un55h6203afxza lcd panel factory
The LCD panel is of the semi-matte finish screen and not of the highest quality with such features as light absorption. As a result, there is poorer side viewing angle quality and depth perception in this TV as all matte type LCD screen finishes diminish contrast and saturation at side viewing angles. While this treatment does cut down on top surface reflection from the screen, there is glare off the screen from in room light. That glare from in-room lighting can get annoying at times and is something that owners will constantly be aware of. As a result you will likely want to keep the backlight tuned toward the upper end of the control spectrum to help eliminate the glare.
The H6203 does have a 120Hz native panel (clear motion manipulated 240) which really helps with fast motion judder. The black bars top and bottom 16:9 content look very saturated, which helps colors pop. There is some blooming around the edges and corners of the screen with dark content when accessing apps or programs but it"s not very visible when actually displaying content. Light flow-through can be very good on this TV – especially with HD content.
Flat-panel displays are thin panels of glass or plastic used for electronically displaying text, images, or video. Liquid crystal displays (LCD), OLED (organic light emitting diode) and microLED displays are not quite the same; since LCD uses a liquid crystal that reacts to an electric current blocking light or allowing it to pass through the panel, whereas OLED/microLED displays consist of electroluminescent organic/inorganic materials that generate light when a current is passed through the material. LCD, OLED and microLED displays are driven using LTPS, IGZO, LTPO, and A-Si TFT transistor technologies as their backplane using ITO to supply current to the transistors and in turn to the liquid crystal or electroluminescent material. Segment and passive OLED and LCD displays do not use a backplane but use indium tin oxide (ITO), a transparent conductive material, to pass current to the electroluminescent material or liquid crystal. In LCDs, there is an even layer of liquid crystal throughout the panel whereas an OLED display has the electroluminescent material only where it is meant to light up. OLEDs, LCDs and microLEDs can be made flexible and transparent, but LCDs require a backlight because they cannot emit light on their own like OLEDs and microLEDs.
Liquid-crystal display (or LCD) is a thin, flat panel used for electronically displaying information such as text, images, and moving pictures. They are usually made of glass but they can also be made out of plastic. Some manufacturers make transparent LCD panels and special sequential color segment LCDs that have higher than usual refresh rates and an RGB backlight. The backlight is synchronized with the display so that the colors will show up as needed. The list of LCD manufacturers:
Organic light emitting diode (or OLED displays) is a thin, flat panel made of glass or plastic used for electronically displaying information such as text, images, and moving pictures. OLED panels can also take the shape of a light panel, where red, green and blue light emitting materials are stacked to create a white light panel. OLED displays can also be made transparent and/or flexible and these transparent panels are available on the market and are widely used in smartphones with under-display optical fingerprint sensors. LCD and OLED displays are available in different shapes, the most prominent of which is a circular display, which is used in smartwatches. The list of OLED display manufacturers:
MicroLED displays is an emerging flat-panel display technology consisting of arrays of microscopic LEDs forming the individual pixel elements. Like OLED, microLED offers infinite contrast ratio, but unlike OLED, microLED is immune to screen burn-in, and consumes less power while having higher light output, as it uses LEDs instead of organic electroluminescent materials, The list of MicroLED display manufacturers:
LCDs are made in a glass substrate. For OLED, the substrate can also be plastic. The size of the substrates are specified in generations, with each generation using a larger substrate. For example, a 4th generation substrate is larger in size than a 3rd generation substrate. A larger substrate allows for more panels to be cut from a single substrate, or for larger panels to be made, akin to increasing wafer sizes in the semiconductor industry.
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Samsung panels are sometimes interchangeable, even when they are one model year apart. EH/H for example. I"ve not kept track of those swaps, but I will now.
The H6203 delivers solid performance: accurate colors, decent contrast, and reliable motion thanks to its 120 Hz panel. Its out-of-the-box picture quality isn"t the best we"ve seen this year, but with a little tweaking it can look just as good as some of Samsung"s higher-end offerings. From a pure performance standpoint, the H6203 is a fine choice at a low price.
The H6203 looks very similar to many other Samsung options this year. Narrow black bezels wrap the screen and transition into a black aluminum backplate. The wide rectangular stand provides sturdy support, but doesn"t allow the panel to swivel like in recent years. For a 2014 model, the H6203 isn"t particularly thin—offering instead a thicker, more durable-looking profile.
