Terahertz Waveform Synthesis and Analysis Using Hybrid Photonic-Electronic Circuits

3D-Printed Optical Elements for Coupling of VCSEL and Photodiode Arrays to Multi-Core Fibers in an SFP Transceiver Assembly

Autorzy: Pascal Maier, Yilin Xu, Matthias Lauermann, Alexandra Henniger-Ludwig, Hermann Kapim, Mareike Trappen, Torben Kind, Achim Weber, Matthias Blaicher, Philipp-Immanuel Dietrich, Clemens Wurster, Sebastian Randel, Wolfgang Freude, and Christian Koos
Opublikowane w: Optical Fiber Communication Conference (OFC) 2022, San Diego, CA, USA, 2022, Strona(/y) Art.-Nr.: W2A.1, ISBN 978-1-55752-466-9
Wydawca: Optica Publishing Group (OSA)
DOI: 10.1364/ofc.2022.w2a.1

Photonic-Electronic Ultra-Broadband Signal Processing: Concepts, Devices, and Applications

Autorzy: Koos, C.; Randel, S.; Freude, W.; Zwick, T.; Scheytt, J.C.; Witzens, J.; Walther, M.; Harter, T.; Ummethala, S.; Kieninger, C.; Zwickel, H.; Marin-Palomo, P.; Muehlbrandt, S.; Füllner, C.; Schaefer, S.; Gudyriev, S.; Zazzi, A.; Müller, J.; Tessmann, A.
Opublikowane w: 2020 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS’20), Numer November 16-19, 2020, 2020, Strona(/y) paper 4a.1
Wydawca: IEEE
DOI: 10.5445/ir/1000129764

InP/Silicon Hybrid External-Cavity Lasers (ECL) Using Photonic Wirebonds as Coupling Elements

Autorzy: Yilin Xu, Pascal Maier, Matthias Blaicher, Philipp-Immanuel Dietrich, Pablo Marin-Palomo, Wladislaw Hartmann, Muhammad Rodlin Billah, Ute Troppenz, Martin Möhrle, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optical Fiber Communication Conference (OFC) 2020, 2020, Strona(/y) M4H.6, ISBN 978-1-943580-71-2
Wydawca: OSA
DOI: 10.1364/ofc.2020.m4h.6

Thermally Stable Silicon-Organic Hybrid (SOH) Mach-Zehnder Modulator for 140 GBd PAM4 transmission with Sub-1 V Drive Signals

Autorzy: C. Eschenbaum, A. Mertens, C. Füllner, A. Kuzmin, A. Schwarzenberger, A. Kotz, G. Ramann, M. Chen, J. Drisko, B. Johnson, J. Zyskind, J. Marcelli, M. Lebby, W. Freude, S. Randel, and C. Koos
Opublikowane w: 2022, ISBN 978-1-957171-15-9
Wydawca: IEEE

Photonic-Eletronic Arbitrary Waveform Generation up to 100 GHz Using Active Phase Stabilization

Autorzy: C. Füllner, A. Sherifaj, T. Henauer, D. Fang, D. Drayss, T. Harter, T. Z. Gutema, W. Freude, S. Randel, and C. Koos
Opublikowane w: 2022, ISBN 978-1-957171-05-0
Wydawca: IEEE
DOI: 10.1364/cleo_si.2022.sth5m.3

Slice-Less Optical Arbitrary Waveform Measurement (OAWM) in a Bandwidth of More Than 600 GHz

Autorzy: Daniel Drayss, Dengyang Fang, Christoph Füllner, Grigorii Likhachev, Thomas Henauer, Yung Chen, Huanfa Peng, Pablo Marin-Palomo, Thomas Zwick, Wolfgang Freude, Tobias J. Kippenberg, Sebastian Randel, and Christian Koos
Opublikowane w: Optical FibOptical Fiber Communication Conference (OFC) 2022, S. Matsuo, D. Plant, J. Shan Wey, C. Fludger, R. Ryf, and D. Simeonidou, eds., Technical Digest Series (Optica Publishing Group, 2022), 2022, Strona(/y) paper M2I.1., ISBN 978-1-55752-466-9
Wydawca: Institute of Electrical and Electronics Engineers (IEEE)
DOI: 10.1364/ofc.2022.m2i.1

Cryogenic Operation of a Silicon-Organic Hybrid (SOH) Modulator at 50 Gbps and 4 K Ambient Temperature

Autorzy: Schwarzenberger, A., Kuzmin, A., Eschenbaum, C., Füllner, C., Mertens, A., Johnson, L. E., Elder, D.L., Randel, S., Freude, W., Koos, C.
Opublikowane w: 2022
Wydawca: European Conference on Optical Communication

Slice-Less Optical Arbitrary Waveform Measurement (OAWM) on a Silicon Photonic Chip

Autorzy: Daniel Drayss, Dengyang Fang, Christoph Füllner, Artem Kuzmin, Wolfgang Freude, Sebastian Randel, and Christian Koos
Opublikowane w: 2022, ISBN 978-1-957171-15-9
Wydawca: IEEE

320 GHz Analog-to-Digital Converter Exploiting Kerr Soliton Combs and Photonic-Electronic Spectral Stitching

Autorzy: Fang, D.; Drayss, D.; Lihachev, G.; Marin-Palomo, P.; Peng, H.; Fullner, C.; Kuzmin, A.; Liu, J.; Wang, R.; Snigirev, V.; Lukashchuk, A.; Zhang, M.; Kharel, P.; Witzens, J.; Scheytt, C.; Freude, W.; Randel, S.; Kippenberg, T. J.; Koos, C.
Opublikowane w: 2021 European Conference on Optical Communication (ECOC), 2021, Strona(/y) pp. 1-4, ISBN 978-1-6654-3868-1
Wydawca: Institute of Electrical and Electronics Engineers (IEEE)
DOI: 10.1109/ecoc52684.2021.9606090

