Phased-array antenna circuit and antenna receiving device

• Main Authors: ZHAN JICHAO, WANG ZENGQI, LU JIANHUA
• Format: Patent
• Language: Chinese; English
• Published: 04.10.2022
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION

The invention provides a phased-array antenna circuit and an antenna receiving device, the phased-array antenna circuit comprises a plurality of antenna signal receiving channels, a plurality of active power dividers and a plurality of feeder lines, the plurality of active power dividers and the plurality of feeder lines connect the plurality of receiving channels in series, and the plurality of active power dividers are in one-to-one correspondence with the plurality of receiving channels; the first input end of the active power divider is connected with the output end of the active power divider which is connected in series in the previous stage, the second input end of the active power divider is connected with the output end of the corresponding channel, and the output end of the active power divider is connected with the first input end of the active power divider which is connected in series in the next stage through the feeder line. By adopting the active power divider, the insertion loss and the size