DE2349904C3 - Digital-Analog-Umsetzer mit Amplituden- und Impulsbreiten-Modulation - Google Patents
Digital-Analog-Umsetzer mit Amplituden- und Impulsbreiten-ModulationInfo
- Publication number
- DE2349904C3 DE2349904C3 DE2349904A DE2349904A DE2349904C3 DE 2349904 C3 DE2349904 C3 DE 2349904C3 DE 2349904 A DE2349904 A DE 2349904A DE 2349904 A DE2349904 A DE 2349904A DE 2349904 C3 DE2349904 C3 DE 2349904C3
- Authority
- DE
- Germany
- Prior art keywords
- pulse
- amplitude
- cosine
- pulse width
- angle
- 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
Links
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
- G01D5/204—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 mutual induction between two or more coils
- G01D5/2073—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 mutual induction between two or more coils by movement of a single coil with respect to two or more coils
- G01D5/208—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 mutual induction between two or more coils by movement of a single coil with respect to two or more coils using polyphase currents
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/82—Digital/analogue converters with intermediate conversion to time interval
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Networks Using Active Elements (AREA)
- Analogue/Digital Conversion (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30103072A | 1972-10-26 | 1972-10-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2349904A1 DE2349904A1 (de) | 1974-05-09 |
DE2349904B2 DE2349904B2 (de) | 1978-05-11 |
DE2349904C3 true DE2349904C3 (de) | 1979-01-18 |
Family
ID=23161633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2349904A Expired DE2349904C3 (de) | 1972-10-26 | 1973-10-04 | Digital-Analog-Umsetzer mit Amplituden- und Impulsbreiten-Modulation |
Country Status (10)
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3900843A (en) * | 1972-09-05 | 1975-08-19 | Singer Co | Gyro pickoff apparatus to sense deviations of a vehicle axis from a gyro spin axis |
US3893102A (en) * | 1973-11-02 | 1975-07-01 | Bell Telephone Labor Inc | Digital-to-analog converter using differently decoded bit groups |
US3896299A (en) * | 1974-05-28 | 1975-07-22 | Rockwell International Corp | Trigonometric analog-to-digital conversion apparatus |
US3962620A (en) * | 1974-06-03 | 1976-06-08 | The Arthur G. Russell Company, Incorporated | Switching apparatus |
SE413265B (sv) * | 1975-10-22 | 1980-05-12 | Data Automation Corp | Anordning for att bestemma legeskoordinater pa en arbetsyta |
JPS5295155A (en) * | 1976-02-06 | 1977-08-10 | Matsushita Electric Ind Co Ltd | Da converter |
US4357489A (en) * | 1980-02-04 | 1982-11-02 | Texas Instruments Incorporated | Low voltage speech synthesis system with pulse width digital-to-analog converter |
US4484178A (en) * | 1982-06-22 | 1984-11-20 | International Business Machines Corporation | Digital-to-analog converter |
US4743821A (en) * | 1986-10-14 | 1988-05-10 | International Business Machines Corporation | Pulse-width-modulating feedback control of electromagnetic actuators |
DE3905382A1 (de) * | 1989-02-22 | 1990-08-23 | Grossenbacher Elektronik Ag | Messverfahren zur wegmessung mittels resolver und inductosyn |
US5517099A (en) * | 1993-06-15 | 1996-05-14 | International Modern Technologies, Inc. | Method and apparatus for robust integral-pulse control of a servodrive of unknown dynamics |
