Question Screen burn - Samsung Galaxy Watch 4

Can using the galaxy watch 4 for prolonged periods with very bright active screen or AOD (as in some of the Watchmaker app) cause screen burn? Thanks. Sorry bad English.

The brighter it is, the faster it degrades.
I avoid using them in direct sunlight or over 50% brightness except very briefly.
After 2 years of heavy usage my N10+ show no signs of degradation. Blue pixels are the first to fail generally. Red the last. Green is the wavelength the human eye is most sensitive to.

My Samsung Gear S3 Classic was used with AOD about 9 hours a day, every day, for 3 years without any "burn in" problem. I don't know why the GW4 would have any problem doing at least the same. Some reports of it being damaged in just days were most likely due to some very bad manufacturing/part defect, not due to a design limitation.

There are several people that reported burn in and even the people who say that it is only faulty devices dont dare to use the screen on max brightness + AOD...
I would not risk it!

frea said:
There are several people that reported burn in and even the people who say that it is only faulty devices dont dare to use the screen on max brightness + AOD...
I would not risk it!
Click to expand...
Click to collapse
AOD is probably safe if the tap on feature is available.
Direct sunlight and AMOLED displays are a very bad combination. I would wear it on the underside of the wrist or covered by a sleeve when in the sun.
It's got some cool features but when out and about especially working out, the electronics go dark. They are a distraction that can only cause harm.
In the real world life altering updates happen in a split second*. No second chances.
Many "kids" don't understand this; they will learn or burn.
*Multitasking is a myth in most cases. Only people at an expert level are capable of this, with certain tasks/situations and only after many months or years of training and practice.
It becomes a hardwired skill only then.
Don't delude yourself... you may only get one chance to react appropriately in a fraction of a second. Not easy to do even in ideal conditions.
Relax your guard only in low threat level environments.

Okay. Thanks everyone. I think better to be careful

Related

[Q] What can I do to prevent AMOLED burn-in short-term?

Hello, I acquired a Galaxy S6 yesterday and I love the thing, but have heard bad things about AMOLED burn and Samsung products, and have personally seen it in BestBuy (which makes sense because those are the same devices on playing the same demo almost all day every day.)
My issue right now is that I'm going on an 8 hour road trip in a few days, then 8 hours to go back home, and I'm the driver. I'd like to have Waze open most of the time, but I'm afraid of it burning into my screen.
I've been doing research around the forums and all over google and haven't seem to find something for short term for these 16 hours.
Only things I read I should do so far are Auto Brightness and enabling Gray Scale mode.
Anything else I should try doing?
Amoled doesn't like white and blue (shortest life diode). But Samsung's new amoled are more power and energy efficient. So don't worry about screen burn in. Super Amoled of my 3+ year old Infuse still no burn in!
Just enjoy your S6. Should a defect come about you can have it replaced using your existing warranty.

