FR2318505A1 - IMPROVEMENTS IN SEMICONDUCTOR LUMINOUS RADIATION SOURCES - Google Patents

IMPROVEMENTS IN SEMICONDUCTOR LUMINOUS RADIATION SOURCES

Info

Publication number
FR2318505A1
FR2318505A1 FR7621835A FR7621835A FR2318505A1 FR 2318505 A1 FR2318505 A1 FR 2318505A1 FR 7621835 A FR7621835 A FR 7621835A FR 7621835 A FR7621835 A FR 7621835A FR 2318505 A1 FR2318505 A1 FR 2318505A1
Authority
FR
France
Prior art keywords
radiation sources
semiconductor luminous
luminous radiation
semiconductor
sources
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.)
Granted
Application number
FR7621835A
Other languages
French (fr)
Other versions
FR2318505B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Post Office
Original Assignee
Post Office
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.)
Filing date
Publication date
Application filed by Post Office filed Critical Post Office
Publication of FR2318505A1 publication Critical patent/FR2318505A1/en
Application granted granted Critical
Publication of FR2318505B1 publication Critical patent/FR2318505B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
FR7621835A 1975-07-16 1976-07-16 IMPROVEMENTS IN SEMICONDUCTOR LUMINOUS RADIATION SOURCES Granted FR2318505A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB29810/75A GB1517537A (en) 1975-07-16 1975-07-16 Lasers and photo-detectors

Publications (2)

Publication Number Publication Date
FR2318505A1 true FR2318505A1 (en) 1977-02-11
FR2318505B1 FR2318505B1 (en) 1982-10-08

Family

ID=10297543

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7621835A Granted FR2318505A1 (en) 1975-07-16 1976-07-16 IMPROVEMENTS IN SEMICONDUCTOR LUMINOUS RADIATION SOURCES

Country Status (6)

Country Link
JP (2) JPS5214393A (en)
CA (1) CA1076237A (en)
DE (1) DE2632222A1 (en)
FR (1) FR2318505A1 (en)
GB (1) GB1517537A (en)
NL (1) NL185251C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2903554C2 (en) * 1979-01-31 1983-11-17 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Opto-coupler for opto-electronic signal transmission
US4349906A (en) * 1979-09-18 1982-09-14 Xerox Corporation Optically controlled integrated current diode lasers
JPS5789289A (en) * 1980-11-25 1982-06-03 Sharp Corp Semiconductor device
JPS57139984A (en) * 1981-02-24 1982-08-30 Nec Corp Buried photo emitting and receiving semiconductor integrated device
JPS5875879A (en) * 1981-10-29 1983-05-07 Nec Corp Photointegrated element
JPS5884486A (en) * 1981-11-13 1983-05-20 Nec Corp Semiconductor laser-photodetector beam integrate element
JPS5880887A (en) * 1981-11-09 1983-05-16 Nec Corp Semiconductor laser photodiode photointegrated element
JPS5871676A (en) * 1981-10-23 1983-04-28 Nec Corp Buried hetero structure semiconductor laser photodiode photointegrated element
JPS5875877A (en) * 1981-10-30 1983-05-07 Nec Corp Monitor built-in semiconductor laser element
JPS58162090A (en) * 1982-03-23 1983-09-26 Nippon Telegr & Teleph Corp <Ntt> Semiconductor laser
JPS58186986A (en) * 1982-04-27 1983-11-01 Kokusai Denshin Denwa Co Ltd <Kdd> Distributed feedback semiconductor laser with monitor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1007876A (en) * 1963-08-15 1965-10-22 Mullard Ltd Improvements in and relating to opto-electronic semiconductor devices
FR1464724A (en) * 1964-11-07 1967-01-06 Ibm Photoelectric semiconductor device
GB1071137A (en) * 1963-10-10 1967-06-07 Siemens Ag Improvements in or relating to semiconductor controlled rectifiers
DE1489181A1 (en) * 1963-09-26 1969-05-14 Philips Nv Semiconductor device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081695A (en) * 1973-11-21 1975-07-02

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1007876A (en) * 1963-08-15 1965-10-22 Mullard Ltd Improvements in and relating to opto-electronic semiconductor devices
DE1489181A1 (en) * 1963-09-26 1969-05-14 Philips Nv Semiconductor device
GB1071137A (en) * 1963-10-10 1967-06-07 Siemens Ag Improvements in or relating to semiconductor controlled rectifiers
FR1464724A (en) * 1964-11-07 1967-01-06 Ibm Photoelectric semiconductor device

Also Published As

Publication number Publication date
GB1517537A (en) 1978-07-12
CA1076237A (en) 1980-04-22
NL185251C (en) 1990-02-16
DE2632222A1 (en) 1977-03-03
JPS5214393A (en) 1977-02-03
NL185251B (en) 1989-09-18
NL7607677A (en) 1977-01-18
JPS60149156U (en) 1985-10-03
FR2318505B1 (en) 1982-10-08

Similar Documents

Publication Publication Date Title
AT370593B (en) SUCTIONABLE TEMPLATE
FR2347775A1 (en) SOFT ELECTROLUMINESCENT LAMP
DD136781A1 (en) LIGHT-EMITTING SEMICONDUCTOR
SE421226B (en) MARKIS WITH A MARKIS SHADOW
ATA634276A (en) LIGHTING DEVICE FOR FURMICROSCOPES
IT1057210B (en) ZIP
NL7512047A (en) RADIATION SOURCE.
IL49049A0 (en) Geophysical energy source utilization circuit
NL7608747A (en) RAY RAYS LIGHTING DEVICE.
JPS5281548A (en) Constanttcurrent source
SE7704310L (en) IRRADIATION LAMP
AT345910B (en) LIGHTING ARRANGEMENT
NL7605903A (en) COMPOSITION WITH A SEMICONDUCTOR.
FR2318505A1 (en) IMPROVEMENTS IN SEMICONDUCTOR LUMINOUS RADIATION SOURCES
JPS5244587A (en) Light emitting device
NL179089C (en) REFLEKTOR WITH LONG-LIGHT SOURCE.
BE837464A (en) DEVELOPMENT ACCELERATORS
FR2301097A1 (en) SEMICONDUCTOR RECTIFIER
DK150437C (en) DEFINITION CIRCUIT RADIATION CIRCUIT
SE390335B (en) LIGHTING DEVICE
BE837466A (en) DEVELOPMENT ACCELERATORS
SE7612495L (en) ELECTRON RADIATE COLLIMITER
IT1064846B (en) TASCAEILE BULB
FR2304175A2 (en) ULTRAVIOLET RADIATION SOURCE
JPS5184584A (en) HANDOTAI FUOTO KAPURA

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse
ST Notification of lapse