3の出力信号に接続し且つ反転入力端子は前記第 4の出力信号に接続し、出力端子と反転入力端子との間に温度感知フィードバッ クが接続されている第4の増幅器をさらに具備する請求項3記載の回路。 5.非反転入力端子に温度感知信号が接続し、出力端子は前記第4の増幅器の 前記非反転入力端子に接続している第5の増幅器をさらに具備する請求項4記載 の回路。 6.前記第4の増幅器の出力を可変調整する手段をさらに具備する請求項5記 載の増幅器。 7.前記第5の増幅器の前記非反転入力端子に接続する前記信号を可変調整す る手段をさらに具備する請求項6記載の増幅器。 8.反転入力端子が前記第4の増幅器の前記出力端子に接続している第6の増 幅器をさらに具備する請求項7記載の増幅器。 9.前記第6の増幅器の前記反転入力を可変調整する手段をさらに具備する請 求項8記載の増幅器。 10.印加される磁界を表わす第1の出力信号を有するホール効果素子と; 前記第1の出力信号と信号通信状態で接続する入力端子を有し、前記磁界を表 わす第2の出力を有し、第1の増幅器と、第2の増幅器とを具備し、前記第1の 増幅器は、その出力端子と反転入力端子との間に接続する第1のトランジスタを 有し、前記第2の増幅器は、その出力端子と反転入力端子との間に接続する第2 のトランジスタを有する増幅回路と; 少なくとも1つの温度感知抵抗器を有し、前記温度感知抵抗器が、前記第1の 出力信号の変化に対する前記温度感知抵抗器両端の電位の影響を阻止するために 内部に接続されている温度補償回路とを具備する温度補償回路。 11.前記第1の増幅器の反転入力端子と、前記第2の増幅器の反転入力端子 との間に接続する抵抗器をさらに具備する請求項10記載の回路。 12.前記増幅回路は、非反転入力端子が前記第1の増幅器の出力端子に接続 し且つ反転入力端子は前記第2の増幅器の出力端子に接続する第3の増幅器を具 備し、前記第3の増幅器は、差が前記磁界を表わす第3の出力信号と第4の出力 信号を有する請求項11記載の回路。 13.非反転入力端子が前記第3の出力信号に接続し且つ反転入力端子は前記 第4の出力信号に接続する第4の増幅器をさらに具備し、前記第4の増幅器は、 その出力端子と反転入力端子との間に接続する温度感知フィードバックを有する 請求項12記載の回路。 14.非反転入力端子に温度感知信号が接続する第5の増幅器をさらに具備し 、前記第5の増幅器の出力端子は前記第4の増幅器の前記非反転入力端子に接続 している請求項13記載の回路。 15.前記第4の増幅器の出力を可変調整する手段をさらに具備する請求項1 4記載の増幅器。 16.前記第5の増幅器の前記非反転入力端子に接続する前記信号を可変調整 する手段をさらに具備する請求項15記載の増幅器。 17.反転入力端子が前記第4の増幅器の前記出力端子に接続している第6の 増幅器をさらに具備する請求項16記載の増幅器。 18.前記第6の増幅器の前記反転入力を可変調整する手段をさらに具備する 請求項17記載の増幅器。 19.印加される磁界を表わす第1の出力信号を有するホール効果素子と; 入力端子が前記第1の出力信号と信号通信状態で接続しており、前記磁界を表 わす第2の出力を有し、第1の増幅器と、第2の増幅器とを具備し、前記第1の 増幅器は、その出力端子と反転入力端子との間に接続する第1のトランジスタを 有し、前記第2の増幅器は、その出力端子と反転入力端子との間に接続する第2 のトランジスタを有し、さらに、非反転入力端子が前記第1の増幅器の出力端子 に接続し且つ反転入力端子は前記第2の増幅器の出力端子に接続する第3の増幅 器を具備し、差が前記磁界を表わす第3の出力信号と第4の出力信号を有する増 幅回路と; 少なくとも1つの温度感知抵抗器を有し、前記温度感知抵抗器が、前記第1の 出力信号の変化に対する前記温度感知抵抗器両端の電位の影響を阻止するために 内部に接続されている温度補償回路と; 前記第1の増幅器の反転入力端子と前記第2の増幅器の反転入力端子との間に 接続する抵抗器と; 非反転入力端子が前記第3の出力信号に接続し且つ反転入力端子は前記第4の 出力信号に接続し、出力端子と反転入力端子との間に接続する温度感知フィード バックを有する第4の増幅器と; 非反転入力端子に接続する温度感知信号を有し、出力信号が前記第4の増幅器 の前記非反転入力端子に接続している第5の増幅器と; 前記第4の増幅器の出力を可変調整する手段とを具備する温度補償回路。 20.前記第5の増幅器の前記非反転入力端子に接続する前記信号を可変調整 する手段と; 反転入力端子が前記第4の増幅器の前記出力端子に接続している第6の増幅器 と; 前記第6の増幅器の前記反転入力を可変調整する手段とをさらに具備する請求 項19記載の増幅器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/277,388 US6104231A (en) | 1994-07-19 | 1994-07-19 | Temperature compensation circuit for a hall effect element |
US08/277,388 | 1994-07-19 | ||
PCT/US1995/008995 WO1996002849A1 (en) | 1994-07-19 | 1995-07-18 | Temperature compensation circuit for a hall effect element |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH10503019A true JPH10503019A (ja) | 1998-03-17 |
