Abstract: In a video-communication receiver provided with a deciphering module (13) used for the descrambling of scrambled transmissions, using a memory card (17) for providing information required for descrambling, service information is introduced into the receiver, for example, by replacing the memory card by a service card containing the information in a ciphered form. The receiver is provided with apparatus (29, 12, 31) for deciphering ciphered service information by means of its own deciphering module (13).
Type:
Grant
Filed:
May 22, 1997
Date of Patent:
September 19, 2000
Assignee:
U.S. Philips Corporation
Inventors:
Patrick Goujon, Jacques Le Berre, Issa Rakhodai
Abstract: A financial calculator executes calculations on amortization of a loan, and depreciation, and calculation results are displayed on a display unit as a graphic representation in view of time lapses. To confirm the calculation results, the resultant values are displayed and also the portions of the displayed graph corresponding to the resultant values are displayed in a specific form by which meanings of these calculated values can be efficiently grasped.
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