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Short distance wireless caution system

A short-range wireless and warning device technology, applied in transmission systems, near-field transmission systems, electrical components, etc., can solve the problems of inconvenient travel, unsightly, inconvenient parent-child belts, etc., to achieve simple structure, easy portability, and prevent children from getting lost. Effect

Inactive Publication Date: 2009-02-18
SHENZHEN FUTAIHONG PRECISION IND CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, it is very inconvenient and unattractive to adopt parent-child belts; moreover, children are often unwilling to wear them, which brings a lot of inconvenience to travel

Method used

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Examples

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Embodiment Construction

[0009] The short-range wireless warning system of the present invention is suitable for portable electronic devices such as mobile phones and personal digital assistants (PDA) with short-range wireless communication functions. In this embodiment, a mobile phone with a Bluetooth function is taken as an example for description.

[0010] figure 1 It is a schematic diagram of the hardware architecture of a preferred embodiment of the short-range wireless warning system 100 of the present invention. The short-range wireless warning system 100 includes a mobile phone 10 and a controlled terminal 20 . Both the mobile phone 10 and the controlled terminal 20 have a short-range wireless communication module. In this embodiment, the short-range wireless communication module is a bluetooth module 12 , 22 .

[0011] The mobile phone 10 includes a warning device 11 installed inside the mobile phone 10 and the Bluetooth module 12 . The warning device 11 includes a speaker 111 and a vibrat...

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Abstract

A short distance wireless alarming system is used for preventing children lost comprising a portable electric device and a controlled terminal. The portable electric device comprises a first short distance wireless communication module and a first alarming device. The controlled terminal comprises a second short distance wireless communication module and a second alarming device. The first and the second short distance wireless communication modules can wirelessly communicate with each other, the received signals are respectively analyzed in order to judge whether the distance between the portable electric device and the controlled terminal exceeds the prediterminate range and whether to trigger the first and the second alarming devices and alarm.

Description

technical field [0001] The invention relates to a short-range wireless warning system, in particular to a short-range wireless warning system applied to prevent children from getting lost. Background technique [0002] With the rapid development of wireless communication technology and information processing technology and the improvement of people's living standards, portable electronic devices such as mobile phones and personal digital assistants (personal digital assistant, PDA) are emerging and entering thousands of households, so that consumers can Enjoy the convenience brought by high technology anytime, anywhere. More and more families like to take their children to travel, go shopping, take a walk or participate in some group activities during their spare time or holidays. When people participate in these activities, they are easy to get lost or lose contact with their children. The traditional way to prevent children from getting lost is to adopt parent-child belts...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B5/00H04B1/02
Inventor 陈清源
Owner SHENZHEN FUTAIHONG PRECISION IND CO LTD
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