US 12,009,676 B2
Simultaneous wireless information and power transfer device and method based on the modulation of power supply ripple of magnetron
Yang Yang, Sichuan (CN); and Huacheng Zhu, Sichuan (CN)
Assigned to Sichuan University, Sichuan (CN)
Filed by Sichuan University, Sichuan (CN)
Filed on Oct. 12, 2022, as Appl. No. 17/964,842.
Claims priority of application No. 202111195850.8 (CN), filed on Oct. 14, 2021.
Prior Publication US 2023/0030516 A1, Feb. 2, 2023
Int. Cl. H01J 25/54 (2006.01); H02J 50/20 (2016.01); H02J 50/80 (2016.01); H03B 9/10 (2006.01); H04B 5/79 (2024.01)
CPC H02J 50/20 (2016.02) [H01J 25/54 (2013.01); H02J 50/80 (2016.02); H03B 9/10 (2013.01); H04B 5/79 (2024.01)] 4 Claims
OG exemplary drawing
 
1. A SWIPT (simultaneous wireless information and power transfer) device based on magnetron modulation of power supply ripple of magnetron, the SWIPT device comprising a magnetron power supply, a magnetron, an IF (intermediate frequency) signal generator, a first capacitor, a first inductor, a second inductor, a third inductor and a fourth capacitor, wherein:
one end of the magnetron power supply is connected with one end of a first cathode power line;
another end of the magnetron power supply is connected with one end of a second cathode power line;
another end of the first cathode power line and another end of the second cathode power line are connected with two ends of a cathode of the magnetron respectively;
one end of the first capacitor is connected with the IF signal generator;
another end of the first capacitor is connected with the another end of the first cathode power line;
the first inductor is provided between the one end and the another end of the first cathode power line;
the second inductor is provided between the one end and the another end of the second cathode power line;
one end of the third inductor is connected with the IF signal generator, and another end of the third inductor is grounded;
one end of the fourth capacitor is connected with the one end of the first cathode power line, and another end of the fourth capacitor is grounded;
the SWIPT device further comprises a fifth capacitor, wherein one end of the fifth capacitor is connected with the one end of the second cathode power line, and another end of the fifth capacitor is grounded.