Device for access to data aboard an aircraft
First Claim
1. A device for access to data by a plurality of clients aboard an aircraft, each of the clients being associated with an avionics application, the data being stored on at least one data server installed aboard the aircraft, the data being write-accessible and able to be modified, whereinthe data server comprises means for notifying the plurality of clients of modifications on the data that it stores;
- each client comprises a facade allowing access by the avionics application associated with the client to the data stored on the data server, the facade comprising;
means for signing up of the avionics application associated with the client to a subscription to a modification of a data item; and
means for filtering notifications of modifications on the data sent by the data server as a function of the subscriptions of the avionics application associated with the client, and for warning the avionics application associated with the client of a modification of a data item to which it has subscribed;
the facades are distributed between at least a first and a second group, the first group directly receiving the notifications of modifications on the data sent by the data server; and
the facades belonging to the first group further comprise means for sending the notifications of data modifications of modifications on the data to the facades belonging to the second group, the sending of the notifications of modifications on the data to the facades of the second group being performed after the notifications of modifications on the data have been filtered and transmitted to the avionics applications associated with the clients of the facades of the first group.
1 Assignment
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Accused Products
Abstract
A device for access to data by clients aboard an aircraft, each of the clients being associated with an avionics application. Each of the clients includes a facade allowing access by the avionics applications to the data stored on the server. The facade includes means for signing up of the avionics application associated with the client to a subscription to a modification of a data item, and means for filtering notifications of modifications on the data sent by the data server as a function of the subscriptions of the avionics application associated with the client, and for warning the avionics application associated with the client of a modification of a data item to which it has subscribed.
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Citations
5 Claims
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1. A device for access to data by a plurality of clients aboard an aircraft, each of the clients being associated with an avionics application, the data being stored on at least one data server installed aboard the aircraft, the data being write-accessible and able to be modified, wherein
the data server comprises means for notifying the plurality of clients of modifications on the data that it stores; -
each client comprises a facade allowing access by the avionics application associated with the client to the data stored on the data server, the facade comprising; means for signing up of the avionics application associated with the client to a subscription to a modification of a data item; and means for filtering notifications of modifications on the data sent by the data server as a function of the subscriptions of the avionics application associated with the client, and for warning the avionics application associated with the client of a modification of a data item to which it has subscribed; the facades are distributed between at least a first and a second group, the first group directly receiving the notifications of modifications on the data sent by the data server; and the facades belonging to the first group further comprise means for sending the notifications of data modifications of modifications on the data to the facades belonging to the second group, the sending of the notifications of modifications on the data to the facades of the second group being performed after the notifications of modifications on the data have been filtered and transmitted to the avionics applications associated with the clients of the facades of the first group. - View Dependent Claims (2, 3, 4, 5)
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Specification