Android various screen resolutions (VGA, HVGA, QVGA, WQVGA, WVGA, FWVGA) specific explanations

Look at the data often see a variety of VGA, all mixed, helpless, find some information summarized under, share to everyone:

These terms refer to the resolution of the screen.
VGA: Video Graphics Array, that is: Display the drawing matrix, equivalent to 640x480 pixels;
HVGA: Half-size VGA, that is: half of the VGA, the resolution is 480x320, like the Samsung Galaxy S5830 is the use of this resolution ;
QVGA: Quarter VGA, that is: VGA of one of four points, the resolution of the video, generally used for small-screen mobile phone like Samsung's furious mini S5570 is the use of this resolution ;

WQVGA: Wide Quarter VGA, that is: expanded QVGA, higher resolution than QVGA, lower than VGA, usually: 400x240,480x272;
WVGA: Wide Video Graphics Array, that is: enlarged VGA, resolution of 800x480 pixels, like the Samsung i9000 is the use of this resolution ;

FWVGA : Full Wide VGA, Digital Product screen material of one, VGA also has a form, higher than WVGA resolution, alias: Full Wide VGA, its resolution is 854x480 pixels (16:9).

Below are some common resolutions

standard QVGA VGA SVGA XGA SXGA sxga+ UXGA

resolution	widescreen	resolution
320x240	WQVGA	400x240
640x480	WVGA	800x480
800x600	WSVGA	1024x600
1024x768	WXGA	1280x768/1280x800/1280*960
1280x1024	wxga+	1440x900
1400x1050	wsxga+	1680x1050
1600x1200	WUXGA	1920x1200
QXGA	2048x1536	WQXGA	2560x1536

PS: Density independent pixel DP (density-independent pixel), scale independent pixel sp (scale-independent pixel) to define view and font size separately

Android various screen resolutions (VGA, HVGA, QVGA, WQVGA, WVGA, FWVGA) specific explanations