1. A shelf stable vegetable composition comprising a non-dehydrated vegetable having a green color and a water-soluble compound in an amount sufficient to impart to the composition a water activity of 0.65 or less and a pH of 6.5 to 7.5 at ambient conditions for preservation of the green color of the vegetable, wherein the water-soluble compound is an organic acid salt selected from the group consisting of acetate salt, aspartate salt, fumarate salt, malate salt, tartrate salt, succinate salt, lactate salt, and combinations thereof.
2. The composition of claim 1, wherein the water-soluble compound is present in an amount to preserve the green color of the vegetable for at least 6 months.
3. The composition of claim 1, wherein the water-soluble compound is present in an amount to impart a water activity of 0.6 to 0.65.
4. The composition of claim 1, wherein the water-soluble compound is potassium or sodium acetate.
5. The composition of claim 1, wherein the water-soluble compound is combined with at least one other Aw decreasing compound that is not an organic acid salt.
6. The composition of claim 5, wherein the Aw decreasing compound is KCl, NaCl or a combination thereof.
7. The composition of claim 1, which further comprises at least one humectant.
8. The composition of claim 7, wherein the humectant is a polyol or polydextrose, a reducing sugar, glycerol or propan-1,2-diol.
9. A method for increasing shelf stability of a vegetable composition that includes a non-dehydrated vegetable having a green color, which comprises adding a water-soluble compound in an amount sufficient to impart to the composition a water activity of 0.65 or less and a pH of 6.5 to 7.5 at ambient conditions for preservation of the green color of the vegetable, wherein the water-soluble compound is an organic acid salt selected from the group consisting of acetate salt, aspartate salt, fumarate salt, malate salt, tartrate salt, succinate salt, lactate salt, and combinations thereof.
10. The method of claim 9, wherein the water-soluble compound is present in an amount to preserve the green color of the vegetable for at least 6 months at ambient conditions.
11. The method of claim 9, wherein the water-soluble compound is present in an amount to impart a water activity of 0.6 to 0.65.
12. The method of claim 9, wherein the water-soluble compound is potassium or sodium acetate.
13. The method of claim 9, wherein the water-soluble compound is combined with at least one other Aw decreasing compound that is not an organic acid salt.
14. The method of claim 13, wherein the Aw decreasing compound is KCl, NaCl or a combination thereof.
15. The method of claim 9, which further comprises adding at least one humectant to the composition, wherein the humectant is a poiyoi, polydextrose, a reducing sugar, glycerol or propan-1,2-diol.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A backlight unit comprising:
a substrate;
a plurality of light sources on the substrate;
a light guide plate including: a light incident part having a light incident surface to which light respectively emitted from the light sources are incident, and a light emitting part emitting the incident light;
a reflecting member on a lower surface of the light guide plate, the reflecting member to reflect the incident light; and
an optical sheet on the light guide plate,
wherein the reflecting member includes a first region having a first reflectance and a second region having a second reflectance.
2. The backlight unit according to claim 1, wherein the second region is at an edge of the reflecting member.
3. The backlight unit according to claim 2, wherein the second region includes an area of the reflecting member between the light guide plate and another light guide plate.
4. The backlight unit according to claim 1, wherein the first region a central area of the reflecting member.
5. The backlight unit according to claim 1, wherein optical elements are provided in the second region of the reflecting member to change a reflectance of light at the second region.
6. The backlight unit according to claim 5, wherein the optical elements include one of a dark shape or a hole.
7. The backlight unit according to claim 5, wherein the optical elements change the reflectance of light at that region.
8. The backlight unit according to claim 5, wherein the optical elements include relief elements protruding from the reflecting member to the light guide plate.
9. The backlight unit according to claim 5, wherein the light guide plate overlaps the first region of the reflecting member, and the light guide plate does not overlap the second region of the reflecting member.
10. The backlight unit according to claim 5, wherein the optical elements are provided in the second region and at least one portion of the first region adjacent to the second region.
