Nippon Iridium Corp. will on Nov. 1 launch a trial of its new satellite cellular phone service, rather than full-scale service as initially planned, to test whether full service can be offered when users travel abroad, it was announced Wednesday.According to the company, it will not charge a basic monthly fee during the practice period, which will run until Dec. 31, and will only charge for processing fees and total hours of communication.The company, which had first delayed its launch from September to November, plans to start full-scale service at the beginning of next year. Nippon Iridium had been planning to launch full-scale satellite phone service on Nov. 1 to enable users to call to and from anywhere around the globe on a small cellular phone via satellite.