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Transmission method and device and formatting method and device of image signals

An image signal and transmission method technology, applied in image communication, television, standard conversion, etc., can solve the problem of no unified format standard, no image signal formatting, etc., to achieve strong signal adaptability and reduce design complexity. Effect

Inactive Publication Date: 2011-06-01
GUANGDONG VTRON TECH CO LTD
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AI Technical Summary

Problems solved by technology

[0004] However, in the above-mentioned multi-screen real-time signal processing method, there is no specific method for formatting the image signal, and there is no specific unified format standard when using this signal processing method for image transmission.

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  • Transmission method and device and formatting method and device of image signals
  • Transmission method and device and formatting method and device of image signals
  • Transmission method and device and formatting method and device of image signals

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Embodiment Construction

[0033] The present invention provides an image signal transmission method and device as well as an image signal formatting method and device, which can solve the problem that various types of image signals in the prior art do not have a set of unified standards in the process of transmission, thus giving The signal processing on the backend brings inconvenience. The technical solution of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0034] Such as figure 1 As shown, a transmission method of an image signal comprises the following steps:

[0035] Step S1, acquiring parallel image signals;

[0036] Step S2, formatting the parallel image signal into a unified resolution standard of 2160*1250 pixels;

[0037] Step S3, performing synchronous processing, and converting the processed parallel image signal into a high-speed serial data signal;

[0038] Step S4, using high-speed serial digital space division switching techn...

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Abstract

The invention provides a transmission method, a transmission deice, a formatting method and a formatting device of image signals. The transmission method comprises the following step of: before parallel image signals are converted into serial data signals, formatting the parallel image signals into image signals with the uniform resolution format of 2160*1250 pixels. Due to the adoption of the uniform format standard of 2160*1250, all video signals such as standard-definition signals, high-definition signals and the like during video processing can be transmitted and self-adaptability to signals of various formats is high. The transmission rate of 2.43 Gbps obtained on the basis of the standard is fixed and does not change along with the change of resolution, so that the design complexities of a transmission data end and a receiving data end are lowered.

Description

technical field [0001] The present invention relates to the field of image signal processing, in particular to an image signal transmission method and device, and an image signal formatting method and device. Background technique [0002] In video processing, there are many types of signals. According to the interface of various signal sources, there are CVBS, S-VIDEO, YPbPr, VGA and DVI, etc.; according to the signal form after digitalization, there are YUV422, YUV444, YUV420 and RGB888, etc.; according to the resolution format of the signal According to the refresh rate of the signal, there are 25Hz, 30Hz, 50Hz, 60Hz, 70Hz, 80Hz and so on. At present, the processing and transmission of the above-mentioned video signals are processed according to VESA (Video Electronics Standards Association, Video Electronics Standards Association) Timing, and each resolution format corresponds to a Timing sequence and processing clock. Uniform standards, different processing clocks, tra...

Claims

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Application Information

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IPC IPC(8): H04N7/26H04N7/01
Inventor 景博刘伟俭曹捷单亦超兰进城
Owner GUANGDONG VTRON TECH CO LTD
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