TWI755676B - Potential therapy device and potential therapy system - Google Patents

Abstract

The present invention provides a technique in which a user can move while receiving a potential treatment. The user wears insulating slippers (11), insulating gloves (13) on the hands, and energizing gaskets (20) on the upper arms. The user stands on the insulating plate (14), and uses the buttons of the potential therapy device (10) or the buttons of the controller (21) to perform an operation to instruct the start of the potential therapy. When the user performs the operation of instructing the start of the potential therapy, the potential therapy device (10) outputs a high-voltage signal to the energizing pad (20). Because the user wears insulating slippers (12) for insulation, the user can use the handle (109) to hold the potential therapy device (10) away from the insulating plate (14), and move the potential therapy device (10) indoors while continuing to use the potential therapy device (10).

Description

Potential therapy device and potential therapy system

The present invention relates to a potential therapy device and a potential therapy system.

There is known a potential therapy device for improving the state of the user's body by making the user's body a higher potential than the surrounding environment. A general electric potential therapy device includes a conductive pad that contacts a part of the user's body on the insulating plate, and applies a DC or AC voltage with a higher potential than the surrounding environment to the user's body through the conductive pad. In Japan, by the Ministry of Health, Labour and Welfare, it is recognized that it can relieve headache, stiff shoulders, insomnia, and chronic constipation as a potentiometric therapy device. As a document which discloses a technique related to a potential therapy device, for example, Patent Document 1 is mentioned. [Prior Art Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Application Laid-Open No. 1-58266

[The problem to be solved by the invention]

In previous potentiometric therapy devices, the user accesses the energized pads by sitting or sleeping on the energized pads. During the period of receiving the electric potential treatment, the user needs to maintain the state of sitting or sleeping on the energized pad, and cannot move while receiving the electric potential treatment.

The present invention provides a technique in which a user can move while receiving a potential treatment. [means to solve the problem]

The present invention provides a potential therapy device, which is a potential therapy device for imparting a higher potential than the surrounding environment to the body of a human being or an animal other than a human being in an insulated state from the surrounding environment, which is provided with a voltage generator for generating A voltage for imparting potential to the body of the user; and an electrification pad, which can be worn on the body of the user, and applies the voltage generated by the voltage generator to the body of the user.

The present invention is preferable as a structure of footwear having the above-mentioned insulating properties worn by the user.

The present invention is preferable as a structure of footwear having the above-mentioned insulating properties worn by the user.

Moreover, in this invention, it may be set as the structure provided with the secondary battery which supplies electric power to the said voltage generator.

Furthermore, in the present invention, the voltage generator may have a structure including a digital circuit that increases the voltage of the electric power supplied from the secondary battery.

Moreover, in this invention, the structure provided with the handle provided in the housing|casing which accommodates the said voltage generator and the said secondary battery may be sufficient.

Furthermore, in the present invention, the structure may include a sound generator that emits a voice that continuously informs the user or a person related to the user in a state of imparting an electric potential to the body.

In addition, in the present invention, as a control unit for controlling the voltage generated by the voltage generator, and the control unit can be worn on the body of the user, according to the operation of the user or a person related to the user, the control unit The structure of the remote controller which transmits the instruction data which instructs the change of the voltage may be sufficient.

Moreover, in this invention, the structure in which the said electricity-carrying spacer and the said remote control system are comprised integrally may be sufficient.

Furthermore, the present invention provides a potential therapy system comprising: the aforementioned potential therapy device; and a terminal device used by a user of the aforementioned potential therapy device; the aforementioned potential therapy device is provided with: transmitting means for receiving the aforementioned A terminal device, which indicates potential state data of the state given to the potential of the user's body; the terminal device is provided with: receiving means for receiving the potential state data from the potential treatment device; and sounding means for sending The status indicated by the aforementioned potential status data is continuously notified to the aforementioned user.

In the present invention, the terminal device is provided with operation accepting means for accepting the operation of the user, and giving instructions to the body of the user in response to the operation of the user accepted by the operation accepting means. The instruction data for changing the state of the electric potential is sent to the transmission means of the electric potential treatment device; the electric potential treatment device is provided with the receiving means for receiving the instruction data from the terminal device, and the voltage generator is controlled according to the instruction data. The structure of the voltage control means of the generated voltage may be sufficient. [Effect of invention]

According to the present invention, the user can move while receiving the electric potential treatment.

