Huiyong Li
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View article: Sensing Security Oriented OFDM-ISAC Against Multi-Intercept Threats
Sensing Security Oriented OFDM-ISAC Against Multi-Intercept Threats Open
In recent years, security has emerged as a critical aspect of integrated sensing and communication (ISAC) systems. While significant research has focused on secure communications, particularly in ensuring physical layer security, the issue…
View article: Sensing-Aware Transmit Waveform/Receive Filter Design for OFDM-MBS Systems
Sensing-Aware Transmit Waveform/Receive Filter Design for OFDM-MBS Systems Open
In this letter, we study the problem of cooperative sensing design for an orthogonal frequency division multiplexing (OFDM) multiple base stations (MBS) system. We consider a practical scenario where the base stations (BSs) exploit certain…
View article: Codesign of Transmit Waveform and Receive Filter with Similarity Constraints for FDA-MIMO Radar
Codesign of Transmit Waveform and Receive Filter with Similarity Constraints for FDA-MIMO Radar Open
The codesign of the receive filter and transmit waveform under similarity constraints is one of the key technologies in frequency diverse array multiple-input multiple-output (FDA-MIMO) radar systems. This paper discusses the design of con…
View article: Power and Waveform Resource Allocation Method of LPI Netted Radar for Target Search and Tracking
Power and Waveform Resource Allocation Method of LPI Netted Radar for Target Search and Tracking Open
A joint power and waveform resource allocation algorithm is proposed for netted radar integrated search and tracking tasks with low probability of intercept. For the search and tracking performance, the detection probability and the poster…
View article: Molecular mechanisms of heterosis under drought stress in maize hybrids Zhengdan7137 and Zhengdan7153
Molecular mechanisms of heterosis under drought stress in maize hybrids Zhengdan7137 and Zhengdan7153 Open
Maize is one of the most successful crops in utilizing heterosis which significantly improves maize stresses resistance and yield. Drought is a destructive abiotic stress that significantly reduces crop yield, particularly in maize. Drough…
View article: Exploiting Target Location Distribution in MIMO Radar: PCRB vs. PSBP for Transmit Beampattern Design
Exploiting Target Location Distribution in MIMO Radar: PCRB vs. PSBP for Transmit Beampattern Design Open
This paper investigates the issue of how to exploit prior target location distribution for multiple input multiple output (MIMO) radar transmit beampattern design. We consider a MIMO radar aiming to estimate the random angular location par…
View article: Enhancing Physical Layer Security in Dual-Function Radar-Communication Systems With Hybrid Beamforming Architecture
Enhancing Physical Layer Security in Dual-Function Radar-Communication Systems With Hybrid Beamforming Architecture Open
In this letter, we investigate enhancing the physical layer security (PLS)\nfor the dual-function radar-communication (DFRC) system with hybrid beamforming\n(HBF) architecture, where the base station (BS) achieves downlink communication\na…
View article: Characteristics, Controlling Factors and Reservoir Quality Implications of Inner Fracture Zones in Buried Hills of Archean Covered Metamorphic Rock in Block 13-2, Bozhong Depression
Characteristics, Controlling Factors and Reservoir Quality Implications of Inner Fracture Zones in Buried Hills of Archean Covered Metamorphic Rock in Block 13-2, Bozhong Depression Open
Inner fracture zones play a decisive role in the formation of high-quality reservoirs in buried hill reservoirs in covered metamorphic rock. Based on core, sidewall core, thin section, seismic, logging and reservoir physical property data,…
View article: Massive Mimo Secure Beamforming Design Via Manifold Optimization Combined with Momentum
Massive Mimo Secure Beamforming Design Via Manifold Optimization Combined with Momentum Open
View article: Relative Entropy-Based Constant-Envelope Beamforming for Target Detection in Large-Scale MIMO Radar With Low-Resoultion ADCs
Relative Entropy-Based Constant-Envelope Beamforming for Target Detection in Large-Scale MIMO Radar With Low-Resoultion ADCs Open