Horizontal-Slot Plasmonic-Organic Hybrid (POH) Modulator

Autorzy: Sandeep Ummethala, Venkata Anirudh Pammi, Ahsan H. M. Uddin, Lothar Hahn, Wolfgang Freude, Christian Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2020, Strona(/y) SM2J.4, ISBN 978-1-943580-76-7
Wydawca: OSA
DOI: 10.1364/cleo_si.2020.sm2j.4

200 GBd 16QAM Signals Synthesized by an Actively Phase-Stabilized Optical Arbitrary Waveform Generator (OAWG)

Autorzy: Henauer, Thomas; Sherifaj, Alban; Füllner, Christoph; Freude, Wolfgang; Randel, Sebastian; Zwick, Thomas; Koos, Christian
Opublikowane w: Optical Fiber Communication Conference (OFC) 2022, San Diego, CA, USA, 2022, Strona(/y) Art.-Nr.: M2I.2, ISBN 978-1-55752-466-9
Wydawca: Optica Publishing Group (OSA)
DOI: 10.1364/ofc.2022.m2i.2

AFM engine with optical actuation and readout printed on the facet of a multi-core fiber

Autorzy: Mareike Trappen, Philipp-Immanuel Dietrich, Pascal Burger, Matthias Blaicher, Gerald Goring, Thomas Schimmel, Wolfgang Freude, Hendrik Holscher, Christian Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2020, Strona(/y) SM2N.7, ISBN 978-1-943580-76-7
Wydawca: OSA
DOI: 10.1364/cleo_si.2020.sm2n.7

Ultra-Broadband Electrical Signal Generation and IM/DD Transmission of QAM Signals at Symbol Rates Up to 90 GBd

Autorzy: C. Füllner; D. Fang; P. Matalla; W. Freude; C. Koos; S. Randel
Opublikowane w: European Conference on Optical Communication (ECOC 2021), Bordeaux, France, 2021, Strona(/y) 1-4, ISBN 978-1-66543-868-1
Wydawca: Institute of Electrical and Electronics Engineers (IEEE)
DOI: 10.1109/ecoc52684.2021.9605833

Mode-locked laser timing jitter limitation in optically enabled, spectrally sliced ADCs

Autorzy: Zazzi, A.; Fang, Dengyang; Müller, J.; Scheytt, J. C.; Gudyriev, S.; Koos, Christian; Marin-Palomo, Pablo; Witzens, J.
Opublikowane w: 21th ITG-Symposium on Photonic Networks (2020), Online, 2020, Strona(/y) 114-118, ISBN 978-3-8007-5423-6
Wydawca: VDE Verlag
DOI: 10.5445/ir/1000130375

Optical Arbitrary Waveform Measurement (OAWM) on the Silicon Photonic Platform

Autorzy: Fang, D.; Zazzi, A.; Mueller, J.; Drayss, D.; Fuellner, C.; Marin-Palomo, P.; Mashayekh, A. T.; Das, A. D.; Weizel, M.; Gudyriev, S.; Freude, W.; Randel, S.; Scheytt, J. C.; Witzens, J.; Koos, C.
Opublikowane w: Optical Fiber Communication Conference (OFC'21), San Diego (CA), USA, June 6 – 11, 2021, Numer June 6-11, 2021, 2021, Strona(/y) F2E.G
Wydawca: The Optical Society of America (OSA)

SOH Mach-Zehnder Modulators for 100 GBd PAM4 Signaling With Sub-1 dB Phase-Shifter Loss

Autorzy: Kieninger, C.; Fuellner, C.; Zwickel, H.; Kutuvantavida, Y.; Kemal, J. N.; Eschenbaum, C.; Freude, W.; Randel, S.; Koos, C.
Opublikowane w: Optical Fiber Communication Conference (OFC'20), San Diego (CA), USA, Numer 8.03.–12.03.2020, 2020, Strona(/y) paper Th3C.3
Wydawca: OFC
DOI: 10.5445/ir/1000083036

3D-Printed Facet-Attached Optical Elements for Beam Shaping in Solid-State Phased Arrays

Autorzy: Stefan Singer, Yilin Xu, Sebastian Tobias Skacel, Heiner Zwickel, Pascal Maier, Philipp-Immanuel Dietrich, Mathias Kaschel, Christoph Menzel, Sebastian Randel, Wolfgang Freude, and Christian Koos
Opublikowane w: 2022, ISBN 978-1-957171-05-0
Wydawca: Optica Publishing Group (OSA)
DOI: 10.1364/cleo_si.2022.sm4p.5

Opto-Electronic Terahertz Transceivers for Wireless 5G Backhaul

Autorzy: Randel, S.; Harter, T.; Fuellner, C.; Ummethala, S.; Koos, C.; Freude, W.
Opublikowane w: Optical Fiber Communication Conference (OFC’20), San Diego (CA), USA, Numer March 08–12, 2020, 2020, Strona(/y) paper M4I.6
Wydawca: OSA

160-GBd Photonic-Electronic PAM Transmitter Based on IQ Multiplexing

Autorzy: Fullner, Christoph; Sherifaj, Alban; Henauer, Thomas; Fang, Dengyang; Drayss, Daniel; Freude, Wolfgang; Koos, Christian; Randel, Sebastian
Opublikowane w: 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), Toyama, Japan, 2022, ISBN 978-4-88552-336-6
Wydawca: Institute of Electrical and Electronics Engineers (IEEE)
DOI: 10.23919/oecc/psc53152.2022.9850186

