Inventor
Brian Harry Marcus
Inventor
Los Altos, CA, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer40%
H03MCoding40%
H04LTransmission of digital information, e.g. telegraphic communication15%
G11CStatic stores5%
PatentTitleYear
7,116,736'Method, system, and program for synchronization and resynchronization of a data stream'20067,113,555'Data channel with joint data estimation and timing recovery'20066,985,320'Method and apparatus for encoding data to guarantee isolated transitions in a magnetic recording system'20066,768,603'Precompensation technique and MTR code for high data rate recording'20046,708,308'Soft output viterbi algorithm (SOVA) with error filters'20046,430,713'System and method for constructing low complexity block coders'20026,141,783'Error propagation limiting encoder/decoder for multilevel decision feedback equalization'20006,016,330'Encoding and detection of balanced codes'20005,969,649'Run length limited encoding/decoding with robust resync'19995,946,354'Hard disk drive read channel with half speed timing'19995,907,581'Two-dimensional low-pass filtering code apparatus and method'19994,786,890'Method and apparatus for implementing a PRML code'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2006Patents assigned to IBM (12)· patent assignee history
1988Based in Sunnyvale, CA, US· patent location history
1999–2006Based in Los Altos, CA, US· patent location history
2006Based in Vancouver, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 12 | 1988–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Los Altos, California, US | 10 | 1999–2006 |
| Vancouver, CA | 1 | 2006 |
| Sunnyvale, California, US | 1 | 1988 |