Low Temperature Co-fired Ceramics for System-in-Package Applications at 122 GHz. PhD dissertation
Bhutani, A.
2019. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000096961/v2

Low Temperature Co-fired Ceramics for System-in-Package Applications at 122 GHz. PhD dissertation
Bhutani, A.
2019. KIT Scientific Publishing. doi:10.5445/KSP/1000095763

A 115-151 GHz Multi-Feed Active Antenna with In-Antenna Power Combining
Wan, J.; Hu, S.; Shen, Y.; Ding, Y.; Bhutani, A.; Zwick, T.; Li, T.
2024. IEEE Transactions on Antennas and Propagation, 72 (4), 1–1. doi:10.1109/TAP.2024.3371685

Broadband packaging solution in embedded wafer level ball grid array technology for D-band PMCW radar
Bekker, E.; Gramlich, G.; Valenziano, L.; de Oliveira, L. G.; Antes, T.; Zwick, T.; Bhutani, A.
2024. International Journal of Microwave and Wireless Technologies, 1–12. doi:10.1017/S1759078724000266

Radiation behaviour of mm‐wave on‐wafer probes in H‐band and the influence on antenna measurements
Hebeler, J.; Zwick, T.; Bhutani, A.
2024. Electronics Letters, 60 (3), Art.-Nr.: e13116. doi:10.1049/ell2.13116

Process considerations for Aerosol-Jet printing of ultra fine features
Gramlich, G.; Huber, R.; Häslich, F.; Bhutani, A.; Lemmer, U.; Zwick, T.
2023. Flexible and Printed Electronics, 8 (3), Article no: 035002. doi:10.1088/2058-8585/ace3d8

A 220 GHz to 325 GHz Grounded Coplanar Waveguide Based Periodic Leaky-Wave Beam-Steering Antenna in Indium Phosphide Process
Bhutani, A.; Kretschmann, M.; Dittmer, J.; Lu, P.; Stöhr, A.; Zwick, T.
2023. Electronics (Switzerland), 12 (16), Art.-Nr.: 3482. doi:10.3390/electronics12163482

The 26th European Microwave Week in Berlin, Germany [MTT-S Society News]
Zwick, T.; Issakov, V.; Bhutani, A.
2023. IEEE Microwave Magazine, 24 (8), 67–69. doi:10.1109/MMM.2023.3277402

200–330-GHz Substrate-Integrated Waveguide in BEOL of a SiGe BiCMOS Process
Bhutani, A.; Kaynak, M.; Bekker, E.; Zwick, T.
2023. IEEE Microwave and Wireless Technology Letters, 33 (9), 1258–1261. doi:10.1109/LMWT.2023.3283304

Doppler Shift Tolerance of Accumulation and Outer Coding in MIMO-PMCW Radar
Oliveira, L. G. de; Bekker, E.; Bhutani, A.; Diewald, A.; Nuss, B.; Antes, T.; Zwick, T.
2022. IEEE microwave and wireless components letters, 32 (3), 257–260. doi:10.1109/LMWC.2021.3123691

Applications of radar measurement technology using 24 GHz, 61 GHz, 80 GHz and 122 GHz FMCW radar sensors Anwendungsgebiete von Radar-Messtechnik basierend auf 24 GHz, 61 GHz, 80 GHz und 122 GHz FMCW-Radarsensoren
Bhutani, A.; Marahrens, S.; Kretschmann, M.; Ayhan, S.; Scherr, S.; Göttel, B.; Pauli, M.; Zwick, T.
2022. Technisches Messen, 89 (2), 107–121. doi:10.1515/teme-2021-0034

Doppler Shift Tolerance of Typical Pseudorandom Binary Sequences in PMCW Radar
Giroto de Oliveira, L.; Antes, T.; Nuss, B.; Bekker, E.; Bhutani, A.; Diewald, A.; Alabd, M. B.; Li, Y.; Pauli, M.; Zwick, T.
2022. Sensors, 22 (9), 3212. doi:10.3390/s22093212

A D-Band Corporate-Feed Gap-Cavity Slot Array Antenna Using Virtual PEC Method
Li, T.; Bhutani, A.; Zwick, T.
2022. IEEE Transactions on Antennas and Propagation, 70 (8), 7258–7263. doi:10.1109/TAP.2022.3168741

