STMicroelectronics, LG Display propose interface standard

9 November 2009

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STMicroelectronics (distributed in Australia by Arrow Electronics) and LG Display have announced they submitted to the VESA (Video Electronics Standards Association) TV Panel Task Grouptheir proposed iDP (Internal DisplayPort) interface standard aimed at replacing the current LVDS (Low Voltage Differential Signaling) standard. 

 

Based on DisplayPort, an open and royalty-free VESA digital-display interface standard that enables high-bandwidth audio and video-signal transmission, the iDP standard is targeted for the connection between a TV-controller SoC (system-on-a-chip) and an LCD-panel timing controller within a TV chassis. With a link operating at 3.24 Gbps per differential pair, only 17 signals (eight differential pairs and one hot plug detect signal) are needed to transport Full HD  240Hz at 10 bits per colour over the iDP link, substantially fewer than the 96 signals required for a conventional LVDS link.

 

The companies said that, to enable more realistic animation, graphics and 3-D video and better overall picture quality, LCD TVs are advancing toward higher refresh rates thus creating the need for a new high-speed, panel-interface standard. The proposed iDP standard was developed as an open and royalty-free industry standard to address this market requirement, accelerate market adoption and drive innovation in the consumer electronics industry.

 

Tags: digital displays | digital home electronics | display standard | HD displays | iDP standard | VESA digital display

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