search for: demodul

Displaying 20 results from an estimated 25 matches for "demodul".

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2002 Sep 25
0
Complex demodulation - Purely a time series question
Hi, this is purely a time series question if anyone has a hint. I'm trying to complex demodulate a series at different frequencies. Say at $\lambda$ = 1/100, 1/41 and 1/23. (These correspond to various astronomical forcing frequencies of ice ages, incidentally). Now, following say Hasan (1982, Hand. of Stats) or Brillinger (1987, Fitting Cosines), I do the following: 1. from y, form the s...
2005 Mar 02
3
App behaves differently on Apache and Webrick
When running on the Webrick server (script/server), my app works fine. When running on Apache 2.0.52, I get the dreaded ''unitialized constant Merge'' error. Merge is the name of my model, the controller is MergesController. The deadline looms, any help appreciated! Thanks! Regards, JJ
2007 Aug 15
1
time series periodic data
Dear all Please help me with analysis of some periodic data. I have an output from measurement each minute and this output is modulated by rotation of the equipment (approx 6.5 min/revolution). I can easily spot this frequency from spectrum(mydata, some suitable span) However from other analysis I suspect there is a longer term oscilation (about 70-80 min) I am not able to find it from
2004 Dec 10
1
T.38 Pass-Thru?
What happens if asterisk receives a T.38 call? Will asterisk pass it thru? I've seen a few ATA devices that support T.38 and I'm wondering what happens if a fax is sent thru one of these ATAs into asterisk. Maby I have the terminology wrong. Is T.38 a protocol like SIP or is T.38 a compression like G729 using SIP? Thanks, Matthew
2005 Feb 25
4
T.38 fax summary
Steve Underwood, Would you mind summarizing where/how T.38 functions, and maybe how it compares to the analog fax environment for the asterisk-users arhives? Seems to be some misunderstanding, and a lot of interest in handling faxes in various forms via asterisk. If some these approaches were summarized in one posting, a lot of us could reference it to remind us of limitations, current state,
2008 Dec 14
2
Help required to install package from a website
Hi, I am new to R and I'm looking to perform some method comparison analysis and would be grateful for some help regarding package installation. There is a package 'MethComp' that I want to use (http://staff.pubhealth.ku.dk/~bxc/MethComp/Courses/Sthm.2007/.) Unfortunately I am unable to install it. I have tried numerous approaches but to no avail. this is the first time I have tried to
2003 May 22
3
SIP UA Fax device
Hi, Anyone knows a software fax device which can act as a SIP UA? I want to have a SIP based FAX machine (sofware) on a PC associated with an Asterisk extension. Thanks, Dan
2007 Sep 13
7
Namespacing Models
Hello everyone, Do you feel it? The little shiver down your spine when you think of "namespacing" in rails? To some thats a common feeling, to people like myself who enforce absolute organization have already thought about the need for namespaces in rails. Now I do understand this is an ongoing effort... to some degree. Controllers and routes, from my experiences work well, that being,
2004 Sep 25
1
Coexistence of Dynamic and Static routing
...ar as throughput and processing horse power, are concerned? We are building on a 2.6 kernel and will be using PIV 2.4 to 2.8 GHz hyperthreaded systems with large amounts of RAM, but there will be other stuff running on the same machine, such as Squid cache server. Also, my satellite modulator and demodulators are on the PCI bus and will take some processor. We will be handling data rates of up to 8 mbps on the upstream (bits not bytes) and up to 40 mbps on the downstream. Hub routers may be receiving up to 1 Gbps of incoming data from remotes. These rates are maximum and not the norm, but rather...
2006 May 03
0
const_missing & undefined method problems upgrading to Rails 1.1.2
...0 (and previous) used to just find and load these automatically, but 1.1.2 throws an error. The weird thing is that it apparently only does this on some of the controller classes that are being referenced; the others load fine. I''ve checked that the class name to file name conversion via #demodulize.underscore seems to work OK. Did a little bit of debugging in active_support/dependencies.rb Module#const_missing (where the error occurs). It appears that other constant failures are being solved by the ''Attempt to access the name from the parent..'' bit of code, but not this...
