Repeater configuration and management

• US 8,131,209 B1
• Filed: 10/08/2004
• Issued: 03/06/2012
• Est. Priority Date: 10/08/2004
• Status: Active Grant

• Current Assignee: Marvell Asia Pte Limited (Marvell Technology Group Limited)
• Original Assignee: Marvell International Limited (Marvell Technology Group Limited)
• Inventors: Chen, James Chieh-Tsung, Law, Chor-Teck, Bosso, Brian, Chiang, May
• Primary Examiner(s): Nguyen, Duc
• Assistant Examiner(s): Chow, Charles
• Application Number:
  US10/961,777
• Time in Patent Office: 2,706 Days
• Field of Search: 455/15, 455/7, 455/276.1, 455/16, 455/440, 455/424, 455/425, 455/456.5, 455/456.6, 455/550.1, 455/575.1, 455/435.1, 455/414.1, 455/432.1, 455/439, 455/442, 455/452.1, 455/453, 455/456.2, 455/11.1, 455/13.4, 455/63.1, 455/67.11, 455/522, 455/69, 455/70, 455/95, 455/561, 455/422, 455/560, 370/315, 370/318, 370/389, 370/338, 370/232, 370/423, 370/311, 370/312, 370/349, 375/211, 375/356, 375/132
• US Class Current: 455/11.1
• CPC Class Codes: H04B 7/15528 Control of operation parameters of a relay station to exploit the physical medium
• CPC Class Codes: H04L 63/101 Access control lists [ACL]
• CPC Class Codes: H04W 12/08 Access security
• CPC Class Codes: H04W 24/02 Arrangements for optimising operational condition
• CPC Class Codes: H04W 8/005 Discovery of network devices, e.g. terminals
• CPC Class Codes: H04W 84/047 using dedicated repeater stations
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

Systems and methods are provided for automatically setting up an initial configuration of a wireless repeater and managing one or more wireless repeaters in a wireless local area network.

Claims

1. A method for configuring a repeater using a wireless station, the method comprising:

wirelessly broadcasting discovery packets to the repeater in range of the wireless station;

controlling the wireless station to operate at a first, reduced power while broadcasting the discovery packets to the repeater;

detecting the repeater including processing a repeater response to the discovery packets sent by the repeater at the first, reduced power, the repeater response including configuration and state information associated with the repeater;

displaying, at the wireless station, a user interface to a user to allow for the configuration of the repeater including displaying the configuration and state information;

operating the wireless station and the repeater at the first, reduced power while the configuration of the repeater is performed; and

operating the wireless station and the repeater at a second, unreduced power after configuration of the repeater is performed,

wherein the first, reduced power helps prevent snooping by other devices during discovery and configuration of the repeater.

2. The method of claim 1 wherein the discovery packets are data packets comprising IEEE 802.0 fields with a Sub-Network Access Protocol (SNAP) field comprising a protocol identification field in a SNAP header including 3 bytes representing an organizationally unique identifier (OUI) and 2 bytes representing a product type.

3. The method of claim 1 wherein the discovery packets are data packets that include a repeater inquiry for determining state information related to the repeater.

4. The method of claim 3 wherein the repeater inquiry is selected from the group consisting of link status inquiry, associated station inquiry, site survey inquiry, configuration inquiry, event log, battery status inquiry, background noise inquiry, channel metrics inquiry, and retry inquiry.

5. The method of claim 1 wherein the discovery packets are data packets that include a repeater command for configuring the repeater.

6. The method of claim 5 wherein the repeater command is selected from the group consisting of reset, scan, SSID broadcast and set, RF mode set, channel set, access control list set, protection mode set, security mode set, transmit rate set, beacon interval set, request to send threshold set, DTIM interval set, QOS information set and power savings mode set.

7. The method of claim 1 further comprising detecting a presence of a repeater in close proximity to the wireless station, and wherein the wireless station is operated at the first, reduced power for a predetermined period of time.

8. The method of claim 1 further comprising processing repeater input and configuring the repeater upon receiving user instruction from the user interface as the repeater input.

9. The method of claim 1 further comprising managing plural repeaters in a wireless local area network including repeating the detecting and displaying steps.

10. The method of claim 1 including transmitting and receiving respectively in accordance with one or more of the following IEEE wireless communication protocols:

802.11, 802.11a, 802.11b, 802.11g, 802.11n, 802.16 and 802.20.

