TIAN HOLDINGS, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 8867
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 12435
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 8103
 
  
 
G11C STATIC STORES 6145
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 5280
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 346
 
  
 
H03K PULSE TECHNIQUE 3128
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H01S DEVICES USING STIMULATED EMISSION191

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE44043 Method for determining DC level of AC signal and DC offset of the sameJan 31, 08Mar 05, 13[G11B]
RE43723 Power control circuit for optical information recording deviceSep 06, 07Oct 09, 12[G11B]
8228766 Method and apparatus for controlling data access rate of an optical disc driverMay 04, 10Jul 24, 12[G11B]
8225179 Method of generating error detection codesSep 12, 08Jul 17, 12[G11C]
RE43337 Method for decoding disc informationAug 28, 09May 01, 12[G11B]
7995434 Method and apparatus for generating absolute time in pregroove dataDec 22, 08Aug 09, 11[G11B]
7995447 Method for controlling read power and open-loop read control device using the sameApr 06, 10Aug 09, 11[G11B]
7995449 System of sampling interface for an optical pick-up headDec 21, 09Aug 09, 11[G11B]
7961584 Operating current modifying device and methodMar 05, 09Jun 14, 11[G11B]
RE42235 Compensation method and device for tracking operation of optical storage systemJan 09, 08Mar 22, 11[G11B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
RE44333 Optical deviceExpiredDec 31, 08Jul 02, 13[G11B]
RE43019 Encoding recording data on optical disksExpiredApr 04, 08Dec 13, 11[G11B]
RE42067 Method for controlling optical pickup head upon switching from following mode to seeking modeExpiredJan 22, 09Jan 25, 11[G11B]
7746745 Method for determining the type of digital versatile discExpiredMay 25, 05Jun 29, 10[G11B]
7719942 Power control method for eliminating output power offset of a pick-up head in an optical disc driveExpiredJul 06, 05May 18, 10[G11B]
7710836 Method and apparatus for controlling data access rate of an optical disc driverExpiredMar 03, 05May 04, 10[G11B]
7693022 Method for controlling read power and open-loop read control device using the sameExpiredJul 16, 04Apr 06, 10[G11B]
2009/0040,888 METHOD AND APPARATUS FOR GENERATING THE WOBBLE CLOCK SIGNALAbandonedFeb 04, 08Feb 12, 09[G11B]
7426682 Method of generating error detection codesExpiredMar 11, 04Sep 16, 08[G06F]
7356753 Method and apparatus for error code correctionExpiredOct 08, 04Apr 08, 08[H03M]
7352666 Focus-balance calibration methodExpiredJul 20, 04Apr 01, 08[G11B]
7313057 Method for adjusting a control parameter and optical disc drive server system using the sameExpiredJul 16, 04Dec 25, 07[G11B]
7301871 Method and device for detecting the signal on a disc having a defect by utilizing an RF signal and its derivativesExpiredMar 03, 04Nov 27, 07[G11B]
7292513 Method of correcting clock of compact disk and circuit thereofExpiredJan 28, 04Nov 06, 07[G11B]
7196998 Method of determining ADIP information through counting identical bits and different bitsExpiredApr 07, 04Mar 27, 07[G11B]
2006/0198,268 Discrimination method of optical storage mediumAbandonedMay 03, 06Sep 07, 06[G11B]
7065027 Method for recovering data and control chip utilizing the sameExpiredApr 22, 03Jun 20, 06[G11B]
7061203 Method and related apparatus for controlling calibration of a stepping motorExpiredMar 24, 04Jun 13, 06[G05B]
7035176 Method and device for timely outputting focusing completion signal to realize focusing condition of optical pickup headExpiredSep 20, 02Apr 25, 06[G11B]
7035187 Apparatus and method for generating RFZC signal for optical systemsExpiredDec 13, 02Apr 25, 06[G11B]

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