Invention Grant
US07849322B2 Method for exchanging a 3D view between a first and a second user 有权
用于在第一和第二用户之间交换3D视图的方法

Method for exchanging a 3D view between a first and a second user
Abstract:
The invention relates to a method for exchanging a 3D view between a first and a second user having both a piece of software for creating 3D views. A view is created by the first user. This view comprises an encrypted object, the first user being licensed for the encrypted object. This view is stored in a file by the first user. The encrypted object is encrypted and the result of this encryption is stored as encrypted data in the file. According to the invention, non-encrypted data defining the encrypted object is stored in the file in parallel to the encrypted data relating to the encrypted object. This non-encrypted data can be read by the second user, so that the second user can see the encrypted object if he has acquired a license for this object, or a basic representation of the encrypted object if he has not acquired a license.
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