A 2-GHz wide-band direct conversion receiver for WCDMA applications. - Aarno Pärssinen; Jarkko Jussila; Jussi Ryynänen; Lauri Sumanen; Kari A. I. Halonen (IEEE J. Solid State Circuits, 1999)

Design of low-voltage active mixer for direct conversion receivers. - Kalle Kivekäs; Aarno Pärssinen; Jarkko Jussila; Jussi Ryynänen; Kari Halonen (ISCAS (4), 2001)

A 22-mA 3.0-dB NF direct conversion receiver for 3G WCDMA. - Jarkko Jussila; Jussi Ryynänen; Kalle Kivekäs; Lauri Sumanen; Aarno Pärssinen; Kari A. I. Halonen (IEEE J. Solid State Circuits, 2001)

A dual-band RF front-end for WCDMA and GSM applications. - Jussi Ryynänen; Kalle Kivekäs; Jarkko Jussila; Aarno Pärssinen; Kari A. I. Halonen (IEEE J. Solid State Circuits, 2001)

RF gain control in direct conversion receivers. - Jussi Ryynänen; Kalle Kivekäs; Jarkko Jussila; Aarno Pärssinen; Kari Halonen (ISCAS (4), 2002)

Calibration techniques of active BiCMOS mixers. - Kalle Kivekäs; Aarno Pärssinen; Jussi Ryynänen; Jarkko Jussila; Kari Halonen (IEEE J. Solid State Circuits, 2002)

Direct conversion receiver for GSM900, DCS1800, PCS1900, and WCDMA. - Jussi Ryynänen; Kalle Kivekäs; Jarkko Jussila; Aarno Pärssinen; Kari Halonen (ICECS, 2003)

A linearized 2-GHz SiGe low noise amplifier for direct conversion receiver. - Jouni Kaukovuori; Mikko Hotti; Jussi Ryynänen; Jarkko Jussila; Kari Halonen (ISCAS (2), 2003)

A single-chip multimode receiver for GSM900, DCS1800, PCS1900, and WCDMA. - Jussi Ryynänen; Kalle Kivekäs; Jarkko Jussila; Lauri Sumanen; Aarno Pärssinen; Kari A. I. Halonen (IEEE J. Solid State Circuits, 2003)

2.4-GHz receiver for sensor applications. - Jere A. M. Järvinen; Jouni Kaukovuori; Jussi Ryynänen; Jarkko Jussila; Kalle Kivekäs; Kari A. I. Halonen (ESSCIRC, 2004)

An IIP2 calibration technique for direct conversion receivers. - Mikko Hotti; Jussi Ryynänen; Kalle Kivekäs; Kari Halonen (ISCAS (4), 2004)

RC-load analysis of the downconversion mixer IIP2. - Mikko Hotti; Jussi Ryynänen; Kari Halonen (ECCTD, 2005)

IIP2 calibration methods for current output mixer in direct-conversion receivers. - Jussi Ryynänen; Mikko Hotti; Kari Halonen (ISCAS (5), 2005)

2.4-GHz receiver for sensor applications. - Jere A. M. Järvinen; Jouni Kaukovuori; Jussi Ryynänen; Jarkko Jussila; Kalle Kivekäs; Mauri Honkanen; Kari A. I. Halonen (IEEE J. Solid State Circuits, 2005)

A 10-MHz channel-select filter for a multicarrier WCDMA base-station. - Ville Saari; Jussi Ryynänen; Jussi Mustola; Kari Halonen; Jarkko Jussila (ISCAS, 2006)

Design of a high linearity mixer for direct-conversion base-station receiver. - Tero Tikka; Jussi Ryynänen; Mikko Hotti; Kari Halonen (ISCAS, 2006)

WCDMA multicarrier receiver for base-station applications. - Jussi Ryynänen; Mikko Hotti; Ville Saari; Jarkko Jussila; Arto Malinen; Lauri Sumanen; Tero Tikka; Kari A. I. Halonen (IEEE J. Solid State Circuits, 2006)

Analysis of different feedback topologies to LNA input matching. - Mikko Kaltiokallio; Jouni Kaukovuori; Jussi Ryynänen (ECCTD, 2007)

Design of Precise Gain GmC-leapfrog Filters. - Mikko Kaltiokallio; Saska Lindfors; Ville Saari; Jussi Ryynänen (ISCAS, 2007)

A 1.2V 240MHz CMOS Continuous-Time Low-Pass Filter for a UWB Radio Receiver. - Ville Saari; Mikko Kaltiokallio; Saska Lindfors; Jussi Ryynänen; Kari Halonen (ISSCC, 2007)

