UnitConverter.java 文件源码

public static int convertLteDbmToAsu(int dbm) {
    if (dbm == Measurement.UNKNOWN_SIGNAL || dbm == NeighboringCellInfo.UNKNOWN_RSSI)
        return Measurement.UNKNOWN_SIGNAL;
    if (dbm <= -140)
        return 0;
    if (dbm >= -43)
        return 97;
    return dbm + 140;
}