When transmitting data from a transmission unit to a reception unit over a channel in a wireless communication system, it has been observed that there are inherent losses in throughput, especially for a channel experiencing high channel quality variations over its frequency range. To improve the throughput over such a channel, it is proposed to: estimate the quality of each subchannel of a channel...

The present invention relates to an apparatus and a method for detecting a signal polarity. The apparatus includes a first comparing device, a second comparing device and a calculating device. The first comparing device compares a first signal with a first threshold signal in response to a first period and a second period to output a first output signal. The second comparing device compares a seco...

Apparatus is provided that includes at least one entity for transmitting speech signals in a discontinuous transmission mode including transmitting speech frames interspersed with frames including comfort noise parameters during periods of speech pauses. The entit(ies) include a first entity for estimating a current noise value. In addition, the apparatus includes a second entity for selectively c...

A wireless communication method and apparatus for decoding enhanced dedicated channel (E-DCH) absolute grant channel (E-AGCH) transmissions are disclosed. A wireless transmit/receive unit (WTRU) receives E-AGCH data which includes a cyclic redundancy check (CRC) part and a data part. The CRC part is masked with a WTRU identity (ID) at a Node-B. The CRC part and the data part are demultiplexed and ...

The present invention relates to a method of integrating hybrid identification codes. An identification code with a fixed format is established. The identification code is generated via a hybrid identification code distribution method, and more than two sub-identification code distribution methods are used and integrated. Real nodes in a network set identification codes for neighboring nodes via t...

A cryptographically secure pseudo-random number generator is configured to obtain one or more unpredictable sources of entropy that provide a seed. A current internal state of the number generator is modified as a function of the current internal state and the seed to accumulate entropy. The modified internal state may be obtained by using non-linear feedback shift register operations on the inter...

An image acquisition module in a transmission device for a scanner is installed in a base of the scanner, a rotating wheel and a first roller are pivotally connected onto two inner sides of the base, and a driving roller is installed below the first roller. A conveyor is respectively put around the rotating wheel, the first roller and the driving roller, and a second roller is pivotally connected ...

A technique for processing video to determine which segments of video originate in a telecine and which conform to the NTSC standard is described herein. The current pull-down phase of the 3:2 pull-down (see below) in a telecine generated video segment is estimated and used to invert the telecine process.

A high-speed video signal processing system, which includes a reception end for receiving analog signals; a plurality of analog to digital converters coupled to the reception end for converting analog signals received from the reception end to digital signals according to control signals; and an interleaving controller coupled to the plurality of analog to digital converters for generating the con...

An image processing system, for processing display data and vertical blanking interval data carried by a composite signal, is disclosed. The image process system includes: a video decoder, for decoding the display data to generate corresponding image data; a VBI decoder, for decoding the VBI data to generate corresponding VBI image data; a converter, for converting the VBI image data into color in...

A solid-state imaging device includes the following: a pixel array section in which a plurality of pixels are two-dimensionally arranged, each of the pixels outputting an image signal; and a column circuit area including a plurality of column circuits. In the solid-state imaging device, a vertical signal line through which image signals from a single column of pixels are output is selectively conn...

A multimedia device for automatically setting priority channel is provided with a plurality of multimedia channels for at least one user selecting to play, and comprises a channel database, a priority channel judgment unit, a channel-switching unit and a multimedia playing unit. The channel database is applied to set at least one channel priority table; the priority channel judgment unit is applie...

A method for processing video data including a plurality of fields is disclosed. The method includes: dividing the plurality of fields into a plurality of image blocks; examining each image block of a target field to determine whether each image block of the target field corresponds to a film mode or a non-film mode, wherein the target field is one of the plurality of fields; examining each image ...

Disclosed is an automatic video gain control circuit, which includes an analog to digital converter, an envelope detector and an extreme value detector. The analog to digital converter converts an analog video signal to a digital video signal. The envelope detector detects a baseband amplitude signal according to the digital video signal. The extreme value detector generates an extreme value to co...

An integrated digital TV power control circuit and the method utilize a secondary micro control unit to handle the power control requirements when the main micro control unit enters a sleep mode. In addition, the secondary micro control unit is used to store the status signal of the integrated digital TV when the main micro control unit is in the sleep state, such that the status signal can be pro...

A method for decoding a video block in a video picture includes: selecting N motion vectors from M motion vector, wherein the M motion vectors corresponding to at least a video block of at least a reference area; and decoding the video block according to the N motion vectors.

The present invention relates to a color adjustment apparatus and a method thereof. The color adjustment apparatus according to the present invention includes a calculation unit and an adjustment unit. The calculation unit receives an input color signal, and divides the input color signal into color groups and performs a calculation operation thereon to generate at least two calculation signals. T...

An image processing method used for enhancing the color saturation of an image is provided. The image comprises a pixel with a pixel data, wherein the pixel data has the data of three colors. The image processing method comprises the steps stated below. Firstly, a color purity of the pixel is calculated and a corresponding scale factor is generated according to the color purity, wherein the color ...