A WiMedia UWB receiver with a synthesizer. - Mikko Kaltiokallio; Ville Saari; Tapio Rapinoja; Kari Stadius; Jussi Ryynänen; Saska Lindfors; Kari Halonen (ESSCIRC, 2008)

An ADPLL-based fast start-up technique for sensor radio frequency synthesizers. - Liangge Xu; Saska Lindfors; Jussi Ryynänen (ICECS, 2008)

Analysis and Design of Passive Polyphase Filters. - Jouni Kaukovuori; Kari Stadius; Jussi Ryynänen; Kari Halonen (IEEE Trans. Circuits Syst. I Regul. Pap., 2008)

Implementation of Cyclostationary Feature Detector for Cognitive Radios. - Vesa Turunen; Marko Kosunen; Anu Huttunen; Sami Kallioinen; Petri Ikonen; Aarno Pärssinen; Jussi Ryynänen (CrownCom, 2009)

Spectrum estimator and cyclostattionary detector for cognitive radio. - Vesa Turunen; Marko Kosunen; Sami Kallioinen; Aarno Pärssinen; Jussi Ryynänen (ECCTD, 2009)

Agile frequency synthesizer for cognitive radios. - Liangge Xu; Kari Stadius; Tapio Rapinoja; Jussi Ryynänen (ECCTD, 2009)

A low-power wide-band digital frequency synthesizer for cognitive radio sensor units. - Liangge Xu; Kari Stadius; Jussi Ryynänen (ESSCIRC, 2009)

Spectral purity analysis of integer-N PLL. - Tapio Rapinoja; Kari Stadius; Jussi Ryynänen (ICECS, 2009)

Analysis and design of common-gate low-noise amplifier for wideband applications. - Jouni Kaukovuori; Mikko Kaltiokallio; Jussi Ryynänen (Int. J. Circuit Theory Appl., 2009)

A 240-MHz Low-Pass Filter With Variable Gain in 65-nm CMOS for a UWB Radio Receiver. - Ville Saari; Mikko Kaltiokallio; Saska Lindfors; Jussi Ryynänen; Kari Halonen (IEEE Trans. Circuits Syst. I Regul. Pap., 2009)

Active polyphase filter analysis. - Mikko Kaltiokallio; Jussi Ryynänen; Saska Lindfors (ISCAS, 2010)

30-39GHz 2Gbit/s ring oscillator based OOK-modulator for chip-to-chip communications. - Tero Tikka; Jussi Ryynänen (ISCAS, 2010)

Chip-to-chip communications using capacitive interconnects. - Olli Viitala; Jussi Ryynänen (ISCAS, 2010)

A wide-band digitally controlled ring oscillator. - Liangge Xu; Kari Stadius; Jussi Ryynänen (ISCAS, 2010)

A Reconfigurable Multi-standard Radio Platform. - Antti Immonen; Aarno Pärssinen; Tommi Zetterman; Mikko Talonen; Jussi Ryynänen; Sami Kiminki; Vesa Hirvisalo (MobiMedia, 2010)

A 2.4-GHz Low-Power All-Digital Phase-Locked Loop. - Liangge Xu; Saska Lindfors; Kari Stadius; Jussi Ryynänen (IEEE J. Solid State Circuits, 2010)

Multi-mode, multi-band spectrum sensor for cognitive radios embedded to a mobile phone. - Sami Kallioinen; Mikko Vääräkangas; Ping Hui; Jani Ollikainen; Ilari Teikari; Aarno Pärssinen; Vesa Turunen; Marko Kosunen; Jussi Ryynänen (CrownCom, 2011)

Design and performance trade-offs in parallelized RF SDR architecture. - Sami Kiminki; Ville Saari; Vesa Hirvisalo; Jussi Ryynänen; Aarno Pärssinen; Antti Immonen; Tommi Zetterman (CrownCom, 2011)

Trade-offs in primary detection using a mobile phone as a sensing device. - Mikko Vääräkangas; Sami Kallioinen; Aarno Pärssinen; Vesa Turunen; Jussi Ryynänen (CrownCom, 2011)

Wideband 2 to 6GHz RF front-end with blocker filtering. - Mikko Kaltiokallio; Ville Saari; Jussi Ryynänen; Sami Kallioinen; Aarno Pärssinen (ESSCIRC, 2011)

Implementation of all-digital wideband RF frequency synthesizers in 65-nm CMOS technology. - Tapio Rapinoja; Liangge Xu; Kari Stadius; Jussi Ryynänen (ISCAS, 2011)

A 0.7 - 2.6 GHz high-linearity rf front-end for cognitive radio spectrum sensing. - Kari Stadius; Mikko Kaltiokallio; Jussi Ollikainen; Tuomas Parnanen; Ville Saari; Jussi Ryynänen (ISCAS, 2011)

Electrical properties of CVD-graphene FETs. - Johanna Anteroinen; Wonjae Kim; Kari Stadius; Juha Riikonen; Harri Lipsanen; Jussi Ryynänen (NORCHIP, 2011)

Cyclical regulation of the insulin-like growth factor binding protein 3 gene in response to 1α, 25-dihydroxyvitamin D3. - Marjo Malinen; Jussi Ryynänen; Merja Heinäniemi; Sami Väisänen; Carsten Carlberg (Nucleic Acids Res., 2011)

N-path gmC filter modeling and analysis for direct delta-sigma receiver. - Mikko Englund; Olli Viitala; Jussi Ryynänen; Kimmo Koli (NEWCAS, 2012)

Wideband 2 to 6 GHz RF Front-End With Blocker Filtering. - Mikko Kaltiokallio; Ville Saari; Sami Kallioinen; Aarno Pärssinen; Jussi Ryynänen (IEEE J. Solid State Circuits, 2012)

An All-Digital PLL Frequency Synthesizer With an Improved Phase Digitization Approach and an Optimized Frequency Calibration Technique. - Liangge Xu; Kari Stadius; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2012)

Correlation-Based Detection of OFDM Signals in the Angular Domain. - Vesa Turunen; Marko Kosunen; Mikko Vääräkangas; Jussi Ryynänen (IEEE Trans. Veh. Technol., 2012)

Design tradeoffs in N-path GmC integrators for direct delta-sigma receivers. - Kim B. Ostman; Mikko Englund; Olli Viitala; Kari Stadius; Jussi Ryynänen; Kimmo Koli (ECCTD, 2013)

A configurable sampling rate converter for all-digital 4G transmitters. - Enrico Roverato; Marko Kosunen; Jerry Lemberg; Tero Nieminen; Kari Stadius; Jussi Ryynänen; Petri Eloranta; Risto Kaunisto; Aarno Pärssinen (ECCTD, 2013)

A 0.3-to-8.5GHz frequency synthesizer based on digital period synthesis. - Tapio Rapinoja; Kari Stadius; Jussi Ryynänen (ESSCIRC, 2013)

Digital linearization of direct-conversion spectrum sensing receiver. - Markus Allén; Jaakko Marttila; Mikko Valkama; Semu Makinen; Marko Kosunen; Jussi Ryynänen (GlobalSIP, 2013)

A programmable DSP front-end for all-digital 4G transmitters. - Enrico Roverato; Marko Kosunen; Jerry Lemberg; Kari Stadius; Jussi Ryynänen; Petri Eloranta; Risto Kaunisto; Aarno Pärssinen (NEWCAS, 2013)

Survey and Analysis of Cyclostationary Signal Detector Implementations on FPGA. - Marko Kosunen; Vesa Turunen; Kari Kokkinen; Jussi Ryynänen (IEEE J. Emerg. Sel. Topics Circuits Syst., 2013)

Measurement campaign for collaborative sensing using cyclostationary based mobile sensors. - Sachin Chaudhari; Marko Kosunen; Semu Makinen; Ana Cardenas-Gonzales; Visa Koivunen; Jussi Ryynänen; Markus Laatta; Mikko Valkama (DySPAN, 2014)

A 2.5-GHz 4.2-dB NF direct ΔΣ receiver with a frequency-translating integrator. - Mikko Englund; Kim B. Ostman; Olli Viitala; Mikko Kaltiokallio; Kari Stadius; Jussi Ryynänen; Kimmo Koli (ESSCIRC, 2014)

A 1.2 - 6.4 GHz clock generator with a low-power DCO and programmable multiplier in 40-nm CMOS. - Tero Tikka; Kari Stadius; Jussi Ryynänen; Martti Voutilainen (ISCAS, 2014)

28.1 A programmable 0.7-to-2.7GHz direct ΔΣ receiver in 40nm CMOS. - Mikko Englund; Kim B. Östman; Olli Viitala; Mikko Kaltiokallio; Kari Stadius; Kimmo Koli; Jussi Ryynänen (ISSCC, 2014)

Characteristics of LNA Operation in Direct Delta-Sigma Receivers. - Kim B. Ostman; Mikko Englund; Olli Viitala; Kari Stadius; Kimmo Koli; Jussi Ryynänen (IEEE Trans. Circuits Syst. II Express Briefs, 2014)

RX-Band Noise Reduction in All-Digital Transmitters With Configurable Spectral Shaping of Quantization and Mismatch Errors. - Enrico Roverato; Marko Kosunen; Jerry Lemberg; Kari Stadius; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2014)