Packaging Solution Based on Low-Temperature Cofired Ceramic Technology for Frequencies Beyond 100 GHz
Bhutani, A.; Gottel, B.; Lipp, A.; Zwick, T.
2019. IEEE transactions on components, packaging and manufacturing technology, 9 (5), 945–954. doi:10.1109/TCPMT.2018.2882062

The Role of Millimeter-Waves in the Distance Measurement Accuracy of an FMCW Radar Sensor
Bhutani, A.; Marahrens, S.; Gehringer, M.; Göttel, B.; Pauli, M.; Zwick, T.
2019. Sensors, 19 (18), Article No.3938. doi:10.3390/s19183938

Bandwidth Optimization Method for Reflective-Type Phase Shifters
Muller, D.; Haag, A.; Bhutani, A.; Tessmann, A.; Leuther, A.; Zwick, T.; Kallfass, I.
2018. IEEE transactions on microwave theory and techniques, 66 (4), 1754–1763. doi:10.1109/TMTT.2017.2779156

Packaging Solution for a Millimeter-Wave System-on-Chip Radar
Goettel, B.; Winkler, W.; Bhutani, A.; Boes, F.; Pauli, M.; Zwick, T.
2017. IEEE transactions on components, packaging and manufacturing technology, 8 (1), 73–81. doi:10.1109/TCPMT.2017.2758725

Influence of Radar Targets on the Accuracy of FMCW Radar Distance Measurements
Scherr, S.; Afroz, R.; Ayhan, S.; Thomas, S.; Jaeschke, T.; Marahrens, S.; Bhutani, A.; Pauli, M.; Pohl, N.; Zwick, T.
2017. IEEE transactions on microwave theory and techniques, 65 (10), 3640–3647. doi:10.1109/TMTT.2017.2741961

Pea-Sized mmW Transceivers : QFN-?Based Packaging Concepts for Millimeter-Wave Transceivers
Zwick, T.; Boes, F.; Göttel, B.; Bhutani, A.; Pauli, M. D.
2017. IEEE microwave magazine, 18 (6), 79–89. doi:10.1109/MMM.2017.2712020

CPW-to-SL transition in LTCC technology
Bhutani, A.; Goettel, B.; Thelemann, T.; Zwick, T.
2017. Electronics letters, 53 (9), 609–611. doi:10.1049/el.2017.0140

Miniaturized Millimeter-Wave Radar Sensor for High-Accuracy Applications
Pauli, M.; Gottel, B.; Scherr, S.; Bhutani, A.; Ayhan, S.; Winkler, W.; Zwick, T.
2017. IEEE transactions on microwave theory and techniques, 65 (5), 1707–1715. doi:10.1109/TMTT.2017.2677910

Millimeter-Wave Radar Sensor for Snow Height Measurements
Ayhan, S.; Pauli, M.; Scherr, S.; Göttel, B.; Bhutani, A.; Thomas, S.; Jaeschke, T.; Panel, J. M.; Vivier, F.; Eymard, L.; Weill, A.; Pohl, N.; Zwick, T.
2017. IEEE transactions on geoscience and remote sensing, 55 (2), 854–861. doi:10.1109/TGRS.2016.2616441

Impact of Frequency Ramp Nonlinearity, Phase Noise, and SNR on FMCW Radar Accuracy
Ayhan, S.; Scherr, S.; Bhutani, A.; Fischbach, B.; Pauli, M.; Zwick, T.
2016. IEEE transactions on microwave theory and techniques, 64 (10), 3290–3301. doi:10.1109/TMTT.2016.2599165

An Efficient Frequency and Phase Estimation Algorithm With CRB Performance for FMCW Radar Applications
Scherr, S.; Ayhan, S.; Fischbach, B.; Bhutani, A.; Pauli, M. D.; Zwick, T.
2015. IEEE Transactions on Instrumentation and Measurement, 64 (7), 1868–1875. doi:10.1109/TIM.2014.2381354

The 2015 IEEE MTT-S International Conference on Microwaves for Intelligent Mobility
Bhutani, A.; Mahler, T.; Zwick, T.; Bechter, J.; Schmid, M.; Waldschmidt, C.; Ponchak, G. E.
2015. IEEE Microwave Magazine, 16 (10), 82–83. doi:10.1109/MMM.2015.2465716

Ultra-Precise Deposition (UPD) Printing for Millimeter Wave Interconnects in D-Band
Gramlich, G.; Römhild, M.; Baur, H.; Bhutani, A.; Lemmer, U.; Fruehauf, N.; Zwick, T.
2024. 2023 Asia-Pacific Microwave Conference (APMC), Taipei, 5th-8th December 2023, 1 – 3, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/APMC57107.2023.10439807

Design and evaluation of a Substrate Integrated Waveguide with solid side walls for H-Band applications on organic substrate
Hebeler, J.; Bhutani, A.; Zwick, T.
2023. 2023 53rd European Microwave Conference (EuMC), Berlin, 19th-21st September 2023, 2 – 5, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC58039.2023.10290510

Wideband, High Gain Dielectric Resonator Antenna in Embedded Surface Mount Short Horn in D-band
Bekker, E.; Gramlich, G.; Oliveira, L. G. de; Bhutani, A.; Zwick, T.
2023. 2023 53rd European Microwave Conference (EuMC), Berlin, 19th-21st September 2023, 86 – 89, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC58039.2023.10290308

Broadband, Via-less Grounded Coplanar Waveguide-to-Microstrip Transition in D-band
Bekker, E.; Gramlich, G.; Quint, A.; Valenziano, L.; Oliveira, L. G. de; Bhutani, A.; Zwick, T.
2023. 2023 53rd European Microwave Conference (EuMC), Berlin, 19th-21st September 2023, 114 – 117, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC58039.2023.10290358

THz Dielectric Resonator Antenna with Rectangular Waveguide Slot Feed
Kretschmann, M.; Bhutani, A.; Lu, P.; Stöhr, A.; Zwick, T.
2023. 2023 53rd European Microwave Conference (EuMC), Berlin, 19th-21st September 2023, 78 – 81, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC58039.2023.10290417

Enabling Joint Radar-Communication Operation in Shift Register-Based PMCW Radars
Oliveira, L. G. de; Bekker, E.; Diewald, A.; Nuss, B.; Antes, T.; Li, Y.; Bhutani, A.; Zwick, T.
2023. 20th European Radar Conference (EuRAD), Berlin, 20th - 22nd September 2023, 85–88, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuRAD58043.2023.10289516

Velocities in Human Hand Gestures for Radar-based Gesture Recognition Applications
Antes, T.; De Oliveira, L. G.; Diewald, A.; Bekker, E.; Bhutani, A.; Zwick, T.
2023. 2023 IEEE Radar Conference (RadarConf23), 1–5, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/RadarConf2351548.2023.10149720

Broadband Split Ring Resonator-Based Antennas at 140 GHz in Embedded Wafer Level Ball Grid Array Technology
Bekker, E.; Bhutani, A.; Oliveira, L. G. de; Antes, T.; Zwick, T.
2022. 2022 International Workshop on Antenna Technology (iWAT): 16–18 May 2022, Dublin, Ireland, 60–63, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/iWAT54881.2022.9811051

Design of Antennas with Capacitively Coupled Patches for Enlarged Bandwidth in the 80 GHz Band
Mayer, J.; Kowalewski, J.; Bhutani, A.; Oliveira, L. G. de; Zwick, T.
2022. European Microwave Week 2021 "United in Microwaves": Conference Proceedings ; 2–7 April 2022, London, UK, 118–121, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuRAD50154.2022.9784529

140 GHz Differential Antennas in Embedded Wafer Level Ball Grid Array Technology
Bhutani, A.; Bekker, E.; Li, T.; Oliveira, L. G. de; Zwick, T.
2022. 2021 51st European Microwave Conference (EuMC): 4–6 April 2022, London, UK, 881–884, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC50147.2022.9784312

THz Broadband Antenna on GaAs using Laser-structured Fused Silica Matching Layer
Kretschmann, M.; Bohn, C.; Nuss, B.; Bhutani, A.; Tessmann, A.; Leuther, A.; Zwick, T.
2022. 2022 52nd European Microwave Conference (EuMC), 147–150, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC54642.2022.9924427