[1st Embodiment]

FIG. 1 is a diagram showing a potential treatment system 1A according to a first embodiment of the present invention. The potential therapy system 1A includes at least a potential therapy device 10 and an electrification pad 20 . The insulating slippers 12 are slippers worn by the user of the potential therapy device 10 and have insulating properties. The insulating slippers 12 are an example of the footwear of the present invention. The insulating gloves 13 are gloves worn by the user of the potential therapy device 10 and have insulating properties. The insulating glove 13 is an example of the glove of the present invention. The insulating board 14 is laid on the floor, and the user of the potential therapy device 10 stands on it, and has insulating properties.

The potential therapy device 10 outputs a high-voltage signal to the energizing pad 20 to be described later, so that the user wearing the energizing pad 20 becomes a device with a higher potential than the surrounding environment. The electric potential therapy device 10 has a handle 109 that a user or a person related to the user grasps when carrying and carrying. The potential therapy device 10 is an example of the potential therapy device of the present invention. In addition, the handle 109 is an example of the handle of the present invention.

The current-carrying spacer 20 is a material having conductivity, and has a hook-and-loop fastener to be worn on the user's wrist. The current-carrying spacer 20 is an example of the current-carrying spacer of the present invention. The energizing pad 20 is connected to the potential therapy device 10 , and a high-voltage signal is supplied from the potential therapy device 10 . In addition, the energizing pad 20 has a controller 21 for remotely operating the potential therapy device 10 . The controller 21 has a plurality of buttons for operating the potential therapy device 10 . The controller 21 is an example of the remote controller of the present invention.

FIG. 2 is a block diagram showing the structure of the potential therapy device 10 . The operation unit 101 has a plurality of keys for operating the potential therapy device 10 . The display 103 is a liquid crystal display, and displays, for example, the voltage of the signal output to the energized pad 20 . The speaker 107 outputs sound corresponding to the signal output from the control unit 100 . The speaker 107 is an example of the sound generator of the present invention.

The power supply unit 105 has a power cord connected to a household 100V outlet, and supplies power to each part of the potential therapy device 10 . The high-voltage circuit 106 is a booster circuit of a digital circuit that generates a high-voltage signal for the user to be higher than the surrounding environment, for example, a signal of a voltage of 1000V to 9000V. The power-on pad 20 that outputs the generated signal is connected to the high-voltage circuit 106 . Furthermore, the signal generated by the high-voltage circuit 106 is not limited to a DC signal, but can also be an AC signal. The high-voltage circuit 106 monitors the current flowing through the energized pad 20 , and stops the output of the signal to the energized pad 20 when a current exceeding a predetermined threshold value flows. The high voltage circuit 106 is an example of the voltage generator of the present invention, and is also an example of the digital circuit of the present invention. The secondary battery 104 is charged with electric power supplied from the power supply unit 105 . The secondary battery 104 supplies electric power to each part of the potential therapy device 10 when the power supply part 105 is not connected to an outlet. The secondary battery 104 can be exchanged by the user or a person related to the user. The secondary battery 104 is an example of the secondary battery of the present invention.

The control unit 100 includes a CPU (Central Processing Unit), a ROM (Read Only Memory), and a RAM (Random Access Memory). The control unit 100 controls each unit by executing the program stored in the ROM by the CPU. In the control unit 100, the display control unit 1002 and the voltage control unit 1003 are realized by executing the program by the CPU.

The display control unit 1002 controls the display 103 so that various information is displayed on the display 103 . The display 103 displays, for example, the voltage of the signal generated by the high-voltage circuit 106 under the control from the display control unit 1002 . The voltage control unit 1003 controls the voltage of the signal generated by the high voltage circuit 106 . The voltage control unit 1003 is an example of the control unit of the present invention.

Next, a usage example of the first embodiment will be described. When using the potential therapy device 10 , the user stands on the insulating board 14 laid on the floor, or wears insulating slippers 11 , and wears the electrification pad 20 on the upper arm. In this state, the user or a person related to the user performs an operation of instructing the start of the electro-potential therapy using the keys of the operation unit 101 or the keys of the controller 21 . When the user or a person related to the user performs an operation to instruct the start of potential therapy, the control unit 100 (voltage control unit 1003 ) controls the high-voltage circuit 106 to output a high-voltage signal to the energization pad 20 . In addition, the control unit 100 (display control unit 1002 ) controls the display 103 to display the voltage of the signal output from the high-voltage circuit 106 . In addition, the control unit 100 outputs a signal to the speaker 107 , and plays a predetermined music from the speaker 107 . Furthermore, the user or a person related to the user may select the music played from the speaker 107 .

According to this embodiment, when a signal is being output from the potential therapy device 10 to the energized pad 20 , music is played from the speaker 107 , so the user or a person related to the user can often know whether the potential therapy is being performed without looking at the display 103 . . In addition, according to the present embodiment, the energizing pad 20 that applies a high potential to the user is attached to the user and is continuously in contact with the user, so that the user can freely move his body, for example, on the insulating plate 14 during the use of the potential therapy device 10 . , or wear insulating slippers 11 to move indoors freely.

Furthermore, according to the present embodiment, the electric potential treatment device 10 can be held by the handle 109 in relation to the user or the user, and the electric potential treatment device 10 can be easily moved. At this time, as long as the user wears the insulating slippers 11 , the potential therapy device 10 can be moved while continuing to use the potential therapy device 10 . Furthermore, since the potential therapy device 10 can be operated by the secondary battery 104, the user can move the potential therapy device 10 while continuing the potential therapy without being restricted by the power cord.

Furthermore, according to the present embodiment, the user can wear the insulating gloves 13 , for example, use a vacuum cleaner while continuously using the potential therapy device 10 , and can perform various actions that must be performed only by touching objects in the surrounding environment.

In addition, the user needs to touch the articles in the surrounding environment with bare hands, and even if the hand wears the insulating gloves 13, the uninsulated body part is in danger of contacting the articles in the surrounding environment. The person concerned can temporarily stop the electric potential treatment around him by operating the controller 21 mounted on the upper arm. In addition, by operating the controller 21, the electric potential therapy that has been temporarily stopped can be restarted at the side. In addition, even if the user does not intend to contact the energized pad 20 with the surrounding environment, a current exceeding a predetermined threshold value flows through the energized pad 20, and the output of the signal to the energized pad 20 is stopped. Alternatively, the potential therapy can be started again by operating the controller 21 in the user's relationship.

Furthermore, in the present embodiment, the control unit 100 may change the voltage of the signal output to the energizing pad 20 according to the elapse of time. For example, the control unit 100 performs control by outputting a signal of 6000V for 10 minutes, and then performs control by outputting a signal of 1000V for 20 minutes, and the control may be repeated several times.

In addition, in the structure of changing the voltage of the signal outputted to the energization pad 20 by the potential therapy device 10 , the change of the voltage due to the passage of time may be graphed and displayed on the display 103 .

[Second Embodiment] Next, a second embodiment of the present invention will be described. FIG. 3 is a diagram showing a potential treatment system 1B according to a second embodiment of the present invention. In the following description, about the same structure as the above-mentioned 1st Embodiment, the same code|symbol is attached|subjected and description is abbreviate|omitted, and it demonstrates centering on the difference from 1st Embodiment.

The potential therapy system 1B is different from the potential therapy system 1A in that it includes a potential therapy device 10B instead of the potential therapy device 10 , and includes an energized pad 20B instead of the energized pad 20 . In addition, the electric potential therapy system 1B is different from the electric potential therapy system 1A in that the smartphone 30 is included. The potential therapy device 10B is an example of the potential therapy device of the present invention.

The current-carrying spacer 20B is a conductive material, and has a hook-and-loop fastener to be worn on the wrist of the user. The current-carrying spacer 20B is an example of the current-carrying spacer of the present invention. The energizing pad 20B is connected to the potential therapy device 10B, and a high-voltage signal is supplied from the potential therapy device 10 . The energizing pad 20B differs from the energizing pad 20 of the first embodiment in that the controller 21 is not provided.

FIG. 4 is a block diagram showing the structure of the potential therapy device 10B. The electric potential therapy device 10B is different from the electric potential therapy device 10B in that it has the communication part 102 and does not have the speaker 107 . The communication unit 102 is a module for performing wireless communication. The communication unit 102 performs, for example, BLE (Bluetooth Low Energy) communication, which is one of the extended uses of Bluetooth (registered trademark), and communicates with the smartphone 30 . Furthermore, the communication performed by the communication unit 102 is not limited to the Bluetooth communication, and may be used as other short-range wireless communication methods.