Something strange with the screen, need your advise

Hi,
I got my S6 4 days ago and so far I'm really happy with it.
I have a tiny thing with my screen, can't even call it by a name and definitely don't know if it is an issue, so I'll try to describe it.
I noticed it by a mistake... after I got it, I opened the device, played with it to drain the battery in order to fully charge it.
When it went to 5% the device has reduced the brightness automatically to save the battery and than it appeared...
A one, look a like white pixel, somewhere around the middle of the screen that I didn't (and couldn't) notice before.
It stayed there no matter what i did or in which app I used.
After I got to 1% I plugged it to the power to charge it and than, when the brightness was automatically got brighter, it looked like
It disappeared... all looked fine.
After playing with it, I can summarize that I can clearly see this white pixel in 3 occasions:
1. When closing the screen, it appears for a millisecond on the black, like flashing and than the screen is shut off.
2. When opening the screen, the same, for a millisecond, like flashing.
3. When reducing the brightness.
In addition, if I am really trying, I can barely see it even in almost full brightness but just because I know it is there.
I understand that it is always there and because the brightness is high I can't almost see it.
I can say for sure that no one can see it if I won't point on it or mention it, even when closing the screen, you won't see it
unless you know it's there and you saw it after reducing the brightness.
Another strange thing (or maybe not) is that I took screenshots so I will be able to show it to you but it is not appearing over it
Even on a black screen - saw it but it is not there in the picture.
I can live with it, unless it is something can effect in the future. this is my only worry.
I know that the easy way is to go with the warranty, but as there are other issues with the screen like pinkish/yellow/green
Maybe if it's not an issue, better to leave it like that.
I really will appreciate your advise and opinion.
Dial *#0*#. Go Red, Green, Blue, Dimming. If the dot it's still visible in any of the tests you might have a dead pixel.
Sent from my SM-G920F using Tapatalk
pokr777 said:
Dial *#0*#. Go Red, Green, Blue, Dimming. If the dot it's still visible in any of the tests you might have a dead pixel.
Sent from my SM-G920F using Tapatalk
Click to expand...
Click to collapse
Did it, and pretty much the same as I described.
Red, Green, Blue - Nothing
Dimming - See it just after dimming is happening, meaning just after the second click (on first click see nothing).
So, it's dead? half dead?
Can it be worse?
Like I wrote, it is bother me just because:
1. I know it's there
2. Mostly because I'm afraid how it will effect in the future or if it means that my screen is defect.
What do you think?
Thanks for your help.
This is a strange issue, normally the pixel is either dead or not, whats even stranger is that you and others are suffering from dead pixels, i tought this was a thing of the past with oled screens but clearly im wrong.
I have 1 suggestion for you, put on your google chrome browser in your phone, a very dark gray (not black) picture and see if you can spot that pixel in that background and report back please, while viewing the picture, play with the brightness, put it manual on max manual on medium and manual on low, be sure to check it in a dark-ish environment.
Same same.
In a room with regular lights:
Can spot it on full or 6/8 contrast just because I know it's there and even than it is really hard to notice it.
When put it on medium it is more visible but I'm not so sure that in "regular" looking someone will see it unless he will look for it or by a mistake it will jump on his eyes.
When put it in lowest - it is very clear and shine.
In a dark room:
Can spot is all the time but:
On full or 6/8 contrast it is noticed but not shine. like a brighter gray.
On medium or the lowest contrast - it is very visible - clear and shine.
Was your S6 ever opened? ) Maybe you have a small piece of dust under the glass? Screen protector? Try to check if it's visible in direct sunlight with the screen off.
Sent from my SM-G920F using Tapatalk
pokr777 said:
Was your S6 ever opened? ) Maybe you have a small piece of dust under the glass? Screen protector? Try to check if it's visible in direct sunlight with the screen off.
Sent from my SM-G920F using Tapatalk
Click to expand...
Click to collapse
It wasn't open, it is brand new.
I have a glass screen protector - can something like dust cause this kind of an issue? I don't think so (bit don't know of course) as if so I would see it all the time + it wasn't like showing/glowing for millisecond when closing the screen.
Doesn't' it?
Never leave your battery die! This is a common mistake people make. Lithium ion batteries needs to be charged as often as possible never leave it die as it will deteriorate the battery.
That strange pixel will probably settle after some use. The pinkish colour on the screen seems like a lot of people have that problem. That would be the only reason I would send that back for warranty
Hi,
I think that it is indeed a dead pixel. However as your phone has such high resolution and pixel density, I think it is harder to see sometimes.
Regarding the future of this problem, I don't think it will affect you more than this. I've owned some devices with dead pixels and never ever they gave me problems (my good ol Nintendo DS had 2 haha, I've been playing it since 2006 IIRC). But if you want professional guidance, maybe it's a good idea to take the phone to a Samsung Technical Center or something like that and show them the dead pixel (or try), and also talk about the pinkish screen.
All the best,
~Lord
Sent from my SM-G920I using Tapatalk
Thanks for your help.
I went to the local Samsung store and it is indeed a dead pixel (or whatever) - They gave me a brand new device.
Regarding the battery, thanks for the information, I wasn't aware of it at all, I did leave it to die at first use as I was away, but anyway, even without knowing it, Today I charged it at around 30%
as usually I'm not waiting for it to die, but from now on I will give it more attention.
Thanks all.

