Thứ Sáu, 22 tháng 7, 2011

Guide to selecting the best 3D TV

 3D TV

Selecting or finalizing the best when it comes to 3D TV has turned into a very difficult process given the variety and often contradictory information that one gets to read these days. It is however possible to select which are the features of the 3D TV that one does not want. The image quality for one differs with each set and this is one place to start with.
But it is better to understand the process of 3D technology before starting the elimination process.
To put it in simple terms and without getting too much into the technicalities of it, the 3D image is created by displaying the same image twice, one for each eye. The two frames that appear to the respective eyes is not identical but at a different angle while 3D glasses play a vital role here since they help selecting the right image for the right eye. It is therefore an illusionary effect upon the human brain that goes to create a sense of depth and therefore the 3D effect.
The glasses therefore form an integral and important part of the 3D technology. It is this apparatus that selects the image meant for the correct eye. This filtering of images for the correct eye is what the TV is all about when it comes to 3D visualization.
In case of active glasses the images that come sequentially is blocked by the glass depending on which eye is to see the picture and which not.
For passive glasses the glass helps the eye to focus on the correct image which appears simultaneously.
In order to display two images simultaneously on screen which has the same number of image lines the resolution has to be halved. In the case of 3D TV sets using passive technology the image resolution is therefore twice as low as normal 2D image. Such sets are not capable of delivering true HD 3D images. Viewing blue ray also one cannot be watching High Definition.
One would feel convinced otherwise by watching the advertisement that LG is airing in favor of its sets which uses passive technology.
The aspect of resolution being halved has been missed out by LG.
The passive glasses though have few advantages and that is being lighter and not requiring any battery power while the images are brighter. The flip side though that one must consider is that one is spending money for a 3D TV but is getting resolution that is lower than even 2D TVs.
Passive technology TV has the resolution loss issue only when viewing 3D format. While using the screen for 2D viewing one would get the full HD resolution. The LG TV has the other advantage of being cheap. These are some of the factors that one needs to bear in mind before eliminating LG off ones select list of 3D TV sets.
< via geekwithlaptop >

Thứ Ba, 19 tháng 7, 2011

LG Puts 3D on Optimus Smartphone, creation Waits to See Why

The potential because 3D on phones may not mature clear until the technology becomes available and is father to imaginative new uses. That appears to betoken LG's intention with the unveiling of its Optimus 3D smartphone. "For example, a medical talented talent be able to beholding at some 3D images on his smartphone while traveling, further help his team back home save a patient's life," suggested Greenberg

Glusker technology campaigner Aaron Bloom.

"Big screen, middle screen, little screen," comprehension be a like crazy way to recount the journey of 3D technology, the last leg of which LG unveiled Monday at the animated World Congress.

The world's first three-dimensional smartphone, LG's Optimus 3D runs the Android operating system on a 4.3-inch LCD glasses-free screen. Images don't jump alien at users, but efficient on the lie low cache depth.

The Optimus can convert files into its confess format, drawing near games and display YouTube 3D. diverse personal features include twin rear cameras that burden record 3D video that will require glasses to represent properly viewed during playback.

Despite its bountiful new features, whether Optimus becomes the latest "must have" handheld will depend on how exceedingly ubiquity users believe artificial 3D imagery should postulate in their lives.
"Grainy and glorious" is how technology public relations adept Richard Laermer describes the 2D world

Optimus and unequal larger-screen technologies are pushing into the past.
"Why, I wonder, does anyone need 3D? Are our lives that stuffy that images themselves can't suffice? At this point, I am boycotting anything 3D," he told TechNewsWorld.





However, stow away producing images moving ever faster lookout a three-dimensional future, Optimus appears "very promising" to Greenberg Glusker technology defender Aaron exquisiteness. "Just about whole media is moving to 3D technology, whether we like it or not."
Interactivity besides Immersion

The capacity to have "a 3D tide no creator where you are" is the LG Optimus smartphone's bulky promise, Bloom explained. "The primary disadvantage is that 3D board a lot more information, which will drain the battery life faster further and albatross up the phone's memory."

The advantages of 24/7 3D are a long road from being proven, however, for is taking this once-special cinematic restore to near small, expressive screens. With movies jibing in that "Avatar" or games on Microsoft (Nasdaq: MSFT) Kinect, 3D in the large actually adds big to the view experience, including interactivity also immersion.

A smartphone, however, couldn't be more different. noticing times are seconds or minutes instead of hours, again the viewing environment always changing: indoors, outdoors, sun, shade, on the go, influence the car, in bed, on the street.

Speaking of cars, smartphones have already haggard the ire of automobile safety advocates. The thought of drivers viewing potentially jittery three-dimensional images is almost certain to raise even greater concerns -- and maybe even a few new recount prohibitions.

Godzilla vs. Optimus

Given the concept's brand fresh pathway record, it takes some imagination to figure out what 3D consign add to the smartphone's short-time, ever-changing situations.
"All I can imagine existing being useful for is Godzilla movies in old sooty and white," Laermer quipped.

However, it may make out useful in ways that have somewhere to be invented.

"I take it 3D technology on smartphones will undertake to added applications not unlike through 3D recording conferencing," Greenberg Glusker's Bloom told TechNewsWorld. "I also think that it may imitate used by experts leadership remote locations unable to get to a full-sized computer during a instance when an important resolution has to be made. For example, a medical expert might stage able to look at some 3D images on his smartphone while traveling, also help his team back central save a patient's life."

Videoconferencing makes sense, because it's a relatively akin platform -- but even stable platforms are imperfect 3D environs. Headaches, crossed eyes, and commonplace nausea are among the varied complaints viewers level at large-screen 3D imagery.

Content to let "early adopters" -- who are likely to beans more for the sensuality -- sort out front complaints, Bloom will wait besides see.

"I will not rush out to yes a 3D smartphone atom time soon," he oral