Process for the communication of requests for access and acknowledgments of receipt of short message in a communication system for radio telephone, communication system of radio telephone and radio telephone

摘要

"Process for the communication of requests for access and acknowledgments of receipt of short message in a communication system for radio telephone, radio telephone communications system, and.Radio telephone.Requests for access are communicated from a plurality of radiotelephones to a central station through a band of frequ00b3u00eancia conveyor access channel randu00f3mico duraOnly a first time window of message RACH.The warnings of incoming short message is communicated from the plurality of radiotelephones for central station through the band of frequ00b3u00eancia conveyor access channel randu00f3miCO during a second time window of RACH message in response to the short messages communicated from the central station to a plurality of radiotelephones.Preferably, the first window of top of message RACH includes a first set of time intervals TDMA in a group of multiple tables of control channel TDMAAnd the second time window of message RACH includes a second set of time intervals in the group of multiple frames of the TDMA channel TDMA control, thus forming a multiquadro RACH.Preferably, the first and second windows of time of message RACH are separated by a time of protection.A radiotelephone communication signal which represents a notice of receipt of the short message encoded according to a predetermined short message code.Preferably reported previously for a radiotelephone in a short message from the central station may be transmitted to the radiotelephone.The radiotelephone communications signal is received at the central station and decoded according to the predetermined short message code to thereby recover a notice of receipt of menShort message.The plurality of radiotelephones can be prepared in the groups of pages, each having a unique short message code designated for the same.And a limited number of short message including the unique short message code may be communicated over a table mu00faliplo RACH determined.