Ronny Henker

2026

• A 60 GBit/s Integrated Encoderless Duobinary VCSEL-DriverFroitzheim, M., Protze, F., Dürrwald, F. A., Henker, R. & Ellinger, F., Jan 2026, In: IEEE Transactions on Circuits and Systems II: Express Briefs. 73, 1, p. 58-62, 5 p., 11240226Electronic (full-text) versionResearch output: Contribution to journal > Research article

2025

• Modulation Bandwidth Investigation of Voltage-Controlled Oscillators Under Periodic Linear Frequency ModulationRiaz, R. F., Henker, R. & Ellinger, F., 18 Dec 2025, In: IEEE Open Journal of Circuits and Systems. 6, 12 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• Jitter Trade-Offs in Bang-Bang PLL-Based Referenceless CDRsRiaz, R. F., Henker, R. & Ellinger, F., Nov 2025, In: Integrated Circuits and Systems. 15 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• Addressing Static Phase Offsets in High-Frequency Phase Detectors for Random Data RecoveryRiaz, R. F., Henker, R. & Ellinger, F., 2025, 2025 16th German Microwave Conference, GeMiC 2025. Dresden, p. 116-119, 4 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution

2024

• A High-Speed 130-nm SiGe BiCMOS Integrated Duobinary Driver for Data Rate Capacity Enhancement in VCSEL-Based Optical LinksGiuglea, A., Belfiore, G., Protze, F., Henker, R. & Ellinger, F., 15 Jan 2024, In: IEEE Access. 12 (2024), p. 28343-28352, 10 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• Green Circular Economy Design Aspects for 6G Wireless Millimeter-Wave TransceiversEllinger, F., Morath, H., An, X., Katz, M., Ott, L., Castro-Chong, A. M., Wagner, J. & 10 others, 2024, 4th URSI Atlantic Radio Science Meeting (AT-RASC) 2024. Institute of Electrical and Electronics Engineers (IEEE)Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• Investigation of Modulation Bandwidth in High-Frequency VCOs Fabricated in 130 nm SiGe BiCMOS TechnologyRiaz, R. F., Henker, R. & Ellinger, F., 2024, 2024 31st IEEE International Conference on Electronics, Circuits and Systems (ICECS). 4 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution

2022

• A Low-Distortion Modulator Driver With Over 6.5-V_pp Differential Output Swing and Bandwidth Above 60 GHz in a 130-nm SiGe BiCMOS TechnologyGiuglea, A., Khafaji, M. M., Belfiore, G., Henker, R. & Ellinger, F., 21 Jul 2022, In: IEEE Access. 10, p. 78667-78676, 10 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• A 37-Gb/s Monolithically Integrated Electro-Optical Transmitter in a Silicon Photonics 250-nm BiCMOS ProcessGiuglea, A., Belfiore, G., Khafaji, M. M., Henker, R. & Ellinger, F., 1 Apr 2022, In: Journal of Lightwave Technology. 40, 7, p. 2080-2086, 7 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article

2021

• A 50-Gbaud PAM-8 modulator driver realized as a 3-bit digital-to-analog converterGiuglea, A., Khafaji, M. M., Belfiore, G., Henker, R. & Ellinger, F., 7 Oct 2021, International Conference on Electrical, Computer, Communications and Mechatronics Engineering (ICECCME). Mauritius: Institute of Electrical and Electronics Engineers (IEEE)Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• 6-to-13 GHz Voltage Controlled Oscillator with 7 dBm Output Power in 22 nm FD-SOISzilagyi, L., Tibenszky, Z., Carta, C., Henker, R. & Ellinger, F., 28 Apr 2021, IEEE 21st Annual Wireless and Microwave Technology Conference (WAMICON). Sand Key: Institute of Electrical and Electronics Engineers (IEEE), 9443590Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution

2020

• A 50-20 Gb/s, 80 mW Photonic Receiver with 59-70 dBΩ Gain and 12.3-8.2 pA/√Hz Input-Referred NoiseBelfiore, G., Khafaji, M. M., Henker, R., Al-Husseini, Z., Neumann, N., Plettemeier, D. & Ellinger, F., 1 Aug 2020, In: IEEE Photonics Technology Letters. 32, 15, p. 921-924, 4 p., 9119471Electronic (full-text) versionResearch output: Contribution to journal > Research article
• Design, Fabrication, and Comparison of 3D Multimode Optical Interconnects on Silicon InterposerCharania, S., Neumann, N., Killge, S., Winkler, F., Al-Husseini, Z., Szilagyi, L., Henker, R. & 3 others, 1 Jul 2020, In: Journal of Lightwave Technology. 38, 13, p. 3454-3460, 7 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• Offset-Compensation Systems for Multi-Gbit/s Optical ReceiversSzilágyi, L., Pliva, J. & Henker, R., 2020, VLSI-SoC: New Technology Enabler - 27th IFIP/IEEE WG 10.5 International Conference on Very Large Scale Integration, VLSI-SoC 2019, Revised and Extended Selected Papers. Metzler, C., Reis, R., Gaillardon, P., De Micheli, G. & Silva-Cardenas, C. (eds.). Springer, p. 235-255, 21 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Chapter in book/Anthology/Report

