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Lightning protection enhanced satellite data receiving card

A satellite data and enhanced technology, applied in the direction of electrical components, circuit devices, emergency protection circuit devices, etc., can solve the problems of lack of lightning protection performance and poor stability, and achieve the effect of easy repair and rapid positioning

Pending Publication Date: 2021-01-22
南京三强电子通信技术有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The existing satellite data receiving cards generally lack lightning protection performance, and the products have poor stability in the application process

Method used

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  • Lightning protection enhanced satellite data receiving card
  • Lightning protection enhanced satellite data receiving card
  • Lightning protection enhanced satellite data receiving card

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Embodiment Construction

[0019] In order to make the content of the present invention more clearly understood, the present invention will be further described in detail below based on the specific embodiments and in conjunction with the accompanying drawings.

[0020] This embodiment provides a lightning protection enhanced satellite data receiving card, including a main control module, a tuner module, a signal output driving module and a lightning protection module. The tuner module includes a tuner unit, a tuner power module connected to the tuner unit, a power boost module connected to the tuner power module, and a boost control module connected to the power boost module.

[0021] Among them, the tuner unit includes a tuner (U2) with a model number of BS27HZ7395, the tuner power supply module includes a tuner linear power supply circuit (U70, LDO3.3V), and the power boost module includes an external output power supply boost circuit (U7 ), specifically a 34063 boost circuit, the boost control modul...

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PUM

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Abstract

The invention discloses a lightning protection enhanced satellite data receiving card, which relates to the technical field of data communication and processing, and comprises a main control module, atuner module and a lightning protection module, wherein the tuner module comprises a tuner unit, a tuner power supply module connected with the tuner unit, a power supply boosting module connected with the tuner power supply module and a boosting control module connected with the power supply boosting module, the lightning protection circuit is connected with the boosting control module, the maincontrol module is connected with an upper computer through a PCI interface, the lightning protection circuit comprises a diode D81, a voltage stabilizing diode D106, a safety resistor R110 and an inductor L101, the inductor L101 and the safety resistor R110 are connected in series and then connected with the positive electrode end of the diode D81, the voltage stabilizing diode D106 and the diodeD81 are connected in parallel, and the positive electrode end of the voltage stabilizing diode D106 is grounded. The lightning protection module is arranged, so that the lightning protection effect can be effectively achieved, and the stability of equipment during operation is guaranteed.

Description

technical field [0001] The invention relates to the technical field of data communication and processing, in particular to a lightning protection enhanced satellite data receiving card. Background technique [0002] In order to use the cable TV system to transmit multimedia data signals, it is necessary to receive and restore multimedia data of various specifications. At the same time, it is also hoped to output data formats that meet international standards, so that it can be applied to applications such as broadband Internet access, video on demand, distance education, Telemedicine, telereminiscence, teleshopping and newspaper distribution etc. The satellite data receiving card is used to receive satellite broadcast TV, graphics and data. The existing satellite data receiving cards generally lack lightning protection performance, and the product has poor stability in the application process. Contents of the invention [0003] The technical problem to be solved by the p...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/20H02H9/04
CPCH02H9/04H04N7/20
Inventor 张亮笪蓉
Owner 南京三强电子通信技术有限公司
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