3D-Printed Optics for Wafer-Scale Probing

Autorzy: Mareike Trappen, Matthias Blaicher, Philipp-Immanuel Dietrich, Tobias Hoose, Yilin Xu, Muhammad Rodlin Billah, Wolfgang Freude, Christian Koos
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) 1-3, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535123

Hardwired Configurable Photonic Integrated Circuits Enabled by 3D Nanoprinting

Autorzy: T. Hoose, M. Blaicher, J. N. Kemal, H. Zwickel, M. R. Billah, P.-I. Dietrich, A. Hofmann, W. Freude, S. Randel, C. Koos
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) 1-3, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535258

Wireless Transmission at 0.3 THz Using Direct THz-to-Optical Conversion at the Receiver

Autorzy: S. Ummethala, T. Harter, K. Koehnle, Z. Li, S. Muehlbrandt, Y. Kutuvantavida, J. N. Kemal, J. Schaefer, H. Massler, A. Tessmann, S. K. Garlapati, A. Bacher, L. Hahn, M. Walther, T. Zwick, S. Randel, W. Freude, C. Koos
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) 1-3, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535490

Photonic Wire Bonding and 3D Nanoprinting in Photonic Integration – from Lab Demonstrations to Production

Autorzy: C. Koos, W. Freude, S. Randel, M. R. Billah, M. Blaicher, P.-I. Dietrich, T. Hoose, Y. Xu, J. N. Kemal, A. Nesic, A. Hofmann
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) 1-2, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535426

Efficient Coupling Interfaces in Photonic Systems Enabled by Printed Freeform Micro-Optics

Autorzy: C. Koos, W. Freude, S. Randel, P.-I. Dietrich, M. Blaicher, Y. Xu, M. R. Billah, T. Hoose, M. Trappen, A. Hofmann
Opublikowane w: 2018 20th International Conference on Transparent Optical Networks (ICTON), 2018, Strona(/y) 1-2, ISBN 978-1-5386-6605-0
Wydawca: IEEE
DOI: 10.1109/icton.2018.8473851

Silicon Photonics for Coherent Terahertz Generation and Detection

Autorzy: W. Freude, T. Harter, S. Muehlbrandt, S. Ummethala, S. Nellen, L. Hahn, S. Randel, C. Koos
Opublikowane w: 2019 21st International Conference on Transparent Optical Networks (ICTON), 2019, Strona(/y) 1-4, ISBN 978-1-7281-2779-8
Wydawca: IEEE
DOI: 10.1109/icton.2019.8840408

Generalized Kramers-Kronig Receiver for 16QAM Wireless THZ Transmission AT 110 Gbit/s

Autorzy: T. Harter, C. Füllner, J.N. Kemal, S. Ummethala, J.L. Steinmann, M. Brosi, J.L. Hesler, E. Bründermann, W. Freude, S. Randel, C. Koos
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 266 (4 pp.)-266 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.1000

Wireless terahertz communications using optoelectronic techniques

Autorzy: Harter, T.; Ummethala, S.; Muehlbrandt, S.; Blaicher, M.; Koehnle, K.; Adib, M. M. H.; Weber, M.; Wolf, S.; Kutuvantavida, Y.; Kemal, J. N.; Nellen, S.; Hahn, L.; Tessmann, A.; Walther, M.; Zwick, T.; Randel, S.; Freude, W.; Koos, C.
Opublikowane w: Progress in Electromagnetics Research Symposium 2018 (PIERS 2018), Toyama, Japan, Numer August 1-4, 2018, 2018, Strona(/y) SC3 & SC4
Wydawca: IEEE
DOI: 10.5445/ir/1000105507

Hybrid Photonic Integration and Plasmonic Devices: New Perspectives for High-Speed Communications and Ultra-Fast Signal Processing

Autorzy: C. Koos, S. Randel, W. Freude, L. R. Dalton, S. Wolf, C. Kieninger, Y. Kutuvantavida, M. Lauermann, D. L. Elder, S. Muehlbrandt, H. Zwickel, A. Melikyan, T. Harter, S. Ummethala, M. R. Billah, M. Blaicher, P.-I. Dietrich, T. Hoose
Opublikowane w: CLEO Pacific Rim Conference, 2018, Strona(/y) W4J.1, ISBN 978-1-943580-45-3
Wydawca: OSA
DOI: 10.1364/cleopr.2018.w4j.1

3D-Printed Ultra-Broadband Highly Efficient Out-of-Plane Coupler for Photonic Integrated Circuits

Autorzy: Matthias Blaicher, Muhammad Rodlin Billah, Tobias Hoose, Philipp-Immanuel Dietrich, Andreas Hofmann, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2018, Strona(/y) STh1A.1, ISBN 978-1-943580-42-2
Wydawca: OSA
DOI: 10.1364/cleo_si.2018.sth1a.1

Terahertz-to-Optical Conversion Using a Plasmonic Modulator

Autorzy: S. Ummethala, T. Harter, K. Köhnle, S. Muehlbrandt, Y. Kutuvantavida, J. N. Kemal, J. Schaefer, H. Massler, A. Tessmann, S. K. Garlapati, A. Bacher, L. Hahn, M. Walther, T. Zwick, S. Randel, W. Freude, C. Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2018, Strona(/y) STu3D.4, ISBN 978-1-943580-42-2
Wydawca: OSA
DOI: 10.1364/cleo_si.2018.stu3d.4

Demonstration of Long-Term Thermal Stability of a Silicon-Organic Hybrid (SOH) Modulator at 85°C

