ES389305A1 - Perfeccionamientos en instalaciones para transmitir infor- maciones por medio de fuentes de radiaciones infrarrojas. - Google Patents
Perfeccionamientos en instalaciones para transmitir infor- maciones por medio de fuentes de radiaciones infrarrojas.Info
- Publication number
- ES389305A1 ES389305A1 ES389305A ES389305A ES389305A1 ES 389305 A1 ES389305 A1 ES 389305A1 ES 389305 A ES389305 A ES 389305A ES 389305 A ES389305 A ES 389305A ES 389305 A1 ES389305 A1 ES 389305A1
- Authority
- ES
- Spain
- Prior art keywords
- installations
- infrared radiation
- transmit information
- radiation sources
- detectors
- 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
Links
- 230000005855 radiation Effects 0.000 title abstract 4
- 239000013078 crystal Substances 0.000 abstract 3
- 230000010287 polarization Effects 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
-
- 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
- G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Radiation Pyrometers (AREA)
- Optical Communication System (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2012746A DE2012746C3 (de) | 1970-03-18 | 1970-03-18 | Anordnung zur Informationsübertragung mit einer Infrarot-Strahlungsquelle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES389305A1 true ES389305A1 (es) | 1973-06-01 |
Family
ID=5765389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES389305A Expired ES389305A1 (es) | 1970-03-18 | 1971-03-17 | Perfeccionamientos en instalaciones para transmitir infor- maciones por medio de fuentes de radiaciones infrarrojas. |
Country Status (13)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2496866A1 (fr) * | 1980-12-19 | 1982-06-25 | Trt Telecom Radio Electr | Dispositif de detection de rayonnement module en amplitude |
| US5784397A (en) * | 1995-11-16 | 1998-07-21 | University Of Central Florida | Bulk semiconductor lasers at submillimeter/far infrared wavelengths using a regular permanent magnet |
| NZ570220A (en) * | 2006-03-01 | 2011-10-28 | Resmed Ltd | Reminder system on CPAP mask to provide a reminder after a predeterminded amount of time, relating to servicing |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3324295A (en) * | 1963-11-07 | 1967-06-06 | Research Corp | Frequency modulation discriminator for optical signals |
| US3422269A (en) * | 1964-04-10 | 1969-01-14 | Honeywell Inc | Resonant kerr effect electromagnetic wave modulators |
| FR1484686A (fr) * | 1966-03-16 | 1967-06-16 | Merlin Gerin | Réducteur de tension magnéto-optique |
| US3416068A (en) * | 1966-04-18 | 1968-12-10 | Nat Engineering Science Compan | Apparatus for detecting power radiated in the microwave-to-optical frequency spectrum |
-
1970
- 1970-03-18 DE DE2012746A patent/DE2012746C3/de not_active Expired
-
1971
- 1971-02-03 CH CH158871A patent/CH528090A/de not_active IP Right Cessation
- 1971-03-02 NL NL7102748A patent/NL7102748A/xx unknown
- 1971-03-08 SE SE7102921A patent/SE386285B/xx unknown
- 1971-03-09 ZA ZA711546A patent/ZA711546B/xx unknown
- 1971-03-12 BE BE764199A patent/BE764199A/xx unknown
- 1971-03-15 CA CA107,702A patent/CA953366A/en not_active Expired
- 1971-03-15 AT AT219471A patent/AT321995B/de not_active IP Right Cessation
- 1971-03-15 US US00123949A patent/US3708763A/en not_active Expired - Lifetime
- 1971-03-16 LU LU62797D patent/LU62797A1/xx unknown
- 1971-03-17 FR FR7109370A patent/FR2083380B1/fr not_active Expired
- 1971-03-17 ES ES389305A patent/ES389305A1/es not_active Expired
- 1971-04-19 GB GB22769/71A patent/GB1300891A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH528090A (de) | 1972-09-15 |
| US3708763A (en) | 1973-01-02 |
| ZA711546B (en) | 1972-04-26 |
| LU62797A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-23 |
| DE2012746C3 (de) | 1974-03-28 |
| DE2012746B2 (de) | 1973-08-23 |
| GB1300891A (en) | 1972-12-20 |
| SE386285B (sv) | 1976-08-02 |
| FR2083380B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-06-03 |
| NL7102748A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-09-21 |
| AT321995B (de) | 1975-04-25 |
| BE764199A (fr) | 1971-08-02 |
| DE2012746A1 (de) | 1971-10-07 |
| CA953366A (en) | 1974-08-20 |
| FR2083380A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1363885A (en) | Light beam polarization modulator | |
| AR241150A2 (es) | Una disposicion de transmicion de datos". | |
| IT1250199B (it) | Sistema di comunicazione ottica coerente a modulazione di frequenza con variazione continua della polarizzazione | |
| GB1194544A (en) | Liquid Crystal Detector | |
| GB1339846A (en) | Apparatus for the optical qualities of a laser beam | |
| GB1140801A (en) | Electromagnetic wave apparatus | |
| BR7100892D0 (pt) | Sistema para a transmissao de sinais de dados em multiplos niveis de amplitude transmissores e receptores para emprego com o mesmo | |
| ES182205A1 (es) | UN SISTEMA DE TRANSMISIoN SECRETA | |
| ES389305A1 (es) | Perfeccionamientos en instalaciones para transmitir infor- maciones por medio de fuentes de radiaciones infrarrojas. | |
| OA00252A (fr) | Système d'émission et de réception stéréophonique. | |
| ES371430A1 (es) | Procedimiento, con su correspondiente instalacion, para transmision de senales, con polarizacion circulante dentro de la transmision luminosa. | |
| GB1289154A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US3644016A (en) | Optical isolator | |
| US3440424A (en) | Optical system for transmitting and receiving two independent signals over a single electromagnetic carrier wherein the rotational orientation of the receiver is independent of the angular position of the transmitter | |
| GB1115679A (en) | Method and apparatus for the measurement of magnetic circular dichroism | |
| GB998847A (en) | Wave guide systems incorporating rotating joints | |
| GB1494001A (en) | Non-return faraday effect system and its application to a laser amplifier | |
| GB604772A (en) | Improvements relating to devices for determining the direction of a transmitter of electromagnetic waves or of an object reflecting such waves | |
| GB1121037A (en) | Non-reciprocal optical device | |
| GB1185970A (en) | Device for converting circularly polarised electromagnetic radiation into plane-polarised electromagnetic radiation having a polarisation plane which rotates at a constant angular velocity | |
| GB1282438A (en) | Stereoscopic viewing apparatus with single axis optical system | |
| GB1340347A (en) | Optical system | |
| GB731922A (en) | Light modulator | |
| JPS529451A (en) | Optical transmission path coupler | |
| GB1311440A (en) | Light deflectors |