Detonated CES TCL TV + Quantum TV depth evaluation


At the end of 2014, the smart TV market caused an unprecedented sensation with the official launch of the first mass-produced quantum dot TV set by TCL. At the CES show in early 2015, this new TV set with full color gamut took off again. A wave of turbulence attracted many overseas exhibitors to discuss with each other. Recently, this TV+ TV new product has arrived at the PChome home appliance evaluation room. After a few days of exploration, this masterpiece will be presented to the public today - TCL. TV+ H9700 Quantum Dot TV.

This TCL TV+ H9700 Quantum Dot TV is the latest masterpiece that TCL has brought us after last year's game TV and WeChat Connected TV. If the two previous works are only subdivided in the operation of the software, it will bring a new definition of television. Since then, this QD TV has brought the television industry back to another level by incorporating a new quantum dot display technology.

Quantum dots are a very advanced nanomaterial with a grain diameter of between 2 and 10 nanometers. The photoelectric properties of quantum dots are unique. They are stimulated by electricity or light and emit pure, high-quality monochromatic light of various colors depending on the diameter of the quantum dots. The main principle of quantum dots applied to display technology is to excite quantum dot crystals of different sizes in a quantum dot fluorescent tube through a pure blue light source, thereby releasing pure red photons and pure green photons, and projecting the remaining pure blue light onto the image. System, so that you can use quantum dots to emit high-quality red/green monochromatic light with concentrated and very pure energy spectrum, completely surpassing the luminescent properties of traditional LED-backlit phosphors, and achieving better imaging colors.

Restore the innocence of color

Although the industry generally believed that OLED is the next generation of display technology, it has high hopes. However, in recent years, due to the limitations of cost and technology, OLED performance has been unsatisfactory. The advent of the TCL Quantum Dot TV (parametric picture article) has broken the empty window period of color TV display technology innovation in recent years and completely changed the development direction of color TV display technology.

TCL Multimedia Chief Technology Officer Chen Guanglang

The 9700 is a high-end flagship product in the TCL TV+ family entertainment television family. It not only pioneered the use of quantum dot display technology and true color display technology, but also equipped with the highest color gamut and resolution screen of Huaxing Optoelectronics, achieving 110% NTSC color gamut at a time. Coverage reached the highest level in the industry. At present, the OLED color gamut in the market can theoretically reach only 100%. In contrast, the H9700 has a wider color gamut coverage, more accurate color control, and a purer red, green and blue color, representing the highest level of color TV products currently available.

More pure red blue green

By adjusting the crystal grain size of the quantum dot, the wavelength of the light wave generated by the quantum dot can be conveniently and accurately adjusted, and different colors of light can be generated, so that the color can be controlled more accurately and accurate color reproduction can be achieved. In addition, according to professional spectrograms, the spectral peaks corresponding to the red, green and blue primary colors of the TCL TV+ Quantum TV H9700 are clear, with no overlap, energy concentration, and narrow peaks, which fully reflect the red, green, and blue colors displayed by the H9700. The color is very pure. On the basis of quantum dot display technology, TCL also focused on the development of true color display technology for the application of quantum dot technology on television. This technology is one of TCL's core image quality enhancement technologies, including hybrid dimming technology, precision color gamut matching technology, and natural light technology, achieving unparalleled viewing comfort and picture authenticity for ordinary LED TVs and even OLED TVs.

Liu Zhigang, Deputy General Manager of National Radio and TV Products Quality Supervision and Inspection Center

According to authoritative inspection data released by Liu Zhigang, deputy general manager of the National Radio and Television Product Quality Supervision and Inspection Center, the color gamut of ordinary LED TVs is only 72% under the NTSC standard, and only 82% of the first-generation high-gamut TVs are the second generation. About 96% of TVs with high color gamut and 89% of OLED TVs have actual measured color gamut, while the color gamut coverage of TCL TV + Quantum Dot TV H9700 is as high as 110%. This data also fully supports the leading edge of the TCL TV+ Quantum TV H9700.

As we mentioned in the product launch day before, this product designed by FLEminnig Ferderson, the former BO industrial design director, has a strong Nordic style. The most intuitive feeling is that integration is very strong. It is the low-key colors that black and white silver will never fade.

Overall appearance of TCL Q55H9700 QD TV

TCL Q55H9700 Quantum Dot TV Side Profile

In fact, many people are pursuing the thinness of television. However, in the channel's view, the most important thing for TVs is solid workmanship. Although this TCL TV+ H9700 QD TV has not been very thin, it is hard to rely on only two people to lift it. The weight of the materials indicates that they have spent a great deal of money on materials. Compared with some TV products with a strong sense of plastics, they are actually stronger.

Ultra-narrow frame design

Body thickness is not thin, but full texture

Body frame texture full

In the frame processing, H9700 uses a metal polished edge, in the measurement of the fuselage frame thickness of 29.35mm. Although the thickness of the body is not the highlight of the H9700, but the appearance of the silver-gray technology sense that it still adds a touch for home decoration Bright color.

Harman Karton speaker unit

The unit is clearly visible

The bottom of the front of the TCL TV+ H9700 is a rectangular speaker unit. It is also very rare in TV products. The box of the world-famous Harman Kardon is used. The Harman LOGO is also seen on the dust cover. Joining hands is very atmospheric. Of course, we will talk about the sound quality after the article.

Product base

X base

Base rotation effect

H9700 adopts a X-shaped base and a cylindrical hub column. The radius and the natural harmony. The all-metal concentrating column and the bottom shaft can facilitate the rotation of the TV. The 120-degree rotation range can still be satisfied. Living room environment TV usage habits.

Integrated Nordic minimalist style back panel

Backplate adsorption demonstration

Tile lift effect

Because of the Harman speakers and the Nordic minimalist X-shaped base, the front of the H9700 is amazing enough. When the TV was turned away from us, it was surprising that there was no snail on the back. The holes are still white, and all the interfaces are attached to the back by two ultra-thin steel plates with magnetic strips. They can be separated by just lifting outwards, and they can be directly adsorbed. Every time you do this action There is a very cool feeling. Thanks to the previously mentioned design of the bollards, all the wirings can be hidden directly by the two adsorbable steel plates. From a visual point of view, a perfect integrated design is simple and simple. In fact, the implied design skill is in this platform. The back of the TV can be highlighted.

Because TCL TV+ H9700 is applied to the design style of Northern Europe, this keyword is also taken into consideration everywhere in the details of the product. The traditional solid rocker type operation buttons have also turned into a pure white style, with the bottom left behind and the front side operating. It is also at your fingertips and full of human nature.

Behind the keys

Open the back of the two pieces of adsorption plate, you can all the hidden interface, is still we are more familiar with the vertical and horizontal arrangement of two rows of interfaces, the longitudinal outward is generally the usual pluggable interface, three groups of HDMI and USB Can meet the needs of daily use, and in the USB interface design, using a staggered arrangement, can ensure that when the insertion of multiple devices does not cause the winding of the wire, the vertical interface includes two microphones, USB2.0 × 2, AV, SD card, HDMI×3 and USB3.0 interface.

One of the interfaces behind

Second back interface

The bottom row is a few sockets that need long-term access, including LAN, digital audio output, antenna input, AV/YPbPr input, AV, VGA, and everything.

ALL IN ONE hub design concept

Vents are located at the corners of the back

In fact, from the slight side view of the structure of the back, you can see through the back line of the All In One design, you can make all the plugs that must be kept connected through the bottom slot channel to ensure an orderly arrangement. When you put on the magnetic backboard, you can see that a complete whole is formed behind it, and you can really make the TV with all sorts of cabling behind to achieve an ultimate aesthetic feeling.

Five-in-one keyboard remote controller

Key details
In addition, this TCL TV + H9700 uses a new minimalist style piano-style five-in-one remote control, 17 button design is in line with today's Internet TV concept, touch control feels very good, while the main function of the menu button design At the same time, we also made some distinctions in color and could easily be distinguished.

