KR100518896B1 - 거리측정용 아이씨 - Google Patents
거리측정용 아이씨 Download PDFInfo
- Publication number
- KR100518896B1 KR100518896B1 KR10-1998-0004560A KR19980004560A KR100518896B1 KR 100518896 B1 KR100518896 B1 KR 100518896B1 KR 19980004560 A KR19980004560 A KR 19980004560A KR 100518896 B1 KR100518896 B1 KR 100518896B1
- Authority
- KR
- South Korea
- Prior art keywords
- distance measuring
- planar inductor
- distributed
- dimensional shape
- conductive material
- Prior art date
Links
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
- G01D5/202—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by movable a non-ferromagnetic conductive element
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
Claims (12)
- (1) IC 패키지에 내장되어 있는 발진기와,(2) 이 발진기를 내장하고 있는 IC의 패키지 표면에 배설됨과 동시에, 발진기에 접속되어 발진기의 발진주파수를 특정하는 평면형상 인덕터를 구비하며;IC의 패키지 표면에 도전성물질이 접근하면, 평면형상 인덕터에 의해, 발진기의 발진주파수를 변화시켜 도전성물질의 접근거리를 검출하는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 발진기의 발진주파수가 30 ∼ 1000MHz 인 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 발진기가 오퍼암프와 캐패시터와 평면형상 인덕터를 구비하는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 평면형상 인덕터가 미앤더형 인덕터인 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 평면형상 인덕터가 스파이럴형 인덕터인 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 평면형상 인덕터의 단자가 IC 핀에 접속되어 있는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, IC 패키지의 윗표면에 배설된 절연물질 위에, 2차원형상으로 분포되는 평면형상 인덕터를 배치하고 있는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 평면형상 인덕터 표면이 절연물질로 피복되어 있는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 발진기의 발진주파수를 검출하여 디지털신호를 출력하는 주파수 카운터를 구비하는 것을 특징으로 하는 거리측정용 IC.
- 제 1 항에 있어서, 발진기가, 증폭기와, 이 증폭기의 출력을 피이드백하는 피이드백·네트워크를 구비하는 것을 특징으로 하는 거리측정용 IC.
- 제 10 항에 있어서, 피이드백 ·네트워크가 저항으로 구성되는 것을 특징으로 하는 거리측정용 IC.
- 제 10 항에 있어서, 증폭기가 트랜지스터로 구성되는 것을 특징으로 하는 거리측정용 IC.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32507 | 1987-02-17 | ||
JP3250797A JPH10228345A (ja) | 1997-02-18 | 1997-02-18 | 電子ペン入力装置 |
JP97-32507 | 1997-02-18 | ||
JP4852 | 1998-01-13 | ||
JP00485298A JP3352619B2 (ja) | 1998-01-13 | 1998-01-13 | 距離測定用ic |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980071385A KR19980071385A (ko) | 1998-10-26 |
KR100518896B1 true KR100518896B1 (ko) | 2005-11-25 |
Family
ID=26338698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0004560A KR100518896B1 (ko) | 1997-02-18 | 1998-02-16 | 거리측정용 아이씨 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5949293A (ko) |
KR (1) | KR100518896B1 (ko) |
DE (1) | DE19806290C2 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19812965A1 (de) * | 1998-03-24 | 1999-10-07 | Elmeg | Vorrichtung zum induktiven Messen der Lage eines Metallbandes |
JP3456924B2 (ja) * | 1999-07-01 | 2003-10-14 | アオイ電子株式会社 | マイクロホン装置 |
DE10025661A1 (de) * | 2000-05-24 | 2001-12-06 | Balluff Gebhard Feinmech | Wegmeßsystem |
DE10026019B4 (de) * | 2000-05-25 | 2015-03-05 | Hella Kgaa Hueck & Co. | Induktiver Positionssensor, insbesondere für ein Kraftfahrzeug |
DE10048435A1 (de) * | 2000-09-29 | 2002-04-11 | Siemens Ag | Induktiver Weggeber |
US6828780B2 (en) * | 2001-05-01 | 2004-12-07 | Balluff Gmbh | Position measuring system having an inductive element arranged on a flexible support |
