WO1998049589A1 - Systeme de transmission de signaux - Google Patents

Systeme de transmission de signaux Download PDF

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Publication number
WO1998049589A1
WO1998049589A1 PCT/AT1998/000110 AT9800110W WO9849589A1 WO 1998049589 A1 WO1998049589 A1 WO 1998049589A1 AT 9800110 W AT9800110 W AT 9800110W WO 9849589 A1 WO9849589 A1 WO 9849589A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
transmission device
signal transmission
fiber conductor
transmitter
Prior art date
Application number
PCT/AT1998/000110
Other languages
German (de)
English (en)
Inventor
Wilhelm Liesinger
Original Assignee
Nova-Technik Entwicklung Von Und Handel Mit Medizinischen Geräten Gmbh
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 Nova-Technik Entwicklung Von Und Handel Mit Medizinischen Geräten Gmbh filed Critical Nova-Technik Entwicklung Von Und Handel Mit Medizinischen Geräten Gmbh
Priority to AU70126/98A priority Critical patent/AU7012698A/en
Publication of WO1998049589A1 publication Critical patent/WO1998049589A1/fr

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4249—Packages, e.g. shape, construction, internal or external details comprising arrays of active devices and fibres

Definitions

  • the invention relates to a signal transmission device and a method for transmitting data, as described in the preamble of claims 1 and 24.
  • the present invention has for its object to improve the data transfer rate with optical fibers with reduced effort.
  • the object of the invention is also achieved independently of this by a method for transmitting data in a fiber conductor according to the features specified in claim 24.
  • FIG. 1 shows a signal transmission device according to the invention in a diagrammatic and highly simplified, schematic representation
  • FIG. 2 shows a part of a signal transmission device according to the invention in the form of a block diagram, in a simplified, schematic representation
  • 3 shows a transmission device between the fiber conductor and the light transmitting and / or receiving device
  • Fig. 4 shows an embodiment variant of the transmission device between the fiber conductor and the light transmission and / or reception device
  • Fig. 5 shows another embodiment of a transmission device between the fiber conductor and the light emitting and / or receiving device.
  • FIG. 1 shows a signal transmission device 1 with a light emitting and / or receiving device 2 and 3.
  • Each of these light emitting and / or receiving devices 2, 3 has at least one light transmitter 4 and / or one light receiver 5.
  • the light transmitters 4 and / or light receivers 5 are each connected to a fiber conductor 9 via a transmission device 6, 7, in the present case preferably a transmission pyramid 8.
  • the light transmitters 4 and / or light receivers 5, as indicated schematically, are arranged on a projection surface 10, 11 of the light emitting and / or receiving devices 2, 3, in particular in a matrix.
  • Each of the light transmitters 4 and / or light receivers 5 is optionally connected to a plug or a plug tab 12 or 13 with the interposition of conversion components or control devices. Via these plugs or plug tabs 12, 13, the respective signals, transformed from an optical into an electrical signal, can be electrically via conventional bus systems or via plug contacts to further components 14, 15 of a computing unit 16, which control the respective light emitting and / or - receiving devices 2, 3 are connected downstream, as indicated schematically.
  • the light transmitters 4 are preferably formed by a laser light source, in particular a laser diode, and the light receivers 5 are formed by optoelectric converters or converter layers, in particular selenium elements or the like.
  • the transmission devices 6, 7 now have the effect that the light emitted by the individual light transmitters 4 emitted optical signals are bundled into the fiber conductor 9, in particular introduced into the cavity 18 thereof, in order then to be fanned out again in the area of the opposite light transmitting and / or receiving device 2, 3 via a similar or similar transmission device 6, 7 and onto each one of the individual light transmitters 4 of the one light transmitter and / or receiver device 2, 3 permanently assigned light receiver 5 of the other light transmitter and / or receiver device.
  • the light transmitters 4 and / or light receivers 5 are arranged in an optical projection area 10, 11 of the transmission devices 6, 7.
  • the transmission device 6, 7, in particular the transmission pyramid 8 also has a square or conical cross section.
  • the transmission device 6, 7, in particular the transmission pyramid 8 also has a square or conical cross section.
  • the arrangement of the transmission device 6, 7 as a transmission pyramid 8 makes it possible for individual light transmitters 4 or the light receivers 5 to be distributed over their base area, that is to say the projection area 10, 11.
  • the light signals are deflected on the walls of the transmission device 6, 7 in such a way that all light signals enter the fiber conductor 9 at a different angle.
