Data recovery system and data recovery program recorded medium

A data recovery system comprising:

• storage means for storing data;
• an information center for backing up said data;
• detection means for detecting unusable data stored in said storage means;
• request means for requesting said information center to send the original data to replace said unusable data;
• and
• adjustment means for adjusting a timing of a request made by said request means, according to an urgency of recovery of said unusable data;
• wherein said adjustment means evaluates said urgency of recovery based on a type of said unusable data.

A data recovery system, comprising:

• storage means for storing data;
• an information center for backing up said data;
• detection means for detecting unusable data stored in said storage means;
• request means for requesting said information center to send the original data to replace said unusable data;
• and
• adjustment means for adjusting a timing of a request made by said request means, according to an urgency of recovery of said unusable data;
• wherein said adjustment means evaluates said urgency of recovery based on a geographical location attribute of said unusable data.

A data recovery system for motor vehicle use comprising:

• storage means mounted on a motor vehicle for storing data;
• detection means mounted on the motor vehicle for detecting unusable data stored in said storage means;
• request means mounted on the motor vehicle for requesting an information center to send the original data to replace said unusable data;
• locating means mounted on the motor vehicle for locating the current position of the vehicle;
• and
• adjustment means mounted on the motor vehicle for evaluating the urgency of recovery of said unusable data, based on the relationship between the geographical location attribute of said unusable data and said current position of the vehicle, and for adjusting the timing of a request made by said request means, according to said evaluation result.