Prof. Thomas Schneider Profile

Prof. Thomas Schneider

Lecturer at Technische Univ Braunschweig

SPIE Involvement:

Author

Publications (28)

Proceedings Article | 18 June 2024 Presentation + Paper

Presentation + Paper

Comb flatness dependence for orthogonally sampled high bandwidth signals

Souvaraj De, Janosch Meier, Younus Mandalawi, Karanveer Singh, Abhinand Venugopalan, Deepanshu Yadav, Ranjan Das, Nora Meyne, Kai Baaske, Thomas Kleine-Ostmann, Thomas Schneider

Proceedings Volume 12994, 1299407 (2024) https://doi.org/10.1117/12.3016964

KEYWORDS: Signal detection, Frequency combs, Signal processing, Analog to digital converters, Optical filters, Tunable filters, Modulators, Electronic filtering, Detection theory, Signal filtering

Read Abstract +

Proceedings Article | 18 June 2024 Poster + Paper

Poster + Paper

Photonics-assisted high-bandwidth, high spectral efficiency signal aggregation from low-bandwidth components and lower spectral efficient signals

Mohamed Hosni, Younus Mandalawi, Janosch Meier, Karanveer Singh, Paulomi Mandal, Ahmed Elghandour, Thomas Schneider

Proceedings Volume 13012, 130120P (2024) https://doi.org/10.1117/12.3016143

KEYWORDS: Signal generators, Modulation, Phase shifts, Photonics, Sampling rates, Relative intensity noise, Analog electronics, Tunable filters, Signal processing, Receivers

Read Abstract +

Proceedings Article | 31 May 2023 Presentation + Paper

Presentation + Paper

Thermal insulation of silicon ring modulators in densely-packed photonic integrated circuits

Souvaraj De, Ranjan Das, Karanveer Singh, Younus Mandalawi, Thomas Kleine-Ostmann, Thomas Schneider

Proceedings Volume 12575, 125750C (2023) https://doi.org/10.1117/12.2665595

KEYWORDS: Silicon, Waveguides, Design and modelling, Crosstalk, Photonic integrated circuits, Phase shifts, Signal processing, Silicon photonics, Integrated photonics, Doping

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Emulation of integrated high-bandwidth photonic AWG using low-speed electronics

Karanveer Singh, Janosch Meier, Christian Kress, Arijit Misra, Tobias Schwabe, Stefan Preußler, J. Christoph Scheytt, Thomas Schneider

Proceedings Volume 12028, 1202808 (2022) https://doi.org/10.1117/12.2609416

KEYWORDS: Modulators, Silicon, Signal generators, Electronics, Telecommunications, Frequency combs, Fourier transforms, Superposition, Convolution

Read Abstract +

Proceedings Article | 4 March 2022 Presentation + Paper

Presentation + Paper

Analysis of the effect of jitter and non-idealities on photonic digital-to-analog converters based on Nyquist pulses

Karanveer Singh, Christian Kress, Younus Mandalawi, Arijit Misra, Stefan Preußler, J. Christoph Scheytt, Thomas Schneider

Proceedings Volume 12028, 1202809 (2022) https://doi.org/10.1117/12.2609501

KEYWORDS: Signal generators, Modulators, Analog electronics, Oscillators, Signal to noise ratio, Telecommunications, Interference (communication), Error analysis

Read Abstract +

Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

Simplified 3 channel PAM4 Nyquist TDM transmitter

Stefan Preussler, Arijit Misra, Karanveer Singh, Janosch Meier, Thomas Schneider

Proceedings Volume 11713, 117130E (2021) https://doi.org/10.1117/12.2576876

KEYWORDS: Transmitters, Time division multiplexing, Modulation, Nyquist pulse, Modulators, Data centers, Silicon photonics, Phase shifts, Optical signal processing, Optical multiplexing

Read Abstract +

Proceedings Article | 5 March 2021 Poster + Presentation + Paper

Poster + Presentation + Paper

Sampling of a periodic pulse train by a modulator in a ring resonator

Janosch Meier, Arijit Misra, Stefan Preußler, Thomas Schneider

Proceedings Volume 11713, 117130P (2021) https://doi.org/10.1117/12.2577730

KEYWORDS: Modulators, Resonators, Optical signal processing

Read Abstract +

Proceedings Article | 2 March 2020 Presentation + Paper

Presentation + Paper

Investigation on the excess noise in Brillouin optical time domain analysis due to stimulated Brillouin scattering

Jaffar Emad Kadum, Cheng Feng, Thomas Schneider

Proceedings Volume 11279, 112791W (2020) https://doi.org/10.1117/12.2543518

KEYWORDS: Signal to noise ratio, Spatial resolution, Scattering, Acoustics, Interference (communication), Sensors, Fiber Bragg gratings, Time metrology, Laser scattering, Polarization