TCL TV + H9700 reached the most mainstream hardware configuration today, quad-core A9 clocked at 1.2GHz CPU and quad-core Mali 400 GPU, 2G DDR3 running memory and 16G of internal storage space, with customized Android 4.2-based Ikey Arts system, these mainstream configurations can ensure the smooth running of the system, of course, in the style of the interface is also a continuation of the previous TCL TV style interface UI, highly customized six-window magnet-type operation can find through the arrow keys you want to see Screen.

First recommendation window

After connecting the TV to the Internet, in the system's default main interface, some recent hot episodes, play records, and local conditions can be seen at a glance. Stylized magnets of different sizes can be found very intuitively. Some episodes.

Second film area

4K area

Classic Superman Series Movie

The second window of the movie page, 1080P, 4K and 3D video resources have their own area, Dolby professional certification of the Dolby area is also designed to enhance the overall audio and video to enhance the design, with Harman Kardon's speakers can Play a greater role in sound effects. In addition, variety, animation, or financial content suitable for all ages can be browsed here.

After connecting the set-top box, the corresponding program name will be displayed synchronously

In addition, the conventional TV programs are configured with the set-top box, and at the same time, the broadcast content of the current program is seen through a preview image, and the display is synchronized and intuitive.

Application interface

Wechat interconnection

Send pictures synchronously

Mobile WeChat Remote TV

The entertainment interactive platform that TCL focused on can be found in the “application” of the fourth page, and WeChat is still placed in a very important position. The previously-acclaimed ATEN game hall can be used through the T2 gamepad. After matching, docking control, cloudscape K song and TV satellite TV can also enrich the richness of entertainment and actual APP installation, because it is based on Android 4.2, so that as long as it is a software that can be installed on a mobile phone or a tablet, it can also be on TV. On the perfect experience. It can be said that the TCL focused on the creation of WeChat TV and game TV into which all-round application performance has increased the full playability and interactivity.

Set interface

Themes change freely

In the setting window, you can create a set of exclusive systems that are based on your own needs. You can select the signal source and network settings through this interface.

Search interface
In addition, the search interface with more frequently used frequencies can also be directly realized through Chinese and English input or voice buttons on the remote controller.

As the concept of high-end 4K is prevalent, a few days ago, Professor Zhang Qiankai, a member of the China Photographers Association and a renowned photographic equipment expert, has released a unique and accurate view of the color display industry. "High-end 4K test chart." The test chart is mainly tested in terms of 4K resolution, color accuracy, and wide viewing angle. By comparing test images on a 4K TV, you can easily distinguish the difference in the quality of different 4K technologies. The most easy-to-understand test chart for 4K TVs, and first of all, in the color test session, we will use these four charts to show what the QD TV can display in a static state.

4K resolution test (click to enlarge)

One of the TCL2014 flagship 4K resolution test (click to enlarge)

The performance of the TCL TV+ H9700 in the 4K resolution test is excellent. The first one under all colors can be clearly displayed. In the 4K color block structure, the overall color block structure can be seen clearly and clearly. The visibility of the edge is quite high. In addition, compared to a previous TCL high-end smart TV, it will be noticed that there is a noticeable improvement in the saturation of the color.

4K tone level restore test chart (click to enlarge)

In the 4K tone level restoration test, there is no case of jumping or merging in the gradation area. In the light and dark areas, the performance is also close to perfect, the transition is natural, and the recognition degree of the 21st gradation is quite high. Very soft and smooth in color transitions.

4K color performance test chart (click to enlarge)

In the color performance test section, the performance of TCL TV+H9700 is still awesome. In the hue block diagram of the HSB color system, there is no even subtle phenomenon. The color distribution shows a complete triangle shape. The color ball diagram is The color transitions of all the spheres are quite perfect, and many of the general smart TVs that will appear in the market today are really higher than the others.

4K landscape test chart (click to enlarge)

4K color performance test chart (click to enlarge)

4K color performance test chart details (click to enlarge)

In addition, this classic test chart in the landscape map can be seen, TCL TV + H9700 in the details of the color performance is also done well enough, the screen brightness at the same time, in the smoke area shows a very complete picture, color Accurate control, while the 4K hard screen provided by this Starlight is also in place at the viewing angle, and it can have a very good look and feel at any position in front of the TV.

