Hz what does it mean televisions reviews

We also need to consider the frequency of the content that is going to be displayed on the TV.

The truth about Ultra HD 4K TV refresh rates

One of the most common ways for a manufacturer to bump the refresh rate is using a feature called black frame insertion BFI. This means that a single frame was divided into two fields containing the odd numbered lines and the even numbered lines of the image.

Since this processing requires a 120Hz TV to begin with to insert the new frames between the real ones , this is really just an issue about the marketing, not the TV itself.

hz what does it mean televisions reviews

Hold up just a second. As it explains , "Clear Motion Rate is a motion clarity standard put forth by Samsung Televisions in order to replace what is commonly known as the 'refresh rate' associated with many televisions.

First, you can't add detail beyond what is already in the source footage. You may unsubscribe from the newsletters at any time.

Processing rates explained: How they improve watching TV

The more expensive models will likely be 120 Hz, and the cheaper ones 60 Hz. S10e vs. The light output of the TV also drops as it's basically not outputting any light much of the time. It interpolates new frames between the frames transmitted to the display at 60 frames per second or processed into 60 frames per second from 24 frames per second for film footage, through the separate pulldown process , and the HDTV fills in the spaces by generating the best "middle" frames to stick in the cracks.

TV Refresh Rates Explained: 60Hz, 120Hz, and Beyond

When you line up a bunch of similar TVs, phones, laptops or tablets, the ones with the higher numbers get the edge. A guide to flat screen TV stands and cabinets.

hz what does it mean televisions reviews

It depends how it did the other processing and backlight manipulation. Will Greenwald has been covering consumer technology for a decade, and has served on the editorial staffs of CNET.

hz what does it mean televisions reviews

Here's the best way to read refresh specs: An illustration of black frame insertion. A shutter placed between the film and the projection lens, synced to the 24 frames per second of the film, would blank the image on screen while the next film frame slid into position.

Meaning, it's like that rate, but not. However, for sports and video games, those added frames can help reduce stuttering and blur, and the action will be easier to track.

hz what does it mean televisions reviews

But at the very least, you need 120Hz to really combat motion blur, which is good, because right now, that's the most you can get with a 4K TV. Each manufacturer has their own name for this processing:.

Beware fake 120Hz refresh rates on 4K TVs

LCD technology has progressed a great deal over the past several years, and now ghosting and motion blur have been all but eliminated. You might not have noticed this issue, but many do.

Actually, they can: Refresh rate itself is really only part of the solution. So, again, no difference to a standard 60 Hz TV.