{"id":3799,"date":"2010-12-07T21:14:02","date_gmt":"2010-12-08T02:14:02","guid":{"rendered":"http:\/\/rbach.net\/blog\/?p=3799"},"modified":"2022-08-24T13:32:24","modified_gmt":"2022-08-24T17:32:24","slug":"more-wlan-patent-legal-wrangling","status":"publish","type":"post","link":"https:\/\/rbach.net\/index.php\/more-wlan-patent-legal-wrangling\/","title":{"rendered":"More Wi-Fi Patent Legal Wrangling"},"content":{"rendered":"<p>T<a href=\"https:\/\/secure.wikimedia.org\/wikipedia\/en\/wiki\/Patent_troll\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-100392\" title=\"More Wi-Fi Patent Legal Wrangling\" src=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/patent_troll-7.jpg?resize=110%2C110&#038;ssl=1\" alt=\"More Wi-Fi Patent Legal Wrangling\" width=\"110\" height=\"110\" srcset=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/patent_troll-7.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/patent_troll-7.jpg?resize=75%2C75&amp;ssl=1 75w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/patent_troll-7.jpg?w=400&amp;ssl=1 400w\" sizes=\"auto, (max-width: 110px) 100vw, 110px\" \/><\/a>he wireless patent wars wage on. Ericsson, (<a href=\"https:\/\/www.tradingview.com\/symbols\/NASDAQ-ERIC\/?exchange=NASDAQ\" target=\"_blank\" rel=\"noopener noreferrer\">ERIC<\/a>) the Swedish telecommunications giant has filed suit in the <a href=\"https:\/\/www.txed.uscourts.gov\/\" target=\"_blank\" rel=\"noopener noreferrer\">U.S. District Court for the Eastern District of Texas<\/a> against a number of companies for alleged patent infringement of its <a href=\"http:\/\/www.ieee.org\/index.html\" target=\"_blank\" rel=\"noopener noreferrer\">IEEE<\/a> <a href=\"http:\/\/www.ieee802.org\/11\/\" target=\"_blank\" rel=\"noopener noreferrer\">802.11<\/a> Wi-Fi products <a href=\"http:\/\/cens.com\/cens\/html\/en\/news\/news_inner_33833.html\" target=\"_blank\" rel=\"noopener noreferrer\">reports<\/a> <em><a href=\"http:\/\/cens.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">CENS.com<\/a><\/em>. <em>CENS.com<\/em> says the businesses named in Ericsson&#8217;s lawsuit include:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.acer.com\/us-en\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-100394 \" title=\"Acre logo\" src=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/acer_logo-e1565660978389-75x25.jpg?resize=105%2C35&#038;ssl=1\" alt=\"Acre logo\" width=\"105\" height=\"35\" srcset=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/acer_logo-e1565660978389.jpg?resize=75%2C25&amp;ssl=1 75w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/acer_logo-e1565660978389.jpg?w=150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 105px) 100vw, 105px\" \/><\/a><a href=\"https:\/\/www.acer-group.com\/ag\/en\/TW\/content\/home\" target=\"_blank\" rel=\"nofollow noopener\">Acer&#8217;s parent company<\/a>,<\/li>\n<li><a href=\"https:\/\/www.acer.com\/us-en\/\" target=\"_blank\" rel=\"noopener noreferrer\">Acer America<\/a>,<\/li>\n<li><a href=\"http:\/\/www.gateway.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Acer&#8217;s Gateway subsidiary<\/a>,<\/li>\n<li><a href=\"http:\/\/web.archive.org\/web\/20131207002208\/http:\/\/hq.dlink.com\/corporate\/default.aspx\" target=\"_blank\" rel=\"noopener noreferrer\">D-Link&#8217;s parent company<\/a>,<\/li>\n<li><a href=\"http:\/\/www.dlink.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">D-Link&#8217;s subsidiary in America<\/a>,<\/li>\n<li><a href=\"http:\/\/www.netgear.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Netgear<\/a>.<\/li>\n<\/ul>\n<p>The <em>CENS.com<\/em> article says the lawsuit involves all WLAN (wireless local area network) devices either incorporating chipsets supplied by:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.atheros.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Atheros Communications Inc<\/a>.,<a href=\"http:\/\/www.atheros.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-100396 size-thumbnail\" title=\"Atheros logo\" src=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/atheros_logo.jpg?resize=75%2C59&#038;ssl=1\" alt=\"Atheros logo\" width=\"75\" height=\"59\" srcset=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/atheros_logo.jpg?resize=75%2C59&amp;ssl=1 75w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/atheros_logo.jpg?w=120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 75px) 100vw, 75px\" \/><\/a><\/li>\n<li><a href=\"http:\/\/www.ralinktech.