11. The backlight unit according to claim 5, wherein the optical elements are provided on the first region adjacent to the second region.
12. The backlight unit according to claim 5, wherein the reflecting member includes a first low-reflectance part in the second region,
the first low-reflectance part is provided at an edge of a region where an end of the light guide plate distant from the light incident part is provided, and the first low-reflectance part extends in a longitudinal direction of the substrate, and
the optical elements are provided in plurality on the first low-reflectance part.
13. The backlight unit according to claim 12, wherein the reflecting member further includes a second low-reflectance part in the second region,
the second low-reflectance part is provided at a side edge of the light guide plate, and the second low-reflectance part extends in a direction perpendicular to a longitudinal direction of the substrate, and
the optical elements are provided in plurality on the second low-reflectance part.
14. A backlight unit comprising:
a bottom cover;
at least one substrate at the bottom cover;
a plurality of light sources on the substrate;
a plurality of light guide plates including: a light incident part having a light incident surface to which light respectively emitted from the light sources are incident, and a light emitting part emitting the incident light; and
a reflecting member on a lower surfaces of the light guide plate, the reflecting member to reflect the incident light, wherein a plurality of optical elements are provided on the reflecting member, wherein the reflecting member includes a first region having a first reflectance and a second region having a second reflectance,
wherein the light guide plates include M (M is a natural number that is 2 or greater) light guide plates in a longitudinal direction of the substrate, and N (N is a natural number that is 2 or greater) light guide plates in a direction perpendicular to the longitudinal direction of the substrate,
the light emitting part of a Kth (K is one of 1 to N\u22121) light guide plate of the N light guide plates has a distant end from the light incident part, and the distant end is provided on an upper side of the light incident part of a K+1th light guide plate, and
the optical elements are provided on the reflection member between an Lth (L is one of 1 to M\u22121) light guide plate and an L+1th light guide plate of the M light guide plates.
15. The backlight unit according to claim 14, wherein the second region is at an edge of the reflecting member.
16. The backlight unit according to claim 14, wherein the second region includes an area of the reflecting member between the light guide plates.
17. The backlight unit according to claim 14, wherein the first region is at a central area of the reflecting member.
18. The backlight unit according to claim 14, wherein the optical elements change a reflectance of light.
19. The backlight unit according to claim 14, wherein the optical elements include one of a dark shape or a hole.
20. The backlight unit according to claim 14, wherein the reflecting member comprises a low-reflectance part,
the low-reflectance part is provided at an edge of the light guide plate, and the low-reflectance part extends in the direction perpendicular to the longitudinal direction of the substrate, and
the optical elements are provided in the low-reflectance part.
21. A display apparatus comprising:
a display panel;
a backlight unit on a rear side of the display panel, the backlight unit including a plurality of driving areas that are independently drivable; and
a driving part on a rear side of the backlight unit, the driving part driving at least one of the display panel or the backlight unit,
wherein the backlight unit includes:
a bottom cover,
a substrate,
a plurality of light sources on the substrate,
a light guide plate including: a light incident part having a light incident surface to which light respectively emitted from the light sources are incident, and a light emitting part emitting the incident light,
a reflecting member on a surface of the light guide plate, the reflecting member to reflect the incident light, and
an optical sheet on the light guide part,
wherein the reflecting member includes a first region having a first reflectance and a second region having a second reflectance.
22. The display apparatus according to claim 21, wherein the second region is at an edge of the reflecting member.
23. The display apparatus according to claim 22, wherein the second region includes an area of the reflecting member between the light guide plate and another light guide plate.
24. The display apparatus according to claim 21, wherein the first region is at a central area of the reflecting member.
25. The display apparatus according to claim 21, wherein optical elements are provided in the second region of the reflecting member to change a reflectance of light at the second region.
26. The display apparatus according to claim 25, wherein the optical elements are one of a dark shape or a hole.
27. The display apparatus according to claim 26, wherein the optical elements are provided at an edge of the reflecting member.