Spam number filtering-based communication device
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- SUN YAT SEN UNIV
- Publication Date
- 2007-05-23
- Estimated Expiration
- Not applicable Β· inactive patent
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of network communication, and in particular relates to a communication device based on anti-spam number filtering, which uses the anti-spam number filtering technology. Background technique
[0002] With the development and popularization of network technology, we have long been troubled by spam emails. In the field of communication, I also have troubles with spam numbers. What's worse is that the phone calls often, especially when you are going to the bathroom, showering, or sleeping with your head covered, the phone rings suddenly, and you have to pack up and run out / get up to answer the phone only to find that it is You'll be even more upset when you get a call from that kind of junk. Some people use telephone broadcasting technology to disseminate political content. These phenomena, firstly, disturb everyone's normal life, and secondly, waste everyone's necessary expenses for answe...