Differential Split-Ring Resonator-Based Antenna at 140 GHz in Embedded Wafer Level Ball Grid Array Technology
Bekker, E.; Bhutani, A.; Oliveira, L. G. de; Antes, T.; Zwick, T.
2022. 2022 52nd European Microwave Conference (EuMC), 528–531, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC54642.2022.9924286

Doppler Robustness Analysis of Orthogonal Sequences for MIMO PMCW Radar
Antes, T.; De Oliveira, L. G.; Bekker, E.; Bhutani, A.; Zwick, T.
2022. 2022 23rd International Radar Symposium (IRS), 384–389, IEEE Computer Society

Design of Wideband Dual-Polarized Metasurface Antenna Using Characteristic Mode Analysis
Li, T.; Bhutani, A.; Su, Y.; Dou, W.; Zwick, T.
2021. 2021 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting: Proceedings ; 4–10 December 2021, Singapore, 1287–1288, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/APS/URSI47566.2021.9704763

140 GHz Broadband Antenna in Embedded Wafer-Level Ball Grid Array Technology
Bhutani, A.; Bekker, E.; De Oliveira, L. G.; Pauli, M.; Zwick, T.
2021. 2021 15th European Conference on Antennas and Propagation (EuCAP): 22-26 March 2021, Düsseldorf, Germany, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuCAP51087.2021.9411122

In-Antenna Power Combining for Highly-Integrated Millimeter-Wave Transmitters
Goettel, B.; Bhutani, A.; Marahrens, S.; Zwick, T.
2020. 2020 14th European Conference on Antennas and Propagation (EuCAP), Copenhagen, Denmark, Denmark, 15-20 March 2020, 1–5, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuCAP48036.2020.9136076

Circular-Polarization Mushroom EBG Antenna Module for 122 GHz Monostatic Radar Sensor in LTCC Technology
Bhutani, A.; Marahrens, S.; Gottel, B.; Zwick, T.
2020. 2020 14th European Conference on Antennas and Propagation (EuCAP), Copenhagen, Denmark, Denmark, 15-20 March 2020, 1–5, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuCAP48036.2020.9135646

Micrometer-accuracy distance measurement using 122 GHz LTCC radar system-in-package
Bhutani, A.; Pauli, M.; Latzko, T.; Gottel, B.; Gehringer, M.; Zwick, T.
2019. 2019 IEEE Asia-Pacific Microwave Conference (APMC), 753–755, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/APMC46564.2019.9038836

122 GHz FMCW Radar System-in-Package in LTCC Technology
Bhutani, A.; Goettel, B.; Pauli, M.; Zwick, T.
2019. European Microwave Week 2019 "Universality Through Microwaves": Conference Proceedings, 29 September - 4 October 2019, Paris, France, 1008–1011, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuMC.2019.8910716

122 GHz Aperture-Coupled Mushroom EBG Antenna in LTCC Technology
Bhutani, A.; Goettel, B.; Mayer, J.; Pauli, M.; Zwick, T.
2019. Proceedings of the 13th European Conference on Antennas and Propagation (EUCAP 2019), Krakow, PL, March 31 - April 5, 2019, Article No.8739848, Institute of Electrical and Electronics Engineers (IEEE)

Electromagnetically coupled coplanar waveguide to stripline transition in LTCC technology
Bhutani, A.; Goettel, B.; Mayer, J.; Pauli, M.; Zwick, T.
2018. 2018 German Microwave Conference (GeMiC), Freiburg, Germany, 12–14 March 2018, 371–374, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335107

Partially molded antenna-in-package concept for 122 GHz SiGe radar sensor
Bhutani, A.; Goettel, B.; Schaefer, J.; Zwick, T.
2018. IET Conference Publications, Volume 2018, Institution of Engineering and Technology (IET)

In-Antenna Power-Combining Methods
Goettel, B.; Schäfer, J.; Bhutani, A.; Gulan, H.; Zwick, T.
2017. EuCAP 2017 : Proceedings of the 11th European Conference on Antennas and Propagation, Paris, France, 19-24 March 2017, 2776–2730, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/EuCAP.2017.7928385

