A pager and two-way paging system may be provided which allow the pager user to send a request for television and/or radio programming information. The system compiles television and/or radio programming information which will be of interest to the user, based on a profile of the user's interests filed...http://www.google.fr/patents/US6081693?utm_source=gb-gplus-shareBrevet US6081693 - Television and radio information pager
