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Article #3111Re: 802.11 signal and noise levels, speed and channel number
From: Daryl
Date: Mon, 09 Oct 2006 20:01
Date: Mon, 09 Oct 2006 20:01
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1974 bytes
Samishen I think I read an article where these values and more are available by querying Windows Management Instrumentation, WMI for short. Have a look at the Microsoft site for more details I also think there was an article in the C++ Builder Developer's Journal in the last 6 months. Not totally sure if this is what you want but it may help. > When I run Windows (sorry) on my notebook, I can monitor the "Signal" and > "Noise" levels (in dBm) of the build-in wireless network card via its > "WLAN Card Utility" window. > > I want to access the same types of data (signal and noise levels on the > wireless network adapter) from a C++ application. > > Can anybody tell me how to obtain these data from a C/C++ application ? > Which brand name, model wireless network adapter, (either in PCCard or > USB) can provide more accurate signal and noise values? > Do you know a 802.11 wireless network adapter with external antenna > connection option and desirably with "high" RF output power?
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X-Google-Thread: 10cc67,e9f249d68d7812c5 X-Google-Attributes: gid10cc67,public X-Google-Language: ENGLISH,ASCII-7-bit From: "Daryl" <devaccount@hotmail.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <4523a7be@newsgroups.borland.com> Subject: Re: 802.11 signal and noise levels, speed and channel number Date: Tue, 10 Oct 2006 06:01:40 +1000 Lines: 24 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 X-RFC2646: Format=Flowed; Response NNTP-Posting-Host: 202.63.48.162 Message-ID: <452aaaa3@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1160424099 202.63.48.162 (9 Oct 2006 13:01:39 -0700) Path: arc1-ca.pugleaf.net!g2news2.google.com!news1.google.com!news4.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail