DE69225870D1 - Optischer Schieberegister mit linearer Rückkopplung - Google Patents
Optischer Schieberegister mit linearer RückkopplungInfo
- Publication number
- DE69225870D1 DE69225870D1 DE69225870T DE69225870T DE69225870D1 DE 69225870 D1 DE69225870 D1 DE 69225870D1 DE 69225870 T DE69225870 T DE 69225870T DE 69225870 T DE69225870 T DE 69225870T DE 69225870 D1 DE69225870 D1 DE 69225870D1
- Authority
- DE
- Germany
- Prior art keywords
- shift register
- linear feedback
- optical shift
- optical
- feedback
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F3/00—Optical logic elements; Optical bistable devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
- G06E1/00—Devices for processing exclusively digital data
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C21/00—Digital stores in which the information circulates continuously
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/787,985 US5208705A (en) | 1991-11-05 | 1991-11-05 | Optical linear feedback shift register |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69225870D1 true DE69225870D1 (de) | 1998-07-16 |
DE69225870T2 DE69225870T2 (de) | 1998-11-26 |
Family
ID=25143096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69225870T Expired - Lifetime DE69225870T2 (de) | 1991-11-05 | 1992-10-30 | Optischer Schieberegister mit linearer Rückkopplung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5208705A (de) |
EP (1) | EP0545544B1 (de) |
JP (1) | JPH087357B2 (de) |
DE (1) | DE69225870T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4238103A1 (de) * | 1992-11-12 | 1994-05-19 | Sel Alcatel Ag | Optischer Schalter |
US5831731A (en) * | 1997-02-24 | 1998-11-03 | Massachusetts Institute Of Technology | Apparatus and method for comparing optical bits |
US6201870B1 (en) * | 1997-03-20 | 2001-03-13 | Massachusetts Institue Of Technology | Pseudorandom noise sequence generator |
US6810407B1 (en) | 2000-07-14 | 2004-10-26 | Lucent Technologies Inc. | Optical boolean logic devices for data encryption |
DE60212320T8 (de) | 2002-01-10 | 2007-10-18 | Nippon Telegraph And Telephone Corp. | Optischer Impulsfolgengenerator |
US6952172B1 (en) * | 2004-03-19 | 2005-10-04 | Lucent Technologies Inc. | All-optical linear feedback shift register |
US7110154B2 (en) * | 2004-06-10 | 2006-09-19 | Clemson University | Plasmon-photon coupled optical devices |
US7668893B2 (en) * | 2005-08-30 | 2010-02-23 | Micron Technology, Inc. | Data generator having linear feedback shift registers for generating data pattern in forward and reverse orders |
US7644227B1 (en) | 2007-05-31 | 2010-01-05 | Alan Huang | Circulating first-in-first-out buffer |
US8559287B1 (en) * | 2007-07-17 | 2013-10-15 | Marvell International Ltd. | Method and system for fault protection using a linear feedback shift register |
EP2492773A1 (de) * | 2011-02-24 | 2012-08-29 | Telefonaktiebolaget L M Ericsson (PUBL) | Optische lineare Rückkopplungsschaltung |
JP6850246B2 (ja) * | 2017-06-08 | 2021-03-31 | 日本電信電話株式会社 | 光信号バッファメモリ回路並びに光信号バッファ方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4761060A (en) * | 1984-11-07 | 1988-08-02 | Nec Corporation | Optical delay type flipflop and shift register using it |
GB2191357B (en) * | 1986-06-07 | 1990-04-25 | Stc Plc | Optical switching |
US4717256A (en) * | 1986-07-21 | 1988-01-05 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic rate sensor |
CA1298113C (en) * | 1986-10-20 | 1992-03-31 | Nicholas John Doran | Optical device |
GB8728854D0 (en) * | 1987-12-10 | 1988-01-27 | British Telecomm | Optical device |
US4898468A (en) * | 1988-06-20 | 1990-02-06 | Mcdonnell Douglas Corporation | Sagnac distributed sensor |
US4905176A (en) * | 1988-10-28 | 1990-02-27 | International Business Machines Corporation | Random number generator circuit |
US4923267A (en) * | 1988-12-05 | 1990-05-08 | Gte Laboratories Incorporated | Optical fiber shift register |
US4952791A (en) * | 1988-12-12 | 1990-08-28 | At&T Bell Laboratories | Monolithic apparatus comprising optically interconnected quantum well devices |
US4961621A (en) * | 1988-12-22 | 1990-10-09 | Gte Laboratories, Inc. | Optical parallel-to-serial converter |
US4995690A (en) * | 1989-04-24 | 1991-02-26 | Islam Mohammed N | Modulation instability-based fiber interferometric switch |
US5046848A (en) * | 1989-09-08 | 1991-09-10 | Mcdonnell Douglas Corporation | Fiber optic detection system using a Sagnac interferometer |
US5144375A (en) * | 1990-05-10 | 1992-09-01 | At&T Bell Laboratories | Sagnac optical logic gate |
US5093565A (en) * | 1990-07-18 | 1992-03-03 | At&T Bell Laboratories | Apparatus for sequential optical systems where an independently controllable transmission gate is interposed between successive optoelectronic gates |
-
1991
- 1991-11-05 US US07/787,985 patent/US5208705A/en not_active Expired - Lifetime
-
1992
- 1992-10-30 EP EP92309953A patent/EP0545544B1/de not_active Expired - Lifetime
- 1992-10-30 DE DE69225870T patent/DE69225870T2/de not_active Expired - Lifetime
- 1992-11-05 JP JP4319272A patent/JPH087357B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0545544A2 (de) | 1993-06-09 |
JPH0675263A (ja) | 1994-03-18 |
JPH087357B2 (ja) | 1996-01-29 |
DE69225870T2 (de) | 1998-11-26 |
EP0545544B1 (de) | 1998-06-10 |
US5208705A (en) | 1993-05-04 |
EP0545544A3 (en) | 1993-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |