A unipolar-driven synaptic transistor for environment-adaptable vision system [PDF]
Nature CommunicationsUnlike conventional synapses in neural networks relying on bipolar spike-driven modulation, biological synapses in the peripheral nervous system handle unipolar input based on stimulus intensity, generating excitatory or inhibitory signals.
Sukwon Jang +9 more
doaj +3 more sources
Hybrid LiDAR–radar at 9 μm wavelength with unipolar quantum optoelectronic devices [PDF]
NanophotonicsUnipolar quantum optoelectronics is emerging as a promising semiconductor platform for developing mid-infrared applications, particularly spectroscopy and free-space communications.
Del Balzo Livia +9 more
doaj +2 more sources
Failure of communication and capture: The perils of temporary unipolar pacing system [PDF]
Journal of Arrhythmia, 2015 We present a case of a patient with pacemaker dependence secondary to complete heart block who developed loss of capture of her temporary pacemaker.
Efe Sahinoglu, BChE +2 more
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Preprocessing of unipolar signals acquired by a novel intracardiac mapping system
Current Directions in Biomedical Engineering, 2016 The novel high-density mapping system RhythmiaTM Medical (Boston Scientific, Marlborough, USA) allows a fast and automatic acquisition of intracardiac electrograms (EGMs). For recording the ORION mini-basket catheter is used.
Huck Salina +5 more
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CONTROL SYSTEM FEATURES OF MAGNETIC-PULSE INSTALLATION AT UNIPOLAR MODE [PDF]
Avtomobilʹnyj Transport (Harʹkov), 2012 Construction features of monitoring and control system of magnetic pulse installation at work in unipolar mode were detected. Installation control system algorithm at work in multiple repeating mode of discharge pulses is proposed.
Dzyubenko, A. +3 more
doaj +1 more source
Research on over-voltage characteristics of ultra high-voltage direct current transmission system
Energy Reports, 2022 Load dumping overvoltage has a significant effect on insulation coordination of direct current (DC) transmission system. Based on the PSCAD/EMTDC electromagnetic transient simulation programs, this paper has built the electromagnetic transient ...
Yingjin Li +6 more
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Comparison between unipolar and bipolar single phase grid-connected inverters for PV applications [PDF]
, 2007 An inverter is essential for the interfacing of photovoltaic panels with the AC network. There are many possible inverter topologies and inverter switching schemes and each one will have its own relative advantages and disadvantages.
Ahfock, Tony, Bowtell, Les
core +5 more sources
Flip-OFDM for Unipolar Communication Systems [PDF]
IEEE Transactions on Communications, 2012 Unipolar communications systems can transmit information using only real and positive signals. This includes a variety of physical channels ranging from optical (fiber or free-space), to RF wireless using amplitude modulation with non-coherent reception, to baseband single wire communications.
Fernando, Nirmal +2 more
openaire +2 more sources
Bipolar Precharger for Hybrid Electrostatic Filtration Systems
Aerosol and Air Quality Research, 2021 Both hybrid electrostatic filtration and agglomeration technologies can effectively improve the efficiency of fine particle collection. A hybrid electrostatic filtration system with a wire-tube bipolar precharger was developed on the basis of bipolar ...
Yufeng Chang, Ling Shi, Pei Jia
doaj +1 more source
FPGA-Based Single-Phase PV Inverter Using Unipolar and Bipolar SPWM Control Techniques [PDF]
Engineering and Technology Journal, 2022 The study presents circuitry modeling and methodology to integrate solar photovoltaic (PV) energy with grid (AC) sources to supplement household appliances during a power cut-off or restricted supply period and alternating charge deep cycle batteries ...
Murtadha Sadeq, Hanan A. Akkar
doaj +1 more source