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US 10,951,073 B2Granted
Electronic apparatus and wireless communication method
AssigneeKabushiki Kaisha Toshiba
InventorsToshiyuki Ogawa, Ryoko Matsuo, Kentaro Taniguchi
Life of this patent
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Abstract
According to one embodiment, an electronic apparatus, includes: transmission circuitry configured to transmit a first request of power feeding; power reception circuitry configured to receive a first wireless signal in response to the first request of power feeding, and charge a rechargeable battery with a power from the first wireless signal; and controlling circuitry configured to determine a transmission timing of a second request of power feeding, based on a reception history of the power reception circuitry.
Claims16
An electronic apparatus, comprising:
- transmission circuitry configured to transmit a first request of power feeding;
- power reception circuitry configured to receive a first wireless signal of power feeding in response to the first request, and charge a rechargeable battery with a power from the first wireless signal;
- and
- controlling circuitry configured to measure a length of time between the reception of the first wireless signal and the transmission of the first request and to determine a transmission timing of a second request of power feeding based on the measured length of time,
- wherein the transmission circuitry is configured to transmit the second request when a remaining amount of power of the rechargeable battery becomes a threshold or less at the transmission timing,
- wherein the controlling circuitry is configured to determine the transmission timing of the second request by changing the threshold.
3 more elements
An electronic apparatus, comprising:
- transmission circuitry configured to transmit a first request of power feeding;
- power reception circuitry configured to receive a first wireless signal of power feeding in response to the first request, and charge a rechargeable battery with a power from the first wireless signal;
- and
- controlling circuitry configured to measure a length of time between the transmission of the first request of power feeding and an end of the power feeding of the first wireless signal and to determine a transmission timing of a second request of power feeding based on the length of time;
- wherein the transmission circuitry is configured to transmit the second request when a remaining amount of power of the rechargeable battery becomes a threshold or less at the transmission timing,
- wherein the controlling circuitry is configured to determine the transmission timing of the second request by changing the threshold.
3 more elements
An electronic apparatus, comprising:
- transmission circuitry configured to transmit a first request of power feeding;
- power reception circuitry configured to receive wireless signals of power feeding in response to the first request, and charge a rechargeable battery with a power from the wireless signals;
- and
- controlling circuitry configured to measure a number of the wireless signals received after the first request of power feeding is transmitted and to determine a transmission timing of a second request of power feeding based on the number of the wireless signals,
- wherein the transmission circuitry is configured to transmit the second request when a remaining amount of power of the rechargeable battery becomes a threshold or less at the transmission timing,
- wherein the controlling circuitry is configured to determine the transmission timing of the second request by changing the threshold.
3 more elements
An electronic apparatus, comprising:
- transmission circuitry configured to transmit a first request of power feeding;
- power reception circuitry configured to receive a first wireless signal of power feeding in response to the first request, and charge a rechargeable battery with a power from the first wireless signal;
- and
- controlling circuitry configured to measure a ratio of a time during which the first wireless signal is received to a first duration after the first request of power feeding is transmitted, and to determine a transmission timing of a second request of power feeding, based on the ratio,
- wherein the transmission circuitry is configured to transmit the second request when a remaining amount of power of the rechargeable battery becomes a threshold or less at the transmission timing,
- wherein the controlling circuitry is configured to determine the transmission timing of the second request by changing the threshold.
3 more elements
A wireless communication method performed by an electronic apparatus, comprising:
- transmitting a first request of power feeding;
- receiving a first wireless signal in response to the first request of power feeding;
- charging a rechargeable battery with a power from the first wireless signal;
- measuring a length of time between the reception of the first wireless signal and the transmission of the first request;
- determining a transmission timing of a second request of power feeding based on the measured length of time;
- and
- transmitting the second request at the transmission timing,
- wherein the determining the transmission timing of the second request comprises determining the transmission timing of the second request of power feeding, based on a time length by which an amount of power of the rechargeable battery reaches a target value after the first request of power feeding is transmitted.
5 more elements
A wireless communication method performed by an electronic apparatus, comprising:
- transmitting a first request of power feeding;
- receiving a first wireless signal of power feeding in response to the first request, and charging a rechargeable battery with a power from the first wireless signal;
- and
- measuring a length of time between the transmission of the first request of power feeding and an end of the power feeding of the first wireless signal;
- determining the transmission timing of the second request, based on the measured length of time;
- and
- transmitting the second request at the transmission timing,
- wherein the determining the transmission timing of the second request comprises determining the transmission timing of the second request of power feeding, based on a time length by which an amount of power of the rechargeable battery reaches a target value after the first request of power feeding is transmitted.
5 more elements
A wireless communication method performed by an electronic apparatus, comprising:
- transmitting a first request of power feeding;
- receiving wireless signals of power feeding in response to the first request, and charging a rechargeable battery with a power from the wireless signals;
- measuring a number of the wireless signals received after the first request of power feeding is transmitted;
- determining a transmission timing of the second request of power feeding, based on the measured number of the wireless signals;
- and
- transmitting the second request at the transmission timing,
- wherein the determining the transmission timing of the second request comprises determining the transmission timing of the second request of power feeding, based on a time length by which an amount of power of the rechargeable battery reaches a target value after the first request of power feeding is transmitted.
4 more elements
A wireless communication method performed by an electronic apparatus, comprising:
- transmitting a first request of power feeding;
- receiving a first wireless signal of power feeding in response to the first request, and charging a rechargeable battery with a power from the first wireless signal;
- measuring a ratio of a time during which the first wireless signal is received to a first duration after the first request of power feeding is transmitted;
- determining a transmission timing of a second request of power feeding, based on the measured ratio;
- and
- transmitting the second request at the transmission timing,
- wherein the determining the transmission timing of the second request comprises determining the transmission timing of the second request of power feeding, based on a time length by which an amount of power of the rechargeable battery reaches a target value after the first request of power feeding is transmitted.
4 more elements
Dependencies are inferred from the claim text.