1. An optical image stabilizer for a camera lens assembly, the optical image stabilizer comprising:
a main frame;
a driving frame moving in at least one direction on the main frame;
a camera device mounted on the driving frame;
a pair of driving permanent magnets mounted on one of the main frame and the driving frame;
a pair of coils mounted on the other of the main frame and the driving frame and facing the pair of driving permanent magnets; and
at least one slidable bearing interposed between an inner sidewall of the main frame and an outer sidewall of the driving frame to facilitate movement of the driving frame, with respect to the main frame,
wherein the driving frame moves through interaction between an electromagnetic force generated by application of a current to the coils and a magnetic force of the driving permanent magnets.
2. The optical image stabilizer of claim 1, further comprising a yoke mounted, together with the coils, on the other of the main frame and the driving frame, wherein movement of the driving frame along a direction that an image of a subject is incident to the camera device is restricted by attraction between the yoke and the driving permanent magnets.
3. The optical image stabilizer of claim 1, further comprising a yoke surrounding the coils and the driving permanent magnets, wherein the yoke forms an electric field shielding structure.
4. The optical image stabilizer of claim 1, wherein one of the coils, together with one of the driving permanent magnets facing the coil, is mounted along a first direction, and the other of the coils, together with the other of the driving permanent magnets facing the coil, is mounted along a second direction, and the second frame moves in the first direction or the second direction according to the coil to which a current is applied.
5. The optical image stabilizer of claim 1, further comprising:
at least one sensor permanent magnets mounted on one of the main frame and the driving frame; and
at least one position detecting sensor mounted on one of the main frame and the driving frame and facing the sensor permanent magnets,
wherein the position detecting sensors detect movement of the driving frame according to a change in magnetic force generated from the sensor permanent magnets.
6. The optical image stabilizer of claim 1, wherein the driving frame includes a first frame mounted to move with respect to the main frame in a first direction on the main frame and a second frame mounted on the first frame in such a way to move, together with the first frame, in the first direction and to move with respect to the main frame in a second direction.
7. The optical image stabilizer of claim 6, wherein the second direction is perpendicular to the first direction on a plane where the second frame moves.
8. The optical image stabilizer of claim 6, further comprising:
at least one first sliding groove formed in an inner sidewall of the main frame along one of the first direction and the second direction;
a second sliding groove formed in an outer sidewall of the first frame along one of the first direction and the second direction and facing the first sliding groove; and
a ball bearing whose portion is accommodated in the first sliding groove and whose other portion is accommodated in the second sliding groove to separate the inner sidewall of the main frame and the outer sidewall of the first frame,
wherein the first sliding groove and the second sliding groove extend along one of the first direction and the second direction and the first frame moves in a direction that the first sliding groove and the second sliding groove extend.
9. The optical image stabilizer of claim 6, further comprising at least one slidable bearing interposed between the first frame and the second frame.
10. The optical image stabilizer of claim 9, wherein the slideable bearing comprises:
at least one third sliding groove formed in an inner sidewall of the first frame along the other of the first direction and the second direction;
a fourth sliding groove formed in an outer sidewall of the second frame along the other of the first direction and the second direction and facing the third sliding groove; and
a ball bearing whose one portion is accommodated in the third sliding groove and whose other portion is accommodated in the fourth sliding groove to separate the inner sidewall of the first frame and the outer sidewall of the second frame,
wherein the third sliding groove and the fourth sliding groove extend along the other of the first direction and the second direction and the first frame moves in a direction that the third sliding groove and the fourth sliding groove extend.
11. The optical image stabilizer of claim 6, further comprising:
at least one sensor permanent magnet mounted on one of the main frame and the second frame; and
at least one position detecting sensor mounted on one of the main frame and the second frame and facing the sensor permanent magnet,
wherein the position detecting sensor detects movement of the second frame according to a change in magnetic force generated from the sensor permanent magnet.
12. The optical image stabilizer of claim 6, wherein the permanent magnets are mounted on one of the main frame and the second frame of the driving frame and the coils are mounted on the other of the main frame and the second frame.
