[Discuss-gnuradio] Ideas for Clock Synchronization at Receiver in Spread Spectrum Implementation on Gnuradio

2008-11-10 Thread Murtuza
ithm used in the code gr_clock_recovery_mm_XX.c but found it rather difficult to understand. If possible will someone throw some light over it. Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi University, MS 3

Re: [Discuss-gnuradio] Gnuradio block behaves strange.....please have a look at this (Found my mistake)

2008-10-07 Thread Murtuza
Mon, Oct 6, 2008 at 6:32 PM, Murtuza <[EMAIL PROTECTED]> wrote: > This is the corrected C++ source code. > > > /* -*- c++ -*- */ > /* > * Copyright 2004 Free Software Foundation, Inc. > * > * This file is part of GNU Radio > * > * GNU Radio is free soft

Re: [Discuss-gnuradio] Gnuradio block behaves strange.....please have a look at this

2008-10-06 Thread Murtuza
00 > 01 00 01 00 01 01 01 00 01 00 01 00 00 00 > 00 01 00 01 00 00 00 01 00 01 00 01 01 01 > 00 01 00 01 00 00 00 01 00 01 00 01 01 01 > > I hope this information is good enough for you to help me. Do you want me > to send my files as a ".tar.gz" compressed fi

Re: [Discuss-gnuradio] Gnuradio block behaves strange.....please have a look at this

2008-10-06 Thread Murtuza
thon(mentioning it again) >>> from gnuradio import gr,spread >>> a=gr.file_source(gr.sizeof_char,"/home/murtuza/f",True) >>> b=gr.packed_to_unpacked_bb(1,gr.GR_LSB_FIRST) >>> c=gr.glfsr_source_b(3,True,0x05,0x01) >>> d=gr.glfsr_source_b(3

Re: [Discuss-gnuradio] Gnuradio block behaves strange.....please have a look at this

2008-10-05 Thread Murtuza
"/home/murtuza/f" contains only 1 byte which is 0xAA. I repeatedly read this using "True" in the gr.file_source. >>> from gnuradio import gr,spread >>> a=gr.file_source(gr.sizeof_char,"/home/murtuza/f",True) >>> b=gr.packed_to_unpacked(1,

[Discuss-gnuradio] Gnuradio block behaves strange.....please have a look at this

2008-09-30 Thread Murtuza
(int degree_PN) throw (std::runtime_error); class dsss_spreading_blk_b:public gr_block { protected: dsss_spreading_blk_b(int degree_PN); }; -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi University, MS 38677

[Discuss-gnuradio] A little help with vectors please

2008-09-27 Thread Murtuza
do it. But I do not know how to access the elements from an array of vectors. Please help me on this. I looked for the answer on google but couldn't find any. Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi Uni

Re: [Discuss-gnuradio] GNU Radio beginner

2008-09-23 Thread Murtuza
sue but > i am totally new in GNU Radio and i think i am the first to try GNU > Radio in my country. currently i am doing my master by Research. > > thank you in advance. > > adib sairi > -- > Posted via http://www.ruby-forum.com/. > > > ______

[Discuss-gnuradio] Help with Undefined Symbol error --- undefined symbol: _Z25dsss_make_spreading_blk_bj

2008-09-22 Thread Murtuza
same thing on a different computer with the same result. Has it got something to do with SWIG or the .i file. I use SWIG 1.3.31 and gnuradio 3.1.3. Any help will be appreciated Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University o

Re: [Discuss-gnuradio] Can we control the rate at which a block spews data

2008-09-20 Thread Murtuza
e ? Thanks again, Ali On Tue, Sep 9, 2008 at 8:20 AM, Eric Blossom <[EMAIL PROTECTED]> wrote: > On Tue, Sep 09, 2008 at 04:01:02AM -0500, Murtuza wrote: > > Hi friends, > > > > I have a gnuradio block that generates Gold code PN sequence. This code > is > > bas

Re: [Discuss-gnuradio] spread data in gnuradio

2008-09-17 Thread Murtuza
improve my skill at programming. But if I am stuck I will send a mail on this discussion board to ask for suggestions. Thanks once again to you and all on this group Ali On Wed, Sep 17, 2008 at 10:05 AM, Ed Criscuolo <[EMAIL PROTECTED]>wrote: > mir murtuza ali wrote: > >> hi a

[Discuss-gnuradio] spread data in gnuradio

2008-09-16 Thread mir murtuza ali
hi all i want to spread binary data read from a file using a PN sequence. The PN sequence is generated by a LFSR. Is there any gnuradio block that can help me do this. The gr.glfsr_source_b generates the sequence continously. If there isn't any block that can help me do this, can you suggest a

Re: [Discuss-gnuradio] Modulation Schemes

2008-09-09 Thread Murtuza
, Murtuza <[EMAIL PROTECTED]> wrote: > Look into the directory > /usr/local/lib/python2.x/site-packages/gnuradio/blks2impl/ . It has many > modulation schemes already implemented in Gnuradio. GMSK is infact the > default scheme but one can choose various other provided in this direct

[Discuss-gnuradio] Can we control the rate at which a block spews data

2008-09-09 Thread Murtuza
ter's performance ability. If I want to send a controlled sequence at 2Mcps how do I do this ? My work requires a chip sequence of 2Mcps but the one generated on my computer may be faster or slower. I did not find the exact rate though. Any ideas on how to do this ? Thanks Ali -- Mir Murtuza Al

Re: [Discuss-gnuradio] Modulation Schemes

2008-09-09 Thread Murtuza
se converted to binary 1's and 0's > using ASCII or Hex conversion and then modulated and transmitted? > > Any help will be greatly appreciated. Thanks all. > > Dumezietho > > > > ___ > Discuss-gnuradio mailing lis

