Abstract: In a method of unlocking an electronic device using an iris key, the iris key transmits an iris signal of a current user to the electronic device. The electronic device reads one or more pre-stored iris signal templates, and compares the received iris signal with the one or more iris signal templates. When the received iris signal matches with one of the one or more iris signal templates, the electronic device can be unlocked.

Abstract: In a method of upgrading an operating system of an electronic device, the electronic device sends an informing message to inform a basic input-output system (BIOS) of the electronic device, when the operating system is determined to be upgraded by the electronic device. Once the electronic device is wakened from a sleep mode by the BIOS, the electronic device upgrades the operating system, and controls the electronic device to enter the sleep mode when the operating system is upgraded.

Abstract: A basic input output system (BIOS) update apparatus is configured to update the BIOS of a first electronic device. The BIOS update apparatus includes a transfer board and a second electronic device. The transfer board includes a firmware for converting between USB signals and system management bus (SMBUS) signals. The second electronic device includes an update software. The BIOS update apparatus automatically updates the BIOS of the first electronic device when the update software is activated.

Abstract: In a method for waking up an operating system of an electronic device, a sensor of the electronic device is started and controlled to detect a distance between a specific object and the electronic device when a specific object enters into a detection area of the sensor. The detected distance is read from the sensor. The method determines whether the detected distance is more than a predefined distance and determines whether a current status of the electronic device is maintained for a first predefined time if the detected distance is not more than the predefined distance. An operating system of the electronic device is controlled to wake up when the predefined status of the electronic device is maintained for a first predefined time.

Abstract: In a method for adjusting a display screen of an electronic device, the method receives analog audio signals of a user, transforms the analog audio signals to digital audio signals, detects a first control command including first rotation directions and first rotation angles of the display screen from the digital audio signals, and rotates the display screen according to the first rotation directions and the first rotation angles. The method further obtains second rotation angles of the display screen detected by a gravity sensor of the electronic device, and stops rotating the display screen when the second rotation angles are equal to the first rotation angles.

Abstract: A method for adjusting an observation distances between an user and a display device is provided. When the display device determines that the user is squinting and determines a distance value between the user and the display device is larger than a predetermined value, the display device controls a driving unit to drive a display unit of the display device to move toward to the user. A display device is also provided.

Abstract: An electronic device includes a boot controlling chip, a power switch, a display unit, a power management unit and a processing unit. The power switch generates an electronic signal to the boot controlling chip while being triggered by a user. The boot controlling chip includes a boot sequence controlling module and a timer. The boot sequence controlling module controls the electronic device to boot in preset steps when the electronic signal is received. The timer starts timing when the electronic signal is received and ends timing when the boot sequence controlling module controls the electronic device to finish a login step of the boot steps, and the timer obtains a time of the interval. The processing unit controls the display unit to show the time value. A method for detecting boot time of an electronic device is also provided.

Abstract: A method for controlling a screen orientation for an electronic device is provided. The method comprises generating a sensing signal when an edge of the electronic device is held by a user, determining a screen display mode according to the sensed signal, determining a direction of a gravity vector from a center of gravity of the electronic device, determining a right-side-up display orientation according to the determined direction of the gravity vector, and displaying a screen in the right-side-up orientation under the determined screen display mode. An electronic device using the method for controlling the screen orientation is also provided.

Abstract: An electronic device for creating a wireless communication connection includes a wireless communication unit, a processing unit, a camera unit, and a memory. The camera unit captures a picture of a neighboring wireless communication-enabled device. The memory stores a number of pictures of wireless communication-enabled device which can be communicated with the electronic device via wireless communication. When the processing unit determines the captured picture matches a picture pre-stored in the memory, the wireless communication unit creates a communication connecting between the electronic device and the neighboring wireless communication-enabled device. A method applied in the electronic device is also provided.

Abstract: A mobile phone protection case for receiving a mobile phone having an audio output interface to protect the mobile phone from being scratched is provided with the present disclosure. The protection case includes a display screen, an audio signal receiver, and a display control unit. The audio signal receiver is configured to receive an audio signal carrying ID information in relation to a call or both ID information and content of a short message transmitted from the audio output interface of the mobile phone. The display control unit is configured to generate a video signal according to the received audio signal and control the display screen to display the ID information of a call or the ID information and the content of the short message to user of the mobile phone. A mobile apparatus is also provided by the present disclosure.

Abstract: In a method for adjusting a display screen of an electronic device, the method obtains a current image of a user captured by an image capturing device installed on the display screen, detects a gesture of the user from the current image, and determines a gesture template matched with the detected gesture. The method further rotates the display screen according to a preset operation corresponding to the matched gesture template, and stops rotating the display screen when a preset gesture for stopping rotating the display screen is detected from the current image.

