Appeal No. 1998-2479
Application 08/419,512
drives a tracking actuating means to maintain said optical pickup at a predetermined
position opposite to a recording surface of an optical information storing medium;
nonvolatile memory means for storing a compensatory value corresponding to
differences of servo characteristics of at least either a focus servo control apparatus or
a tracking servo control apparatus, said value being determined through use of external
measurement means and stored when said memory means is incorporated into the
optical disk apparatus with said optical pickup; and
compensation means for compensating either said focus error signal or said
tracking error signal according to said compensatory values stored in said nonvolatile
memory means.
The examiner has relied upon the following references:
Minami 4,707,648 Nov. 17, 1987
Hofer et al. (Hofer) 4,942,564 July 17, 1990
Horie et al. (Horie) 5,048,002 Sept. 10, 1991
Suzuki 5,097,458 Mar. 17, 1992
(filed May 22, 1990)
Claims 1, 2, and 4 through 7 stand rejected under 35 U.S.C. § 103. As evidence
of obviousness, the examiner relies upon Suzuki alone. Claims 1, 2, 4, 5, 7 and 10
through 14 stand rejected under 35 U.S.C. § 102(b) as being anticipated by Minami.
Claims 1, 2, 7 and 10 through 14 stand rejected under 35 U.S.C. § 102(b) as being
anticipated by Horie. Finally, claims 24 through 26 stand rejected under 35 U.S.C.
§ 102(b) as being anticipated by Hofer.
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