WACNet - Wireless Ad-hoc Community Network. - Koichi Gyoda; Youiti Kado; Yuichiro Ohno; Kazuo Hasuike; Takashi Ohira (ISCAS (4), 2001)

Emerging adaptive antenna techniques for wireless ad-hoc networks. - Takashi Ohira (ISCAS (4), 2001)

A super-exponential blind adaptive beamforming algorithm. - Kehu Yang; Takashi Ohira; Yimin Zhang 001; Chong-Yung Chi (ICASSP, 2002)

Analog smart antennas: an overview. - Takashi Ohira (PIMRC, 2002)

Reception of coded OFDM signals in broad-band fading environments with strong cochannel interference. - Thomas Hunziker; Masaya Hashiguchi; Takashi Ohira (GLOBECOM, 2003)

Reactance-domain MUSIC for ESPAR antennas (experiment). - Eddy Taillefer; Cyril Plapous; Jun Cheng 001; Kyouichi Iigusa; Takashi Ohira (WCNC, 2003)

A simple and accurate mathematical model of electronically steerable parasitic array radiator antennas. - Kyouichi Iigusa; Takashi Ohira (CCNC, 2004)

Reactance diversity: proof-of-concept experiments in an indoor multipath-fading environment with a 5-GHz prototype planar ESPAR antenna. - Takuma Sawaya; Kyouichi Iigusa; Makoto Taromaru; Takashi Ohira (CCNC, 2004)

An iterative beamforming technique for OFDM-based wireless networks with uncoordinated channel access. - Thomas Hunziker; Tomoyuki Aono; Takashi Ohira (ICC, 2004)

An Interference Avoidance Technique for Ad Hoc Networks Employing Array Antennas. - Thomas Hunziker; Jacir Luiz Bordim; Takashi Ohira; Shinsuke Tanaka (ICT, 2004)

A CSMA/CA-based medium access scheme for array antenna-enhanced wireless ad hoc networks. - Thomas Hunziker; Jacir Luiz Bordim; Takashi Ohira; Shinsuke Tanaka (ISWCS, 2004)

An iterative beamforming and decoding procedure for wireless networks with uncoordinated channel access. - Thomas Hunziker; Tomoyuki Aono; Takashi Ohira (IEEE Commun. Lett., 2004)

Mathematical proof of Leeson's oscillator noise spectrum model. - Takashi Ohira (IEICE Electron. Express, 2004)

Super-exponential blind adaptive beamforming. - Kehu Yang; Takashi Ohira; Yimin Zhang 001; Chong-Yung Chi (IEEE Trans. Signal Process., 2004)

A Compact Espar Antenna with Planar Parasitic Elements on a Dielectric Cylinder. - Qing Han; Brett Hanna; Takashi Ohira (IEICE Trans. Commun., 2005)

Perturbation Analysis and Experimental Verification of Intermodulation and Harmonic Distortion for an Anti-Series Varactor Pair. - Qing Han; Keizo Inagaki; Takashi Ohira (IEICE Trans. Electron., 2005)

Rigorous Q-factor formulation for one- and two-port passive linear networks from an oscillator noise spectrum viewpoint. - Takashi Ohira (IEEE Trans. Circuits Syst. II Express Briefs, 2005)

Dimensional extension of Kurokawa's stability criterion for general multi-port device oscillators. - Takashi Ohira; Kiyomichi Araki (IEICE Electron. Express, 2006)

Oscillator frequency spectrum as viewed from resonant energy storage and complex Q factor. - Takashi Ohira; Kiyomichi Araki (IEICE Electron. Express, 2006)

Special Section on Emerging Microwave Techniques. - Takashi Ohira (IEICE Trans. Electron., 2006)

Spatial Fading Simulator Using a Cavity-Excited Circular Array (CECA) for Performance Evaluation of Antenna Arrays. - Chulgyun Park; Jun-ichi Takada; Kei Sakaguchi; Takashi Ohira (IEICE Trans. Commun., 2006)

Spreading Set With Error Correction for Multiple-Access Adder Channel. - Jun Cheng 001; Takashi Ohira; Koichi Kamoi; Yoichiro Watanabe (IEEE Trans. Inf. Theory, 2006)

Employing Coordinated Transmit and Receive Beamforming in Clustering Double-Directional Radio Channel. - Chen Sun; Makoto Taromaru; Takashi Ohira (EURASIP J. Wirel. Commun. Netw., 2007)

Active Q-Factor and Equilibrium Stability Formulation for Sinusoidal Oscillators. - Takashi Ohira; Kiyomichi Araki (IEEE Trans. Circuits Syst. II Express Briefs, 2007)

Maximum-Likelihood Array Signal Decoding in the Presence of Block-Wise Stationary Cochannel Interference. - Thomas Hunziker; Jacir Luiz Bordim; Makoto Taromaru; Takashi Ohira (IEEE Trans. Wirel. Commun., 2007)

