P

Inventor

TKACH ROBERT W

US11 patents
⚠️ This page may combine multiple inventors who share the name “TKACH ROBERT W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AT & T BELL LAB

3 patents
US5225922AJul 6, 1993

Optical transmission system equalizer

AT & T BELL LAB275 citations98
US5327516AJul 5, 1994

Optical fiber for wavelength division multiplexing

AT & T BELL LAB65 citations96
US5027435AJun 25, 1991

Optical communication systems using Fabry-Perot cavities

AT & T BELL LAB41 citations92

LUCENT TECHNOLOGIES INC

2 patents
US5559920ASep 24, 1996

Dispersion compensation in optical fiber communications

LUCENT TECHNOLOGIES INC97 citations96
US5587830ADec 24, 1996

High capacity optical fiber network

LUCENT TECHNOLOGIES INC37 citations95

AT & T CORP

2 patents
US5546210AAug 13, 1996

Multi-channel optical fiber communication system

AT & T CORP73 citations95
US5420868AMay 30, 1995

Suppression of brillouin scattering in lightwave transmission system

AT & T CORP81 citations95

AMERICAN TELEPHONE & TELEGRAPH

2 patents
US4908833AMar 13, 1990

Distributed feedback laser for frequency modulated communication systems

AMERICAN TELEPHONE & TELEGRAPH33 citations92
US4905253AFeb 27, 1990

Distributed Bragg reflector laser for frequency modulated communication systems

AMERICAN TELEPHONE & TELEGRAPH30 citations92

LIU XIANG

2 patents
US8594515B2Nov 26, 2013

Digital phase conjugation for fiber-optic links

LIU XIANG7 citations83
US9300400B2Mar 29, 2016

Communication through multiplexed one-dimensional optical signals

LIU XIANG5 citations73