13. The optical image stabilizer of claim 1, wherein the slidable bearing comprises:
at least one first sliding groove formed in an inner sidewall of the main frame along one of the first direction and the second direction;
a second sliding groove formed in an outer sidewall of the driving frame along one of the first direction and the second direction and facing the first sliding groove; and
a ball bearing whose one portion is accommodated in the first sliding groove and whose other portion is accommodated in the second sliding groove to separate the inner sidewall of the main frame and the outer sidewall of the driving frame,
wherein the driving frame moves in a direction that the first sliding groove and the second sliding groove extend.
14. A method for compensating for movement of a camera lens comprising the steps of:
associating the camera lens with a driving frame that is movable in at least one direction with respect to a main frame; and
providing at least one slidable bearing existing between an inner sidewall of the main frame and an outer sidewall of the driving frame, wherein the driving frame is movable with regard to the main frame through interaction between an electromagnetic force generated by application of a current to at least one coil and a magnetic force of an opposing permanent magnet, and wherein a first pair of coil and opposing permanent magnetic provide movement in a first direction and a second pair of coil and opposing permanent magnetic provide movement in a second direction.
15. The method as recited in claim 14, wherein the camera lens is mounted on the driving frame.
16. The method as recited in claim 14, wherein the camera lens is mounted in the same plane as the driving frame.
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 frame system for a solar cell module that fixes the solar cell module to an installation object, the frame system comprising:
a first frame member comprising a first body that is configured to be fixed to a substrate of the solar cell module and a male coupling portion that is protruded from the first body; and
a second frame member comprising a second body that is configured to be fixed to the installation object and a female coupling portion that is configured to be coupled to the male coupling portion,
wherein in at least a portion of an outer surface of the male coupling portion, a protrusion comprising an inclined surface having an upper width smaller than a lower width and a separation prevention surface that is positioned at a lower end portion of the inclined surface is formed, and at an inside of the female coupling portion, a protrusion coupling portion that corresponds to the protrusion is formed.
2. The frame system of claim 1, wherein the separation prevention surface is perpendicular to a center-line of the male coupling portion.
3. The frame system of claim 2, wherein an angle between the separation prevention surface and the inclined surface is less than 90\xb0.
4. The frame system of claim 2, wherein an angle between the separation prevention surface and the inclined surface is 45\xb0 or less.
5. The frame system of claim 2, wherein a connection portion of the separation prevention surface and the inclined surface is rounded.
6. The frame system of claim 2, wherein the male coupling portion comprises at least two protrusions.
7. The frame system of claim 6, wherein the at least two protrusions include a lower portion and an upper portion each having a lower width and an upper width, and
wherein the lower width and the upper width of the lower protrusion adjacent to the first body are formed larger than the lower width and the upper width, respectively, of the upper protrusion that is positioned at an upper portion of the lower protrusion.
8. The frame system of claim 1, wherein the first frame member is made of a metal material.
9. The frame system of claim 8, wherein the metal material comprises an aluminum alloy.
10. The frame system of claim 8, wherein the solar cell module comprises a light transmitting upper substrate and lower substrate, and the first frame member is bonded to the light transmitting upper substrate by adhesives.
11. The frame system of claim 10, wherein the solar cell module further comprises a plurality of solar cells that are positioned at an upper portion of the light transmitting lower substrate and a sealing layer that is positioned between the solar cells and the light transmitting upper substrate.
12. The frame system of claim 11, wherein the sealing layer comprises polyvinyl butyral (PVB) or ethyl vinyl acetate (EVA).
13. The frame system of claim 10, wherein the adhesives comprise two-part silicon.
14. The frame system of claim 13, wherein the two-part silicon has bonding strength of 2,000 Nm or more.
15. The frame system of claim 10, wherein at least two of the first frame members are fixed to the light transmitting upper substrate.
16. The frame system of claim 15, wherein the at least two first frame members are each fixed at symmetrical positions based on a center of the light transmitting upper substrate.
17. The frame system of claim 1, wherein the first frame member is formed as a spot type in which one male coupling portion is provided in one first body.
18. The frame system of claim 1, wherein the first frame member is formed as a bar type in which at least two male coupling portions are provided in one first body.
19. The frame system of claim 1, wherein the second body is made of a metal material.
20. The frame system of claim 19, wherein the second frame member further comprises a third body of a flexible material, the female coupling portion is formed in the third body, and the third body is coupled to the second body.