Apple inc. (20240430138). Fast Common Mode Charging
Contents
Fast Common Mode Charging
Organization Name
Inventor(s)
Charles L. Wang of Los Altos CA (US)
Yi-Hsiu E. Chen of San Jose CA (US)
Yu-Yau Guo of San Jose CA (US)
Wei-Ming Lee of San Jose CA (US)
Fast Common Mode Charging
This abstract first appeared for US patent application 20240430138 titled 'Fast Common Mode Charging
Original Abstract Submitted
an apparatus for performing a fast common mode recharge is disclosed. the apparatus includes a transmitter circuit configured to transmit a differential signal on a communication bus that includes a true signal line and a complement signal line and a measurement circuit configured to measure respective voltage levels of the true signal line and the complement signal line. the apparatus further includes a control circuit configured to, in response to exiting a sleep mode, select one of a plurality of operation modes using the respective voltage levels of the true signal line and the complement signal line. the transmitter circuit is further configured to adjust the respective voltage levels of the true signal line and the complement signal line based on a selected operation mode of the plurality of operation modes.
