Keyhole communication device for tracking and monitoring shipping container and contents thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G08B-001/08
G08B-001/00
출원번호
US-0306765
(2006-01-10)
등록번호
US-7394361
(2008-07-01)
발명자
/ 주소
Twitchell, Jr.,Robert W.
출원인 / 주소
Terahop Networks, Inc.
대리인 / 주소
Tillman Wright, PLLC
인용정보
피인용 횟수 :
27인용 특허 :
106
초록▼
A shipping container that facilitates communications between wireless communication devices within the shipping container and an external network container includes a keyhole communication device that is adapted for wireless communications with the external network and that includes first and second
A shipping container that facilitates communications between wireless communication devices within the shipping container and an external network container includes a keyhole communication device that is adapted for wireless communications with the external network and that includes first and second housing components. The first and second housing components together form an integrated housing structure that extends through a small opening in a wall of the shipping container, with the first housing component being disposed exterior to the shipping container and the second housing component being disposed interior to the shipping container. A first antenna is disposed within the first housing component for communications via a first communications protocol, such as a Bluetooth protocol. A second antenna also may be disposed within the first housing component for communications via a second communications protocol, such as a cellular communications protocol. The communications are controlled by electronic circuitry within the second housing component.
대표청구항▼
What is claimed is: 1. A method of facilitating wireless communications between one or more wireless communication devices within a shipping container and a network that is external to the shipping container, comprising the steps of: (a) disposing a wireless keyhole communication device on a shippi
What is claimed is: 1. A method of facilitating wireless communications between one or more wireless communication devices within a shipping container and a network that is external to the shipping container, comprising the steps of: (a) disposing a wireless keyhole communication device on a shipping container such that, (i) a first housing component of the wireless keyhole communication device is located on the exterior of the shipping container, the first housing component defining a first hollow interior, and (ii) a second housing component of the wireless keyhole communication device is located within the interior of the shipping container, the second housing component defining a second hollow interior, (iii) wherein the first and second housing components are secured together and form an integrated housing structure of the wireless keyhole communication device, with the first hollow interior being contiguous with the second hollow interior to define an interior space of the integrated housing structure, (iv) wherein the integrated housing structure extends through an opening in a wall structure of the shipping container, and (v) wherein at least one antenna and electronics both are contained within the interior space of the integrated housing structure and are configured to enable the wireless keyhole communication device to wirelessly communicate both with one or more wireless communication devices disposed within the interior of the shipping container, and with a network that is external to the shipping container; (b) wirelessly communicating between the wireless keyhole communication device and the one or more wireless communication devices disposed within the interior of the shipping container; and (c) wirelessly communicating between the wireless keyhole communication device and the network that is external to the shipping container. 2. The method of claim 1, wherein the opening through which the integrated housing structure extends is an opening in a wall of the shipping container. 3. The method of claim 2, further comprising disposing a sealing ring on the wall of the shipping container for sealing of the opening in the wall of the shipping container through which the integrated housing structure extends. 4. The method of claim 2, wherein the at least one antenna is located within the first hollow interior on the exterior of the shipping container, and the opening in the wall of the shipping container includes a diameter of between one-quarter and one full wavelength, inclusive, of the electromagnetic waves used to wirelessly communicate between the wireless keyhole communication device and the one or more wireless communication devices disposed within the interior of the shipping container. 5. The method of claim 4, wherein the frequency of the wireless communications between the wireless keyhole communication device and the one or more wireless communication devices disposed within the interior of the shipping container is within the 2.4 GHz band. 6. A shipping container that facilitates wireless communications between one or more wireless communication devices within an interior thereof and a network that is external thereto, comprising: (a) a wireless keyhole communication device disposed on the shipping container such that a first housing component of the wireless keyhole communication device is disposed on the exterior of the shipping container and a second housing component of the wireless keyhole communication device is disposed within the interior of the shipping container, (b) wherein the first housing component includes a first hollow interior, the second housing component includes a second hollow interior, and the first and second housing components are secured together and form an integrated housing structure that extends through an opening of the shipping container, with the first hollow interior being contiguous with the second hollow interior to define an interior space of the integrated housing structure, and (c) wherein the wireless keyhole communication device includes, within the integrated housing structure, both electronics and at least one antenna such that the keyhole communication device is adapted for wireless communications both with one or more wireless communication devices disposed within the interior of the shipping container and with a network that is external to the shipping container. 7. The shipping container of claim 6, wherein the at least one antenna includes an antenna, disposed in the first housing component of the wireless keyhole communication device, for communications with the one or more wireless communication devices disposed within the interior of the shipping container. 8. The shipping container of claim 6, wherein the second housing component of the wireless keyhole communication device includes therein a GPS receiver, and wherein the first housing component of the wireless keyhole communication device includes therein a patch antenna disposed in electronic communication with the GPS receiver. 9. The shipping container of claim 1, wherein the at least one antenna includes an antenna, disposed in the first housing component of the wireless keyhole communication device, for communications with the one or more wireless communication devices disposed within the interior of the shipping container. 10. The shipping container of claim 6, wherein at least one of the wireless communication devices disposed within the interior of the shipping container comprises a remote sensor interface (RSI). 11. The shipping container of claim 10, wherein the RSI is disposed in electronic communication with at least one sensor. 12. The shipping container of claim 11, wherein the at least one sensor comprises a temperature sensor, a motion sensor, a humidity sensor, a radiation sensor, a video camera, a still camera, an electronic seal sensor, and/or a microphone. 13. The shipping container of claim 6, wherein at least one of the wireless communication devices disposed within the interior of the shipping container comprises a wireless tag reader (WT reader). 14. The shipping container of claim 13, wherein assets disposed within the interior of the shipping container include wireless tags (WTs) associated therewith. 15. The shipping container of claim 14, wherein a remote sensor interface (RSI) comprises the WT reader. 16. The shipping container of claim 6, wherein the wireless keyhole communication device comprises a wireless tag reader and wherein the one or more wireless communication devices disposed within the interior of the shipping container comprise one or more wireless tags associated with assets within the shipping container. 17. The shipping container of claim 6, wherein the first and second housing components are separately formed but are adapted to be secured together, and wherein the electronics includes first electrical contacts disposed in the first housing component and second electrical contacts disposed in the second housing component such that the first and second electrical contacts are electrically connected to one another upon the first housing component being secured to the second housing component. 18. The shipping container of claim 6, wherein the first and second housing components have external configurations adapted to conform to respective surface contours of the shipping container so as not to outwardly protrude from the shipping container. 19. The method of claim 1, wherein the first and second housing components include correspondingly-threaded fittings such that the first and second housing components are adapted to be screwed together to form the integrated housing structure. 20. The shipping container of claim 6, wherein the first and second housing components include correspondingly-threaded fittings such that the first and second housing components are adapted to be screwed together to form the integrated housing structure.
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