Stereo Image Transmission Mode Adaptation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
There are no specifications for transmitting stereo image data via digital interfaces like HDMI, limiting interconnection between devices from different manufacturers and preventing seamless transmission of stereo image data.
Innovation Solution
A method where a transmitting apparatus receives transmission mode information from a receiving apparatus and selects an appropriate transmission mode for stereo image data, while also transmitting this information back to the receiving apparatus, ensuring optimal transmission of stereo image data between devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If stereo image data is transmitted via digital interfaces like HDMI without manufacturer-specific specifications, then interconnection between devices from different manufacturers is enabled, but transmission reliability and compatibility are compromised
Solution Approach 1:
The transmitting apparatus performs preliminary actions by receiving transmission mode information from the receiving apparatus before actual stereo image data transmission begins. This allows the transmitting apparatus to pre-select the appropriate transmission mode based on the receiving apparatus's capabilities, ensuring reliable transmission from the start without compatibility issues.
Solution Approach 2:
The system implements feedback by having the receiving apparatus transmit transmission mode information back to the transmitting apparatus. This feedback loop enables the transmitting apparatus to adjust its transmission parameters according to the receiving apparatus's capabilities, resolving the contradiction between versatility and reliability.
2Reliability
If transmission mode information exchange is implemented between devices, then optimal transmission of stereo image data is achieved, but device complexity increases
Solution Approach 1:
The transmission mode information exchange mechanism is designed to be universally applicable across different devices and manufacturers. By establishing a common protocol for exchanging transmission mode information, the system achieves optimized transmission without requiring device-specific complex protocols, thus improving reliability without proportionally increasing complexity.
Data Source
Figure 1
Figure 2(a)~2(b)
Figure 3
AI summary
A method transmitting and receiving stereo image data comprises receiving, by a transmitting apparatus (610), information transmitted by a receiving apparatus (650) regarding the transmission modes the receiving apparatus can support. The transmitting apparatus (610) selects a transmission mode based on the received information, and transmits to the receiving apparatus (650), in the selected transmission mode, stereo image data for displaying a stereoscopic image, by differential signals on a plurality of channels via a digital interface (660). The receiving apparatus (650) extracts from a blanking period of the received stereo image data, information inserted by the transmitting apparatus (610) and identifying the transmission mode used for transmitting the stereo image data. A data processing section (654) of the receiving apparatus (650) processes the received stereo image data, on the basis of the extracted transmission mode information, to generate left eye image data and right eye image data.