张衡，中国科学院空天信息创新研究院，研究员。研究方向为星载合成孔径雷达系统与信号处理技术，重点开展高分辨率星载SAR成像、分布式SAR成像、多维SAR信息获取等方面研究。先后主持承担国家自然科学基金委员会青年基金、中国科协青年人才托举工程、部委科技项目7项，在国内外学术期刊发表学术论文60余篇，申请国家及欧美发明专利60多项。

工作经历：

2024.12—至今     中国科学院空天信息创新研究院      研究员

2020.12—2024.12  中国科学院空天信息创新研究院      副研究员

2020.09—2020.12  中国科学院空天信息创新研究院      助理研究员

星载合成孔径雷达系统与信号处理

（1）国家自然科学基金          负责人  国家任务   2020.01—2023.12
（2）“十四五”航天专项预研    负责人  国家任务   2023.11—2024.11

（3）中国科协青年人才托举工程  负责人  国家任务   2021.01—2023.12

（4）卫星载荷研制与校飞应用    负责人  横向任务   2024.12—2027.06

 D. Liang, H. Zhang, K. Liu, D. Liu, and R. Wang, “Phase Synchronization Techniques for Bistatic and Multistatic Synthetic Aperture Radar: Accounting for frequency offset,” IEEE Geosci. Remote Sens. Mag., vol. 10, no. 3, pp. 153–167, Sep. 2022.

[2] Y. Deng, W. Yu, P. Wang, D. Xiao, W. Wang, K. Liu, and H. Zhang, “The High-Resolution Synthetic Aperture Radar System and Signal Processing Techniques: Current progress and future prospects [Review Papers],” IEEE Geosci. Remote Sens. Mag., vol. 12, no. 4, pp. 169–189, Dec. 2024.

[3] M. Zhang, R. Wang, Y. Deng, L. Wu, Z. Zhang, H. Zhang, N. Li, Y. Liu, and X. Luo, “A Synchronization Algorithm for Spaceborne/Stationary BiSAR Imaging Based on Contrast Optimization With Direct Signal From Radar Satellite,” IEEE Trans. Geosci. Remote Sens., vol. 54, no. 4, pp. 1977–1989, Apr. 2016.

[4] H. Zhang, Y. Deng, R. Wang, N. Li, S. Zhao, F. Hong, L. Wu, and O. Loffeld, “Spaceborne/Stationary Bistatic SAR Imaging With TerraSAR-X as an Illuminator in Staring-Spotlight Mode,” IEEE Trans. Geosci. Remote Sens., vol. 54, no. 9, pp. 5203–5216, Sep. 2016.

[5] G. Jin, K. Liu, D. Liu, D. Liang, H. Zhang, N. Ou, Y. Zhang, Y. Deng, C. Li, and R. Wang, “An Advanced Phase Synchronization Scheme for LT-1,” IEEE Trans. Geosci. Remote Sens., vol. 58, no. 3, pp. 1735–1746, Mar. 2020.

[6] Y. Zhang, H. Zhang, N. Ou, K. Liu, D. Liang, Y. Deng, and R. Wang, “First Demonstration of Multipath Effects on Phase Synchronization Scheme for LT-1,” IEEE Trans. Geosci. Remote Sens., vol. 58, no. 4, pp. 2590–2604, Apr. 2020.

[7] C. Li, H. Zhang, Y. Deng, R. Wang, K. Liu, D. Liu, G. Jin, and Y. Zhang, “Focusing the L-Band Spaceborne Bistatic SAR Mission Data Using a Modified RD Algorithm,” IEEE Trans. Geosci. Remote Sens., vol. 58, no. 1, pp. 294–306, Jan. 2020.

[8] Q. Zhao, Y. Zhang, W. Wang, K. Liu, Y. Deng, H. Zhang, Y. Wang, Y. Zhou, and R. Wang, “On the Frequency Dispersion in DBF SAR and Digital Scalloped Beamforming,” IEEE Trans. Geosci. Remote Sens., vol. 58, no. 5, pp. 3619–3632, May 2020.

[9] D. Liang, K. Liu, H. Zhang, Y. Chen, H. Yue, D. Liu, Y. Deng, H. Lin, T. Fang, C. Li, and R. Wang, “The Processing Framework and Experimental Verification for the Noninterrupted Synchronization Scheme of LuTan-1,” IEEE Trans. Geosci. Remote Sens., vol. 59, no. 7, pp. 5740–5750, Jul. 2021.

[10] G. Shu, N. Wang, W. Wang, Y. Deng, Y. Zhang, H. Zhang, N. Li, and R. Wang, “A Novel Vortex Synthetic Aperture Radar Imaging System: Decreasing the Pulse Repetition Frequency Without Increasing the Antenna Aperture,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–14, Jul. 2022.

[11] W. Hou, F. Zhao, X. Liu, H. Zhang, and R. Wang, “A Unified Framework for Comparing the Classification Performance Between Quad-, Compact-, and Dual-Polarimetric SARs,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–14, Jul. 2022.

[12] Y. Cai, Y. Deng, H. Zhang, R. Wang, Y. Wu, and S. Cheng, “An Image-Domain Least L1-Norm Method for Channel Error Effect Analysis and Calibration of Azimuth Multi-Channel SAR,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–14, Jul. 2022.

[13] H. Lin, Y. Deng, H. Zhang, J. Wang, D. Liang, T. Fang, and R. Wang, “Estimating and Removing Ionospheric Effects for L-Band Spaceborne Bistatic SAR,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–16, Jul. 2022.

[14] T. Fang, Y. Deng, D. Liang, L. Zhang, H. Zhang, H. Fan, and W. Yu, “Multichannel Sliding Spotlight SAR Imaging: First Result of GF-3 Satellite,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–16, Jul. 2022.

[15] Y. Wu, H. Zhang, J. Wang, R. Wang, F. Zhao, Z. Wu, and Y. Cai, “Stereo-Radargrammetry Assisted InSAR Phase Unwrapping Method for DEM Generation,” IEEE Trans. Geosci. Remote Sens., vol. 60, no. 7, pp. 1–18, Sep. 2022.

[16] Y. Cai, J. Li, Q. Yang, D. Liang, K. Liu, H. Zhang, P. Lu, and R. Wang, “First Demonstration of RFI Mitigation in the Phase Synchronization of LT-1 Bistatic SAR,” IEEE Trans. Geosci. Remote Sens., vol. 61, no. 7, pp. 1–19, Sep. 2023.

[17] Y. Wu, J. Wang, H. Zhang, F. Zhao, W. Xiang, H. Li, H. Wang, and L. An, “SSENet: A Multiscale 3-D Convolutional Neural Network for InSAR Shift Estimation,” IEEE Trans. Geosci. Remote Sens., vol. 61, no. 7, pp. 1–15, Sep. 2023.

[18] F. Xue, J. Wang, M. Zheng, H. Zhang, X. Liu, L. Wang, X. Jia, and Y. Deng, “Dual-Frequency Four-Stage Polarimetric SAR Interferometry for Forest Height Estimation,” IEEE Trans. Geosci. Remote Sens., vol. 62, no. 7, pp. 1–15, Sep. 2024.

[19] S. Shi, H. Zhang, Y. Deng, and M. Ren, “Increase the Coherent Processing Interval for SAR Focusing of Maneuvering Ships by Data Resampling,” IEEE Trans. Geosci. Remote Sens., vol. 62, no. 7, pp. 1–22, Sep. 2024.

[20] X. Zhao, Y. Deng, H. Han, H. Zhang, X. Liu, and D. Liu, “Investigating the Residual Polarimetric Distortion and Removing the Low-Quality Area of Chandrayaan-2 Dual-Frequency Synthetic Aperture Radar Full-Polarization Images,” IEEE Trans. Geosci. Remote Sens., vol. 62, no. 7, pp. 1–17, Sep. 2024.

[21] H. Lu, H. Zhang, H. Fan, D. Liu, J. Wang, X. Wan, L. Zhao, Y. Deng, F. Zhao, and R. Wang, “Forest height retrieval using P-band airborne multi-baseline SAR data: A novel phase compensation method,” ISPRS J. Photogramm. Remote Sens., vol. 175, no. 7, pp. 99–118, May 2021.

[22] G. Shu, W. Wang, D. Liang, Y. Deng, R. Wang, H. Zhang, and N. Li, “Chirp Signal Transmission and Reception With Orbital Angular Momentum Multiplexing,” IEEE Antennas Wirel. Propag. Lett., vol. 18, no. 5, pp. 986–990, May 2019.

[23] D. Liang, H. Zhang, T. Fang, Y. Deng, W. Yu, L. Zhang, and H. Fan, “Processing of Very High Resolution GF-3 SAR Spotlight Data With Non-Start–Stop Model and Correction of Curved Orbit,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 13, no. 5, pp. 2112–2122, May 2020.

[24] M. Ren, H. Zhang, W. Yu, Z. Chen, and H. Li, “An Efficient Full-Aperture Approach for Airborne Spotlight SAR Data Processing Based on Time-Domain Dealiasing,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 15, no. 5, pp. 2463–2475, May 2022.

[25] H. Lin, Y. Deng, H. Zhang, D. Liang, and X. Jia, “An Imaging Method for Spaceborne Cooperative Multistatic SAR Formations With Nonzero Cross-Track Baselines,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 15, no. 5, pp. 8541–8551, May 2022.

[26] L. Li, J. Wang, H. Zhang, Y. Zhang, Y. Wang, and Y. Fu, “An Automatic Spatial-Temporal Evolution Inversion Method of Mining Goaf Based on the Improved Hotspot Analysis and Probability Integral Method,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 17, no. 5, pp. 1315–1330, May 2024.

[27] Y. Guo, M. Ren, H. Zhang, Y. Liu, and H. Yue, “Imaging Algorithm for Sliding Spotlight SAR Operating in the Ascending and Descending Periods of Highly Elliptical Orbits,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 17, no. 5, pp. 17371–17381, May 2024.

[28] H. Lu, H. Zhang, Y. Deng, J. Wang, and W. Yu, “Building 3-D Reconstruction With a Small Data Stack Using SAR Tomography,” IEEE J. Sel. Top. Appl. Earth Obs. Remote Sens., vol. 13, no. 5, pp. 2461–2474, May 2020.

（1）2020年  部级科技进步一等奖

（2）2023年  部级科技进步一等奖

（3）2023年  湖北省科技进步二等奖