VIA Optical Solution, Inc.
20Patents
1Active
20Granted
28Portfolio score
Filing activity: Jun 5, 2002 → Sep 8, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7016284B2 | Method and related circuit for generating a wobble clock and an ATIP clock through a reference clock and a wobble signal | Physics | 11 | Expired |
| US7035176B2 | Method and device for timely outputting focusing completion signal to realize focusing condition of optical pickup head | Physics | 7 | Expired |
| US6898162B2 | Method and related apparatus for storing program code and optimized power calibration data in the same non-volatile memory | Physics | 6 | Expired |
| US6859027B2 | Device and method for measuring jitter in phase locked loops | Electricity | 5 | Expired |
| US7245687B2 | Digital phase-locked loop device for synchronizing signal and method for generating stable synchronous signal | Electricity | 4 | Expired |
| US6992954B2 | Method for determining DC level of AC signal and DC offset of the same | Physics | 4 | Expired |
| US7185269B2 | Viterbi decoding device and method for processing multi-data input into multi-data output | Electricity | 4 | Expired |
| US7716556B2 | Method for calculating an error detecting code | Physics | 3 | Active |
| US6664904B2 | Method and device for recovering RLL constrained data to be decoded | Physics | 3 | Expired |
| US6967915B2 | Method for determining a writing power of an optical disc drive through a shiftable polynomial function capable of being shifted according to a difference between a real read-back signal parameter and a target read-back signal parameter | Physics | 3 | Expired |
| US6754790B2 | Method of accessing memory of de-interleaving unit | Electricity | 2 | Expired |
| US7092323B2 | Multi-stage focus control system and method | Physics | 2 | Expired |
| US7200093B2 | Method and related apparatus for decoding information carried by wobble signals | Electricity | 2 | Expired |
| US7196998B2 | Method of determining ADIP information through counting identical bits and different bits | Electricity | 1 | Expired |
| US7026852B2 | Apparatus and method for generating wobble clock | Electricity | 1 | Expired |
| US7133338B2 | Method and related apparatus for evaluating beta-parameter according to results of read data sliced with different slicing levels while performing optimal power control of optical disk drive | Electricity | 0 | Expired |
| US7145853B2 | Method and related apparatus for evaluating beta-parameter according to write-in result of portion of write-in data with specific content while performing optimal power control of optical disk drive | Electricity | 0 | Expired |
| US6879550B2 | Tracking method in an optical storage | Physics | 0 | Expired |
| US7046602B2 | Process for computing eccentric amount of disk upon rotating | Physics | 0 | Expired |
| US7200078B2 | Method and related optical disk accessing apparatus for calibrating optical disk tilt servo system according to non-constant relation between locations and tilt angles of optical disk | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.