INFORMATION RECORDING AND REPRODUCING APPARATUS, INFORMATION RECORDING AND REPRODUCTION METHOD AND INFORMATION SIGNAL SOURCE

摘要

PURPOSE: An information recording and reproducing apparatus, information recording and reproduction method and information signal source is provided to perform highly-reliable recording and reproduction. CONSTITUTION: An information recording and reproducing apparatus comprises a recording and reproduction section(100) for recording to, or reproducing from, an information medium, an information signal; a recording and reproduction control section(103) for controlling the recording and reproduction section based on a control parameter; an interface(105) connected to an information signal source(200), wherein the information signal source is adapted to provide a permission to update the control parameter; a forbidden flag section including a forbidden flag indicating the presence or absence of a permission to update the control parameter, wherein the information signal source is operative to set the forbidden flag; and a control parameter update section(108) for updating the control parameter. The control parameter update section is adapted to update the control parameter in accordance with a permission to perform updating from the information signal source when the forbidden flag has been set by the information signal source. The recording and reproduction control section is adapted to control the recording and reproduction section based on the control parameter updated by the control parameter update section.