Method and apparatus using radio-location tags to report status for a container handler

• US 7,898,415 B2
• Filed: 10/27/2005
• Issued: 03/01/2011
• Est. Priority Date: 05/14/2004
• Status: Active Grant

• Current Assignee: HKI Systems and Service LLC
• Original Assignee: Paceco Corporation (Mitsui E&S Company Limited)
• Inventors: King, Henry S., Takehara, Toru
• Primary Examiner(s): Nguyen; Hung T.
• Application Number:
  US11/261,447
• Publication Number:
  US 20060158338A1
• Time in Patent Office: 1,951 Days
• Field of Search: 340/572.1, 340/572.4, 340/539.1, 340/539.13, 340/539.16, 340/539.17, 340/505, 340/685, 340/825.36, 340/825.49, 340/539.14, 340/686.1, 340/825.69, 340/988, 235/375, 235/380, 235/383, 235/385, 700/213, 700/217, 700/214, 700/229, 701/207
• US Class Current: 340/572.1
• CPC Class Codes: B66C 13/16 Applications of indicating, registering, or weighing devices in crane hooks B66C1/40; in safety gear B66C15/00; weighing-apparatus G01G; remote indicating in general G08
• CPC Class Codes: B66C 13/18 Control systems or devices exclusively for rope, cable, or chain winding mechanisms B66D1/40
• CPC Class Codes: B66C 19/002 Container cranes B66C19/007 takes precedence
• CPC Class Codes: B66C 19/007 for containers
• CPC Class Codes: B66F 9/0755 Position control; Position detectors
• CPC Class Codes: B66F 9/186 Container lifting frames

Abstract

The invention includes apparatus and methods using a means for wirelessly communicating, preferably a radio location-tag unit, for reporting a sensed state of a container handler. The status reporting device may include: a micro-controller module, a means for wirelessly communicating, which may include means for wirelessly determining container handler location, and a means for sensing the state of the container handler.

Claims

1. A computerized method of reporting a location and a status for a container handler, comprising the step of operating a micro-controller module further comprising the steps of:

using a means for sensing said state of said container handler to create a sensed state;

using a means for wireless determining location to communicate said sensed state of said container handler, with said means for wirelessly determining implementing means for providing timed signal bursts to multiple antenna sites to support determining said location and a radio location-tag unit;

wherein said container handler moves a container at least twenty feet in length.

2. The computerized method of claim 1, wherein said sensed state includes at least one of a sensed operator identity, a sensed container present, an optical container characteristic, a container radio frequency tag, a container stack height, and an instance of at least one member of a machine state list;

wherein said members of said machine state list include a reverse motion, a frequent stops count, a collision state, a fuel level, a compass reading, a wind speed, and a vehicle speed.

3. The computerized method of claim 2, wherein said optical container characteristic includes at least one instance of a member of a container code characteristic list;

wherein said container code characteristic list includes a container code text, a view of said container code, and a compression of said view of said container code.

4. The computerized method of claim 1, wherein said container handler is at least one member of a stacking handler list comprising a rubber tire gantry crane, a quay crane, a side picker and a top handler.

5. The computerized method of claim 1,

wherein a twistlock state list includes a twistlock-on state and a twistlock-off state;

wherein members of a spreader state list include a ten foot container spread, a twenty foot container spread, a thirty foot container spread, a forty foot container spread, and a forty five feet container spread;

wherein a landing state list includes a landed state and a not-landed state;

wherein said sensed state includes at least one member of the list comprising said twistlock sensed state, said spread sensed state, and said sensed landing state.

6. The computerized method of claim 1, further comprising at least one of the steps:

using a means for wirelessly communicating to at least partly determine a location of said container handler; and

using a means for wirelessly determining location of said container handler to at least partly determine said location of said container handler.

7. The computerized method of claim 6, wherein said means for wirelessly determining location includes an interface to a Global Positioning System (GPS).

8. The computerized method of claim 7, wherein said means for wirelessly determining location includes an interface to a Differential Global Positioning System (DGPS).

9. The computerized method of claim 6, wherein said means for wirelessly determining location includes a radio location-tag unit.

10. The computerized method of claim 1, wherein said means for wirelessly communicating includes a radio location-tag unit.

11. The computerized method of claim 1, wherein said container handler is at least one member of a container handler list comprising an UTR truck, a bomb cart, a rubber tire gantry crane, a quay crane, a side picker and a top handler.

12. Said sensed state as a product of the process of claim 1.

13. The computerized method of claim 1, wherein said means for wirelessly determining implements an interface to a Differential GPS.

14. The computerized method of claim 1, wherein said means for wirelessly determining implements an interface to a Global Positioning System (GPS).

15. An apparatus, comprising:

means for sensing a state of a container handler to create a sensed state;

means for wirelessly determining location to communicate said sensed state of said container handler, with said means for wirelessly determining implementing means for providing timed signal bursts to multiple antenna sites to support determining said location and a radio location-tag unit; and

a micro-controller module first communicatively coupled to said means for wirelessly determining location and second communicatively coupled to said means for sensing said state, whereby said micro-controller module uses said means for sensing to create said sensed state, and said micro-controller modules uses said means for wirelessly determining location to communicate said sensed state.

16. The apparatus of claim 15, wherein said means for wirelessly determining further comprises:

a network interface circuit coupled to a means for wirelessly communicating to communicate said sensed state for said container handler.

17. The apparatus of claim 16, wherein said network interface circuit supports a wireline communications protocol in coupling with said means for wirelessly communicating.

