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| 국가/구분 | United States(US) Patent 등록 |
|---|---|
| 국제특허분류(IPC7판) |
|
| 출원번호 | US-0411212 (2012-03-02) |
| 등록번호 | US-8330659 (2012-12-11) |
| 발명자 / 주소 |
|
| 출원인 / 주소 |
|
| 대리인 / 주소 |
|
| 인용정보 | 피인용 횟수 : 0 인용 특허 : 367 |
An apparatus including a wireless communications device has an internal antenna system located within the wireless communications device. The internal antenna system includes a passive antenna set comprising at least one antenna element having at least one multilevel structure, a feeding point to th
An apparatus including a wireless communications device has an internal antenna system located within the wireless communications device. The internal antenna system includes a passive antenna set comprising at least one antenna element having at least one multilevel structure, a feeding point to the at least one antenna element and a ground plane. The feeding point and a point on the ground plane define an input/output port for said passive antenna set. The passive antenna set provides a similar impedance level and radiation pattern at two or more frequency bands such that the passive antenna set is capable of both transmitting and receiving wireless signals on selected channels. The selected channels are selectable from a plurality of channels throughout an entire frequency range within each of said two or more frequency bands.
1. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device; the multi-band antenna system having an antenna element that functions across an entirety of each of at least first and second cellular frequency bands and not comprisin
1. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device; the multi-band antenna system having an antenna element that functions across an entirety of each of at least first and second cellular frequency bands and not comprising a set of antenna elements that respectively operate independently in the at least first and second cellular frequency bands, the antenna element comprising an overall structure that is formed by four or more generally identifiable electromagnetically coupled geometric elements of different sizes; each of the geometric elements having the same number of sides with the contact regions between adjacent geometric elements being different among at least some of the four or more geometric elements, the overall structure having a different number of sides than each of the four or more geometric elements; at least one of either a perimeter of contact or an area of overlap between said four or more geometric elements is only a fraction of a total perimeter or a total area of the four or more geometric elements, respectively, for a majority of said four or more geometric elements such that it is possible to generally identify the majority of said four or more geometric elements within said overall structure; a first set of the four or more geometric elements has an area of a first size and transmits and receives wireless signals in the first cellular frequency band, a second set of the four or more geometric elements has an area of a second size and transmits and receives wireless signals in the second cellular frequency band, each of the first and second sets of geometric elements comprising two or more geometric elements, the first and second sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size and the second size; said first and second sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements and a second winding current path within the second set of geometric elements; and the antenna element simultaneously receives electromagnetic waves corresponding to each of at least the first and second cellular frequency bands. 2. The wireless communications device of claim 1, wherein the wireless communications device is a handset. 3. The wireless communications device of claim 1, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system and said multi-band antenna system provides a similar impedance level and radiation pattern at said first and second cellular frequency bands. 4. The wireless communications device of claim 1, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the antenna element separated from the ground plane by a dielectric spacer. 5. The wireless communications device of claim 4, wherein the antenna element functions across the entirety of each of the first and second cellular frequency bands and also across the entirety of each of third and fourth frequency bands, the antenna element not comprising a set of antenna elements that respectively operate independently in the first, second, third and fourth frequency bands; a third set of the geometric elements has an area of a third size and transmits and receives wireless signals in the third frequency band; a fourth set of the geometric elements has an area of a fourth size and transmits and receives wireless signals in the fourth frequency band; each of the third and fourth set of geometric elements comprising two or more geometric elements; the first, second, third and fourth sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size, the third size and the fourth size; said first, second, third and fourth sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements, a second winding current path within the second set of geometric elements, a third winding current path within the third set of geometric elements, a fourth winding current path within the fourth set of geometric elements. 6. The wireless communications device of claim 5, wherein at least one of the third and fourth frequency bands is a cellular frequency band. 7. The wireless communications device of claim 1, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector so that said multi-band antenna system provides a similar impedance level and radiation pattern at said first and second cellular frequency bands. 8. The wireless communications device of claim 1, wherein the first and second cellular frequency bands are non-overlapping frequency bands. 9. The wireless communications device of claim 1, wherein the antenna element functions across the entirety of each of the first and second cellular frequency bands and also across the entirety of a third frequency band, the antenna element not comprising a set of antenna elements that respectively operate independently in the first, second and third frequency bands; a third set of the geometric elements has an area of a third size and transmits and receives wireless signals in the third frequency band; the third set of geometric elements comprising two or more geometric elements; the first, second and third sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size and the third size; said first, second and third sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements, a second winding current path within the second set of geometric elements and a third winding current path within the third set of geometric elements. 