CH663869A5 - Sender fuer intensitaetsmodulierte optische signale. - Google Patents
Sender fuer intensitaetsmodulierte optische signale. Download PDFInfo
- Publication number
- CH663869A5 CH663869A5 CH2012/84A CH201284A CH663869A5 CH 663869 A5 CH663869 A5 CH 663869A5 CH 2012/84 A CH2012/84 A CH 2012/84A CH 201284 A CH201284 A CH 201284A CH 663869 A5 CH663869 A5 CH 663869A5
- Authority
- CH
- Switzerland
- Prior art keywords
- light
- emitting diode
- resistor
- differential amplifier
- effect transistor
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000005669 field effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 description 10
- 230000003068 static effect Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/502—LED transmitters
-
- 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
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/54—Intensity modulation
-
- 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
- H04B10/50—Transmitters
- H04B10/564—Power control
-
- 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
- H04B10/50—Transmitters
- H04B10/58—Compensation for non-linear transmitter output
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Led Devices (AREA)
- Optical Communication System (AREA)
- Semiconductor Lasers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8301484A NL8301484A (nl) | 1983-04-27 | 1983-04-27 | Optische zender. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH663869A5 true CH663869A5 (de) | 1988-01-15 |
Family
ID=19841768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2012/84A CH663869A5 (de) | 1983-04-27 | 1984-04-24 | Sender fuer intensitaetsmodulierte optische signale. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4580294A (enExample) |
| JP (1) | JPS59207755A (enExample) |
| AT (1) | AT392711B (enExample) |
| CH (1) | CH663869A5 (enExample) |
| DE (1) | DE3414450C2 (enExample) |
| FR (1) | FR2549612B1 (enExample) |
| GB (1) | GB2140237B (enExample) |
| NL (1) | NL8301484A (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4001898A1 (de) * | 1989-01-20 | 1990-08-02 | Mitsubishi Electric Corp | Optische uebertragungsvorrichtung |
| DE9017019U1 (de) * | 1990-12-17 | 1991-03-07 | Siemens AG, 8000 München | Endstufenschaltung für eine Infrarot-Sende-Diode |
| DE4120029A1 (de) * | 1991-06-18 | 1992-12-24 | Kolbe & Co Hans | Schaltung zur verringerung von intermodulation beim einsatz von halbleiterlasern fuer die optische nachrichtenuebertragungstechnik |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0184673B1 (en) * | 1984-11-07 | 1993-02-24 | Sumitomo Electric Industries Limited | Optical transmitter with driving circuit |
| US4717913A (en) * | 1985-08-29 | 1988-01-05 | Johnson Service Company | Data telemetry system using diffused infrared light |
| US5012162A (en) * | 1990-04-13 | 1991-04-30 | Unisys Corporation | Light emitting diode transmitter circuit with temperature compensation |
| US5115440A (en) * | 1991-01-03 | 1992-05-19 | Synchronous Communications, Inc. | Delay distortion compensating circuit for optical transmission system |
| JP4438599B2 (ja) * | 2004-10-26 | 2010-03-24 | 住友電気工業株式会社 | 光送信器 |
| JP2020148706A (ja) * | 2019-03-15 | 2020-09-17 | オムロン株式会社 | 投光装置およびこれを備えたtofセンサ、距離画像生成装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3898583A (en) * | 1972-03-29 | 1975-08-05 | Xerox Corp | Laser stabilization technique |
| US4032802A (en) * | 1976-02-09 | 1977-06-28 | Harris Corporation | Reduction of intermodulation |
| GB1565764A (en) * | 1978-02-02 | 1980-04-23 | Standard Telephones Cables Ltd | Optical fibre digital transmission systems |
| GB2025121B (en) * | 1978-07-06 | 1982-05-19 | Post Office | Stabilisation of injection lasers |
| JPS5521129A (en) * | 1978-08-02 | 1980-02-15 | Nippon Telegr & Teleph Corp <Ntt> | Light modulator |
| FR2476945A1 (fr) * | 1980-02-22 | 1981-08-28 | Lignes Telegraph Telephon | Dispositif de regulation automatique de puissance de sortie d'un module emetteur pour systeme de transmission sur fibre optique |
| US4403139A (en) * | 1981-04-20 | 1983-09-06 | Bell Telephone Laboratories, Incorporated | Redundant light source circuit |
| JPS5883445A (ja) * | 1981-11-12 | 1983-05-19 | Nec Corp | 歪補償回路 |
-
1983
- 1983-04-27 NL NL8301484A patent/NL8301484A/nl not_active Application Discontinuation
-
1984
- 1984-04-13 US US06/600,270 patent/US4580294A/en not_active Expired - Fee Related
- 1984-04-17 DE DE3414450A patent/DE3414450C2/de not_active Expired - Fee Related
- 1984-04-24 JP JP59081249A patent/JPS59207755A/ja active Granted
- 1984-04-24 CH CH2012/84A patent/CH663869A5/de not_active IP Right Cessation
- 1984-04-24 GB GB08410454A patent/GB2140237B/en not_active Expired
- 1984-04-24 AT AT1358/84A patent/AT392711B/de not_active IP Right Cessation
- 1984-04-27 FR FR8406676A patent/FR2549612B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4001898A1 (de) * | 1989-01-20 | 1990-08-02 | Mitsubishi Electric Corp | Optische uebertragungsvorrichtung |
| DE9017019U1 (de) * | 1990-12-17 | 1991-03-07 | Siemens AG, 8000 München | Endstufenschaltung für eine Infrarot-Sende-Diode |
| DE4120029A1 (de) * | 1991-06-18 | 1992-12-24 | Kolbe & Co Hans | Schaltung zur verringerung von intermodulation beim einsatz von halbleiterlasern fuer die optische nachrichtenuebertragungstechnik |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2140237A (en) | 1984-11-21 |
| DE3414450A1 (de) | 1984-10-31 |
| GB2140237B (en) | 1986-06-18 |
| AT392711B (de) | 1991-05-27 |
| FR2549612A1 (fr) | 1985-01-25 |
| JPS59207755A (ja) | 1984-11-24 |
| NL8301484A (nl) | 1984-11-16 |
| ATA135884A (de) | 1990-10-15 |
| GB8410454D0 (en) | 1984-05-31 |
| FR2549612B1 (fr) | 1987-07-31 |
| US4580294A (en) | 1986-04-01 |
| DE3414450C2 (de) | 1995-11-30 |
| JPH0473656B2 (enExample) | 1992-11-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PFA | Name/firm changed |
Owner name: PHILIPS ELECTRONICS N.V. |
|
| PL | Patent ceased |