All-digital phase-locked loop in 40 nm CMOS for 5.8 Gbps serial link transmitter. - Yury Antonov; Tero Tikka; Kari Stadius; Jussi Ryynänen (ECCTD, 2015)

The synthesis of noise transfer functions for bandpass delta-sigma modulators with tunable center frequency. - Enrico Roverato; Marko Kosunen; Jussi Ryynänen (ECCTD, 2015)

A 0.8-3 GHz mixer-first receiver with on-chip transformer balun in 65-nm CMOS. - Tero Tikka; Kari Stadius; Jussi Ryynänen; Mikko Kaltiokallio (ESSCIRC, 2015)

Next-Generation RF Front-End Design Methods for Direct ΔΣ Receivers. - Kim B. Ostman; Mikko Englund; Olli Viitala; Kari Stadius; Kimmo Koli; Jussi Ryynänen (IEEE J. Emerg. Sel. Topics Circuits Syst., 2015)

A Programmable 0.7-2.7 GHz Direct ΔΣ Receiver in 40 nm CMOS. - Mikko Englund; Kim B. Ostman; Olli Viitala; Mikko Kaltiokallio; Kari Stadius; Kimmo Koli; Jussi Ryynänen (IEEE J. Solid State Circuits, 2015)

Jussi Ryynänen Introduction to the December Special Issue on the 2015 IEEE International Solid-State Circuits Conference. - Makoto Takamiya; Jieh-Tsorng Wu; Jussi Ryynänen; Kenichi Okada 001; Jaeha Kim (IEEE J. Solid State Circuits, 2015)

Analysis and Design of N-Path Filter Offset Tuning in a 0.7-2.7-GHz Receiver Front-End. - Kim B. Ostman; Mikko Englund; Olli Viitala; Mikko Kaltiokallio; Kari Stadius; Kimmo Koli; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

Reference receiver enabled digital cancellation of nonlinear out-of-band blocker distortion in wideband receivers. - Jaakko Marttila; Markus Allén; Marko Kosunen; Kari Stadius; Jussi Ryynänen; Mikko Valkama (GlobalSIP, 2016)

Class D CMOS power amplifier with on/off logic for a multilevel outphasing transmitter. - Mikko Martelius; Kari Stadius; Jerry Lemberg; Tero Nieminen; Enrico Roverato; Marko Kosunen; Jussi Ryynänen; Lauri Anttila; Mikko Valkama (ISCAS, 2016)

Session 20 overview: RF-to-THz transceiver techniques. - Harish Krishnaswamy; Jussi Ryynänen (ISSCC, 2016)

A wideband blocker-resilient RF front-end with selective input-impedance matching for direct-ΔΣ-receiver architectures. - Faizan Ul Haq; Mikko Englund; Kari Stadius; Marko Kosunen; Jussi Ryynänen; Kimmo Koli; Kim B. Ostman (NORCAS, 2016)

Digital Interpolating Phase Modulator for Wideband Outphasing Transmitters. - Jerry Lemberg; Marko Kosunen; Enrico Roverato; Mikko Martelius; Kari Stadius; Lauri Anttila; Mikko Valkama; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2016)

Performance Evaluation of Cyclostationary-Based Cooperative Sensing Using Field Measurements. - Sachin Chaudhari; Marko Kosunen; Semu Makinen; Jan Oksanen; Markus Laatta; Jaakko Ojaniemi; Visa Koivunen; Jussi Ryynänen; Mikko Valkama (IEEE Trans. Veh. Technol., 2016)

Open-loop all-digital delay line with on-chip calibration via self-equalizing delays. - Yury Antonov; Kari Stadius; Marko Kosunen; Jussi Ryynänen (ECCTD, 2017)

Dynamic element matching in digital-to-analog converters with code-dependent output resistance. - Muhammad Ammad Siddique; Enrico Roverato; Marko Kosunen; Jussi Ryynänen (ECCTD, 2017)

A charge limiting and redistribution method for delay line locking in multi-output clock generation. - Yury Antonov; Kari Stadius; Jussi Ryynänen (ISCAS, 2017)

A wideband blocker-resilient direct ΔΣ receiver with selective input-impedance matching. - Faizan Ul Haq; Mikko Englund; Kari Stadius; Marko Kosunen; Jussi Ryynänen; Kimmo Koli; Kim B. Ostman (ISCAS, 2017)

13.5 A 0.35-to-2.6GHz multilevel outphasing transmitter with a digital interpolating phase modulator enabling up to 400MHz instantaneous bandwidth. - Marko Kosunen; Jerry Lemberg; Mikko Martelius; Enrico Roverato; Tero Nieminen; Mikko Englund; Kari Stadius; Lauri Anttila; Jorma Pallonen; Mikko Valkama; Jussi Ryynänen (ISSCC, 2017)

