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Information transmission control system of LED captions apparatus

A control system and information transmission technology, applied in electrical digital data processing, illuminated markers, instruments, etc., can solve problems such as high cost, large volume, and single information transmission control, and achieve cost savings, easy software operation, and low price. cheap effect

Inactive Publication Date: 2004-12-08
XIANGLI ELECTRONICS SCI & TECH SHANGHAI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] The purpose of the present invention is to overcome the shortcomings of the existing LED subtitle machine information transmission control system, such as large volume, high cost, and single information transmission control, and provide a small size, easy to carry, easy to operate, and can transmit rich information for different LED subtitle machines LED subtitle machine information transmission control system

Method used

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  • Information transmission control system of LED captions apparatus
  • Information transmission control system of LED captions apparatus
  • Information transmission control system of LED captions apparatus

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Embodiment Construction

[0012] Below in conjunction with accompanying drawing, the present invention is described in further detail: a kind of LED subtitle machine information transmission control system, described system comprises a PDA device 3, and described PDA device comprises known PDA hardware and PDA operating system 4, as application programming interface API5, graphics management program Graphics Mgr6, event management program Event Mgr7, serial port management program Serial Mgr8, program module for converting input information into corresponding LED dot matrix data and address data 9, timer 10, driver 11, hardware abstraction layer Hardware abstraction layer12, Motorola DragonBall13, graphical user interface GUI14, TCP / IP management program 15, infrared data receiving management program IrDa Mgr16, keyboard management program Key Mgr17, directory sharing program Shared Library18, memory Memory19, interrupt controller Interrupt20, task manager Task21, Such as figure 2 As shown in the sche...

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Abstract

The system which consists of a PDA device that is equipped with program module to convert input information to be corresponding LED dot matrix data and address data is characterized as that the serial interface is set in between said PDA device and LED caption machine to connect them to each other.

Description

technical field [0001] The invention relates to an information transmission control system of a display device, in particular to an information transmission control system of an LED subtitle machine. Background technique [0002] LED subtitle machine is currently the most commonly used display device, which can display information such as characters and images. Due to the advantages of updateable information, rich display colors, and eye-catching information transmission, LED subtitle machines are used as billboards or billboards in business. widely used. But existing LED subtitle machine realizes the update of its display content and depends on computer information transmission control system, a kind of is to be connected with computer, realizes the real-time control of display content, as the bulletin board of airport, railway station; It needs to be regularly connected with the computer to input or update the displayed content by the computer,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F13/00G09F13/26
Inventor 简俊儒
Owner XIANGLI ELECTRONICS SCI & TECH SHANGHAI