2019

• A Mixed-Signal Offset-Compensation System for Multi-Gbit/s Optical Receiver FrontendsSzilagyi, L., Pliva, J., Henker, R. & Ellinger, F., Oct 2019, 27th IFIP/IEEE International Conference on Very Large Scale Integration (VLSI-SoC). Metzler, C., De Micheli, G., Gaillardon, P., Silva-Cardenas, C. & Reis, R. (eds.). IEEE Computer Society, p. 46-51, 6 p., 8920361Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• A 1-pJ/bit 80-Gb/s 2^15 - 1 PRBS Generator with a Modified-Cherry Hooper Output DriverKhafaji, M. M., Henker, R. & Ellinger, F., Jul 2019, In: IEEE Journal of Solid-State Circuits. 54, 7, p. 2059-2069, 11 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• A 53-Gbit/s optical receiver frontend with 0.65 pJ/bit in 28-nm bulk-CMOSSzilagyi, L., Pliva, J., Henker, R., Schoeniger, D., Turkiewicz, J. P. & Ellinger, F., Mar 2019, In: IEEE Journal of Solid-State Circuits. 54, 3, p. 845-855, 11 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article

2018

• Comparison of Segmented and Traveling-Wave Electro-Optical Transmitters Based on Silicon Photonics Mach-Zehnder ModulatorsGiuglea, A., Belfiore, G., Khafaji, M., Henker, R., Petousi, D., Winzer, G., Zimmermann, L. & 1 others, 21 Sep 2018, Photonics in Switching and Computing (PSC). Institute of Electrical and Electronics Engineers (IEEE), 3 p., 8751239Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• A 4 × 45 Gb/s Two-Tap FFE VCSEL Driver in 14-nm FinFET CMOS Suitable for Burst Mode OperationKhafaji, M. M., Belfiore, G., Pliva, J., Henker, R. & Ellinger, F., Sep 2018, In: IEEE Journal of Solid-State Circuits. 53, 9, p. 2686-2695, 10 p., 8413082Electronic (full-text) versionResearch output: Contribution to journal > Research article
• An Analytical Design Method for High-Speed VCSEL Driver with Optimized Energy EfficiencySchoeniger, D., Henker, R. & Ellinger, F., Sep 2018, In: IEEE Transactions on Microwave Theory and Techniques. 66, 9, p. 3966-3980, 15 p., 8418346Electronic (full-text) versionResearch output: Contribution to journal > Research article
• A 30 Gb/s High-Swing, Open-Collector Modulator Driver in 250 nm SiGe BiCMOSGiuglea, A., Belfiore, G., Khafaji, M., Henker, R. & Ellinger, F., 8 Aug 2018, IEEE 61st International Midwest Symposium on Circuits and Systems (MWSCAS). Institute of Electrical and Electronics Engineers (IEEE), p. 5-8, 4 p., 8624057Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• 40-Gbit/s 850-nm VCSEL-Based Full-CMOS Optical Link with Power-Data Rate AdaptivitySzilagyi, L., Khafaji, M., Pliva, J., Henker, R. & Ellinger, F., Apr 2018, In: IEEE Photonics Technology Letters. 30, 7, p. 611-613, 3 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• A 42-Gb/s VCSEL driver suitable for burst mode operation in 14-nm bulk CMOSKhafaji, M., Pliva, J., Henker, R. & Ellinger, F., Jan 2018, In: IEEE Photonics Technology Letters. 30, 1, p. 23-26, 4 p.Electronic (full-text) versionResearch output: Contribution to journal > Research article
• 2.2-pJ/bit 30-Gbit/s Mach-Zehnder Modulator Driver in 22-nm-FDSOISzilagyi, L., Henker, R., Harame, D. & Ellinger, F., 2018, IEEE MTT-S International Microwave Symposium (IMS). Institute of Electrical and Electronics Engineers (IEEE), p. 1530-1533, 4 p., 8439675Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• 40 Gbit/s 4-PAM VCSEL driver circuit with power roll-off compensationBelfiore, G., Henker, R. & Ellinger, F., 2018, IEEE 61st International Midwest Symposium on Circuits and Systems (MWSCAS). Institute of Electrical and Electronics Engineers (IEEE), p. 747-750, 4 p., 8624030Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution