APPARATUS FOR THE OPTICAL TRANSMISSION OF DIGITAL DATA
The invention relates to an apparatus for the optical transmission of digital data having a signal source ( 1 ) which is designed to output optical signals at a level which is modulated on the basis of the digital data to be transmitted. The invention provides a fluorescing optical fiber ( 3 ) which is arranged such that the optical signals from the signal source ( 1 ) are received via a peripheral area which is entered by fluorescing optical fiber ( 3 ) which are converted therein into a fluorescent light signal by means of fluorescence, said fluororescent light signal being mounted to a fibre end ( 5 ) via the optical fibre ( 3 ).
1 . An apparatus for optical transmission of digital data, comprising:
a single source ( 1 ), which is equipped to output optical signals at a level modulated on the basis of the digital data to be transmitted, and
a fluorescent optical fiber ( 3 ), which is arranged to receive the optical signals from the single source ( 1 ) over a peripheral surface and is designed to fluoresce on reception of the optical signals of the signal source ( 1 ) and to route a fluorescent light signal in the optical fiber ( 3 ) to the fiber ends ( 5 ).
2 . The apparatus according to claim 1 , additionally comprising:
an equalizer ( 9 ), which is arranged to compensate for the distortion in the optical signals caused by the fluorescent optical fiber ( 3 ).
3 . The apparatus according to claim 1 , additionally comprising:
a predistorter ( 11 ), which is arranged to predistort the digital data for compensation of distortion of the transmission path.
4 . The apparatus according to claim 2 , designed to work according to the decision-feedback-equalizing technique and/or the feed-forward-equalizing technique.
5 . The apparatus according to claim 2 , wherein the signal source ( 1 ) is designed to modulate the optical signals according to the pulse-amplitude-modulation method or the orthogonal-frequency-division multiplexing/discrete-multitone technique.
6 . The apparatus according to claim 2 , wherein the signal source ( 1 ) and the fluorescent optical fiber ( 3 ) are designed to be movable relative to one another.
7 . A device for transmission of digital data between two parts rotating relative to one another about a common axis, further comprising an equalizer ( 9 ), which is arranged to compensate for the distortion in optical signals caused by fluorescent optical fiber ( 3 ), wherein a signal source ( 1 ) is arranged on one part in the form of a ring around the axis of rotation and the fluorescent optical fiber ( 3 ) is arranged on the other part in the same way.
8 . The devices according to claim 7 , wherein the device is a computer tomography.
9 . The devices according to claim 7 , wherein the device is a radar device.
10 . The apparatus according to claim 2 , additionally comprising: a predistorter ( 11 ), which is arranged to predistort the digital data for compensation of distortion of the transmission path.
11 . The apparatus according to claim 3 , designed to work according to the decision-feedback-equalizing technique and/or the feed-forward-equalizing technique.
12 . The apparatus according to claim 10 , designed to work according to the decision-feedback-equalizing technique and/or the feed-forward-equalizing technique.
13 . The apparatus according to claim 12 , wherein the signal source ( 1 ) is designed to modulate the optical signals according to the pulse-amplitude-modulation method or the orthogonal-frequency-division multiplexing/discrete-multitone technique.
14 . The apparatus according to claim 13 , wherein the signal source ( 1 ) and the fluorescent optical fiber ( 3 ) are designed to be movable relative to one another.
15 . The apparatus according to claim 14 being a device for transmission of digital data between two parts rotating relative to one another about a common axis, wherein the signal source ( 1 ) is arranged on one part in the form of a ring around the axis of rotation and the fluorescent optical fiber ( 3 ) is arranged on the other part in the same way.
16 . An apparatus for optical transmission of digital data, comprising:
a single source ( 1 ), which is equipped to output optical signals at a level modulated on the basis of the digital data to be transmitted,
a fluorescent optical fiber ( 3 ), which is arranged to receive the optical signals from the single source ( 1 ) over a peripheral surface and is designed to fluoresce on reception of the optical signals of the signal source ( 1 ) and to route a fluorescent light signal in the optical fiber ( 3 ) to the fiber ends ( 5 ).
a device for transmission of digital data between two parts rotating relative to one another about a common axis, having an apparatus comprising an equalizer ( 9 ), which is arranged to compensate for the distortion in the optical signals caused by the fluorescent optical fiber ( 3 ), wherein the signal source ( 1 ) is arranged on one part in the form of a ring around the axis of rotation and the fluorescent optical fiber ( 3 ) is arranged on the other part in the same way.
17 . The devices according to claim 18 , wherein the device is a computer 16 tomography.
18 . The devices according to claim 16 , wherein the device is a radar device.