Inventor

SCHEMMANN MARCEL F

NL74 patents

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

SCHEMMANN MARCEL F

ARRIS ENTPR INC

Optical combiner energy harvesting

Systems and methods for reducing frequency spectrum losses in a bidirectional communication system

Systems and methods for optical modulation index calibration in a CATV network

Active optical combiner for CATV network

Systems and methods for clip prevention in a CATV network

Systems and methods for burst detection in a CATV network

Pilot tone for amplifier bias point

Seamless bandwidth growth with RFoG

Fiber-optic node with forward data content driven power consumption

Smart receivers and transmitters for CATV networks

Upstream interference eliminating transmission of digital baseband signal in an optical network

Optical and RF techniques for aggregation of photo diode arrays

Echo cancellation in a bidirectional communication system for out of band signaling to a user device

Mitigating noise and OBI in RFoG networks

N-input receiver: RFoG OBI mitigation with retransmission

ARRIS ENTPR LLC

Stimulated Brillouin scattering (SBS) suppression in an optical communications system

Multiple upstream split support in a fiber-deep HFC network

Systems and methods for optical modulation index calibration in a CATV network

Multiple upstream split support in a fiber-deep HFC network

Full duplex bidirectional transmission on coaxial cable in CATV network

Fiber-optic node with forward data content driven power consumption

Distributed optical combining: OBI free, power free

Systems and methods for optical modulation index calibration in a CATV network

Digital optical transmitter for digitized narrowcast signals

Amplifier with digital linearization and multiple output stages

N-input receiver: RFoG OBI mitigation with retransmission

Echo cancellation in a bidirectional communication system for out of band signaling to a user device

Systems and methods for optical modulation index calibration in a CATV network

SCHEMMANN MARCEL F

Optical transmitter with multiple isolated inputs and signal combining network

Broadband linearizer with combined second and third order generation with adjustable tilt

Optimized QAM transmission

Bias point control circuit for externally modulated transmitter

Flow control in a network device

Wavelength distribution for optical transport

BROADBAND ROYALTY CORP

Amplifier composite triple beat (CTB) reduction by phase filtering

Optical communication with predistortion to compensate for odd order distortion in modulation and travel

Amplifier composite triple beat (CTB) reduction by phase filtering

MUTALIK VENKATESH G

Burst mode node

Reducing four wave mixing ingress

FOCE TECH INTERNATIONAL BV

Pressure sensor utilizing Bragg grating with single mode fiber

Optical platelet counter method

PAINCHAUD DEAN

Predistortion using FPGA

MUTALIK VENK

Mitigating noise and OBI in RFoG networks

ARRIS SOLUTIONS INC

Externally modulated optical transmitter with chirp control

BROADBAND ROYALTY

Optical communication with pre-compensation for odd order distortion in modulation and transmission

FOCE TECH INT BV

Optical platelet counter method

KONINKL PHILIPS ELECTRONICS NV

Pre-shaping laser modulation signals to increase modulation index

CHIAPPETTA JOSEPH F

Optical receiver with automatic distortion cancellation

WOLFF PETER

Electrical add/drop multiplexer with pass through port related applications

ARRIS GROUP INC

Anti-parallel PI PIN attenuator structure with improved CSO performance