NL7904004A - Druk-frequentieomzetter. - Google Patents

Druk-frequentieomzetter.

Info

Publication number
NL7904004A
NL7904004A NL7904004A NL7904004A NL7904004A NL 7904004 A NL7904004 A NL 7904004A NL 7904004 A NL7904004 A NL 7904004A NL 7904004 A NL7904004 A NL 7904004A NL 7904004 A NL7904004 A NL 7904004A
Authority
NL
Netherlands
Prior art keywords
pressure
frequency converter
converter
frequency
Prior art date
Application number
NL7904004A
Other languages
English (en)
Original Assignee
Itt
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 Itt filed Critical Itt
Publication of NL7904004A publication Critical patent/NL7904004A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/84—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by variation of applied mechanical force, e.g. of pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0019—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a semiconductive element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S438/00—Semiconductor device manufacturing: process
    • Y10S438/928—Front and rear surface processing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
NL7904004A 1978-05-30 1979-05-22 Druk-frequentieomzetter. NL7904004A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24186/78A GB1588669A (en) 1978-05-30 1978-05-30 Silicon transducer

Publications (1)

Publication Number Publication Date
NL7904004A true NL7904004A (nl) 1979-12-04

Family

ID=10207760

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7904004A NL7904004A (nl) 1978-05-30 1979-05-22 Druk-frequentieomzetter.

Country Status (6)