Autorzy: C. Kieninger, Y. Kutuvantavida, J. N. Kemal, H. Zwickel, H. Miura, S. Randel, W. Freude, S. Yokoyama, C. Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2018, Strona(/y) SM3B.3, ISBN 978-1-943580-42-2
Wydawca: OSA
DOI: 10.1364/cleo_si.2018.sm3b.3

Electrically Packaged Silicon-Organic Hybrid Modulator for Communication and Microwave Photonic Applications

Autorzy: H. Zwickel, J. N. Kemal, C. Kieninger, Y. Kutuvantavida, M. Lauermann, J. Rittershofer, R. Pajković, D. Lindt, S. Randel, W. Freude, C. Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2018, Strona(/y) SM3B.1, ISBN 978-1-943580-42-2
Wydawca: OSA
DOI: 10.1364/cleo_si.2018.sm3b.1

Wireless Terahertz Communications

Autorzy: W. Freude, A. Tessmann, Y. Kutuvantavida, J. N. Kemal, S. Nellen, L. Hahn, B. Globisch, M. Walther, T. Zwick, S. Randel, C. Koos, T. Harter, S. Ummethala, S. Muehlbrandt, M. Blaicher, S. Wolf, M. Weber, F. Boes, H. Massler
Opublikowane w: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 2019, Strona(/y) 1-1, ISBN 978-1-7281-0469-0
Wydawca: IEEE
DOI: 10.1109/cleoe-eqec.2019.8873098

Silicon Photonics, Hybrid Integration, and Frequency Combs: Technologies for High-bandwith Communications - Tutorial

Autorzy: Koos, C.
Opublikowane w: Optical Fiber Communication Conference (OFC'19), San Diego (CA), USA, Numer 03.–07.03.2019, 2019, Strona(/y) W3E.1
Wydawca: OSA
DOI: 10.5445/ir/1000129769

Capacitively Coupled Silicon-Organic Hybrid Modulator for 200 Gbit/s PAM-4 Signaling

Autorzy: S. Ummethala, J. N. Kemal, M. Lauermann, A. S. Alam, H. Zwickel, T. Harter, Y. Kutuvantavida, L. Hahn, S. H. Nandam, D. L. Elder, L. R. Dalton, W. Freude, S. Randel, C. Koos
Opublikowane w: Conference on Lasers and Electro-Optics, 2019, Strona(/y) JTh5B.2, ISBN 978-1-943580-57-6
Wydawca: OSA
DOI: 10.1364/cleo_at.2019.jth5b.2

110-m THz Wireless Transmission at 100 Gbit/s Using a Kramers-Kronig Schottky Barrier Diode Receiver

Autorzy: Tobias Harter, Christoph Fullner, Juned N. Kemal, Sandeep Ummethala, Miriam Brosi, Erik Brundermann, Wolfgang Freude, Sebastian Randel, Christian Koos
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), Numer September 23-27, 2018, 2018, Strona(/y) 1-3, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535174

Nonlinear Loss and Damage Threshold in Silicon Photonic Waveguides: Modelling and Experimental Verification

Autorzy: Stefan Singer, Philipp Trocha, Heiner Zwickel, Clemens Kieninger, Juned Kemal, Mathias Kaschel, Christoph Menzel, Sebastian Randel, Wolfgang Freude, and Christian Koos
Opublikowane w: 2022, ISBN 978-1-957171-05-0
Wydawca: IEEE
DOI: 10.1364/cleo_si.2022.sf3o.4

Hardwire-Configurable Photonic Integrated Circuits Enabled by 3D Nano-Printing

Autorzy: Hoose, Tobias; Blaicher, Matthias; Kemal, Juned Nassir; Zwickel, Heiner; Billah, Muhammad Rodlin; Dietrich, Philipp-Immanuel; Hofmann, Andreas; Freude, Wolfgang; Randel, Sebastian; Koos, Christian
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) pp. 1-3
Wydawca: IEEE
DOI: 10.48550/arxiv.1912.09942

Swept-Source Optical Coherence Tomography (SS-OCT) Using a Hybrid Silicon Photonic External-Cavity Laser (ECL)

Autorzy: P. Maier, C. Bremauer, Y. Bao, Y. Xu, D. Ganin, S. Randel, W. Freude, and C. Koos
Opublikowane w: 2022, ISBN 978-1-957171-05-0
Wydawca: Optica Publishing Group (OSA)
DOI: 10.1364/cleo_at.2022.am5i.4

Freeform terahertz structures fabricated by multi-photon lithography and metal coating

Autorzy: Maier, P.; Kotz, A.; Hebeler, J.; Zhang, Q.; Benz, C.; Quint, A.; Kretschmann, M.; Harter, T.; Randel, S.; Lemmer, U.; Freude, W.; Zwick, T.; Koos, C.
Opublikowane w: 2023
Wydawca: arxiv

Terahertz Analogue-to-Digital Conversion Using Soliton Frequency Combs and Massively Parallel Spectrally Sliced Detection (TeraSlice)

Autorzy: Koos, C., Kippenberg, T., Randel, S., Freude, W., Zwick, T., Scheytt, J. C., Witzens, J., Fang, D., Drayß, D., Harter, T., Ummethala, S., Kieninger, C., Zwickel, H., Marin-Palomo, P., Füllner, C., Billah, M., Blaicher, M., Xu, Y., Lauermann, M., Skacel, S., Lihachev, G., Schaefer, J., Gudyriev, S., Zazzi, A., Müller, J.
Opublikowane w: 2021
Wydawca: International Workshop on Mobile THz Systems (IWMTS)

3D Nanoprinting and Hybrid Photonic Integration - Technologies and Applications Beyond Telecommunications

Autorzy: Koos, C.
Opublikowane w: 2022
Wydawca: ams-OSRAM International GmbH

Method for arbitrary waveform measurement and a system to operate said method

Autorzy: Drayß, D., Fang, D., Koos, C.
Opublikowane w: 2022
Wydawca: Patent

Optical arbitrary waveform generation and measurement (OAWG/OAWM) enabling 320 GBd 32QAM transmission

Autorzy: Drayss, D. Fang, D. Sherifaj, A. Peng, H. Fuellner, C. Henauer, T. Lihachev, G. Freude, W. Randel, S. Kippenberg, T. J. Zwick, T. Koos, C.
Opublikowane w: 2023
Wydawca: OSA
DOI: 10.1364/cleo_si.2023.sth5c.8

Integrierte Photonik - eine Schlüsseltechnik für Sensorik und Kommunikationstechnik

Autorzy: Koos, C.
Opublikowane w: 2022
Wydawca: Universität Stuttgart

Self-Injection-Locked Kerr Soliton Microcombs With Photonic Wire Bonds For Use in Terahertz Communications

Autorzy: Chen, Y. Peng, H. Fang, D. Dittmer, J. Lihachev, G. Voloshin, A. Skacel, S. T. Lauermann, M. Tessmann, A. Wagner, S. Bhave, S. Kallfass, I. Zwick, T. Freude, W. Randel, S. Kippenberg, T. J. Koos, C.
Opublikowane w: 2023
Wydawca: OSA
DOI: 10.1364/cleo_si.2023.sth3j.1

3D-Nanoprinting and Hybrid Photonic Integration - Technologies and Applications

Autorzy: Koos, C.
Opublikowane w: 2022
Wydawca: Huawei Technology Saloon by Distinguished Professors

Non-sliced Optical Arbitrary Waveform Measurement (OAWM) Using a Silicon Photonic Receiver Chip

Autorzy: Drayss, Daniel; Fang, Dengyang; Füllner, Christoph; Freude, Wolfgang; Randel, Sebastian; Koos, Christian
Opublikowane w: 2023
Wydawca: IEEE
DOI: 10.48550/arxiv.2310.17662

THz carrier processing and optical arbitrary waveform measurement employing integrated silicon photonics

Autorzy: Freude, W. Harter, T. Muehlbrandt, S. Ummethala, S. Fang, D. Randel, S. Koos, C.
Opublikowane w: 2023
Wydawca: APC-Networks 2023
DOI: 10.1364/networks.2023.nem4b.4

Optical Arbitrary Waveform Generation (OAWG) Based on RF Injection-Locked Kerr Soliton Combs

Autorzy: Fang, D. Peng, H. Drayss, D. Chen, Y. Fuellner, C. Sherifaj, A. Lihachev, G. Freude, W. Randel, S. Kippenberg, T. J. Zwick, T. Koos, C.
Opublikowane w: 2023
Wydawca: ECOC 2023

Slice-Less Optical Arbitrary Waveform Measurement (OAWM) in a Bandwidth of More than 600 GHz Using Soliton Microcombs

Autorzy: Drayss, Daniel; Fang, Dengyang; Füllner, Christoph; Lihachev, Grigory; Henauer, Thomas; Chen, Yung; Peng, Huanfa; Marin-Palomo, Pablo; Zwick, Thomas; Freude, Wolfgang; Kippenberg, Tobias J.; Randel, Sebastian; Koos, Christian
Opublikowane w: 2023
Wydawca: OPTICA
DOI: 10.1364/optica.484200

Hybrid Photonic Integration, Organic-Electro-Optic Devices and Frequency Combs: Technologies for Massively Parallel Optical Communications

Autorzy: Koos, C.
Opublikowane w: 2021
Wydawca: Huaweu Strategy and Technology Workshop

Chip-Scale Frequency Combs: Light Sources for Communications, Optical Ranging and Ultra-Broadband Signal Processing

Autorzy: Koos, C.
Opublikowane w: 2022
Wydawca: Microcomb2022 EPFL Network Conference

Apparatus and method for synthesizing a broadband electromagnetic signal

Autorzy: Henauer, T., Koos, C., Sherifaj, A., Zwick, T.
Opublikowane w: 2022
Wydawca: Patent

First Demonstration of a Cryogenic Silicon Organic Hybrid (SOH) Mach-Zehnder Modulator with a Sub-1V π-Voltage

Autorzy: Schwarzenberger, A. Kholeif, H. Kotz, A. Mertens, A. Eschenbaum, C. Ramann, G. Zyskind, J. Lebby, M. Randel, S. Freude, W. Koos, C.
Opublikowane w: 2023
Wydawca: OSA
DOI: 10.1364/cleo_si.2023.sth5c.7

Silicon Photonics, Hybrid Integration, and Frequency Combs: Technologies for High-bandwith Communications - Tutorial

Autorzy: Koos, C.
Opublikowane w: Optical Fiber Communication Conference (OFC'19), San Diego (CA), USA, Numer 2, 2019
Wydawca: OFC 2019

Hybrid Integration, Organic Electro-Optic Devices and Frequency Combs: Technologies for Optical Communications and Beyond

Autorzy: Koos, C.
Opublikowane w: 2022
Wydawca: University of Washington

Wellenleiterherstellung durch Abschaltung und zugehörige Anordnungen

Autorzy: Gramlich, G., Harter, T., Koos, C., Kotz, A., Kretschmann, M., Maier, P., Quint, A., Zwick, T.
Opublikowane w: 2022
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InP/Si3N4 Hybrid External-Cavity Laser With sub-kHz Linewidth Acting as a Pump Source for Kerr Frequency Combs 2022. European Conference on Optical Communication

