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Re: [802.21] Power Management over heterogeneous HO



Liang,

To add a MIH primitive to query about the power consumption of the links
is not hard, but how do the heterogeneous links underneath the MIH knows
its own power assumption?

regards,
-Qiaobing

Liang Chen wrote:

> Hi Daniel,
>  
> I think there will be an improvement to the power management.  For 
> example, different network interface has different energy consumption in 
> data transmission.  Network A may cost less energy per byte but the 
> bandwidth is narrow.  Network B has the board bandwidth but the power 
> management is inefficiency.  Thus, when an 802.21 client enters into the 
> intersection area of Network A and Network B, the client may prefer 
> network A for the background download service, and prefer Network B for 
> the video service.
>  
> Thanks!
>  
> -Liang
> 
> 
>  
> On 4/4/06, Soohong Daniel Park <soohong.park@samsung.com 
> <mailto:soohong.park@samsung.com>> wrote:
> 
>     I think "TYPE_IE_POA_LOCATION" Information Element
>     would be very reasonable in terms of power management
>     on the local stack. Given this informatio, user will judge
>     the right timing which to turn an interface on.
>      
>     Thanks,
>      
>     Daniel (Soohong Daniel Park)
>     Mobile Convergence Laboratory, SAMSUNG Electronics.
>      
> 
>     ----- Original Message -----
>     From: Liang Chen <mailto:leo.liang.chen@GMAIL.COM>
>     To: STDS-802-21@LISTSERV.IEEE.ORG
>     <mailto:STDS-802-21@LISTSERV.IEEE.ORG>
>     Sent: Monday, April 03, 2006 6:18 PM
>     Subject: Re: [802.21] Power Management over heterogeneous HO
> 
>      
>     Hi all,
>      
>     I am also interested to the topic of power management in
>     heterogeneous networks.  I suppose there is an optimal trade-off
>     among power consumption, network delay and throughput, due to the
>     selection of network.  Would anyone here show me your
>     works/considerations on the topic?
>      
>     Thanks!
>      
>     Sincerely yours,
>      
>     Liang Chen
> 
>      
>     On 2/6/06, Soohong Daniel Park <soohongp@gmail.com
>     <mailto:soohongp@gmail.com>> wrote:
> 
>         Hi all, just need to raise the interest of this issue on the
>         mailing list.
> 
>         While looking at the 05 draft, one issue occurs in my mind. As
>         shown
>         in the Subject line, I think we should consider how the mobile
>         station
>         with multiple wireless interfaces can consume its power
>         consumption as
>         efficient as possible. Very simple scenario is to enable all
>         wireless
>         interfaces regardless of link connection. Whenever detecting a new
>         wireless link, the selected interface can be an alternative
>         interface
>         of vertical handover. However it is toooo much expensive and
>         unexpected scenario to be adopted on the real networks and even
>         commercial model. To me, still existing document does not take
>         care of
>         that deeply, so I'd need to make our efforts on this issue...One
>         suggestion is to take a wide-coverage tip for notifying the
>         overapped
>         region such as GPS and even Cellular Positioning Service. I am not
>         sure these are in-scope of 802.21 though...
> 
>         Any idea ?
> 
>         Thanks,
> 
>         Daniel (Soohong Daniel Park)
>         Mobile Convergence Laboratory, SAMSUNG Electronics.
> 
> 
> 
> 
>     -- 
> 
> 
>     ============================
>     Sincerely yours,
>     Liang
> 
> 
> 
> 
> -- 
> 
> 
> ============================
> Sincerely yours,
> Liang