11. The method of claim 1 wherein the wireless station is an access point.

12. The method of claim 1 wherein the wireless station is a client.

13. A repeater comprising:

a detector for detecting a presence of a proximately located wireless station;

a receiver for receiving discovery packets from an in range wireless station, the discovery packets broadcast by the wireless station at a first, reduced power;

a configuration engine for processing the discovery packets transmitted wirelessly by the wireless station, the processing including determining if one of the discovery packets includes a command to configure the repeater, and processing the command to produce configuration information related to an execution of the command;

a transmitter for transmitting wirelessly the configuration information in a response back to the wireless station; and

a power selector for controlling the transmitter to operate at the first, reduced power while the configuration information are transmitted to the wireless station, and while configuration of the repeater is performed in response to the execution of the command, and for controlling the transmitter to operate at a second, unreduced power after configuration of the repeater, wherein the first, reduced power helps prevent snooping during the configuration.

14. The repeater of claim 13 further comprising:

a status engine for processing discovery packets that include inquiries, the processing including determining a state of the repeater and generating state information; and

wherein the transmitter is operable to wirelessly transmit the state information in a response back to the wireless station.

15. The repeater of claim 13 wherein the state information includes state and capability information associated with the repeater.

16. The repeater of claim 13 wherein the discovery packets are data packets comprising IEEE 802.0 fields with a Sub-Network Access Protocol (SNAP) field comprising a protocol identification field in a SNAP header including 3 bytes representing an organizationally unique identifier (OUI) and 2 bytes representing a product type.

17. The repeater of claim 13 wherein the wireless station is operable to manage a configuration of the repeater.

18. The repeater of claim 13 wherein the discovery packets are data packets that include a repeater inquiry for determining state information related to the repeater.

19. The repeater of claim 18 wherein the repeater inquiry is selected from the group consisting of link status inquiry, associated station inquiry, site survey inquiry, configuration inquiry, event log, battery status inquiry, background noise inquiry, channel metrics inquiry, and retry inquiry.

20. The repeater of claim 13 wherein the discovery packets are data packets that include a repeater command for configuring the repeater.

21. The repeater of claim 20 wherein the repeater command is selected from the group consisting of reset, scan, SSID broadcast and set, RF mode set, channel set, access control list set, protection mode set, security mode set, transmit rate set, beacon interval set, request to send threshold set, DTIM interval set, QOS information set and power savings mode set.

22. The repeater of claim 13 wherein the detector is operable to detect a presence of the wireless station in close proximity to the repeater including detecting discovery packets broadcast by the wireless station, and wherein the wireless station is operated at the first, reduced power for a predetermined period of time.

23. The repeater of claim 13 wherein the configuration engine is further operable to process wireless station input and configure the repeater upon receiving user instruction at the wireless station.

24. The repeater of claim 13 wherein the transmitter and the receiver transmit and receive respectively in accordance with one or more of the following IEEE wireless communication protocols:

802.11, 802.11a, 802.11b, 802.11g, 802.11n, 802.16 and 802.20.

25. A method for managing a repeater in a wireless local area network, the method comprising:

locating an in range wireless station;

receiving over a wireless link a discovery packet from the wireless station, the discovery packet broadcast by the wireless station at a first, reduced power;

processing the discovery packet including parsing the discovery packet to locate a command for configuring the repeater;

generating configuration information associated with the repeater, the configuration information including execution information relating to an execution of the command;

wirelessly transmitting the configuration information to the wireless station; and

enabling the configuration information to be transmitted and configuration of the repeater to be performed at the first, reduced power in response to the execution of the command and at a second, unreduced power after configuration of the repeater, wherein the first reduced power helps prevent snooping by other devices during configuration.

26. The method of claim 25 wherein:

the parsing step includes parsing to locate an inquiry regarding a state of the repeater; and

the method further comprises,

determining a state of the repeater including generating a repeater response indicating state information associated with the repeater.

27. The method of claim 26 wherein the state information includes state and capability information associated with the repeater.

28. The method of claim 25 wherein the discovery packets are data packets comprising IEEE 802.0 fields with a Sub-Network Access Protocol (SNAP) field comprising a protocol identification field in a SNAP header including 3 bytes representing an organizationally unique identifier (OUI) and 2 bytes representing a product type.

