Projector device management system

• US 7,197,562 B2
• Filed: 07/11/2002
• Issued: 03/27/2007
• Est. Priority Date: 04/05/2002
• Status: Active Grant

• Current Assignee: Seiko Epson Corporation (Seiko Group)
• Original Assignee: InFocus Corporation (Lap-Shun Hui, MBA)
• Inventors: Wenban, Jim, Cossitt, Alan, Castaldi, Joe, Murtha, Steve, Tran, De
• Primary Examiner(s): Wiley, David
• Assistant Examiner(s): Avellino, Joseph E.
• Application Number:
  US10/194,334
• Publication Number:
  US 20030191836A1
• Time in Patent Office: 1,720 Days
• Field of Search: 709217-226, 715/736
• US Class Current: 709/224
• CPC Class Codes: H04L 67/02 based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 67/125 involving control of end-device applications over a network

Abstract

A system and methods for managing a plurality of projector devices over a computer network are provided. The system includes a projector manager linked to a computer network, wherein the projector manager is configured to monitor over the network a status of a selected feature of a selected projector device, and to change the status of the selected feature when requested. The system also includes a projector manager controller linked to the computer network, wherein the projector manager controller is configured to request the projector manager to perform at least one of the functions of reporting the status of the selected feature and requesting the selected projector device to change the status of the selected feature.

Claims

1. A system for managing a plurality of distributed projector devices over a computer network, the system comprising:

a projector manager linked to the computer network and adapted to manage each of the plurality of distributed projector devices from a common location, wherein the projector manager is configured to monitor over the network a hardware status of a selected feature by periodically polling a selected one of the plurality of distributed projector devices and to change via the network the hardware status of the selected feature when requested; and

a projector manager controller linked to the computer network, wherein the projector manager controller is configured to request the projector manager to perform at least one of the functions of reporting the hardware status of the selected feature and requesting the selected remotely-located projector device to change the hardware status of the selected feature;

wherein the projector manager is configured to send an alert message to another network device when a change in hardware status is detected, and wherein the projector manager includes a locator service configured to serve as a reference point for communication with other network components and to determine locations of other services when access to other services is requested by another network device, the locator service being configured to manage a list of registered users for the system and to control system logon functions, wherein a privilege level is stored for each registered user.

2. The system of claim 1, wherein the projector manager is configured to store the current hardware status of the selected feature after polling the selected projector device.

3. The system of claim 1, wherein the selected feature is selected from the group consisting of a power on/off status, a current image source, ceiling mounted status, table mounted status, rear projection mode status, remaining lamp hours, network connectivity status, cooling fan status, projector device temperature, projector device model name, projector device firmware revision number, and projector device serial number.

4. The system of claim 1, wherein the projector manager includes at least one service configured to interact with the projector manager controller to perform tasks requested by the projector manager controller and to provide information requested by the projector manager controller to the projector manager controller.

5. The system of claim 4, wherein the projector manager includes a locator service configured to serve as a single system reference point for communication with other network components, and to determine locations of other services when access to other services is requested by another network devices.

6. The system of claim 5, wherein the locator service is configured to manage a list of registered users for the system and to control system logon functions.

7. The system of claim 6, wherein the locator service is configured to store a privilege level for each registered user.

8. The system of claim 4, wherein the administration service is configured to set projector device parameters when directed by the projection manager controller.

9. The system of claim 4, wherein the administration service is configured to monitor the projector devices for changes in projector device hardware status.

10. The system of claim 9, wherein the administration service is configured to send an alert message to a selected network device when a change in projector device hardware status is detected.

11. The system of claim 9, wherein the administration service is configured to maintain a log of detected changes in projector device hardware status.

12. The system of claim 11, wherein the log of detected changes in projector device hardware status includes a new events log configured to store detected changes in projector device hardware status that have not been attended to by an adminstrator.

13. The system of claim 4, further comprising a plurality of administration services located at a plurality of different network locations, and a locator service configured to apportion administrative tasks of the administration servers among the plurality of projector devices.

14. The system of claim 4, wherein the projector manager includes a directory service configured to keep track of physical locations of the plurality of projector devices.

15. The system of claim 4, wherein the projector manager includes a telnet service configured to communicate with telnet-enabled projector devices.

16. The system of claim 4, wherein the projector manager controller is configured to connect to each service via a separate socket connection.

17. The system of claim 1, wherein the projector manager includes at least one translator for translating commands and queries from the projector manager to the selected projector device into a command language utilized by the selected projector device.

18. The system of claim 1, wherein the projector manager includes a database configured to store information related to projector devices.

19. The system of claim 18, wherein the information related to projector devices includes information related to the hardware status of the selected projector device.

