Power save function remote control method, information processing apparatus and storage medium which perform central management and control of power save mode for plural apparatuses

• US 6,408,395 B1
• Filed: 07/22/1998
• Issued: 06/18/2002
• Est. Priority Date: 02/13/1998
• Status: Expired due to Term

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: Satomi, Yumi, Sugahara, Yasuo
• Primary Examiner(s): Wong, Peter
• Assistant Examiner(s): PHAN, RAYMOND NGAN
• Application Number:
  US09/120,337
• Time in Patent Office: 1,427 Days
• Field of Search: 713/300, 713/310, 713/320, 713/323, 713/330, 713/340, 714/14, 709/202, 709/203, 709/210, 709/209, 710/262, 710/268, 710/267
• US Class Current: 713/310
• CPC Class Codes: G06F 1/3203 Power management, i.e. event-based initiation of a power-saving mode
• CPC Class Codes: H04L 12/12 Arrangements for remote connection or disconnection of substations or of equipment thereof
• CPC Class Codes: Y02D 30/50 in wire-line communication networks, e.g. low power modes or reduced link rate

Abstract

A power save function remote control method for a system having a first information processing apparatus and at least one second information processing apparatus which are coupled via a network, includes a first step outputting a control signal which instructs a power save mode from the first information processing apparatus to the network, and a second step switching the second information processing apparatus to the power save mode in response to the control signal when a predetermined condition is satisfied in the second information processing apparatus.

Claims

1. A power save function remote control method for a system having a first information processing apparatus and at least one second information processing apparatus which are coupled via a network, said remote control method comprising:

a first step outputting a control signal which instructs a power save mode from the first information processing apparatus to the network; and

a second step switching the second information processing apparatus to the power save mode in response to the control signal when a predetermined condition is satisfied in the second information processing apparatus.

2. The power save function remote control method as claimed in claim 1, which further comprises:

a third step notifying, to the first information processing apparatus, status information related to a state of the second information processing apparatus including whether or not the second information processing apparatus switched to the power save mode.

3. The power save function remote control method as claimed in claim 2, which further comprises:

a fourth step outputting again the control signal depending on the status information received by the first information processing apparatus.

4. The power save function remote control method as claimed in claim 1, wherein the power save mode comprises a plurality of power save levels, and said second step switches the second information processing apparatus to a power save level corresponding to the condition satisfied in the second information processing apparatus.

5. The power save function remote control method as claimed in claim 4, wherein said second step successively switches the power save level of the power save mode depending on the condition satisfied in the second information processing apparatus until a condition corresponding to a power save level indicated by the control signal is satisfied in the second information processing apparatus.

6. The power save function remote control method as claimed in claim 1, wherein said first step outputs the control signal to the network based on a schedule which is preset with respect to an arbitrary second information processing apparatus.

7. The power save function remote control method as claimed in claim 6, which further comprises:

a step setting the schedule from the first information processing apparatus or the arbitrary second information processing apparatus.

8. The power save function remote control method as claimed in claim 1, which further comprises:

a step centrally managing status information related to a plurality of second information processing apparatuses in the first information processing apparatus.

9. An information processing apparatus connectable to a network, comprising:

a power save controller outputting a control signal which instructs a power save mode to the network; and

a manager inputting, via the network, status information related to states of other information processing apparatuses including whether or not the other information processing apparatuses switched to a power save mode, and centrally managing the status information related to the other information processing apparatuses.

10. The information processing apparatus as claimed in claim 9, wherein said power save controller outputs the control signal to the network based on a schedule which is preset with respect to an arbitrary one of the other information processing apparatuses.

11. The information processing apparatus as claimed in claim 10, which further comprises:

means for setting the schedule.

12. An information processing apparatus connectable to a network, comprising:

a power save mode controller switching an operation mode thereof to a power save mode in response to a control signal input via the network when a predetermined condition is satisfied; and

a status output part outputting, to the network, status information related to a state of the information processing apparatus including whether or not the operation mode is switched to the power save mode.

