Inventor · Rochester, MN, US

James W. Rae

20Patents
12h-index
29Co-inventors
81Inventor score

Filing activity: Mar 25, 1976 → Jun 21, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6816328B2 Pseudo-synchronous interpolated timing recovery for a sampled amplitude read channel Physics 70 Expired
US4970609A Clocking method and apparatus for use with partial response coded binary data Electricity 66 Expired
US6594094B2 Read/write channel Physics 61 Expired
US5121263A Method and apparatus for determining the error rate of magnetic recording disk drives having a amplitude sampling data detection Physics 59 Expired
US5327440A Viterbi trellis coding methods and apparatus for a direct access storage device Electricity 47 Expired
US5280489A Time-varying Viterbi detector for control of error event length Electricity 39 Expired
US6587292B1 Magneto-resistive asymmetry compensation loop Physics 33 Expired
US5796358A Methods and structure for combined analog and digital automatic gain control in sampled-data receivers Electricity 28 Expired
US5537424A Matched spectral null codes with partitioned systolic trellis structures Electricity 28 Expired
US4042883A Automatic noise limiter Electricity 18 Expired
US6636372B1 Accumulating read channel performance data Physics 12 Expired
US6731443B2 Total error multiplier for optimizing read/write channel Physics 12 Expired
US6661590B2 Efficient analog front end for a read/write channel of a hard disk drive running from a highly regulated power supply Physics 12 Expired
US6771442B2 Off-track interference emulator Physics 9 Expired
US6788482B2 Method and apparatus for Viterbi detector state metric re-normalization Electricity 5 Expired
US4203073A Radio receiver blanker gate Electricity 4 Expired
US7743314B2 Method and apparatus for a data-dependent noise predictive viterbi Physics 3 Active
US6408419B1 Trellis code for extended partial response maximum likelihood (EPRML) channel Electricity 3 Expired
US8015477B2 Method and apparatus for a data-dependent noise predictive viterbi Physics 2 Active
US6809894B2 Method and apparatus for handling end of data processing in a data storage device Physics 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.