US5838614A (en) | 1995-07-31 | 1998-11-17 | Lexar Microsystems, Inc. | Identification and verification of a sector within a block of mass storage flash memory |
US6552666B1 (en) * | 1996-03-16 | 2003-04-22 | Atsutoshi Goto | Phase difference detection device and method for a position detector |
US6014055A (en) * | 1998-02-06 | 2000-01-11 | Intersil Corporation | Class D amplifier with reduced clock requirement and related methods |
US6434582B1 (en) * | 1999-06-18 | 2002-08-13 | Advanced Micro Devices, Inc. | Cosine algorithm for relatively small angles |
MXPA02010777A (es) * | 2000-05-03 | 2003-03-27 | Horton Inc | Un sistema de enfriamiento con ventilador de motor con anillo dc sin escobillas.. |
DE10033575B4 (de) * | 2000-07-11 | 2005-04-21 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren und Vorrichtung zur Abschätzung der Frequenz eines digitalen Signals |
US6476747B1 (en) * | 2001-04-10 | 2002-11-05 | Adc Telecommunications Israel Ltd. | Digital to analog converter |
US7196604B2 (en) * | 2001-05-30 | 2007-03-27 | Tt Electronics Technology Limited | Sensing apparatus and method |
GB0126014D0 (en) * | 2001-10-30 | 2001-12-19 | Sensopad Technologies Ltd | Modulated field position sensor |
GB2394293A (en) * | 2002-10-16 | 2004-04-21 | Gentech Invest Group Ag | Inductive sensing apparatus and method |
WO2004036147A2 (en) * | 2002-10-16 | 2004-04-29 | Tt Electronics Technology Limited | Position sensing apparatus and method |
GB0303627D0 (en) * | 2003-02-17 | 2003-03-19 | Sensopad Technologies Ltd | Sensing method and apparatus |
JP2008509418A (ja) * | 2004-08-09 | 2008-03-27 | センソパッド リミテッド | 検知装置及び検知方法 |
US7855669B2 (en) | 2008-09-26 | 2010-12-21 | Silicon Laboratories, Inc. | Circuit device to generate a high precision control signal |
KR101566987B1 (ko) * | 2014-12-17 | 2015-11-06 | 래드손(주) | 펄스 면적 변조 방법 및 이를 이용하는 펄스 면적 변조기 |
US9960784B1 (en) | 2017-04-13 | 2018-05-01 | Hamilton Sundstrand Corporation | Analog to digital converters |
CN116269733B (zh) * | 2023-03-20 | 2024-05-03 | 成都飞云科技有限公司 | 一种脉冲消融导管、装置及脉冲消融方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3324376A (en) * | 1963-12-30 | 1967-06-06 | Gen Precision Inc | Linear d.c. to a.c. converter |
US3446992A (en) * | 1966-12-27 | 1969-05-27 | Nasa | Bus voltage compensation circuit for controlling direct current motor |
US3596200A (en) * | 1969-06-24 | 1971-07-27 | Int Water And Control Systems | Simultaneous complementary output pulse generator |
US3621354A (en) * | 1970-01-07 | 1971-11-16 | Gen Electric | Dc motor current actuated digital control system |
US3668560A (en) * | 1970-07-09 | 1972-06-06 | Research Corp | Pulse-width frequency modulation device |
US3706943A (en) * | 1971-10-20 | 1972-12-19 | Gen Electric | Modulating circuit |
-
1972
- 1972-10-26 US US00301030A patent/US3789393A/en not_active Expired - Lifetime
-
1973
- 1973-09-20 CA CA181,576A patent/CA984511A/en not_active Expired
- 1973-10-04 DE DE2349904A patent/DE2349904C3/de not_active Expired
- 1973-10-05 GB GB4652173A patent/GB1433909A/en not_active Expired
- 1973-10-19 JP JP48116973A patent/JPS4975254A/ja active Pending
- 1973-10-24 IT IT70144/73A patent/IT996885B/it active
- 1973-10-25 CH CH1507673A patent/CH574189A5/xx not_active IP Right Cessation
- 1973-10-25 FR FR7339003A patent/FR2204924B1/fr not_active Expired