  • the individual light signals are then forwarded through successive reflection until they exit from this fiber guide 9 or after deflection from another fiber guide 9 therein.
  • a transmission pyramid 8 is again arranged, with which the incoming light signals are now deflected such that they strike the individual light receivers 5 assigned to the light transmitters 4.
  • the transmission device 6, 7 is preferably arranged directly on a support plate 19 which receives the light transmitter and / or receiver device 2, 3 or is connected to the latter in such a way that no refractions for light beams in the transition region between the light transmitters 4 and / or light receivers 5 or the Transmission devices 6, 7 or the support plate 19 receiving them enter.
  • a corresponding deflection device 21 can preferably be provided in the star point of a fiber conductor network.
  • the bus system can be formed, for example, by a hollow fiber conductor system, since this enables the best conditions both from the achievable transmission rates and from the losses in the case of parallel transmission of a large amount of optical information.
  • the transmission devices 6 and / or 7 are designed as hollow bodies.
  • FIG. 2 also shows a block diagram in which the components 14 or computing unit 16 connected to a light emitting and / or receiving device 2, 3 are shown schematically.
  • This block diagram shows that the light transmitting and / or receiving device 2 via an existing bus system 22, which can be formed from a multi-core cable or a large number of individual wires for serial or parallel data transmission, possibly with the interposition of a bus controller 23 is connected to one or more memories 24 or a processor 25 or a monitor system 26.
  • individual light transmitters and / or light receivers 27 can be used for transmitting identifiers, in particular addresses or control data, while the other light transmitters and / or light receivers 4, 5 can be used for parallel transmission of the data.
  • the light transmitters and / or light receivers 4, 5, 27 are preferably arranged in a matrix on the support plate 19.
  • the outer circumferential row or several circumferential rice hen or individual, arbitrarily arranged light transmitters and / or light receivers 4, 5, 27 can be defined for the transmission of the identifiers, whereas, for example, the central area of these light transmitters and light receivers 4, 5, 27 are used according to this matrix for the parallel transmission of the data.
  • the light transmitters and / or light receivers 27 can be selected at any point in such a matrix or a support plate 19 for transmitting the identifiers.
  • the light transmitters and / or light receivers 4, 5 are divided into individual groups 28, 29 - schematically delimited in FIG. 2 with dash-dotted lines - to divide so that, for example, the data in these groups are transmitted with a time delay, that is to say serially. This means that the same transmission speed can always be used.
  • the amount of data is only controlled by the number of bits transmitted at the same time.
  • this new solution makes it possible, in particular through the amount of data to be transmitted, to form individual areas or fiber conductors for the simultaneous transmission of identifiers and data, as a result of which the data go directly to the individual components 14, for example to a memory 24 or can be transmitted to a monitor system 26 and thus also enable direct access to the bus or monitor system without the processor 25 being impaired in its performance or being hampered in its computing work.
  • the data brought in via the light transmitters and / or light receivers 27 can be used for data synchronization, the data transmitted with the other light transmitters and / or light receivers 4, 5.
  • Such a design of the signal transmission device 1 makes it possible to achieve at least one data transmission per second that is higher by a factor of 102. Thus, up to 2.5 Gb per second of data can be transmitted in such a system.
  • 3 to 5 are different variants for forming the transmission device 6 and for introducing the light signals from the light transmitters and / or light receivers 4, 5 into the fiber conductor 9, which are made of a wide variety of materials, such as, for example Plastic or glass can be produced both as a solid or as a waveguide.
  • a tip of the transmission device 6 embodied as transmission spyramide 8 projects into the cavity 18 of a tubular fiber conductor 20.
  • a spatial shape of the pyramid is selected in which the pyramid merges into a cylindrical region in the region of its tip, the cylinder preferably having an outer diameter which exactly corresponds to the dimensions or cross-sectional dimensions of the cavity 18 in the fiber conductor 20 corresponds so that the fiber conductor 20 can be plugged directly onto this transmission device 6.
  • FIGS. 1; 2; 3, 4, 5 shown form the subject of independent solutions according to the invention.
  • the tasks and solutions according to the invention in this regard can be found in the detailed descriptions of these figures. List of reference symbols

