최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0548448 (2014-11-20) |
등록번호 | US-9954287 (2018-04-24) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 1597 |
Aspects of the subject disclosure may include, for example, a waveguide including a plurality of devices that facilitate generating scattered electromagnetic waves from electromagnetic waves propagating on a surface of a transmission medium. The scattered electromagnetic waves combine to generate a
Aspects of the subject disclosure may include, for example, a waveguide including a plurality of devices that facilitate generating scattered electromagnetic waves from electromagnetic waves propagating on a surface of a transmission medium. The scattered electromagnetic waves combine to generate a wireless signal having a directionality based on a separation between plurality of devices and a wavelength of the electromagnetic waves. Other embodiments are disclosed.
1. An apparatus, comprising: a plurality of devices coupled to a transmission medium,wherein the transmission medium comprises a cable having an exposed outer surface,wherein the plurality of devices is positioned along the exposed outer surface of the cable as a series of devices distributed linear
1. An apparatus, comprising: a plurality of devices coupled to a transmission medium,wherein the transmission medium comprises a cable having an exposed outer surface,wherein the plurality of devices is positioned along the exposed outer surface of the cable as a series of devices distributed linearly along portions of the exposed outer surface of the cable,wherein each of the plurality of devices is spaced apart along the exposed outer surface of the cable,wherein each of the plurality of devices facilitates receiving a portion of a first wireless signal from a transmitting device,wherein the first wireless signal comprises electromagnetic waves that propagate in free space and are thereby not bound or guided by a physical object,wherein the first wireless signal has an angular displacement,wherein each of the plurality of devices is a passive device,wherein a separation between the plurality of devices enables received portions of the first wireless signal to combine on the exposed outer surface of the cable to generate first electromagnetic waves bound to the cable that propagate longitudinally along the exposed outer surface of the cable,wherein the first electromagnetic waves are generated responsive to each device of the plurality of devices absorbing at least in part the first wireless signal and individually emitting electromagnetic waves that coherently combine on the cable into the first electromagnetic waves that are bound to the exposed outer surface of the cable and that propagate along the exposed outer surface of the cable,wherein the angular displacement of the first wireless signal causes the first electromagnetic waves to propagate along the exposed outer surface of the cable in a first direction of propagation,wherein a first device of the plurality of devices comprises a tapered structure,wherein the tapered structure has a thickness that varies along a length of the tapered structure,wherein the first device of the plurality of devices is located at an endpoint of the series of devices distributed linearly along the portions of the exposed outer surface of the cable,wherein the tapered structure of the first device reduces a reflection of second electromagnetic waves propagating along the exposed outer surface of the cable towards the first device in a second direction of propagation,wherein the first direction of propagation of the first electromagnetic waves is opposite the second direction of propagation of the second electromagnetic waves, andwherein the first electromagnetic waves differ from the second electromagnetic waves. 2. The apparatus of claim 1, wherein each of the plurality of devices scatters the second electromagnetic waves propagating on the exposed outer surface of the cable, wherein a combination of the second electromagnetic waves that are scattered generates a second wireless signal. 3. The apparatus of claim 2, wherein a coverage area of the second wireless signal is based on a quantity of the plurality of devices. 4. The apparatus of claim 2, wherein the second wireless signal has a beam pattern that is directed to a receiving device that converts the second wireless signal to electrical signals. 5. The apparatus of claim 2, wherein the second wireless signal has a directionality based on a ratio of a wavelength of the second electromagnetic waves and the separation between the plurality of devices. 6. The apparatus of claim 2, further comprising a mechanism to adjust the separation between the plurality of devices to adjust a directionality of the second wireless signal. 7. The apparatus of claim 2, wherein a waveguide system transmits the second electromagnetic waves. 8. The apparatus of claim 7, wherein the waveguide system adjusts a wavelength of the second electromagnetic waves to adjust a directionality of the second wireless signal. 9. The apparatus of claim 1, wherein the plurality of devices comprises a conductive material, a non-conductive material, or a combination thereof, and wherein the cable comprises a wire. 10. The apparatus of claim 1, wherein the separation between the plurality of devices is equal. 11. The apparatus of claim 1, wherein the separation between the plurality of devices is unequal. 12. The apparatus of claim 1, wherein the plurality of devices is disposed on an elastic sleeve, wherein the elastic sleeve is formed as an elongated cylinder having a diameter smaller than the cable, wherein the elongated cylinder has a slit along a length thereof, wherein the slit enables manual expansion of the elastic sleeve for installation around the outer exposed surface of the cable, and wherein the diameter of the elastic sleeve being smaller than the cable enables the elastic sleeve to remain in place once the elastic sleeve is installed on the cable. 13. The apparatus of claim 4, wherein the transmitting device comprises a quasi-optical transmitter, and wherein the receiving device comprises a quasi-optical receiver. 