Autorzy: Pascal Maier, Yung Chen, Yilin Xu, Matthias Blaicher, Dimitri Geskus, Ronald Dekker, Junqiu Liu, Philipp-Immanuel Dietrich, Huanfa Peng, Sebastian Randel, Wolfgang Freude, Tobias J. Kippenberg, and Christian Koos
Opublikowane w: ECOC2022, 2022
Wydawca: OSA

Bandwidth and Conversion-Efficiency Analysis of Kerr Soliton Combs in Dual-Pumped Resonators with Anomalous Dispersion

Autorzy: Gasmi, E., Peng, H., Koos, C., Reichel, W.
Opublikowane w: 2022
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First Demonstration of a Silicon-Organic Hybrid (SOH) Modulator Based on a Long-Term-Stable Crosslinked Electro-Optic Material

Autorzy: Schwarzenberger, A. Mertens, A. Kholeif, H. Kotz, A. Eschenbaum, C. Johnson, L. E. Elder, D. L. Hammond, S. R. O'Malley, K. Dalton, L. Randel, S. Freude, W. Koos, C.
Opublikowane w: 2023
Wydawca: ECOC 2023

Baukastensystem für die optische Aufbau und Verbindungstechnik

Autorzy: Koos, C., Maier, P., Schwaab, P., Worgull, M.
Opublikowane w: 2023
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Frequency-Agile Self-Injection-Locked Lasers With sub-100 Hz Linewidth based on In-Package Photonic Wire Bonds

Autorzy: Chen, Y. Lihachev, G. Peng, H. Tian, H. Fang, D. Voloshin, A. Riemensberger, J. Maier, P. Skacel, S. T. Lauermann, M. Attanasio, A. Randel, S. Freude, W. Bhave, S. Kippenberg, T. J. Koos, C.
Opublikowane w: 2023
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Biophotonic sensors with integrated Si3N4-organic hybrid (SiNOH) lasers for point-of-care diagnostics

Autorzy: Kohler, D.; Schindler, G.; Hahn, L.; Milvich, J.; Hofmann, A.; Länge, K.; Freude, W.; Koos, C.
Opublikowane w: Light: Science & Applications, Numer No. 10, Article number 64 (2021), 2021, Strona(/y) 2095-5545, ISSN 2047-7538
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Performance of chip-scale optical frequency comb generators in coherent WDM communications

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Ultra-broadband polarisation beam splitters and rotators based on 3D-printed waveguides

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Opublikowane w: Light: Advanced Manufacturing, 2023, ISSN 2831-4093
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3D-printed optical probes for wafer-level testing of photonic integrated circuits

Autorzy: Mareike Trappen, Matthias Blaicher, Philipp-Immanuel Dietrich, Colin Dankwart, Yilin Xu, Tobias Hoose, Muhammad Rodlin Billah, Amin Abbasi, Roel Baets, Ute Troppenz, Michael Theurer, Kerstin Wörhoff, Moritz Seyfried, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 28/25, 2020, Strona(/y) 37996, ISSN 1094-4087
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Verified equivalent-circuit model for slot-waveguide modulators

Autorzy: Heiner Zwickel, Stefan Singer, Clemens Kieninger, Yasar Kutuvantavida, Narek Muradyan, Thorsten Wahlbrink, Shiyoshi Yokoyama, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 28/9, 2020, Strona(/y) 12951, ISSN 1094-4087
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Lasing in Si 3 N 4 -organic hybrid (SiNOH) waveguides

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Silicon-organic hybrid (SOH) Mach-Zehnder modulators for 100 GBd PAM4 signaling with sub-1 dB phase-shifter loss

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Field-effect silicon-plasmonic photodetector for coherent T-wave reception

Autorzy: S. Muehlbrandt, T. Harter, C. Füllner, S. Ummethala, S. Wolf, A. Bacher, L. Hahn, M. Kohl, W. Freude, C. Koos
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Optical Arbitrary Waveform Measurement Using Silicon Photonic Slicing Filters

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Analysis of Kerr comb generation in silicon microresonators under the influence of two-photon absorption and fast free-carrier dynamics

Autorzy: P. Trocha, J. Gärtner, P. Marin-Palomo, W. Freude, W. Reichel, C. Koos
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Coherent WDM transmission using quantum-dash mode-locked laser diodes as multi-wavelength source and local oscillator

Autorzy: Juned N. Kemal; Pablo Marin-Palomo; Vivek Panapakkam; P. Trocha; Stefan Wolf; Kamel Merghem; Francois Lelarge; Abderrahim Ramdane; Sebastian Randel; Wolfgang Freude; Christian Koos
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Ultra-fast optical ranging using quantum-dash mode-locked laser diodes

Autorzy: Trocha, Philipp; Kemal, Juned Nassir; Gaimard, Quentin; Aubin, Guy; Lelarge, François; Ramdane, Abderrahim; Freude, Wolfgang; Randel, Sebastian; Koos, Christian
Opublikowane w: Scientific Reports, 12 (1), Art.-Nr.: 1076, Numer 20452322, 2022, Strona(/y) Art.-Nr.: 1076, ISSN 2045-2322
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Hybrid external-cavity lasers (ECL) using photonic wire bonds as coupling elements

Autorzy: Yilin Xu, Pascal Maier, Matthias Blaicher, Philipp-Immanuel Dietrich, Pablo Marin-Palomo, Wladislaw Hartmann, Yiyang Bao, Huanfa Peng, Muhammad Rodlin Billah, Stefan Singer, Ute Troppenz, Martin Moehrle, Sebastian Randel, Wolfgang Freude & Christian Koos
Opublikowane w: Scientific reports, Numer 20452322, 2021, ISSN 2045-2322
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Superconducting nanowire single-photon detector with 3D-printed free-form microlenses

Autorzy: Yilin Xu, Artem Kuzmin, Emanuel Knehr, Matthias Blaicher, Konstantin Ilin, Philipp-Immanuel Dietrich, Wolfgang Freude, Michael Siegel, and Christian Koos
Opublikowane w: Opt. Express 29, Numer 10944087, 2021, Strona(/y) 27708-27731, ISSN 1094-4087
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Multi-wavelength coherent transmission using an optical frequency comb as a local oscillator

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Opublikowane w: Optics Express, Numer 24/22, 2016, Strona(/y) 25432, ISSN 1094-4087
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32QAM WDM transmission at 12 Tbit/s using a quantum-dash mode-locked laser diode (QD-MLLD) with external-cavity feedback

Autorzy: Juned N. Kemal, Pablo Marin-Palomo, Kamel Merghem, Guy Aubin, François Lelarge, Abderrahim Ramdane, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 28/16, 2020, Strona(/y) 23594, ISSN 1094-4087
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3D-printed facet-attached microlenses for advanced photonic system assembly

Autorzy: Xu, Yilin; Maier, Pascal; Trappen, Mareike; Dietrich, Philipp-Immanuel; Blaicher, Matthias; Jutas, Rokas; Weber, Achim; Kind, Torben; Dankwart, Colin; Stephan, Jens; Steffan, Andreas; Abbasi, Amin; Morrissey, Padraic; Gradkowski, Kamil; Kelly, Brian; O’Brien, Peter; Freude, Wolfgang; Koos, Christian
Opublikowane w: Light: Advanced Manufacturing, 2023, ISSN 2831-4093
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Fundamental limitations of spectrally-sliced optically enabled data converters arising from MLL timing jitter

Autorzy: Andrea Zazzi, Juliana Müller, Sergiy Gudyriev, Pablo Marin-Palomo, Dengyang Fang, J. Christoph Scheytt, Christian Koos, Jeremy Witzens
Opublikowane w: Optics Express, Numer 28/13, 2020, Strona(/y) 18790, ISSN 1094-4087
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3D-printed facet-attached optical elements for connecting VCSEL and photodiodes to fiber arrays and multi-core fibers

Autorzy: Pascal Maier; Yilin Xu; Mareike Trappen; Matthias Lauermann; Alexandra Henniger-Ludwig; Hermann Kapim; Torben Kind; Philipp-Immanuel Dietrich; Achim Weber; Matthias Blaicher; Clemens Wurster; Sebastian Randel; Wolfgang Freude; Christian Koos
Opublikowane w: Opt. Express 30, 46602-46625, 2022, ISSN 1094-4087
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Silicon–plasmonic integrated circuits for terahertz signal generation and coherent detection

Autorzy: T. Harter, S. Muehlbrandt, S. Ummethala, A. Schmid, S. Nellen, L. Hahn, W. Freude, C. Koos
Opublikowane w: Nature Photonics, Numer 12/10, 2018, Strona(/y) 625-633, ISSN 1749-4885
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Hybrid integration of silicon photonics circuits and InP lasers by photonic wire bonding

Autorzy: Muhammad Rodlin Billah, Matthias Blaicher, Tobias Hoose, Philipp-Immanuel Dietrich, Pablo Marin-Palomo, Nicole Lindenmann, Aleksandar Nesic, Andreas Hofmann, Ute Troppenz, Martin Moehrle, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optica, Numer 5/7, 2018, Strona(/y) 876, ISSN 2334-2536
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Demonstration of long-term thermally stable silicon-organic hybrid modulators at 85 °C

Autorzy: Clemens Kieninger, Yasar Kutuvantavida, Hiroki Miura, Juned N. Kemal, Heiner Zwickel, Feng Qiu, Matthias Lauermann, Wolfgang Freude, Sebastian Randel, Shiyoshi Yokoyama, Christian Koos
Opublikowane w: Optics Express, Numer 26/21, 2018, Strona(/y) 27955, ISSN 1094-4087
Wydawca: Optical Society of America
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3D‐Printed Scanning‐Probe Microscopes with Integrated Optical Actuation and Read‐Out

Autorzy: Philipp‐Immanuel Dietrich, Gerald Göring, Mareike Trappen, Matthias Blaicher, Wolfgang Freude, Thomas Schimmel, Hendrik Hölscher, Christian Koos
Opublikowane w: Small, 2019, Strona(/y) 1904695, ISSN 1613-6810
Wydawca: Wiley - V C H Verlag GmbbH & Co.
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Comb-based WDM transmission at 10 Tbit/s using a DC-driven quantum-dash mode-locked laser diode

Autorzy: Pablo Marin-Palomo, Juned N. Kemal, Philipp Trocha, Stefan Wolf, Kamel Merghem, François Lelarge, Abderrahim Ramdane, Wolfgang Freude, Sebastian Randel, Christian Koos
Opublikowane w: Optics Express, Numer 27/22, 2019, Strona(/y) 31110, ISSN 1094-4087
Wydawca: Optical Society of America
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Coherent WDM transmission using quantum-dash mode-locked laser diodes as multi-wavelength source and local oscillator

Autorzy: Juned N. Kemal, Pablo Marin-Palomo, Vivek Panapakkam, Philipp Trocha, Stefan Wolf, Kamel Merghem, François Lelarge, Abderrahim Ramdane, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 27/22, 2019, Strona(/y) 31164, ISSN 1094-4087
Wydawca: Optical Society of America
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THz-to-optical conversion in wireless communications using an ultra-broadband plasmonic modulator

