Inventor
ZENG KE-CAI
US17 patents
⚠️ This page may combine multiple inventors who share the name “ZENG KE-CAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNRISE TELECOM INC
9 patentsUS7340127B1Mar 4, 2008
Full-band optical spectrum analyzer and method
SUNRISE TELECOM INC7 citations73
US7595888B2Sep 29, 2009
Full-band optical spectrum analyzer and method
SUNRISE TELECOM INC2 citations62
US7499182B2Mar 3, 2009
Optical signal measurement system
SUNRISE TELECOM INC3 citations62
US7589840B2Sep 15, 2009
Broad- and inter-band multi-wavelength-reference method and apparatus for wavelength measurement or monitoring systems
SUNRISE TELECOM INC6 citations61
US6707587B1Mar 16, 2004
Method and apparatus for providing tunable second-order polarization mode dispersion with constant mean first-order differential group delay
SUNRISE TELECOM INC4 citations61
US7409115B2Aug 5, 2008
Method and apparatus for spectrum deconvultion and reshaping
SUNRISE TELECOM INC1 citations51
US7366414B2Apr 29, 2008
Method and apparatus utilizing tunable differential group delay
SUNRISE TELECOM INC0 citations51
US7113666B2Sep 26, 2006
Method and apparatus for spectrum deconvolution and reshaping
SUNRISE TELECOM INC1 citations51
US6928201B2Aug 9, 2005
Method and apparatus for providing controllable second-order polarization mode dispersion
SUNRISE TELECOM INC0 citations40
ZENG KE-CAI
3 patentsUS8711096B1Apr 29, 2014
Dual protocol input device
ZENG KE-CAI7 citations79
US9098144B1Aug 4, 2015
Adaptive ambient light auto-movement blocking in optical navigation modules
ZENG KE-CAI2 citations60
US8314774B1Nov 20, 2012
Method and apparatus for quasi-3D tracking using 2D optical motion sensors
ZENG KE-CAI4 citations60