Test site

Color gamut test

Adobe RGB is a practical color space proposed by Adobe in 1998. Adobe RGB has a wider color range and can more realistically restore the subject and record more color details. Here is also used as a reference standard. Only when ARGB reaches 100% color gamut, can we prove that it truly reached the ultra-wide color gamut mentioned in the introduction. We used the Spyder4Elite color correction instrument to perform color gamut on the QD TV through the matching software. The professional tests found that the standard color gamuts sRGB and ARGB all reached 100%, which means that the H9700 really reached the standard of the wide color gamut.

4K Scenery Demo

Static image testing has proven that QD technology has already been used on this TCL TV+ H9700. It is dynamic. We used the footage from the Ultra-High Definition Movie Equalizer and the Natural Scenery demonstration. test.

display setting

Professional settings

Dynamic contrast turns off different screens when turned on, with bright and dark highlights while the detail highlights

When the ultra-wide color gamut is turned on, it can be seen that the red spots of sunlight are more vivid, the color display is more accurate, and the details are more clearly grasped.

TCL TV+ H9700 is very rich in the setting options of movie images. Under the standard default setting, the color performance is not obvious, but after setting the dynamic enhancement and the wide color gamut to be turned on, you can find out the details of the colors and vivid saturation. There has been a significant increase in parameters. In addition, while we are playing a soccer game, if it is turned on, the dynamic of the screen will be displayed in a very smooth state. In the movie, this sense of fluency will make people feel a little distorted, so the individual is still Not recommended to open. Of course, there are also worthy manufacturers to do in the future is that in the 4K photo presentation, its setting options are obviously inadequate, only the backlight can be adjusted, and in some of the eyes of today's professional photographers, 4K TV for the presentation of these works still have Very attractive, and the lack of adjustment in these professional parameters may make them disappointed, we also hope that manufacturers can gradually solve this problem in regular updates.

     In fact, on the day of the release of TCL's Quantum-dot TV (parametric picture article), the performance of live sound effects has made the participants shocked enough. Without the use of any public address system, it created a feeling of reverberation in the venue. The reason is naturally due to Harman Kardon's 6-unit full-range design. In short, it can be said that the independent Soundbar is assembled on the TV as a component of the TV.

Harman Karton six-unit arrangement

We performed a musical audition through a direct-reading USB flash drive through an external non-destructive sound source. The main reference track for this time was the Eagles’ California hotel and the OST of EVA Q.

Test listening track

As far as the author's actual feelings are concerned, this sound system brings a satisfying sense of envelopment. After leaving a distance, no matter where you are in the room, it can bring about similar results, and it won't be because of you. There are different perspectives that cause poor listening. In terms of the performance of Chinese and Australian goods. All of them are more precise and delicate, and they sound very delicate. The addition of low-frequency loudspeakers has made a significant improvement in the sense of low-frequency volume and dive. Compared with TV bass, which has not been sensed in the past, it can be said to be heaven and earth. Differences, the resolution of the grasp is more classic Harman's style, there is no doubt that this Quantum-dot TV with Harman 6 units in the sound system and the common TV products are not on the same level.

For a long time in the past, we often discussed issues related to TV operation, because at that time, the hardware configuration was not clear or was in the stage of gradual development. The difference in operating experience is a big reason for consumers to be tempted. Perhaps we used to be able to ignore the true core of the TV because the 4K sources are not rich enough. That is the reductive expression of color, and TCL TV+ Quantum TV is undoubted. It is to let the TV set back to the commanding height of the color display.

CES site TCL booth flow is endless

Of course, the industrial design of this QD TV has also reached a new height in the past two years. The existence of the minimalist Nordic style has given TV a new look on the exterior and the pursuit of details has made TVs top-to-bottom. Become an organic whole, the new definition of ALL IN ONE line design, but also laid the foundation for the realization of this idea.

In addition, at the attention of CES2015, this TCL TV+ H9700 will surely lead the development of TVs in 2015 and even the future. In addition to the rich source, it can also rely on the highest color standard for these images. With a high degree of restoration, the high-quality Harman Kardon speaker units provided at the same time bring a full range of visual and aural enjoyment while adding new confidence to the future development of the television.

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