13.4 All-digital RF transmitter in 28nm CMOS with programmable RX-band noise shaping. - Enrico Roverato; Marko Kosunen; Koen Cornelissens; Sofia Vatti; Paul Stynen; Kaoutar Bertrand; Teuvo Korhonen; Hans Samsom; Patrick Vandenameele; Jussi Ryynänen (ISSCC, 2017)

All-Digital LTE SAW-Less Transmitter With DSP-Based Programming of RX-Band Noise. - Enrico Roverato; Marko Kosunen; Koen Cornelissens; Sofia Vatti; Paul Stynen; Kaoutar Bertrand; Teuvo Korhonen; Hans Samsom; Patrick Vandenameele; Jussi Ryynänen (IEEE J. Solid State Circuits, 2017)

A VCO-based ADC with Relaxation Oscillator for Biomedical Applications. - Olaitan Olabode; Antti Ontronen; Vishnu Unnikrishnan 001; Marko Kosunen; Jussi Ryynänen (ICECS, 2018)

Full-Duplex Wireless Transceiver Self-Interference Cancellation Through FD-SOI Buried-Gate Signaling. - Faizan Ul Haq; Mikko Englund; Yury Antonov; Kari Stadius; Marko Kosunen; Jussi Ryynänen; Kim B. Östman; Kimmo Koli (ISCAS, 2018)

Design and Implementation of a Wideband Digital Interpolating Phase Modulator RF Front-End. - Jerry Lemberg; Marko Kosunen; Tero Nieminen; Enrico Roverato; Mikko Martelius; Kari Stadius; Jussi Ryynänen; Lauri Anttila; Mikko Valkama (ISCAS, 2018)

Spectral Effects of Discrete-Time Amplitude Levels in Digital-Intensive Wideband Radio Transmitters. - Mikko Martelius; Kari Stadius; Jerry Lemberg; Enrico Roverato; Marko Kosunen; Jussi Ryynänen; Lauri Anttila; Mikko Valkama (ISCAS, 2018)

A 3-43ps time-delay cell for LO phase-shifting in 1.5-6.5GHz beamsteering receiver. - Yury Antonov; Mahwish Zahra; Kari Stadius; Zahra Khonsari; Nouman Ahmed; Ilia Kempi; Juha Inkinen; Vishnu Unnikrishnan 001; Jussi Ryynänen (NEWCAS, 2018)

A 20-60GHz Digitally Controlled Composite Oscillator for 5G. - Yury Antonov; Markus Törmänen; Jussi Ryynänen; Aarno Pärssinen; Kari Stadius (NGCAS, 2018)

A Low-Power Hardware Stack for Continuous Data Streaming from Telemetry Implants. - Ilia Kempi; Nouman Ahmed; Andreas Hammer 001; Olaitan Olabode; Vishnu Unnikrishnan 001; Marko Kosunen; Jussi Ryynänen (NORCAS, 2018)

A Configurable Hysteresis Comparator for Asynchronous Sigma-Delta Modulators. - Olaitan Olabode; Vishnu Unnikrishnan 001; Ilia Kempi; Andreas Hammer 001; Marko Kosunen; Jussi Ryynänen (NORCAS, 2018)

A common-gate common-source low noise amplifier based RF front end with selective input impedance matching for blocker-resilient receivers. - Faizan Ul Haq; Kim B. Ostman; Mikko Englund; Kari Stadius; Marko Kosunen; Kimmo Koli; Jussi Ryynänen (Int. J. Circuit Theory Appl., 2018)

A Systematic Design Method for Direct Delta-Sigma Receivers. - Mikko Englund; Faizan Ul Haq; Kari Stadius; Marko Kosunen; Kim B. Ostman; Kimmo Koli; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

Tri-Phasing Modulation for Efficient and Wideband Radio Transmitters. - Jerry Lemberg; Mikko Martelius; Marko Kosunen; Enrico Roverato; Kari Stadius; Lauri Anttila; Mikko Valkama; Jussi Ryynänen (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

A High-Speed DSP Engine for First-Order Hold Digital Phase Modulation in 28-nm CMOS. - Enrico Roverato; Marko Kosunen; Jerry Lemberg; Mikko Martelius; Kari Stadius; Lauri Anttila; Mikko Valkama; Jussi Ryynänen (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

Spatial Interpolation of Cyclostationary Test Statistics in Cognitive Radio Networks: Methods and Field Measurements. - Sachin Chaudhari; Marko Kosunen; Semu Makinen; Chandrasekaran Ramanathan; Jan Oksanen; Markus Laatta; Jussi Ryynänen; Visa Koivunen; Mikko Valkama (IEEE Trans. Veh. Technol., 2018)

