Abstract: A mobile communication device including a positioning unit and a processing unit is provided. The processing unit provides position information of the mobile communication device. The processing unit detects an approach to a first geofence according to one or more contexts associated with the mobile communication device, turns off the positioning unit when not detecting the approach to the first geofence, and turns on the positioning unit when detecting the approach to the first geofence.

Abstract: The present invention provides a data aggregator serving between at least one data source and at least one electronic device, wherein the data aggregator is arranged to wirelessly communicate with the data source and the electronic device, and the data aggregator comprises a memory comprising a data cache, a backup memory and a FIFO buffer, and a controller for controlling a use of the memory. The controller selects at least one of the data cache, the backup memory and the FIFO buffer to store data received from the data source according to characteristics of the data provided by the data source, and forwards the data stored in the data cache, the backup memory or the FIFO buffer to the electronic device.

Abstract: A display method using a virtual widget, an associated electronic device, and an integrated circuit are provided. The electronic device includes: a display; a plurality of sensors, a first control system; and a second control system having a controller. The first control system offloads display workloads to the second control system before the first control system has entered the sleep mode. The controller receives sensor data from the sensors and executes a virtual widget based on information of the received sensor data when the first control system has entered the sleep mode.

Abstract: A method for controlling data transmission between a client device and a server is provided. The method includes the following steps: generating control information according to a data access rate of the client device and a data report rate of the server; and referring to the control information to manage at least one of a data access operation of the client device and a data reporting operation of the server.

Abstract: A dynamic data distribution method in a private network and an associated electronic device are provided. The private network includes: a first pairing connection between a first electronic device, a second electronic device, and a second pairing connection between the first electronic device and a third electronic device. The method includes the steps of: receiving sensor data from the second electronic device by the first electronic device; notifying the second electronic device to build a third pairing connection with the third electronic device according to a determination result between the first electronic device and the third electronic device; and terminating the first pairing connection and retrieving the sensor data from the second electronic device through the third electronic device by the first electronic device when the third pairing connection has been built.

Abstract: A method for accessing a network in an electronic system and associated portable device are provided. The portable device includes; a transceiver, supporting a plurality of predetermined communication protocols; and a processor, configured to connect the portable device to a connectivity service device in an electronic system via the transceiver when the portable device enters a coverage region of the connectivity service device. The connectivity service device retrieves service information from a plurality of electronic devices that are connected to the connectivity service device, to build a service list. The processor retrieves the service list from the connectivity service device, and determines a service from the service list to be used for communicating with the plurality of the electronic devices.

Abstract: A wearable device includes a plurality of sensors, a wireless communication unit and a control unit. The wireless communication unit is arranged for communicating with an electronic device having a plurality of sensors. The control unit is arranged for receiving at least one sensed data from the electronic device via the wireless communication unit, and comparing the at least one sensed data of the electronic device with sensed data generated by at least one of the sensors of the wearable device to generate a comparison result, and determining whether the electronic device is in a aware status according to the comparison result.

Abstract: A portable device is provided. The portable device includes: a display; a controller, a processor, a housing, and a touch rim. The controller and the processor are installed inside the housing. The touch rim is configured to detect a gesture performed on the touch rim to generate at least one touch detection signal. The controller is configured to receive at least one detection signal from the touch rim, and to transmit the touch detection signal to the processor. The processor analyzes the touch detection signal to determine the gesture performed on the touch rim, and performs an operation associated with the gesture.

Abstract: A controller and a memory-access method for use in the controller are provided. The controller includes a sensor-processing system, and the sensor-processing system includes a memory, and a buffer, wherein the controller is coupled to an external memory and a sensor. The method includes the steps of: gathering the sensor data from the sensor and writing the gathered sensor data into the memory; writing information associated with the sensor data into the buffer; determining whether a fill level of the buffer has reached a predetermined threshold; and retrieving the sensor data from the memory and writing the retrieved sensor data to the external memory according to the information associated with the stored sensor data in the buffer when it is determined that the fill level has reached the predetermined threshold.

Abstract: A low-power operation method and associated electronic device are provided. The electronic device includes a display unit, a first control system, and a second control system. The display unit includes a first display area and a second display area. The first control system and the second control system control displaying of the first display area and the second display area, respectively. Activation of the first control system and the second control system is based on a hardware configuration of the electronic device. The first display area is larger than the second display area, and the second control system has lower active power than the first control system.

