A wireless sensor network node and its implementation method

A wireless sensor and network node technology, applied in transmission systems, energy-saving ICT, data exchange details, etc., can solve problems such as system power consumption, chip area, node area processing capacity, program space, and data space limitations.

Inactive Publication Date: 2007-08-01
NANJING UNIV OF POSTS & TELECOMM
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Problems solved by technology

[0005] Since the hardware system of wireless sensor network mainly includes three parts: sensor, processor and wireless communication, it spans multiple fields, and the research on wireless sensor network field in the world is only a few years, the existing vast Part of the research and design is the board-level integration of mature modules in various fields, and does not use dedicated processing chips, which have been greatly affected in terms of system power consumption, chip area, node area, processing capacity, program space, and data space. limits

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  • A wireless sensor network node and its implementation method
  • A wireless sensor network node and its implementation method
  • A wireless sensor network node and its implementation method

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Embodiment Construction

[0055] The wireless sensor network node of the present invention takes the central main control processing module 1 as the center, the output terminals of the external information sensing module 3 and the bottom energy supply module 4 are respectively connected to the input terminals of the central main control processing module 1, and short-distance high-frequency wireless communication The module 2 is in two-way communication with the central main control processing module 1; wherein, the short-distance high-frequency wireless communication module 2 includes a radio frequency chip 2-1, an external antenna 2-2, and the external information sensing module 3 includes a light intensity sensor 3-1, a temperature The sensor 3-2 and the bottom energy supply module 4 include a JTAG power supply 4-1 and an external power supply 4-2.

[0056] The specific implementation and development steps of UbiCell wireless sensor network nodes are as follows:

[0057] (1) On the basis of in-depth...

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Abstract

The related wireless sensor network node for short-distance low-consumption wireless communication system comprises: a central master process module (1) as the center, both the output ports of an external information sense module (3) and bottom energy supply module (4) connected with the inlet of module (1), a short-distance HF wireless communication module (2) bidirectional connected with (1); wherein, the module (2) includes a RF chip (2-1) and an external antenna (2-2), the module (3) includes a light intensity sensor (3-1) and a temperature sensor (3-2), and the module (4) includes a JTAG power (4-1) and an external power (4-2). This invention reduces power consumption.

Description

technical field [0001] The invention relates to a design scheme of a short-distance and low-power wireless communication system, which mainly solves the problem of wireless sensing under high-frequency communication conditions, and belongs to the intersecting field of embedded systems and wireless communication. Background technique [0002] Wireless Sensor Network (WSN for short) integrates various advanced technologies such as microelectronics technology, embedded computing technology, modern computer network technology, wireless communication technology, and distributed information processing technology. Carry out real-time monitoring, perception and collection of information of various environments or monitoring objects in the network coverage area, and process it. The processed information is sent wirelessly and transmitted to observers in an ad hoc multi-hop network. The wireless sensor network integrates the logical information world and the objective physical world, ...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L12/28H04L12/10H04L29/06
CPCY02B60/50
Inventor 王汝传沙超孙力娟黄海平陈志
Owner NANJING UNIV OF POSTS & TELECOMM
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