Research Progress of Terahertz Wave in 6G Communication Network

Li Li; Hongyi Ge; Yuying Jiang; Guangming Li; Lü Ming; Fei Wang; Yuan Zhang

doi:10.3788/LOP202259.1300007

Journals >Laser & Optoelectronics Progress >Volume 59 >Issue 13 >Page 1300007 > Article

Laser & Optoelectronics Progress
Vol. 59, Issue 13, 1300007 (2022)

Research Progress of Terahertz Wave in 6G Communication Network

Li Li^1、2, Hongyi Ge^1、2、***, Yuying Jiang^1、3、**, Guangming Li^1、2, Lü Ming^1、2, Fei Wang^1、2, and Yuan Zhang^1、2、*

Author Affiliations

¹Key Laboratory of Grain Information Processing and Control, Ministry of Education, Henan University of Technology, Zhengzhou 450001, Henan , China

²College of Information Science and Engineering, Henan University of Technology, Zhengzhou 450001, Henan , China

³School of Artificial Intelligence and Big Data, Henan University of Technology, Zhengzhou 450001, Henan , China

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DOI: 10.3788/LOP202259.1300007 Cite this Article Set citation alerts

Li Li, Hongyi Ge, Yuying Jiang, Guangming Li, Lü Ming, Fei Wang, Yuan Zhang. Research Progress of Terahertz Wave in 6G Communication Network[J]. Laser & Optoelectronics Progress, 2022, 59(13): 1300007 Copy Citation Text

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Application scenarios of bidirectional terahertz multi beam control device[52]. (a) Application scenario of reflection mode; (b) application scenario of transmission mode

Fig. 1. Application scenarios of bidirectional terahertz multi beam control device^[52]. (a) Application scenario of reflection mode; (b) application scenario of transmission mode

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Fig. 2. Comparison of power distributions in different cases^[56]. (a) No IRS case; (b) IRS control case

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Fig. 3. Thin-layer porous biopolymer aerogel^[60]

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Fig. 4. Effect of optical doping on nonlinear terahertz response^[61]. (a) Schematic diagram of 400 nm pumped terahertz probe system. 400 nm pumped terahertz waves are irradiated onto 13.3 ps super surface after pumping; (b) inter-valley scattering occurs after irradiation of strong terahertz waves, which reduces mobility of electrons; (c) schematic diagram of super surface

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Fig. 5. Experimental demonstration of uncompressed 4K HD video transmission^[66]

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Terahertz device	Feature	Application	Reference
Multi-hole core photonic crystal fiber	75.28% high core power；superior optical parameters，high birefringence，high fidelity；low bending loss	Long-range，high data rate，terahertz broadband communications	Upadhyay et al.^［29］
Terahertz guided-mode resonant trap filter	Variable filter strength；high quality factor；low refractive index；low absorption loss	Terahertz long-distance communication，sensing，etc.	Bark et al.^［30］
Dual parallel Mach-Zendel modulator	Reduces signal processing complexity and system cost by eliminating the need for pre-coding techniques and digital-to-analog conversion	Generate wide spectrum orthogonal phase shift keyed vector signals	Yang et al.^［31］
Bandstop filter	Narrow bandwidth；deep band resistance；polarization insensitive	Terahertz communications，terahertz modulation devices，terahertz imaging，etc.	Zhang et al.^［32］
Tunneling field effect transistors for sensitive terahertz detection	High sensitivity；electrically tunable energy band structure；high responsiveness and low noise detection	Fast and sensitive wireless communication detector	Gayduchenko et al.^［33］
Ultra compact integrated terahertz modulator	High modulation depth；transmissive adjustable	Compact modulator	Kim et al.^［34］
Homogenizing rectifier	Precise manipulation of class II Dirac Fermionic states；wide-band operation；high dynamic range	High-frequency operation in polarization-sensitive sensing，communications and imaging	Zhang et al.^［35］
Flexible terahertz metamaterial devices	Dynamic terahertz control at the picosecond time scale；optical control of the Fano resonance state	High-efficiency terahertz communication devices，terahertz neuromorphic photonics and smart sensor systems	Pitchappa et al.^［36］
Ultra-broadband silicon plasma organic hybrid modulator	Up to 50 Gbit/s line rate；0.2885 THz carrier frequency；direct conversion of data streams between terahertz and optical domains	Integration of terahertz wireless links with fiber optic infrastructure	Ummethala et al.^［37］

Table 1. Terahertz devices and their characteristics

Antenna	Feature	Application	Reference
Super directivity terahertz photoconductive antenna	Dielectric resonator enhances directionality；spherical cover as dielectric resonant antenna；efficiency and radiation directionality improved	Optimal design of super directional antenna	Lu et al.^［40］
MIMO antenna array	Improved isolation between MIMO antenna units；corrected operating frequency and radiation direction maps	Electronic products	Song et al.^［41］
Microstrip array antenna	Enhanced antenna gain；suitable bandwidth and directionality；communication range can exceed 0.1 km	Short-range 6G cellular communication system	Nissanov et al.^［42］
Fractal chip antenna	Field emission intensity is independent of frequency；generates fractal electromagnetic fields in the far field	Wireless nanonetworks；terahertz wireless communications	Blackledge et al.^［43］
Yagi-Uda antenna array	Adjustable frequency response；reconfigurable directional map	Television broadcasting and telecommunication，biomedical and imaging technologies，etc.	Yadav et al.^［44］
Terahertz patch antenna	Gain improvement；channel capacity enhancement；additional channel capacity can be modified	Indoor communication scenarios	Temmar et al.^［45］

Table 2. Antennas and their characteristics

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