首页>
外国专利>
Device for detecting, recording copyright protected music sequences in radio and television programs and other media detects noise spectrum under positively identifiable trigger conditions
Device for detecting, recording copyright protected music sequences in radio and television programs and other media detects noise spectrum under positively identifiable trigger conditions
The device detects the noise spectrum under positively identifiable trigger conditions, compresses the noise spectrum to form a number field following the trigger conditions and following elimination of noise components and uses the number field produced to characterize the music sequence.
展开▼