NL7908706A - Inrichting voor het draagfrequent aftasten en inter- poleren. - Google Patents
Inrichting voor het draagfrequent aftasten en inter- poleren. Download PDFInfo
- Publication number
- NL7908706A NL7908706A NL7908706A NL7908706A NL7908706A NL 7908706 A NL7908706 A NL 7908706A NL 7908706 A NL7908706 A NL 7908706A NL 7908706 A NL7908706 A NL 7908706A NL 7908706 A NL7908706 A NL 7908706A
- Authority
- NL
- Netherlands
- Prior art keywords
- frequency
- sin
- measure
- cos
- phase
- Prior art date
Links
- 230000006870 function Effects 0.000 claims description 26
- 239000000523 sample Substances 0.000 claims description 10
- 238000004020 luminiscence type Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000004304 visual acuity Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into 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
- 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
- G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/24404—Interpolation using high frequency signals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD20942578 | 1978-11-30 | ||
| DD20942578A DD139897B1 (de) | 1978-11-30 | 1978-11-30 | Einrichtung zur traegerfrequenten abtastung und interpolation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7908706A true NL7908706A (nl) | 1980-06-03 |
Family
ID=5515573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7908706A NL7908706A (nl) | 1978-11-30 | 1979-11-30 | Inrichting voor het draagfrequent aftasten en inter- poleren. |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD139897B1 (de) |
| DE (1) | DE2940847A1 (de) |
| NL (1) | NL7908706A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0145698B1 (de) * | 1983-10-03 | 1988-09-07 | RSF-Elektronik Gesellschaft m.b.H. | Verfahren zum Messen von Längen und Winkeln auf optoelektronischem Wege und Messeinrichtung zur Durchführung des Verfahrens |
| DE3823314A1 (de) * | 1988-07-09 | 1990-01-11 | Heidenhain Gmbh Dr Johannes | Lichtelektrische positionsmesseinrichtung |
| DE10020575A1 (de) | 2000-04-28 | 2001-10-31 | Heidenhain Gmbh Dr Johannes | Abtasteinheit für eine optische Positionsmesseinrichtung |
-
1978
- 1978-11-30 DD DD20942578A patent/DD139897B1/de not_active IP Right Cessation
-
1979
- 1979-10-09 DE DE19792940847 patent/DE2940847A1/de not_active Withdrawn
- 1979-11-30 NL NL7908706A patent/NL7908706A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DD139897B1 (de) | 1981-09-30 |
| DD139897A1 (de) | 1980-01-23 |
| DE2940847A1 (de) | 1980-06-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |