Heating at the end face while operating in a high output is prevented and reliability improves in a semiconductor laser device. A first set of data elements and a second set of data elements are loaded into a first vector register and a second vector register, respectively. When the measured power level is above a first predetermined level, power is provided to the radio to allow communication. The nesting information includes information about whether a current fragment includes other fragments. 050)\u03bb where exp is an exponential function with e as the base of the natural logarithm.