In addition, in the potential therapy device 10B, the CPU of the control unit 100 executes a program to realize the transmitter/receiver 1001 that transmits and receives information with other devices, which is different from the first embodiment. The transmitting and receiving unit 1001 controls the communication unit 102, communicates with other devices, and transmits and receives information to and from the other devices.

FIG. 5 is a block diagram showing the structure of the smartphone 30 . The communication unit 302 is a module for wireless communication. The communication unit 302 performs BLE communication and communicates with the potential therapy device 10 . Furthermore, the communication performed by the communication unit 302 is not limited to the Bluetooth communication, and may be used as other short-range wireless communication methods. The operation unit 301 has a plurality of keys for operating the smartphone 30 . The touch panel 303 has a liquid crystal display and displays a GUI (Graphical User Interface) for operating the smartphone 30 . In addition, the touch panel 303 detects the position where the user or a person related to the user touches the finger. The storage unit 305 stores the application program executed by the control unit 300 . The application program is an example of the program of the present invention.

The control unit 300 includes a CPU, a ROM, and a RAM. The control part 300 controls each part according to the operation performed with respect to the touch panel 303 by CPU executing the program memorize|stored in ROM. In addition, in the control unit 300, the CPU executes the application program to realize the transmission/reception unit 3001, the display control unit 3002, and the sounding unit 3003.

The transmitter-receiver 3001 receives information transmitted from the potential therapy device 10B. In addition, the transmitter-receiver 3001 transmits information for operating the potential therapy device 10B. The display control unit 3002 controls the touch panel 303 , and uses the touch panel 303 to display a GUI for operating the potential therapy device 10B. The sounding unit 3003 outputs an audio signal to the speaker 307 , and plays music from the speaker 307 . Furthermore, the user or a person related to the user may select the music played from the speaker 307 .

Next, a usage example of the second embodiment will be described. The user is to stand, for example, on the insulating board 14 laid on the floor, or wear the insulating slippers 11, and wear the energizing pad 20B on the upper arm. The user or a person related to the user operates the smartphone 30 to activate the application program for operating the potential therapy device 10B.

The control unit 300 (display control unit 3002 ) that activates the application program controls the touch panel 303 to display a GUI for operating the potential therapy device 10B. FIG. 6 is a diagram showing an example of a screen displayed on the smartphone 30 when the application is activated. The user or an associate of the user taps the START button shown in FIG. 6 . When the START button is tapped, the control unit 300 (transmitting and receiving unit 3001 ) controls the communication unit 302 to send an output instruction message indicating the output of the signal to the energized pad 20B to the potential therapy device 10B.

The control unit 100 (transmitting and receiving unit 1001 ) receives the output instruction message received by the communication unit 102 . The control unit 100 (voltage control unit 1003 ) that receives the output instruction message controls the high-voltage circuit 106 to output a high-voltage signal to the energization pad 20B. In addition, the control unit 100 (display control unit 1002 ) controls the display 103 to display the voltage of the signal output from the high-voltage circuit 106 . The control unit 100 (transmitting and receiving unit 1001 ) transmits an output message indicating an output signal to the smartphone 30 . The output message is an example of the potential state message of the present invention. The control unit 300 (transmitting and receiving unit 3001 ) receives the output message. The control unit 300 (the sounding unit 3003 ) that receives the output message outputs an audio signal to the speaker 307 , and plays music from the speaker 307 .

The user or the user's related person taps the STOP button shown in Fig. 6 when the potential treatment is terminated. When the STOP button is tapped, the control unit 300 (transmitting/receiving unit 3001 ) controls the communication unit 302 to transmit a stop instruction message indicating that the output of the signal is to be stopped to the potential therapy device 10B.

The control unit 100 (transmitting and receiving unit 1001 ) receives the stop instruction message received by the communication unit 102 . The control unit 100 (voltage control unit 1003 ) that receives the stop instruction message controls the high-voltage circuit 106 to stop the output of the signal to the energized pad 20B. The control unit 100 (transmission/reception unit 1001 ) transmits a stop message to the smartphone 30 indicating that the output of the signal is stopped. The stop message is an example of the potential state data of the present invention. The control unit 300 (transmission and reception unit 3001 ) receives the stop message. The control unit 300 (the sounding unit 3003 ) that has received the stop message stops the output of the signal to the speaker 307 and stops the playback of music from the speaker 307 .