AMOLED screen burn-in

I'm using Waze app every single day for about 1.5 hour.
in the past when i had galaxy S4, after 2 month of daily use, i noticed on white pages i still see all the static banners and buttons of waze.
baisically, using Waze in daily basis, burn-in my screen in the static area of the app like the up and down banners, speed meter etc...
Can it happen also in my new galaxy s8+? what to you think? did the amoled technology haven't changed a lot in the past 4 or 5 years?
There is a new feature in Waze called battery saver, it dims the screen when you are over a certain speed and a certain distance from the next instruction, that might help with it.
Though to be honest I use it for about the same amount of time everyday and don't even think about any burn in, its definitely not something that I've noticed happening on my phone so far
Shaady said:
its definitely not something that I've noticed happening on my phone so far
Click to expand...
Click to collapse
So far.... the phone is pretty new so we can tell right now. hope it will never happen but my S4 experience keeps me worried about this phenomenon.
Shaady said:
There is a new feature in Waze called battery saver, it dims the screen when you are over a certain speed and a certain distance from the next instruction, that might help with it.
Though to be honest I use it for about the same amount of time everyday and don't even think about any burn in, its definitely not something that I've noticed happening on my phone so far
Click to expand...
Click to collapse
I looked in Waze setting and could not find this option. Where is this option?
Shaady said:
There is a new feature in Waze called battery saver, it dims the screen when you are over a certain speed and a certain distance from the next instruction, that might help with it.
Though to be honest I use it for about the same amount of time everyday and don't even think about any burn in, its definitely not something that I've noticed happening on my phone so far
Click to expand...
Click to collapse
i can't find this option in waze.... which app version installed on your phone? which country?
I had that problem with my s7 edge. I got it changed on warranty. I'm too scared to use waze on my s8+.
Sent from my SM-G955F using XDA-Developers Legacy app
mouzam said:
I had that problem with my s7 edge. I got it changed on warranty. I'm too scared to use waze on my s8+.
Click to expand...
Click to collapse
How much time did you use your s7 before the burn-in happen?
How much time you used waze each day?
Flame Red said:
I looked in Waze setting and could not find this option. Where is this option?
Click to expand...
Click to collapse
Today i received an update to waze from play store and the function was added :good:
Definitely can still happen on the s8+. I'd recommend not having your screen excessively bright while static images are on screen if you can help it. It's a pain but this is just an unfortunate trade-off with these beautiful screens.
xeathpk said:
Definitely can still happen on the s8+. I'd recommend not having your screen excessively bright while static images are on screen if you can help it. It's a pain but this is just an unfortunate trade-off with these beautiful screens.
Click to expand...
Click to collapse
It's not a trade-off. It can happen with virtually ANY type of display. LCD, LED, OLED, etc. No mobile phone display is immune.
pieces of cake said:
It's not a trade-off. It can happen with virtually ANY type of display. LCD, LED, OLED, etc. No mobile phone display is immune.
Click to expand...
Click to collapse
I'm sorry if you dont like it but its the truth. I absolutely love the Samsung phones so I'm not against the phone. I've had the Note, S3, S4, S5, S6E, S7E and now the S8+.
I'm the first person to correct somebody wrongly bashing these phones but in this case it is what it is mate. Its well documented and accepted as fact that screen burn in on Amoled is more prevalent than some other display technologies. You need to be a little bit more mindful with Amoled if you want to keep the screen looking nice with heavy use.
xeathpk said:
I'm sorry if you dont like it but its the truth. I absolutely love the Samsung phones so I'm not against the phone. I've had the Note, S3, S4, S5, S6E, S7E and now the S8+.
I'm the first person to correct somebody wrongly bashing these phones but in this case it is what it is mate. Its well documented and accepted as fact that screen burn in on Amoled is more prevalent than some other display technologies. You need to be a little bit more mindful with Amoled if you want to keep the screen looking nice.
