BE768628A - Procede de formation et de restitution - Google Patents

Procede de formation et de restitution

Info

Publication number: BE768628A
Authority: BE; Belgium
Prior art keywords: training; restitution process; restitution
Prior art date: 1970-06-18

Application number

BE768628A

Other languages

English (en)

French (fr)

Inventor

R A Phelps

T J Negrelli

Original Assignee

Ncr Co

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.)

1970-06-18

Filing date

1971-06-17

Publication date

1971-11-03

1971-06-17 Application filed by Ncr Co filed Critical Ncr Co

1971-11-03 Publication of BE768628A publication Critical patent/BE768628A/xx

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/16—Processes or apparatus for producing holograms using Fourier transform
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
- G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
- G03H2001/2675—Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods

Landscapes

Physics & Mathematics (AREA)
Mathematical Physics (AREA)
General Physics & Mathematics (AREA)
Holo Graphy (AREA)

BE768628A 1970-06-18 1971-06-17 Procede de formation et de restitution BE768628A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US4737270A	1970-06-18	1970-06-18

Publications (1)

Publication Number	Publication Date
BE768628A true BE768628A (fr)	1971-11-03

Family

ID=21948590

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE768628A BE768628A (fr)	1970-06-18	1971-06-17	Procede de formation et de restitution

Country Status (10)

Country	Link
US (1)	US3608992A (de)
JP (1)	JPS5240219B1 (de)
BE (1)	BE768628A (de)
CA (1)	CA938142A (de)
CH (1)	CH527432A (de)
DE (1)	DE2129806C3 (de)
ES (1)	ES392240A1 (de)
FR (1)	FR2095325B1 (de)
GB (1)	GB1295018A (de)
ZA (1)	ZA713397B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3652144A (en) *	1970-09-09	1972-03-28	Radiation Inc	Amplitude weighting in holography
US3869193A (en) *	1973-09-18	1975-03-04	Honeywell Inc	Optical memory with improved signal-to-noise ratio
JPS53164325U (de) *	1977-05-27	1978-12-22
JPS5567114U (de) *	1978-10-28	1980-05-09
JPS5571122U (de) *	1978-11-09	1980-05-16
US5148323A (en) *	1991-08-09	1992-09-15	Rockwell International Corporation	Local reference beam generator
US5528389A (en) *	1994-01-04	1996-06-18	At&T Corp.	Optical holographic system for parallel to serial and serial to parallel conversion of optical data
US5668647A (en) *	1994-01-04	1997-09-16	Lucent Technologies Inc.	Method and apparatus and for processing ultrafast optical signals
US6580845B1 (en)	2000-08-11	2003-06-17	General Nutronics, Inc.	Method and device for switching wavelength division multiplexed optical signals using emitter arrays

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3544197A (en) *	1967-03-23	1970-12-01	Research Corp	Optical crosscorrelation
US3501221A (en) *	1967-06-29	1970-03-17	Ibm	Optical filtering

1970
- 1970-06-18 US US47372A patent/US3608992A/en not_active Expired - Lifetime
1971
- 1971-04-26 CA CA111389A patent/CA938142A/en not_active Expired
- 1971-05-19 GB GB1295018D patent/GB1295018A/en not_active Expired
- 1971-05-26 ZA ZA713397A patent/ZA713397B/xx unknown
- 1971-06-14 FR FR7121421A patent/FR2095325B1/fr not_active Expired
- 1971-06-15 ES ES392240A patent/ES392240A1/es not_active Expired
- 1971-06-16 DE DE2129806A patent/DE2129806C3/de not_active Expired
- 1971-06-17 BE BE768628A patent/BE768628A/xx unknown
- 1971-06-18 CH CH899371A patent/CH527432A/de not_active IP Right Cessation
- 1971-06-18 JP JP46043389A patent/JPS5240219B1/ja active Pending

Also Published As

Publication number	Publication date
DE2129806B2 (de)	1975-04-24
JPS5240219B1 (de)	1977-10-11
ZA713397B (en)	1972-01-26
FR2095325A1 (de)	1972-02-11
FR2095325B1 (de)	1975-04-18
GB1295018A (de)	1972-11-01
ES392240A1 (es)	1974-07-16
US3608992A (en)	1971-09-28
CA938142A (en)	1973-12-11
CH527432A (de)	1972-08-31
DE2129806C3 (de)	1975-12-11
DE2129806A1 (de)	1971-12-23

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