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Apparently based on "Micron Technical Note TN-29-08: Hamming Codes for NAND Flash Memory Devices". 2005. So as far as i can tell, its a far-end fault with a upstream problem. MaxDSL diagnostics Are your kids pirates ? They are most often soft decoded with the Viterbi algorithm, though other algorithms are sometimes used.

Merkwürdig. Yuan (2000). David Message 15 of 30 (114 Views) Reply 0 Thanks « Previous 1 2 Next » Subscribe to RSS Feed Mark Topic as New Mark Topic as Read Float this Topic Dropping packets will kill throughput a lot faster than any potential increase in link speed.That being said, though, the impact of dropped packets varies depending on the type of traffic you're

As soon as I plugged the Home hub in the noise dropped instantly and the throughput increased immediately to what I am now getting. Would these speeds be OK for a Wi-Fi capable TV? The only thing that changed was that I replaced a Zyxel G202 56kbps adaptor with a TP Link WN821N 300kpbs adaptor - I know T P Link are nothing to write Was that the same PC as last time on the same network connection ?

p. 28. I don't know if there is such a thing as an acceptable number or if it's never worth accepting more than needed and thus if the difference between interleaving and non-interleaving yarwell(sensei) Thu 03-Mar-11 09:09:45 Re: Help ADSL2+ issues [re: Tuliptownman] [link to this post] I am not expecting any major changes to throughput speeds. Auauauau......

It did reach 15942 kpbs but I had to reset the router thanks to BT FON playing havoc with my wireless connection. Retrieved 4 December 2012. ^ "Hamming codes for NAND flash memory devices". In contrast to classical block codes that often specify an error-detecting or error-correcting ability, many modern block codes such as LDPC codes lack such guarantees. Hat Monster "Armed and Hammered" Ars Legatus Legionis Tribus: Yorkshire (it's grim oop north) Registered: Jan 21, 2001Posts: 42672 Posted: Sat Jul 04, 2009 11:19 pm SNR and SNRM are very

The Big Kahuna View Public Profile Send a private message to The Big Kahuna Find More Posts by The Big Kahuna 02-Aug-2011, 11:33 #2 Bilb Amazeballs! I was experiencing some line drops and after persistance with BT (using their community forums) I have had a home engineer visit and a faulty circuit has been identified at the If the line is longer and more noisy, a lower SNRM and interleaving is the order of the day, to squeeze out as much bitrate as possible. Thank you for helping us maintain CNET's great community.

Proceedings of the 10th ACM Workshop on Hot Topics in Networks. Therefore, don't worry about them as you would with uncorrected CRC errors.Here's what my Actiontec GT 701 (with 5.5 firmware) shows for those errors (down/up, I guess):Near End RS FEC (105264/0)Far is present, wouldn't it cause the errors to occur both places at a near 50% hit rate?These are tough questions, so please, If you aren't sure or speculating, please say so. Es ist jetzt 18:08 Uhr.

got feedback? Both say: "The Hamming algorithm is an industry-accepted method for error detection and correction in many SLC NAND flash-based applications." ^ a b "What Types of ECC Should Be Used on krazykizza(fountain of knowledge) Sun 27-Feb-11 16:46:30 Re: Help ADSL2+ issues [re: yarwell] [link to this post] Interleaving usually reduces the maximum line sync usually, doesn't it? dennoch ist die Dämpfung n Ticken zu hoch für den vollen 16000er Anschluss.

Message 4 of 30 (114 Views) Reply 0 Thanks spraxyt Community Veteran Posts: 8,420 Thanks: 136 Fixes: 17 Registered: ‎06-04-2007 Re: New Zyxel Router Disconnections and Sync Speed ‎24-03-2011 1:52 PM Tuliptownman(newbie) Thu 03-Mar-11 01:01:12 Re: Help ADSL2+ issues [re: yarwell] [link to this post] In reply to a post by yarwell:ping www.bbc.co.uk -t then Ctrl/c to stop it after 5 An application like RouterStats will allow you to graph your router. Throughput will have correspondingly reduced as you have found.So the key to this is probably to establish why the Zyxel disconnected more frequently.

