Master strategy adjustment method and disc manufacturing method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8582410
APP PUB NO 20120236697A1
SERIAL NO

13411975

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A master strategy adjustment method includes performing first recording on a master with a predetermined strategy, performing first measurement of an evaluation value of the master of the first recording, forming a first optical disc based on the master after the first recording, performing second measurement of an evaluation value of the optical disc formed as the first optical disc, calculating a target value of the evaluation value of the master based on a difference with the first measurement evaluation value and the second measurement evaluation value, and adjusting the strategy so that the evaluation value with regard to the master matches the target value, performing recording on the master with the adjusted writing strategy, performing measurement of the evaluation value of the master, and performing determination of whether the evaluation value is within a predetermined range with the target value as a reference until an affirmative result is obtained.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SONY CORPORATIONTOKYO
SONY DADC CORPORATION1-12 KITASHINAGAWA 5-CHOME SHINAGAWA-KU TOKYO

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aida, Toru Kanagawa, JP 45 209
Hayashi, Shinobu Shizuoka, JP 17 399
Saito, Akiya Kanagawa, JP 40 119

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 12, 2025
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00