CN1231746C - 用于微波信号直接数字化的方法和装置 - Google Patents

用于微波信号直接数字化的方法和装置 Download PDF

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Publication number
CN1231746C
CN1231746C CN 02816348 CN02816348A CN1231746C CN 1231746 C CN1231746 C CN 1231746C CN 02816348 CN02816348 CN 02816348 CN 02816348 A CN02816348 A CN 02816348A CN 1231746 C CN1231746 C CN 1231746C
Authority
CN
China
Prior art keywords
microwave signal
converter
digital value
storing unit
terminal storing
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.)
Expired - Fee Related
Application number
CN 02816348
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English (en)
Chinese (zh)
Other versions
CN1545615A (zh
Inventor
罗伯特·劳恩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vega Grieshaber KG
Original Assignee
Vega Grieshaber KG
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
Priority claimed from DE10140821A external-priority patent/DE10140821A1/de
Application filed by Vega Grieshaber KG filed Critical Vega Grieshaber KG
Publication of CN1545615A publication Critical patent/CN1545615A/zh
Application granted granted Critical
Publication of CN1231746C publication Critical patent/CN1231746C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/103—Systems for measuring distance only using transmission of interrupted, pulse modulated waves particularities of the measurement of the distance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/32—Shaping echo pulse signals; Deriving non-pulse signals from echo pulse signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
CN 02816348 2001-08-20 2002-08-20 用于微波信号直接数字化的方法和装置 Expired - Fee Related CN1231746C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10140821.8 2001-08-20
DE10140821A DE10140821A1 (de) 2001-08-20 2001-08-20 Verfahren und Vorrichtung zur direkten Digitalisierung von Mikrowellensignalen
US31527201P 2001-08-28 2001-08-28
US60/315,272 2001-08-28

Publications (2)

Publication Number Publication Date
CN1545615A CN1545615A (zh) 2004-11-10
CN1231746C true CN1231746C (zh) 2005-12-14

Family

ID=26009969

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 02816348 Expired - Fee Related CN1231746C (zh) 2001-08-20 2002-08-20 用于微波信号直接数字化的方法和装置

Country Status (4)

Country Link
EP (1) EP1419367A1 (fr)
CN (1) CN1231746C (fr)
AU (1) AU2002333481B2 (fr)
WO (1) WO2003019120A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006043809A1 (de) 2006-09-13 2008-03-27 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße
US8477064B2 (en) * 2010-12-22 2013-07-02 Rosemount Tank Radar Ab Loop-powered field device
HRP20221145T1 (hr) * 2017-05-09 2022-11-25 Vega Grieshaber Kg Mjerenje razine punjenja, mjerenje tlaka ili mjerenje protoka s kratkim vremenom mjerenja

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5672975A (en) * 1995-06-07 1997-09-30 Rosemount Inc. Two-wire level transmitter
US5841666A (en) * 1995-12-21 1998-11-24 Endress + Hauser Gmbh + Co. Processor apparatus and method for a process measurement signal
DE19649838C1 (de) * 1996-12-02 1998-04-02 Forschungsgesellschaft Fuer An Verfahren für die kohärente Radarmessung mittels elektronisch gesteuerter Antennen sowie Vorrichtung zur Durchführung des Verfahrens
AU5746399A (en) * 1999-09-07 2001-04-10 Endress & Hauser GMBH & Co. KG. Device for determining a physical process variable of a medium

Also Published As

Publication number Publication date
HK1070417A1 (en) 2005-06-17
CN1545615A (zh) 2004-11-10
EP1419367A1 (fr) 2004-05-19
WO2003019120A1 (fr) 2003-03-06
AU2002333481B2 (en) 2007-04-26

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