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Opublikowane w: Nature Photonics, Numer 13/8, 2019, Strona(/y) 519-524, ISSN 1749-4885
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Electrically packaged silicon-organic hybrid (SOH) I/Q-modulator for 64 GBd operation

Autorzy: Heiner Zwickel, Juned N. Kemal, Clemens Kieninger, Yasar Kutuvantavida, Jonas Rittershofer, Matthias Lauermann, Wolfgang Freude, Sebastian Randel, Christian Koos
Opublikowane w: Optics Express, Numer 26/26, 2018, Strona(/y) 34580, ISSN 1094-4087
Wydawca: Optical Society of America
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Ultra-high electro-optic activity demonstrated in a silicon-organic hybrid modulator

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Opublikowane w: Optica, Numer 5/6, 2018, Strona(/y) 739, ISSN 2334-2536
Wydawca: OSA
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Wireless THz link with optoelectronic transmitter and receiver

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Opublikowane w: Optica, Numer 6/8, 2019, Strona(/y) 1063, ISSN 2334-2536
Wydawca: OSA
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Photonic-integrated circuits with non-planar topologies realized by 3D-printed waveguide overpasses

Autorzy: Aleksandar Nesic, Matthias Blaicher, Tobias Hoose, Andreas Hofmann, Matthias Lauermann, Yasar Kutuvantavida, Martin Nöllenburg, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 27/12, 2019, Strona(/y) 17402, ISSN 1094-4087
Wydawca: Optical Society of America
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Transformation-optics modeling of 3D-printed freeform waveguides

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Opublikowane w: Crossref, Numer 1, 2022, ISSN 1094-4087
Wydawca: Optical Society of America
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3D-printed facet-attached optical elements for beam shaping in optical phased arrays

Autorzy: Stefan Singer; Yilin Xu; Sebastian Tobias Skacel; Yiyang Bao; Heiner Zwickel; Pascal Maier; Lukas Freter; Philipp-Immanuel Dietrich; Mathias Kaschel; Christoph Menzel; Sebastian Randel; Wolfgang Freude; Christian Koos
Opublikowane w: Opt. Express 30, 46564-46574, 2022, ISSN 1094-4087
Wydawca: Optical Society of America
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Hybrid multi-chip assembly of optical communication engines by in situ 3D nano-lithography

Autorzy: Matthias Blaicher, Muhammad Rodlin Billah, Juned Kemal, Tobias Hoose, Pablo Marin-Palomo, Andreas Hofmann, Yasar Kutuvantavida, Clemens Kieninger, Philipp-Immanuel Dietrich, Matthias Lauermann, Stefan Wolf, Ute Troppenz, Martin Moehrle, Florian Merget, Sebastian Skacel, Jeremy Witzens, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Light: Science & Applications, Numer 9/1, 2020, Strona(/y) 71, ISSN 2047-7538
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Hybrid electro-optic modulator combining silicon photonic slot waveguides with high-k radio-frequency slotlines

Autorzy: Sandeep Ummethala, Juned N. Kemal, Ahmed S. Alam, Matthias Lauermann, Artem Kuzmin, Yasar Kutuvantavida, Sree H. Nandam, Lothar Hahn, Delwin L. Elder, Larry R. Dalton, Thomas Zwick, Sebastian Randel, Wolfgang Freude, Christian Koos
Opublikowane w: Optica, Numer 8/4, 2021, Strona(/y) 511, ISSN 2334-2536
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Generalized Kramers–Kronig receiver for coherent terahertz communications

Autorzy: T. Harter, C. Füllner, J. N. Kemal, S. Ummethala, J. L. Steinmann, M. Brosi, J. L. Hesler, E. Bründermann, A.-S. Müller, W. Freude, S. Randel, C. Koos
Opublikowane w: Nature Photonics, Numer 14/10, 2020, Strona(/y) 601-606, ISSN 1749-4885
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Surface sensing with integrated optical waveguides: a design guideline

Autorzy: Johannes Milvich, Daria Kohler, Wolfgang Freude, Christian Koos
Opublikowane w: Optics Express, Numer 26/16, 2018, Strona(/y) 19885, ISSN 1094-4087
Wydawca: Optical Society of America
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Sub-kHz-Linewidth External-Cavity Laser (ECL) With Si<sub>3</sub>N<sub>4</sub> Resonator Used as a Tunable Pump for a Kerr Frequency Comb

Autorzy: Pascal Maier; Yung Chen; Yilin Xu; Yiyang Bao; Matthias Blaicher; Dimitri Geskus; Ronald Dekker; Junqiu Liu; Philipp-Immanuel Dietrich; Huanfa Peng; Sebastian Randel; Wolfgang Freude; Tobias J. Kippenberg; Christian Koos
Opublikowane w: Journal of Lightwave Technology, 2023, ISSN 1558-2213
Wydawca: OSA
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Plasmonic-Organic and Silicon-Organic Hybrid Modulators for High-Speed Signal Processing

Autorzy: Ummethala, S.
Opublikowane w: 2021
Wydawca: KIT
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Wireless Terahertz Communications: Optoelectronic Devices and Signal Processing

Autorzy: Harter, Tobias
Opublikowane w: Karlsruhe Series in Photonics and Communications / Karlsruhe Institute of Technology, Institute of Photonics and Quantum Electronics (IPQ), Numer 18651100, 2021, ISSN 1865-1100
Wydawca: KIT Scientific Publishing
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