US6995556B2 (en) * | 2002-07-23 | 2006-02-07 | Ensco, Inc. | Electromagnetic gage sensing system and method for railroad track inspection |
DE10332422B4 (de) | 2003-07-16 | 2006-04-20 | Messer Cutting & Welding Gmbh | Verfahren für die thermische Bearbeitung eines Werkstücks, thermische Bearbeitungsmaschine dafür, sowie für den Einsatz in der Bearbeitungsmaschine geeignetes Schneid- oder Schweißwerkzeug |
DE10348914B4 (de) * | 2003-10-21 | 2006-07-06 | Siemens Ag | Vorrichtung zum Messen des Drehwinkels eines Drehkörpers |
DE10354469B4 (de) * | 2003-11-21 | 2007-03-08 | Siemens Ag | Vorrichtung zum Messen des Drehwinkels eines Drehkörpers |
DE102005058597A1 (de) * | 2005-12-07 | 2007-06-28 | Sick Stegmann Gmbh | Verfahren und Vorrichtung zur Justierung einer Positions- und/oder Geschwindigkeitsmesseinrichtung |
JP2008166449A (ja) * | 2006-12-27 | 2008-07-17 | Tokyo Seimitsu Co Ltd | 共振現象を応用した終点検出方法、終点検出装置及びそれを搭載した化学機械研磨装置及び化学機械研磨装置で作成した半導体デバイス |
JP4159594B1 (ja) * | 2007-05-21 | 2008-10-01 | 株式会社東京精密 | 研磨終了時点の予測・検出方法とその装置 |
WO2016138546A2 (en) | 2015-02-27 | 2016-09-01 | Azoteq (Pty) Ltd | Inductance sensing |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0559305U (ja) * | 1992-01-21 | 1993-08-06 | ティーディーケイ株式会社 | 磁気的検知装置 |
JPH05296708A (ja) * | 1992-04-17 | 1993-11-09 | Sanmei Denki Kk | すきまセンサ |
JPH08320362A (ja) * | 1995-03-17 | 1996-12-03 | Toyota Central Res & Dev Lab Inc | 積層型磁界検出装置 |
JPH11201708A (ja) * | 1998-01-13 | 1999-07-30 | Nippon System Kaihatsu Kk | 距離測定用ic |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4042876A (en) * | 1976-04-29 | 1977-08-16 | The United States Of America As Represented By The United States Energy Research And Development Administration | Eddy current gauge for monitoring displacement using printed circuit coil |
JPH01253137A (ja) * | 1988-04-01 | 1989-10-09 | Yamatake Honeywell Co Ltd | 磁気センサー |
DE4040084C2 (de) * | 1990-12-14 | 1998-09-24 | Dittel Walter Luftfahrt | Berührungsloses Abstandsmeßgerät |
DE9105145U1 (de) * | 1991-04-26 | 1992-08-27 | Papst-Motoren GmbH & Co KG, 7742 St Georgen | Positionssensor für Drehbewegungen |
DE4232426C2 (de) * | 1991-10-01 | 1994-09-08 | Zam Ev | Schaltung zur induktiven Distanzerfassung eines Metallteiles |
-
1998
- 1998-02-13 US US09/023,771 patent/US5949293A/en not_active Expired - Lifetime
- 1998-02-16 KR KR10-1998-0004560A patent/KR100518896B1/ko not_active IP Right Cessation
- 1998-02-16 DE DE19806290A patent/DE19806290C2/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0559305U (ja) * | 1992-01-21 | 1993-08-06 | ティーディーケイ株式会社 | 磁気的検知装置 |
JPH05296708A (ja) * | 1992-04-17 | 1993-11-09 | Sanmei Denki Kk | すきまセンサ |
JPH08320362A (ja) * | 1995-03-17 | 1996-12-03 | Toyota Central Res & Dev Lab Inc | 積層型磁界検出装置 |
JPH11201708A (ja) * | 1998-01-13 | 1999-07-30 | Nippon System Kaihatsu Kk | 距離測定用ic |
Also Published As
Publication number | Publication date |
---|---|
KR19980071385A (ko) | 1998-10-26 |
US5949293A (en) | 1999-09-07 |
DE19806290A1 (de) | 1998-08-20 |
DE19806290C2 (de) | 2002-01-17 |
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