Google llc (20240128805). WIRELESS CHARGING USING TIME-DIVISION MULTIPLEXING simplified abstract

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WIRELESS CHARGING USING TIME-DIVISION MULTIPLEXING

Organization Name

google llc

Inventor(s)

Veera Venkata Siva Nagesh Polu of Mountain View CA (US)

Liang Jia of Palo Alto CA (US)

Srikanth Lakshmikanthan of Milpitas CA (US)

WIRELESS CHARGING USING TIME-DIVISION MULTIPLEXING - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240128805 titled 'WIRELESS CHARGING USING TIME-DIVISION MULTIPLEXING

Simplified Explanation

The patent application describes methods, systems, and apparatus for wireless charging using time-division multiplexing. A wireless charger can charge multiple devices simultaneously by providing power wirelessly to individual devices in different time periods. This is achieved by selectively directing the output of a single driver circuit to different power transfer coil segments at different times.

  • Time-division multiplexing is used to charge multiple devices by activating different power transfer coil segments one by one in successive time periods.
  • The wireless charger can concurrently charge multiple devices by providing power wirelessly to individual devices in different time periods.

Potential Applications

The technology can be applied in various industries such as consumer electronics, automotive, healthcare, and IoT devices.

Problems Solved

1. Efficiently charging multiple devices wirelessly without interference. 2. Managing power transfer to multiple devices using a single driver circuit.

Benefits

1. Simultaneously charging multiple devices without the need for multiple chargers. 2. Optimizing power transfer efficiency by using time-division multiplexing.

Potential Commercial Applications

Optimizing wireless charging solutions for consumer electronics with multiple devices.

Possible Prior Art

There may be prior art related to wireless charging systems using time-division multiplexing techniques, but specific examples are not provided in the abstract.

Unanswered Questions

How does this technology impact the overall efficiency of wireless charging systems?

This technology improves the efficiency of wireless charging systems by enabling the concurrent charging of multiple devices without interference.

What are the potential limitations of implementing time-division multiplexing in wireless charging systems?

One potential limitation could be the complexity of coordinating the power transfer to multiple devices using time-division multiplexing.


Original Abstract Submitted

methods, systems, and apparatus, including computer programs encoded on computer-storage media, for wireless charging using time-division multiplexing. in some implementations, a wireless charger is configured to concurrently charge multiple devices by providing power wirelessly to individual devices in different time periods. the wireless charger can perform time-division multiplexing by selectively directing the output of a single driver circuit to different power transfer coil segments at different times. the wireless charging sessions of multiple devices can be maintained by repeating a pattern of activating different power transfer coil segments one by one in successive time periods.