Abstract: A video signal processing method applied for a TV system is disclosed. In this method, the received video signal is processed by a video decoding process, and then the decoded video signal is processed by a de-interlacing process. A still or corresponsively still image signal is generated and blended with the de-interlaced video signal to generate a blended signal which is displayed to make sure the OSD information can always be shown at the top layer of the screen of the LCD panel.

Abstract: A method for controlling a video data to enter a film mode for processing is disclosed, the video data including a plurality of target fields, the method including: determining whether a target field of the target fields is capable of being merged with a first neighboring field of the target field; if the target field can be merged with the first neighboring field, adding one to a merging number; and repeating the above steps until the merging number is determined to be not less than N, and then entering the film mode to process the video data; wherein N is a positive integer not less than two.

Abstract: A method and an apparatus for synchronizing a data stream are disclosed. The method comprises: decoding the data stream to generate a decoded data stream and program clock references; generating a local clock reference; generating a simulated clock reference according to the program clock references and the local clock reference; comparing the local clock reference with the simulated clock reference; adjusting a processing timing of the decoded data stream according to the comparison result; and processing the decoded data stream according to the processing timing.

Abstract: The invention relates to a waveform generator and the related method thereof for generating a second image data according to a first image data, wherein the first image data and the second image data correspond to different signal formats. The waveform generator includes: a first memory unit, a second memory unit, and an integrating unit. The first memory unit stores a plurality of scan line patterns. The second memory unit stores at least one first scan line data of the first image data, where each first scan line data corresponds to a scan line. The integrating unit is coupled to the first and the second memory units and generates each second scan line data of the second image data according to the plurality of scan line patterns or each first scan line data of the first image data.

Abstract: An active noise cancellation (ANC) earphone for coupling to a host having a first jack and a second jack includes a sound source module, a sensing source module, a first connection module, and a second connection module. The sound source module is used for playing an audio signal. The sensing source module is coupled to the sound source module for sensing a noise near the sound source module. The first connection module has one end coupled to the sound source module and the other end inserted in the first jack, for transferring the audio signal generated by the host to the sound source module. The second connection module has one end coupled to the sensing source module and the other end inserted in the second jack, for transferring the noise sensed by the sensing source module to the host to generate a suppression signal for cancelling the noise.

Abstract: A method and an apparatus for synchronizing a data stream are disclosed. The method comprises: decoding the data stream to generate a decoded data stream and program clock references; generating a local clock reference; generating a simulated clock reference according to the program clock references and the local clock reference; comparing the local clock reference with the simulated clock reference; adjusting a processing timing of the decoded data stream according to the comparison result; and processing the decoded data stream according to the processing timing.

Abstract: A method and an apparatus for synchronizing a data stream are disclosed. The method includes: decoding the data stream to generate a decoded data stream and program clock references; generating a local clock reference; generating a simulated clock reference according to the program clock references and the local clock reference; comparing the local clock reference with the simulated clock reference to generate a comparison result; adjusting a processing timing of the decoded data stream according to the comparison result; and processing the decoded data stream according to the processing timing.

Abstract: A method for recording a plurality of graphic objects is disclosed. Each graphic object includes at least one common parameter and at least one object data. The method includes recording the at least one common parameter corresponding to the plurality of graphic objects in a common parameter section; and respectively recording the at least one object data of the plurality of graphic objects in corresponding object sections; wherein the at least one common parameter and the at least one object data are utilized to describe characteristics of the graphic objects.

Abstract: A video data displaying device is disclosed. The video data displaying device is used to drive a displayer according to a first display data set to display a first picture, the displaying device comprises a memory for storing the first display data set, and a display engine which is electrically connected to the memory for storing a part of the first display data set stored in the memory, wherein the display engine selects a specific display data set from the first display data set according to a display area of the displayer, and the display engine does not output the specific display data to the displayer.

Abstract: A video processing method utilized in a video data processing device for processing video data is disclosed. The video data includes at least a first video data set, and the video data processing device has a memory and a video decoder. The method includes utilizing the video decoder to decode the video data for generating a display data set, driving the video decoder to select a specific video data set from the first video data set wherein the display data set does not have display data corresponding to the specific video data set, and utilizing the memory to store the display data.

