makolber's articles:

Items(16) /2 Next >> Last >|

OT Can a GSM phone witout a SIM card dial 911? 1 4 (3/30/2013 2:06:16 AM) comp.dsp A bit OT for here but there is so much mis-information on the internet. I think this would be a good place to get the facts. I have an old Apple iphone 3 with no SIM card and it has been RESET. It has n... MarkK

Maybe OT: Properties and description of surfaces that represent independent variables 8 47 (1/29/2012 3:11:38 PM) comp.dsp I'm looking for some help here being able to describe the relationship among 3 variables. This is not homework. I wrote the question out the best way I can describe it. I'm the hardware guy working with a pr... MarkK

Remember this $50,000 DSP contest from back in April 6 44 (12/29/2011 2:03:52 AM) comp.dsp http://tunedit.org/challenge/material-classification the contest was over in November... When I checked a few weeks ago, no one was able to meet the requirements so no one collected the prize.. did anyone el... MarkK

interesting DSP application and note about engineers 0 44 (2/16/2010 5:19:26 PM) comp.dsp http://www.timescolonist.com/business/Matrikon+helps+Suncor+most+oilsands/2558308/story.html Mark ... Mark

The Fourier transform in nature not just time<>frequency domain 36 50 (3/6/2009 5:37:23 PM) comp.dsp The Fourier transform in nature not just time<>frequency domain Most everyone here knows that the FT describes the relationship between a waveform in the time domain and the frequency domain. I was enlighten... makolber

philosophical question about sharing information 125 37 (4/20/2008 3:43:39 PM) comp.dsp I have a fundamental philosophical question about sharing information here on Usenet with people that are in effect competing with us for our jobs. I am an electrical engineer in the US. In the past, I have a... Mark

Another tactic to fight the s p @ m 22 41 (4/20/2008 2:05:05 PM) comp.dsp take a look over at comp.dsp... someone / something is going through all the posts and changing the subject to SPAM for those posts that are ...um...spam.... that mkes it very easy for the rest of us to dea... Mark

report spam to google via this link 26 35 (4/15/2008 9:04:40 PM) comp.dsp i know it probably won't help much but we can try i know it's meant for websites but maybe at least there is a real person on the other end http://www.google.com/contact/spamreport.html Mark ... Mark

PING Rick Lyons re Hilbert Xform & Envelope Detectors 3 31 (1/17/2008 7:42:35 PM) comp.dsp Hi Rick, I sent you an e-mail about a week ago re the above. Did you get it? Mark ... Mark

How to prevent aliasing caused by non-linear function implemented in the digital domain 15 34 (4/27/2006 8:42:52 PM) comp.dsp How to prevent aliasing caused by non-linear function implemented in the digital domain Consider an audio input signal band limited to 20 kHz and sampled at 44.1 kHz for example. No problem. But suppose I w... Mark

makolber's replies:

Items(411) /42 Next >> Last >|

filtering narrow-band signal preserving phase information 10 47 (11/30/2012 4:20:01 PM) comp.dsp Hello, I have a newbie question again on phase of signal. I want to know more on filtering signal with preserving phase information. When is it important to preserve the phase information of a signal an... gongdori

Allpass filters and Wikipedia 8 26 (12/11/2012 7:35:04 AM) comp.dsp I looked up allpass filters on Wikipedia the other day and stumbled on this= .. " Allpass Filters such as the above can be cascaded with unstable or mixed-= phase filters to create a stable or minimum-ph... robert.adams (247)

FMCW Radar and Ranging 7 22 (12/12/2012 6:51:01 AM) comp.dsp Gentle comp.dsp readers, I've read a few places around the web that FMCW radar is good for ranging. Why? Why wouldn't a "standard" pulse radar be just as good? I understand that as the range becomes shor... yates9428 (382)

Generate Pink Noise Efficiently 41 13 (3/20/2013 2:10:01 AM) comp.dsp I am looking for a compute-efficient algorithm to generate pink noise. The application must run on a smartphone (iPhone or Android w/NDK) and take up a small fraction of the available compute time. The appl... no-one5677 (26)

SDR - Demodulation of DVB-C 11 12 (3/27/2013 10:42:54 AM) comp.dsp Hi, I am having some issues with the IQ-demodulation of a DVB-C signal. Even though it works fine on synthesized data, I can't get the timing recovery to work on real data. Can anybody tell me what I am do... Vieriksson

Pulse Shaping Question 7 13 (4/11/2013 2:13:48 AM) comp.dsp Hi, I read two very nice articles about Pulse-Shaping, and they both individually makes a lot of sense, but when I want to draw a conclusion, I get confused. Here is the fist article: http://zone.ni.com... rudykeram

Clipped before FFT 28 6 (5/10/2013 11:17:08 PM) comp.dsp I have been experimenting with some time-domain pre-processing to improve the reliability of an FFT application. The application is extracting the RPM of an engine from the sound it makes. Prior to these e... no-one5677 (26)

the zimmerman case and forensic audio analysis 22 4 (6/8/2013 3:26:39 AM) comp.dsp i'd be interested to hear opinions here (professional and otherwise) on the reliability of determining who was screaming. given the recording was through a cellular network and passed through codecs, i'd ... yates9428 (382)

Energy efficiency in wireless systems 7 2 (6/12/2013 5:37:11 AM) comp.dsp Hi All, I understand that such questions depend very much on the exact conditions under which the system is implemented. However, this is a question related to research and not actual implementation. Ther... commsignal

CPM #2 26 1 (6/14/2013 9:15:19 PM) comp.dsp Hello, It's my first time here. I have no idea in signal processing math but reasonable C programming, and need to send data (minimum 2400bps though more is better) thru the audio (baseband) section of ... Ro_ny