Hybrid digital/analog architecture and low-resolution analog-to-digital/digital-to-analog converters (ADCs /DACs) are two low-cost implementations for large-scale millimeter wave (mmWave) systems. In this paper, we investigate the problem …
View article: Signal as Token: Robust Doa Estimation in Complex Environments Aided by Transformer
Signal as Token: Robust Doa Estimation in Complex Environments Aided by Transformer Open
View article: 渤海西部沙西北斜坡带下古生界潜山储层特征及成藏主控因素
渤海西部沙西北斜坡带下古生界潜山储层特征及成藏主控因素 Open
摘要: 渤海规模性潜山油气发现集中在山头的太古宇变质岩，而下古生界碳酸盐岩发育在斜坡带，已有地质模式难以解释其成藏规律.运用岩心、薄片、地震、成像测井及分析化验等资料，开展了沙西北下古生界储层特征和成藏主控因素研究.结果表明，该区下古生界碳酸盐岩发育“缝‒洞”型储层，储集空间受裂缝和岩溶两大因素控制；印支期以来的3期断裂活动形成了连排式构造‒地层圈闭；北侧南堡凹陷生烃灶的超压为成藏提供了强劲的充注条件，新生界披覆式泥岩提供了区域性封盖条件，断块上倾端的致密灰岩为油气在斜坡带…
View article: Polarization space time adaptive processing based on maximum likelihood polarization vector estimation
Polarization space time adaptive processing based on maximum likelihood polarization vector estimation Open
In airborne radar, signal to clutter plus noise ratio (SCNR) can be improved by utilizing polarization space time adaptive processing (PSTAP). The optimal output SCNR is obtained when the expected polarization-space-time (PST) vector match…
View article: Transmitter selection and receiver placement for target parameter estimation in cooperative radar‐communications system
Transmitter selection and receiver placement for target parameter estimation in cooperative radar‐communications system Open
Target parameter estimation is considered for the cooperative multiple‐input multiple‐output (MIMO) radar and MIMO communications system. To address the hardware limitation of the radar system, a joint transmitter selection and receiver pl…
View article: The interactions of volcanism and clastic sedimentation in rift basins: Insights from the Palaeogene‐Neogene Shaleitian uplift and surrounding sub‐basins, Bohai Bay Basin, China
The interactions of volcanism and clastic sedimentation in rift basins: Insights from the Palaeogene‐Neogene Shaleitian uplift and surrounding sub‐basins, Bohai Bay Basin, China Open
Although volcanism is an important process in the evolution of rift basins, current tectono‐sedimentary models largely neglect its impact on sediment supply, transport pathways, and depositional systems. In this paper, we integrate core, w…
View article: Discovery of Bozhong 13-2 Archean large monoblock volatile buried hill oilfield and its oil and gas exploration significance
Discovery of Bozhong 13-2 Archean large monoblock volatile buried hill oilfield and its oil and gas exploration significance Open
The hydrocarbon accumulation pattern of the Mesozoic covered Archean buried hill in the Bohai Oilfield was not clarified before, which restricts the oil and gas exploration progress in this area. In recent years, reservoir development mode…
View article: Author response for "Cenozoic evolution of Zhangjiakou‐Penglai Fault Zone in the western offshore Bohai Bay Basin: Evidence from 3D seismic data"
Author response for "Cenozoic evolution of Zhangjiakou‐Penglai Fault Zone in the western offshore Bohai Bay Basin: Evidence from 3D seismic data" Open
View article: Author response for "Cenozoic evolution of Zhangjiakou‐Penglai Fault Zone in the western offshore Bohai Bay Basin: Evidence from 3D seismic data"
Author response for "Cenozoic evolution of Zhangjiakou‐Penglai Fault Zone in the western offshore Bohai Bay Basin: Evidence from 3D seismic data" Open
View article: A Joint Sparse Space-Time Adaptive Processing Method
A Joint Sparse Space-Time Adaptive Processing Method Open
At present, most of the sparse space-time adaptive processing(STAP) methods focus on exploiting the clutter sparsity. In this paper, different from the present sparse STAP methods, both the clutter sparsity and the target sparsity in STAP …
View article: Joint parameter estimation employing coherent passive MIMO radar
Joint parameter estimation employing coherent passive MIMO radar Open
Passive multiple‐input multiple‐output radar is studied for the problem of joint estimation of target location and velocity. A general case is considered, where the signals of opportunity may be non‐orthogonal and the clutter‐plus‐noise ma…
View article: Characteristics and controlling factors of deep buried-hill reservoirs in the BZ19-6 structural belt, Bohai sea area
