Optical disk drive and method for determining disk type
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 3, 2012
Grant Date -
Jun 24, 2010
app pub date -
Sep 25, 2009
filing date -
Dec 24, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of determining a disk type of an optical disk is provided to comprise steps of: using a first light path for forming an incident beam; moving an objective lens system corresponding to the first light path from a start position towards the optical disk; receiving a sensor output signal during the movement of the objective lens system, wherein the sensor output signal includes a central aperture signal; determining the disk type of the optical disk according to the central aperture signal.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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LITE-ON IT CORPORATION | 15F NO 392 RUEY KUANG ROAD NEIHU DISTRICT TAIPEI CITY R O C |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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El-Husseini, Mohamad-Hussein | Taipei, TW | 1 | 7 |
# of filed Patents : 1 Total Citations : 7 | |||
Geusens, Stefan | Taipei, TW | 13 | 21 |
# of filed Patents : 13 Total Citations : 21 | |||
van, Damme Jean Philippe | Taipei, TW | 2 | 7 |
# of filed Patents : 2 Total Citations : 7 | |||
Verbeek, Petrus Antonius | Taipei, TW | 12 | 57 |
# of filed Patents : 12 Total Citations : 57 |
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- 13 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jun 30, 2008 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 01, 2008 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 01, 2008 |
Jun 01, 2008 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Dec 10, 2007 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Jun 01, 2004 | I | Issuance | |
Jan 24, 2002 | P | Published | |
May 01, 2001 | F | Filing | |
Mar 29, 2001 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KUNZ, RAINER;KULLIK, GOTZ;ENGEL, DIETER;AND OTHERS;REEL/FRAME:011769/0206 Owner name: DRAGER MEDIZINTECHNIK GMBH, GERMANY Effective Date: Mar 29, 2001 |
Jul 19, 2000 | PD | Priority Date |

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