29. The method of claim 25 wherein the discovery packets are data packets that include a repeater inquiry for determining state information related to the repeater.

30. The method of claim 29 wherein the repeater inquiry is selected from the group consisting of link status inquiry, associated station inquiry, site survey inquiry, configuration inquiry, event log, battery status inquiry, background noise inquiry, channel metrics inquiry, and retry inquiry.

31. The method of claim 25 wherein the discovery packets are data packets that include a repeater command for configuring the repeater.

32. The method of claim 31 wherein the repeater command is selected from the group consisting of reset, scan, SSID broadcast and set, RF mode set, channel set, access control list set, protection mode set, security mode set, transmit rate set, beacon interval set, request to send threshold set, DTIM interval set, QOS information set and power savings mode set.

33. The method of claim 25 wherein the locating step further comprising detecting a presence of the wireless station in close proximity to the repeater including detecting discovery packets broadcast by the wireless station, and wherein the wireless station is operated at the first, reduced power for a predetermined period of time.

34. The method of claim 25 further comprising processing wireless station input and configuring the repeater upon receiving user instruction at the wireless station.

35. The method of claim 25 wherein the transmitting step is in accordance with one or more of the following IEEE wireless communication protocols:

802.11, 802.11a, 802.11b, 802.11g, 802.11n, 802.16 and 802.20.

36. A repeater comprising:

means for detecting a presence of a proximately located wireless station;

means for receiving discovery packets from an in range wireless station, the discovery packets broadcast by the wireless station at a first, reduced power;

means for processing the discovery packets transmitted wirelessly by the wireless station, the processing including determining if one of the discovery packets includes a command to configure the repeater, and processing the command to produce configuration information related to an execution of the command;

means for transmitting wirelessly the configuration information in a response back to the wireless station; and

means for controlling the means for transmitting to operate at the first, reduced power while the configuration information are transmitted to the wireless station, and while configuration of the repeater is performed in response to the execution of the command and to operate at a second, unreduced power after configuration of the repeater, wherein the first, reduced power helps prevent snooping by other devices during configuration.

37. The repeater of claim 36 further comprising:

means for processing discovery packets that include inquiries, the processing including determining a state of the repeater and generating state information; and

wherein the transmitting means is operable to wirelessly transmit the state information in a response back to the wireless station.

38. The repeater of claim 36 wherein the state information includes state and capability information associated with the repeater.

39. The repeater of claim 36 wherein the discovery packets are data packets comprising IEEE 802.0 fields with a Sub-Network Access Protocol (SNAP) field comprising a protocol identification field in a SNAP header including 3 bytes representing an organizationally unique identifier (OUI) and 2 bytes representing a product type.

40. The repeater of claim 36 wherein the wireless station is operable to manage a configuration of the repeater.

41. The repeater of claim 36 wherein the discovery packets are data packets that include a repeater inquiry for determining state information related to the repeater.

42. The repeater of claim 41 wherein the repeater inquiry is selected from the group consisting of link status inquiry, associated station inquiry, site survey inquiry, configuration inquiry, event log, battery status inquiry, background noise inquiry, channel metrics inquiry, and retry inquiry.

43. The repeater of claim 36 wherein the discovery packets are data packets that include a repeater command for configuring the repeater.

44. The repeater of claim 43 wherein the repeater command is selected from the group consisting of reset, scan, SSID broadcast and set, RF mode set, channel set, access control list set, protection mode set, security mode set, transmit rate set, beacon interval set, request to send threshold set, DTIM interval set, QOS information set and power savings mode set.

45. The repeater of claim 36 wherein the means for detecting is operable to detect a presence of the wireless station in close proximity to the repeater including detecting discovery packets broadcast by the wireless station, and wherein the wireless station is operated at the first, reduced power for a predetermined period of time.

46. The repeater of claim 36 wherein the means for processing is further operable to process wireless station input and configure the repeater upon receiving user instruction at the wireless station.

47. The repeater of claim 36 wherein the means for transmitting and the means for receiving transmit and receive respectively in accordance with one or more of the following IEEE wireless communication protocols:

802.11, 802.11a, 802.11b, 802.11g, 802.11n, 802.16 and 802.20.