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)

Abstract

L'invention concerne un système de transmission de signaux (1) comportant au moins un photoémetteur (4) et au moins un photorécepteur (5) d'un dispositif photoémetteur et/ou photorécepteur (2, 3), ainsi qu'une fibre (9, 20), de préférence creuse, s'étendant du photoémetteur (4) au photorécepteur (5). Cette fibre (9, 20) est reliée optiquement par l'intermédiaire d'un dispositif de transmission optique (6, 7), notamment une lentille convergente ou une pyramide de transmission (8), à une pluralité de photoémetteurs et de photorécepteurs (4, 5) répartis sur une surface de projection (10, 11).
PCT/AT1998/000110 1997-04-25 1998-04-24 Systeme de transmission de signaux WO1998049589A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU70126/98A AU7012698A (en) 1997-04-25 1998-04-24 Signal transmission system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA708/97 1997-04-25
AT70897 1997-04-25

Publications (1)

Publication Number Publication Date
WO1998049589A1 true WO1998049589A1 (fr) 1998-11-05

Family

ID=3497715

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT1998/000110 WO1998049589A1 (fr) 1997-04-25 1998-04-24 Systeme de transmission de signaux

Country Status (2)

Country Link
AU (1) AU7012698A (fr)
WO (1) WO1998049589A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3663822A (en) * 1969-12-29 1972-05-16 Nippon Selfoc Co Ltd Multi-terminal optical cable utilizing a flexible graded optical fiber
EP0344478A2 (fr) * 1988-05-06 1989-12-06 RAMOT UNIVERSITY, AUTHORITY FOR APPLIED RESEARCH & INDUSTRIAL DEVELOPMENT LTD. Guide d'onde du type fibre creuse et méthode de sa fabrication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3663822A (en) * 1969-12-29 1972-05-16 Nippon Selfoc Co Ltd Multi-terminal optical cable utilizing a flexible graded optical fiber
EP0344478A2 (fr) * 1988-05-06 1989-12-06 RAMOT UNIVERSITY, AUTHORITY FOR APPLIED RESEARCH & INDUSTRIAL DEVELOPMENT LTD. Guide d'onde du type fibre creuse et méthode de sa fabrication

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
FUMIHIKO SHIMIYU ET AL: "OPTICAL PARALLEL INTERCONNECTION CHARACTERISTICS OF 4-CHANNEL 2-GBIT/S BIT SYNCHRONOUS DATA TRANSMISSION MODULE", PROCEEDINGS OF THE ELECTRONIC COMPONENTS AND TECHNOLOGY CONFERENCE (ECTC), SAN DIEGO, MAY 18 - 20, 1992, no. CONF. 42, 18 May 1992 (1992-05-18), INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, pages 77 - 82, XP000473967 *
ROMANIUK R S ET AL: "MULTICORE OPTICAL FIBER COMPONENTS", PROCEEDINGS OF THE SPIE, vol. 722, 22 September 1986 (1986-09-22), pages 117 - 124, XP000198335 *
YAO LI ET AL: "FIBER-IMAGE-GUIDE-BASED BIT-PARALLEL OPTICAL INTERCONNECTS", APPLIED OPTICS, vol. 35, no. 35, 10 December 1996 (1996-12-10), pages 6920 - 6933, XP000640868 *

Also Published As

Publication number Publication date
AU7012698A (en) 1998-11-24

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