Assignee
OAK TECHNOLOGY INC
US·150 granted patents·3 pending applications·4,808 citations·filing 1995–2002
Top patents by PatentIndex Score
153 records- 0197US5929857AMethod and apparatus for dynamically constructing a graphic user interface from a DVD data streamOAK TECHNOLOGY INC·Filed 1997·Granted Jul 27, 1999·422 cites·21 claims
- 0296US6600838B2System and method for performing wavelet and inverse wavelet transformations of digital data using semi-orthogonal waveletsOAK TECHNOLOGY INC·Filed 2001·Granted Jul 29, 2003·124 cites·12 claims
- 0395US6377094B1Arbitrary waveform synthesizer using a free-running ring oscillatorOAK TECHNOLOGY INC·Filed 2000·Granted Apr 23, 2002·57 cites·35 claims
- 0495US6131149AApparatus and method for reading data from synchronous memory with skewed clock pulsesOAK TECHNOLOGY INC·Filed 1999·Granted Oct 10, 2000·232 cites·5 claims
- 0594US6594796B1Simultaneous processing for error detection and P-parity and Q-parity ECC encodingOAK TECHNOLOGY INC·Filed 2000·Granted Jul 15, 2003·77 cites·16 claims
- 0693US6535470B1Method and apparatus for writing data in a disk driveOAK TECHNOLOGY INC·Filed 2000·Granted Mar 18, 2003·75 cites·13 claims
- 0793US6522365B1Method and system for pixel clock recoveryOAK TECHNOLOGY INC·Filed 2000·Granted Feb 18, 2003·78 cites·9 claims
- 0892US6557126B1Method and apparatus for calibrating write powerOAK TECHNOLOGY INC·Filed 2000·Granted Apr 29, 2003·44 cites·23 claims
- 0992US6415101B1Method and system for scanning and displaying multiple view angles formatted in DVD contentOAK TECHNOLOGY INC·Filed 1998·Granted Jul 2, 2002·167 cites·18 claims
- 1092US6404829B1DC insensitive AGC circuit for optical PRML read channelOAK TECHNOLOGY INC·Filed 1999·Granted Jun 11, 2002·89 cites·14 claims
- 1192US6356914B1DVD system for seamless transfer between titles on a DVD disc which minimizes memory consumptionOAK TECHNOLOGY INC·Filed 2000·Granted Mar 12, 2002·35 cites·25 claims
- 1292US6065006ADVD system for seamless transfer between titles on a DVD disc which minimizes memory consumptionOAK TECHNOLOGY INC·Filed 1998·Granted May 16, 2000·67 cites·18 claims
- 1392US6038348APixel image enhancement system and methodOAK TECHNOLOGY INC·Filed 1996·Granted Mar 14, 2000·141 cites·58 claims
- 1491US6788753B1Maintenance of data synchronization across large gaps in a data streamOAK TECHNOLOGY INC·Filed 2000·Granted Sep 7, 2004·35 cites·40 claims
- 1591US6138175ASystem for dynamically optimizing DVD navigational commands by combining a first and a second navigational commands retrieved from a medium for playbackOAK TECHNOLOGY INC·Filed 1998·Granted Oct 24, 2000·64 cites·20 claims
- 1690US6691268B1Method and apparatus for swapping state data with scan cellsOAK TECHNOLOGY INC·Filed 2000·Granted Feb 10, 2004·44 cites·11 claims
- 1790US6581181B1Dominant error correction circuitry for a Viterbi detectorOAK TECHNOLOGY INC·Filed 2000·Granted Jun 17, 2003·35 cites·17 claims
- 1888US6567979B1Method and apparatus for enforcing DVD parental control across an enterpriseOAK TECHNOLOGY INC·Filed 1998·Granted May 20, 2003·102 cites·13 claims
- 1987US6519213B1Method and apparatus for reading data from a diskOAK TECHNOLOGY INC·Filed 1999·Granted Feb 11, 2003·64 cites·16 claims
- 2087US6211864B1Method and apparatus for optimizing storage of compressed images in memoryOAK TECHNOLOGY INC·Filed 2000·Granted Apr 3, 2001·31 cites·4 claims
- 2187US6133920AMethod and apparatus for activating buttons from a DVD bitstream using a pointing deviceOAK TECHNOLOGY INC·Filed 1998·Granted Oct 17, 2000·53 cites·19 claims
- 2287US5870363AOptical disk motor servo and method for closed loop speed controlOAK TECHNOLOGY INC·Filed 1996·Granted Feb 9, 1999·58 cites·18 claims
- 2386US6057793ADigital decimation filter and method for achieving fractional data rate reduction with minimal hardware or software overheadOAK TECHNOLOGY INC·Filed 1998·Granted May 2, 2000·55 cites·18 claims
- 2485US6636468B2Method and apparatus for laser power control during recordingOAK TECHNOLOGY INC·Filed 2001·Granted Oct 21, 2003·23 cites·44 claims
- 2584US6535221B1Image enhancement method and apparatus for internet printingOAK TECHNOLOGY INC·Filed 2000·Granted Mar 18, 2003·34 cites·22 claims
