Patent ID: 6011770
Filing Date: 2000-01-04
Classification: G11B,H03G,H03J

Abstract:
A writeable optical disk wobble signal capture system comprising:a storage device;a first controller operably connected to said storage device;a second controller operably connected to said storage device;a high-order bandpass filter with linearly adjustable bandwidth, said bandpass filter formed of cascaded low-order bandpass filters, and wherein said high-order bandpass filter is used to capture said writeable optical disk wobble signal;one or more digital-to-analog converters, each said one or more digital-to-analog converters operably connected to said high-order bandpass filter, and operably connected to one of said first controller and said second controller;read head device operably connected to said high-order bandpass filter; andwrite head device operably connected to said high-order bandpass filter, said write head device using said writeable optical disk wobble signal for location information.