Wireless electrical apparatus controller device and method of use

• US 7,847,706 B1
• Filed: 06/23/2004
• Issued: 12/07/2010
• Est. Priority Date: 06/23/2004
• Status: Active Grant

• Current Assignee: Wireless Telematics LLC
• Original Assignee: Wireless Telematics LLC
• Inventors: Jordan, Paul R., McWhirter, William D., Ross, Allan L., Weaver, John S.
• Primary Examiner(s): Brown; Vernal U
• Application Number:
  US10/875,140
• Time in Patent Office: 2,358 Days
• Field of Search: 340/825.69, 340/825.72, 340/825.22, 340/5.61, 340/5.64, 340/5.74, 340/5.1, 340/7.1, 340/825.29, 315/312, 315/314, 315/315, 341/176, 700/296
• US Class Current: 340/12.52
• CPC Class Codes: G08C 17/02 using a radio link
• CPC Class Codes: G08C 2201/42 Transmitting or receiving remote control signals via a network
• CPC Class Codes: G08C 2201/91 Remote control based on location and proximity

Abstract

A device for controlling one or more electrical apparatuses comprising a processor/transceiver control unit connected to each electrical apparatus and having at least one microprocessor wired to a transceiver and a clock circuit that keeps real-time onboard, the microprocessor storing an operating protocol according to which the control unit controls power to the electrical apparatus at real-time as kept by the clock circuit. The control unit'"'"'s microprocessor may be further configured to read and store a nominal voltage for the electrical apparatuses and to compare the nominal voltage to the electrical apparatuses'"'"' operating voltage so as to monitor and report on their operation.

Claims

1. A system for controlling one or more electrical apparatuses substantially at real-time, the system consisting essentially of:

a time-based wireless two-way network having imbedded real-time data inherent in a signal broadcast from the network at frequent regular intervals;

a host network operations center for communicating operating protocol commands over the wireless two-way network while expressly not communicating any real-time data; and

a processor/transceiver control unit connected to the one or more electrical apparatuses to be controlled and having at least one microprocessor wired to an RF transceiver through which the host network operations center communicates with the processor/transceiver control unit over the wireless two-way network, the microprocessor storing the operating protocol commands as sent from the network operations center and storing software code, the processor/transceiver control unit further including a clock circuit, the RF transceiver and microprocessor being configured in cooperation with the software code to receive, extract, and keep in the clock circuit the real-time data embedded in the network signal, whereby the processor/transceiver control unit controls power to the one or more electrical apparatuses according to the operating protocol commands sent from the network operations center at real-time as kept by the clock circuit with such real-time data being acquired by the processor/transceiver control unit through the wireless two-way network by which the operating protocol commands are sent, thus eliminating the need for a separate GPS receiver in the system for receiving real-time data.

2. A method of controlling one or more electrical apparatuses wirelessly over a time-based two-way wireless network having real-time data imbedded in a signal broadcast from the wireless network at frequent regular intervals, comprising the steps of:

wiring a control unit between a power source and each electrical apparatus;

programming the control unit with an operating protocol and software code configured to acquire and utilize digital binary real-time data from the network signal;

communicating with the control unit from a host network operations center through the wireless network;

receiving and extracting at the control unit the real-time data automatically imbedded in a signal broadcast from the wireless network;

keeping the real-time data in a clock circuit of the control unit as enabled by the software code residing on a microprocessor of the control unit; and

controlling each electrical apparatus according to the operating protocol in conjunction with the real-time data in the clock circuit.

3. The method of claim 2 comprising the further steps of:

executing as the operating protocol an on demand command sent from a network operations center over the wireless network;

executing as the operating protocol a temporary schedule stored in the microprocessor of the control unit for the days and times not overridden by an on demand command; and

executing as the operating protocol a permanent schedule stored in the microprocessor for the days and times not overridden by an on demand command and a temporary schedule.

4. The method of claim 2 comprising the further steps of:

connecting a first electrical apparatus to a first relay wired to the microprocessor of the control unit;

connecting a second electrical apparatus to a second relay wired to the microprocessor;

controlling the first electrical apparatus according to a first operating protocol stored in the control unit; and

controlling the second electrical apparatus according to a second operating protocol stored in the control unit.

5. The method of claim 2 comprising the further steps of:

initializing the control unit through at least one on/off cycle followed by a voltage reading to determine a nominal voltage of the control unit;

setting a time zone of the control unit remotely; and

adjusting the real-time data at the control unit according to the time zone.

6. The method of claim 5 comprising the further steps of:

running the control unit through two on/off cycles;

setting the duration of each on/off cycle remotely; and

setting the time between cycles remotely.

7. The method of claim 2 comprising the further steps of:

setting the number of electrical apparatuses wired to the control unit;

determining a nominal voltage of the control unit based on the number of electrical apparatuses;

reading an actual operating voltage when the control unit and its associated electrical apparatuses are powered; and

comparing the operating voltage to the nominal voltage to assess the performance of the electrical apparatuses.

