Patent ID: 6094723
Filing Date: 2000-07-25
Classification: G06F,G11B

Abstract:
A recording medium, comprising:a recording and reproduction area; andan application program and an install control program recorded on said recording and reproduction area, wherein said install control program directs a first drive unit to record into said recording and reproduction area information concerning installation of said application program as install management information when said application program is installed in another recording medium,wherein said install control program directs said first drive unit to record in said recording and reproduction area performed-installation count information indicating the number of times said application program has been installed in another recording medium as said install management information,wherein said install control program compares said performed-installation count information recorded in said recording and reproduction area with permitted-installation count information indicating the predetermined number of permitted installations when said application program is requested to be installed in another recording medium, and does not allow said application program to be installed when said performed-installation count information is greater than said permitted-installation count information, andwherein said install control program controls a second drive unit which operates said another recording medium to uninstall said application program from said another recording medium and directs said first drive unit to decrement said performed-installation count information recorded in said recording and reproduction area, when said application program is requested to be uninstalled.