Books regarding video games

Communication by handheld game apparatus with liquid crystal displays; Communication by video game apparatus; Message and voice exchange via computer network communication; Providing information on communication by consumer video game apparatus; Providing information on communication by handheld game apparatus with liquid crystal displays; Providing online chat room services; Telecommunication services, namely, transmission of audio, data, and voice, by means of wireless communications networks and the Internet; Telecommunications services, namely, electronic transmission of data via wired and wireless communication devices; Wireless electronic transmission of audio, data, and voice, pertaining to video games