초록 ▼

A refrigerator is disclosed. The refrigerator includes a main body which has a cooling chamber and a freezing chamber, a storage chamber which is provided in the cooling chamber to store foodstuffs, an irradiation device which irradiates light within a visible light region correspondingly to color o

A refrigerator is disclosed. The refrigerator includes a main body which has a cooling chamber and a freezing chamber, a storage chamber which is provided in the cooling chamber to store foodstuffs, an irradiation device which irradiates light within a visible light region correspondingly to color of the foodstuffs stored in the storage chamber, an optical deodorization module which includes an ultraviolet light irradiation device which is mounted to the storage chamber to irradiate ultraviolet light and a photocatalyst filter which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent, and a control unit which controls the irradiation device and the ultraviolet light irradiation device.

대표청구항 ▼

1. A refrigerator comprising: a main body which has a cooling chamber and a freezing chamber;a storage chamber which is provided in the cooling chamber to store foodstuffs;an irradiation device which irradiates light within a visible light region correspondingly to color of the foodstuffs stored in

1. A refrigerator comprising: a main body which has a cooling chamber and a freezing chamber;a storage chamber which is provided in the cooling chamber to store foodstuffs;an irradiation device which irradiates light within a visible light region correspondingly to color of the foodstuffs stored in the storage chamber, the irradiation device configured to operate when a door of the refrigerator is closed;an optical deodorization module which includes an ultraviolet light irradiation device which is mounted to the storage chamber to irradiate ultraviolet light and a photocatalyst filter which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent;a control unit which controls the irradiation device and the ultraviolet light irradiation device; andan input part provided at a front side of the upper panel for inputting information of the color of the foodstuffs stored in the storage chamber,wherein the irradiation device has a white light source, a red light source and a green light source, and is configured to irradiate light having a color combining white and one color selected from red and green which corresponds to the color of the foodstuffs according to the information input to the input part. 2. The refrigerator according to claim 1, wherein the ultraviolet light irradiation device includes ultraviolet light emitting diodes. 3. The refrigerator according to claim 1, wherein the photocatalyst filter is mounted to the storage chamber, and formed in a mesh type which is coated with a titanium dioxide photocatalyst solution. 4. The refrigerator according to claim 1, wherein the photocatalyst filter is mounted to the storage chamber, and formed in a plate type which is coated with a titanium dioxide photocatalyst solution and formed with a plurality of through-holes. 5. The refrigerator according to claim 1, wherein the irradiation device is a light emitting diode. 6. The refrigerator according to claim 1, wherein when the information of the color of the foodstuffs inputted to the input part is red, the control unit controls the irradiation device to irradiate red light with white light. 7. The refrigerator according to claim 1, wherein when the information of the color of the foodstuffs inputted to the input part is green, the control unit controls the irradiation device to irradiate green light with white light. 8. The refrigerator according to claim 1, further comprising: a color recognition device which recognizes the color of the foodstuffs stored in the storage chamber,wherein the control unit controls the irradiation device to irradiate light within the visible light region correspondingly to the color of the foodstuffs in response to a signal from the color recognition device. 9. The refrigerator according to claim 1, wherein the irradiation device including light emitting diodes is insertedly mounted in a rear partition wall of the main body behind the storage chamber, and wherein the light emitting diodes irradiate light through a translucent side wall of the storage chamber. 10. The refrigerator according to claim 1, wherein the irradiation device includes light emitting diodes, wherein the ultraviolet light irradiation device includes at least one ultraviolet light emitting diode, andwherein the control unit controls the irradiation device and the ultraviolet light irradiation device to irradiate visible light or ultraviolet light into the storage chamber alternately with a predetermined period. 11. A refrigerator comprising: a main body which has a cooling chamber and a freezing chamber;a meats/fishes storage chamber which is provided in the cooling chamber and coated with antimicrobial material to prevent microbial propagation;a visible light irradiation device which irradiates visible light into the meats/fishes storage chamber, the visible light irradiation device configured to operate when a door of the refrigerator is closed;a control unit which controls the irradiation device;a freshness measuring device which detects a value indicating freshness of meats and fishes stored in the meats/fishes storage chamber; anda display part which displays the freshness value of the meats and fishes detected by the freshness measuring device,wherein the visible light irradiation device has a blue light source, a red light source, a yellow light source and a white light source, and is configured to irradiate light of any one emitting color selected from the group consisting of blue, red-blue combined color and yellow-white combined color into the meats/fishes storage chamber. 12. The refrigerator according to claim 11, wherein the visible light irradiation device includes at least one light emitting diode. 13. The refrigerator according to claim 11, wherein the antimicrobial material is titanium dioxide. 14. The refrigerator according to claim 11, further comprising: an ultraviolet light irradiation device which irradiates ultraviolet light into the meats/fishes storage chamber,wherein the control unit controls the display part and the ultraviolet light irradiation device. 15. The refrigerator according to claim 14, wherein the freshness measuring device is a volatile basic nitrogen (VBN) sensor. 16. The refrigerator according to claim 14, wherein the freshness measuring device is an infrared sensor. 17. The refrigerator according to claim 14, wherein the control unit controls the ultraviolet light irradiation device to irradiate ultraviolet light into the meats/fishes storage chamber with a predetermined period. 18. The refrigerator according to claim 17, wherein the control unit is connected to the freshness measuring device, and wherein when the value detected by the freshness measuring device is a specific limit value or more, although an operating state of the ultraviolet light irradiation device does not correspond to a light emitting mode, the control unit controls the ultraviolet light irradiation device to irradiate ultraviolet light. 19. The refrigerator according to claim 14, further comprising: a cooling device which cools the meats/fishes storage chamber, wherein the control unit controls the cooling device. 20. The refrigerator according to claim 19, wherein the control unit controls the cooling device to keep the meats/fishes storage chamber at a temperature of −1.5 C. to −2.5 C. 21. The refrigerator according to claim 19, wherein the control unit controls the cooling device to keep the meats/fishes storage chamber at a temperature of −2.0 C. 22. The refrigerator according to claim 19, wherein the cooling device includes a first heat sink which is mounted in the freezing chamber, and a second heat sink which is mounted in the cooling chamber and connected to the first heat sink, the second heat sink being kept below a predetermined temperature by cool air transferred from the first heat sink and supplying the cool air into the meats/fishes storage chamber. 23. The refrigerator according to claim 22, wherein the first heat sink and the second heat sink are formed in a plate type. 24. The refrigerator according to claim 22, wherein the first heat sink and the second heat sink are formed in a pin type. 25. The refrigerator according to claim 22, wherein the second heat sink is positioned above the meats/fishes storage chamber. 26. The refrigerator according to claim 14, wherein when the value detected by the freshness measuring device is a predetermined limit value or more, the control unit controls the display part to display a warning message. 27. The refrigerator according to claim 14, further comprising: a cooling device which cools the meats/fishes storage chamber,wherein when the value detected by the freshness measuring device is a predetermined limit value or more, the control unit controls the cooling device to freeze the meats and fishes stored in the meats/fishes storage chamber. 28. The refrigerator according to claim 14, further comprising: a cooling device which cools the meats/fishes storage chamber,wherein when the value detected by the freshness measuring device is a predetermined first limit value or more, the control unit controls the display part to display a warning message,and when the value detected by the freshness measuring device is a predetermined second limit value or more, the control unit controls the cooling device to freeze the meats and fishes stored in the meats/fishes storage chamber.