8. The method of claim 7 comprising the further steps of:

calculating an alert voltage change by dividing the nominal voltage by the number of electrical apparatuses; and

sending a low-voltage alert message from the control unit over the wireless network to the network operations center if the operating voltage has dropped from the nominal voltage by an amount greater than or equal to the alert voltage change.

9. The method of claim 2 comprising the further steps of:

setting a time zone of the control unit;

setting a latitude and longitude coordinate of the control unit; and

calculating the sunrise and sunset time for the control unit.

10. The method of claim 2 comprising the further steps of:

stepping down the voltage of the power source using a voltage regulator connected in circuit between the power source and the control unit so as to provide a stepped-down voltage to the control unit; and

powering the control unit with the stepped-down voltage.

11. The method of claim 10 comprising the further step of powering the control unit with a back-up power supply in the event that the stepped-down voltage is insufficient.

12. The method of claim 2 comprising the further step of sending to the control unit from the network operations center over the wireless network a command selected from the group consisting of a set time zone command, an operate initialization routine command, a set warm up duration command, a set alarm voltages and bias command, a set default device state command, a set permanent scheduled events command, an on demand command, a channel override command, a configure dawn/dusk operation command, a configure dawn/dusk operation with start time command, a configure dawn/dusk operation with end time command, a set temporary scheduled event command, a delete temporary scheduled event command, a clear event configuration command, an enable/disable voltage alarm monitor message command, an acknowledge alarm message command, a clear alarm message command, a set runtime download message command, a set boot message command, a reset to default command, a status request command, a voltage reading request command, a runtime log request command, a check-sum request command, an event configuration request command, an alarm voltage request command, an event state request command, a time stamp request command, and an initialization request command.

13. The method of claim 2 comprising the further steps of:

storing daily runtime data in the control unit; and

downloading the runtime data in batch form to the network operations center over the wireless network.

14. The method of claim 13 comprising the further step of initiating the download of the runtime data through the network operations center.

15. The method of claim 13 comprising the further step of programming the control unit to automatically download the runtime data to the network operations center on a regular interval.

16. The method of claim 2 comprising the further steps of:

downloading the operating protocol from the control unit to the network operations center over the wireless network; and

verifying the operating protocol against scheduling information for the control unit stored at the network operations center.

17. The method of claim 2 comprising the further step of sending from the control unit to the network operations center over the wireless network a message selected from the group consisting of a boot up message, an initialization complete message, a low voltage alarm message, a saturation voltage alarm message, an off voltage alarm message, a channel voltage reading message, a device status reading message, a daily runtime download message, a runtime log message, a check-sum response message, an event configuration response message, a stored alarm voltages message, an event state download message, a time stamp download message, an initialization status download message, and a command confirmation message.

18. A method of controlling one or more electrical apparatuses wirelessly over a time-based two-way wireless network having real-time data imbedded in a signal broadcast from the wireless network at frequent regular intervals, comprising the steps of:

wiring a control unit between a power source and a set number of electrical apparatuses;

programming the control unit with an operating protocol and software code configured to acquire and utilize digital binary real-time data from the network signal;

communicating with the control unit from a host network operations center through the wireless network;

receiving and extracting at the control unit the real-time data automatically imbedded in a signal broadcast from the wireless network;

initializing the control unit so as to determine a nominal voltage of the control unit based on the number of electrical apparatuses;

keeping the real-time data in a clock circuit of the control unit as enabled by the software code residing on a microprocessor of the control unit; and

controlling each electrical apparatus according to the operating protocol in conjunction with the real-time data in the clock circuit;

reading an actual operating voltage when the control unit and its associated electrical apparatuses are powered;

calculating an alert voltage change by dividing the nominal voltage by the number of electrical apparatuses; and

sending a low-voltage alert message from the control unit over the wireless network to a network operations center if the operating voltage has dropped from the nominal voltage by an amount greater than or equal to the alert voltage change.

19. A system for controlling one or more electrical apparatuses by way of a time-based wireless two-way network having imbedded real-time data inherent in a signal broadcast from the network at frequent regular intervals, the signal being acquired from a first transceiver configured to acquire and relay the real-time data from a global positioning system satellite and being broadcast by a second transceiver configured to receive the real-time data from the first transceiver and to transmit the real-time data at frequent regular intervals from a local tower site in the form of an encoded time-stamp transmission embedded in a first frame of a 16- to 32-frame data header, the system comprising:

a processor/transceiver control unit connected to the one or more electrical apparatuses and having at least one microprocessor wired to a third transceiver, the microprocessor storing an operating protocol and software code, the processor/transceiver control unit further including a clock circuit, the third transceiver being configured in cooperation with the software code to receive the real-time data from the second transceiver as automatically embedded in the data header of the network signal and to then keep the real-time data in the clock circuit; and

a network operations center configured to communicate with the remote processor/transceiver control unit over the wireless two-way network, the network operations center sending one or more operating protocol commands to the processor/transceiver control unit while expressly not sending any real-time data and receiving messages from the processor/transceiver control unit confirming receipt and execution of the commands, whereby the processor/transceiver control unit controls power to the one or more electrical apparatuses according to the operating protocol at real-time as kept by the clock circuit with such real-time data being acquired by the processor/transceiver control unit through the wireless two-way network by which the operating protocol commands are sent, thereby eliminating the need for a local GPS receiver at the processor/transceiver control unit or the network operations center.

