Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR 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
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
  • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
  • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
  • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
  • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
  • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
  • B23Q35/128—Sensing by using optical means
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
  • G06K11/00—Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signal
  • G06K11/02—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve
  • G06K11/04—Automatic curve followers, i.e. arrangements in which an exploring member or beam is forced to follow the curve using an auxiliary scanning pattern
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
  • G06V10/00—Arrangements for image or video recognition or understanding
  • G06V10/40—Extraction of image or video features
  • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
  • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
  • G06V30/10—Character recognition
  • G06V30/14—Image acquisition
  • G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Theoretical Computer Science (AREA)
• Mathematical Physics (AREA)
• Computer Vision & Pattern Recognition (AREA)
• Multimedia (AREA)
• Computer Hardware Design (AREA)
• Pure & Applied Mathematics (AREA)
• Mathematical Analysis (AREA)
• Mathematical Optimization (AREA)
• Algebra (AREA)
• Artificial Intelligence (AREA)
• Software Systems (AREA)
• Automation & Control Theory (AREA)
• Mechanical Engineering (AREA)
• Length Measuring Devices By Optical Means (AREA)
• Complex Calculations (AREA)
• Apparatus For Radiation Diagnosis (AREA)
• Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
• Image Analysis (AREA)
• Length Measuring Devices With Unspecified Measuring Means (AREA)
• Gyroscopes (AREA)
• Image Processing (AREA)
• Details Of Television Scanning (AREA)

Applications Claiming Priority (4)

Publications (1)

Family

ID=27505148

Family Applications (2)

Family Applications After (1)

Country Status (6)

Families Citing this family (29)

Family Cites Families (24)

• 0
  • NL NL108567D patent/NL108567C/xx active
  • BE BE561943D patent/BE561943A/xx unknown
  • NL NL221903D patent/NL221903A/xx unknown
• 1956
  • 1956-10-26 US US618553A patent/US3015730A/en not_active Expired - Lifetime
• 1957
  • 1957-09-30 US US687113A patent/US2986643A/en not_active Expired - Lifetime
  • 1957-09-30 US US687112A patent/US2983822A/en not_active Expired - Lifetime
  • 1957-10-24 GB GB33226/57A patent/GB858002A/en not_active Expired
  • 1957-10-24 FR FR1185152D patent/FR1185152A/fr not_active Expired
  • 1957-10-25 CH CH5197757A patent/CH365432A/de unknown
• 1958
  • 1958-08-19 GB GB26625/58A patent/GB873156A/en not_active Expired
  • 1958-08-20 GB GB26793/58A patent/GB885545A/en not_active Expired
  • 1958-08-20 GB GB26776/58A patent/GB873157A/en not_active Expired

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