2006 May 06
1
Rails Project only with root rights
...orks fine. Also commands rails -v and gem -v does work only with root rights. On the command: developer@linux:~/data> rails test I get following output: /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.3.1/lib/active_support/dependencies.rb:95:in `const_missing'': undefined method `demodulize'' for "ActiveRecordError":String (NoMethodError) from /usr/local/lib/ruby/gems/1.8/gems/activerecord-1.14.2/lib/active_record/validations.rb:9 from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in `require'' from /usr/local...
2006 Apr 04
0
rails Test problem
...compiled ruby, installed gems, and gem installed rails, no problem. However, when I try and set up a test app a get the following error: ~> rails Test /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.3.0/lib/active_support/dependencies.rb:84:in `const_missing'': undefined method `demodulize'' for "ActiveRecordError":String (NoMethodError) from /usr/local/lib/ruby/gems/1.8/gems/activerecord-1.14.0/lib/active_record/validations.rb:9 from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in `require'' from /usr/local...
2006 Apr 19
0
Error in rails on unbuntu.
When I try to use rails after installing it I get the following error: mdoughty@styx:/usr/local/google/rails$ rails test /usr/lib/ruby/gems/1.8/gems/activesupport-1.3.1/lib/active_support/dependencies.rb:95:in `const_missing'': undefined method `demodulize'' for "Base":String (NoMethodError) My other gems are working fine. Anyone seen this before? thanks, -- --Matt -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060419/c7e21364/attachment...
2006 Jan 26
0
Re: OT: Legacy systems / fax
...anagers will limit this to the outer boundaries of their enterprises wherever practical, ASAP. From: Jean-Michel Hiver <jhiver@ykoz.net> Doing a analog (piece of paper) -> digital (scanning process) -> analog (modulation over TDM) -> digital (conversion to TDMoIP) -> analog (demodulating on the other fax) -> digital (reconstructing the image in fax memory) -> analog (printing) conversion doesn't make any kind of sense... It might be great for legacy systems, but it's so not the right way of doing it.
2011 Apr 12
0
No subject
to a fax (modulation and demodulation) over VoIP. Try again, the fact that you succeeded twice was pure luck, and as far as I understand that didn't even work out. Switch back to TDM. Your dial up modems want that magic thing called timing and no jitter that only TDM will give you. On Mon, Aug 29, 2011 at 2:56 PM, Aaron Kroh...
2011 Apr 12
0
No subject
to a fax (modulation and demodulation) over VoIP. Try again, the fact that you succeeded twice was pure luck, and as far as I understand that didn't even work out. Switch back to TDM. Your dial up modems want that magic thing called timing and no jitter that only TDM will give you. =========================== This is more of...
2003 May 23
1
phy nics when will they be supported in 4.8
I have a epox nforce2 motherboard and it has a phy nic built in but I can't use it. when will working driver be available??
2003 Oct 14
1
outbound caller ID problem on PRI
I can't seem to hide and/or set my caller ID from *. I'm using a quite recent (three weeks or so) CVS with an E400P card. I have pridialplan=unknown in zapata.conf and I'm based in the UK. The relevant bit of pri debug looks like this (reformatted to fit 80 char width): > Calling Number (len= 4) [ Ext: 0 > TON: Unknown Number Type (0) >
2009 Jun 23
0
[Fwd: Re: Which product to use?]
...mateur radio operators to provide >>> voice over narrow band RF. >>> >>> As conceived, the device would use a Speex codec implemented in >>> firmware to encode speech to be modulated onto the RF carrier for >>> transmission, and decode the data stream demodulated from the >>> receiver's output for processing back into audible form. Nothing >>> revolutionary, but I would like to put it all into a compact package >>> with simple setup aimed at the needs of this particular market. >>> >>> My question is:...
2005 May 22
1
ActiveRecord: can not connect to mysql
...by/gems/1.8/gems/activesupport-1.0.4/lib/active_support/core_ext/string/../../inflector.rb:30: warning: method redefined; discarding old humanize /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.0.4/lib/active_support/core_ext/string/../../inflector.rb:34: warning: method redefined; discarding old demodulize /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.0.4/lib/active_support/core_ext/string/../../inflector.rb:38: warning: method redefined; discarding old tableize /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.0.4/lib/active_support/core_ext/string/../../inflector.rb:42: warning: method redef...