Abstract: An embodiment of an image enhancement method is introduced for use in an electronic device. An image composed of a plurality of pixel values is first received, and each pixel therein is separated into two channels. The image is further divided into a plurality of blocks. A distribution of a selected channel is determined for each block, which is selected from the two channels. For each pixel, the pixel value of the selected channel is adjusted according to at least one distribution corresponding to at least one neighboring block. For each pixel, the pixel value of the other channel is adjusted according to the adjusted pixel value of the selected channel. As a result, the adjusted image is provided.

Abstract: An embodiment of an image enhancement method is introduced. An object is detected from a received image according to a object feature. An intensity distribution of the object is computed. A plurality of color values of pixels of the object is mapped to a plurality of new color values of the pixels according to the intensity distribution. Finally, a new image comprising the new color values of the pixels is provided to a user.

Abstract: Methods and systems for media file management are provided. When a plurality of media files in the electronic device are viewed, media data is real-time generated for the media files. In the generation of the media data, the media files are analyzed to obtain a theme for the media files. Then, a script file is identified according to the theme, and media data is produced for the media files according to the script file. In some embodiments, a frame buffer used for storing the media data is refreshed after each frame of the media data is rendered.

Abstract: An embodiment of a method for generating multiple still images and a video file in parallel is disclosed. A first series of images from an image sensor is provided to at least one buffer. A second series of images are captured in response to reception of a user input for performing a multi-capture operation. The process further provides the first series of images from the buffer for processing along at least two processing paths concurrently with the capturing of the second series of images. The two processing paths then process the second series of images, and the processed first series of images and second series of images are stored into a memory unit. At least one of the processing paths processes only a predetermined portion of the first series of images and the second series of images. Images processed by each of the two processing paths are stored, respectively.

Abstract: A method for DNS processing is provided. The method is executed by an electronic device and includes the following steps: determining a plurality of TTL values, wherein each of the TTL values corresponds to one of a plurality of operating states of the electronic device, and determining whether to remove an entry from a local DNS cache in the electronic device or not according to the TTL value corresponding to the current state among the operating states of the electronic device.

Abstract: A wireless data network switching method for an electronic device is disclosed. The wireless data network switching method includes recording a pattern of network data usage of the electronic device during a period of time; determining a user data usage scenario according to the pattern of network data usage; and switching a current wireless network mode to a selected wireless network mode according to the user data usage scenario.

Abstract: An electronic device and a focus adjustment method thereof are provided. The electronic device and the focus adjustment method thereof pre-process the image frames captured to provide focus information of the image frames and adjust the focus according to the focus information. Therefore, as the subject followed or the current scene is out of focus in response to movement of the electronic device, the present invention can immediately obtain the change of focus via the focus information and effectively adjust the focus according to the focus information.

Abstract: A mobile communication device and an application interface layout switch method are disclosed in the invention. The mobile communication device includes a connection interface unit, a layout library, a display panel and a touch sensing module. The connection interface unit is configured for connecting the mobile communication device to an external device. The layout library is configured for storing a plurality of application interface layout templates. The application interface layout templates are different from each other. The display panel can be configured for displaying according to a selected application interface layout template out of the application interface layout templates. The input sensing module is configured for generating a user input signal based on the selected application interface layout template.

Abstract: A mobile device and methods of running two platform systems or applications on the mobile device are disclosed in this invention. The mobile device includes a processing unit, a display unit and an I/O interface unit. The processing unit is configured to execute a first application of a first platform system and a second application of a second platform system different from the first platform system. The display unit is configured to display a graphic user interface of the first application. The I/O interface unit is configured to build connection to an external device and transmit data of a graphic user interface data of the second application to the external device.

Abstract: The invention discloses a secure payment method, a mobile device and a secure payment system. The secure payment method including steps of: transmitting an encrypted payment request packet from a payment service provider to a mobile device; receiving the encrypted payment request packet by a first operating system running within a normal domain of the mobile device; bypassing the encrypted payment request packet to a second operating system running within a secured domain on the mobile device; decrypting payment request data from the encrypted payment request packet under the secured domain; generating payment response data according to the payment request data under the secured domain; encrypting the payment response data into an encrypted payment response packet under the secured domain; bypassing the encrypted payment response packet to the first operating system under the normal domain; and, transmitting the encrypted payment response packet to the payment service provider.

Abstract: Data synchronization management methods and systems are provided. First, pluralities of predetermined sync conditions are set according to time interval information and user behavior information, wherein each of the predetermined sync conditions has a corresponding setting value of update frequency. Then, it is determined whether one of the predetermined sync conditions has been satisfied or a change in the predetermined sync conditions has been detected. In response to one of the predetermined sync conditions being satisfied or a change in the predetermined sync conditions being detected, a data sync procedure is performed with a server to update data from the server based on an update frequency, such that the update frequency of the data sync procedure is dynamically adjusted according to the predetermined sync conditions.

