*Note*
You can play with the "ro.ril.hsxpa=2" & "ro.ril.gprsclass=10" values depending on your location. The hsxpa Values range from 0-2 and the gprsclass is either 10,11 or 12. IF YOU GET WORSE SPEEDS..JUST CHANGE THE "GPRSCLASS" TO 12
To save power while phone is asleep
//在手机休眠时更省电
ro.ril.disable.power.collapse=1
To make the phone ring faster when dialing out...
//使电话拨出时更快接通
ro.telephony.call_ring.delay=1000
To make UI more responsive
//使界面反应更快
windowsmgr.max_events_per_sec=150
To save battery by decreasing the amount of time Wifi looks for an access point
//使WIFI在查找接入点时更省电
wifi.supplicant_scan_interval=150
**Now wifi will scan once every 1.5 minutes when not around a known location instead of once every minute which will save battery.**
//现在wifi将每隔1.5分钟查找一次接入点而不是每分钟查一次。当你在一个没有已知接入点的地方。（估计是，如果你开WIFI了，如果没有连接到接入点，查找接入点的时间间隔改成了一分半钟)
Change the Dalvik VM heap size
(??? heapsize是栈的大小，是不是影响速度？？)
dalvik.vm.heapsize=32m
**If on CM7 then you can just go into CM setting/Proformace to change this.**
To enable the hard key lights to stay on while the screen is on and not timeout
（保持屏幕常亮。。。。汗。。）
ro.mot.buttonlight.timeout=0
**Try disabling BLN if your having trouble getting this to work**
To make the phone come off of the "black screen" in the middle of, or the end of phone calls when you pull the phone away from your face
（在通话中或通话结束时，当电话离开脸时，隔多久？？重新亮屏？）
mot.proximity.delay=150
***May kill the dialer***
To disable usb debugging popup
（禁止USB调试提示）
persist.adb.notify=0
**Some devs already have this disabled, or have an app to disable it.**
To give your phone an HD effect fitting a little more on the screen, look for this in you current build.prop and change the 240 to...
（给你的电话一个宽屏感觉？？）
ro.sf.lcd_density=X (225 or 230)
。。。。。。这样修改后，手机可能启动用时会长一点。。。。。
**Phone will take a little more time booting when changing this value**
To enable Stagefright..Helps stream Video/Music Faster but may not let you watch recorded videos...
（使能stagefrigh,视频和音乐会更快？但可能不能看你自己录的视频了。。）
(Press the enter key after every line typed)
media.stagefright.enable-player=true
media.stagefright.enable-meta=true
media.stagefright.enable-scan=true
media.stagefright.enable-http=true
To enable hardware acceleration where the GPU controls the UI instead of the CPU, giving u a much better UI experience....
（使能硬件加速，用GPU而不是CPU，给你一个更好的体验）
debug.sf.hw=1
。。。你可能会也可能不会注意到性能上有改变，因为vibrant有一个很好的cpu,哈哈
**You may or may not notice a difference because the Vibrant has a very good processor thats capable of handling the UI very well**
To turn off the bootanimation speeding up the boot time....
debug.sf.nobootanimation=1
To enable the menu button too unlock the phone...
ro.config.hw_menu_unlockscreen=true
To stop the phone from waking up when pressing the volume key...
