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1. (JPH06503432)

Office : Japan
Application Number: 50058192 Application Date: 20.11.1991
Publication Number: H06503432 Publication Date: 14.04.1994
Publication Kind : A
Prior PCT appl.: Application Number:WOSE9100787 ; Publication Number: Click to see the data
IPC:
G02B 6/293
G02F 1/313
H04Q 3/52
H04Q 11/0
G PHYSICS
02
OPTICS
B
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
6
Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
24
Coupling light guides
26
Optical coupling means
28
having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
293
with wavelength selective means
G PHYSICS
02
OPTICS
F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1
Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
29
for the control of the position or the direction of light beams, i.e. deflection
31
Digital deflection devices
313
in an optical waveguide structure
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
Q
SELECTING
3
Selecting arrangements
42
Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
52
using static devices in switching stages, e.g. electronic switching arrangements
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
Q
SELECTING
11
Selecting arrangements for multiplex systems
Applicants:
Inventors:
Priority Data: 9003914 07.12.1990 SE
SE9100787 20.11.1991 WO
Title:
Abstract:
Also published as:
EP0560824US5450224JP3164369CA2096965DE000069131668WO/1992/010770