- 1973-10-25 SE SE7314480A patent/SE395580B/xx unknown
- 1973-10-25 NO NO4130/73A patent/NO144688C/no unknown
Also Published As
Publication number | Publication date |
---|---|
SE395580B (sv) | 1977-08-15 |
NO144688C (no) | 1981-10-14 |
US3789393A (en) | 1974-01-29 |
GB1433909A (en) | 1976-04-28 |
DE2349904B2 (de) | 1978-05-11 |
NO144688B (no) | 1981-07-06 |
FR2204924A1 (US07923587-20110412-C00001.png) | 1974-05-24 |
JPS4975254A (US07923587-20110412-C00001.png) | 1974-07-19 |
IT996885B (it) | 1975-12-10 |
AU6078773A (en) | 1975-03-27 |
CH574189A5 (US07923587-20110412-C00001.png) | 1976-03-31 |
CA984511A (en) | 1976-02-24 |
FR2204924B1 (US07923587-20110412-C00001.png) | 1978-02-24 |
DE2349904A1 (de) | 1974-05-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2349904C3 (de) | Digital-Analog-Umsetzer mit Amplituden- und Impulsbreiten-Modulation | |
DE3404127A1 (de) | Steuerschaltung fuer einen schrittmotor | |
DE2343760B2 (de) | Anordnung zur Lagesteuerung eines elektromotorisch bewegten Gliedes | |
DE2341510A1 (de) | Druckerpresse, insbesondere steuerungsanlage zum antrieb mehrerer druckeinheiten einer druckerpresse | |
DE2923296A1 (de) | Digitales servokontrollsystem | |
DE2704533C2 (de) | Einrichtung zur Steuerung der Lage des Ständerstromvektors einer über einen Umrichter mit steuerbaren Ventilen und mit eingeprägtem Zwischenkreisstrom gespeisten Drehfeldmaschine | |
DE2850555C2 (US07923587-20110412-C00001.png) | ||
DE2514557B2 (de) | Einrichtung zur steuerung der lage des staenderstromvektors einer umrichtergespeisten drehfeldmaschine | |
DE3717260A1 (de) | Schaltungsanordnung zum uebertragen einer versorgungsspannung und eines steuersignals | |
DE2407919B2 (de) | Ablenkschaltung fuer eine kathodenstrahlroehre zur darstellung von vektoren und anzeigeanordnung mit einer derartigen ablenkschaltung | |
DE2135212A1 (de) | Anordnung zum Messen einer Verschiebung mittels codierter Zählung | |
DE2641760B1 (de) | Schaltungsanordnung zum einstellen eines typentraegers auf kuerzestem drehweg | |
DE2361649B2 (de) | Abtastvorrichtung für eine elektrische Kopiersteuerungsvorrichtung | |
DE2705758C2 (de) | Schrittmotor mit Erregerschaltung | |
DE2205364B2 (de) | Digital-Analogwandler | |
DE1280376C2 (de) | Anordnung zur regelung des drehzahlverhaeltnisses zwischen einem leit- motor und einem (oder mehreren) folgemotor(en) | |
DE1763932B2 (de) | Vorrichtung für eine numerisch arbeitende Programmsteuerung | |
DE2430104B2 (de) | Numerisch arbeitende Programmsteuerung | |
DE2261218C2 (de) | Steuerschaltung zum Ansteuern mindestens einer Windung eines Lagenmeßtransformators | |
DE1958791C3 (de) | Verfahren zur richtigen Neueinstellung von zwei senkrecht zueinander beweglichen Stellgliedern nach dem Kartenwechsel eines Gerätes zur Standortanzeige eines Fahrzeuges in einer Landkarte | |
DE1588197A1 (de) | Datenumwandlungsgeraet | |
DE1962676A1 (de) | Linearisierung eines digitalen Leistungsverstaerkers mit Phasensteuerung | |
DE1257197B (de) | Verfahren zur Umwandlung von Digitalwerten in eine Impulsfolge fuer Zwecke der Steuerungstechnik | |
DE2046019C3 (US07923587-20110412-C00001.png) | ||
DE2034003C3 (de) | Vorrichtung zur Positionierung eines mittels Schrittmotors angetriebenen Gliedes einer Maschine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
8339 | Ceased/non-payment of the annual fee |