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- research-articleJuly 2022
Efficient jamming attack against MIMO transceiver
AbstractThis work addresses the issue of point-to-point intelligent jamming against MIMO architecture-based systems. The receiver uses an optimal Maximum Likelihood (ML) detector to extract the data stream from the received signal. Analyzing ...
- research-articleJuly 2022
Joint beam selection and power allocation in cognitive collocated MIMO radar for potential guidance application under oppressive jamming
AbstractThe collocated multiple-input and multiple-output (MIMO) radar can track multiple targets simultanesouly under the simultaneous multi-beam (SM) working mode. In this case, each transmit beam is focused to illuminate the region of ...
- research-articleJuly 2022
The novel approach to the closed-form average bit error rate calculation for the Nakagami-m fading channel
AbstractThe research presents a procedure of the closed-form average bit error rate evaluation for wireless communication systems in the presence of multipath fading. A generalization of the classical moment generating function is applied, and ...
- research-articleJuly 2022
Joint active device detection and channel tracking of high-rate IoT devices in uncoordinated scenario with uncertain access probabilities over massive MIMO system
AbstractMassive MIMO systems can serve a large number of devices simultaneously and support these devices' traffic requirements, which is a prime requisite for the high-rate Internet of Things (IoT). All IoT devices send pilots to BS without ...
- research-articleJuly 2022
Joint range and angle estimation of low-elevation target with bistatic meter-wave FDA-MIMO radar
AbstractFrequency diverse array multiple-input-multiple-output (FDA-MIMO) radar, which has gained much attention in recent years, can be used for the estimation of multidimensional parameters due to the range-dependent property of the ...
- research-articleJuly 2022
One-bit DACs precoding for massive MU-MIMO systems based on antenna selection architecture
AbstractIn massive multi-user multiple-input multiple-output (MU-MIMO) communication systems, the utilization of one-bit digital-to-analog converters (DACs) in the base station (BS) radio frequency (RF) chains can significantly reduce the ...
- research-articleJuly 2022
MmWave relay systems with robust hybrid transceiver designs under correlated channel estimation errors
AbstractIn this paper, we incorporate mmWave systems with relay techniques to propose a hybrid transceiver design approach. The existing researches of hybrid transceiver designs mostly rely on accurate channel state information acquisitions. ...
- research-articleJuly 2022
A DPTF algorithm for the time-delay estimation in the reflected environment
AbstractIn passive localization, time-delay estimation (TDE) is an important technology. A common super-resolution approach for TDE is the generalized phase spectrum (GPS). However, because of the reflection in the environment, the phase of ...
- research-articleJuly 2022
Full-duplex cooperative uplink NOMA with adaptive decoding order
AbstractIn this paper, a full-duplex (FD) cooperative uplink (UL) non-orthogonal multiple access (NOMA) network is studied, where a far user communicates with a base station via a direct link and user relaying. It is assumed that there exist ...
- research-articleJuly 2022
Energy-efficient collection scheme based on compressive sensing in underwater wireless sensor networks for environment monitoring over fading channels
AbstractConsidering the energy-limited and fading channels of large underwater wireless sensor networks (UWSNs) in long-term environment monitoring, an energy-efficient collection scheme based on compressive sensing (CS) in UWSNs for ...
- research-articleJuly 2022
Cooperative caching strategy based on cluster and social interest in mobile edge network
AbstractMobile edge caching can deliver contents directly without the backhaul link, which can effectively solve the problem of spectrum scarcity caused by huge mobile data traffic. In this paper, different from the existing user-centric ...
- research-articleJuly 2022
Energy-efficient adaptive virtual-MIMO transmissions for LoRa uplink systems
AbstractLong range radio access (LoRa) is supposed to be a promising low-power wide-area network (LPWAN) technique for the massive Internet-of-Things (mIoT) applications. It can support up to six end devices (EDs) to transmit ...
- research-articleJuly 2022
Adaptive M-ary spread spectrum based dual-function detection and communication system
Highlights- An underwater dual-function transmit waveform is proposed based on continuous active sonar (CAS) system, which can perform the CAS detection and ...
In this paper, we propose a joint detection-communication technique for continuous active sonar (CAS) systems. Particularly, we embed information in the waveforms used for sonar detection via the adaptive M-ary Spread Spectrum ...