Pseudolinear Circuit Theory for Sinusoidal Oscillator Performance Maximization. - Takashi Ohira; Tuya Wuren (IEICE Trans. Electron., 2008)

Optimal Frame Splitting for Downlink MIMO Channels With Distributed Antenna Arrays. - Chen Sun; Thomas Hunziker; Jun Cheng 001; Makoto Taromaru; Takashi Ohira (IEEE Trans. Veh. Technol., 2008)

Interference Canceller Based on Cycle-and-Add Property for Single User Detection in DS-CDMA. - Ranga Hettiarachchi; Mitsuo Yokoyama; Hideyuki Uehara; Takashi Ohira (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Extended Adler's injection locked Q factor formula for general one- and two-port active device oscillators. - Takashi Ohira (IEICE Electron. Express, 2010)

Beam steering array antenna controlled by optical wavelength. - Keizo Inagaki; Takashi Ohira; Tetsuya Kawanishi; Masayuki Izutsu (IEICE Electron. Express, 2011)

Active Q Factor Analysis for Non-uniform Microstrip Stub Colpitts FET Oscillators. - Tuya Wuren; Takashi Ohira (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Dedicated Q factor formulas stemming from oscillation frequency stability against source and load deviations. - Takashi Ohira (IEICE Electron. Express, 2012)

Unified active Q factor formula for use in noise spectrum estimation from Leeson's and Hajimiri's models. - Takanari Minami; Takashi Ohira (IEICE Electron. Express, 2013)

Power efficiency and optimum load formulas on RF rectifiers featuring flow-angle equations. - Takashi Ohira (IEICE Electron. Express, 2013)

Erratum: Unified active Q factor formula for use in noise spectrum estimation from Leeson's and Hajimiri's models [IEICE Electronics Express Vol 10 (2013) No 24 pp 20130806]. - Takanari Minami; Takashi Ohira (IEICE Electron. Express, 2014)

Extended k-Q product formulas for capacitive- and inductive-coupling wireless power transfer schemes. - Takashi Ohira (IEICE Electron. Express, 2014)

Maximum available efficiency formulation based on a black-box model of linear two-port power transfer systems. - Takashi Ohira (IEICE Electron. Express, 2014)

Power division ratio on multi-hop WPT considering coupling of the receiver with two couplers. - Akiro Shimada; Shinsuke Ohtake; Yuichi Miyaji; Hideyuki Uehara; Takashi Ohira (IEICE Electron. Express, 2014)

Internal Power Loss Formulas of Lumped-Element Matching Circuits for High-Efficiency Wireless Power Transfer. - Kyohei Yamada; Naoki Sakai; Takashi Ohira (IEICE Trans. Electron., 2016)

Power Dependent Impedance Measurement Exploiting an Oscilloscope and Möbius Transformation. - Sonshu Sakihara; Masaru Takana; Naoki Sakai; Takashi Ohira (IEICE Trans. Electron., 2017)

Graphical Representation of the Power Transfer Efficiency of Lumped-Element Circuits Based on Hyperbolic Geometry. - Kyohei Yamada; Takashi Ohira (IEEE Trans. Circuits Syst. II Express Briefs, 2017)

Power transfer efficiency formulation for reciprocal and non-reciprocal linear passive two-port systems. - Takashi Ohira (IEICE Electron. Express, 2018)

Power Transfer Theory on Linear Passive Two-Port Systems. - Takashi Ohira (IEICE Trans. Electron., 2018)

Far-End Reactor Matching to a Traveling Load Along an RF Power Transmission Line. - Sonshu Sakihara; Satoshi Kitabayashi; Naoki Sakai; Takashi Ohira (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

Live Demonstration: An HF Capacitive Wireless Power Transfer to a Quad-Rotor Drone. - Takashi Ohira; Satoshi Tsukamoto; Naoki Sakai; Shinji Abe; Masayoshi Sugino; Nobukazu Sakura; Kunihiko Sasaki (ISCAS, 2019)

Class-E Synchronous RF Rectifier: Circuit Formulation, Geodesic Trajectory, Time-Domain Simulation, and Prototype Experiment. - Ryoya Honda; Minoru Mizutani; Masaya Tamura; Takashi Ohira (IEICE Trans. Electron., 2023)

Comprehensive Design Approach to Switch-Mode Resonant Power Amplifiers Exploiting Geodesic-to-Geodesic Impedance Conversion. - Minoru Mizutani; Takashi Ohira (IEICE Trans. Electron., 2024)

Coupling Quality Factor and Friis Formula Shake Hands on Wireless Power Transfer between Dipole Antennas. - Shinji Abe; Qiaowei Yuan; Takashi Ohira (IEICE Trans. Commun., 2025)