Multi-radio frequency mining multifunctional wireless Mesh router device and control system thereof
A multi-functional, router technology, applied in the direction of wireless communication, power management, energy consumption reduction, etc., can solve the limitation of power supply capacity, wireless transmission power consumption, transmission bandwidth and transmission distance index constraints, and cannot well support real-time multimedia communication services Reliable transmission and other issues, to achieve the effect of convenient and flexible installation and replacement
Active Publication Date: 2010-12-01
CHINA COAL TECH ENG GRP CHONGQING RES INST
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Problems solved by technology
[0005] The disadvantages of the existing technology are: the existing multimedia communication equipment for mines has a single function, and the wireless transmission power consumption, transmission bandwidth and transmission distance indicators are all restricted by each other, and cannot well support the real-time and reliable transmission of multimedia communication services
Although the existing terrestrial WiFi wireless Mesh network has the advantages of supporting IP interconnection technology, high bandwidth, multi-hop t
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[0070] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.
[0071] Such asfigure 1 Shown: a multi-functional wireless Mesh router device for multi-RF mining, composed of a main control system board 1 and a subsystem board 2, the main control system board 1 is provided with a main controller MCU 15, the main controller MCU 15 The first serial port UART1 of the main controller MCU 15 is connected with the ZigBee communication module 14, the second serial port UART2 of the main controller MCU 15 is connected with the zeroth serial port COM0 of the serial port expansion module 17, and the first serial port COM1 of the serial port expansion module 17 Converted to a fieldbus interface through the first conversion module 16, the second serial port COM2 of the serial port extension module 17 is converted into an RS232 interface through the second conversion module 18, and the main controller MCU15 is a...
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The invention provides a multi-radio frequency (RF) mining multifunctional wireless Mesh router device and a control system thereof. The device comprises a master control system board, a subsystem board and the like, wherein the master control system board comprises a master controller MCU, a master control system power processing module, a ZigBee communication module, a wireless transmission power control circuit, an energy conservation control circuit and the like; the subsystem board comprises a sub-controller CPU, a subsystem power processing module, a WiFi intelligent access card and the like; and the control system comprises a hardware device bottom driving system, an embedded operating system, an energy conservation control system, a multifunctional Mesh router control system and the like. The router device and the control system have the advantages of supporting simultaneous transmission of multimedia services in multi-radio frequency channel WiFi and ZigBee wireless Mesh networks, high-reliability communication, self-organizing networking and various types of flexible access of the service, along with high communication anti-interference capacity, low cost, long standby life and great suitability for the field of mine wireless communication.
Description
technical field [0001] The invention relates to the field of multimedia wireless communication in mines, in particular to a multi-RF mine-used multifunctional wireless Mesh router device and a control system thereof. Background technique [0002] Mine safety production accidents and natural disasters occur frequently in our country. In order to facilitate the mine’s daily investigation of potential safety hazards and prevent them before they happen, and to avoid natural disasters in mines and serious and serious safety production accidents and disasters, emergency rescue forces can be quickly organized and done. It is of great and urgent practical significance to develop mine multimedia wireless communication technology and equipment in order to make command decisions such as search and rescue. [0003] Traditional mine multimedia emergency communication is mainly wired. However, with the development of short-distance communication technologies such as underground wireless s...
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Login to view more IPC IPC(8): H04W52/02H04W84/12H04W88/18H04W88/14
CPCY02D30/70
Inventor 宋文樊荣戴剑波王飞李莹莹
Owner CHINA COAL TECH ENG GRP CHONGQING RES INST
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