Abstract: In a method for automatically opening a cover of a notebook computer, the cover includes a display screen and a gravity sensor. The notebook computer further includes a base member, a signal receiver, and a driver device. The signal receiver receives a power-on signal from a remote controller, and the driver device rotates a rotating element of the notebook computer to open the cover upon receiving the power-on signal. The gravity sensor detects an angle of the display screen. The method determines whether the angle of the display screen is equal to a preset operation angle between the cover and the base member, and controls the driver device to fix the display screen at the operation angle.

Abstract: A shock proof system includes a detecting module, a receiving module, a sensing module, and a protecting module. The detecting module is used to output a protecting signal. The receiving module is fixed on a device. The receiving module is connected to the detecting module through a signal line to receive the protecting signal continuously. When the receiving module does not receive the protecting signal, the receiving module outputs a first signal. The sensing module is fixed on the device to sense the acceleration of the device. When the acceleration of the device equals to an acceleration of gravity, the sensing module outputs a second signal. The protecting module is used to protect the device when the protecting module receives both of the first and second signals at the same time.

Abstract: A mobile phone protection case for encasing a mobile phone to protect the mobile phone from being damaged with a bluetooth unit is provided. The protection case includes a display screen, a bluetooth unit, and a display control unit. The bluetooth unit is configured to receive an radio signal carrying ID information in relation to a call or both ID information and content of a short message transmitted from the bluetooth unit of the mobile phone. The display control unit is configured to generate a video signal according to the received audio signal and control the display screen to display the ID information of the call or both the ID information and the content of the short message to user of the mobile phone. A mobile apparatus is also provided by the present disclosure.

Abstract: A keyboard control system used in an all-in-one computer includes a sensing module, a processing module, and a control module. The sensing module is used to sense the distance between a user and the sensing module and output a distance. The processing module is connected to the sensing module and outputs control signals according to the distance. The control module is connected to the processing module and a keyboard to rotate the keyboard up and down according to the control signals.

Abstract: An electronic device includes an audio sensor, an audio output unit, a pulse width modulation (PWM) unit connected to the audio output unit, and a control chip. When the audio output unit outputs the audio signal, the audio sensor detects a volume level of the environment sound. The control chip determines a volume level of the audio signal according to the volume level of the environment sound and preset associations between volume levels of the audio signal outputted by the audio output unit and volume levels of the environment, and determines a duty cycle of the PWM unit according to the determined volume level and the maximum volume level. The control chip then outputs the duty cycle to the PWM unit, to adjust a current volume level of the audio signal outputted by the audio output unit to the determined volume level.

Abstract: A method for automatically adjusting a font size of a text displayed on a display screen of an electronic device is provided. The electronic device includes a distance sensor. The method sets a font display rule for displaying the text on the display screen when a user uses a reader software to view the text. The distance sensor senses a current distance between the user and the display screen in real time. The method calculates a proper font size of the displayed text according to the font display rule and the current distance, generates an adjustment command according to the proper font size of the displayed text, and controls the reader software to adjust the current font size of the displayed text to the proper font size according to the adjustment command.

Abstract: A method for providing a call prompt to an electronic device includes presetting a plurality of response commands and an indication signal. The method determines whether one of a plurality of predetermined call events has been triggered. When one of the predetermined call events has been triggered, the method determines whether a specific program is running in the electronic device, the specific program representing a program that is outputting audio signals currently. When the specific program is running in the electronic device, an interrupt command is generated and executed to control the specific program for a predetermined time duration. Then the indication signal is outputted during the predetermined time duration.

Abstract: A temperature key includes a temperature sensor, a microprocessor chip, a storage device, a port, a record button and an enter button. When the temperature key is connected to a computing device and the record button is pressed, the temperature sensor is triggered to record a temperature signal input by a user. The microprocessor chip converts the temperature signal into a password, stores the password in the storage device, and sends the password to the computing device to lock the computing device. When the temperature key is connected to the computing device again and the enter button is pressed, the microprocessor chip retrieves the password from the storage device and sends the password to the computing device. The computing device is unlocked in response to determining that the received password matches the password stored in the computing device.

Abstract: A pressure key includes a pressure sensor, a microprocessor chip, a storage device, a port, a record button and an enter button. When the pressure key is connected to a computing device and the record button is pressed, the pressure sensor is triggered to record a pressure signal input by a user. The microprocessor chip converts the pressure signal into a password, stores the password into the storage device, and sends the password to the computing device to lock the computing device. When the pressure key is connected to the computing device again and the enter button is pressed, the microprocessor chip retrieves the password from the storage device and sends the password to the computing device. The computing device is unlocked if the received password matches the password stored in the computing device.