Apple inc. (20240348104). FRIENDLY METAL LOSS ESTIMATION simplified abstract
Contents
FRIENDLY METAL LOSS ESTIMATION
Organization Name
Inventor(s)
Shubha Ramakrishnan of San Jose CA (US)
Adam L. Schwartz of Redwood City CA (US)
FRIENDLY METAL LOSS ESTIMATION - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240348104 titled 'FRIENDLY METAL LOSS ESTIMATION
The abstract describes a wireless power transfer device that includes a coil for transferring power wirelessly to a counterpart device, a power converter, and controller and communication circuitry for monitoring parameters related to the power transfer to detect foreign objects and adjust power accordingly.
- The device includes a coil that couples with a corresponding coil on the counterpart device for wireless power transfer.
- It has a power converter to facilitate efficient power transfer.
- The controller and communication circuitry monitor observable parameters to detect foreign objects that are not the intended counterpart device.
- Foreign object detection is based on power accounting, including estimating friendly metal losses from the counterpart device.
- The device can receive friendly metal loss modeling parameters from the counterpart device to optimize power transfer efficiency.
Potential Applications: - This technology can be used in wireless charging pads for smartphones and other electronic devices. - It can be integrated into electric vehicles for wireless charging capabilities. - Industrial applications such as robotics and automation can benefit from this wireless power transfer technology.
Problems Solved: - Prevents damage to the device or foreign objects by detecting and adjusting power transfer accordingly. - Ensures efficient power transfer by accounting for friendly metal losses.
Benefits: - Enhanced safety by detecting foreign objects and adjusting power accordingly. - Improved efficiency in wireless power transfer. - Convenience of wireless charging without the need for physical connections.
Commercial Applications: Title: Advanced Wireless Power Transfer Device for Efficient Charging This technology can be commercialized in consumer electronics, automotive industry, and industrial automation sectors. It can revolutionize the way devices are charged wirelessly, offering convenience and efficiency in various applications.
Questions about Wireless Power Transfer Technology: 1. How does this technology improve safety in wireless power transfer applications? - This technology enhances safety by detecting foreign objects and adjusting power to prevent damage. 2. What are the potential industrial applications of this wireless power transfer device? - This device can be used in robotics, automation, and other industrial applications for efficient wireless power transfer.
Original Abstract Submitted
a wireless power transfer device can include a coil that couples to a corresponding coil of a counterpart device to facilitate wireless power transfer, a power converter coupled to the coil, and controller and communication circuitry that monitors one or more observable parameters associated with the wireless power transfer to detect a presence of a foreign object that is not the counterpart device and control the power converter responsive to detection of a foreign object. the controller and communication circuitry can perform foreign object detection based on power accounting that includes estimating friendly metal losses associated with the counterpart device. the controller and communication circuitry can receive from the counterpart device friendly metal loss modeling parameters associated with the counterpart device, the modeling parameters including one or more coefficients relating to a wireless power transfer current and one or more coefficients relating to a wireless power transfer voltage.