3D metal printed Ku/Ka Band modified turnstile junction Orthomode Transducer
Bhutani, A.; Schaefer, J.; Pauli, M.; Scherr, S.; Goettel, B.; Nierlich, M.; Zwick, T.
2016. Proceedings of the 2016 Asia-Pacific Microwave Conference (APMC), New Dehli, India, 5-9 December 2016, 4 S., Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/APMC.2016.7931276

Low-cost antenna-in-package solution for 122 GHz radar module
Bhutani, A.; Goettel, B.; Streitz, T.; Scherr, S.; Winkler, W.; Zwick, T.
2016. 46th European Microwave Conference (EuMC), London, United Kingdom, 4–6 October 2016, 1469–1472, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/EuMC.2016.7824632

Low-cost antenna-in-package solution for 122 GHz radar module
Bhutani, A.; Goettel, B.; Streitz, T.; Scherr, S.; Winkler, W.; Zwick, T.
2016. 2016 11th European Microwave Integrated Circuits Conference (EuMIC), London, United Kingdom, 3–4 October 2016, 540–543, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/EuMIC.2016.7777611

Active multiple-feed on-chip radiator with in-antenna power-combining approach
Goettel, B.; Müller, D.; Gulan, H.; Bhutani, A.; Zwick, T.
2016. 10th European Conference on Antennas and Propagation, EuCAP 2016, Davos, Switzerland, 10 April 2016 through 15 April 2016, Art.Nr.: 7481996, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/EuCAP.2016.7481996

122 GHz aperture-coupled stacked patch microstrip antenna in LTCC technology
Bhutani, A.; Gulan, H.; Goettel, B.; Heine, C.; Thelemann, T.; Pauli, M. D.; Zwick, T.
2016. 10th European Conference on Antennas and Propagation, EuCAP 2016, Davos, Switzerland, Art.Nr.: 7481147, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/EuCAP.2016.7481147

System simulation for FMCW radar in industrial applications
Ayhan, S.; Scherr, S.; Bhutani, A.; Pauli, M. D.; Zwick, T.
2016. WiSNet 2016 - Proceedings, 2016 IEEE Topical Conference on Wireless Sensors and Sensor Networks, Austin; United States; 24 January 2016 through 27 January 2016, 27–30, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/WISNET.2016.7444313

Novel planar electromagnetic bandgap for mutual coupling reduction between patch antennas
Bhutani, A.; Göttel, B.; Müller, D. N.; Zwick, T.
2015. 2015 German Microwave Conference (GeMiC 2015), Nürnberg, Germany, 16 - 18 March 2015, 76–79, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/GEMIC.2015.7107756

Miniaturized 122 GHz ISM band FMCW radar with micrometer accuracy
Scherr, S.; Göttel, B.; Ayhan, S.; Bhutani, A.; Pauli, M. D.; Winkler, W.; Scheytt, J. C.; Zwick, T.
2015. 12th European Radar Conference, 9-11 September 2015, Paris, 277–280, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/EuRAD.2015.7346291

Ultra Broadband Multiple Feed Antenna for Efficient on-Chip Power Combining
Göttel, B.; Gulan, H.; Bhutani, A.; Pauli, M.; Zwick, T.
2015. 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Vancouver, BC, 2015, 2037–2038, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/APS.2015.7305408

Systemsimulationen von Breitbandkommunikationssystemen im E-Band
Eisenbeis, J.; Boes, F.; Lewark, U.; Bhutani, A.; Vangerow, C. von; Zwick, T.
2015. Deutscher Luft- und Raumfahrtkongress 2015, Rostock, 22. bis 24. September 2015, 8 S., Deutsche Gesellschaft für Luft- und Raumfahrt (DGLR)

Radar Sensor for Waveguide Based Distance Measurements in Machine Tool Components
Ayhan, S.; Scherr, S.; Bhutani, A.; Pauli, M. D.; Zwick, T.
2015. 2015 IEEE MTT-S International Conference on Microwaves for Intelligent Mobility, ICMIM 2015, Heidelberg, 1–4, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/ICMIM.2015.7117924

Enabling Joint Radar-Communication Operation in Shift Register-Based PMCW Radars
Oliveira, L. G. de; Bekker, E.; Diewald, A.; Nuss, B.; Antes, T.; Li, Y.; Bhutani, A.; Zwick, T.
2023. arxiv. doi:10.5445/IR/1000165493