Abstract: An electronic device and associated method is provided. The electronic device includes: a plurality of subsystems including hardware resources; a battery coupled to the plurality of subsystems; and a processing unit, configured to allocate a virtual battery from the battery for each subsystem, wherein each virtual battery has a defined power budget from the battery.

Abstract: Examples of a dual-system architecture capable of fast switching between the operating systems are provided. A first operating system may perform one or more operations associated with an apparatus as an active operating system of the apparatus. The active operating system may be switched from the first operating system to a second operating system for the second operating system to perform a task responsive to a determination that the second operating system is required to perform the task.

Abstract: An electronic device including a touch sensor and a processing unit is provided. The touch sensor is disposed on or under a display, and generates touch data for a touch detected thereon or therenear when the electronic device is locked with the display in a sleep state. The processing unit determines whether the touch data matches a predetermined signature according to the touch data, and wakes the display from the sleep state and unlocks the electronic device when the touch data matches the predetermined gesture.

Abstract: An electronic device and associated method is provided. The electronic device includes: a first sensor; and a processing unit, coupled to the first sensor, wherein the electronic device enters a remote sensor mode when the electronic device is connected to a remote electronic device having a second sensor for generating sensor data, wherein the processing unit executes an application which utilizes the sensor data from the remote electronic device in the remote sensor mode.

Abstract: A power-saving method and associated electronic device are provided. The electronic device is connected with a first external electronic device and a second external electronic device, and a first sensor and a second sensor are deployed on the first external electronic device and the second electronic device, respectively. The electronic device includes: a third sensor, and a processor, wherein the first, second, and third sensors have the same type. The processor gathers information from the first pedometer sensor, the second pedometer sensor, the first external electronic device, and the second external electronic device, and determines whether to turn off at least one of the first, second, and third pedometer sensors according to the information gathered.

Abstract: A mobile communication device including a positioning unit and a processing unit is provided. The processing unit provides position information of the mobile communication device. The processing unit detects an approach to a first geofence according to one or more contexts associated with the mobile communication device, turns off the positioning unit when not detecting the approach to the first geofence, and turns on the positioning unit when detecting the approach to the first geofence.

Abstract: A low-power wearable controller and associated control method are provided. The wearable controller includes: a processing unit; a memory unit; a peripheral interface unit including a plurality of peripheral interfaces; and a control module, coupled to the processing unit, the memory unit and the peripheral interface unit, wherein the control module is enabled when the wearable controller is operated in a first operation mode, and the control module is disabled when the wearable controller is operated in a second operation mode.

Abstract: A portable electronic device including a touch sensor and a processing unit is provided. The touch sensor is disposed on or under a display, and uses a power level to generate first touch data for a touch detected thereon when the display is in a sleep state. The processing unit configures the touch sensor to increase the power level to generate second touch data for the touch when determining that the touch corresponds to a predetermined gesture with a first similarity probability greater than a first threshold according to the first touch data, and wakes the display from the sleep state when determining that the touch corresponds to the predetermined gesture with a second similarity probability greater than a second threshold according to the second touch data, wherein the second threshold is greater than the first threshold.

Abstract: A look-up table which is required during looking up table for data transferring and a method for looking up table are provided. The method reduces the size of the look-up table used in the method for looking up table by simplifying the calculations. A reasonable error range is obtained for the required look-up table by adjusting appropriate modifiers. The method can be applied in the method for looking up table similar to the Q ? ( x ) = x B A calculation in the digital signal coder/decoder (CODEC), where both A and B are integers, and the calculation is more efficient if B/A is close to 1 or smaller than 1.

Abstract: A method for improving the processing of MP3 decoding includes decoding Huffman encoded data into audio samples according to side information, determining a first group of audio samples having a predefined audio characteristic outside a range running from a first predetermined value to a second predetermined value inclusive, determining a second group of audio samples having the predefined audio characteristic inside said range, and performing fewer arithmetic operations on the first group of audio samples than on the second group of audio samples. Performing fewer arithmetic operations on the first group of audio samples than on the second group of audio samples includes no subsequent arithmetic operations are performed on the first group of audio samples or fewer bits are utilized to represent the first group of audio samples than to represent the second group of audio samples.