Re: [Discuss-gnuradio] help with ImportError: dynamic module does not define init function (init_gold)

2008-09-07 Thread Murtuza
Never mind, I found the mistake in my Makefile.am I forgot to add the SWIG generated .cc source under _la_SOURCES primary. Thanks to all, again Ali On Sun, Sep 7, 2008 at 3:41 PM, Murtuza <[EMAIL PROTECTED]> wrote: > I made my block according to gr-howto-write-a-block. I wrote

Re: [Discuss-gnuradio] help with ImportError: dynamic module does not define init function (init_gold)

2008-09-07 Thread Murtuza
I made my block according to gr-howto-write-a-block. I wrote the SWIG interface similar to what gr-howto-write-a-block does. Thanks Ali On Sun, Sep 7, 2008 at 12:57 PM, Johnathan Corgan < [EMAIL PROTECTED]> wrote: > On Sun, Sep 7, 2008 at 12:34 AM, Murtuza <[EMAIL PROTECTED]>

[Discuss-gnuradio] help with ImportError: dynamic module does not define init function (init_gold)

2008-09-07 Thread Murtuza
1.3.31 and gnuradio 3.1.3 (the latest SVN distribution) Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi University, MS 38677 Ph : (M) 662-202-5472 , (R) 662-513-9903 ___ Discuss-gnuradio

[Discuss-gnuradio] make check returns errors on new gnuradio svn trunk

2008-08-26 Thread Murtuza
-recursive] Error 1 make[2]: Leaving directory `/opt/gnuradio/gnuradio-core/src' make[1]: *** [check-recursive] Error 1 make[1]: Leaving directory `/opt/gnuradio/gnuradio-core' make: *** [check-recursive] Error 1 -- Mir Murtuza Ali Graduate Student Center for W

Re: [Discuss-gnuradio] Error installing latest gnuradio trunk -- Ignore the mail please...it wasnt meant to be sent

2008-08-25 Thread Murtuza
; [EMAIL PROTECTED]> wrote: > Murtuza wrote: > > > I tried installing the latest svn gnuradio installation on an Ubuntu > > Fiesty system. This is the error i get after the bootstrap is run. I do > > not understand what it means. It never happened to me earlier. > >

[Discuss-gnuradio] Error installing latest gnuradio trunk

2008-08-25 Thread Murtuza
e. Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi University, MS 38677 Ph : (M) 662-202-5472 , (R) 662-513-9903 ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.o

Re: [Discuss-gnuradio] Help compiling new block

2008-08-23 Thread Murtuza
nd configure.ac:92: required file `src/python/run_tests.in' not found Thanks Ali On Sat, Aug 23, 2008 at 12:45 AM, Jim Watson <[EMAIL PROTECTED]> wrote: > Murtuza wrote: > >> [EMAIL PROTECTED]:/opt/gnuradio/gr-howto-write-a-block# ./bootstrap >> >> > Usu

[Discuss-gnuradio] Help compiling new block

2008-08-22 Thread Murtuza
92: required file `src/python/run_tests.in' not found [EMAIL PROTECTED]:/opt/gnuradio/gr-howto-write-a-block# Can someone help me out on this. Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississi

[Discuss-gnuradio] How and where does history() function affect forecast() or the Scheduler's execution

2008-08-19 Thread Murtuza
ok at ? Thanks Ali -- Mir Murtuza Ali Graduate Student Center for Wireless Communications University of Mississippi University, MS 38677 Ph : (M) 662-202-5472 , (R) 662-513-9903 ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.

[Discuss-gnuradio] Re: Error in installation of latest code....I fixed it .... ignore it now

2008-08-14 Thread Murtuza
Hi friends I fixed the error according to this post http://www.mail-archive.com/discuss-gnuradio@gnu.org/msg09747.html I guess I was a little tired and didn't look through the archives properly. Thanks Ali On Thu, Aug 14, 2008 at 1:49 AM, Murtuza <[EMAIL PROTECTED]> wrote: >

[Discuss-gnuradio] Error in installation of latest code

2008-08-13 Thread Murtuza
_swig_python.py", line 23, in from gnuradio_swig_py_runtime import * File "/usr/local/lib/python2.5/site-packages/gnuradio/gr/gnuradio_swig_py_runtime.py", line 6, in import _gnuradio_swig_py_runtime ImportError: libgnuradio-core.so.0: cannot open shared object file

Re: [Discuss-gnuradio] Re: One simple question

2008-08-12 Thread Murtuza
nt in software only given we have a good computer to work with ? Correct me if I am wrong. I will really appreciate it. Thanks again Ali On Tue, Aug 12, 2008 at 4:53 AM, Patrick Strasser < [EMAIL PROTECTED]> wrote: > Murtuza wrote am 2008-08-12 05:47: > >> hi friends, >> >

[Discuss-gnuradio] One simple question

2008-08-11 Thread Murtuza
hi friends, Can anyone tell me how one can implement a block that generates a sequence of bits at a rate of 2Mbps. I am new to Gnuradio and working towards implementing a sequence generator on gnuradio. I did not find any block which already does this (atleast this is what i believe is true). I sh

[Discuss-gnuradio] a simple question from a beginner

2008-04-24 Thread Murtuza
Hi frnds I am new to GNURadio and I have a simple question the answer to which I cannot find. I tried all kinds of methods to know what's happening. This is my last way to know the answer. I am looking at tunnel.py in gnuradio/examples/digital directory. In this module in the main() function we in