10. The wireless communications device of claim 9, wherein the third frequency band is a cellular frequency band. 11. The wireless communications device of claim 9, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the antenna element positioned substantially parallel to the ground plane. 12. The wireless communications device of claim 1, wherein at least one of the first and second cellular frequency bands is in a 1850 MHz-1990 MHz frequency band. 13. The wireless communications device of claim 1, wherein the antenna element functions across the entirety of each of the first and second cellular frequency bands and also across the entirety of a third frequency band, the antenna element not comprising a set of antenna elements that respectively operate independently in the first, second and third frequency bands; a third set of the geometric elements has an area of a third size and transmits and receives wireless signals in the third frequency band, the third set of geometric elements comprising two or more geometric elements, the first, second and third sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size and the third size; said first, second and third sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements, a second winding current path within the second set of geometric elements and a third winding current path within the third set of geometric elements, said multi-band antenna system provides a similar impedance level and radiation pattern at said first, second and third frequency bands. 14. The wireless communications device of claim 13, wherein the third frequency band is a cellular frequency band. 15. The wireless communications device of claim 13, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the antenna element positioned substantially parallel to the ground plane. 16. The wireless communications device of claim 13, wherein at least one of the first and second cellular frequency bands is in a 800 MHz-960 MHz frequency range. 17. The wireless communications device of claim 1, wherein at least one of the first and second cellular frequency bands is in a 1710 MHz-2170 MHz frequency range and at least one of the first and second cellular frequency bands is in a 800 MHz-960 MHz frequency range. 18. The wireless communications device of claim 17, wherein said multi-band antenna system comprises said antenna element, a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector so that said multi-band antenna system provides a similar impedance level and radiation pattern at said first and second cellular frequency bands. 19. The wireless communications device of claim 1, wherein each of the four or more geometric elements comprises a plurality of sides, at least one of the plurality of sides of at least one of the four or more geometric elements is curved. 20. The wireless communications device of claim 1, wherein the antenna element extends beyond a single plane. 21. The wireless communications device of claim 20, wherein at least one of the four or more geometric elements extends beyond the single plane. 22. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device; the multi-band antenna system having an antenna element that functions across an entirety of each of first, second and third cellular frequency bands and not comprising a set of antenna elements that respectively operate independently in the first, second and third cellular frequency bands, the antenna element comprising an overall structure that is formed by a plurality of generally identifiable electromagnetically coupled geometric elements; each of the geometric elements having the same number of sides, the overall structure having a different number of sides than each of the geometric elements; at least one of either a perimeter of contact or an area of overlap between said geometric elements is only a fraction of a total perimeter or a total area of the geometric elements, respectively, for a majority of said geometric elements such that it is possible to generally identify the majority of said plurality of geometric elements within said overall structure; a first set of the geometric elements has an area of a first size and transmits and receives wireless signals in the first cellular frequency band, a second set of the geometric elements has an area of a second size and transmits and receives wireless signals in the second cellular frequency band, a third set of the geometric elements has an area of a third size and transmits and receives wireless signals in the third cellular frequency band, each of the first, second and third sets of geometric elements comprising two or more geometric elements, the first, second and third sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size and the third size; said first, second and third sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements, a second winding current path within the second set of geometric elements and a third winding current path within the third set of geometric elements; and the antenna element simultaneously receives electromagnetic waves corresponding to each of at least the first, second and third cellular frequency bands. 23. The wireless communications device of claim 22, wherein the wireless communications device is a handset. 24. The wireless communications device of claim 22, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system and said multi-band antenna system provides a similar impedance level and radiation pattern at said first, second and third cellular frequency bands. 25. The wireless communications device of claim 22, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the multi-band antenna system comprising a matching network connected to the input/output port so that said multi-band antenna system provides a similar impedance level and radiation pattern at said first, second and third cellular frequency bands. 26. The wireless communications device of claim 22, wherein at least one of the first and second cellular frequency bands is in a 1850 MHz-1990 MHz frequency band. 27. The wireless communications device of claim 26, wherein at least one of the first, second and third cellular frequency bands is in a 800 MHz-960 MHz frequency range. 28. The wireless communications device of claim 22, wherein the antenna element functions across the entirety of each of the first, second and third cellular frequency bands and also across the entirety of a fourth frequency band; a fourth set of the geometric elements has an area of a fourth size and transmits and receives wireless signals in the fourth frequency band; the fourth set of geometric elements comprising two or more geometric elements; the first, second, third and fourth sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size, the third size and the fourth size; said first, second, third and fourth sets of geometric elements defining empty spaces in the overall structure to provide a fourth winding current path within the fourth set of geometric elements. 