Family
ID=23060649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8505220A Ceased JPH10503019A (ja) | 1994-07-19 | 1995-07-18 | ホール効果素子の温度補償回路 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6104231A (ja) |
EP (1) | EP0771424B1 (ja) |
JP (1) | JPH10503019A (ja) |
DE (1) | DE69508250T2 (ja) |
WO (1) | WO1996002849A1 (ja) |
Cited By (4)
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JP5001488B2 (ja) * | 1998-12-15 | 2012-08-15 | 旭化成エレクトロニクス株式会社 | 半導体装置 |
JP2015172554A (ja) * | 2014-03-12 | 2015-10-01 | 旭化成エレクトロニクス株式会社 | センサ閾値決定回路 |
WO2022209719A1 (ja) * | 2021-03-31 | 2022-10-06 | 株式会社村田製作所 | センサー出力補償回路 |
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US6392400B1 (en) * | 1998-10-08 | 2002-05-21 | Schlumberger Resource Management Services | High linearity, low offset interface for Hall effect devices |
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US6939736B2 (en) * | 2003-07-31 | 2005-09-06 | Texas Instruments Incorporated | Ideal operational amplifier layout techniques for reducing package stress and configurations therefor |
US7202696B1 (en) * | 2003-09-26 | 2007-04-10 | Cypress Semiconductor Corporation | Circuit for temperature and beta compensation |
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1994
- 1994-07-19 US US08/277,388 patent/US6104231A/en not_active Expired - Fee Related
-
1995
- 1995-07-18 JP JP8505220A patent/JPH10503019A/ja not_active Ceased
- 1995-07-18 EP EP95928661A patent/EP0771424B1/en not_active Expired - Lifetime
- 1995-07-18 WO PCT/US1995/008995 patent/WO1996002849A1/en active IP Right Grant
- 1995-07-18 DE DE69508250T patent/DE69508250T2/de not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5001488B2 (ja) * | 1998-12-15 | 2012-08-15 | 旭化成エレクトロニクス株式会社 | 半導体装置 |
US8222874B2 (en) | 2007-06-26 | 2012-07-17 | Vishay-Siliconix | Current mode boost converter using slope compensation |
US9423812B2 (en) | 2007-06-26 | 2016-08-23 | Vishay-Siliconix | Current mode boost converter using slope compensation |
JP2015172554A (ja) * | 2014-03-12 | 2015-10-01 | 旭化成エレクトロニクス株式会社 | センサ閾値決定回路 |
WO2022209719A1 (ja) * | 2021-03-31 | 2022-10-06 | 株式会社村田製作所 | センサー出力補償回路 |
Also Published As
Publication number | Publication date |
---|---|
EP0771424A1 (en) | 1997-05-07 |
DE69508250D1 (de) | 1999-04-15 |
EP0771424B1 (en) | 1999-03-10 |
US6104231A (en) | 2000-08-15 |
WO1996002849A1 (en) | 1996-02-01 |
DE69508250T2 (de) | 1999-09-02 |
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