Read Abstract +

Proceedings Article | 2 March 2020 Presentation + Paper

Presentation + Paper

Simultaneous enhancement of dynamic range and sensitivity in slope-assisted Brillouin optical time-domain analyzers via gain spectrum engineering

Cheng Feng, Xin Lu, Thomas Schneider

Proceedings Volume 11279, 112791C (2020) https://doi.org/10.1117/12.2542498

KEYWORDS: Sensors, Scattering

Read Abstract +

Proceedings Article | 25 February 2020 Presentation + Paper

Presentation + Paper

Dispersion engineering in distributed Brillouin dynamic sensing with spectrum engineering

Thomas Schneider, Cheng Feng

Proceedings Volume 11296, 112962S (2020) https://doi.org/10.1117/12.2552688

KEYWORDS: Sensors, Signal to noise ratio, Modulation, Dispersion, Phase modulation, Modulators, Continuous wave operation, Error analysis, Phase shift keying, Scattering

Read Abstract +

Proceedings Article | 25 February 2020 Paper

Paper

Integrated high-resolution and broad-bandwidth optical spectrum analyzer

Arijit Misra, Stefan Preußler, Linjie Zhou, Thomas Schneider

Proceedings Volume 11283, 112831V (2020) https://doi.org/10.1117/12.2543390

KEYWORDS: Spectrum analysis, Resonators, Optical filters, Integrated optics, Microrings, Demultiplexers, Waveguides, Optical amplifiers, Wavelength division multiplexing, Spectrometers

Read Abstract +

Proceedings Article | 31 January 2020 Paper

Paper

Integrated Nyquist transmitter for data rates up to 100 Gbps

Stefan Preussler, Hanjo Rhee, Thomas Schneider

Proceedings Volume 11309, 113090C (2020) https://doi.org/10.1117/12.2544158

KEYWORDS: Modulation, Modulators, Data centers, Frequency combs, Receivers, Multiplexing, Transmitters, Integrated optics, Transceivers, Signal detection

Read Abstract +

Proceedings Article | 28 August 2019 Paper

Paper

Measurement accuracy enhancement of distributed Brillouin sensors based on gain spectrum engineering

Cheng Feng, Xin Lu, Stefan Preussler, Thomas Schneider

Proceedings Volume 11199, 111991S (2019) https://doi.org/10.1117/12.2538900

KEYWORDS: Error analysis, Sensors, Signal to noise ratio, Optical amplifiers, Signal processing, Scattering, Analytical research

Read Abstract +

Proceedings Article | 28 August 2019 Paper

Paper

Improvement of the measurement accuracy of distributed Brillouin sensing via radio frequency filtering

Jaffar Emad Kadum, Cheng Feng, Stefan Preussler, Thomas Schneider

Proceedings Volume 11199, 111991R (2019) https://doi.org/10.1117/12.2538791

KEYWORDS: Signal detection, Electronic filtering, Linear filtering, Signal to noise ratio, Sensors, Radio optics, Interference (communication), Fiber Bragg gratings, Denoising

Read Abstract +

Proceedings Article | 28 August 2019 Paper

Paper

Investigation on the working point of slope-assisted dynamic Brillouin distributed fiber sensing

Cheng Feng, Jon Mariñelarena, Thomas Schneider

Proceedings Volume 11199, 111991V (2019) https://doi.org/10.1117/12.2539696

KEYWORDS: Error analysis, Scattering, Photonics, Fiber optics sensors

Read Abstract +

Proceedings Article | 4 March 2019 Paper

Paper

Dispersionless time-lens with an integrated silicon nitride ring resonator

Arijit Misra, Stefan Preußler, Linjie Zhou, Thomas Schneider

Proceedings Volume 10921, 109211O (2019) https://doi.org/10.1117/12.2506793

KEYWORDS: Modulators, Resonators, Dispersion, Silicon, Microrings, Signal processing, Transient nonlinear optics, Time-frequency analysis, Frequency combs, Integrated optics

Read Abstract +

Proceedings Article | 1 March 2019 Paper

Paper

Photonically synchronized radar for advanced driver assistance systems

Stefan Preussler, Fabian Schwartau, Joerg Schoebel, Thomas Schneider

Proceedings Volume 10917, 109170A (2019) https://doi.org/10.1117/12.2508405

KEYWORDS: Radar, Sensors, Spatial resolution, Modulators, Advanced radar, Microwave photonics, Integrated photonics

Read Abstract +

Proceedings Article | 1 March 2019 Paper

Paper

Dispersion measurement via a microwave photonic notch filter based on stimulated Brillouin scattering

Cheng Feng, Stefan Preussler, Thomas Schneider

Proceedings Volume 10917, 109171Z (2019) https://doi.org/10.1117/12.2506377

KEYWORDS: Microwave photonic filters, Dispersion, Microwave photonics, Scattering, Single mode fibers

