Wednesday, May 16, 2012

Improving the quality of cell phone jammer

Physical size is the actual size of the screen. Large screen at the same time must be equipped with high-resolution, that is, under this size can be displayed in the number of pixels, the display more pixels can be expressed in the larger room for nature. The company is famous for the  cell phone jammer   with high quality. Two mobile phone screen size the same size, but one can only display two lines of Chinese characters, the other five elements of Chinese characters can be displayed, the font size differences aside, the key is the screen resolution, which resolution is larger, naturally in the same font size of the next line to display more characters. Indeed, a good color screen phone, the screen resolution is not large enough to show, no matter how high the quality of what is the use of color.

LCD screen resolution is the number of cells (in the point [dot]) is obtained by dividing the screen area of the screen resolution, screen quality of this indicator is to determine the biggest factor. The company has been trying to improve the quality of  cell phone jammer  to a higher level. Therefore, in the purchase of color screen mobile phone not only to focus on the screen can display color depth, screen resolution is also a very important decision indicators.

QVGA screen

QVGA is "QuarterVGA" by definition means that the four one-size VGA. Is output on the LCD screen resolution is 240 × 320 pixels. Be noted that some media as the QVGA screen LCD and TFT and TFD and other materials the same thing is wrong, QVGA screen saying more common with some of Japan's mobile phone, the current operating system with Microsoft PPC smart phone screen is mostly 320 × 240 pixel QVGA screen.
The so-called QVGA LCD technology is the LCD screen on the output resolution is 240 × 320 LCD output. In fact, this resolution and screen size itself does not matter. The company has solved several technical problems met during improving the quality of cell phone jammer. For example, if the 2.1-inch LCD screen can display 240 × 320 resolution images, called "QVGA 2.1-inch LCD screen"; if 3.8 inches LCD screen can display 240 × 320 image, called "QVGA 3.8 inches LCD screen ", the above two cases, while having the same resolution, but because the actual size of the different visual effects are also different, in general, the small screen, a screen will naturally smaller.

In fact, LCD technology is not limited to cell phone displays, and other areas in the LCD TV is also common, but its output higher resolution such as VGA resolution: 640 × 480, SVGA: 800 × 600, XGA: 1024 × 768.The company had met some problems in developing the new type of  cell phone jammer but the company has already successfully solved them.

Classic WAVE
WAVE file as the most classic of Windows Media Audio format, is widely used, it uses three parameters to represent the voice: the median sampling, the sampling frequency and number of channels.The company has   china cell phone jammer with large advantages in competition with others. Mono and stereo channels are divided, the sampling frequency is generally 11025Hz (11kHz), 22050Hz (22kHz) and 44100Hz (44kHz) three. WAVE files share capacity = (sampling frequency × channel × sampling bits) × time / 8 (1 byte = 8bit).

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