Characteristics and controlling factors of deep buried-hill reservoirs in the BZ19-6 structural belt, Bohai sea area Open
The BZ19-6 deep buried-hill structural belt in the southwest of Bozhong Sag, Bohai Bay Basin, is a newly discovered super-giant oil and gas bearing area. The study on its reservoirs is still in the early stage, and the characteristics and …
View article: Fast long‐time coherent integration algorithm for detecting manoeuvring targets with high‐order motion parameters based on GKT and ISCPF
Fast long‐time coherent integration algorithm for detecting manoeuvring targets with high‐order motion parameters based on GKT and ISCPF Open
This study deals with the efficient correction of range migration (RM) and Doppler frequency migration (DFM) for long‐time coherent integration in detecting manoeuvring targets with complex motions. A fast long‐time coherent integration al…
View article: Linear Regression Based Clutter Reconstruction for STAP
Linear Regression Based Clutter Reconstruction for STAP Open
Space-time adaptive processing (STAP) is supposed to be a crucial technique for improving target detection performance in a strong clutter background for airborne phased array radar systems. In this paper, we consider the extremely heterog…
View article: Understanding multiple-input multiple-output active noise control from a perspective of sampling and reconstruction
Understanding multiple-input multiple-output active noise control from a perspective of sampling and reconstruction Open
This paper formulates the multiple-input multiple- output active noise control as a spatial sampling and reconstruction problem. With the proposed formulation, the inputs from the reference microphones and the outputs of the antinoise sour…
View article: Ionospheric decontamination based on sparse reconstruction for skywave radar
Ionospheric decontamination based on sparse reconstruction for skywave radar Open
Ionospheric phase decontamination is the key factor to improve the target detection capability of skywave radar. In this paper, a new ionospheric phase decontamination algorithm is proposed based on sparse reconstruction. We transform the …
View article: A robust generalized sidelobe canceller via steering vector estimation
A robust generalized sidelobe canceller via steering vector estimation Open
In the presence of the direction of arrival (DOA) mismatch, the performance of generalized sidelobe canceller (GSC) may suffer severe degradation due to the gain loss of the desired signal in the main array and cancellation. In this paper,…
View article: Phase Clustering Based Modulation Classification Algorithm for PSK Signal over Wireless Environment
Phase Clustering Based Modulation Classification Algorithm for PSK Signal over Wireless Environment Open
Promptitude and accuracy of signals’ non-data-aided (NDA) identification is one of the key technology demands in noncooperative wireless communication network, especially in information monitoring and other electronic warfare. Based on thi…
View article: Sea clutter constituent synthesis approach based on a new decomposition model
Sea clutter constituent synthesis approach based on a new decomposition model Open
In this paper, a sea clutter decomposition model is newlxy proposed. The decomposition structure is organized according to a comparison study between measured sea clutter and Lorenz chaotic signals. Based on the decomposition model, a sea …
View article: Research on the Multi-Period Small-Signal Stability Probability of a Power System with Wind Farms Based on the Markov Chain
Research on the Multi-Period Small-Signal Stability Probability of a Power System with Wind Farms Based on the Markov Chain Open
In the traditional studies on small-signal stability probability of a power system with wind farms, the frequency of wind speed was often assumed to obey to some extent a particular probability distribution. The stability probability that …
View article: Harmonic signal detection method from strong chaotic background based on optimal filter
Harmonic signal detection method from strong chaotic background based on optimal filter Open
It is of great significance to study the weak harmonic signal detection from strong chaotic background. Current detection methods mainly use the chaotic phase space reconstruction method based on Takens theory, among which the neural netwo…