Country Link
US (2) US4229979A (nl)
JP (1) JPS5526487A (nl)
CA (1) CA1125049A (nl)
DE (1) DE2921184A1 (nl)
GB (1) GB1588669A (nl)
NL (1) NL7904004A (nl)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443293A (en) * 1981-04-20 1984-04-17 Kulite Semiconductor Products, Inc. Method of fabricating transducer structure employing vertically walled diaphragms with quasi rectangular active areas
US4472239A (en) * 1981-10-09 1984-09-18 Honeywell, Inc. Method of making semiconductor device
US4696188A (en) * 1981-10-09 1987-09-29 Honeywell Inc. Semiconductor device microstructure
US4522682A (en) * 1982-06-21 1985-06-11 Rockwell International Corporation Method for producing PNP type lateral transistor separated from substrate by O.D.E. for minimal interference therefrom
US4825693A (en) * 1982-09-30 1989-05-02 Honeywell Inc. Slotted diaphragm semiconductor device
US4478076A (en) * 1982-09-30 1984-10-23 Honeywell Inc. Flow sensor
US4651564A (en) * 1982-09-30 1987-03-24 Honeywell Inc. Semiconductor device
US4478077A (en) * 1982-09-30 1984-10-23 Honeywell Inc. Flow sensor
US4605919A (en) * 1982-10-04 1986-08-12 Becton, Dickinson And Company Piezoresistive transducer
US4498229A (en) * 1982-10-04 1985-02-12 Becton, Dickinson And Company Piezoresistive transducer
JPS59136977A (ja) * 1983-01-26 1984-08-06 Hitachi Ltd 圧力感知半導体装置とその製造法
GB2146697B (en) * 1983-09-17 1986-11-05 Stc Plc Flexible hinge device
US4597003A (en) * 1983-12-01 1986-06-24 Harry E. Aine Chemical etching of a semiconductive wafer by undercutting an etch stopped layer
US4600934A (en) * 1984-01-06 1986-07-15 Harry E. Aine Method of undercut anisotropic etching of semiconductor material
US4581624A (en) * 1984-03-01 1986-04-08 Allied Corporation Microminiature semiconductor valve
JPS60186725A (ja) * 1984-03-06 1985-09-24 Yokogawa Hokushin Electric Corp 圧力センサ
JPS61100627A (ja) * 1984-10-24 1986-05-19 Yokogawa Hokushin Electric Corp 振動式歪センサ
GB8426915D0 (en) * 1984-10-24 1984-11-28 Marconi Instruments Ltd Fabricating devices on semiconductor substrates
JPS61114139A (ja) * 1984-11-08 1986-05-31 Yokogawa Hokushin Electric Corp 差圧センサ
US4614119A (en) * 1985-03-08 1986-09-30 The Foxboro Company Resonant hollow beam and method
JPS6263828A (ja) * 1985-09-06 1987-03-20 Yokogawa Electric Corp 振動式トランスジューサ
JPS62288542A (ja) * 1986-06-06 1987-12-15 Yokogawa Electric Corp 振動式半導体トランスジユ−サ
JPS62297738A (ja) * 1986-06-16 1987-12-24 Yokogawa Electric Corp 振動式圧力センサ
US4929301A (en) * 1986-06-18 1990-05-29 International Business Machines Corporation Anisotropic etching method and etchant
GB8720355D0 (en) * 1987-08-28 1987-10-07 Emi Plc Thorn Measuring fluid density
JPH07104217B2 (ja) * 1988-05-27 1995-11-13 横河電機株式会社 振動式トランスデューサとその製造方法
US4960486A (en) * 1988-06-06 1990-10-02 Brigham Young University Method of manufacturing radiation detector window structure
EP0419021A3 (en) * 1989-08-30 1991-10-09 Schlumberger Industries Limited Sensors with vibrating elements
US4941941A (en) * 1989-10-03 1990-07-17 International Business Machines Corporation Method of anisotropically etching silicon wafers and wafer etching solution
FR2664979B1 (fr) * 1990-07-20 1992-11-06 Sextant Avionique Micro-capteur de pression.
US5101664A (en) * 1990-10-15 1992-04-07 United Technologies Corporation Optical pressure transducer
KR0142150B1 (ko) * 1993-04-09 1998-07-15 윌리엄 티. 엘리스 붕소 질화물을 에칭하기 위한 방법
JP2880651B2 (ja) * 1994-08-12 1999-04-12 東京瓦斯株式会社 熱式マイクロフローセンサ及びその製造方法
JP3489309B2 (ja) * 1995-12-27 2004-01-19 株式会社デンソー 半導体力学量センサの製造方法および異方性エッチングマスク
US5801057A (en) * 1996-03-22 1998-09-01 Smart; Wilson H. Microsampling device and method of construction
US20020003274A1 (en) * 1998-08-27 2002-01-10 Janusz Bryzek Piezoresistive sensor with epi-pocket isolation
US6006607A (en) * 1998-08-31 1999-12-28 Maxim Integrated Products, Inc. Piezoresistive pressure sensor with sculpted diaphragm
US6351996B1 (en) 1998-11-12 2002-03-05 Maxim Integrated Products, Inc. Hermetic packaging for semiconductor pressure sensors
US6346742B1 (en) 1998-11-12 2002-02-12 Maxim Integrated Products, Inc. Chip-scale packaged pressure sensor
US6229190B1 (en) 1998-12-18 2001-05-08 Maxim Integrated Products, Inc. Compensated semiconductor pressure sensor
US6393898B1 (en) 2000-05-25 2002-05-28 Symyx Technologies, Inc. High throughput viscometer and method of using same
US6664067B1 (en) 2000-05-26 2003-12-16 Symyx Technologies, Inc. Instrument for high throughput measurement of material physical properties and method of using same
FR2824636B1 (fr) * 2001-05-10 2003-09-05 Schlumberger Services Petrol Capteur de pression microelectronique a resonateur supportant des pressions elevees
US6837115B2 (en) * 2001-08-24 2005-01-04 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6736017B2 (en) 2001-08-24 2004-05-18 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6772642B2 (en) 2001-08-24 2004-08-10 Damian A. Hajduk High throughput mechanical property and bulge testing of materials libraries
US6769292B2 (en) * 2001-08-24 2004-08-03 Symyx Technologies, Inc High throughput rheological testing of materials
US6650102B2 (en) 2001-08-24 2003-11-18 Symyx Technologies, Inc. High throughput mechanical property testing of materials libraries using a piezoelectric
US6690179B2 (en) 2001-08-24 2004-02-10 Symyx Technologies, Inc. High throughput mechanical property testing of materials libraries using capacitance
US6857309B2 (en) 2001-08-24 2005-02-22 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6860148B2 (en) 2001-08-24 2005-03-01 Symyx Technologies, Inc. High throughput fabric handle screening
US20030055587A1 (en) * 2001-09-17 2003-03-20 Symyx Technologies, Inc. Rapid throughput surface topographical analysis
US7013709B2 (en) * 2002-01-31 2006-03-21 Symyx Technologies, Inc. High throughput preparation and analysis of plastically shaped material samples
US20030203500A1 (en) * 2002-04-26 2003-10-30 Symyx Technologies, Inc. High throughput testing of fluid samples using an electric field
US7112443B2 (en) * 2002-10-18 2006-09-26 Symyx Technologies, Inc. High throughput permeability testing of materials libraries
US7737424B2 (en) * 2007-06-01 2010-06-15 Moxtek, Inc. X-ray window with grid structure
US9305735B2 (en) 2007-09-28 2016-04-05 Brigham Young University Reinforced polymer x-ray window
US20100285271A1 (en) 2007-09-28 2010-11-11 Davis Robert C Carbon nanotube assembly
US8498381B2 (en) 2010-10-07 2013-07-30 Moxtek, Inc. Polymer layer on X-ray window
US8247971B1 (en) 2009-03-19 2012-08-21 Moxtek, Inc. Resistively heated small planar filament
JP2011013062A (ja) * 2009-07-01 2011-01-20 Seiko Epson Corp 圧力センサー
US7983394B2 (en) 2009-12-17 2011-07-19 Moxtek, Inc. Multiple wavelength X-ray source
US8526574B2 (en) 2010-09-24 2013-09-03 Moxtek, Inc. Capacitor AC power coupling across high DC voltage differential
US8804910B1 (en) 2011-01-24 2014-08-12 Moxtek, Inc. Reduced power consumption X-ray source
US8750458B1 (en) 2011-02-17 2014-06-10 Moxtek, Inc. Cold electron number amplifier
US8929515B2 (en) 2011-02-23 2015-01-06 Moxtek, Inc. Multiple-size support for X-ray window
KR20130022853A (ko) * 2011-08-26 2013-03-07 삼성전자주식회사 에너지 변환 소자와 그 제조 및 동작방법
US8761344B2 (en) 2011-12-29 2014-06-24 Moxtek, Inc. Small x-ray tube with electron beam control optics
US9173623B2 (en) 2013-04-19 2015-11-03 Samuel Soonho Lee X-ray tube and receiver inside mouth

