FR1206012A - Perfectionnements aux circuits générateurs de signaux représentant des fonctions trigonométriques - Google Patents

Perfectionnements aux circuits générateurs de signaux représentant des fonctions trigonométriques

Info

Publication number
FR1206012A
FR1206012A FR1206012DA FR1206012A FR 1206012 A FR1206012 A FR 1206012A FR 1206012D A FR1206012D A FR 1206012DA FR 1206012 A FR1206012 A FR 1206012A
Authority
FR
France
Prior art keywords
signals representing
generating signals
trigonometric functions
circuits generating
representing trigonometric
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
Application number
Other languages
English (en)
French (fr)
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1206012A publication Critical patent/FR1206012A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/41—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by interpolation, e.g. the computation of intermediate points between programmed end points to define the path to be followed and the rate of travel along that path
    • G05B19/4105—Analog interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Computing Systems (AREA)
  • Pure & Applied Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR1206012D 1957-04-30 1958-04-30 Perfectionnements aux circuits générateurs de signaux représentant des fonctions trigonométriques Expired FR1206012A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13791/57A GB889381A (en) 1957-04-30 1957-04-30 Improvements relating to circuits for generating electrical signals representing trigonometrical functions

Publications (1)

Publication Number Publication Date
FR1206012A true FR1206012A (fr) 1960-02-05

Family

ID=10029437

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1206012D Expired FR1206012A (fr) 1957-04-30 1958-04-30 Perfectionnements aux circuits générateurs de signaux représentant des fonctions trigonométriques

Country Status (5)

Country Link
US (1) US3042307A (en:Method)
CH (1) CH369908A (en:Method)
FR (1) FR1206012A (en:Method)
GB (1) GB889381A (en:Method)
NL (1) NL227221A (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL267022A (en:Method) * 1960-08-30 1900-01-01
US3221160A (en) * 1962-04-27 1965-11-30 Houston Instr Corp Logarithmic converter
GB1093022A (en) * 1964-02-07 1967-11-29 Emi Ltd Improvements in or relating to trigonometric function generators
US3493735A (en) * 1964-03-20 1970-02-03 North Atlantic Industries Computer circuits for processing trigonometric data
US3543011A (en) * 1968-02-12 1970-11-24 Inductosyn Corp Sine-cosine computer networks
US3601593A (en) * 1968-09-04 1971-08-24 United Aircraft Corp Inverse tangent generator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839711A (en) * 1955-10-17 1958-06-17 Industosyn Corp Automatic shaft control
US2967017A (en) * 1956-07-03 1961-01-03 Inductosyn Corp Digital to analog converter of angular values

Also Published As

Publication number Publication date
CH369908A (de) 1963-06-15
GB889381A (en) 1962-02-14
US3042307A (en) 1962-07-03
NL227221A (en:Method)

Similar Documents

Publication Publication Date Title
BE604237A (fr) Perfectionnements aux appareils de sondage acoustique
FR1206012A (fr) Perfectionnements aux circuits générateurs de signaux représentant des fonctions trigonométriques
FR1282849A (fr) Perfectionnements aux appareils de mesure de la densité
FR1181089A (fr) Perfectionnements aux circuits hydrauliques de commande
FR68711E (fr) Perfectionnements aux horloges magnéto-électriques et aux appareils analogues
FR1159815A (fr) Perfectionnements aux circuits en t
FR1171385A (fr) Perfectionnements aux circuits générateurs de signaux de télévision
FR1126469A (fr) Perfectionnements aux circuits hydrauliques ou analogues
FR1181381A (fr) Perfectionnements aux circuits imprimés
FR1117304A (fr) Perfectionnements apportés aux appareils électroniques
FR1446016A (fr) Perfectionnements aux circuits suppresseurs de signaux
FR1220800A (fr) Perfectionnements aux circuits diviseurs de fréquence
FR1203160A (fr) Perfectionnements aux générateurs de signaux
FR1277725A (fr) Perfectionnements aux appareils pour la production de signaux image
FR1191592A (fr) Perfectionnements apportés aux circuits imprimés
FR1267399A (fr) Perfectionnements aux générateurs de signaux
FR1200729A (fr) Perfectionnements aux circuits imprimés
FR1263593A (fr) Perfectionnements aux oscillateurs électroniques
FR1160056A (fr) Perfectionnements aux circuits simulateurs
FR78184E (fr) Perfectionnements aux appareils de mesure électroniques
FR1172815A (fr) Perfectionnements aux dispositifs de conversion de signaux
FR1188737A (fr) Perfectionnements aux compte-tours électroniques
FR1180217A (fr) Perfectionnements aux circuits pour oscillographes
FR1292080A (fr) Perfectionnements aux circuits discriminateurs de signaux
FR1272734A (fr) Perfectionnements aux figures ou modèles anatomiques