Overall, the H6203 provides solid performance for an edge-lit LCD TV. It doesn"t have the contrast efficacy of a full-array or plasma set, but it provides a very pleasing image nonetheless. considering its pedigrees. Just don"t mount it on the wall—the viewing angle isn"t bad, but doesn"t have the flexibility necessary for a wall-mounted display.
On the other hand, you can find the 55-inch Vizio E Series—a full-array backlit LCD TV with similar smart features—for a similar price. The E Series provides better contrast and backlight uniformity. It also struggles less with its own software, though it lacks this Samsung"s color vivacity and overall build quality.
The Samsung UN55H6203 (MSRP $1,599.99) is a performer first and foremost. The software may be sluggish and the design may bore you to tears, but the panel quality is very reliable. Time in the lab revealed accurate Rec. 709 (standard) HD colors, with a little extra in Native mode, plus decent contrast and good detail retention during motion. One small backlight blemish made dark-room viewing a bad idea, but it disappeared with a couple of lights on. The H6203 is quite bright and colorful, and with a bit of calibration can look as good as much more expensive sets. Read on to see our lab results and calibration settings.
The H6203 is a decent performer here, though we"ve seen better black levels this year. Using a standard ANSI checkerboard pattern, I measured a black level of 0.07 cd/m2 and a reference white of 170 cd/m2 . During our contrast falloff tests, I also measured black levels as deep as 0.05 cd/m2 , though only when the majority of the screen was black. This gives the H6203 an ANSI contrast ratio of 2429:1, which is decent, but falls short of some comparably priced LCDs.
Our viewing angle test measures the horizontal viewing flexibility of a TV"s screen, determining how far from head-on you can watch it before the picture becomes compromised. LCD TVs tend to struggle here, as the layout of the LCD panel and transistors behind the screen reduce the effusiveness of the backlight, resulting in blacks that get brighter and whites that get dimmer as you move into more and more obtuse off angles.
The H6203 is an average performer for an LCD, meaning it"s viewing angle is quite narrow compared to comparable plasma and OLED models. I measured a total viewing angle of 37‡, or ±18.5° from the center to either side of the screen. This is roughly the same result as comparison products from competitors LG, Panasonic, and Vizio. You can spread out a bit while you watch the H6203, but don"t plan on mounting it on a wall.
Samsung Display will stop producing LCD panels by the end of the year. The display maker currently runs two LCD production lines in South Korea and two in China, according to Reuters. Samsung tells The Verge that the decision will accelerate the company’s move towards quantum dot displays, while ZDNetreports that its future quantum dot TVs will use OLED rather than LCD panels.
The decision comes as LCD panel prices are said to be falling worldwide. Last year, Nikkei reported that Chinese competitors are ramping up production of LCD screens, even as demand for TVs weakens globally. Samsung Display isn’t the only manufacturer to have closed down LCD production lines. LG Display announced it would be ending LCD production in South Korea by the end of the 2020 as well.
Last October Samsung Display announced a five-year 13.1 trillion won (around $10.7 billion) investment in quantum dot technology for its upcoming TVs, as it shifts production away from LCDs. However, Samsung’s existing quantum dot or QLED TVs still use LCD panels behind their quantum dot layer. Samsung is also working on developing self-emissive quantum-dot diodes, which would remove the need for a separate layer.
Samsung’s investment in OLED TVs has also been reported by The Elec. The company is no stranger to OLED technology for handhelds, but it exited the large OLED panel market half a decade ago, allowing rival LG Display to dominate ever since.
Although Samsung Display says that it will be able to continue supplying its existing LCD orders through the end of the year, there are questions about what Samsung Electronics, the largest TV manufacturer in the world, will use in its LCD TVs going forward. Samsung told The Vergethat it does not expect the shutdown to affect its LCD-based QLED TV lineup. So for the near-term, nothing changes.
One alternative is that Samsung buys its LCD panels from suppliers like TCL-owned CSOT and AUO, which already supply panels for Samsung TVs. Last year The Elec reported that Samsung could close all its South Korean LCD production lines, and make up the difference with panels bought from Chinese manufacturers like CSOT, which Samsung Display has invested in.