Memory card with an adaptor
View Patent ↗On an adapter mounting portion 3 a having a projecting cross section which is formed on a cap 3 of a small-sized memory card 1 , a recessed portion of an adapter 2 side is fitted so that both parts are formed as an integral unit in a replaceable manner. Accordingly, the small-sized memory card 1 can maintain the dimensional compatibility with respect to existing memory cards whereby the small-sized memory card 1 can be used also in equipment which is designed to cope with the existing memory cards.
1. A memory card comprising:
a substrate;
a first flash memory chip mounted over said substrate;
a controller chip for said first flash memory chip mounted over said substrate;
a card body covering said substrate, said first flash memory chip and said controller chip;
wherein said memory card is capable of being connected to an adapter,
wherein planar dimensions of said memory card without said adapter are smaller than the dimensions (32 mm×24 mm) and are set to the dimensions (32 mm×24 mm) when connected to said adapter, and
wherein a planar area of said first flash memory chip is larger than that of said controller chip.
2. A memory card according to claim 1 , further comprising a second flash memory chip.
3. A memory card according to claim 2 , wherein said second flash memory chip is stacked over said first flash memory chip.
4. A memory card according to claim 1 , wherein said card body has portions for connecting to said adapter.
5. A memory card according to claim 4 , wherein said portions for connecting to said adapter are dents formed at corner portions of said card body.
6. A memory card according to claim 5 , wherein said dents are formed at front and rear surfaces of said card body, the width of said dents formed at said front surface is larger than the width of said dents formed at said rear surface.
7. A memory card according to claim 1 , wherein a thickness of said memory card is set to 1.4 mm.
8. A memory card according to claim 7 , wherein the length of long sides of said memory card is set to 24 mm, and
wherein the length of short sides of said memory card is set to 18 mm.
9. A memory card according to claim 1 , further comprising a plurality of external terminals on said substrate, said external terminals including a CLK terminal, a DAT terminal, and a CMD terminal.
10. A memory card according to claim 9 , wherein the number of said external terminals is 7.
11. A memory card according to claim 9 , wherein the number of said external terminals is 9.
12. A memory card according to claim 9 , wherein the number of said external terminals is 13.
13. A memory card according to claim 9 , wherein said external terminals are arranged in two rows.
14. A memory card according to claim 1 , further comprising a sealing member covering said substrate, said first flash memory chip, and said controller chip.
15. A memory card according to claim 14 , wherein said sealing member is formed of resin that is different from resin of which said card body is formed.
16. A memory card according to claim 15 , wherein said resin of said sealing member is epoxy-based resin.
17. A memory card according to claim 15 , wherein said resin of said card body is ABS resin or PPE (Poly Phenylen Ether).
18. A memory card according to claim 1 , further comprising terminals for testing a circuit arranged on a rear surface of said substrate.
19. A memory card according to claim 1 , further comprising terminals for adding functions arranged on a rear surface of said substrate.
20. A memory card according to claim 1 , wherein said substrate has a planar area which is equal to or less than one half of a planar area of said card body.
21. A memory card comprising:
a substrate;
a first flash memory chip mounted over said substrate;
a controller chip for said first flash memory chip mounted over said substrate;
a card body covering said substrate, said first flash memory chip and said controller chip;
wherein said memory card is capable of being attached to an adapter,
wherein a planar size of said memory card without said adapter is smaller than that of a full-size memory card defined by the multi media card standard or the SD card standard,
wherein a planar size of said memory card, when attached to said adapter, is equivalent to that of a full-size memory card defined by the multi media card standard or the SD card standard, and
wherein a planar size of said flash memory chip is larger than that of said controller chip.
22. A memory card according to claim 21 , wherein said planar size of said full-size memory card is the dimensions (32 mm×24 mm).
23. A memory card according to claim 21 , further comprising a second flash memory chip.
24. A memory card according to claim 23 , wherein said second flash memory chip is stacked over said first flash memory chip.
25. A memory card according to claim 21 , wherein said card body has portions for connecting to said adapter.
26. A memory card according to claim 25 , wherein said portions for connecting to said adapter are dents formed at corner portions of said card body.