Click to expand...
Click to collapse
Based on your response, it's apparent that you didn't quite grasp mine. Anyway, cheers!
pieces of cake said:
Based on your response, it's apparent that you didn't quite grasp mine. Anyway, cheers!
Click to expand...
Click to collapse
Based on your first response you obviously didn't grasp mine at all whatsoever. I wasn't comparing Amoled directly to any other screen technology but the fact remains that the prevelance of screen burn in is generally higher than other screen types in general. That's not just conjecture on my part.
Its accepted fact. Also I'd appreciate it if you dropped the childish, rude and flippant attitude towards me. I was simply responding to your straw man argument.
xeathpk said:
Based on your first response you obviously didn't grasp mine at all whatsoever. I wasn't comparing Amoled directly to any other screen technology but the fact remains that the prevelance of screen burn in is generally higher than other screen types in general. That's not just conjecture on my part.
Its accepted fact. Also I'd appreciate it if you dropped the childish, rude and flippant attitude towards me. I was simply responding to your straw man argument.
Click to expand...
Click to collapse
Yeah, ok then. Enjoy!
XkobiX said:
How much time did you use your s7 before the burn-in happen?
How much time you used waze each day?
Click to expand...
Click to collapse
There was one week where I used it excessively. And I kept the screen full bright. When I saw the screen burn in with the arrow of waze navigation. I started looking up on the Internet to solve the burn in issue somehow. That's when I found out that it's a common issue on amoled screens apparently. And the only way to solve it was to send it back to Samsung for a repair or replacement.
Sent from my SM-G955F using XDA-Developers Legacy app
mouzam said:
There was one week where I used it excessively. And I kept the screen full bright. When I saw the screen burn in with the arrow of waze navigation. I started looking up on the Internet to solve the burn in issue somehow. That's when I found out that it's a common issue on amoled screens apparently. And the only way to solve it was to send it back to Samsung for a repair or replacement.
Click to expand...
Click to collapse
Yeah unfortunately its one of those things that you just have to be mindful of, even when you're not on full brightness.
I was pretty lucky with most of my galaxy phones especially considering how heavily I used them, although my S7E was an exception.
I still have the phone and after just 13 months you can clearly see discoloration on the screen and admittedly very feint burn in on UI elements ie. the status bar. The screen discoloration is pretty bad and perfectly matches the YouTube app, where the video is playing up top and the static white comment section below put uneven "wear" on my screen. I'm now trying to make a habit to watch longer YouTube videos in fullscreen to avoid a similar result.
mouzam said:
There was one week where I used it excessively. And I kept the screen full bright. When I saw the screen burn in with the arrow of waze navigation. I started looking up on the Internet to solve the burn in issue somehow. That's when I found out that it's a common issue on amoled screens apparently. And the only way to solve it was to send it back to Samsung for a repair or replacement.
Click to expand...
Click to collapse
So they replaced it for you? If it is so common on amoled display, they still replace or repair burned in screens?
XkobiX said:
So they replaced it for you? If it is so common on amoled display, they still replace or repair burned in screens?
Click to expand...
Click to collapse
Yes they did. I rang samsung and told them about the issue. They got the phone picked up from my house. I was expecting them to probably just replace the screen but to my shock they sent me a brand new sealed s7 edge.
Sent from my SM-G955F using XDA-Developers Legacy app
Amoled is notorious for burn-ins. I would avoid using any app for prolonged periods of time.
pieces of cake said:
It's not a trade-off. It can happen with virtually ANY type of display. LCD, LED, OLED, etc. No mobile phone display is immune.
Click to expand...
Click to collapse
I work for a carrier and never in my 14 years have I seen a LCD screen burn in I have however seen multiple AMOLED panels with burn in especially demo phones (yes on all day rolling content but so are the LCD models) this is a risk with organic displays to his point is true it is a trade off whichever way you sugercoat it

