What is EDID data for? An HDMI player (HDMI source) only delivers an audio and video format that is supported by the target device (HDMI sink). However, when not only one HDMI source and one sink are involved, a compromise...
Why ARC? Many users have already noticed that the connections on current television sets are becoming fewer and fewer. Analogue connections for headphones, speakers or stereo systems are frowned upon. With HDMI there is a universal solution for digital signal...
Why is there audio delay? Xbox, Apple TV and PC deliver Dolby Digital as PCM51 and Dolby Atmos in MAT format. Many new TVs can handle that. However, when a soundbar or an AV receiver is connected to the television,...
Nowadays, numerous video and audio formats can be found in a media player or media. It is an advantage of streaming services and Blu-rays discs that several formats and audio tracks can be used. We often find in our support...
HDMI audio formats The introduction of HDMI opened up great possibilities for audio. HDMI transmits many audio formats over the same interface - but not at the same time. The devices must agree on a format, for example Dolby Digital....
What's new in HDMI 2.1? With the Playstation PS5 and Microsoft Xbox Series-X, the first HDMI 2.1 sources from consumer electronics were released in 2020. PC graphics cards can also generate HDMI 2.1. Since then there have also been televisions...
More and more soundbars also support higher sound formats such as Dolby Atmos. Dolby Atmos can only be transmitted via HDMI and no longer via SPDIF audio connection. SPDIF (with Toslink or coaxial RCA connector) allows a maximum of Dolby...
Not only image and sound signals can be transmitted via HDMI, but also a lot of other data. The devices exchange various data and commands via it. CEC (Consumer Electronics Control) also uses an HDMI connection. The goal of CEC...
The basis of HDMI consists of TMDS (at least up to and including HDMI 2.0), which stands for Transition-Minimized Differential Signaling. TMDS was developed by Silicon Image as a method of transmitting high-speed digital data. The process uses an intelligent...
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