A Delay-Based LO Phase-Shifting Generator for a 2-5GHz Beamsteering Receiver in 28nm CMOS. - Yury Antonov; Mikko Valkama; Marko Kosunen; Jussi Ryynänen; Mahwish Zahra; Kari Stadius; Zahra Khonsari; Ilia Kempi; Toni Miilunpalo; Juha Inkinen; Vishnu Unnikrishnan 001; Lauri Anttila (ESSCIRC, 2019)

A Sensor Interface for Neurochemical Signal Acquisition. - Olaitan Olabode; Marko Kosunen; Vishnu Unnikrishnan 001; Tommi Palomäki; Tomi Laurila; Kari Halonen; Jussi Ryynänen (MWSCAS, 2019)

Quantization noise upconversion effects in mixer-first direct delta-sigma receivers. - Faizan Ul Haq; Mikko Englund; Kim B. Östman; Kari Stadius; Marko Kosunen; Kimmo Koli; Jussi Ryynänen (Int. J. Circuit Theory Appl., 2019)

A 1.5-1.9-GHz All-Digital Tri-Phasing Transmitter With an Integrated Multilevel Class-D Power Amplifier Achieving 100-MHz RF Bandwidth. - Jerry Lemberg; Mikko Martelius; Enrico Roverato; Yury Antonov; Tero Nieminen; Kari Stadius; Lauri Anttila; Mikko Valkama; Marko Kosunen; Jussi Ryynänen (IEEE J. Solid State Circuits, 2019)

A 30-GHz Switched-Capacitor Power Amplifier for 5G SoCs. - Ali Raza Saleem; Kari Stadius; Marko Kosunen; Lauri Anttila; Mikko Valkama; Jussi Ryynänen (ICECS, 2020)

A 3.5-GHz Digitally-Controlled Open-Loop Fractional-N Frequency Divider in 28-nm CMOS. - Tze Hin Cheung; Mikko Martelius; Yury Antonov; Rehman Akbar; Jussi Ryynänen; Aarno Pärssinen; Kari Stadius (ISCAS, 2020)

Sub-1 V Output-Capacitor-Less Low-Dropout Regulator with Two Compensation Amplifiers for Enhanced Power Supply Rejection. - Andreas Hammer 001; Ilia Kempi; Olaitan Olabode; Kari Stadius; Jussi Ryynänen; Marko Kosunen (ISCAS, 2020)

Injection Locking of Ring Oscillators with Digitally Controlled Delay Modulation. - Vishnu Unnikrishnan 001; Okko Järvinen; Kari Stadius; Marko Kosunen; Jussi Ryynänen (ISCAS, 2020)

Resilient flow control for wireless data streaming in inductively coupled medical implants. - Ilia Kempi; Nouman Ahmed; Andreas Hammer 001; Olaitan Olabode; Vishnu Unnikrishnan 001; Marko Kosunen; Jussi Ryynänen (Microprocess. Microsystems, 2020)

Time-Based Sensor Interface for Dopamine Detection. - Olaitan Olabode; Marko Kosunen; Vishnu Unnikrishnan 001; Tommi Palomäki; Tomi Laurila; Kari Halonen; Jussi Ryynänen (IEEE Trans. Circuits Syst., 2020)

True-Time-Delay Beamforming Receiver With RF Re-Sampling. - Kalle Spoof; Vishnu Unnikrishnan 001; Mahwish Zahra; Kari Stadius; Marko Kosunen; Jussi Ryynänen (IEEE Trans. Circuits Syst., 2020)

Energy-Efficient Array Transmitters Through Outphasing and Over-the-Air Combining. - Vesa Lampu; Guixian Xu; Lauri Anttila; Alberto Brihuega; Marko Kosunen; Vishnu Unnikrishnan 001; Jussi Ryynänen; Mikko Valkama (ACSCC, 2021)

A 5.4-GHz 2/3/4-Modulus Fractional Frequency Divider Circuit in 28-nm CMOS. - Tze Hin Cheung; Jussi Ryynänen; Aarno Pärssinen; Kari Stadius (ISCAS, 2021)

A Compact Low-Power 140-GHz Low-Noise Amplifier with 19-dB Gain and 7-dB NF. - Kaisa Ryynänen; Kari Stadius; Andreas Hammer 001; Mikko Varonen; Henrik Forsten; Tero Kiuru; Ville Viikari; Jussi Ryynänen (ISCAS, 2021)

