Shipping container seal monitoring device, system and method
First Claim
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1. A container monitoring system comprising:
- an administration facility and a seal device for a shipping container;
the seal device comprising;
a first unit that is configured to be affixed to a shipping container, the first unit containing a control system and comprising a connector;
a second unit that is configured to engage with an element of a door of a shipping container to which the first unit is affixed and to electrically connect with the control system in the first unit, wherein the second unit comprises a connector and a cable having a first end and a second end, the first end of the cable connected to the connector of the second unit and the connector of the second unit being configured to mate and electrically connect with the connector of the first unit, and comprising a wire within the cable that extends substantially the entire length of the cable;
wherein the second unit comprises a memory that stores data indicating which of a plurality of function types the seal device is to perform when the second unit is electrically connected to the first unit;
wherein the first unit comprises a housing that contains the control system and having a passageway that is configured to permit the second end of the cable to pass through but which prevents the cable from being withdrawn from the passageway once it is has been inserted without cutting the cable;
wherein the control system is configured to generate a signal having a predetermined unique time-varying pulse train pattern that is applied to the wire at the first end of the cable so that the wire acts like a broadcast antenna to emit the pulse train, and wherein the control system comprises a detector that is configured to detect energy radiated from the wire along a length portion of the cable that is contained within the passageway of the housing to verify that the cable connected to the first unit is the same cable that is inserted into the passageway of the housing by analyzing the detected energy to determine whether it contains the same predetermined time-varying pulse train pattern applied to the wire at the first end of the cable;
wherein the control system of the first unit comprises a main controller that detects when the second unit is electrically connected to the first unit and establishes an armed state during which the main controller monitors conditions of the second unit to detect a breach of the second unit that is indicative of access to the shipping container to which the first unit is attached;
wherein the main controller in the first unit generates one or more disarm identifiers for the seal device depending on the function type the seal device is configured to perform;
wherein the control system of the first unit comprises a global positioning system (GPS) device that receives global positioning signals in order to determine a position of the shipping container to which the first unit is affixed, and one or more communication modules capable of wireless communication for transmitting the position of the shipping container; and
wherein the administration facility communicates with the seal device in order to track conditions of the seal device including the geographical position of the seal device and occurrence of a breach of the second unit during the armed state and to transmit a disarm message to the first unit, and wherein the main controller of the first unit is responsive to the disarm message to activate a visual indicator on the first unit.
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Abstract
A container seal device is provided that comprises a seal device for a shipping container, comprising a first unit that is affixed to a shipping container. A control system is contained in the first unit containing a control system. A second unit is provided that is configured to engage with an element of a door of a shipping container to which the first unit is affixed and to electrically connect with the control system in the first unit. The control system in the first unit is configured to detect a breach of the second unit indicative of access being made to the shipping container.
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Citations
20 Claims
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1. A container monitoring system comprising:
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an administration facility and a seal device for a shipping container; the seal device comprising; a first unit that is configured to be affixed to a shipping container, the first unit containing a control system and comprising a connector; a second unit that is configured to engage with an element of a door of a shipping container to which the first unit is affixed and to electrically connect with the control system in the first unit, wherein the second unit comprises a connector and a cable having a first end and a second end, the first end of the cable connected to the connector of the second unit and the connector of the second unit being configured to mate and electrically connect with the connector of the first unit, and comprising a wire within the cable that extends substantially the entire length of the cable; wherein the second unit comprises a memory that stores data indicating which of a plurality of function types the seal device is to perform when the second unit is electrically connected to the first unit; wherein the first unit comprises a housing that contains the control system and having a passageway that is configured to permit the second end of the cable to pass through but which prevents the cable from being withdrawn from the passageway once it is has been inserted without cutting the cable; wherein the control system is configured to generate a signal having a predetermined unique time-varying pulse train pattern that is applied to the wire at the first end of the cable so that the wire acts like a broadcast antenna to emit the pulse train, and wherein the control system comprises a detector that is configured to detect energy radiated from the wire along a length portion of the cable that is contained within the passageway of the housing to verify that the cable connected to the first unit is the same cable that is inserted into the passageway of the housing by analyzing the detected energy to determine whether it contains the same predetermined time-varying pulse train pattern applied to the wire at the first end of the cable; wherein the