29. The wireless communications device of claim 28, wherein the fourth frequency bands is a cellular frequency band. 30. The wireless communications device of claim 22, wherein at least one of the first, second and third cellular frequency bands is in a 1710 MHz-2170 MHz frequency range and at least one of the first, second and third cellular frequency bands is in a 800 MHz-960 MHz frequency range. 31. The wireless communications device of claim 30, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector and said multi-band antenna system provides a similar impedance level and radiation pattern at said first, second and third cellular frequency bands. 32. The wireless communications device of claim 30, wherein the antenna element functions across the entirety of each of the first, second and third cellular frequency bands and also across the entirety of a fourth cellular frequency band; a fourth set of the geometric elements has an area of a fourth size and transmits and receives wireless signals in the fourth frequency band; the fourth set of geometric elements comprising two or more geometric elements; the first, second, third and fourth sets of geometric elements together occupying an area of a size in the structure that is substantially smaller than the sum of the first size, the second size, the third size and the fourth size; said first, second, third and fourth sets of geometric elements defining empty spaces in the overall structure to provide a fourth winding current path within the fourth set of geometric elements, at least two of the first second, third and fourth cellular frequency bands is in the 1710 MHz-2170 MHz frequency range and at least two of the first second, third and fourth cellular frequency bands is in the 800 MHz-960 MHz frequency range. 33. The wireless communications device of claim 22, wherein each of the plurality of geometric elements comprises a plurality of sides, at least one of the plurality of sides of at least one of the plurality of geometric elements is curved. 34. The wireless communications device of claim 22, wherein the antenna element extends beyond a single plane. 35. The wireless communications device of claim 34, wherein at least one of the plurality of geometric elements extends beyond the single plane. 36. The wireless communications device of claim 22, wherein the first, second and third cellular frequency bands are non-overlapping frequency bands. 37. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device, the multi-band antenna system functions in at least first, second and third frequency bands and provides a similar impedance level and radiation pattern at said first, second and third frequency bands; the multi-band antenna system comprising an antenna element that operates in the first, second and third frequency bands, the operation not resulting from a grouping of first, second and third radiating elements that respectively operate independently in the first, second and third frequency bands, the antenna element comprising an overall structure that is formed by four or more generally identifiable electromagnetically coupled geometric elements, the overall structure having a different number of sides than each of the geometric elements; at least one of either a perimeter of contact or an area of overlap between said geometric elements is only a fraction of a total perimeter or a total area of the geometric elements, respectively, for a majority of said geometric elements such that it is possible to generally identify the majority of said four or more geometric elements within said overall structure; a first set of the geometric elements transmits and receives wireless signals in the first frequency band, a second set of the geometric elements transmits and receives wireless signals in the second frequency band, and a third set of the geometric elements transmits and receives wireless signals in the third frequency band; said first, second and third sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements, a second winding current path within the second set of geometric elements and a third winding current path within the third set of geometric elements; at least two of the first, second and third frequency bands are non-overlapping frequency bands; and the multiband antenna system simultaneously receives electromagnetic waves corresponding to at least the first, second and third frequency bands. 38. The wireless communications device of claim 37, wherein each of the first and second sets of geometric elements resides at least partially within the third set of geometric elements. 39. The wireless communications device of claim 37, wherein at least one of the first and second sets of geometric elements resides entirely within the third set of geometric elements. 40. The wireless communications device of claim 37, wherein the wireless communications device is a handset. 41. The wireless communications device of claim 37, wherein at least one of the first, second and third frequency bands is in a 1710 MHz-2170 MHz frequency range and at least one of the first, second and third frequency bands is in a 800 MHz-960 MHz frequency range. 42. The wireless communications device of claim 41, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector. 43. The wireless communications device of claim 41, wherein the antenna element functions across the entirety of each of the first, second and third frequency bands and also across the entirety of a fourth frequency band, at least two of the first, second, third and fourth frequency bands is in the 1710 MHz-2170 MHz frequency range and at least two of the first, second, third and fourth frequency bands is in the 800 MHz-960 MHz frequency range. 44. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device, the multi-band antenna system functions in at least first and second frequency bands and provides a similar impedance level and radiation pattern at said first and second frequency bands; the multi-band antenna system comprising an antenna element that operates in the first and second frequency bands and not a set of antenna elements that respectively operate independently in the first and second frequency bands; the antenna element comprising an overall structure defined by four or more generally identifiable electromagnetically coupled geometric elements, all of the geometric elements having the same number of sides and the overall structure having a different number of sides than each of the geometric elements; at least one of either a perimeter of contact or an area of overlap between said geometric elements is only a fraction of a total perimeter or a total area of the geometric elements, respectively, for a majority of said geometric elements such that it is possible to generally identify the majority of said four or more geometric elements within said overall structure, the perimeter of contact or the area of overlap between the geometric elements being different among at least some of the geometric elements; a first set of the geometric elements transmits and receives wireless signals in the first frequency band; a second set of the geometric elements transmits and receives wireless signals in the second frequency band, said first and second sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements and a second winding current path within the second set of geometric elements; the first and second frequency bands are non-overlapping frequency bands; and the multiband antenna system simultaneously receives electromagnetic waves corresponding to at least the first and second frequency bands. 45. The wireless communications device of claim 44, wherein the first set of geometric elements resides at least partially within the second set of geometric elements. 46. The wireless communications device of claim 45, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the antenna element positioned substantially parallel to the ground plane. 47. The wireless communications device of claim 46, wherein the first and second frequency bands are first and second cellular frequency bands, respectively. 48. The wireless communications device of claim 47, wherein the wireless communications device is a handset. 49. The wireless communications device of claim 44, wherein the first set of geometric elements resides entirely within the second set of geometric elements. 50. The wireless communications device of claim 49, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector. 51. The wireless communications device of claim 50, wherein the antenna element functions across the entirety of each of the first and second frequency bands and also across the entirety of a third frequency band. 52. The wireless communications device of claim 51, wherein the first, second and third frequency bands are cellular frequency bands. 53. The wireless communications device of claim 52, wherein the wireless communication device is a handset. 54. A wireless communications device having a multi-band antenna system located entirely within the wireless communications device, the multi-band antenna system functions in at least first and second frequency bands and provides a similar impedance level and radiation pattern at said first and second frequency bands; the multi-band antenna system having an antenna element comprising an overall structure that is formed by four or more generally identifiable electromagnetically coupled geometric elements, all of the geometric elements have the same number of sides and the overall structure having a different number of sides than each of the geometric elements; at least one of either a perimeter of contact or an area of overlap between said geometric elements is only a fraction of a total perimeter or a total area of the geometric elements, respectively, for a majority of said geometric elements such that it is possible to generally identify the majority of the four or more geometric elements within said overall structure, the perimeter of contact or the area of overlap between the geometric elements being different among at least some of the geometric elements; a first set of the geometric elements transmits and receives wireless signals in the first frequency band; a second set of the geometric elements transmits and receives wireless signals in the second frequency band, said first and second sets of geometric elements defining empty spaces in the overall structure to provide a first winding current path within the first set of geometric elements and a second winding current path within the second set of geometric elements, the first set of geometric elements residing at least partially within the second set of geometric elements; the first and second frequency bands are non-overlapping frequency bands; and the multiband antenna system simultaneously receives electromagnetic waves corresponding to at least the first and second frequency bands. 55. The wireless communications device of claim 54, wherein the first set of geometric elements resides entirely within the second set of geometric elements. 56. The wireless communications device of claim 55, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector. 57. The wireless communications device of claim 56, wherein the wireless communication device is a handset. 58. The wireless communications device of claim 54, wherein the wireless communications device is a handset. 59. The wireless communications device of claim 58, wherein the first and second frequency bands are first and second cellular frequency bands, respectively. 60. The wireless communications device of claim 54, wherein at least one of the first and second frequency bands is in a 800 MHz-3600 MHz frequency range. 61. The wireless communications device of claim 60, wherein at least one of the first and second frequency bands is across an entire 1850 MHz-1990 MHz frequency band. 62. The wireless communications device of claim 61, wherein at least one of the first and second frequency bands is in a 800 MHz-960 MHz frequency range. 63. The wireless communications device of claim 54, wherein at least one of the first and second frequency bands is in a 1710 MHz-2170 MHz frequency range and at least one of the first and second frequency bands is in a 800 MHz-960 MHz frequency range. 64. The wireless communications device of claim 63, wherein said multi-band antenna system comprises a feeding point and a ground plane; said feeding point and a point on the ground plane define an input/output port for said multi-band antenna system, the input/output port linked to an input/output connector, the multi-band antenna system comprising a matching network connected to the input/output connector. 65. The wireless communications device of claim 63, wherein the antenna element functions across the entirety of each of the first and second frequency bands and also across the entirety of third and fourth frequency bands, at least two of the first, second, third and fourth frequency bands is in the 1710 MHz-2170 MHz frequency range and at least two of the first, second, third and fourth frequency bands is in the 800 MHz-960 MHz frequency range.
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