NL201427A - - Google Patents

Info

Publication number: NL201427A
Authority: NL; Netherlands

Application number

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.)

1954-10-23

Publication of NL201427A publication Critical patent/NL201427A/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/88—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements electrochemical cells or galvano-magnetic or photo-electric elements
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/24—Recording seismic data
- G01V1/245—Amplitude control for seismic recording
- 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
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/12—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using record carriers
- G05B19/124—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using record carriers using tapes, cards or discs with optically sensed marks or codes
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
- G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
- G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
- 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
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23201—Value is analog signal

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Theoretical Computer Science (AREA)
Remote Sensing (AREA)
Life Sciences & Earth Sciences (AREA)
Computer Hardware Design (AREA)
Chemical & Material Sciences (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Geophysics (AREA)
Artificial Intelligence (AREA)
Acoustics & Sound (AREA)
Computer Vision & Pattern Recognition (AREA)
Automation & Control Theory (AREA)
Environmental & Geological Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Mathematical Physics (AREA)
Nonlinear Science (AREA)
Optics & Photonics (AREA)
Control Of High-Frequency Heating Circuits (AREA)
Apparatus For Radiation Diagnosis (AREA)
Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Laser Beam Printer (AREA)

NL201427D 1954-10-23 NL201427A (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT346605X		1954-10-23

Publications (1)

Publication Number	Publication Date
NL201427A true NL201427A (it)

Family

ID=11239810

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL201427D NL201427A (it)	1954-10-23
NL280102D NL280102A (it)	1954-10-23

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL280102D NL280102A (it)	1954-10-23

Country Status (8)

Country	Link
US (1)	US2985872A (it)
AT (1)	AT207893B (it)
BE (1)	BE542299A (it)
CH (1)	CH346605A (it)
FR (1)	FR1134946A (it)
GB (1)	GB805093A (it)
IT (1)	IT523664A (it)
NL (2)	NL280102A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1161973B (de) *		1964-01-30	Siemens Ag	Anordnung zur selbsttaetigen Steuerung der Beleuchtung von Buehnen od. dgl. mit Hilfe eines Programmtraegers
DE1133014B (de) *	1959-09-22	1962-07-12	Fichtel & Sachs Ag	Elektrische Programmsteuerung fuer Maschinen zur Metallbearbeitung
US3175194A (en) *	1959-10-30	1965-03-23	Philco Corp	Rotary memory drums
US3249744A (en) *	1962-05-03	1966-05-03	Navigation Computer Corp	Digital ratio control device
US3187667A (en) *	1962-06-20	1965-06-08	Hitachi Ltd	High speed apparatus for line-printing
US3263027A (en) *	1962-12-11	1966-07-26	Beltrami Aurelio	Simultaneous bilateral televideophonic communication systems
JPS53134857U (it) *	1977-03-31	1978-10-25

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2014741A (en) *	1928-12-11	1935-09-17	Lesti Arnold	Variable timbre or quality of tone musical instrument
US2153178A (en) *	1934-12-07	1939-04-04	Ibm	Method of and means for signaling
DE760288C (de) *	1940-10-19	1954-04-22	Aeg	Anordnung zur Messung und Anzeige der Frequenz von periodischen Vorgaengen, insbesondere zur leistungslosen Fernanzeige von Drehzahlen
US2628539A (en) *	1945-01-04	1953-02-17	Neergaard Leif Eric De	Method and means for recording and reproducing displacements
US2462263A (en) *	1945-02-02	1949-02-22	Rca Corp	Reproduction of sound
US2561869A (en) *	1945-05-16	1951-07-24	Earle L Kent	Multiplex photelectric recording system and method
US2601392A (en) *	1948-05-27	1952-06-24	Jr John Hays Hammond	Control system with single pulse train
US2679644A (en) *	1951-04-03	1954-05-25	Us Army	Data encoder system
US2747797A (en) *	1951-08-20	1956-05-29	Hughes Aircraft Co	Rotational analogue-to-digital converters
US2829825A (en) *	1952-07-01	1958-04-08	Schlumberger Well Surv Corp	Automatic computing apparatus
GB779817A (en) *	1953-11-30	1957-07-24	British Tabulating Mach Co Ltd	Improvements in or relating to analogue to digital converters

0
- NL NL201427D patent/NL201427A/xx unknown
- BE BE542299D patent/BE542299A/xx unknown
- IT IT523664D patent/IT523664A/it unknown
- NL NL280102D patent/NL280102A/xx unknown
1955
- 1955-02-11 US US487627A patent/US2985872A/en not_active Expired - Lifetime
- 1955-02-11 GB GB4139/55A patent/GB805093A/en not_active Expired
- 1955-02-19 AT AT99555A patent/AT207893B/de active
- 1955-10-20 CH CH346605D patent/CH346605A/it unknown
- 1955-10-24 FR FR1134946D patent/FR1134946A/fr not_active Expired

Also Published As

Publication number	Publication date
AT207893B (de)	1960-03-10
GB805093A (en)	1958-11-26
NL280102A (it)
US2985872A (en)	1961-05-23
IT523664A (it)
FR1134946A (fr)	1957-04-19
CH346605A (it)	1960-05-31
BE542299A (it)

Publication	Publication Date	Title
AT191484B (it)
AT192924B (it)
AT195977B (it)	1958-02-25
DE1072060B (it)
AT192363B (it)	1957-10-10
AT195459B (it)	1958-02-10
AT196304B (it)	1958-03-10
AT192385B (it)	1957-10-10
AT197898B (it)	1958-05-27
AT196486B (it)	1958-03-25
AT195345B (it)	1958-01-25
AT192359B (it)	1957-10-10
AT195836B (it)	1958-02-25
AT190491B (it)	1957-07-10
AT195750B (it)	1958-02-25
AT196650B (it)	1958-03-25
AT194891B (it)	1958-01-25
AT194954B (it)	1958-01-25
AT195139B (it)	1958-01-25
AT195221B (it)	1958-01-25
AT195335B (it)	1958-01-25
AT194723B (it)	1958-01-10
AT194528B (it)	1958-01-10
AT195552B (it)	1958-02-10
AT194476B (it)	1958-01-10