Abstract: A detecting method for determining either a first expansion bus interface or a second expansion bus interface of an expansion device of an electronic device is applied for implementing a signal communication with a control unit. The detecting method includes the following steps: turning on the first expansion bus interface; detecting whether the control unit transmits a feedback signal after the first expansion bus interface is turned on; if not, turning on the second expansion bus interface; detecting whether the control unit transmits the feedback signal after the second expansion bus interface is turned on; and if yes, implementing the signal communication between the expansion device and the control unit through the second expansion bus interface to complete a boot up procedure.

Abstract: A projector, an image output apparatus, and a control method thereof are provided. In the method, a search signal transmitted by a controller is received, and accordingly at least one user apparatus supporting a wireless protocol is searched from surroundings by using the wireless protocol and a wireless connection is established with each user apparatus. Then, a control signal transmitted by the controller is received, and accordingly one of the at least one user apparatus is selected. An image provided by the selected user apparatus is received through the wireless connection and projected.

Abstract: The present invention provides an electronic device including an internet module. The internet module includes a microprocessor and a memory. The memory stores a predetermined regulatory domain and a predetermined communication channel corresponding to the predetermined regulatory domain. The microprocessor connects to a geolocation service provider through the internet, obtains location information from the geolocation service provider, obtains a detection regulatory domain according to the location information, and provides a detection communication channel corresponding to the detection regulatory domain.

Abstract: A method of displaying images includes detecting frequency of ambient light, updating frequency of a display device according to the frequency of the ambient light, and adjusting shutter frequencies of a pair of shutter glasses according to the frequency of the ambient light when the display device is in a 3D display mode. In this way, flickers caused by inconsistency between the frequency of the ambient light and the frequencies of the display device and the shutters of the shutter glasses can be avoided.

Abstract: A positioning system includes at least one DUT (Device Under Test) and a mobile device. A wireless connection is established between the DUT and the mobile device. The mobile device is moved along a path which includes at least two different measurement positions. The mobile device measures a distance between the DUT and each of the measurement positions. Then, the mobile device obtains a target position, at which the DUT is located, according to the measurement positions and the distances.

Abstract: A detecting method is disclosed. The detecting method for determining either a first expansion bus interface or a second expansion bus interface of an expansion device of an electronic device is applied for implementing signal communication with a control unit. The detecting method includes the following steps: turning on the first expansion bus interface; detecting whether the control unit transmits a feedback signal after the first expansion bus interface is turned on; if not, turning on the second expansion bus interface; detecting whether the control unit transmits the feedback signal after the second expansion bus interface is turned on; if yes, implementing signal communication between the expansion device and the control unit through the second expansion bus interface to complete a boot up procedure.

Abstract: A touchpad device includes a capacitive touch pad and a near field communication antenna. The capacitive touch pad includes a plurality of input circuits and a plurality of output circuits. Each input circuit and each output circuit intersect and are arranged substantially perpendicular to each other, thereby forming a chessboard-like circuit. The near field communication antenna includes an antenna structure crosses at least part of the plurality of input circuits and at least part of the plurality of output circuits. The antenna structure is substantially not parallel to any one of the input circuits crossed by the antenna structure, and the near field communication antenna being substantially not parallel to any one of the output circuits crossed by the antenna structure.

Abstract: Techniques for using multiple sampling frequencies to detect the location of touch inputs of a user at a touch panel of a touch device. A determination is made as to which of and second sampling frequencies is provided to a receiver for use in sampling the touch inputs from the touch panel. The user touch inputs are first sampled from the touch panel during first and second successive time frames using first and second different sampling frequencies, respectively.

Abstract: A wireless communication device includes a Wi-Fi module for operating in WLAN system and a Bluetooth module for operating in Bluetooth system. After entering a power-saving mode, the wireless communication device is configured to turn off the Wi-Fi module and periodically scan an operational frequency band of a network using the Bluetooth module. When detecting a radio frequency signal having the same bandwidth as the network in the operational frequency band, the wireless communication device is configured to enter a normal mode.

Abstract: The present invention provides an electronic device including an internet module. The internet module includes a microprocessor and a memory. The memory stores a predetermined regulatory domain and a predetermined communication channel corresponding to the predetermined regulatory domain. The microprocessor connects to a geolocation service provider through the internet, obtains location information from the geolocation service provider, obtains a detection regular domain according to the location information, and provides a detection communication channel corresponding to the detection regular domain.

Abstract: A method for calibrating a listen duration and a listen interval and a control module thereof are provided. The method is suitable for being applied in a wireless device and monitoring beacons transmitted by a wireless access point (AP) within a wireless transmission range to calibrate the listen duration and the listen interval. The method includes: calculating an average beacon-receiving time and an RMS beacon-receiving time according to a beacon-receiving interval obtained within a first specific time frame when the listen duration and the listen interval are determined to be calibrated; setting the average beacon-receiving time and the RMS beacon-receiving time as an optimal listen interval and an optimal listen duration, respectively; monitoring beacons in X optimal listen durations according to the optimal listen interval and the optimal listen duration; if at least Y beacons are received, determining the calibration is successful, wherein X and Y are positive integers.