Screen Burn in

My op7 isn't burn in yet. But I'm afraid of it. I'm using under 50% brightness to prevent burn in. I just wanna know burn in fix apps in playstore are fake or not? Bec replacing screen costs a lot
Is there anyway to fix burn in?
Zeyar Moe Lwin said:
My op7 isn't burn in yet. But I'm afraid of it. I'm using under 50% brightness to prevent burn in. I just wanna know burn in fix apps in playstore are fake or not? Bec replacing screen costs a lot
Is there anyway to fix burn in?
Click to expand...
Click to collapse
The question is always: what are you doing that you are concern about screen burn in?
Screen burn in is present in IPS LCD but not AMOLED due to fact that an LED is not lighting an pixel. It is the Pixel.
Burn in is present in almost every display its just depends on the quality of the same these new panels i dont think you are gonna see anything pixel burn or ghost image anytime soon
even if you will it will be for year of use
i had oneplus 6 more then year and no burn in
no one nowdays worry about these stuffs
strongst said:
The question is always: what are you doing that you are concern about screen burn in?
Screen burn in is present in IPS LCD but not AMOLED due to fact that an LED is not lighting an pixel. It is the Pixel.
Click to expand...
Click to collapse
Wait, really? On LCD, it is screen ghosting, not burn in.
Screen ghosting is temporary and may be fixable by those apps. But on the other hand, on Organic LED (or OLED/AMOLED, etc) , the organic matter burns up if you use it under higher voltage, ie, higher brightness. Usually, this would be uniform throughout the screen because of the random data being displayed. It is inevitable on OLED, but usually, under normal cases, it won't appear on your screen within the lifetime of your phone. Unless in the cases where you display a constant image on the screen under high brightness for a long time. This is the same reason why a less used OLED display of the same model, manufactured at the same time will appear better than an old one.
Also, it is not recommended to use those burn in fixing apps to wipe the OLED burn in, as it might cause faster burn out of the organic pixels. But I'm no expert in displays, correct me if I'm wrong.