A Transmitter IC with Supply Tuning for Frequency-Reconfigurable Antenna Cluster. - Ali Raza Saleem; Kari Stadius; Jari-Matti Hannula; Anu Lehtovuori; Marko Kosunen; Ville Viikari; Jussi Ryynänen (MWSCAS, 2021)

A 100-750 MS/s 11-Bit Time-to-Digital Converter With Cyclic-Coupled Ring Oscillator. - Okko Järvinen; Vishnu Unnikrishnan 001; Waqas Siddiqui; Teuvo Korhonen; Kimmo Koli; Kari Stadius; Marko Kosunen; Jussi Ryynänen (IEEE Access, 2021)

Data Conversion With Subgate-Delay Time Resolution Using Cyclic-Coupled Ring Oscillators. - Vishnu Unnikrishnan 001; Okko Järvinen; Waqas Siddiqui; Kari Stadius; Marko Kosunen; Jussi Ryynänen (IEEE Trans. Very Large Scale Integr. Syst., 2021)

Quantized Polar Transmitters for Power Efficient Massive MIMO Systems. - Guixian Xu; Vesa Lampu; Marko Kosunen; Kari Stadius; Jussi Ryynänen; Mikko Valkama; Lauri Anttila (IEEE Wirel. Commun. Lett., 2021)

A 6-20 GHz 400-MHz Modulation-Bandwidth CMOS Transmitter IC. - Ali Raza Saleem; Saeed Naghavi; Mahwish Zahra; Kari Stadius; Marko Kosunen; Lauri Anttila; Mikko Valkama; Jussi Ryynänen (ICECS 2022, 2022)

A 0.8-6 GHz True-Time-Delay Beam-Nulling Receiver Front-End. - Kalle Spoof; Miikka Tenhunen; Vishnu Unnikrishnan 001; Kari Stadius; Marko Kosunen; Jussi Ryynänen (ICECS 2022, 2022)

Design of Cyclic-Coupled Ring Oscillators with Guaranteed Maximal Phase Resolution. - Okko Järvinen; Vishnu Unnikrishnan 001; Ilia Kempi; Kari Stadius; Marko Kosunen; Jussi Ryynänen (ISCAS, 2022)

A 0.9-Nyquist-Band Digital Timing Mismatch Correction for Time-Interleaved ADCs Achieving Delay Tuning Range of 0.12-Sample-Period. - Ilia Kempi; Okko Järvinen; Marko Kosunen; Vishnu Unnikrishnan 001; Kari Stadius; Jussi Ryynänen (ISCAS, 2022)

A 2 GS/s 9-bit Time-Interleaved SAR ADC with Overlapping Conversion Steps. - Miikka Tenhunen; Kalle Spoof; Vishnu Unnikrishnan 001; Kari Stadius; Marko Kosunen; Jussi Ryynänen (NEWCAS, 2022)

Reconfigurable Signal Processing and DSP Hardware Generator for 5G Transmitters. - Agnimesh Ghosh; Andrei Spelman; Tze Hin Cheung; Dhanashree Boopathy; Vishnu Unnikrishnan 001; Vesa Lampu; Guixian Xu; Lauri Anttila; Kari Stadius; Marko Kosunen; Jussi Ryynänen (NorCAS, 2022)

True-Time-Delay Receiver IC With Reconfigurable Analog and Digital Beamforming. - Kalle Spoof; Miikka Tenhunen; Vishnu Unnikrishnan 001; Kari Stadius; Marko Kosunen; Jussi Ryynänen (IEEE Access, 2022)

Energy-Efficient Cyclic-Coupled Ring Oscillator With Delay-Based Injection Locking. - Okko Järvinen; Vishnu Unnikrishnan 001; Ilia Kempi; Santeri Porrasmaa; Kari Stadius; Marko Kosunen; Jussi Ryynänen (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

High-Precision Time-to-Digital Conversion for Calibration of Outphasing Radio Transmitters. - Dhanashree Boopathy; Tze Hin Cheung; Andrei Spelman; Agnimesh Ghosh; Vesa Lampu; Lauri Anttila; Kari Stadius; Marko Kosunen; Jussi Ryynänen; Vishnu Unnikrishnan 001 (NEWCAS, 2023)

Active Wideband 55-100-GHz Downconversion Mixer in 22-nm FDSOI CMOS. - Kimi Jokiniemi; Kaisa Ryynänen; Joni Vähä; Elmo Kankkunen; Kari Stadius; Jussi Ryynänen (NorCAS, 2023)

Toward All-Digital Time-Domain Neural Network Accelerators for In-Sensor Processing Applications. - Ahmed M. Mohey; Marko Kosunen; Jussi Ryynänen; Martin Andraud (NorCAS, 2023)