13. The information processing apparatus as claimed in claim 12, wherein the power save mode comprises a plurality of power save levels, and said power save mode controller switches the operation mode thereof to a power save level of the power save mode corresponding to a condition satisfied in the information processing apparatus.

14. The information processing apparatus as claimed in claim 13, wherein said power save mode controller successively switches the power save level of the power save mode depending on the condition satisfied in the information processing apparatus until a condition corresponding to a power save level indicated by the control signal is satisfied in the information processing apparatus.

15. A computer readable storage medium which stores a program for controlling an information processing apparatus coupled to a network, comprising:

power save control means for causing the information processing apparatus to output a control signal which instructs a power save mode to the network; and

managing means for causing the information processing apparatus to input, via the network, status information related to states of other information processing apparatuses including whether or not the other information processing apparatuses switched to a power save mode, and centrally managing the status information related to the other information processing apparatuses.

16. The computer readable storage medium as claimed in claim 15, wherein said power save control means causes the information processing apparatus to output the control signal to the network based on a schedule which is preset with respect to an arbitrary one of the other information processing apparatuses.

17. The computer readable storage medium as claimed in claim 16, which further comprises:

means for causing the information processing apparatus to set the schedule.

18. A computer readable storage medium which stores a program for controlling an information processing apparatus coupled to a network, comprising:

power save mode control means for causing the information processing apparatus to switch an operation mode thereof to a power save mode in response to a control signal input via the network when a predetermined condition is satisfied; and

status output means for causing the information processing apparatus to output, to the network, status information related to a state of the information processing apparatus including whether or not the operation mode is switched to the power save mode.

19. The computer readable storage medium as claimed in claim 18, wherein the power save mode comprises a plurality of power save levels, and said power save mode control means causes the information processing apparatus to switch the operation mode thereof to a power save level of the power save mode corresponding to a condition satisfied in the information processing apparatus.

20. The computer readable storage medium as claimed in claim 19, wherein said power save mode control means causes the information processing apparatus to successively switch the power save level of the power save mode depending on the condition satisfied in the information processing apparatus until a condition corresponding to a power save level indicated by the control signal is satisfied in the information processing apparatus.

21. A method comprising:

outputting a control signal which instructs a power save mode from a first information processing apparatus to a network; and

switching a second information processing apparatus to the power save mode in response to the control signal when a predetermined condition is satisfied in the second information processing apparatus.

22. A method as claimed in claim 21, which further comprises:

notifying to the first information processing apparatus status information related to a state of the second information processing apparatus including whether or not the second information processing apparatus switched to the power save mode.

23. A method as claimed in claim 22, which further comprises:

outputting again the control signal depending on the status information received by the first information processing apparatus.

24. A method as claimed in claim 21, wherein the power save mode comprises a plurality of power save levels, and said switching switches the second information processing apparatus to a power save level corresponding to the condition satisfied in the second information processing apparatus.

25. A method as claimed in claim 24, wherein said switching successively switches the power save level of the power save mode depending on the condition satisfied in the second information processing apparatus until a condition corresponding to a power save level indicated by the control signal is satisfied in the second information processing apparatus.

26. A method as claimed in claim 21, wherein said outputting outputs the control signal to the network based on a schedule which is preset with respect to an arbitrary second information processing apparatus.

27. A method as claimed in claim 26, which further comprises:

setting the schedule from the first information processing apparatus or the arbitrary second information processing apparatus.

28. A method as claimed in claim 21, which further comprises:

centrally managing status information related to a plurality of second information processing apparatuses in the first information processing apparatus.

29. A computer readable storage medium which stores a program for controlling an information processing apparatus coupled to a network, comprising:

a power save control causing the information processing apparatus to output a control signal which instructs a power save mode to the network; and

a manager causing the information processing apparatus to input, via the network, status information related to states of other information processing apparatuses including whether or not the other information processing apparatuses switched to a power save mode, and centrally managing the status information related to the other information processing apparatuses.