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1324283A (fr) * 1962-02-28 1963-04-19 Capsules manométriques à compensation des dilatations thermiques
US3399572A (en) * 1966-12-01 1968-09-03 Gen Precision Inc Vibrating beam pressure transducer
US3672220A (en) * 1970-02-12 1972-06-27 Solartron Electronic Group Force-transducers
US3762223A (en) * 1971-09-10 1973-10-02 Conrac Corp Digital pressure transducer
US3888708A (en) * 1972-02-17 1975-06-10 Kensall D Wise Method for forming regions of predetermined thickness in silicon
US3912563A (en) * 1973-06-05 1975-10-14 Matsushita Electric Ind Co Ltd Method of making semiconductor piezoresistive strain transducer
GB1483344A (en) * 1974-08-05 1977-08-17 Marconi Co Ltd Pressure sensitive devices
US4074576A (en) * 1975-07-28 1978-02-21 Lev Dmitrievich Bryzzhev Fluid pressure measuring device
JPS52128066A (en) * 1976-04-20 1977-10-27 Matsushita Electronics Corp Manufacture of semiconductor device

Also Published As

Publication number Publication date
CA1125049A (en) 1982-06-08
GB1588669A (en) 1981-04-29
US4293373A (en) 1981-10-06
US4229979A (en) 1980-10-28
DE2921184A1 (de) 1979-12-06
JPS6232415B2 (nl) 1987-07-14
JPS5526487A (en) 1980-02-25

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