Abstract: A method of transmitting data by inserting audio information for use within a video editing apparatus includes encoding at least one analog audio signal into digital audio channel information according to an encoding format, the digital audio channel information including a length element and an audio encoded element; utilizing at least a first noise bit to replace at least one bit from within the length element to thereby generate a replacement length element; utilizing at least a second noise bit to replace at least one bit from the audio encoded element to thereby generate a replacement audio encoded element; generating replacement audio channel information according to the replacement length element and the corresponding replacement audio encoded element; according to all the replacement audio channel information generating a replacement digital audio sample; and inserting the replacement digital audio sample into a blanking section of transmitted data.

Abstract: A video signal processing method applied for a TV system is disclosed. In this method, the received video signal is processed by a video decoding process, and then the decoded video signal is processed by a de-interlacing process. A still or corresponsively still image signal is generated and blended with the de-interlaced video signal to generate a blended signal which is displayed to make sure the OSD information can always be shown at the top layer of the screen of the LCD panel.

Abstract: A DTV system with a LCD TV controller and a DTV backend controller is disclosed. The LCD TV controller is applied to receive a decoded video signal from an analog TV signal source. And the LCD TV controller decodes, scales and executes the image process on the video signal according to the display form of the LCD TV. A DTV backend controller is applied to receive a decoded video signal from a digital TV signal source. After decoding the video signal, the DTV backend controller outputs the video signal to the LCD TV controller. The LCD TV controller decode, scales and executes the image process on the video signal according to the display form of the LCD TV. And the LCD TV controller transmits the video signal back to the DTV backend controller for executing the OSD process on the video signal by the DTV backend controller. The video signal is transmitted to a display panel for displaying a corresponding video image.

Abstract: A method for controlling a video data to enter a film mode for processing is disclosed, the video data including a plurality of target fields, the method including: determining whether a target field of the target fields is capable of being merged with a first neighboring field of the target field; if the target field can be merged with the first neighboring field, adding one to a merging number; and repeating the above steps until the merging number is determined to be not less than N, and then entering the film mode to process the video data; wherein N is a positive integer not less than two.

Abstract: The invention relates to a waveform generator and the related method thereof for generating a second image data according to a first image data, wherein the first image data and the second image data correspond to different signal formats. The waveform generator includes: a first memory unit, a second memory unit, and an integrating unit. The first memory unit stores a plurality of scan line patterns. The second memory unit stores at least one first scan line data of the first image data, where each first scan line data corresponds to a scan line. The integrating unit is coupled to the first and the second memory units and generates each second scan line data of the second image data according to the plurality of scan line patterns or each first scan line data of the first image data.

Abstract: A method and an apparatus for synchronizing a data stream are disclosed. The method includes: decoding the data stream to generate a decoded data stream and program clock references; generating a local clock reference; generating a simulated clock reference according to the program clock references and the local clock reference; comparing the local clock reference with the simulated clock reference to generate a comparison result; adjusting a processing timing of the decoded data stream according to the comparison result; and processing the decoded data stream according to the processing timing.

Abstract: A method for recording a plurality of graphic objects is disclosed. Each graphic object includes at least one common parameter and at least one object data. The method includes recording the at least one common parameter corresponding to the plurality of graphic objects in a common parameter section; and respectively recording the at least one object data of the plurality of graphic objects in corresponding object sections; wherein the at least one common parameter and the at least one object data are utilized to describe characteristics of the graphic objects.

Abstract: A multi-jack detector for detecting states of a plurality of jacks. Each jack comprises a first switch having a first normally closed terminal and a first output terminal. The multi-jack detector comprises a plurality of bias resistors each coupled to one of the first output terminals, respectively; a control unit for determining the states of the plurality of jacks; wherein the first normally closed terminals are commonly coupled to a first node and the control unit determines the states of the plurality of jacks according to a voltage at the first node. Because the voltage at the first node is different for each state of the jacks, the detector can detects the states of the jacks using a single I/O pin.

Abstract: A video data processing device for displaying an interlaced field in a displaying device according to a progressive frame, the video data processing device includes a video input/output interface for receiving the progressive frame; a buffer device coupled to the video input/output interface for storing a plurality of pixel data of the progressive frame; and a processing module coupled to the buffer device for outputting the pixel data to the buffer device. The buffer device outputs the pixel data for driving the displaying device to show the interlaced field.

Abstract: A video data displaying device is disclosed. The video data displaying device is used to drive a displayer according to a first display data set to display a first picture, the displaying device comprises a memory for storing the first display data set, and a display engine which is electrically connected to the memory for storing a part of the first display data set stored in the memory, wherein the display engine selects a specific display data set from the first display data set according to a display area of the displayer, and the display engine does not output the specific display data to the displayer.