18. The apparatus of claim 17, wherein said wireline communications protocol supports a version of at least one member of a serial protocol list, including

an Ethernet protocol,

an RS-232 protocol,

an RS-422 protocol,

an RS-485 protocol,

an Universal Serial Bus (USB) protocol,

a Firewire protocol,

a Synchronous Serial Interface (SSI) protocol,

a Serial Peripheral Interface (SPI),

an Inter-IC (I2C) protocol, and

a Controller Area Network (CAN).

19. The apparatus of claim 16, wherein said means for wirelessly communicating supports communicating using at least one version of at least one member of a wireless modulation-demodulation scheme list;

wherein said wireless modulation-demodulation scheme list comprises a time division multiple access scheme, a frequency division multiple access scheme, a code division multiple access scheme, a frequency hopping multiple access scheme, a time hopping multiple access scheme, and an orthogonal frequency division multiple access scheme.

20. The apparatus of claim 19,

wherein at least one said versions of said time division multiple access scheme includes a GSM access scheme;

wherein at least one said versions of said frequency division multiple access scheme includes an AMPs access scheme;

wherein at least one said versions of said code division multiple access scheme includes at least one member of the CDMA scheme list;

wherein said CDMA list includes an IS-95 access scheme, and a Wideband CDMA access scheme;

wherein at least one said versions of said orthogonal frequency division multiple access scheme includes an IEEE 801.11 access scheme.

21. The apparatus of claim 15, wherein said means for sensing includes a means for sensing an operator identity providing a sensed operator identity.

22. The apparatus of claim 15, wherein said means for sensing includes a means for sensing a container presence to create a sensed container present.

23. The apparatus of claim 15, wherein said means for sensing includes a means for optically sensing a container code on a container providing an optical container characteristic.

24. The apparatus of claim 23, wherein said means for optically sensing said container code includes at least one video camera to create at least one instance of a view of said container code.

25. The apparatus of claim 24, wherein said video camera create at least one instance of a compression of said view of said container code.

26. The apparatus of claim 15, wherein said means for sensing includes a means for radio frequency sensing a radio frequency tag on a container providing a container radio frequency tag.

27. The apparatus of claim 15, wherein said means for sensing includes a means for sensing a stack height for a container providing a container stack height.

28. The apparatus of claim 27, wherein said means for sensing said stacking height includes a stacking height sensor interface to a stacking height sensor on said container handler.

29. The apparatus of claim 15, wherein said means for sensing includes a means for sensing at least one member of a machine state list of said container handler;

wherein said members of said machine state list include a reverse motion, a frequent stops count, a collision state, a fuel level, a compass reading, a wind speed, and a vehicle speed.

30. The apparatus of claim 15, wherein said means for sensing includes at least one member of the crane sensor means list creating at least one member of a crane sensor state list;

wherein said members of said crane sensor means list, include;

means for sensing a twistlock to create a twistlock sensed state belonging to a twistlock state list;

means for sensing a spreader to create a spreader sensed state belonging to a spreader state list; and

means for sensing a landing to create a sensed landing state belonging to a landing state list;

wherein said twistlock state list includes a twistlock-on state and a twistlock-off state;

wherein said members of said spreader state list include a ten foot container spread, a twenty foot container spread, a thirty foot container spread, a forty foot container spread, and a forty five feet container spread;

wherein said landing state list includes a landed state and a not-landed state;

wherein said members of said crane sensor state list include said twistlock sensed state, said spreader sensed state, and said sensed landing state.

31. The apparatus of claim 30, wherein said means for sensing includes coupling to a crane spreader interface connection to at least partly provide at least one of said members of said crane state list.

32. The apparatus of claim 31, wherein said coupling to said crane spreader interface connection includes said computer coupling to said crane spreader interface connection.

33. The apparatus of claim 30, wherein said means for sensing includes coupling to a Programmable Logic Controller (PLC) to at least partly provide at least one of said members of said crane state list.

34. The apparatus of claim 33, wherein coupling to said PLC includes a serial communications coupling to said computer.

35. The apparatus of claim 34, wherein said serial communications coupling supports a version of at least one member of a serial protocol list, including an Ethernet protocol, an RS-232 protocol, an Universal Serial Bus (USB) protocol, and a Firewire protocol.

36. The apparatus of claim 15, wherein said micro-controller module includes a computer;

wherein said computer includes at least one member of a list comprising an instruction processor, an inferential engine, a neural network, and a finite state machine;

wherein said instruction processor includes at least one instruction processing element and at least one data processing element;

wherein each of said data processing elements is controlled by at least one of said instruction processing elements.

37. The apparatus of claim 36, wherein said computer is accessibly coupled to a memory and said instruction processor is directed by a program system including program steps residing in said memory.

38. The apparatus of claim 36, wherein said finite state machine includes at least one of:

means for using said means for sensing said state of said container handler to create said sensed state;

means for using said means for wireless communicating to communicate said sensed state of said container handler.

39. The apparatus of claim 36, wherein at least one Field Programmable Gate Array implements at least part of at least one of the list comprising said instruction processor, said inferential engine, said neural network, and said finite state machine.

40. The apparatus of claim 15, wherein said container handler is at least one member of a container handler list comprising an UTR truck, a bomb cart, a rubber tire gantry crane, a quay crane, a side picker and a top handler.

41. The apparatus of claim 15, wherein said means for wirelessly determining implements an interface to a Differential GPS.

42. The apparatus of claim 15, wherein said means for wirelessly determining implements an interface to a Global Positioning System (GPS).