Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Francis Lum is active.

Publication


Featured researches published by Francis Lum.


Archive | 1981

Data record with pre-recorded transducer positioning signals, and system for utilizing same

Marlin K. Klumpp; Joseph H. Mueller; Francis Lum; Samuel Nelson Irwin


Archive | 1984

Method and apparatus for pre-recording tracking information on magnetic media

John Michael Chambors; Francis Lum


Archive | 1981

Method for controlling a disc head

Francis Lum; Bruce Graham; Samuel Nelson Irwin; Juan F. Velazquez


Archive | 1985

Method and apparatus for positioning transducers by digital conversion of analog-type signals

Francis Lum; Edmund Louis Sokolik


Archive | 1984

Miniaturized cartridge-type tape drive for data processors

Samuel Nelson Irwin; Francis Lum; Michael Loren Bolt; Steven Edward Henke; Edmund Louis Sokolik; John Michael Chambors


Archive | 1985

Method of pre-recording tracking information on magnetic media

John Michael Chambors; Francis Lum


Archive | 1983

Method of positioning a transducer over a disc

Francis Lum; Bruce Graham; Samuel Nelson Irwin; Juan F. Velazquez


Archive | 1980

Combined disc and tape drive

Samuel Nelson Irwin; Otto R. Butsch; Francis Lum; Juan F. Velazquez


Archive | 1980

Integrated disc and tape recorder drive unit

Samuel Nelson Irwin; Otto R. Butsch; Francis Lum; Juan F. Velazquez


Archive | 1985

Cartridge tape drive with improved head-positioner means

Samuel Nelson Irwin; Francis Lum; Michael Loren Bolt; Steven Edward Henke; Edmund Louis Sokolik; John Michael Chambors

Collaboration


Dive into the Francis Lum's collaboration.

Top Co-Authors

Avatar
Top Co-Authors

Avatar
Top Co-Authors

Avatar
Researchain Logo
Decentralizing Knowledge