Thee-in-one network fusion access method and device of digital TV
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ZHONGYANLIAN TECH BEIJING
- Publication Date
- 2008-01-09
- Estimated Expiration
- Not applicable Β· inactive patent
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Abstract
Description
technical field
[0001] The invention belongs to network communication technology. It involves the two-way transformation of cable TV HFC optical fiber coaxial network, the access method to achieve the integration of three networks (cable TV network, data network, communication network), and the equipment used to realize the method, so as to realize broadband access for users , Watching TV, surfing the Internet, and making phone calls do not interfere with each other and can be performed simultaneously. Background technique
[0002] In recent years, the development and application of triple play has become a hot spot in the IT industry. The technical solutions based on the cable TV network are as follows:
[0003] 1. CM access technology: Cable Modem technology has been applied both at home and abroad, but the transformation cost of the cable TV network is high, and the single access cost may be as high as 3,000 yuan / line. The transformation must transform the branch tree t...