Abstract: A power saving method for a mobile device in a wireless communication system is disclosed. The power saving method comprises obtaining a first parameter according to a first signal transmitted between the mobile device and a first network; estimating a first power consumption of the mobile device in the first network according to the first parameter and a first radio access technology (RAT) employed in the first network; determining whether the first network is suitable according to at least a comparison of the first power consumption with a second power consumption of the mobile device in a second network, wherein the second network employs a second RAT different from the first RAT; and switching to a the second network when the first network is not suitable.

Abstract: Data security management system and methods are provided. First, a first system having a management authority is provided. The first system displays an input interface on an input device. A switch switches the management authority from the first system to a second system, wherein the second system operates with a secure mechanism. When the management authority is switched to the second system, the first system transmits layout information of the input interface and an input device characteristic of the input device to the second system. The second system receives input data via the input device, and decodes the input data according to the layout information and the input device characteristic.

Abstract: The invention provides a wireless communication method. The method comprises launching an application which requires a network service for a data transmission and generating a connection request. Then, a wireless communication function is turned on to implement a channel scan according to the connection request. When at least an access point of at least a wireless network is available, a network connection with the wireless network is established for the data transmission through the access point. When there is no available access point, the wireless communication function is terminated and a connection control mechanism is initiated. The connection control mechanism comprises forbidding re-turning on the wireless communication function within a connection suspension time and re-turning on the wireless communication function when the connection request is received after the connection suspension time.

Abstract: 3D format conversion systems and methods are provided. The 3D format conversion system includes a 3D panel supporting at least one 3D display format, a frame buffer, and a graphics processing unit including a plurality of shaders for parallel processing image data. The graphics processing unit obtains a 3D source using texture streaming, converts the 3D source into the 3D display format supported by the 3D panel using the shaders, and outputs the converted 3D source to the frame buffer. The 3D panel obtains and displays the converted 3D source from the frame buffer.

Abstract: A method for determining pressed locations of a touch screen, suitable for an electronic device having the touch screen, is provided. In the present method, coordinates and pressure values of m samples where the touch screen is pressed are detected. Then, the pressure values of those samples are compared to find n samples with the highest pressure values. Finally, the coordinates of those n samples are averaged for determining the pressed location of the touch screen. Accordingly, the accuracy of determining the pressed location of the touch screen can be increased and the convenience for operating the electronic device is enhanced.

Abstract: The invention discloses a mobile communication device, an electronic device and a mobile network sharing method between these two devices. The mobile communication device includes a communication module and a control unit. The communication module includes a mobile communication unit and a local communication unit. The mobile communication unit is used for connecting to a mobile communication network. The local communication unit has an active mode and a passive mode. The control unit is coupled to the communication module. When a trigger signal from an electronic device is received by the local communication unit under the passive mode, the control unit switches the local communication unit into the active mode, so as to connect the electronic device to the mobile communication network via the local communication unit and the mobile communication unit.

Abstract: The invention discloses a mobile communication device and a communicative transmission method thereof. The mobile communication device includes a communication module and a control unit. The communication module is used for communicatively connecting to a communication server. The control unit is coupled to the communication module. The control unit utilizes the communication module to receive a one-to-one packet from the communication server according to a first period, and ignore a one-to-many packet on the communication server. The control unit utilizes the communication module to transmit a second one-to-many packet to the communication server according to a second period.

Abstract: The invention provides a wireless communication method. The method comprises launching an application which requires a network service for a data transmission and generating a connection request. Then, a wireless communication function is turned on to implement a channel scan according to the connection request. When at least an access point of at least a wireless network is available, a network connection with the wireless network is established for the data transmission through the access point. When there is no available access point, the wireless communication function is terminated and a connection control mechanism is initiated. The connection control mechanism comprises forbidding re-turning on the wireless communication function within a connection suspension time and re-turning on the wireless communication function when the connection request is received after the connection suspension time.

Abstract: A method for determining pressed locations of a touch screen, suitable for an electronic device having the touch screen, is provided. In the present method, coordinates and pressure values of m samples where the touch screen is pressed are detected. Then, the pressure values of those samples are compared to find n samples with the highest pressure values. Finally, the coordinates of those n samples are averaged for determining the pressed location of the touch screen. Accordingly, the accuracy of determining the pressed location of the touch screen can be increased and the convenience for operating the electronic device is enhanced.