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Electronic Equipment > VHDL > Re: FPGA based ...
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Re: FPGA based database searching

by Kolja Sulimma <ksulimma@[EMAIL PROTECTED] > Jun 25, 2008 at 04:57 AM

On 23 Jun., 15:00, "Norman Bollmann" <wirdnichtgele...@[EMAIL PROTECTED]
> wrote:
> Therefore external memory has to
> be used, slowing down the throughput. Target is a database searching of
> 262144 elements with 16 bit each in maximum 220 ms.

What type of searches are you performing? What other operations are
required?
There are data structures that do an identity lookup in constant time
and interval
searches in logarithmic time. A CPU should do that in less than a
microsecond.

Kolja Sulimma
 




 13 Posts in Topic:
FPGA based database searching
"Norman Bollmann&quo  2008-06-23 15:00:09 
Re: FPGA based database searching
Jon Beniston <jon@[EMA  2008-06-23 06:10:55 
Re: FPGA based database searching
Mike Treseler <mike_tr  2008-06-23 11:04:49 
Re: FPGA based database searching
Ben Jackson <ben@[EMAI  2008-06-23 20:40:40 
Re: FPGA based database searching
Andy <jonesandy@[EMAIL  2008-06-23 14:57:15 
Re: FPGA based database searching
PFC <lists@[EMAIL PROT  2008-06-24 12:58:30 
Re: FPGA based database searching
gavin@[EMAIL PROTECTED]   2008-06-25 19:26:17 
Re: FPGA based database searching
Kolja Sulimma <ksulimm  2008-06-25 04:57:27 
Re: FPGA based database searching
nico@[EMAIL PROTECTED] (  2008-06-25 17:44:23 
Re: FPGA based database searching
"Norman Bollmann&quo  2008-06-27 17:05:22 
Re: FPGA based database searching
Chris Maryan <kmaryan@  2008-06-27 10:52:49 
Re: FPGA based database searching
"rponsard@[EMAIL PRO  2008-06-30 04:02:24 
Re: FPGA based database searching
"rponsard@[EMAIL PRO  2008-06-30 04:03:40 

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