A wireless communication device includes a reconfigurable antenna and one or more wireless transceivers coupled to the antenna. A pair of substrates, opposed to each other, form a discharge space. The data indicative of the ejection timing is read from the memory in address order to independently control the ejection timing of each ink jet head. The carbonaceous material is a hydrocarbon material or is produced by pyrolysis, decomposition or cracking of a hydrocarbon material.