问防止蓝牙LE服务中断

EN

我正在制作一个应用程序使用蓝牙乐服务。我注意到，在应用程序进入后台一段时间后，设备就会自动断开连接。有人能解释一下原因吗？

我收到了跟随错误。

02-12 16:48:27.497 11695-11695/main.nesttech.com.nesttechble E/ActivityThread﹕ Activity main.nesttech.com.nesttechble.MainActivity has leaked ServiceConnection main.nesttech.com.nesttechble.MainActivity$1@428fc528 that was originally bound here android.app.ServiceConnectionLeaked: Activity main.nesttech.com.nesttechble.MainActivity has leaked ServiceConnection main.nesttech.com.nesttechble.MainActivity$1@428fc528 that was originally bound here at android.app.LoadedApk$ServiceDispatcher.<init>(LoadedApk.java:979) at android.app.LoadedApk.getServiceDispatcher(LoadedApk.java:873) at android.app.ContextImpl.bindServiceAsUser(ContextImpl.java:1818) at android.app.ContextImpl.bindService(ContextImpl.java:1806) at android.content.ContextWrapper.bindService(ContextWrapper.java:503) at main.nesttech.com.nesttechble.MainActivity.connectDevice(MainActivity.java:429) at main.nesttech.com.nesttechble.MainActivity.access$200(MainActivity.java:93) at main.nesttech.com.nesttechble.MainActivity$4$1.run(MainActivity.java:399) at android.os.Handler.handleCallback(Handler.java:730) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5414) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:525) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1187) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003) at dalvik.system.NativeStart.main(Native Method)