Control devices

Abstract

The control device disclosed herein enables low-voltage control of reflection and transmission. [Solution] The control device is constructed of a permeable material and is composed of parallel channels having each channel, wherein the surface region of the parallel channels is composed of a permeable region and a blocking region that blocks the surface of the permeable material, the interior of the parallel channels is composed of an alkaline solution that fills the entire interior of each channel, a liquid metal droplet that fills one side of the interior of each channel, and electrodes corresponding to the cathode and anode of each channel, the material of the liquid metal droplet has the property of reflecting predetermined electromagnetic waves including visible light, an operating device for applying voltage is connected to the electrodes of each channel, the movement range of the liquid metal droplet corresponds to the permeable region and the blocking region, and the movement of the liquid metal droplet in each channel is controlled by applying voltage to the electrodes by the operating device.

Claims

1. A control device constructed of a transparent material and composed of parallel channels, each having a channel, The surface region of the parallel channel is composed of a permeable portion and a blocking portion that blocks the surface of the permeable material. The interior of the parallel channels is composed of an alkaline solution that fills the entire interior of each channel, a liquid metal droplet that fills one side of the interior of each channel, and electrodes corresponding to the cathode and anode of each channel. The material of the aforementioned liquid metal droplet has the property of reflecting a predetermined electromagnetic wave, including at least visible light. An operating device for applying voltage is connected to the electrode of each channel. The movement range of the liquid metal droplet corresponds to the permeable portion region and the blocked portion region, The application of voltage to the electrodes by the operating device controls the movement of the liquid metal droplets in each channel. Control device.

2. The control device according to claim 1, wherein the operating device reflects or blocks a predetermined electromagnetic wave irradiated to the transparent portion region by moving the liquid metal droplet of a channel to the transparent portion region for a channel designated from among the channels.

3. The control device according to claim 1, wherein the operating device controls the movement of the liquid metal droplet by applying a voltage of at least 3V using an AC pulse wave.

4. The aforementioned electromagnetic waves include visible light, infrared rays, ultraviolet rays, radio waves, and radiation. The control device according to claim 1, which controls the reflection, blocking, and transmission of electromagnetic waves in the transparent portion region by the movement of the liquid metal droplets.

5. The control device according to claim 1, wherein, when the electromagnetic wave is visible light, the region reflected in the transmission region functions as a mirrored region and a light-shielding region.

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