How many have glue in display issue?

Hey guys, quick check in. It seems all my coworkers and friends who have the N20u have this problem at certain stages.
There's reports online of excess glue during teardowns and it seems like it's staining the display. Samsung has been super lack on replying back to me with answers.
Mine was perfect until it started to show slightly around the camera cutout, then within the last day it's a huge chunk of the center of the display. So it's something that happens fast and suddenly. What do you guys think?
Display failure. I highly doubt the adhesive is "staining" the display. That outline doesn't correspond to the internal parts.
Manufacturing defect in the display it's self. Perhaps heat fried display drivers from excessive CPU heat ie insufficient heat sink capacity. There's been reports of poor heat sinking on at least some of these devices.
blackhawk said:
Display failure. I highly doubt the adhesive is "staining" the display. That outline doesn't correspond to the internal parts.
Manufacturing defect in the display it's self. Perhaps heat fried display drivers from excessive CPU heat ie insufficient heat sink capacity. There's been reports of poor heat sinking on at least some of these devices.
Click to expand...
Click to collapse
Well they're calling it samsung glue gate, it's happening to phones older than a year and it's a actually very common in many parts of the internet.
I'm surprised it's not big on XDA yet but we are more fanboyish then the rest of the world.
I absolutely love my note, I still plan on keeping it even with the discoloration.
coilbio said:
Well they're calling it samsung glue gate, it's happening to phones older than a year and it's a actually very common in many parts of the internet.
I'm surprised it's not big on XDA yet but we are more fanboyish then the rest of the world.
I absolutely love my note, I still plan on keeping it even with the discoloration.
Click to expand...
Click to collapse
I can't see how it corresponds to any of the internal parts on the teardowns.
All the newer Notes use lots of double sided adhesive strips. It's pretty much chemically inert.
Displays can be damaged by heat and pressure, like a battery failure. A control portion of the matrix of the display ie drivers may have been damaged more likely by heat but maybe pressure. That would explain the odd shape and size. The actual damage portion could be very small it's self but effect a large area.
Try running Screen Test to get an idea of what group of pixels are damaged to get more clues to the cause and actual damage.
I have this issue on my N20U. It was much worse at the beginning but I read that putting the phone in direct sunlight would solve the issue. I did that for like 30 minutes and to my surprise it almost went away. It has been a week after I did that and I barely see the rectangular shadow on the grey backgrounds as I used to see them before.
I still don't know if I should get a new phone, is this issue serious? I mean does it lead to the screen dying on me suddenly or not.
I hope some expert answers
blackhawk said:
I can't see how it corresponds to any of the internal parts on the teardowns.
All the newer Notes use lots of double sided adhesive strips. It's pretty much chemically inert.
Displays can be damaged by heat and pressure, like a battery failure. A control portion of the matrix of the display ie drivers may have been damaged more likely by heat but maybe pressure. That would explain the odd shape and size. The actual damage portion could be very small it's self but effect a large area.
Try running Screen Test to get an idea of what group of pixels are damaged to get more clues to the cause and actual damage.
Click to expand...
Click to collapse
The point is that this defect follow exactly the same rectangular shape with that oval part at the bottom on all the Note devices I saw online including mine ofc.
ghassan haddad said:
The point is that this defect follow exactly the same rectangular shape with that oval part at the bottom on all the Note devices I saw online including mine ofc.
Click to expand...
Click to collapse
If you look at the teardown vids or pics you can see that none of the subassemblies or components match that position*. Therefore the defect is in the display itself especially if you can alter its appearance by heat.
It could also be a failure on the mobo but that's probably less likely vs a display failure. All the display drivers are integrated into the display. A AMOLED display is a very complex, busy piece of hardware.
It should be replaced... that's my estimate.
Since the introduction of the variable rate displays all manufacturers have been having issues some more, some less. Most of the issues are with color rendering, but some are outright failures. You see very little of this with the Note 10+ even after 2+ years.
*I'm referencing the OP's original post. If yours differs see if a subassembly matches up with yours. Samsung makes extensive use of double sided tape in the assemblies. As I stated earlier the adhesive is pretty inert. It may be putting pressure on the display if the wrong tape was used or not mounted to specs or a part was out of spec. Samsung will substitute parts due to shortages during a production run. This is introduce unforeseen consequences.
blackhawk said:
If you look at the teardown vids or pics you can see that none of the subassemblies or components match that position*. Therefore the defect is in the display itself especially if you can alter its appearance by heat.
It could also be a failure on the mobo but that's probably less likely vs a display failure. All the display drivers are integrated into the display. A AMOLED display is a very complex, busy piece of hardware.
It should be replaced... that's my estimate.
Since the introduction of the variable rate displays all manufacturers have been having issues some more, some less. Most of the issues are with color rendering, but some are outright failures. You see very little of this with the Note 10+ even after 2+ years.
*I'm referencing the OP's original post. If yours differs see if a subassembly matches up with yours. Samsung makes extensive use of double sided tape in the assemblies. As I stated earlier the adhesive is pretty inert. It may be putting pressure on the display if the wrong tape was used or not mounted to specs or a part was out of spec. Samsung will substitute parts due to shortages during a production run. This is introduce unforeseen consequences.
Click to expand...
Click to collapse
I already checked that and had the same conclusion that it had nothing to do with any of the internal components. But I still can't understand how all the phones have the same (Gluegate) pattern
blackhawk said:
...Samsung will substitute parts due to shortages during a production run. This is introduce unforeseen consequences.
Click to expand...
Click to collapse
Samsung possibly scotch-taped our phones? lol.
Haven't had any issues w/ my N20U.
Do y'all have screen protectors on your phone that have glue gate?
jsusang said:
Samsung possibly scotch-taped our phones? lol.
Haven't had any issues w/ my N20U.
Do y'all have screen protectors on your phone that have glue gate?
Click to expand...
Click to collapse
It may be a plastiser reaction between different incapable plastics. If so it will get worse.
This is more likely.
Lol, anything you read on Reddit needs to be taken with a grain of salt.
It doesn't matter what it is, it's a Samsung defect somewhere with all notes it appears.
I don't think anyone knows exactly, I don't think Samsung will disclose it's defects, all we should care about is they acknowledge their mistake whatever it is.
Frankly I don't care what it is, it's still Samsung's fault and your note display will eventually show this as well. I've seen so many already, I thought mine was perfect untill it's not and happens overnight almost.
Hey everyone.
This problem exists, and you can change the display under a warranty or insurance.
"But if you don't have any of those here is a quick & tested fix for the issue known as "Glue Gate
Leave the phone under direct sunlight for over an hour and boom, all of that stuff will disappear.
Cheers.
Getting similar issue on my note 20 ultra.
jsusang said:
Samsung possibly scotch-taped our phones? lol.
Haven't had any issues w/ my N20U.
Do y'all have screen protectors on your phone that have glue gate?
Click to expand...
Click to collapse
It may be related to a jig or process used in manufacturing the display. Maybe an incomplete UV cure but not sure what if anything display component related is found in that rectangle.
It may be a stiffener or a damping component of the display. Interesting... and very annoying.
The defect may be only present in certain batches.
I'm even more glad I stayed with the N10+'s. Samsung's got sloppy after that, lots of different problems in multiple models. Pretty sad that Samsung can't stop dropping balls. Even their designs suck now, but look at all those glowing reviews. Fake news, fake news everywhere...
My N20U (Android 12, One UI 4.1, latest update: Sept. 2022) does not have any display issues...yet...but have noticed that when the brightness is set very low, the display is too bright.
Using N9 as daily driver instead of N20U.
@asimklicks
Sorry you have screen issues w/ your N20U.

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