Return-path: Received: from mail-yw0-f46.google.com ([209.85.213.46]:37075 "EHLO mail-yw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751304Ab1F3Apn convert rfc822-to-8bit (ORCPT ); Wed, 29 Jun 2011 20:45:43 -0400 Received: by ywe9 with SMTP id 9so688501ywe.19 for ; Wed, 29 Jun 2011 17:45:42 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: Date: Thu, 30 Jun 2011 01:45:41 +0100 Message-ID: (sfid-20110630_024546_651620_99849E47) Subject: Re: [ath9k-devel] STBC functionality details request From: Fred Matthews To: ath9k-devel@lists.ath9k.org, linux-wireless@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi all, Please may someone kindly reply to my query regarding STBC (below), Thanks! On Mon, Jun 27, 2011 at 12:18 PM, Fred Matthews wrote: > > Hi, > I am using STBC (Space Time Block Coding) 1 stream NICs like the AR9280.I would be very grateful someone can kindly advise on how exactly STBC(transmits multiple copies of a data across each of the antennas)?works in ath9k. > I ask this because when I enable STBC 1-stream, the driver seems to uses Space division multiplexing (can this be disabled/enabled?), since the rate is over 150Mbps. > When is STBC activated ?, ...Does Minstrel/ath9k rate adaptation?mechanism?find first check if Spatial multiplexing is better, if not uses STBC ? > Thank you for your time > _______________________________________________ > ath9k-devel mailing list > ath9k-devel@lists.ath9k.org > https://lists.ath9k.org/mailman/listinfo/ath9k-devel >