Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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Design of a wideband phased array using true-time-delay and phase-shifter (TTD-PS) hybrid beamforming for beam squint mitigation
Jiang S, Yu P G, Liu H Q, et al
Sci China Inf Sci, 2026, 69(5): 150301
Keywords: true-time-delay; phase shifter; wideband phased array antennas; beam squint; beam pointing error; error vector magnitude
Cite as: Jiang S, Yu P G, Liu H Q, et al. Design of a wideband phased array using true-time-delay and phase-shifter (TTD-PS) hybrid beamforming for beam squint mitigation. Sci China Inf Sci, 2026, 69: 150301, doi: 10.1007/s11432-025-4884-2

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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A circular-polarization high-efficiency wide-angle-AR four-beam AiP phased array for commercial aerospace communication
Song A H, Dai J, Yang K, et al
Sci China Inf Sci, 2026, 69(5): 150302
Keywords: antenna-in-packaging; circularly polarized; commercial aerospace communication; total radiation efficiency; wide-scanning axial ratio
Cite as: Song A H, Dai J, Yang K, et al. A circular-polarization high-efficiency wide-angle-AR four-beam AiP phased array for commercial aerospace communication. Sci China Inf Sci, 2026, 69: 150302, doi: 10.1007/s11432-025-4883-5

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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Silicon-based MEMS hybrid packaging approach for terahertz front-end integration: architecture, design, and prototype validation
Lu S, Shen Y Z, Hou F, et al
Sci China Inf Sci, 2026, 69(5): 150303
Keywords: 6G; antenna in package; D-band; silicon-based MEMS technology; terahertz front-end integration; waveguide-substrate transition
Cite as: Lu S, Shen Y Z, Hou F, et al. Silicon-based MEMS hybrid packaging approach for terahertz front-end integration: architecture, design, and prototype validation. Sci China Inf Sci, 2026, 69: 150303, doi: 10.1007/s11432-025-4882-5

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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Terahertz on-chip non-diffractive OAM metasurface antenna based on silicon microfabrication technology
Zhu S-Y, Cai Y L, Li Y C, et al
Sci China Inf Sci, 2026, 69(5): 150304
Keywords: orbital angular momentum; nondiffractive beam; metasurface; terahertz; on-chip antenna
Cite as: Zhu S-Y, Cai Y L, Li Y C, et al. Terahertz on-chip non-diffractive OAM metasurface antenna based on silicon microfabrication technology. Sci China Inf Sci, 2026, 69: 150304, doi: 10.1007/s11432-025-4870-6

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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One-dimensional planar multi-beam dual-polarized transmitarray for large-scale hybrid beam- forming system
Liu M C, Hou Y F, Ma K X
Sci China Inf Sci, 2026, 69(5): 150305
Keywords: antenna array; multibeam; transmitarray; beamforming; beam scanning
Cite as: Liu M C, Hou Y F, Ma K X. One-dimensional planar multi-beam dual-polarized transmitarray for large-scale hybrid beam- forming system. Sci China Inf Sci, 2026, 69: 150305, doi: 10.1007/s11432-025-4839-6

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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Demonstration of tracking and communication based on sub-terahertz phased- array system for next-generation intelligent mobile scenarios
Cao H Y, Wang Z, Wang W P, et al
Sci China Inf Sci, 2026, 69(5): 150306
Keywords: sub-terahertz phased-array; vehicular mobile communication; beam tracking; tracking and communication integration; demonstration and verification
Cite as: Cao H Y, Wang Z, Wang W P, et al. Demonstration of tracking and communication based on sub-terahertz phased- array system for next-generation intelligent mobile scenarios. Sci China Inf Sci, 2026, 69: 150306, doi: 10.1007/s11432-025-4879-4

Special Topic: Millimeter-Wave and Terahertz Phased-Array and System-Integration Technologies
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An H-band sliding-IF transmitter and receiver chipset in 130-nm SiGe BiCMOS
Fu S Q, Li S Y, Hu S H, et al
Sci China Inf Sci, 2026, 69(5): 150307
Keywords: Terahertz; transceiver; sliding-IF architecture; PA-last transmitter; LNA-last receiver
Cite as: Fu S Q, Li S Y, Hu S H, et al. An H-band sliding-IF transmitter and receiver chipset in 130-nm SiGe BiCMOS. Sci China Inf Sci, 2026, 69: 150307, doi: 10.1007/s11432-025-4890-5