A security monitor system for a transport unit is provided. The security monitor system may include at least one security sensor configured to detect a fault condition, and a controller having a plurality of inputs, a plurality of outputs, and a low power control circuit. The low power control circu
A security monitor system for a transport unit is provided. The security monitor system may include at least one security sensor configured to detect a fault condition, and a controller having a plurality of inputs, a plurality of outputs, and a low power control circuit. The low power control circuit may provide electrical communication between a battery of the transport unit, the security sensor, and at least one of the inputs of the controller. The control circuit may be configured to maintain the controller in low power mode when there are no detected fault conditions, and to enable power to the controller when there is a detected fault condition.
대표청구항▼
1. A security monitor system for a transport refrigeration unit, the transport refrigeration unit being operatively associated with a vehicle and including a battery operatively associated with the transport refrigeration unit, the security monitor system comprising: at least one security sensor ope
1. A security monitor system for a transport refrigeration unit, the transport refrigeration unit being operatively associated with a vehicle and including a battery operatively associated with the transport refrigeration unit, the security monitor system comprising: at least one security sensor operatively associated with the transport refrigeration unit and configured to detect a fault condition associated with the transport refrigeration unit, the fault condition indicative of changes to the transport refrigeration unit; anda controller having a plurality of inputs, a plurality of outputs, and a low power control circuit providing electrical communication between the battery of the transport unit, the security sensor, and at least one of the inputs of the controller, the control circuit being configured to maintain the controller in low power mode when there are no detected fault conditions, the control circuit being configured to enable power to the controller when there is a detected fault condition. 2. The security monitor system of claim 1, wherein the security sensor includes one or more of a door switch, a fuel lever sensor, a battery voltage sensor, a battery connection sensor, a temperature sensor, a pressure sensor, a humidity sensor, a movement sensor, an impact sensor, and a tilt sensor. 3. The security monitor system of claim 1, wherein the control circuit further provides electrical communication between at least one notification device and at least one of the outputs of the controller, the controller being configured to enable the notification device in response to a fault condition detected at the security sensor. 4. The security monitor system of claim 3, wherein the notification device includes one or more of an audible device, a visual device, and a telematic device. 5. The security monitor system of claim 1, wherein the controller is further configured to retrievably record any data pertaining to fault conditions detected by the security sensor in a memory. 6. The security monitor system of claim 1, wherein the control circuit further provides electrical communication with a backup battery. 7. The security monitor system of claim 1, wherein the security sensor includes a normally closed switch disposed between the battery and a power enabling input of the controller. 8. The security monitor system of claim 1, wherein the security sensor includes a normally opened switch disposed between the battery and a power enabling input of the controller. 9. The security system of claim 1, wherein the security sensor includes an analog sensor, the controller being configured to continuously monitor readings of the analog sensor while operating in the lower power mode. 10. A security monitor system for a transport refrigeration unit, the transport unit being operatively associated with a vehicle and including a battery operatively associated with the transport unit, the security monitor system comprising: at least one door switch operatively associated with the transport refrigeration unit and configured to detect a fault condition indicative of unauthorized access to the transport refrigeration unit; anda controller having a plurality of inputs, a plurality of outputs, and a low power control circuit providing electrical communication between the battery of the transport refrigeration unit, the door switch, and at least one of the inputs of the controller, the control circuit being configured to maintain the controller in low power mode when there are no detected fault conditions, the control circuit being configured to enable power to the controller when there is a detected fault condition. 11. The security monitor system of claim 10, wherein the door switch is electrically coupled between the battery and at least a power enabling input of the controller. 12. The security monitor system of claim 10 further comprising a fuel level sensor configured to detect at least one of a level of fuel and a rate of reduction in fuel in the transport unit. 13. The security monitor system of claim 10 further comprising one or more of a battery voltage sensor, a battery connection sensor, a temperature sensor, a pressure sensor, a humidity sensor, a movement sensor, an impact sensor, and a tilt sensor. 14. The security monitor system of claim 10, wherein the control circuit further provides electrical communication between at least one notification device and at least one of the outputs of the controller, the controller being configured to enable the notification device in response to a fault condition detected at the security sensor. 15. The security monitor system of claim 14, wherein the notification device includes one or more of an audible device, a visual device, and a telematic device. 16. The security monitor system of claim 10, wherein the notification device to be used in response to a detected fault is configurable by a user. 17. The security monitor system of claim 10, wherein the controller is configured to retrievably record any data pertaining to fault conditions detected by the security sensor in a memory. 18. The security monitor system of claim 10, wherein the control circuit further provides electrical communication to a backup battery. 19. A method for conserving energy in a transport refrigeration unit, the transport unit being operatively associated with a vehicle and including a battery operatively associated with the transport unit, the method comprising the steps of: providing an input device operatively associated with the transport refrigeration unit and configured to receive an input signal and selectively perform a function on the transport refrigeration unit based on the input signal;providing a low power control circuit in communication between the battery of the transport unit, the input device and at least one of the inputs of a controller, the low power control circuit being configured to bias the controller into a low power mode of operation;maintaining the controller in low power mode when the input signal received by the input device is not indicative of performing a function; andautomatically enabling power to the controller when the input signal received by the input device is indicative of performing a function. 20. The method of claim 19, wherein the input device includes a security sensor configured to detect a fault condition associated with the transport refrigeration unit, the controller being maintained in low power mode if there are no fault conditions detected by the security sensor and being automatically enabled when a fault condition is received. 21. The method of claim 20 further comprising the step of generating an alert in response to the detected fault condition.
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이 특허에 인용된 특허 (9)
Richardson Patrick L. (Los Angeles CA), Annunciator.
Lesesky, Alan; Weant, Bobby Ray, Apparatus and method for enhanced data communications and control between a vehicle and a remote data communications terminal.
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