Ultrahigh-frequency wideband network system

A broadband network and ultra-high frequency technology, applied in the network field, can solve the problems of poor indoor coverage of wireless services, high maintenance costs, waste of resources, etc., and achieve the effects of reducing repeated construction investment, short construction period, and widening the frequency band

Inactive Publication Date: 2011-06-08
ZHEJIANG HUAYING TECH
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  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

First of all, a single access network cannot meet the overall needs of users for live TV, video, voice and data services. At present, TV programs are mainly carried by the radio and television network, voice services are mainly carried by the telecommunication network, and data services are mainly carried by Internet bearer, the lack of effective interconnection among the three networks, users need to obtain different content from different networks
The infrastructure construction of the three networks has repeated construction, resulting in waste of resources, complicated management, high maintenance costs, and low efficiency.
[0005] Therefore, the current access network system has many problems such as poor full-service bearing capacity, insufficient access bandwidth, and poor indoor coverage of wireless services.

Method used

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Embodiment Construction

[0030] The present invention will be further described below in conjunction with the accompanying drawings.

[0031] The front-end network system of the ultra-high frequency broadband network system of the present invention has a schematic structural block diagram as figure 1 shown.

[0032] figure 1 After being processed by multiplexing, scrambling, modulation, and signal mixing at the front end of the digital TV, the broadcast TV signal is input to the optical transmitter, where the electrical signal is converted into an optical signal and coupled to the optical fiber for transmission. The first optical transmission network is transmitted from the radio and television front-end to the optical receiver at the main computer room and corridor. This network system can use the original radio and television wired network and equipment. After receiving the optical receiver, it is converted into an electrical signal to obtain the first signal source signal. The signal is input to ...

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Abstract

The invention discloses an ultrahigh-frequency wideband network system. The ultrahigh-frequency wideband network system comprises a front end network system and an access network system, wherein the front end network system is used for generating and transmitting five signal sources, including a first signal source with a frequency less than 860 MHz, a second signal source with a frequency between 950 MHz and 1.1GHz, a third signal source with a frequency between 1.2 GHz and 1.7 GHz, a fourth signal source with a frequency between 1.8 GHz and 2.3 GHz, and a fifth signal source with a frequency between 2.4 GHz and 2.8 GHz; and the access network system is used for receiving the five signals from the front end network system, and transmitting the five signals to the interior of a user housethrough a coaxial network. The ultrahigh-frequency wideband network system not only can achieve the interconnection and intercommunication of the broadcasting television network, the telecommunication network and the internet so as to share network resources, but also can provide higher wideband than the existing fiber-to-the-home service, and can provide the indoor wireless services of 3G (the third generation telecommunication), WIFI (Wireless Fidelity) and the like, thereby providing personalized and all-media services.

Description

technical field [0001] The invention relates to a broadband network system, in particular to a cable TV broadband network system, and belongs to the field of network technology. Background technique [0002] In January 2010, the State Council decided to accelerate the development of the integration of the telecommunications network, the radio and television network, and the Internet, realize the interconnection and resource sharing of the three networks, and provide users with various services such as voice, data, and radio and television. For telecom operators, how to create a wider, faster and better network that meets the needs of triple play business development has become an unavoidable problem. From the perspective of end-to-end network architecture, the access network is very important. To increase the bandwidth of the entire network, the bandwidth of the access network needs to be improved first. Therefore, major operators are vigorously deploying and building high-s...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L12/28H04B10/12H04N7/10H04B10/25
Inventor 何沛中石磊赵志峰朱素平俞琦毛志雄张卫吴立辉
Owner ZHEJIANG HUAYING TECH
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