Inventor
LIN LIH-YUAN
US30 patents
⚠️ This page may combine multiple inventors who share the name “LIN LIH-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
22 patentsUS5960132ASep 28, 1999
Fiber-optic free-space micromachined matrix switches
AT & T CORP229 citations99
US6445485B1Sep 3, 2002
Micro-machine polarization-state controller
AT & T CORP141 citations97
US5982554ANov 9, 1999
Bridging apparatus and method for an optical crossconnect device
AT & T CORP115 citations97
US6498673B1Dec 24, 2002
Micro-machined tunable delay line
AT & T CORP72 citations96
US5878177AMar 2, 1999
Layered switch architectures for high-capacity optical transport networks
AT & T CORP95 citations94
US7095957B1Aug 22, 2006
Optical/radio local access network
AT & T CORP25 citations92
US6788898B1Sep 7, 2004
Optical/radio local access network
AT & T CORP25 citations92
US6292600B1Sep 18, 2001
Angular-precision enhancement in free-space micromachined optical switches
AT & T CORP34 citations92
US6215921B1Apr 10, 2001
Fiber-optic free-space micromachined matrix switches
AT & T CORP31 citations92
US6144781ANov 7, 2000
Symmetrical optical matrix crossconnect apparatus and method therefor
AT & T CORP36 citations92
US6243507B1Jun 5, 2001
Connection-verification in optical MEMS crossconnects via mirror-dither
AT & T CORP40 citations90
US7295777B1Nov 13, 2007
Optical/radio local access network
AT & T CORP15 citations84
US7274877B1Sep 25, 2007
Optical/radio local access network
AT & T CORP10 citations84
US6606428B2Aug 12, 2003
Angular-precision enhancement in free-space micromachined optical switches
AT & T CORP13 citations84
US6317532B1Nov 13, 2001
Method and apparatus for low loss via geometrical optimization in free-space micro-machined optical switches
AT & T CORP16 citations84
US6928244B1Aug 9, 2005
System and method of wavelength add/drop multiplexing having client configurability
AT & T CORP15 citations83
US6445846B2Sep 3, 2002
Fiber-optic free-space micromachined matrix switches
AT & T CORP7 citations74
US6337859B1Jan 8, 2002
Non-blocking crossconnect apparatus
AT & T CORP8 citations72
US6556318B1Apr 29, 2003
Method and apparatus for signal and switch monitoring in an optical cross connect
AT & T CORP11 citations71
US7010227B1Mar 7, 2006
Optical/radio local access network
AT & T CORP4 citations63
US7231147B1Jun 12, 2007
System and method of wavelength add/drop multiplexing having client configurability
AT & T CORP2 citations62
US6271958B1Aug 7, 2001
Method and apparatus for curvature-resistant micro-mirror structures to reduce light beam loss in free-space micro-machined optical switches
AT & T CORP1 citations52