Invention Grant
US07804944B2 Communication assistance system and method 有权
通信辅助系统和方法

Communication assistance system and method
Abstract:
A communication assistance system provides access to information corresponding to a plurality of subscriber listings. The system includes a telephone switch for receiving calls from a plurality of callers desiring to access the information corresponding to the subscriber listings and a database directory listing for storing information corresponding to each one of the subscriber listings. The information in the subscriber listings include a Rate Plan field associated with billing rates corresponding to each one of the subscribers such that when the system connects the caller to the subscriber, the system employs the Rate Plan Field to determine the billing amount charged to the caller so that the subscriber is not billed for the call.
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