Abstract: A projector, an image output apparatus, and a control method thereof are provided. In the method, a search signal transmitted by a controller is received, and accordingly at least one user apparatus supporting a wireless protocol is searched from surroundings by using the wireless protocol and a wireless connection is established with each user apparatus. Then, a control signal transmitted by the controller is received, and accordingly one of the at least one user apparatus is selected. An image provided by the selected user apparatus is received through the wireless connection and projected.

Abstract: A positioning system includes at least one DUT (Device Under Test) and a mobile device. A wireless connection is established between the DUT and the mobile device. The mobile device is moved along a path which includes at least two different measurement positions. The mobile device measures a distance between the DUT and each of the measurement positions. Then, the mobile device obtains a target position, at which the DUT is located, according to the measurement positions and the distances.

Abstract: A method for calibrating a listen duration and a listen interval and a control module thereof are provided. The method is suitable for being applied in a wireless device and monitoring beacons transmitted by a wireless access point (AP) within a wireless transmission range to calibrate the listen duration and the listen interval. The method includes: calculating an average beacon-receiving time and an RMS beacon-receiving time according to a beacon-receiving interval obtained within a first specific time frame when the listen duration and the listen interval are determined to be calibrated; setting the average beacon-receiving time and the RMS beacon-receiving time as an optimal listen interval and an optimal listen duration, respectively; monitoring beacons in X optimal listen durations according to the optimal listen interval and the optimal listen duration; if at least Y beacons are received, determining the calibration is successful, wherein X and Y are positive integers.

Abstract: A touchpad device includes a capacitive touch pad and a near field communication antenna. The capacitive touch pad includes a plurality of input circuits and a plurality of output circuits. Each input circuit and each output circuit intersect and are arranged substantially perpendicular to each other, thereby forming a chessboard-like circuit. The near field communication antenna includes an antenna structure crosses at least part of the plurality of input circuits and at least part of the plurality of output circuits. The antenna structure is substantially not parallel to any one of the input circuits crossed by the antenna structure, and the near field communication antenna being substantially not parallel to any one of the output circuits crossed by the antenna structure.

Abstract: Controlling methods for use in a module of an electronic apparatus are provided. The module can support at least a high-speed expansion bus interface and a low-speed expansion bus interface and is coupled to a platform controller hub (PCH) through the high-speed expansion bus interface and the low-speed expansion bus interface. First, one of the high-speed expansion bus interface and the low-speed expansion bus interface is assigned for data transmission with the PCH. Then, a detection result corresponding to the electronic apparatus or the module is obtained and the other one of the expansion bus interfaces is to be switched to for data transmission with the PCH according to the detection result.

Abstract: Management methods for use in a computer system including a wireless module and a processing unit which are turned off are provided. The wireless module is activated to scan at least on access point (AP) to obtain a scanning result during each count period, the processing unit being turned off during performing scanning. Thereafter, the wireless module determines whether to activate the processing unit to wake up the computer system to download update data from a network according to scanning result and predetermined setting. When scanning result does not match with predetermined setting or no update data is to be downloaded from network, the processing unit and the wireless module are turned off. When scanning result matches predetermined setting and an update data is available to be downloaded, the processing unit is activated to wake up the computer system to download update data from network.

Abstract: An electronic apparatus using NAND flash memory and a memory management method thereof are provided. The electronic apparatus uses the NAND flash memory to record data in the system memory. In the present method, when a standby instruction is received, a fast flash standby (FFS) procedure is initiated, and a state of the NAND flash memory is checked to determine whether the NAND flash memory is suitable for recording the data in the system memory. If the state is determined as suitable for recording the data, the data in the system memory is copied to the NAND flash and the operating system of the electronic apparatus is controlled to enter a hibernate mode. On the contrary, if the state is determined as not suitable for recording the data, the operating system of the electronic apparatus is controlled to enter a standby mode.

Abstract: A wireless communication device includes a Wi-Fi module for operating in WLAN system and a Bluetooth module for operating in Bluetooth system. After entering a power-saving mode, the wireless communication device is configured to turn off the Wi-Fi module and periodically scan an operational frequency band of a network using the Bluetooth module. When detecting a radio frequency signal having the same bandwidth as the network in the operational frequency band, the wireless communication device is configured to enter a normal mode.

Abstract: Techniques for using multiple sampling frequencies to detect the location of touch inputs of a user at a touch panel of a touch device. A determination is made as to which of and second sampling frequencies is provided to a receiver for use in sampling the touch inputs from the touch panel. The user touch inputs are first sampled from the touch panel during first and second successive time frames using first and second different sampling frequencies, respectively.