Zobrazeno 1 - 10
of 207
pro vyhledávání: '"polarization sensitive array"'
Publikováno v:
Hangkong bingqi, Vol 31, Iss 3, Pp 78-87 (2024)
In order to solve the problem of mismatch caused by the diversity of array elements and the placement of array in three dimensions, a hybrid three-dimensional polarization sensitive array direction finding model is proposed for a hybrid three-dimensi
Externí odkaz:
https://doaj.org/article/1c7a0526d3e540fc8d7a18a7be1b74d1
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 19, Iss 3, Pp 337-343 (2024)
ObjectiveThis paper proposes an online calibration direction-of-arrival (DOA) estimation algorithm to solve the problem of error interference by strong clutter in the flight of a rotating missile direction-finding system. MethodUsing the prior condit
Externí odkaz:
https://doaj.org/article/e53a2b56409d4bbab6e2d09dd967a410
Publikováno v:
Hangkong bingqi, Vol 30, Iss 3, Pp 129-135 (2023)
For the two-dimensional (2-D) spatial angle and polarization parameter estimation problem of spatial electromagnetic signals, a 2-D off-grid DOA and polarization parameter estimation algorithm based on dual parallel coprime polarization sensitive arr
Externí odkaz:
https://doaj.org/article/d7aa89a8b8a14594ba6af566e35fafda
Publikováno v:
Sensors, Vol 24, Iss 8, p 2485 (2024)
Partially impaired sensor arrays pose a significant challenge in accurately estimating signal parameters. The occurrence of bad data is highly probable, resulting in random loss of source information and substantial performance degradation in paramet
Externí odkaz:
https://doaj.org/article/6317695df4a142a0a41726a5463c0aa6
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2023, Iss 1, Pp 1-23 (2023)
Abstract Frequency diverse array multiple-input multiple-output (FDA-MIMO) radar is an emerging technology to offer range-angle-dependent beampattern. Polarimetric FDA-MIMO radar can sense additional polarization information to improve target identif
Externí odkaz:
https://doaj.org/article/4f404ec124cf41c2a99ded4b66c744e5
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2022, Iss 1, Pp 1-18 (2022)
Abstract Background Space–time adaptive processing (STAP) has been widely used in the fields of communication, radar, and navigation anti-jamming. However, the traditional scalar arrays used with STAP have limitations because they can only obtain s
Externí odkaz:
https://doaj.org/article/9b3a57b919f649a68877b8d5c795133b
Akademický článek
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Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 17, Iss 1, Pp 221-226 (2022)
ObjectivesAs the detection-of-arrival (DOA) estimation algorithm used in traditional polarization sensitive arrays has such problems as high computation complexity and poor real-time performance, this study proposes a data compression-based orthogona
Externí odkaz:
https://doaj.org/article/e7b1882c851d472bb4d7f5771810004e
Publikováno v:
Tongxin xuebao, Vol 42, Pp 88-95 (2021)
To address the problem that traditional direction-of-arrival （DOA） estimation algorithms did not fully utilize the signal characteristics of active decoys and radar， which led to poor angular resolution of anti-radiation missile， a single sna
Externí odkaz:
https://doaj.org/article/fa9b9fa6e4fa41efa3a6d29ef1c343a4
Publikováno v:
Remote Sensing, Vol 15, Iss 16, p 3929 (2023)
This paper presents a tracking algorithm for joint estimation of direction of arrival (DOA) and polarization parameters, which exhibit dynamic behavior due to the movement of signal source carriers. The proposed algorithm addresses the challenge of r
Externí odkaz:
https://doaj.org/article/46a2de4c240044b48b14e7f909f8e77e