14. A method, comprising: receiving, by an array of antennas coupled to a transmission medium comprising a cable having an exposed outer surface, first electromagnetic waves that are bound to and propagate along the exposed outer surface of the cable, wherein the array of antennas is positioned along the exposed outer surface of the cable as a series of antennas distributed linearly along portions of the exposed outer surface of the cable, wherein each of the antennas is spaced apart along the exposed outer surface of the cable, wherein each antenna of the array of antennas is a passive device that does not include electronic circuitry, wherein at least one antenna of the array of antennas comprises a tapered structure, wherein the tapered structure has a thickness that varies along a length of the tapered structure, and wherein the tapered structure reduces reflections of the first electromagnetic waves propagating in a first direction of propagation toward the array of antennas along the exposed outer surface of the cable, and wherein the at least one antenna of the array of antennas is located at an endpoint of the series of antennas distributed linearly along the portions of the exposed outer surface of the cable;emitting, by the array of antennas, scattered electromagnetic waves from the first electromagnetic waves, wherein a first wireless signal is generated from a combination of the scattered electromagnetic waves, wherein the first wireless signal comprises electromagnetic waves that propagate in free space and are thereby not bound or guided by a physical object; andreceiving, by the array of antennas, a portion of a second wireless signal from a transmitting device, wherein the second wireless signal comprises electromagnetic waves that propagate in free space and are thereby not bound or guided by a physical object, wherein the second wireless signal has an angular displacement, wherein second electromagnetic waves are generated responsive to each antenna of the array of antennas absorbing at least in part the second wireless signal and individually emitting electromagnetic waves that coherently combine on the cable into the second electromagnetic waves that are bound to the exposed outer surface of the cable and that propagate along the exposed outer surface of the cable, wherein the angular displacement of the second wireless signal causes the second electromagnetic waves to propagate along the exposed outer surface of the cable in a second direction of propagation, wherein the first direction of propagation of the first electromagnetic waves is opposite the second direction of propagation of the second electromagnetic waves, and wherein the first electromagnetic waves differ from the second electromagnetic waves. 15. The method of claim 14, further comprising adjusting, by the array of antennas, a directionality of the first wireless signal responsive to an adjustment of a wavelength of the first electromagnetic waves. 16. An apparatus, comprising: a plurality of devices, coupled to a transmission medium comprising a cable having an exposed outer surface, that facilitates generating scattered electromagnetic waves from first electromagnetic waves that are bound to and propagate along the exposed outer surface of the cable,wherein the plurality of devices is positioned along the exposed outer surface of the cable as a series of devices distributed linearly along portions of the exposed outer surface of the cable,wherein each of the devices is spaced apart along the exposed outer surface of the cable,wherein each device of the plurality of devices is a passive device,wherein at least one device of the plurality of devices comprises a tapered structure,wherein the tapered structure has a thickness that varies along a length of the tapered structure,wherein the tapered structure reduces reflections of the first electromagnetic waves propagating in a first direction of propagation toward the plurality of devices along the exposed outer surface of the cable,wherein the at least one device of the plurality of devices is located at an endpoint of the series of devices distributed linearly along the portions of the exposed outer surface of the cable,wherein the scattered electromagnetic waves are combined to generate a first wireless signal having a directionality based on a separation between the plurality of devices and a wavelength of the first electromagnetic waves,wherein the plurality of devices receive a portion of a second wireless signal from a transmitting device,wherein the second wireless signal comprises electromagnetic waves that propagate in free space and are thereby not bound or guided by a physical object,wherein the second wireless signal has an angular displacement,wherein second electromagnetic waves are generated responsive to each device of the plurality of devices absorbing at least in part the second wireless signal and individually emitting electromagnetic waves that coherently combine on the cable into the second electromagnetic waves that are bound to the exposed outer surface of the cable and that propagate along the exposed outer surface of the cable,wherein the angular displacement of the second wireless signal causes the second electromagnetic waves to propagate along the exposed outer surface of the cable in a second direction of propagation,wherein the first direction of propagation of the first electromagnetic waves is opposite the second direction of propagation of the second electromagnetic waves, andwherein the first electromagnetic waves differ from the second electromagnetic waves. 17. The apparatus of claim 16, wherein the plurality of devices further facilitates adjusting the directionality of the first wireless signal responsive to an adjustment of the wavelength of the first electromagnetic waves. 18. The apparatus of claim 16, wherein the plurality of devices is disposed on a substrate for placement about the exposed outer surface of the cable, and wherein the separation between the plurality of devices is unequal. 19. The method of claim 14, wherein a separation between each antenna of the array of antennas is equal. 20. The method of claim 14, wherein a separation between each antenna of the array of antennas is unequal.
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