Invention Grant
- Patent Title: Ringback replacement insertion system
- Patent Title (中): 回铃替换插入系统
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Application No.: US11137143Application Date: 2005-05-25
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Publication No.: US07920689B2Publication Date: 2011-04-05
- Inventor: Clifford J. Radziewicz , Mark R. Gregorek , Jeffrey C. Dillow
- Applicant: Clifford J. Radziewicz , Mark R. Gregorek , Jeffrey C. Dillow
- Agency: Ward & Olivo
- Main IPC: H04M3/42
- IPC: H04M3/42
Abstract:
A ringback replacement insertion system for replacing certain communications network signals and tones is disclosed. Communications devices activate and interact with the ringback replacement system to allow for modification of the network service.
Public/Granted literature
- US20060285675A1 Ringback replacement insertion system Public/Granted day:2006-12-21
Information query
