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Information transmission device and system

An information transmission system and information transmission technology, applied in transmission systems, near-field transmission systems, electric heating devices, etc., can solve the problems of reduced transmission efficiency and complex control, and achieve the effect of simple structure and stable transmission efficiency

Inactive Publication Date: 2013-10-09
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0015] According to the inventions of Patent Documents 1 and 2, there is a problem that high transmission efficiency can be achieved if the positions of the opposing transmitting coils and receiving coils are aligned correctly, but if the positions are deviated, the transmission efficiency will decrease
However, such a solution presents the problem of complicating the control

Method used

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  • Information transmission device and system
  • Information transmission device and system
  • Information transmission device and system

Examples

Experimental program
Comparison scheme
Effect test

no. 1 approach

[0078] figure 1 It is a perspective view showing the schematic configuration of the power transmission system according to the first embodiment of the present invention. figure 2 yes figure 1 A cross-sectional view of line A-A'. The power transmission system of the present embodiment is configured to have a non-contact connector system utilizing electromagnetic coupling between the transmitting coil 1 and the receiving coil 2 . exist figure 1 In addition, for the sake of simplification of illustration, the power supply, power supply circuit, power reception circuit, etc. necessary for the power transmission system are omitted, and only the non-contact connector system is shown. Furthermore, the non-contact connector system is constituted by a non-contact connector device having a transmission side with a transmission coil 1 , and a non-contact connector device with a reception side having a reception coil 2 .

[0079] exist figure 1 In the power transmission system of , ...

no. 2 approach

[0118] Figure 31 It is a block diagram showing a schematic configuration of a signal transmission system according to a second embodiment of the present invention. The contactless connector system described above may also be used to transmit signals instead of power. The signal transmission system is composed of a transmitting-side information transmission device including a transmitting-side non-contact connector device, and a receiving-side information transmission device including a receiving-side non-contact connector device. If refer to Figure 31 , then in the information transmission device on the sending side, the sending coil 1 ( figure 1 ) is connected to the sending circuit 112, and the sending circuit 112 is connected to the signal source 111. In the information transmission device on the receiving side, the receiving coil 2 ( figure 1 ) is connected to the receiving circuit 113. In the signal transmission system, the information transmission device on the se...

no. 3 approach

[0120] Figure 32 It is a block diagram showing a schematic configuration of an induction heating device according to a third embodiment of the present invention. Figure 33 yes means Figure 32 Cross-sectional view of the structure of the induction heating device and pot 123. The induction heating device can be constituted by utilizing the principle of the power transmission system explained above.

[0121] If refer to Figure 32 , then in the induction heating device, as the sending coil 1 of the induction heating coil ( figure 1 ) is connected to the cooking circuit 122, and the cooking circuit 122 is connected to the power supply 121. Moreover, induction heating cooking containers such as pots 123 are provided instead of figure 1 The receiving coil 2. The pot 123 is disposed close to the transmitting coil 1 so as to be electromagnetically coupled with the transmitting coil 1 . Furthermore, when a current flows through the transmitting coil 1 through the electromagne...

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Abstract

This information transmission system is provided with a transmission coil (1) and a reception coil (2) respectively provided along a first surface and a second surface that are facing each other proximal to each other. The transmission coil (1) and reception coil (2) are provided proximally in a manner so as to be electromagnetically coupled to each other. The winding wire of the transmission coil (1) is wound on the first surface, and the winding wire of the reception coil (2) is wound on the second surface. The information transmission system is provided with a magnetic body (3) provided proximally in a manner so as to be electromagnetically coupled to the transmission coil (1) and the reception coil (2) in a manner so as to cover at least a portion of the region in which at least the winding wires of the transmission coil (1) and reception coil (2) are present between the first surface and the second surface.

Description

technical field [0001] The present invention relates to a non-contact connector device and a non-contact connector system using inductive coupling between coils, and an information transmission device and an information transmission system including them. Background technique [0002] In recent years, non-contact connector devices and non-contact connector systems using inductive coupling between coils, and devices equipped with them, have been developed to wirelessly charge mobile electronic devices such as mobile phones and electric vehicles or EV devices. The development of power transmission devices as well as power transmission systems is constantly evolving. As a non-contact power transmission system, for example, the inventions of Patent Documents 1 to 3 are known. [0003] The non-contact power supply device of Patent Document 1 is characterized in that it is configured to include: furniture having a primary coil for supplying electric power; and cordless equipment ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J17/00H01F38/14H02J7/00
CPCH01F38/14H02J17/00H01F27/2871H05B6/1236H05B2213/06Y02B40/00H02J50/12H02J50/70H04B5/79H04B5/266H02J50/80H02J50/10H04B5/72
Inventor 浅沼健一山本温坂田勉
Owner PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD