Lenovo (beijing) Limited

Beijing Lenovo Software Ltd.

Xiaoren Cheng

Shuangcheng Zhao

Weizhi Lin

Ling Yao

Ying Gao

Zhou Yu

Xiaodong Chen

Dafei Mo

Zhihu Wang

Bo Song

Xiaozhun Shen

An electronic device operating method applied to an electronic device. The method includes obtaining hand operation information at least related to a posture of an operator, determining an operation mode of the operator based on the hand operation information, and directing the electronic device to a state corresponding to the operation mode based on an association relationship between the operation mode and a preset operation function of the electronic device.

Electronic device operating method and electronic device

Embodiments of the present disclosure provides an electronic apparatus and a data processing method. The electronic apparatus includes a first sensor (), configured to collect a distance sensing parameter, and a second sensor (), configured to collect a touch control sensing parameter. A touch control area of the second sensor () covers a specific area of a first surface of the electronic apparatus. The first sensor collects the distance sensing parameter in a space above the touch control sensing area. The distance sensing parameter may be collected in the space above the touch control sensing area by arranged a distance sensor. Thus, the electronic apparatus may realize a touch control input and an input through the distance, which enriches input manners of the electronic apparatus and improves the user experience.

Electronic apparatus and data processing method

An input device includes a position acquisition device, a force sensor, and a processing unit. The position acquisition device is configured to obtain position information of at least one touch point. The force sensor is configured to obtain input mechanical information of a pressing force that is applied to the at least one touch point. The processing unit is configured to determine input information based at least on the position information of the least one touch point and the mechanical information of the pressing force. The position acquisition device and the force sensor are stacked on a cover of an electronic device.

Input device, electronic device and control method

An antenna assembly is provided for an electronic device. The electronic device has a housing, which includes a first portion and a second portion, the first portion is electrically conductive, and the second portion is non-conductive. The antenna assembly includes an antenna cavity, at least two antennas located in the antenna cavity, and at least one isolation structure. The antennas are used for radiating energy, the isolation structure is disposed between the two antennas and connected to the two antennas, and the isolation structure isolates induced currents of the two antennas to reduce interference at a same frequency or from adjacent frequency channels between the two antennas.

Antenna component and electronic device

Disclosed are charging control methods for a rechargeable battery and portable computers. The charging control method includes acquiring a control parameter for a charge current of the rechargeable battery; modifying, based on the control parameter, the charge current from a first charge current to a second charge current less than the first charge current; and charging the rechargeable battery with the second charge current. Compared with conventional methods of charging the battery always with the maximal charge current, the present disclosure can improve the battery's lifetime.

Charging control method for a rechargeable battery and portable computer

The present invention provides an electronic device, a power supply control chip and a power supply control method. The electronic device includes: at least one element (); a rechargeable battery (); an adapter socket (); a first processing circuit () having a first operation state and a second operation state; a power supply judgment parameter acquisition module () configured to acquire a power supply judgment parameter; and a control module () configured to control the first processing circuit to operate in the first or second operation state based on the power supply judgment parameter. In the first operation state, the first processing circuit () is configured to convert a first electrical signal output from a adapter into a second electrical signal and charge the rechargeable battery () with the second electrical signal. In the second operation state, the first processing circuit () is configured to convert a third electrical signal output from the rechargeable battery () into a fourth electrical signal and supply power to the at least one element () with the fourth electrical signal. With the electronic device, the power supply control chip and the power supply control method according to the present invention, utilization of the rechargeable battery () can be improved.

Electronic device, power supply control chip and power supply control method

A power adapter for a portable computer includes a pulse width modulation unit and an output shaping unit and further includes a first judgment module that judges whether the portable computer is in a first state according to state judging parameters, and compares an output voltage with a first preset voltage and a second preset voltage when judging that the portable computer is in the first state, and acquires a judging result, wherein the first preset voltage is greater than or equal to the second preset voltage. The power adapter can increase efficiency.

Control of a power adapter with energy storage elements based on output voltage thresholds

The present invention provides a battery management device and a portable computer, the battery management device is for managing the rechargeable battery provided in a portable computer, the portable computer is provided with a charge circuit for charging a battery, the battery management device comprises: a discharge circuit for discharge the battery; a acquiring module for acquire the mode determining parameter; a first determining module for judging whether the battery storage mode is entered according to the mode determining parameter; a first control module for controlling the charge circuit or the discharge circuit to control the amount of electrical charge of the battery so that the amount of electrical charge of the battery is lower than the second amount of electrical charge threshold in the battery storage mode; the performance of the battery when deposited with the amount of electrical charge lower than the second amount of electrical charge threshold is better than the performance when deposited with the amount of electrical charge higher than the second amount of electrical charge threshold. The present invention alleviates the attenuation of the amount of electrical charge capacity of the rechargeable battery of the portable computer.

Growing community of inventors

Beijing, China

Xiaoren Cheng