IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0163515
(2014-01-24)
|
등록번호 |
US-9840336
(2017-12-12)
|
우선권정보 |
IL-224386 (2013-01-24) |
발명자
/ 주소 |
- Barsheshet, Moshe
- Herzig, Yoav
- Koskas, Elie
- Litvak, Michael
- Frydman, Daniel
|
출원인 / 주소 |
- ISRAEL AEROSPACE INDUSTRIES LTD.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
18 |
초록
▼
A Wireless Communication and Sensor System (WSCC) serving a refueled entity and a refueling entity, the system comprising nozzle load sensing functionality for a nozzle Boom Tip Unit; and apparatus for wirelessly transmitting loads sensed by the nozzle load sensing functionality to at least one of a
A Wireless Communication and Sensor System (WSCC) serving a refueled entity and a refueling entity, the system comprising nozzle load sensing functionality for a nozzle Boom Tip Unit; and apparatus for wirelessly transmitting loads sensed by the nozzle load sensing functionality to at least one of a boom operator and a boom flight control computer.
대표청구항
▼
1. A wireless communication and sensor system serving a refueled entity and a refueling entity, the system comprising: a nozzle boom tip unit;nozzle load sensor disposed on the nozzle boom tip unit to sense loads on the nozzle boom tip unit, wherein the load sensor senses at least one of shear, bend
1. A wireless communication and sensor system serving a refueled entity and a refueling entity, the system comprising: a nozzle boom tip unit;nozzle load sensor disposed on the nozzle boom tip unit to sense loads on the nozzle boom tip unit, wherein the load sensor senses at least one of shear, bending and torque stresses exerted on the load sensor to estimate forces exerted on the nozzle boom tip unit; andapparatus for wirelessly transmitting loads sensed by said nozzle load sensor to at least one of a boom operator and a boom flight control computer, wherein data, received from load sensor units which are located on a boom telescope having telescopic motion relative to a surrounding external tube, is transmitted to a point located on the external tube. 2. A system according to claim 1, wherein the system includes: a boom forward unit disposed about the boom tip unit, andwherein said loads are transmitted wirelessly from the boom tip unit to at least one of a boom operator and a boom flight control computer via the boom forward unit. 3. A system according to claim 2, wherein the boom forward unit is disposed at a location unaffected by telescopic motion of the boom telescope having telescopic motion relative to the surrounding external tube during refueling. 4. A system according to claim 2, wherein the boom tip unit is operative to digitally process boom contact signals, lock detection signals, and audio transmission signals, and generating processed digital data for direct transmission to tanker systems of at least one of the refueled entity and refueling entity. 5. A system according to claim 4, wherein the boom tip unit is operative to perform digital signal processing to generate at least one of lock detection and audio transmission data based on a refueling coil's signal and transmits the at least one of lock detection and audio transmission data to at least one tanker system directly. 6. A system according to claim 2 wherein the boom tip unit is operative to digitally obtain signal samples of boom contact signals, lock detection signals, and audio transmission signals, transmit the digital signal samples to said boom forward unit, and wherein said boom forward unit converts the digital signal samples to an analog signal for processing by analog boom signal amplifiers that feed the signals to tanker systems of at least one of the refueled and refueling entities. 7. A system according to claim 6, wherein the boom tip unit is operative to: sample a refueling coil's raw signal, anddigitally transmit the sampled raw signal to the boom forward unit,wherein the boom forward unit is operative to convert the transmitted signal to said analog signal, and feed said analog signal to said boom signal amplifiers which output to at least one tanker system at least one of: contact status and an audio signal. 8. A system according to claim 2, wherein the load sensor is configured to measure side loads with strain gauges, drive a signal coil, monitor the signal coil, and transmit and receive signals to and from the boom flight control computer. 9. A system according to claim 1, which provides wireless voice communication between the refueled entity and the refueling entity. 10. A system according to claim 9, wherein said voice communication between the refueled entity and the refueling entity passes through the boom tip unit. 11. A system according to claim 1, wherein said refueled entity and refueling entity comprise aircraft. 12. A system according to claim 11, wherein any two of the following: boom tip loads, voice, “contact made” signal, and “disconnect” command, all travel through a single wireless channel. 13. A system according to claim 1, wherein the load sensor is configured to communicate a sensed load to an air refueling boom system. 14. A system according to claim 1, wherein said load sensor comprises a mechanical loads sensor which is operative to generate a signal representative of loads exerted on the nozzle, and to transmit the loads signals and a coil signal including voice communication between the refueled entity and the refueling entity and a “contact made” signal provided from the nozzle and a “disconnect” command signal directed to the nozzle. 15. A system according to claim 14, wherein the load sensor comprises strain gauges operative to measure the at least one of shear and torque stresses exerted on the nozzle. 