Read Abstract +

Proceedings Article | 1 February 2019 Paper

Paper

Optical convolution with a rectangular frequency comb for almost ideal sampling

Janosch Meier, Arijit Misra, Stefan Preußler, Thomas Schneider

Proceedings Volume 10947, 109470I (2019) https://doi.org/10.1117/12.2507806

KEYWORDS: Modulators, Frequency combs, Radio optics, Convolution, Modulation, Analog electronics, Integrated optics

Read Abstract +

Proceedings Article | 22 February 2018 Paper

Paper

Dispersion engineering with stimulated Brillouin scattering and applications

Thomas Schneider, Cheng Feng, Stefan Preussler

Proceedings Volume 10548, 105480U (2018) https://doi.org/10.1117/12.2299175

KEYWORDS: Dispersion, Signal to noise ratio, Optical filters, Tunable filters, Scattering, Microwave photonic filters, Optical storage, Microwave photonics

Read Abstract +

Proceedings Article | 20 February 2017 Paper

Paper

All-optical sampling without optical source

Thomas Schneider, Stefan Preussler

Proceedings Volume 10119, 101191Q (2017) https://doi.org/10.1117/12.2261158

KEYWORDS: Signal generators, Nonlinear optics, Mode locking, Modulators, Frequency combs, Convolution, Distortion, Digital signal processing, Radio optics

Read Abstract +

Proceedings Article | 20 February 2017 Paper

Paper

Analytical model for the analysis of the electromagnetic field in grating couplers

Ali Dorostkar, Soheil Mehrabkhani, Julia Boeke, Kambiz Jamshidi, Thomas Schneider

Proceedings Volume 10108, 101080W (2017) https://doi.org/10.1117/12.2250522

KEYWORDS: Analytical research, Electromagnetism, Refractive index, Testing and analysis, Silicon, Diffraction gratings, Waveguides, Silicon photonics, Photonic integrated circuits, Signal attenuation, Diffraction, Antennas

Read Abstract +

Proceedings Article | 7 March 2016 Paper

Paper

Ultra-high resolution spectroscopy of optical frequency combs

Thomas Schneider, Stefan Preußler

Proceedings Volume 9763, 97630F (2016) https://doi.org/10.1117/12.2220224

KEYWORDS: Spectroscopy, Frequency combs, Polarization, Heterodyning, Photodiodes, Optical resolution, Oscillators, Fiber lasers, Laser stabilization, Optical spectroscopy

Read Abstract +

SPIE Journal Paper | 12 October 2015 Open Access

Open Access

Stimulated Brillouin scattering gain bandwidth reduction and applications in microwave photonics and optical signal processing

Stefan Preussler, Thomas Schneider

OE, Vol. 55, Issue 03, 031110, (October 2015) https://doi.org/10.1117/12.10.1117/1.OE.55.3.031110

KEYWORDS: Signal processing, Scattering, Optical fibers, Optical filters, Filtering (signal processing), Frequency combs, Microwave radiation, Microwave photonics, Modulation, Optical signal processing

Read Abstract +

Proceedings Article | 10 March 2015 Paper

Paper

Fiber-laser frequency combs for the generation of tunable single-frequency laser lines, mm- and THz-waves and sinc-shaped Nyquist pulses

Thomas Schneider

Proceedings Volume 9378, 937822 (2015) https://doi.org/10.1117/12.2086828

KEYWORDS: Frequency combs, Polarization, Terahertz radiation, Modulation, Optical filters, Modulators, Picosecond phenomena, Wave propagation, Tunable lasers, Fiber lasers

Read Abstract +

SPIE Journal Paper | 25 August 2014

Broadening-free stimulated Brillouin scattering-based slow and fast light in optical fibers

Thomas Schneider, Andrzej Wiatrek

OE, Vol. 53, Issue 10, 102710, (August 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.10.102710

KEYWORDS: Slow light, Distortion, Signal attenuation, Scattering, Superposition, Optical fibers, Light scattering, Optical amplifiers, Optical engineering, Telecommunications

Read Abstract +

Proceedings Article | 21 February 2014 Paper

Paper

Broadening-free SBS-based slow and fast light in optical fibers

Thomas Schneider, Andrzej Wiatrek

Proceedings Volume 8998, 89980X (2014) https://doi.org/10.1117/12.2047573

KEYWORDS: Slow light, Distortion, Optical amplifiers, Signal attenuation, Optical fibers, Scattering, Superposition, Telecommunications, Nonlinear optics, Standards development

Read Abstract +

Proceedings Article | 6 March 2013 Paper

Paper

Tunable storage of optical data packets modulated in spectrally efficient formats

Thomas Schneider

Proceedings Volume 8636, 86361H (2013) https://doi.org/10.1117/12.2010004

KEYWORDS: Modulation, Phase shift keying, Modulators, Optical storage, Data storage, Optical fibers, Telecommunications, Phase modulation, Slow light, Amplitude shift keying

Read Abstract +

Showing 5 of 28 publications

SIGN IN TO:

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Advertisement

Advertisement