NO942643D0 - Demodulator og fremgangsmåte derved - Google Patents
Demodulator og fremgangsmåte dervedInfo
- Publication number
- NO942643D0 NO942643D0 NO942643A NO942643A NO942643D0 NO 942643 D0 NO942643 D0 NO 942643D0 NO 942643 A NO942643 A NO 942643A NO 942643 A NO942643 A NO 942643A NO 942643 D0 NO942643 D0 NO 942643D0
- Authority
- NO
- Norway
- Prior art keywords
- demodulator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/04—Measuring peak values or amplitude or envelope of ac or of pulses
-
- 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
- G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
- G01D1/12—Measuring arrangements giving results other than momentary value of variable, of general application giving a maximum or minimum of a value
-
- 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
- G01D5/22—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 differentially influencing two coils
- G01D5/2291—Linear or rotary variable differential transformers (LVDTs/RVDTs) having a single primary coil and two secondary coils
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/006—Signal sampling
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Current Or Voltage (AREA)
- Dc Digital Transmission (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/110,020 US5399964A (en) | 1993-08-23 | 1993-08-23 | Peak amplitude detector for use in a synchronized position demodulator |
Publications (2)
Publication Number | Publication Date |
---|---|
NO942643D0 true NO942643D0 (no) | 1994-07-14 |
NO942643L NO942643L (no) | 1995-02-14 |
Family
ID=22330823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO942643A NO942643L (no) | 1993-08-23 | 1994-07-14 | Demodulator og fremgangsmåte derved |
Country Status (11)
Country | Link |
---|---|
US (1) | US5399964A (no) |
EP (1) | EP0640811B1 (no) |
JP (1) | JPH0786837A (no) |
KR (1) | KR950007267A (no) |
CN (1) | CN1118507A (no) |
AU (1) | AU674591B2 (no) |
BR (1) | BR9403318A (no) |
CA (1) | CA2126843C (no) |
DE (1) | DE69413164T2 (no) |
ES (1) | ES2122173T3 (no) |
NO (1) | NO942643L (no) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997005455A1 (de) * | 1995-07-31 | 1997-02-13 | Siemens Aktiengesellschaft | Schaltverfahren zum erzeugen eines schaltsignals bei erreichen einer schaltbedingung und zugehörige schaltung |
US5805001A (en) * | 1996-06-13 | 1998-09-08 | Texas Instruments Instruments Incorporated | Zero phase circuit for sampled data phase locked loop |
US6051998A (en) * | 1998-04-22 | 2000-04-18 | Mitsubishi Semiconductor America, Inc. | Offset-compensated peak detector with output buffering |
TW461920B (en) * | 1998-09-25 | 2001-11-01 | Mitsubishi Heavy Ind Ltd | Method of producing reduced iron and production facilities therefor |
US7006897B2 (en) * | 2001-07-26 | 2006-02-28 | Thales North America, Inc. | Apparatus, method and computer program product for monitoring AC line current through the step start resistors of a high voltage power supply |
FR2854476B1 (fr) * | 2003-04-30 | 2005-07-01 | Datacard Inc | Dispositif de comptage de produits empiles |
KR100600796B1 (ko) * | 2005-07-14 | 2006-07-19 | 삼성전자주식회사 | 디지털 제어방식의 고전압 발생장치 및 고전압 발생방법 |
US7936166B2 (en) * | 2009-04-24 | 2011-05-03 | Honeywell International Inc. | Quarter cycle waveform detector |
US8712710B2 (en) | 2011-05-13 | 2014-04-29 | Honeywell International Inc. | Method and apparatus for detection of LVDT core fallout condition |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5542066A (en) * | 1978-09-19 | 1980-03-25 | Mitsubishi Electric Corp | Peak value detector for sinusoidal ac wave |
US4599560A (en) * | 1983-04-11 | 1986-07-08 | The Warner & Swasey Company | AC excited transducer having stabilized phase sensitive demodulator circuit |
US4627080A (en) * | 1984-11-23 | 1986-12-02 | At&T Bell Laboratories | Adaptive timing circuit |
US4777629A (en) * | 1987-04-10 | 1988-10-11 | Amoco Corporation | Method and apparatus for detecting the peak of an analog signal |
US4857919A (en) * | 1987-09-14 | 1989-08-15 | Conoco Inc. | Method and apparatus for indicating the position of a core member of a variable differential transformer |
US4847548A (en) * | 1988-01-28 | 1989-07-11 | General Signal Corporation | Signal conditioner for a linear variable differential transformer |
-
1993
- 1993-08-23 US US08/110,020 patent/US5399964A/en not_active Expired - Lifetime
-
1994
- 1994-06-27 CA CA002126843A patent/CA2126843C/en not_active Expired - Fee Related
- 1994-07-14 NO NO942643A patent/NO942643L/no unknown
- 1994-07-21 EP EP94305401A patent/EP0640811B1/en not_active Expired - Lifetime
- 1994-07-21 DE DE69413164T patent/DE69413164T2/de not_active Expired - Fee Related
- 1994-07-21 ES ES94305401T patent/ES2122173T3/es not_active Expired - Lifetime
- 1994-08-19 AU AU70383/94A patent/AU674591B2/en not_active Ceased
- 1994-08-22 CN CN94115793A patent/CN1118507A/zh active Pending
- 1994-08-22 JP JP6218336A patent/JPH0786837A/ja not_active Withdrawn
- 1994-08-23 BR BR9403318A patent/BR9403318A/pt not_active Application Discontinuation
- 1994-08-23 KR KR1019940020762A patent/KR950007267A/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE69413164T2 (de) | 1999-04-22 |
BR9403318A (pt) | 1995-05-09 |
EP0640811B1 (en) | 1998-09-09 |
EP0640811A1 (en) | 1995-03-01 |
NO942643L (no) | 1995-02-14 |
CN1118507A (zh) | 1996-03-13 |
AU674591B2 (en) | 1997-01-02 |
CA2126843A1 (en) | 1995-02-24 |
JPH0786837A (ja) | 1995-03-31 |
US5399964A (en) | 1995-03-21 |
DE69413164D1 (de) | 1998-10-15 |
CA2126843C (en) | 1998-08-04 |
AU7038394A (en) | 1995-03-23 |
ES2122173T3 (es) | 1998-12-16 |
KR950007267A (ko) | 1995-03-21 |
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