Communication method enabling use of both a normal...

Details Communication method enabling use of both a normal... Communication method enabling use of both a normal...

2004-12-09

2010-06-08

Rizk, Sam (Department: 2112)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Digital data error correction

C370S338000, C370S395530

Reexamination Certificate

active

07734978

ABSTRACT:
A receiver capable of switching between a NormalAck scheme that includes an acknowledgement for a single frame in one frame and a BlockAck scheme that includes an acknowledgement for a plurality of frames in one frame. The receiver regards the use of the BlockAck scheme to have been terminated and releases resource being used for the BlockAck scheme and switches to the NormalAck scheme if a data frame requesting the BlockAck scheme is not received within a predetermined period regardless of whether the receiving station has or has not received a data frame requesting the NormalAck scheme.

REFERENCES:
patent: 2005/0111416 (2005-05-01), Ginzburg
patent: 2005/0135284 (2005-06-01), Nanda et al.
patent: 07-123079 (1995-05-01), None
patent: WO-03/028314 (2003-04-01), None
IEEE P802.11e/D6.0, Nov. 2003 (Draft Amendment to IEEE Std 802.11, 1999 Edition (Reaff2003)) © 2003 IEEE pp. 84-89.
“Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications” ANSI/IEEE Std 802.11, 1999 Edition pp. 83-84.

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