Method for indicating charge status of backup power supply and communication device employing the same
AssigneeHon Hai Precision Industry Co., Ltd.
InventorKun-Yi Wu
Life of this patent
Estimating the term…
Abstract
A method for indicating the charge status of a backup power supply of a communication device includes detecting the charge status of the backup power supply. If the charge status of the backup power supply is lower than or equal to a predetermined charge status, the communication device alerts via a telephone connected thereto. The communication device alerts a user by sounding one or more tones if the telephone is off-hook, and alerts user by sounding one or more rings if the telephone is on-hook.
Claims10
A method for indicating a charge status of a backup power supply of a communication device, comprising:
- receiving a charge status query from a telephone connected to the communication device;
- and
- sending a charge status message of the backup power supply to the telephone;
- wherein the backup power supply provides electrical power for the communication device to operate when a primary power supply stops providing electrical power for the communication device.
A communication device, comprising:
- a primary power supply providing electrical power for the communication device to operate;
- a backup power supply providing electrical power for the communication device to operate when the primary power supply stops supplying electrical power for the communication device;
- and
- a telephone module configured for receiving a charge status query from a telephone connected to the communication device and responding to the charge status query by sending a charge status message of the backup power supply to the telephone.
Dependencies are inferred from the claim text.