Inventor
BUCHAN WILLIAM A
US13 patents
⚠️ This page may combine multiple inventors who share the name “BUCHAN WILLIAM A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARCHIVE CORP
6 patentsUS5006819AApr 9, 1991
Track and hold phase locked loop circuit
ARCHIVE CORP66 citations94
US4644420AFeb 17, 1987
Circuit and methodology for reading and tracking binary data from magnetic tape independently of the data pattern on the tape
ARCHIVE CORP39 citations92
US4466027AAug 14, 1984
Digital tape erasure conditioning system
ARCHIVE CORP27 citations92
US5255130AOct 19, 1993
Adjustable write equalization for tape drives
ARCHIVE CORP23 citations89
US5001580AMar 19, 1991
Method to compensate for tape slope and head azimuth errors
ARCHIVE CORP17 citations72
US5267096ANov 30, 1993
Adjustable write equalization for tape drives
ARCHIVE CORP15 citations70
BASF AG
5 patentsUS3959815AMay 25, 1976
Arrangements for time base error compensation
BASF AG23 citations78
US3947873AMar 30, 1976
Method and circuit for detecting and compensating for drop-out and distortion of frequency modulated video signals
BASF AG17 citations73
US4090215AMay 16, 1978
Electronic time base error correction methods and arrangements
BASF AG19 citations69
US4123773AOct 31, 1978
Servo arrangement for the recording tape drive in broadband signal reproducing systems
BASF AG5 citations60
US4082237AApr 4, 1978
Safety picker for magnetic tape leader
BASF AG0 citations51