ENC: Maximizing 802.11b throuput

André Luiz Ribeiro Moutinho andre.moutinho at compsisnet.com.br
Thu Mar 13 09:41:02 EST 2003


Does anyone have any comments related to useful bandwith or
throuput of the 54Mbit/s 802.11 version ??

>  -----Mensagem original-----
> De: 	André Luiz Ribeiro Moutinho  
> Enviada em:	quinta-feira, 13 de março de 2003 10:25
> Para:	'hostap at shmoo.com'
> Cc:	Mauricio Micoski; Marcelo Ferreira Vinhas; Marco Antônio Fernandes
> Assunto:	Maximizing 802.11b throuput
> 
> Hi,
> 
> I am implementing a realtime video streamming application using
> 802.11b in order to transmit video data.
> Transmitting MJPEG 320x240 at 30fps and 40% quality results a 
> 3Mbit/s total bandwith. When I try to increase the video data 
> bandwith (for instance, rising JPEG quality), the radio channel starts
> failing to transmit all video information. I would like to know what
> is the REAL 802.11 data transmittion throuput (4 or 5Mbit/s ??) and
> what could be done in order to maximize the data throuput. For instance,
> trying to optimize the transmitted data block size.
> I need to use the maximum data bandwith available in order to transmit 
> the maximum mount of video sessions possible.
> 
> Thanks a lot,
> 
> Andre Moutinho 
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