20. The system of claim 18, wherein the information related to projector devices includes information regarding capabilities of selected projector device models.

21. The system of claim 1, wherein the projector manager is implemented at least partially by software executable on a server computing device.

22. The system of claim 1, wherein the projector manager controller is implemented at least partially by software executable on a client computer device.

23. The system of claim 1, further comprising a network adaptor disposed between the selected projector device and the projector manager to enable communications between the selected projector device and the projector manager.

24. The system of claim 1, wherein the projector manager controller is configured to accept input from a user directing the projector manager controller to communicate with the projector manager.

25. The system of claim 1, wherein the projector manager controller includes a user interface configured to present hardware status information to a user upon request by a user.

26. A system for administrating a plurality of distributed network-enabled projector devices over a computer network, the system comprising:

server software adapted to manage each of the plurality of distributed network-enabled projector devices from a common location, the server software being stored on a recordable medium linked to the network, wherein the server software is executable by a server computing device to communicate, from a common location aver the network, with any remotely-located projector device selected from the plurality of network-enabled projector devices to detect a hardware status of the selected projector device by periodically polling the selected projector device and to change the hardware status of the selected projector device when directed, wherein the server software is configured to send an alert message to another network device when a change in hardware status is detected, wherein the server software includes a locator service configured to serve as a reference point for communication with other network components and to determine locations of other services when access to other services is requested by another network device, the locator service being configured to manage a list of registered users for the system and to control system logon functions, wherein a privilege level is stored for each registered user; and

administrative client software stored on a recordable medium linked to the network, wherein the administrative client software is executable by a client computing device to permit a user to direct the server computing device to communicate with the selected projector device.

27. An article comprising:

one or more storage media including instructions executable by a client computing device and a common server computing device linked to a computer network to control a plurality of distributed projector devices over the network, the common server computing device including a locator service configured to serve as a reference point for communication with other network components and to determine locations of other services when access to other services is requested by another network device, the locator service being configured to manage a list of registered users for the system and to control system logon functions, wherein a privilege level is stored for each registered user, wherein, when selected, each of the plurality of distributed projector devices is controlled at least by;

accepting an input from a user at the client computing device, wherein the input includes instructions directing the server computing device to periodically request the projector device to send hardware status information to the server computing device, and wherein the input requests a selected function to be performed on the selected one of the plurality of distributed projector devices;

sending a first message from the client computing device to the common server computing device directing the common server computing device to request the selected one of the plurality of distributed projector devices to perform the selected function;

upon receiving the first message at the common server computing device, sending a second message from the common server computing device to the selected one of the plurality of distributed projector devices requesting the projector device to perform the selected function; and

upon detecting a change in hardware status based on performing the selected function, sending a third message from the common server computing device to another network device to alert the network device of the change in hardware status.

28. The article of claim 27, wherein the hardware status information is selected from the group consisting of a power on/off status, a current image source, ceiling mounted status, table mounted status, rear projection mode status, remaining lamp hours, network connectivity status, cooling fan status, projector device temperature, projector device model name, projector device firmware revision number, and projector device serial number.

29. The article of claim 28, wherein the preselected condition is the projector device being disconnected from the network.

30. The article of claim 27, wherein the input includes instructions directing the server computing device to compare the hardware status of the projector device to a preselected condition, and to send an alert message to the client computing device if the hardware status of the projector device meets the preselected condition.

31. The article of claim 30, wherein the preselected condition is a low-lamp-life condition.

32. The article of claim 27, wherein the input includes instructions directing the server computing device to change a hardware status of the projector device.

33. The article of claim 32, wherein the hardware status of the projector device is selected from the group consisting of power on/off status, a current image source, ceiling mounted status, table mounted status, and rear projection mode status.

34. The article of claim 27, wherein the input includes instructions directing the server computing device to shut down the projector device according to a preselected schedule.

35. A method for remotely controlling a plurality of distributed network-enabled projector devices, wherein each of the plurality of distributed network-enabled projector devices is connected to a computer network that includes a client computing device and a server computing device adapted to manage each of the plurality of distributed network-enabled projector devices from a common location, the server computing device including a locator service configured to serve as a reference point for communication with other network components and to determine locations of other services when access to other services is requested by another network device, the locator service being configured to manage a list of registered users for the system and to control system logon functions, wherein a privilege level is stored for each registered user, the method comprising:

sending a first message from the client computing device to the server computing device directing the server computing device to request a selected one of the plurality of distributed projector devices to perform a selected hardware function;

upon receiving the first message at the server computing device, sending a second message from the server computing device to the selected one of the plurality of distributed projector devices requesting the projector device to perform the selected hardware function; and

upon detecting a change in hardware status based on performing the selected function, sending a third message from the common server computing device to another network device to alert the network device of the change in hardware status.