1
Atsushi Kikugawa, Hiroyuki Minemura: Information read device and read signal processing circuit. Hitachi, Antonelli Terry Stout & Kraus, January 27, 2009: US07483478 (12 worldwide citation)

An optical disk read signal processing system for Blu-ray disc systems to ensure stable phase-locked locked operation even with a low signal-to-noise ratio. This system changes a loop configuration of a phase lock loop circuit according to the operating state, and utilizes a FIR equalizer for phase ...


2
Atsushi Kikugawa, Hiroyuki Minemura: Information read device and read signal processing circuit. Hitachi, Antonelli Terry Stout & Kraus, May 17, 2011: US07945002

An information read device enabling obtaining of a data pattern recorded on an information recording medium as a readout signal, includes an analog to digital converter for converting the readout signal to a digital signal for a predetermined clock, a phase locked loop circuit that supplies the cloc ...


3
Atsushi Kikugawa, Hiroyuki Minemura: Information read device and read signal processing circuit. Antonelli Terry Stout & Kraus, December 14, 2006: US20060280240-A1

An optical disk read signal processing system for Blu-ray disc systems to ensure stable phase-locked locked operation even with a low signal-to-noise ratio. This system changes a loop configuration of a phase lock loop circuit according to the operating state, and utilizes a FIR equalizer for phase ...


4
Atsushi Kikugawa, Hiroyuki Minemura: Information Read Device And Read Signal Processing Circuit. Antonelli Terry Stout & Kraus, May 28, 2009: US20090136219-A1

An information read device enabling obtaining of a data pattern recorded on an information recording medium as a readout signal, includes an analog to digital converter for converting the readout signal to a digital signal for a predetermined clock, a phase locked loop circuit that supplies the cloc ...



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