Inventor
JOHNSON KEITH O
US14 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON KEITH O”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PACIFIC MICROSONICS INC
8 patentsUS5872531AFeb 16, 1999
Signal encode/decode system
PACIFIC MICROSONICS INC109 citations98
US5479168ADec 26, 1995
Compatible signal encode/decode system
PACIFIC MICROSONICS INC208 citations98
US5864311AJan 26, 1999
Systems for enhancing frequency bandwidth
PACIFIC MICROSONICS INC38 citations95
US5808574ASep 15, 1998
Systems for achieving enhanced frequency resolution
PACIFIC MICROSONICS INC60 citations95
US5640161AJun 17, 1997
Silent data conversion system with sampling during electrical silence
PACIFIC MICROSONICS INC37 citations95
US5854600ADec 29, 1998
Hidden side code channels
PACIFIC MICROSONICS INC18 citations92
US5838274ANov 17, 1998
Systems for achieving enhanced amplitude resolution
PACIFIC MICROSONICS INC24 citations92
US5638074AJun 10, 1997
Method and apparatus for slew limiting
PACIFIC MICROSONICS INC12 citations81