A method of determining the time of adjusting writing strategy of an optical drive. Firstly, relation between an output signal value and an ambient temperature is recorded in a look up table stored in a memory. Then, the output signal value of a compensator can be obtained by looking up the look up table...http://www.google.com/patents/US7411885?utm_source=gb-gplus-sharePatent US7411885 - Method of determining the time of adjusting writing strategy of an optical drive