27. A memory card according to claim 26 , wherein said dents are formed at front and rear surfaces of said card body, the width of said dents formed at said front surface is larger than the width of said dents formed at said rear surface.
28. A memory card according to claim 21 , wherein a thickness of said memory card is set to 1.4 mm.
29. A memory card according to claim 28 , wherein the length of long sides of said memory card is set to 24 mm, and
wherein the length of short sides of said memory card is set to 18 mm.
30. A memory card according to claim 21 , further comprising a plurality of external terminals on said substrate, said external terminals including a CLK terminal, a DAT terminal, and a CMD terminal.
31. A memory card according to claim 30 , wherein the number of said external terminals is 7.
32. A memory card according to claim 30 , wherein the number of said external terminals is 9.
33. A memory card according to claim 30 , wherein the number of said external terminals is 13.
34. A memory card according to claim 30 , wherein said external terminals are arranged in two rows.
35. A memory card according to claim 21 , further comprising a sealing member covering said substrate, said first flash memory chip, and said controller chip.
36. A memory card according to claim 35 , wherein said sealing member is formed of resin that is different from resin of which said card body is formed.
37. A memory card according to claim 36 , wherein said resin of said sealing member is epoxy-based resin.
38. A memory card according to claim 36 , said resin of said card body is ABS resin or PPE (Poly Phenylen Ether).
39. A memory card according to claim 21 , further comprising terminals for testing a circuit arranged on a rear surface of said substrate.
40. A memory card according to claim 21 , further comprising terminals for adding functions arranged on a rear surface of said substrate.
41. A memory card according to claim 21 , wherein said substrate has a planar area which is equal to or less than one half of a planar area of said card body.
42. A memory card comprising:
a substrate;
a plurality of flash memory chips mounted over said subs crate;
a controller chip for said flash memory chips mounted over said substrate;
a card body covering said substrate, said flash memory chips and said controller chip;
wherein said memory card is capable of being connected to an adapter,
wherein planar dimensions of said memory card without said adapter are smaller than the dimensions (32 mm×24 mm) and are set to the dimensions (32 mm×24 mm) when connected to said adapter, and
wherein a planar area of a first flash memory chip of said plurality is larger than that of said controller chip.
43. A memory card according to claim 42 , wherein one of said flash memory chips is stacked over other of said flash memory chips.
44. A memory card according to claim 42 , wherein said card body has portions for connecting to said adapter.
45. A memory card according to claim 44 , wherein said portions for connecting to said adapter are dents formed at corner portions of said card body.
46. A memory card according to claim 45 , wherein said dents are formed at front and rear surfaces of said card body, the width of said dents formed at said front surface is larger than the width of said dents formed at said rear surface.
47. A memory card according to claim 42 , wherein a thickness of said memory card is set to 1.4 mm.
48. A memory card according to claim 47 , wherein the length of long sides of said memory card is set to 24 mm, and
wherein the length of short sides of said memory card is set to 18 mm.
49. A memory card according to claim 42 , further comprising a plurality of external terminals on said substrate, said external terminals including a CLK terminal, a DAT terminal, and a CMD terminal.
50. A memory card according to claim 49 , wherein the number of said external terminals is 7.
51. A memory card according to claim 49 , wherein the number of said external terminals is 9.
52. A memory card according to claim 49 , wherein the number of said external terminals is 13.
53. A memory card according to claim 49 , wherein said external terminals are arranged in two rows.
54. A memory card according to claim 42 , further comprising a sealing member covering said substrate, said flash memory chips, and said controller chip.
55. A memory card according to claim 54 , wherein said sealing member is formed of resin that is different from resin of which said card body is formed.
56. A memory card according to claim 55 , wherein said resin of said sealing member is epoxy-based resin.
57. A memory card according to claim 55 , wherein said resin of said card body is ABS resin or PPE (Poly Phenylen Ether).
58. A memory card according to claim 42 , further comprising terminals for testing a circuit arranged on a rear surface of said substrate.
59. A memory card according to claim 42 , further comprising terminals for adding functions arranged on a rear surface of said substrate.
60. A memory card according to claim 42 , wherein said substrate has a planar area which is equal to or less than one half of a planar area of said card body.