control system of the first unit comprises a main controller that detects when the second unit is electrically connected to the first unit and establishes an armed state during which the main controller monitors conditions of the second unit to detect a breach of the second unit that is indicative of access to the shipping container to which the first unit is attached; wherein the main controller in the first unit generates one or more disarm identifiers for the seal device depending on the function type the seal device is configured to perform; wherein the control system of the first unit comprises a global positioning system (GPS) device that receives global positioning signals in order to determine a position of the shipping container to which the first unit is affixed, and one or more communication modules capable of wireless communication for transmitting the position of the shipping container; and wherein the administration facility communicates with the seal device in order to track conditions of the seal device including the geographical position of the seal device and occurrence of a breach of the second unit during the armed state and to transmit a disarm message to the first unit, and wherein the main controller of the first unit is responsive to the disarm message to activate a visual indicator on the first unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus, comprising:
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a housing unit that is configured to attach to a shipping container, wherein the housing unit contains a control system comprising one or more wireless communication modules and an acoustic sensor unit configured to acoustically couple to a surface of the shipping container to detect acoustic energy therefrom and convert the detected acoustic energy into electrical signals, and a processor that is configured to analyze the electrical signals for comparison against stored waveform signatures of sources that are indicative of a potential unauthorized intrusion into the shipping container; a seal unit comprising an engaging member that is configured to engage with a portion of a door mechanism of a shipping container to which the housing unit housing is attached, and an electrical connector attached to the engaging element and configured to electrically connect to the control system in the housing unit, wherein the seal unit comprises a power source that supplies electrical power to the control system when connected thereto; wherein the control system in the control unit housing detects a breach of the seal unit that is indicative of access being made to the shipping container and a potential unauthorized intrusion to the shipping container based on detected acoustic energy and transmits a message indicating the breach or potential unauthorized intrusion via the one or more wireless communication modules; and wherein housing unit comprises a power source to power the control system when the seal unit is not electrically connected to the control system, and wherein the power source of the housing unit is rechargeable by said power source in the seal unit when the seal unit is electrically connected thereto. - View Dependent Claims (10, 11, 12, 13, 14)
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15. An apparatus comprising:
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first means for housing a control system and for attaching to a door of a shipping container, wherein the first means comprises means for determining a position of the first means and means for wireless communicating information stored in the control system of the first means to a remote location; second means for engaging with an element of the door of a shipping container and for electrically connecting with the control system of the first means; wherein the control system in the first means being configured to detect a breach of the second means indicative of access being made the shipping container; wherein the first means comprises a keypad device configured to receive input of an alphanumeric identifier used to arm or disarm the control system; wherein said control system stores an identifier assigned to said first means and said second means comprises a memory that stores an identifier assigned to said second means; wherein the second means comprises a cable member and a connector unit at one end of the cable member that is configured to electrically connect with the first means; wherein the connector unit comprises a control system comprising a memory that is configured to store the identifier assigned to the second means, and wherein the control system in the first means is configured to receive the identifier of the second means when the connector unit of the second means is connected to the first means. - View Dependent Claims (16, 17, 18)
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19. A container monitoring system comprising:
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an administrative facility and a seal apparatus; wherein the seal apparatus comprises; first means for housing a control system and for attaching to a door of a shipping container, wherein the first means comprises means for determining a position of the first means and means for wirelessly communicating information stored in the control system of the first means to a remote location; second means for engaging with an element of the door of a shipping container and for electrically connecting with the control system of the first means; wherein the control system in the first means being configured to detect a breach of the second means indicative of access to the shipping container; and wherein the first means comprises a keypad device configured to receive input of an alphanumeric identifier used to arm or disarm the control system; wherein the administration facility communicates with the seal apparatus in order to track conditions of the seal apparatus including the geographical position of the seal apparatus and occurrence of said breach; and wherein the administration facility stores data comprising identifiers for the first means and for the second means, and user party identifiers that are associated with said identifiers for the first means and the second means, and the administration facility is configured to compare the identifier for a second means received from the seal apparatus against a database to determine whether the identifier of the second means is authorized. - View Dependent Claims (20)
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Specification