According to the electric potential therapy system 1B of the present embodiment, the user or a person related to the user can listen to music from the speaker 307 of the smartphone 30 in the same way as the situation caused by the electric potential therapy system 1A of the first embodiment. , without looking at the display 103 , it is often possible to know whether the electric potential treatment is in progress. Furthermore, according to the potential therapy system 1B of the present embodiment, the user can freely move or move while continuing the potential therapy, similarly to the situation caused by the potential therapy system 1A of the first embodiment.

[Variation] As mentioned above, although embodiment of this invention was described, this invention is not limited to the above-mentioned embodiment, It can implement in various other forms. For example, the above-described embodiment may be modified as described below to implement the present invention. In addition, the above-mentioned embodiment and the following modifications may be combined individually.

In the above-mentioned embodiment, the energizing pads 20 and 20B are attached to the upper arm, but the position where the energizing pads 20 and 20B are attached is not limited to the upper arm, for example, the feet or the waist may be used.

In the above-described embodiment, the user wears the insulating slippers 12 for insulation, but the user may wear insulating socks or insulating shoes instead of the insulating slippers 12 .

In the present invention, the insulating gloves 13 may be waterproof. According to this configuration, the user can perform water-related activities while continuing the electric potential treatment while wearing the insulating gloves 13 .

In the present invention, power may be supplied to the high-voltage circuit 106 from an external power source in place of the power supply unit 105 incorporated in the potential therapy devices 10 and 10B.

In the above-described embodiment, the high-voltage circuit is a booster circuit of a 106-bit circuit, but it may be a booster circuit analogous to a transformer.

In the present invention, the high-voltage circuit 106 uses a DC/AC converter to convert the output of the DC/DC converter into alternating current, and the output may also be output to the energized pads 20 and 20B. Furthermore, in the present invention, the output of the DC/AC converter may be output to the energized pads 20 and 20B by changing the voltage of the DC/AC converter.

In the above-described embodiment, by playing music from the speaker 107 or the speaker 307, the user or the user's relationship is notified that a signal is being output to the energizing pad 20, but the sound played from the speaker 107 or the speaker 307 is not. Music too. For example, by periodically playing an electronic sound from the speaker 107 or the speaker 307, the user or the user's affiliation may be notified that a signal is being output to the energized pad 20.

In the above-described first embodiment, music is played from the speaker 107 included in the potential therapy device 10 .

In the first embodiment, the controller 21 is installed on the energizing pad 20, but the controller 21 is separated from the energizing pad 20 at a position different from the position where the energizing pad 20 is mounted in the user's body. The controller 21 may also be installed. For example, if the controller 21 can be attached to a finger, the user or a person who is related to the user can stop or restart the potential treatment by simply moving the finger.

The first embodiment of the present invention is not limited to the structure in which the controller 21 and the control unit 100 are connected by wire. The controller 21 and the control unit 100 are connected through the communication unit 102, and the potential therapy is operated from the controller 21 through wireless communication. The device 10 can also be used.

When the application is installed on the smartphone 30 , the application may be downloaded and installed through a communication network, or the application may be installed from a recording medium that can be installed in the smartphone 30 .

The users of the potential therapy system of the present invention are not limited to humans, and animals other than humans (for example, pets such as dogs and cats) may be treated by the potential therapy system of the present invention. FIG. 7 is a diagram illustrating a state in which an electric potential treatment by the electric potential treatment system 1C according to an embodiment of the present invention is performed on the body of a dog, which is a user, as an example of an animal other than a human being.

In the example of FIG. 7 , the body of the user (dog) is fitted with a bra-type energizing pad 20 . In addition, the user (dog) wears insulating socks 15 (equivalent to the insulating gloves 13 of the potential therapy systems 1A and 1B) having insulating properties on the front feet of the user (dog), and wears insulating socks (ie, insulating gloves 13 ) on the back feet of the user (dog). The insulating socks 16 (corresponding to the insulating slippers 12 of the potential therapy systems 1A and 1B).

