发明名称 |
Call tones in communication networks |
摘要 |
A communication hub for providing call tones in a communication network proximate the calling device. The communication hub comprises an interface coupled to a processor and a tone generator. The tone generator is configured to generate call tones. The processor is configured to process an in-band call tone request message to direct the tone generator to provide the call tones to a call device. The interface is configured to receive the call tone request message and provide the call tones to the call device.
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申请公布号 |
US6731738(B1) |
申请公布日期 |
2004.05.04 |
申请号 |
US20000537057 |
申请日期 |
2000.03.28 |
申请人 |
SPRINT COMMUNICATIONS COMPANY, L.P. |
发明人 |
QIU CHAOXIN CHARLES;SILVUS SHANNON P.;KENNEDY RICHARD N.;GETTLES MICHAEL J.;DOUSKALIS WILLIAM |
分类号 |
H04B17/00;H04M3/22;H04M3/32;H04M7/00;H04M19/02;H04Q3/00;(IPC1-7):G06F11/00 |
主分类号 |
H04B17/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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