Baharuddin, Bhaskara, A., Luthfi, A., Angraini, R. and Yazid, H. 2022. The Effect of Using Array Technique on Semi-Circular Patch Microstrip Antenna with 2.4 GHz Frequency in Supporting Wireless Body Area Network Technology. Jurnal Nasional Teknik Elektro. 11, 3 (Nov. 2022). DOI:https://doi.org/10.25077/jnte.v11n3.1075.2022.