An Automated EM-Simulation Environment with Parameterized Layout Generation for Microwave Integrated Circuits. - Kaisa Ryynänen; Veeti Lahtinen; Santeri Porrasmaa; Kari Stadius; Marko Kosunen; Jussi Ryynänen (NorCAS, 2023)

End-to-End Multi-Target Verification Environment for a RISC-V Microprocessor. - Aleksi Korsman; Verneri Hirvonen; Otto Simola; Antti Tarkka; Marko Kosunen; Jussi Ryynänen (SMACD, 2023)

Multilevel Outphasing With Over-the-Air Combining in Large Antenna Arrays. - Vesa Lampu; Guixian Xu; Alberto Brihuega; Marko Kosunen; Vishnu Unnikrishnan 001; Jussi Ryynänen; Christian Fager; Mikko Valkama; Lauri Anttila (IEEE Trans. Commun., 2023)

Analysis of Current-Commutating Passive and Active Mixers for mmWave Applications. - Kimi Jokiniemi; Kaisa Ryynänen; Joni Vähä; Kari Stadius; Jussi Ryynänen (ISCAS, 2024)

Analysis and Design of Constant-Slope Voltage-to-Time Converters. - Santeri Porrasmaa; Okko Järvinen; Ilia Kempi; Kari Stadius; Marko Kosunen; Jussi Ryynänen (ISCAS, 2024)

Variable Time-Step 2.5-15 GHz Phase Modulator with Pre-Distortion for Outphasing Transmitters. - Tze Hin Cheung; Agnimesh Ghosh; Andrei Spelman; Dhanashree Boopathy; Vishnu Unnikrishnan 001; Lauri Anttila; Mikko Valkama; Marko Kosunen; Kari Stadius; Jussi Ryynänen (NewCAS, 2024)

Processor Configurable Sample Rate Converter for RISC-V and 5G Communication. - Otto Simola; Andrei Spelman; Aleksi Korsman; Marko Kosunen; Jussi Ryynänen (NewCAS, 2024)

Procedural Design, Verification and Implementation Framework for Analog Amplifiers. - Veeti Lahtinen; Santeri Porrasmaa; Marko Kosunen; Jussi Ryynänen (SMACD, 2024)

Reconfigurable Signal Processing and DSP Hardware Generator for 5G and Beyond Transmitters. - Agnimesh Ghosh; Andrei Spelman; Tze Hin Cheung; Dhanashree Boopathy; Kari Stadius; Manil Dev Gomony; Mikko Valkama; Jussi Ryynänen; Marko Kosunen; Vishnu Unnikrishnan 001 (IEEE Trans. Very Large Scale Integr. Syst., 2024)

Digital Polar Transmitters for Massive MIMO: Sum-Rate and Power Efficiency Analysis. - Guixian Xu; Vesa Lampu; Marko Kosunen; Vishnu Unnikrishnan 001; Jussi Ryynänen; Mikko Valkama; Lauri Anttila (IEEE Trans. Wirel. Commun., 2024)

55-100-GHz Enhanced Gilbert Cell Mixer Design in 22-nm FDSOI CMOS. - Kimi Jokiniemi; Kaisa Ryynänen; Joni Vähä; Elmo Kankkunen; Kari Stadius; Jussi Ryynänen (IEEE Trans. Very Large Scale Integr. Syst., 2024)

A 22-nm All-Digital Time-Domain Neural Network Accelerator for Precision In-Sensor Processing. - Ahmed M. Mohey; Jelin Leslin; Gaurav Singh 005; Marko Kosunen; Jussi Ryynänen; Martin Andraud (IEEE Trans. Very Large Scale Integr. Syst., 2024)

Gated Ring Oscillator-Based Time-to-Digital Converter for Event-Triggered Sensing Applications. - Ahmed M. Mohey; Marko Kosunen; Jussi Ryynänen; Martin Andraud (NewCAS, 2025)

Low-Power Wide-Range Time-to-Digital Converter for Time-of-Flight Range Finders. - Ahmed M. Mohey; Marko Kosunen; Jussi Ryynänen; Martin Andraud (IEEE Access, 2025)

Analysis and Design of mmWave Passive CMOS Circulators With Unequal Port Impedances. - Saeed Naghavi; Kari Stadius; Anu Lehtovuori; Ville Viikari; Jussi Ryynänen (IEEE Access, 2025)

Acore-CIM: build accurate and reliable mixed-signal CIM cores with RISC-V controlled self-calibration. - Omar Numan; Gaurav Singh 005; Kazybek Adam; Jelin Leslin; Aleksi Korsman; Otto Simola; Marko Kosunen; Jussi Ryynänen; Martin Andraud (CoRR, 2025)