30. A computer readable storage medium as claimed in claim 29, wherein said power save control causes the information processing apparatus to output the control signal to the network based on a schedule which is preset with respect to an arbitrary one of the other information processing apparatuses.

31. A computer readable storage medium as claimed in claim 30, which further comprises:

causing the information processing apparatus to set the schedule.

32. A computer readable storage medium which stores a program for controlling an information processing apparatus coupled to a network, comprising:

power save mode control causing the information processing apparatus to switch an operation mode thereof to a power save mode in response to a control signal input via the network when a predetermined condition is satisfied; and

a status output causing the information processing apparatus to output, to the network, status information related to a state of the information processing apparatus including whether or not the operation mode is switched to the power save mode.

33. A computer readable storage medium as claimed in claim 32, wherein the power save mode comprises a plurality of power save levels, and said power save mode control causes the information processing apparatus to switch the operation mode thereof to a power save level of the power save mode corresponding to a condition satisfied in the information processing apparatus.

34. A computer readable storage medium as claimed in claim 33, wherein said power save mode control causes the information processing apparatus to successively switch the power save level of the power save mode depending on the condition satisfied in the information processing apparatus until a condition corresponding to a power save level indicated by the control signal is satisfied in the information processing apparatus.

35. A method comprising:

outputting a control signal which instructs a power save mode from a server-computer to a network; and

switching a client-computer to the power save mode in response to the control signal when a predetermined condition is satisfied in the client-computer.

36. A method as claimed in claim 35, which further comprises:

notifying to the server-computer status information related to a state of the client-computer including whether or not the client-computer switched to the power save mode.

37. A method as claimed in claim 36, which further comprises:

outputting again the control signal depending on the status information received by the server-computer.

38. A method as claimed in claim 35, wherein the power save mode comprises a plurality of power save levels, and said switching switches the client-computer to a power save level corresponding to the condition satisfied in the client-computer.

39. A method as claimed in claim 38, wherein said switching successively switches the power save level of the power save mode depending on the condition satisfied in the client-computer until a condition corresponding to a power save level indicated by the control signal is satisfied in the client-computer.

40. A method as claimed in claim 35, wherein said outputting outputs the control signal to the network based on a schedule which is preset with respect to an arbitrary client-computer.

41. A method as claimed in claim 40, which further comprises:

setting the schedule from the server-computer or the arbitrary client-computer.

42. A method as claimed in claim 35, which further comprises:

centrally managing status information related to a plurality of client-computer in the server-computer.

43. A computer readable storage medium which stores a program for controlling an server-computer coupled to a network, comprising:

a power save control causing the server-computer to output a control signal which instructs a power save mode to the network; and

a manager causing the server-computer to input, via the network, status information related to states of client-computers including whether or not the client-computers switched to a power save mode, and centrally managing the status information related to the client-computers.

44. A computer readable storage medium as claimed in claim 43, wherein said power save control causes the server-computer to output the control signal to the network based on a schedule which is preset with respect to an arbitrary one of the client-computers.

45. A computer readable storage medium as claimed in claim 44, which further comprises:

causing the server-computer to set the schedule.

46. A computer readable storage medium which stores a program for controlling an client-computer coupled to a network, comprising:

power save mode control causing the client-computer to switch an operation mode thereof to a power save mode in response to a control signal input via the network when a predetermined condition is satisfied; and

a status output causing the client-computer to output, to the network, status information related to a state of the client-computer including whether or not the operation mode is switched to the power save mode.

47. A computer readable storage medium as claimed in claim 46, wherein the power save mode comprises a plurality of power save levels, and said power save mode control causes the client-computer to switch the operation mode thereof to a power save level of the power save mode corresponding to a condition satisfied in the client-computer.

48. A computer readable storage medium as claimed in claim 47, wherein said power save mode control causes the client-computer to successively switch the power save level of the power save mode depending on the condition satisfied in the client-computer until a condition corresponding to a power save level indicated by the control signal is satisfied in the client-computer.