DK213188D0 - Fremgangsmaade ved optisk informatiosoverfoering - Google Patents

Fremgangsmaade ved optisk informatiosoverfoering

Info

Publication number
DK213188D0
DK213188D0 DK213188A DK213188A DK213188D0 DK 213188 D0 DK213188 D0 DK 213188D0 DK 213188 A DK213188 A DK 213188A DK 213188 A DK213188 A DK 213188A DK 213188 D0 DK213188 D0 DK 213188D0
Authority
DK
Denmark
Prior art keywords
modulated
emf
modulated optical
receiving side
optical information
Prior art date
Application number
DK213188A
Other languages
English (en)
Other versions
DK213188A (da
DK168932B1 (da
Inventor
Manfred Rocks
Original Assignee
Krone Ag
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 Krone Ag filed Critical Krone Ag
Publication of DK213188D0 publication Critical patent/DK213188D0/da
Publication of DK213188A publication Critical patent/DK213188A/da
Application granted granted Critical
Publication of DK168932B1 publication Critical patent/DK168932B1/da

Links

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
    • H04B10/61—Coherent receivers
    • H04B10/64—Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [fIF] is obtained
DK213188A 1987-04-21 1988-04-19 Fremgangsmåde ved optisk telekommunikationsoverføring DK168932B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3713340 1987-04-21
DE19873713340 DE3713340A1 (de) 1987-04-21 1987-04-21 Verfahren zur optischen nachrichtenuebertragung

Publications (3)

Publication Number Publication Date
DK213188D0 true DK213188D0 (da) 1988-04-19
DK213188A DK213188A (da) 1988-10-22
DK168932B1 DK168932B1 (da) 1994-07-11

Family

ID=6325994

Family Applications (1)

Application Number Title Priority Date Filing Date
DK213188A DK168932B1 (da) 1987-04-21 1988-04-19 Fremgangsmåde ved optisk telekommunikationsoverføring

Country Status (15)

Country Link
US (1) US4882771A (da)
EP (1) EP0288418B1 (da)
JP (1) JPS63282722A (da)
AT (1) ATE78642T1 (da)
AU (1) AU597816B2 (da)
CA (1) CA1282832C (da)
DE (2) DE3713340A1 (da)
DK (1) DK168932B1 (da)
ES (1) ES2034356T3 (da)
GR (1) GR3005367T3 (da)
IE (1) IE61991B1 (da)
NO (1) NO171819C (da)
PT (1) PT87271B (da)
TR (1) TR26000A (da)
ZA (1) ZA882756B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3827228A1 (de) * 1988-08-11 1990-02-15 Standard Elektrik Lorenz Ag Sende/empfangsteil fuer ein bidirektionales kohaerent-optisches uebertragungssystem
DE3900095C2 (de) * 1989-01-04 1998-08-20 Kommunikations Elektronik Verfahren zur Übertragung von optischen Signalen über Lichtwellenleiter nach dem Überlagerungsprinzip
US4972514A (en) * 1989-02-08 1990-11-20 At&T Bell Laboratories Full duplex lightwave communication system
DE69019846T2 (de) * 1989-03-09 1995-12-07 Canon Kk Optisches Übertragungssystem.
DE4019224A1 (de) * 1990-06-15 1991-12-19 Standard Elektrik Lorenz Ag Funk-nachrichtenuebertragungssystem, insbesondere zellulares mobilfunksystem
US5101450A (en) * 1991-01-23 1992-03-31 Gte Laboratories Incorporated Quadrature optical phase modulators for lightwave systems
US6868233B2 (en) * 2000-12-14 2005-03-15 Alcatel Usa Sourcing, L.P. Wavelength agile optical transponder for bi-directional, single fiber WDM system testing
US9203513B2 (en) * 2008-05-15 2015-12-01 Teledyne Scientific & Imaging, Llc SNR enhancement in modulating retroreflector optical communication links

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3433960A (en) * 1966-10-31 1969-03-18 Nasa Retrodirective optical system
AU525304B2 (en) * 1978-06-13 1982-10-28 Amalgamated Wireless (Australasia) Limited Optical fibre communication links
FR2513049A1 (fr) * 1981-09-15 1983-03-18 Thomson Csf Systeme de communication optique et reseau telephonique comprenant un tel systeme
US4777661A (en) * 1986-09-22 1988-10-11 Simmonds Precision Products, Inc. Apparatus and method for self-referencing and multiplexing intensity modulating fiber optic sensors
EP0319788B1 (de) * 1987-12-07 1993-08-25 Siemens Aktiengesellschaft Optischer Überlagerungsempfänger für digitale Signale

Also Published As

Publication number Publication date
ATE78642T1 (de) 1992-08-15
PT87271B (pt) 1993-09-30
EP0288418B1 (de) 1992-07-22
DE3872921D1 (de) 1992-08-27
DK213188A (da) 1988-10-22
ZA882756B (en) 1988-10-18
NO171819B (no) 1993-01-25
JPS63282722A (ja) 1988-11-18
CA1282832C (en) 1991-04-09
DK168932B1 (da) 1994-07-11
IE61991B1 (en) 1994-12-14
NO171819C (no) 1993-05-05
EP0288418A2 (de) 1988-10-26
TR26000A (tr) 1993-10-08
DE3713340A1 (de) 1988-11-10
IE880949L (en) 1988-10-21
US4882771A (en) 1989-11-21
GR3005367T3 (da) 1993-05-24
AU1479388A (en) 1988-10-27
EP0288418A3 (en) 1990-06-13
PT87271A (pt) 1989-05-12
NO881702D0 (no) 1988-04-20
AU597816B2 (en) 1990-06-07
ES2034356T3 (es) 1993-04-01
NO881702L (no) 1988-10-24

Similar Documents

Publication Publication Date Title
JPS63500693A (ja) 光送信装置
EP0222384B1 (en) Full duplex optical communication system
DE3884553T2 (de) Radiofrequenzoptisches Übertragungssystem, besonders für Satellitenfunken.
US5146358A (en) Optical communications system and method for transmitting information through a single optical waveguide
CA2006125A1 (en) Optical communication systems using fabry-perot cavities
GB2182516A (en) Optical fibre network
EP0189273A3 (en) Fiber optic network with reduced coupling losses
US5010586A (en) Optical two-way transmission system with loop reflector modulator
AU618095B2 (en) Optical communication system
KR910021063A (ko) 단일 파장 양방향 광섬유 통신 링크
DK213188D0 (da) Fremgangsmaade ved optisk informatiosoverfoering
ATE139877T1 (de) Optisches nachrichtenübertragungssystem mit einem faseroptischen verstärker
US4430572A (en) Device for separating two light signals emitted by sources having different wavelengths and transmitted in a single optical fiber
GB8709073D0 (en) Coherent optical systems
US6021236A (en) Procedure and device for creating an optical output signal
EP0359205A3 (en) Optical communication system for simultaneous transmission of a baseband digital signal and multiple microwave subcarriers
GB2237468A (en) Optical transmission process and system
DE3775327D1 (de) Verbesserungen an uebertragungssystemen.
JPS6370745U (da)

Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed