Inventor · Munich, DE

Peter Krummrich

18Patents
5h-index
8Co-inventors
55Inventor score

Filing activity: Oct 1, 1999 → Jun 14, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6452722B1 Optical amplifier with automatic level control and automatic gain control Electricity 9 Expired
US7020092B1 Method for channel adjustment of transmission signal power in a wavelength division multiplexing transmission system Electricity 9 Expired
US6556341B2 Optical transmission system having cascaded raman Electricity 7 Expired
US8582932B2 Method and device for transmission of optical data between transmitter station and receiver station via of a multi-mode light wave guide Electricity 6 Active
US6621622B2 Optical amplifier and optical amplifier arrangement with reduced cross phase modulation Electricity 6 Expired
US6768579B2 Optical amplifier arrangement having a variably settable attenuator Electricity 4 Expired
US6867906B2 Multiplexer for providing non-equidistant intervals between pump wavelengths in broadband raman amplifiers Electricity 2 Expired
US6728029B2 Raman amplifier with a number of pump sources Electricity 2 Expired
US7042632B2 Raman amplifier Electricity 1 Expired
US6707598B2 Pump source with increased pump power for optical broadband Raman amplification Electricity 1 Expired
US8301025B2 Method for determining the optical signal-to-noise ratio and receiver device for an optical transmission system Electricity 1 Active
US6870665B2 Pumping source with a number of pumping lasers for the raman amplification of a WDM signal with minimized four-wave mixing Electricity 1 Expired
US6980289B2 System and method for measuring and compensating for the polarization mode dispersion of an optical signal Electricity 1 Expired
US7065296B2 Method for stabilization and reconfiguration of a transparent photonic network Electricity 0 Expired
US6937386B2 Method for transmitting additional optical signals in the s+band Electricity 0 Expired
US6972835B2 System and method for measuring and compensating for the polarization mode dispersion of an optical signal Electricity 0 Expired
US6795236B2 Cascadable optical amplifier arrangement Electricity 0 Expired
US7248398B2 Method for determining the gain spectrum of a Raman amplifier in a WDM-transmission system Electricity 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.