- 2684US6020768ACMOS low-voltage comparatorOAK TECHNOLOGY INC·Filed 1998·Granted Feb 1, 2000·50 cites·19 claims
- 2782US6614944B1Image enhancement filter with adaptive thresholdOAK TECHNOLOGY INC·Filed 2000·Granted Sep 2, 2003·37 cites·20 claims
- 2882US6536011B1Enabling accurate demodulation of a DVD bit stream using devices including a SYNC window generator controlled by a read channel bit counterOAK TECHNOLOGY INC·Filed 1998·Granted Mar 18, 2003·42 cites·26 claims
- 2982US6466736B1Integrated DVD/CD controllerOAK TECHNOLOGY INC·Filed 1998·Granted Oct 15, 2002·44 cites·12 claims
- 3082US6341330B1Method and system for caching a selected viewing angle in a DVD environmentOAK TECHNOLOGY INC·Filed 1998·Granted Jan 22, 2002·37 cites·12 claims
- 3182US6263469B1Methods and systems for accessing data from a DVD using a sync detector including a 26 state finite state machineOAK TECHNOLOGY INC·Filed 1998·Granted Jul 17, 2001·42 cites·17 claims
- 3281US6771275B1Processing system and method using a multi-dimensional look-up tableOAK TECHNOLOGY INC·Filed 2000·Granted Aug 3, 2004·23 cites·12 claims
- 3381US6704387B1Method and apparatus for normalized bit countingOAK TECHNOLOGY INC·Filed 2001·Granted Mar 9, 2004·18 cites·25 claims
- 3481US6701391B1System for stop buffering when a count of stored data blocks from a DVD matches an associated data block number of a requested data block setOAK TECHNOLOGY INC·Filed 2000·Granted Mar 2, 2004·23 cites·13 claims
- 3581US5946712AApparatus and method for reading data from synchronous memoryOAK TECHNOLOGY INC·Filed 1997·Granted Aug 31, 1999·47 cites·9 claims
- 3680US6002407ACache memory and method for use in generating computer graphics textureOAK TECHNOLOGY INC·Filed 1997·Granted Dec 14, 1999·69 cites·8 claims
- 3779US6426926B1Apparatus and method for asymmetry controlOAK TECHNOLOGY INC·Filed 2000·Granted Jul 30, 2002·14 cites·14 claims
- 3879US6381404B1Memory efficient method and apparatus for reading and caching of DVD dataOAK TECHNOLOGY INC·Filed 1999·Granted Apr 30, 2002·63 cites·9 claims
- 3979US6275836B1Interpolation filter and method for switching between integer and fractional interpolation ratesOAK TECHNOLOGY INC·Filed 1998·Granted Aug 14, 2001·34 cites·20 claims
- 4077US6584527B2Optical drive controller with a host interface for direct connection to an IDE/ATA data busOAK TECHNOLOGY INC·Filed 1996·Granted Jun 24, 2003·22 cites·3 claims
- 4177US6433891B1Stochastic screening method with dot pattern regularity control and dot growthOAK TECHNOLOGY INC·Filed 1998·Granted Aug 13, 2002·51 cites·60 claims
- 4276US6388591B1Apparatus and method for receiving data serially for use with an advanced technology attachment packet interface (atapi)OAK TECHNOLOGY INC·Filed 1999·Granted May 14, 2002·79 cites·28 claims
- 4376US6049330AMethod and apparatus for optimizing storage of compressed images in memoryOAK TECHNOLOGY INC·Filed 1997·Granted Apr 11, 2000·46 cites·9 claims
- 4476US6043681ACMOS I/O circuit with high-voltage input toleranceOAK TECHNOLOGY INC·Filed 1999·Granted Mar 28, 2000·30 cites·10 claims
- 4575US6826245B1Optimal location of a digital sync patternOAK TECHNOLOGY INC·Filed 2000·Granted Nov 30, 2004·13 cites·32 claims
- 4675US6564255B1Method and apparatus for enabling internet access with DVD bitstream contentOAK TECHNOLOGY INC·Filed 1998·Granted May 13, 2003·97 cites·20 claims
- 4775US6545707B1Video source with adaptive output to match loadOAK TECHNOLOGY INC·Filed 2000·Granted Apr 8, 2003·16 cites·10 claims
- 4874US6633933B1Controller for ATAPI mode operation and ATAPI driven universal serial bus mode operation and methods for making the sameOAK TECHNOLOGY INC·Filed 1999·Granted Oct 14, 2003·82 cites·21 claims
- 4974US6229523B1Digital versatile disc playback system with efficient modification of subpicture dataOAK TECHNOLOGY INC·Filed 1998·Granted May 8, 2001·51 cites·22 claims
- 5074US6064392AMethod and apparatus for generating non-homogenous fogOAK TECHNOLOGY INC·Filed 1998·Granted May 16, 2000·64 cites·4 claims
Showing the top 50 of 153 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when OAK TECHNOLOGY INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →