a limited-capacity transmission channel such as that used for transmitting telephone calls and faxes
Compare broadband
Examples of 'narrowband' in a sentence
narrowband
The former ultra-narrowband absorption phenomenon can be obtained by employing dielectric losses of commercial substrates.
F. Costa, A. Monorchio 2012, 'Electromagnetic Absorbers based on High-Impedance Surfaces: From ultra-narrowbandto ultra-wideband absorption', Advanced Electromagneticshttp://www.aemjournal.org/index.php/AEM/article/view/22. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Most prior work considered hybrid precoding for narrowband systems.
HUANG, Y., LIU, C., SONG, Y. 2018, 'Low Complexity Hybrid Precoding for Broadband mmWave Massive MIMO Systems', Advances in Electrical and Computer Engineeringhttp://dx.doi.org/10.4316/AECE.2018.04004. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
So, narrowband approaches could be used for any of these sub-bands.
H. M. Elkamchouchi, M. M. Hassan 2015, 'A Wideband Direct Data Domain Genetic Algorithm Beamforming', Radioengineeringhttp://www.radioeng.cz/fulltexts/2015/15_01_0080_0086.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The results can be valuable for both wideband and narrowband receiving antenna arrays.
Simon Henault, Yahia M. M. Antar 2011, 'Wideband Analysis of Mutual Coupling Compensation Methods', International Journal of Antennas and Propagationhttp://dx.doi.org/10.1155/2011/756153. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Traditional spatial-temporal adaptive signal processing techniques are often applied to conduct narrowband and wideband interferences.
Chung-Liang Chang 2010, 'Self-Tuning Synthesis Filter against Mutual Coupling and Interferences for GNSS andIts Implementation on Embedded Board', EURASIP Journal on Advances in Signal Processinghttp://dx.doi.org/10.1155/2010/123625. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Filterless narrowband photodetectors are preferred in imaging applications as they save cost and space.
Junze Li, Jun Wang, Jiaqi Ma, Hongzhi Shen, Lu Li, Xiangfeng Duan, Dehui Li 2019, 'Self-trapped state enabled filterless narrowband photodetections in 2D layered perovskitesingle crystals', Nature Communicationshttp://link.springer.com/article/10.1038/s41467-019-08768-z. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Narrowband and broadband tornillo records have similar characteristics in the time and frequency domains.
M. Hellweg, D. Seidl, R. A. Torres C., D. M. Gómez M., H. Rademacher 1999, 'Tornillo seismic events at Galeras volcano, Colombia: a summary and new informationfrom broadband three-component measurements', Annals of Geophysicshttp://www.annalsofgeophysics.eu/index.php/annals/article/view/3726. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)