Ich die 802 und diese zeigt mir seltsamerweise bei FastPath und 18000er-Profil gar keine FEC-Fehler mehr an. Thank you for your comments. The Big Kahuna View Public Profile Send a private message to The Big Kahuna Find More Posts by The Big Kahuna 02-Aug-2011, 13:30 #7 Blunteh Return of the Colander Join I would like to get one with Wi-Fi capability giving the options of media streaming but untill I can get my actual throughput speeds to a higher level and address my

Unioner86 Mobilfunk: Anbieter und deren Tarife 2 08.10.2005 15:28 HI-End-PC als videorekorder sergeant yorkie Hardware 26 20.11.2003 13:06 Mid-end? Please refer to our CNET Forums policies for details. Message 6 of 30 (114 Views) Reply 0 Thanks MKICampaign Dabbler Posts: 22 Registered: ‎24-03-2011 Re: New Zyxel Router Disconnections and Sync Speed ‎25-03-2011 2:11 PM Options Mark as New Bookmark Message 3 of 30 (114 Views) Reply 0 Thanks MKICampaign Dabbler Posts: 22 Registered: ‎24-03-2011 Re: New Zyxel Router Disconnections and Sync Speed ‎24-03-2011 11:55 AM Options Mark as New Bookmark

Same PC and connection. This all-or-nothing tendency — the cliff effect — becomes more pronounced as stronger codes are used that more closely approach the theoretical Shannon limit. Interleaving FEC coded data can reduce the all or nothing properties of transmitted FEC codes when the channel errors tend to occur in bursts. FAR End zeigt die Fehler die in der Vermittlungsstelle (DSLAM) auflaufen, Sie umfassen den Upload und enthalten die Fehler die nach deinem DSL Modem bis zu DSLAM auflaufen.

FEC processing in a receiver may be applied to a digital bit stream or in the demodulation of a digitally modulated carrier. CS1 maint: Multiple names: authors list (link) ^ "Digital Video Broadcast (DVB); Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other satellite broadband I know that the other Speedtesting sites can produce very strange results with my set up. Bell System Tech.

Deine Interpretation ist korrekt. I have NO idea exactly what this is. Proceedings of the 15th conference on USENIX Security Symposium. ^ a b B. Nearly all classical block codes apply the algebraic properties of finite fields.

In contrast, convolutional codes are typically decoded using soft-decision algorithms like the Viterbi, MAP or BCJR algorithms, which process (discretized) analog signals, and which allow for much higher error-correction performance than FEC is therefore applied in situations where retransmissions are costly or impossible, such as one-way communication links and when transmitting to multiple receivers in multicast. Error Control Systems for Digital Communication and Storage. I expect it will only flap from too many CRC errors or actually dropping a load of hello packets (5 by standard default behaviour if I remember).

I can only conclude that my Zyxel circuitry was damaged due to a couple of Power cuts and line drops caused by faulty exchange circuitry. ISBN0-13-200809-2. Bis 6db müsste meiner Meinung nach noch OK sein, unter 6db isses sicher grenzwertig. I suppose I am going to have to put up with them - I am still getting higher throughput speeds than BT's average on ADSL2+.

New York: Plenum Press. Wenn ich aber an meine Alice Zeit in meiner alten Wohnung zurück denke und an meine schönes Thomson Speedtouch Modem, dann lief die Leitung noch mit nem SNR von 4,5db problemlos ForumsJoin Search similar:[Connectivity] Need Help With Unstable Verizon DSL Line North Ea[Info Needed] DSLAM build location[Speed/Latency] Can I handle the 1.1 to 3 package ?very slow speeds at night[CenturyTel] what causes Ich hoffe auf eine mögliche zukünftige Alternativ-Firmware.

FEC adds redundant information to the data to recreate it in case it is corrupted. Find More Posts by Bilb 02-Aug-2011, 11:34 #3 Sin TheMutsNuts. Sancho_hl Öffentliches Profil ansehen Private Nachricht an Sancho_hl schicken Suche alle Beiträge von Sancho_hl #5(Permalink) 01.04.2009, 09:53 Nero FX Senior Mitglied Registriert seit: 10.03.2006 Beiträge: 4.770 Provider: 1und1 via