SE374220B - - Google Patents
Info
- Publication number
- SE374220B SE374220B SE7100972A SE97271A SE374220B SE 374220 B SE374220 B SE 374220B SE 7100972 A SE7100972 A SE 7100972A SE 97271 A SE97271 A SE 97271A SE 374220 B SE374220 B SE 374220B
- Authority
- SE
- Sweden
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
- G06V10/89—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators
- G06V10/893—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter
- G06V10/895—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter the filter being related to phase processing, e.g. phase-only filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702004263 DE2004263A1 (de) | 1970-01-30 | 1970-01-30 | Optisches Vielkanalsystem fur die Zeichenerkennung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE374220B true SE374220B (xx) | 1975-02-24 |
Family
ID=5760996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7100972A SE374220B (xx) | 1970-01-30 | 1971-01-27 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3751132A (xx) |
| JP (1) | JPS5742865B1 (xx) |
| CA (1) | CA946199A (xx) |
| DE (1) | DE2004263A1 (xx) |
| GB (1) | GB1354182A (xx) |
| NL (1) | NL7100929A (xx) |
| SE (1) | SE374220B (xx) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH573634A5 (xx) * | 1974-07-04 | 1976-03-15 | Landis & Gyr Ag | |
| DE2733022C2 (de) * | 1976-07-23 | 1984-06-20 | Sharp K.K., Osaka | Elektrochromes Anzeigeelement |
| DE2717917C2 (de) * | 1977-04-22 | 1986-07-24 | Gesellschaft für Strahlen- und Umweltforschung mbH, 8000 München | Verfahren zur optischen Bildverarbeitung von Präparaten |
| US4174179A (en) * | 1977-08-24 | 1979-11-13 | Guy Indebetouw | Continuous feed holographic correlator for randomly oriented workpieces |
| US4932741A (en) * | 1988-07-20 | 1990-06-12 | Grumman Aerospace Corporation | Optical correlator system |
| US4911531A (en) * | 1988-08-25 | 1990-03-27 | Grumman Aerospace Corporation | Optical correlator system |
| US5621549A (en) * | 1993-10-07 | 1997-04-15 | Tamarack Storage Devices, Inc. | Method and apparatus for positioning a light beam on a holographic media |
| US6163391A (en) * | 1998-07-10 | 2000-12-19 | Lucent Technologies Inc. | Method and apparatus for holographic data storage |
| JP3833842B2 (ja) * | 1999-03-30 | 2006-10-18 | パイオニア株式会社 | 体積ホログラフィックメモリ及びその光情報記録再生装置 |
| US7099590B2 (en) | 2000-08-25 | 2006-08-29 | R&Dm Foundation | Filtering technique for free space interconnects |
| US7082267B1 (en) | 2000-08-25 | 2006-07-25 | R& Dm Foundation | Shared multi-channel parallel optical interface |
| US6452700B1 (en) | 2001-01-11 | 2002-09-17 | R&Dm Foundation | Computer backplane employing free space optical interconnect |
| US6853812B2 (en) | 2001-05-09 | 2005-02-08 | Robert Mays, Jr. | Polarized-holographic filtering providing improved extinction ratio |
| US20020191254A1 (en) * | 2001-06-19 | 2002-12-19 | Robert Mays | Network routing employing free-space optical broadcasting |
| US20020191598A1 (en) * | 2001-06-19 | 2002-12-19 | Robert Mays | Network switch employing free-space optical switching technique |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1143086A (en) * | 1965-08-13 | 1969-02-19 | Ibm | Information correlating |
| US3530442A (en) * | 1968-10-09 | 1970-09-22 | Bell Telephone Labor Inc | Hologram memory |
-
1970
- 1970-01-30 DE DE19702004263 patent/DE2004263A1/de active Pending
-
1971
- 1971-01-23 NL NL7100929A patent/NL7100929A/xx unknown
- 1971-01-27 SE SE7100972A patent/SE374220B/xx unknown
- 1971-01-28 CA CA103,862A patent/CA946199A/en not_active Expired
- 1971-01-28 US US00110454A patent/US3751132A/en not_active Expired - Lifetime
- 1971-01-30 JP JP46003274A patent/JPS5742865B1/ja active Pending
- 1971-04-19 GB GB2044371A patent/GB1354182A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2004263A1 (de) | 1971-08-05 |
| US3751132A (en) | 1973-08-07 |
| JPS5742865B1 (xx) | 1982-09-10 |
| NL7100929A (xx) | 1971-08-03 |
| CA946199A (en) | 1974-04-30 |
| GB1354182A (en) | 1974-06-05 |