发明名称 INTERACTIVE TELEPHONE COMMUNICATION SYSTEM FOR HEARING-IMPAIRED PERSON
摘要 <p>A novel interactive telephone communication system (10) and method are provided which allow a hearing-impaired person, using a TDD (22), to send and receive information over a conventional two-way telephone subscriber network (30) without communicating directly with another person. The hearing-impaired person communicates over the subscriber network (30) with a TDD (22) coupled directly or indirectly to the network (30). The automated processing system (10) includes a receiving and transmitting circuit (32) coupled to the network (30) to receive communication signals from the hearing-impaired person and processor (34) for processing a received communication signal according to a predefined control matrix. The processor (34) includes a retrieval application software for selectively retrieving one of a plurality of separately addressed TDD (22) displayable messages stored in an associated computer database (36). Receiving and transmitting circuit (32) also provide for sending a retrieved TDD (22) displayable message to the hearing-impaired person's TDD (22) for display.</p>
申请公布号 WO1992010900(A1) 申请公布日期 1992.06.25
申请号 US1991008670 申请日期 1991.11.19
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