Chair with sign-in function

A chair and function technology, applied in the field of teaching management devices, can solve problems such as low efficiency, waste of teaching time, and large number of students

Inactive Publication Date: 2016-07-06
王达成
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In daily teaching, teachers often need to conduct roll call questions or count student attendance according to the pre-established student roster, especially for college teachers, the number of students is large, and counting in the form of roll call one by one will waste valuable teaching time and inefficiency

Method used

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  • Chair with sign-in function
  • Chair with sign-in function
  • Chair with sign-in function

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] See attached figure 1 , A chair with a sign-in function, which includes a first brightness sensor 102 embedded on the chair surface, a second brightness sensor 105 and a control device 100 mounted on the back of the chair back.

[0026] See attached figure 2 The control device 100 includes an amplifying comparator 103, a first control circuit 104, and a wireless transmitting unit 106 electrically connected in sequence; the amplifying comparator 103 is connected to the first brightness sensor 102 and the second brightness sensor 105; The first control circuit 104 is connected to a first DC power supply 101.

[0027] See attached image 3 This embodiment also includes a receiving terminal, which is used to receive information sent by the wireless transmitting unit. The receiving terminal includes a wireless receiving unit 201, a second control circuit 204, and a terminal body 205 that are electrically connected in sequence; the second control circuit 204 is also connected to ...

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PUM

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Abstract

The invention relates to the technical field of teaching managing devices, and particularly relates to a chair with a sign-in function. The chair comprises a first brightness inductor embedded in a chair face, a second brightness inductor arranged on the back face of a chair backrest and a control device arranged on the back face of the chair backrest. The control device comprises an amplification comparator, a first control circuit and a wireless transmitting unit which are electrically connected in sequence. The amplification comparator is connected to the first brightness inductor and the second brightness inductor. The first control circuit is connected to a first direct current power source. The chair further comprises a receiving terminal used for receiving information sent by the wireless transmitting unit. The chair is simple in structure and convenient to use, and electronic roll call management can be efficiently carried out on teaching or conferences, and therefore requirements on for informatization management are met.

Description

technical field [0001] The invention relates to the technical field of a teaching management device, in particular to a chair with a sign-in function. Background technique [0002] In daily teaching, teachers often need to conduct roll call questions or count student attendance according to the pre-established student roster, especially for college teachers, the number of students is large, and counting one by one will waste valuable teaching time and inefficiency. Contents of the invention [0003] In order to solve the problems existing in the prior art, the present invention provides a chair with a sign-in function, which is simple in structure, easy to use, and can efficiently conduct electronic roll call management for teaching or meetings, meeting the needs of information management. [0004] In order to solve the problems of the technologies described above, the present invention provides the following technical solutions: [0005] A chair with a sign-in function, ...

Claims

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Application Information

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IPC IPC(8): A47C7/62A47C9/00G07C1/10
Inventor 王达成
Owner 王达成
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