NL185251B - Halfgeleiderlichtbron. - Google Patents

Halfgeleiderlichtbron.

Info

Publication number: NL185251B
Authority: NL; Netherlands
Prior art keywords: light source; semiconductor light; semiconductor; source; light
Prior art date: 1975-07-16

Application number

NLAANVRAGE7607677,A

Other languages

English (en)

Other versions

NL7607677A (nl

NL185251C (nl

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.)

1975-07-16

Filing date

1976-07-12

Publication date

1989-09-18

1976-07-12 Application filed by Post Office filed Critical Post Office

1977-01-18 Publication of NL7607677A publication Critical patent/NL7607677A/nl

1989-09-18 Publication of NL185251B publication Critical patent/NL185251B/nl

1990-02-16 Application granted granted Critical

1990-02-16 Publication of NL185251C publication Critical patent/NL185251C/nl

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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

Physics & Mathematics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Optics & Photonics (AREA)
Semiconductor Lasers (AREA)
Lasers (AREA)

NLAANVRAGE7607677,A 1975-07-16 1976-07-12 Halfgeleiderlichtbron. NL185251C (nl)

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 (3)

Publication Number	Publication Date
NL7607677A NL7607677A (nl)	1977-01-18
NL185251B true NL185251B (nl)	1989-09-18
NL185251C NL185251C (nl)	1990-02-16

Family

ID=10297543

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7607677,A NL185251C (nl)	1975-07-16	1976-07-12	Halfgeleiderlichtbron.

Country Status (6)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2903554C2 (de) *	1979-01-31	1983-11-17	Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt	Opto-Koppler zur opto-elektronischen Signalübertragung
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
JPS5880887A (ja) *	1981-11-09	1983-05-16	Nec Corp	半導体レ−ザ・フオトダイオ−ド光集積化素子
JPS5884486A (ja) *	1981-11-13	1983-05-20	Nec Corp	半導体レ−ザ・フオトデイテクタ光集積化素子
JPS5875879A (ja) *	1981-10-29	1983-05-07	Nec Corp	光集積化素子
JPS5871676A (ja) *	1981-10-23	1983-04-28	Nec Corp	埋め込みへテロ構造半導体レ−ザ・フオトダイオ−ド光集積化素子
JPS5875877A (ja) *	1981-10-30	1983-05-07	Nec Corp	モニタ内蔵半導体レ−ザ素子
JPS58162090A (ja) *	1982-03-23	1983-09-26	Nippon Telegr & Teleph Corp <Ntt>	半導体レ−ザ
JPS58186986A (ja) *	1982-04-27	1983-11-01	Kokusai Denshin Denwa Co Ltd <Kdd>	モニタ付分布帰還形半導体レ−ザ

Family Cites Families (5)

* 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
GB1100682A (en) *	1963-09-26	1968-01-24	Mullard Ltd	Improvements in opto-electronic semiconductor devices
DE1190506B (de) *	1963-10-10	1965-04-08	Siemens Ag	Optisch gesteuerte, mindestens vier Zonen von abwechselnd unterschiedlichem Leitungstyp aufweisende Schalt- oder Kippdiode
FR1464724A (fr) *	1964-11-07	1967-01-06	Ibm	Dispositif semi-conducteur photoélectrique
JPS5081695A (nl) *	1973-11-21	1975-07-02

1975
- 1975-07-16 GB GB29810/75A patent/GB1517537A/en not_active Expired
1976
- 1976-07-08 CA CA256,581A patent/CA1076237A/en not_active Expired
- 1976-07-12 NL NLAANVRAGE7607677,A patent/NL185251C/nl not_active IP Right Cessation
- 1976-07-15 JP JP51084477A patent/JPS5214393A/ja active Pending
- 1976-07-16 FR FR7621835A patent/FR2318505A1/fr active Granted
- 1976-07-16 DE DE19762632222 patent/DE2632222A1/de not_active Ceased
1985
- 1985-02-04 JP JP1985014598U patent/JPS60149156U/ja active Pending

Also Published As

Publication number	Publication date
JPS60149156U (ja)	1985-10-03
DE2632222A1 (de)	1977-03-03
NL7607677A (nl)	1977-01-18
FR2318505B1 (nl)	1982-10-08
CA1076237A (en)	1980-04-22
NL185251C (nl)	1990-02-16
JPS5214393A (en)	1977-02-03
GB1517537A (en)	1978-07-12
FR2318505A1 (fr)	1977-02-11

Publication	Publication Date	Title
NL7612096A (nl)	1977-05-05	Voedingsbron.
NL178208B (nl)	1985-09-02	Elektrodeloze fluorescentielamp.
NL175677C (nl)	1984-12-03	Fluorescentielamp.
NL7512561A (nl)	1976-10-19	Glasloos diaraampje.
NL185251C (nl)	1990-02-16	Halfgeleiderlichtbron.
NL7603911A (nl)	1976-10-20	Halfgeleiderketen.
NL179089C (nl)	1986-07-01	Reflektor met langwerpige lichtbron.
NL161862C (nl)	1980-03-17	Reflector.
NL7603962A (nl)	1976-10-18	Verlichtingsinrichting.
NL7603284A (nl)	1976-10-04	Verkeerslicht.
NL7507227A (nl)	1976-12-21	Gloeilamp-reflektoreenheid.
NL7605287A (nl)	1976-12-16	Armatuur.
ES234720Y (es)	1978-10-01	Linterna.
NL7415217A (nl)	1975-04-29	Lichtbron.
NL7612170A (nl)	1977-05-06	Draagbare lamp.
NL7509671A (nl)	1977-02-16	Lichtmicroscoop.
NL7501932A (nl)	1976-08-23	Veldemissiebron.
NL7610340A (nl)	1977-03-25	Verlichtingsinrichting.
NL7507855A (nl)	1977-01-04	Lampeneenheid.
NL7603272A (nl)	1976-10-05	Verlichtingsinrichting.
NL7604600A (nl)	1976-11-04	Gelijkstroombron.
ES219482Y (es)	1977-02-01	Fregadero.
ES210078Y (es)	1976-09-16	Lampara.
ES213384Y (es)	1976-11-16	Lampara.
NL178352C (nl)	1986-03-03	Lamp.

Legal Events

Date	Code	Title	Description
1983-07-01	BA	A request for search or an international-type search has been filed
1983-08-01	BB	A search report has been drawn up
1983-09-01	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1994-07-01	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: BRITISH TELECOMMUNICATIONS PLC
1994-08-01	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: BRITISH TELECOMMUNICATIONS PLC
1996-04-01	V1	Lapsed because of non-payment of the annual fee	Effective date: 19960201