16. A system according to claim 14, wherein the load sensor comprises strain gauges operative to measure the at least one of bending and torque stresses exerted on the nozzle. 17. A system according to claim 1, wherein said signals are transmitted wirelessly using Bluetooth wireless technology. 18. A system according to claim 1, wherein said signals are transmitted wirelessly using ZigBee wireless technology. 19. A system according to claim 1, wherein said signals are transmitted wirelessly using Free Space Optical wireless technology. 20. A system according to claim 1, wherein a range of telescopic boom motion of the boom telescope having telescopic motion relative to the surrounding external tube occurs during refueling of an aircraft and wherein transmission power is configured to a minimum required given the range of said telescopic motion, so as to reduce the aircraft electromagnetic signature and provide for operation in radio silence. 21. A system according to claim 1, wherein the apparatus for wirelessly transmitting loads is operative to dynamically change transmission frequency of the wireless transmission. 22. A system according to claim 1, comprising a plurality of redundant channels, each of said plurality of redundant channels having independent load sensors. 23. A method for providing a legacy air refueling boom with a nozzle load sensing capability, the method comprising: providing a nozzle boom tip unit, serving a nozzle which does not have nozzle load sensing and sensed nozzle load communication capabilities, with a nozzle load sensor to sense loads on the nozzle boom tip unit, wherein the load sensor senses at least one of shear, bending and torque stresses exerted on the load sensor to estimate forces exerted on the nozzle boom tip unit; andproviding an apparatus for wirelessly transmitting loads sensed by said nozzle load sensor to a boom forward unit and then to at least one of a boom operator and a boom flight control computer, wherein data, received from load sensor units which are located on a telescope having telescopic motion relative to a surrounding external tube, is transmitted to a point located on the external tube. 24. A method according to claim 23, wherein said nozzle comprises a Military Standard MS27604 Nozzle. 25. A method according to claim 23, further comprising using said nozzle boom tip unit for wireless transmission of sensed nozzle loads. 26. A method according to claim 23, further comprising using said nozzle boom tip unit for establishing wireless voice communication between a receiver and a tanker. 27. A method according to claim 23, further comprising using said nozzle boom tip unit for wirelessly transmitting at least one of a “contact made” signal created at the nozzle and a “disconnect” command signal directed to the nozzle. 28. A method according to claim 23, wherein said boom tip unit comprises a plug to be installed between a legacy boom telescope and a nozzle of the nozzle boom tip unit, thus enabling retroactive installation of the nozzle boom tip unit in an air refueling boom equipped with said nozzle. 29. A method according to claim 28, wherein said nozzle comprises a MS27604 nozzle. 30. A method according to claim 23, further comprising: passing, via a bidirectional interface, audio transmissions generated at a tanker to the boom forward unit,then transmitting the audio transmissions wirelessly from the forward unit to an aft unit in the boom tip unit, andthen transmitting the audio transmissions, via an analog interface, from the aft unit to a refueling coil which then induces a corresponding signal in a refueled aircraft's coil. 31. A method according to claim 30, further comprising: measuring load values by the aft unit in the boom tip unit,transmitting the load values wirelessly between the aft unit to the forward unit, andthen transmitting, via wired transmission, from the forward unit to the tanker. 32. A method according to claim 23, wherein the provided load sensor is characterized by electrical redundancy achieved by providing plural independent channels each including an analog amplifier operative to a) receive at least one analog signal from a transceiver including at least one of a “disconnect” command pulse and voice transmission to a receiver and wherein said analog signal in at least one of said channels is amplified to drive a signal coil located on the nozzle tip and electro-magnetically interacting with a receiver signal coil when the boom tip unit is connected to the receiver, andb) to receive at least one signal from among: a load signal from said load sensing functionality; anda “contact made” signal from a signal coil, andc) to output said at least one signal to a transceiver. 33. A computer program product, comprising a non-transitory tangible computer readable medium having computer readable program code embodied therein, said computer readable program code adapted to be executed to implement a method for providing an air refueling boom with a nozzle load sensing capability, the method comprising: providing a nozzle boom tip unit which is serving a nozzle which lacks nozzle load sensing and sensed nozzle load communication capabilities, with a nozzle load sensor to sense loads on the nozzle boom tip unit, wherein the load sensor senses at least one of shear, bending and torque stresses exerted on the load sensor to estimate forces exerted on the nozzle boom tip unit; andwirelessly transmitting loads sensed by said nozzle load sensor to a boom forward unit and then to at least one of a boom operator and a boom flight control computer, wherein data, received from load sensor units which are located on a telescope having telescopic motion relative to a surrounding external tube, is transmitted to a point located on the external tube.
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