Abstract:
The invention provides a signal receiving circuit applied to multiple digital video/audio transmission interface standards. The signal receiving circuit includes at least an input interface for receiving an input signal, and at least an interface circuit. The input interface includes a set of shared input terminals, a set of first separate input terminals for receiving an input signal corresponding to a first transmission specification with the set of shared input terminals, and a set of second separate input terminals for receiving an input signal corresponding to a second transmission specification with the set of shared input terminals. The interface circuit includes a control circuit coupled to the input interface for supplying a control signal, and a processing module coupled to the input interface and the control circuit for processing the input signal according to the control signal to generate an output signal.
Abstract:
A device and method for controlling frame input and output are applied to the reception of image data from a source device and output of the image data to a destination device, the device includes a buffer, a buffer control circuit, and a frame write controller. The input pixel clock is not equal to the output pixel clock. The frame write controller generates a write permission signal according to the Input DE and the Output DE. The buffer control circuit generates a write control signal according to the Input DE and the write permission signal, and generates a read control signal according to the Output DE. The buffer receives the image data from the source device according to the write control signal and the input pixel clock, and outputs the image data to the destination device according to the read control signal and the output pixel clock.
Abstract:
A timing controller for a display processing device includes: a plurality of predetermined pins for receiving an image signal by a pin-share method, wherein the image signal is a first format image signal or a second format image signal; a detector coupled to the predetermined pins and for detecting at least one of the predetermined pins to determine whether the image signal is the first format image signal or the second format image signal and outputting a detection result; and a processor coupled to the detector and for processing the image signal according to the detection result to generate and output a timing control signal.
Abstract:
A receiver includes; a recovery circuit for receiving an input signal, and generating a data signal and a recovery clock; a processing circuit for processing the data signal to generate a processed signal; and a synchronization determining circuit for determining a synchronization state of the recovery clock according to the processed signal and a first reference value. The data signal includes a synchronous pattern, and the first reference value corresponds to at least a portion of a value in the synchronous pattern processed by the processing circuit. A method of the receiver is also disclosed.
Abstract:
The invention provides a signal receiving circuit applied to multiple digital video/audio transmission interface standards. The signal receiving circuit includes at least an input interface for receiving an input signal, and at least an interface circuit. The input interface includes a set of shared input terminals, a set of first separate input terminals for receiving an input signal corresponding to a first transmission specification with the set of shared input terminals, and a set of second separate input terminals for receiving an input signal corresponding to a second transmission specification with the set of shared input terminals. The interface circuit includes a control circuit coupled to the input interface for supplying a control signal, and a processing module coupled to the input interface and the control circuit for processing the input signal according to the control signal to generate an output signal.
Abstract:
The present invention discloses a method for determining a target type of a plurality of control signals respectively transmitted via a plurality of channels in a multi-channel system. The method includes: receiving a plurality of first control signals simultaneously from the channels during a first time period; determining a control signal priority corresponding to the first time period according to a target type determined by actual types of a plurality of second control signals respectively transmitted via the channels during a second time period, wherein the second time period is prior to the first time period; and determining the target type of the first control signals according to the control signal priority and actual types of the first control signals.
Abstract:
The present invention discloses a signal receiving method for determining a transmission format of an input signal and a related signal receiving circuit. The signal receiving method includes: receiving the input signal; generating a signal detecting result corresponding to at least a signal transmission channel of a plurality of signal transmission channels according to an output result of the signal transmission channel; and determining the transmission format of the input signal according to the signal detecting result. The signal receiving circuit includes: an input interface, for receiving an input signal; a detecting module, for generating a signal detecting result corresponding to at least a signal transmission channel of a plurality of signal transmission channels according to an output result of the signal transmission channel; and a determining unit, for determining the transmission format of the input signal according to the signal detecting result.
Abstract:
A receiving method and apparatus is disclosed. The method comprising steps of: receiving a plurality of data according to a symbol clock signal, and reading out the plurality of data according to a first clock signal and generating a water level; receiving a second clock signal so as to generate a third clock signal, and adjusting the speed of the third clock signal according to the water level; determining a sampling frequency of the plurality of data according to a data amount of the plurality of data during a unit time period or parameters of the plurality of data; and dividing the third clock signal by a dividing value or multiplying the third clock signal by a multiplying value so as to obtain the first clock signal and adjust the water level by a clock generator.
Abstract:
The invention discloses a sink device. The sink device comprises a buffering unit and a clock generating unit. The buffering unit receives a decoding data according to a symbol clock signal, reads the decoding data according to a pixel clock signal, and generates a water level value. The clock generating unit receives the symbol clock signal to generate the pixel clock signal and adjusts a rate of the pixel clock signal according to the water level value and/or a phase difference signal.
Abstract:
An apparatus for processing an audio signal and method thereof applied to an audio playback system are disclosed. The apparatus comprises a decoder, an error-correcting circuit and an audio correcting module. The method for processing audio signals in accordance with the present invention decodes the audio signal to generate a decoded signal by the decoder. Then, the error-correcting circuit performs an error-correcting algorithm in the decoded signal to generate an error indication signal and an output audio signal. And the audio correcting module corrects the output audio signal to generate a corrected audio signal when the error indication signal indicates that the output audio signal has error.