In addition, when the user is an animal other than a human, various operations of the electro-potential therapy system are performed by a person related to the user (for example, the user, that is, the owner of a pet). In addition, when the user is an animal other than a human being, a person related to the user (eg, the user, ie, the owner of a pet) can know whether the user is undergoing electro-potential therapy through a notification from the electro-potential therapy system.

1A, 1B, 1C: Potential Therapy System 10,10B: Potential therapy device 12: Insulated slippers 13: Insulated gloves 14: Insulation board 15, 16: Insulating socks 20, 20B: Energized gasket 21: Controller 30: Smartphone 100: Control Department 101: Operation Department 102: Communications Department 103: Display 104: Secondary battery 105: Power Department 106: High Voltage Circuits 107: Speakers 109: Handle 300: Control Department 301: Operation Department 302: Communications Department 303: Touch Panel 305: Memory Department 307: Speaker 1001: Send and receive department 1002: Display Control Department 1003: Voltage Control Department 3001: Send and receive department 3002: Display Control Department 3003: Pronunciation Department

[ Fig. 1 ] A diagram showing the structure of an electric potential therapy system 1A according to the first embodiment. [ FIG. 2 ] A block diagram showing the structure of the potential therapy device 10 . [ Fig. 3] Fig. 3 is a diagram showing the structure of an electric potential therapy system 1B according to the second embodiment. [FIG. 4] A block diagram showing the structure of the potential therapy device 10B. [ FIG. 5 ] A block diagram showing the structure of the smartphone 30 . [ FIG. 6 ] A diagram showing an example of a screen displayed on the smartphone 30 . [ Fig. 7] Fig. 7 is a diagram illustrating a situation in which an electric potential therapy system 1C of an embodiment is used by animals (other than humans).

1A: Potential Therapy System

10: Potential therapy device

12: Insulated slippers

13: Insulated gloves

14: Insulation board

20: Energized gasket

21: Controller

101: Operation Department

103: Display

109: Handle

Claims (11)

A potential therapy device for imparting a potential higher than the surrounding environment to the body of a human being or an animal other than a human being in an insulated state from the surrounding environment, that is, the body of the user, characterized by comprising: a voltage generator for generating A voltage for imparting a potential to the body of the user; and an electrification pad, which is worn on the body of the user, continuously contacts the body of the user moving on the insulating member, and applies the voltage generated by the voltage generator. Voltage is applied to the body of the aforementioned user. The electric potential therapy device according to claim 1, comprising the insulating footwear worn by the user. The electric potential therapy device according to claim 1, further comprising the insulating gloves worn by the user. The potential therapy device according to claim 1, further comprising a secondary battery for supplying electric power to the voltage generator. The potential therapy device according to claim 4, wherein the voltage generator includes a digital circuit for increasing the voltage of the electric power supplied from the secondary battery. The electric potential therapy device according to claim 4, further comprising a handle provided in a housing that accommodates the voltage generator and the secondary battery. The electric potential therapy device as set forth in claim 1, further comprising a sound producing voice that continuously informs the user or a person related to the user that an electric potential is applied to the body. device. The potential therapy device according to claim 1, further comprising: a control unit that controls the voltage generated by the voltage generator; and a remote control that can be worn on the body of the user and responds to the user or the use According to the operation of the person related to the person, instruction data for instructing the change of the voltage is sent to the control unit. The electric potential therapy device according to claim 8, wherein the energizing spacer and the remote control system are integrally formed. A potential therapy system, characterized by comprising: the potential therapy device described in any one of claims 1 to 9; and a terminal device used by a user of the aforementioned potential therapy device; the aforementioned potential therapy device is provided with: The transmitting means is to receive the potential state data from the terminal device, indicating the state of giving the potential to the body of the user; the terminal device is provided with: receiving means for receiving the potential state data from the potential treatment device ; and the pronunciation means, continuously notify the user of the state indicated by the aforementioned potential state data. The potential therapy system according to claim 10, wherein the terminal device is provided with: operation accepting means for accepting the operation of the user; The sending means is for sending, in response to the operation of the user accepted by the operation accepting means, instruction data indicating a change in the state of the electric potential applied to the body of the user to the electric potential treatment device; the electric potential treatment device , is provided with: a receiving means for receiving the aforementioned instruction data from the aforementioned terminal device; and a voltage control means for controlling the voltage generated by the aforementioned voltage generator in accordance with the aforementioned instruction data.

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