As illustrated in FIG. 1, the wireless transmitter 11 includes a first pulse generator 111 (a first generator), a first data processor 112, a first data register 113, a first pulse delay unit 114 (a delayer), a first controller 115, a first wireless module 116 (a first wireless communicator), and a second data register 117. The first wireless module 116 includes, for example, the second data register 117.