Method, apparatus, and computer program product for foreign object detection parameter and charging data communication with wireless charging capable battery pack

An apparatus, comprising:

• at least one processor;
• at least one memory including computer program code;
• the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to:
• access parameters relating to power loss in wirelessly charging a rechargeable battery, when the battery is located in a device to be powered by the rechargeable battery;
• transmit to a wireless charger, the accessed parameters relating to power loss when the apparatus is associated with the device to be powered by the rechargeable battery;
• and
• cause the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.

An apparatus, comprising:

• a battery pack;
• a charging circuitry configured to receive electrical power from a charger and to charge the battery pack;
• a first interface for charger communication with the charger;
• a second interface for device communication with an electrically powered device;
• wherein the apparatus causes the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.

A computer program product comprising computer executable program code recorded on a computer readable, non-transitory storage medium, the computer executable program code comprising:

• code for accessing, by an apparatus, parameters relating to power loss in wirelessly charging a rechargeable battery, when the battery is located in a device to be powered by the rechargeable battery;
• code for transmitting, by the apparatus, to a wireless charger, the accessed parameters relating to power loss when the apparatus is associated with the device to be powered by the rechargeable battery;
• and
• code for causing, by the apparatus, the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.

A method, comprising:

• receiving, by an apparatus, a type identification of a rechargeable battery connected to the apparatus, via an interface for device communication, the apparatus to be powered by the rechargeable battery;
• forwarding, by the apparatus, the type identification of the rechargeable battery connected to the apparatus, with a type identification of the apparatus, to access a storage containing parameters relating to power loss in wirelessly charging the rechargeable battery when connected to the apparatus;
• and
• transmitting, by the apparatus, via the interface for device communication, the accessed parameters relating to power loss, to a wireless charger;
• and
• causing, by the apparatus, the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.

An apparatus, comprising:

• at least one processor;
• at least one memory including computer program code;
• the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to:
• receive a type identification of a rechargeable battery connected to the apparatus, via an interface for device communication, the apparatus to be powered by the rechargeable battery;
• forward the type identification of the rechargeable battery connected to the apparatus, with a type identification of the apparatus, to access a storage containing parameters relating to power loss in wirelessly charging the rechargeable battery when connected to the apparatus;
• and
• transmit, via the interface for device communication, the accessed parameters relating to power loss, to a wireless charger;
• and cause the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.

A computer program product comprising computer executable program code recorded on a computer readable, non-transitory storage medium, the computer executable program code comprising:

• code for receiving, by an apparatus, a type identification of a rechargeable battery connected to the apparatus, via an interface for device communication, the apparatus to be powered by the rechargeable battery;
• code for forwarding, by the apparatus, the type identification of the rechargeable battery connected to the apparatus, with a type identification of the apparatus, to access a storage containing parameters relating to power loss in wirelessly charging the rechargeable battery when connected to the apparatus;
• and
• code for transmitting, by the apparatus, via the interface for device communication, the accessed parameters relating to power loss, to a wireless charger;
• and code for causing, by the apparatus, the wireless charger to adjust wireless power applied by the wireless charger to charge the rechargeable battery, based on a first one of the parameters representing a first power loss due to eddy currents induced in the structure of the rechargeable battery in wireless charging operations and a second one of the parameters representing a second power loss due to eddy currents induced in the structure of the device to be powered by the rechargeable battery in wireless charging operations.