20. The system of claim 19 further comprising one or more relays wired between the microprocessor and respective ones of the electrical apparatuses, each relay having an associated current transformer for monitoring the circuit amperage.

21. The system of claim 20 wherein:

multiple relays are provided on the processor/transceiver control unit such that multiple electrical apparatuses are connected to the processor/transceiver control unit; and

multiple operating protocols are stored in the microprocessor corresponding to the multiple electrical apparatuses, so that each electrical apparatus is independently controlled by the processor/transceiver control unit.

22. The system of claim 19 further comprising a voltage transformer wired to an electrical apparatus power source so as to provide stepped down voltage to the processor/transceiver control unit.

23. The system of claim 22 further comprising a back-up power supply so as to provide voltage to the processor/transceiver control unit in the event that the electrical apparatus power source is down.

24. The system of claim 19 further comprising:

an enclosure housing the processor/transceiver control unit; and

a visible indicator wired to the microprocessor and installed in the enclosure so as to indicate the status of the processor/transceiver control unit.

25. The system of claim 19 wherein the operating protocol is selected from the group consisting of a permanent schedule, a temporary schedule and an on-demand command.

26. The system of claim 19 further comprising:

a means for storing in the microprocessor a nominal voltage for the electrical apparatuses; and

a means for reading an operating voltage for the electrical apparatuses and comparing the operating voltage to the nominal voltage so as to monitor the operation of the electrical apparatuses.

27. A device for controlling one or more electrical apparatuses comprising a processor/transceiver control unit connected to each electrical apparatus and having at least one microprocessor wired to an RF transceiver, the microprocessor storing an operating protocol and software code, the processor/transceiver control unit further including a clock circuit, the RF transceiver being configured in cooperation with the software code to receive real-time data transmitted at frequent regular intervals from a local tower site in the form of an encoded time-stamp transmission embedded in a first frame of a 16- to 32-frame data header and to keep the real-time data in the clock circuit, whereby the processor/transceiver control unit controls power to each electrical apparatus according to the operating protocol at real-time as kept by the clock circuit without the need for a local GPS receiver at the processor/transceiver control unit.

28. A device for controlling one or more electrical apparatuses consisting essentially of a processor/transceiver control unit connected to each electrical apparatus and having at least one microprocessor wired to an RF transceiver, the microprocessor storing operating protocol commands as sent from a network operations center over a time-based wireless two-way network, the processor/transceiver control unit further including a clock circuit that keeps real-time onboard, the RF transceiver and microprocessor being configured in cooperation with software code residing in the microprocessor to receive and extract real-time data automatically embedded in a signal of the wireless network broadcast at frequent regular intervals and to keep the real-time data in the clock circuit, whereby the processor/transceiver control unit controls power to the electrical apparatus according to the operating protocol commands sent from the network operations center at real-time as kept by the clock circuit with such real-time data being acquired by the processor/transceiver control unit through the wireless two-way network by which the operating protocol commands are sent, thus eliminating the need for a separate GPS receiver in the device for receiving real-time data.

29. A device for controlling one or more electrical apparatuses consisting essentially of a processor/transceiver control unit connected to each electrical apparatus, the processor/transceiver control unit consisting essentially of:

at least one microprocessor storing operating protocol commands as sent from a network operations center over a time-based wireless two-way network and further storing software code;

an RF transceiver connected to the microprocessor;

one or more relays connected between the at least one microprocessor and the one or more electrical apparatuses through one or more current transformers;

a back-up power supply connected to the microprocessor;

a voltage transformer connected between at least the microprocessor and an external power source; and

a clock circuit that keeps real-time onboard, the transceiver and microprocessor being configured in cooperation with the software code stored in the microprocessor to receive and extract real-time data automatically embedded in a signal of the wireless network broadcast at frequent regular intervals and to keep the real-time data in the clock circuit, whereby the processor/transceiver control unit controls power to the one or more electrical apparatuses according to the operating protocol commands sent from the network operations center at real-time as kept by the clock circuit with such real-time data being acquired by the processor/transceiver control unit through the wireless two-way network by which the operating protocol commands are sent, thus eliminating the need for a separate GPS receiver in the device for receiving real-time data.