Internet-of-Things gateway communication channel expansion system

An Internet of Things gateway and communication channel technology, applied in the field of Internet of Things devices, can solve the problems of reduced data transmission efficiency, reduced interface utilization, and increased equipment costs, so as to improve hardware carrying capacity, reduce equipment costs, and improve efficiency.

Active Publication Date: 2017-04-19
TIANJIN UNIVERSITY OF SCIENCE AND TECHNOLOGY
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing information-aware devices, such as RFID tags and GPS positioning, all transmit data to the network layer through the RS232 interface, and each information-aware device needs to configure an interface at the IoT gateway layer. When there are many information-aware devices, such The configuration wil

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  • Internet-of-Things gateway communication channel expansion system
  • Internet-of-Things gateway communication channel expansion system
  • Internet-of-Things gateway communication channel expansion system

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Embodiment Construction

[0035]In order to further understand the content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are given below with reference to the accompanying drawings. It should be noted that this embodiment is descriptive, not restrictive, and cannot thereby limit the protection scope of the present invention.

[0036] A communication channel extension system for an Internet of Things gateway, such as figure 1 As shown, the system includes a controller, an RS232 interface circuit, an Internet of Things gateway, an RS232 extension circuit and a plurality of information sensing devices, and the Internet of Things gateway is connected to one end of the controller through the RS232 interface circuit. The other end is connected to multiple information sensing devices through the RS232 expansion circuit;

[0037] The controller is a single-chip microcomputer Atmega128, and the RS232 expansion circuit is an expansion circuit ...

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Abstract

The invention relates to an Internet-of-Things gateway communication channel expansion system. The system comprises a controller, an RS232 interface circuit, an Internet-of-things gateway, an RS232 extension circuit and a plurality of information sensing devices; the Internet-of-things gateway is connected with one end of the controller through the RS232 interface circuit; the other end of the controller is connected with the information sensing devices through the RS232 extension circuit; and the controller is a single-chip microcomputer Atmega128. With the system of the invention adopted, conversion between interfaces can be realized; the compatibility of the interfaces can be improved; the structure of the gateway device can be simplified; device cost can be reduced; the efficiency of data transmission of the Internet of Things can be improved, so that the application of Internet of Things technologies can be promoted; and the carrying capacity and data transmission efficiency of bottom-layer hardware of the Internet of Things can be improved, so that the Internet-of-Things gateway communication channel expansion system has a certain practical value in system using Internet of Things technologies.

Description

technical field [0001] The invention belongs to the technical field of Internet of Things equipment, in particular to a communication channel expansion system of an Internet of Things gateway. Background technique [0002] In recent years, with the development of Internet of Things technology and electronic tags related to Internet of Things, middleware systems, embedded systems and cloud computing technologies, Internet of Things and related technologies have received extensive attention, and countries have invested a lot of manpower and material resources to develop Internet of Things. and related technology research. From the technical framework, the Internet of Things can be divided into three layers: perception layer, network layer, and application layer. These three layers are organically combined and cooperate with each other to achieve "comprehensive perception, reliable transmission, and intelligent processing" of information. The IoT gateway is located between th...

Claims

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Application Information

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IPC IPC(8): H04L29/08H04L12/66G06F13/40G06F13/42
CPCG06F13/4068G06F13/4282H04L12/66H04L67/12
Inventor 张锐郭毛宁郎洪邱鸿帅李达王以忠
Owner TIANJIN UNIVERSITY OF SCIENCE AND TECHNOLOGY
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