SYSTEM AND METHOD FOR MACHINE TO MACHINE COMMUNICATION

• US 20140056193A1
• Filed: 12/21/2011
• Published: 02/27/2014
• Est. Priority Date: 03/09/2011
• Status: Abandoned Application

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Huang, Rui, Li, Honggang
• Application Number:
  US13/976,987
• Publication Number:
  US 20140056193A1
• Time in Patent Office: Days
• US Class Current: 370/311
• CPC Class Codes: H04W 28/0215 based on user or device properties, e.g. MTC-capable devices services for machine-to-machine communication [M2M] or machine type communication [MTC] H04W4/70; wireless resource selection or allocation plan definition based on terminal or device properties H04W72/51
• CPC Class Codes: H04W 4/08 User group management
• CPC Class Codes: H04W 4/70 Services for machine-to-machine communication [M2M] or machine type communication [MTC]
• CPC Class Codes: H04W 48/16 Discovering, processing access restriction or access information
• CPC Class Codes: H04W 56/0045 compensating for timing error by altering transmission time
• CPC Class Codes: H04W 68/02 Arrangements for increasing efficiency of notification or paging channel
• CPC Class Codes: H04W 74/04 Scheduled access hybrid access H04W74/02
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

An apparatus may include a processor circuit, a radio-frequency (RF) transceiver coupled to the processor circuit, the RF transceiver operable to transmit a wireless data message. The apparatus may also include a communication scheduling module operable on the processor circuit to monitor transmission of the wireless data message to a network, and to transmit to the network a deregistration request to release a connected state when transmission of the wireless data message is complete. Other embodiments are disclosed and claimed.

Claims

1-25. -25. (canceled)

26. An apparatus, comprising:

a radio-frequency (RF) transceiver; and

a communication scheduling module operable on a processor circuit to monitor transmission of a wireless data message from a machine to machine (M2M) device to a network via the RF transceiver when the M2M device is in a connected state, the wireless data message comprising a station identifier assigned to the M2M device upon network entry into the network and that identifies the M2M device to the network while in the connected state, and initiate transmission of a deregistration request via the RF transceiver to release the M2M device from the connected state after transmission of the wireless data message is complete and before the M2M device enters a sleep state, the release of the M2M device to release the station identifier for reuse by the network.

27. The apparatus of claim 26, the communication scheduling module operable on the processor circuit to determine when the transmission of the wireless data message is complete.

28. The apparatus of claim 26, the communication scheduling module operable on the processor circuit to schedule the M2M device to transition to a connected state with the network using a registration message when the wireless data message is to be transmitted.

29. The apparatus of claim 26, the station identifier comprising a 12 bit station identifier.

30. The apparatus of claim 28, the communication scheduling module operable on the processor circuit to acquire the network after power up of the M2M device and before the connected state is established.

31. The apparatus of claim 30, the communication scheduling module operable on the processor circuit to:

synchronize a downlink channel;

obtain uplink parameters in a random access process; and

negotiate basic capabilities and exchanging a key with the network.

32. The apparatus of claim 26, the communication scheduling module operable on the processor circuit to:

determine whether an acknowledgment message in response to the wireless data message has been received;

determine whether a deregistration command has been received; and

release the station identifier for the M2M device that identifies the M2M device to the network while in the connected state when the acknowledgment message and deregistration command have been received.

33. The apparatus of claim 26, the communication scheduling module operable on the processor circuit to place the M2M device in an idle state after releasing the station identifier.

34. The apparatus of claim 26, the communication scheduling module operable on the processor circuit to:

place the M2M device in an idle state after the release from the connected state;

receive a paging identifier in the idle state that identifies a base station in the network to transmit information to the M2M device; and

periodically wake up the M2M device at a paging listening interval while in the idle state to listen for pages from the base station.

35. The apparatus of claim 26, the communication scheduling module comprising a timing module operable on the processor circuit to:

start a timer for a timer interval when the wireless data message is transmitted to the network; and

transition from the connected state when the timer interval expires.

36. The apparatus of claim 26, the timer interval comprising one second.

37. The apparatus of claim 26, comprising:

a sensor operable to collect data to be transmitted to the network; and

a sensor interface module operable to alert the M2M device when data from a sensor has been detected.

38. A method, comprising:

receiving a station identifier from a network base station at a wireless machine to machine (M2M) device;

monitoring transmission of a M2M communication sent from a wireless M2M device to the network base station, the M2M communication including a station identifier to identify the M2M device to the network base station while in the connected state; and

transmitting to the network base station a deregistration request to release the station identifier from the wireless M2M device as soon as transmission of the M2M communication is complete to allow the network base station to reallocate the station identifier to another wireless M2M device.

39. The method of claim 38, the station identifier comprising a 12 bit station identifier.

40. The method of claim 38, comprising receiving the station identifier in a registration message that places the wireless M2M device in a connected state with respect to the network base station when the M2M communication is to be transmitted.

41. The method of claim 40, comprising acquiring a signal from the network base station after the M2M device is powered up and before the connected state is established.

42. The method of claim 41, the acquiring comprising:

scanning and synchronizing a downlink channel;

obtaining uplink parameters in a random access process; and

negotiating basic capabilities and exchanging a key with the network base station.

43. The method of claim 38, comprising:

determining whether an acknowledgment message in response to the M2M communication has been received;

determining whether a deregistration command has been received; and

releasing the station identifier for the wireless M2M device that identifies the M2M device to the network base station while in the connected state as soon as the acknowledgment message and deregistration command have been received.

44. The method of claim 38, comprising:

starting a timer when the M2M communication is transmitted to the network base station; and

releasing the station identifier as soon as the timer expires.

45. At least one computer-readable storage medium comprising a plurality of instructions that, when executed, cause a system to:

monitor transmission of a wireless data message from a machine to machine (M2M) device to a network when the M2M device is in a connected state, the wireless data message comprising a station identifier assigned to the M2M device upon network entry into the network and that identifies the M2M device to the network while in the connected state; and

initiate transmission of a deregistration request via the RF transceiver to release the M2M device from the connected state after transmission of the wireless data message is complete and before the M2M device enters a sleep state, the release of the M2M device to release the station identifier for reuse by the network.

46. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to determine when the transmission of the wireless data message is complete.

47. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to schedule the M2M device to transition to a connected state with the network using a registration message when the wireless data message is to be transmitted.

48. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to acquire the network after power up of the M2M device and before the connected state is established.

49. The at least one computer-readable storage medium of claim 48 comprising instructions that, when executed, cause a system to:

synchronize a downlink channel;

obtain uplink parameters in a random access process; and

negotiate basic capabilities and exchanging a key with the network.

50. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to:

determine whether an acknowledgment message in response to the wireless data message has been received;

determine whether a deregistration command has been received; and

release the station identifier for the M2M device that identifies the M2M device to the network while in the connected state when the acknowledgment message and deregistration command have been received.

51. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to place the M2M device in an idle state after releasing the station identifier.

52. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to:

place the M2M device in an idle state after the release from the connected state;

receive a paging identifier in the idle state that identifies a base station in the network to transmit information to the M2M device; and

periodically wake up the M2M device at a paging listening interval while in the idle state to listen for pages from the base station.

53. The at least one computer-readable storage medium of claim 45 comprising instructions that, when executed, cause a system to:

start a timer for a timer interval when the wireless data message is transmitted to the network; and

transition from the connected state when the timer interval expires.