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ralink Corp<\/a>.,<\/li>\n<li><a href=\"https:\/\/www.realtek.com\/en\/\" target=\"_blank\" rel=\"nofollow noopener\">Realtek Semiconductor Corp<\/a>.<\/li>\n<\/ul>\n<p>or OEM products made by:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.foxconn.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Foxconn Technology Group<\/a>,<\/li>\n<li><a href=\"https:\/\/www.gemteks.com\/en\" target=\"_blank\" rel=\"nofollow noopener\">Gemtek Technology Co Ltd.<\/a>,<\/li>\n<li><a href=\"https:\/\/www.liteon.com\/en\" target=\"_blank\" rel=\"nofollow noopener\">Lite-on Technology Corp<\/a>.<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.foxconn.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-100398\" title=\"Foxconn logo\" src=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/foxconn_Logo.jpg?resize=110%2C38&#038;ssl=1\" alt=\"Foxconn logo\" width=\"110\" height=\"38\" srcset=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/foxconn_Logo.jpg?resize=75%2C26&amp;ssl=1 75w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/foxconn_Logo.jpg?w=150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 110px) 100vw, 110px\" \/><\/a><a href=\"http:\/\/www.tcmagazine.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Tech Connect<\/a> reports that Ericsson claims, the companies named are offering products that violate one or more of the following WLAN patents (number\/title):<\/p>\n<ul>\n<li>6,466,568 &#8211; &#8216;Multi-rate radiocommunication systems and terminals&#8217;<\/li>\n<li>5,771,468 &#8211; &#8216;Multi-purpose base station&#8217;<\/li>\n<li>6,519,223 &#8211; &#8216;System and method for implementing a semi-reliable retransmission protocol&#8217;<\/li>\n<li>6,330,435 &#8211; &#8216;Data packet discard notification&#8217;<\/li>\n<li>6,772,215 &#8211; &#8216;Method for minimizing feedback responses in ARQ protocols<\/li>\n<li>6,424,625 &#8211; &#8216;Method and apparatus for discarding packets in a data network having automatic repeat request&#8217;<\/li>\n<li>6,173,352 &#8211; &#8216;Mobile computer mounted apparatus for controlling enablement and indicating the operational status of a wireless communication&#8217;<\/li>\n<li>5,987,019 &#8211; &#8216;Multi-rate radiocommunication systems and terminals&#8217;<\/li>\n<li>5,790,516 &#8211; &#8216;Pulse shaping for data transmission in an orthogonal frequency division multiplexed system&#8217;<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.foxconn.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-100400 \" title=\"D-Link logo\" src=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/dLink_Logo-e1565661112740-75x21.gif?resize=100%2C28&#038;ssl=1\" alt=\"D-Link logo\" width=\"100\" height=\"28\" srcset=\"https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/dLink_Logo-e1565661112740.gif?resize=75%2C21&amp;ssl=1 75w, https:\/\/i0.wp.com\/rbach.net\/wp-content\/uploads\/dLink_Logo-e1565661112740.gif?resize=150%2C42&amp;ssl=1 150w\" sizes=\"auto, (max-width: 100px) 100vw, 100px\" \/><\/a>Ericsson requested the infringing companies to compensate its losses and asked the court to ban the sales of the infringing products. D-Link told <em>CENS.com<\/em> they cannot give any comment because the company had not received any file from the court. But it will not affect the sales of its products. Acer told <em>CENS.com <\/em>that its legal department had received the related notice and has started judicial procedures.<\/p>\n<p><strong><em>rb-<\/em><\/strong><\/p>\n<p><em>I have covered other WLAN patent suits <a href=\"https:\/\/wp.me\/p2wgaW-K6\" target=\"_blank\" rel=\"noopener\">here<\/a> and <a href=\"https:\/\/wp.me\/p2wgaW-88\" target=\"_blank\" rel=\"noopener\">here<\/a>. While I&#8217;m no patent lawyer, what this says to me is that the WLAN market is starting to level off and firms are looking for &#8220;other&#8221; ways to make some money without producing products. A business tactic fresh from the 1980s.<\/em><\/p>\n<p><em>I also noticed that this suit between a European firm (Ericsson) and Asian firms (Acer, Netgear, and D-Link) was brought in U.S. District Court for the Eastern District of Texas. This seems to be a favorite place for firms to sue each other, I wonder if anyone has ever investigated why this court is so popular for alleged patent troll cases.<\/em><\/p>\n<p><em>One of the things that we instituted a while ago, in our RFP&#8217;s and contract&#8217;s is a clause that requires the VAR and the manufacturer to hold the end-user harmless in regards to patent suits the VAR or manufacturer may get entangled in.<\/em><\/p>\n<h6>Related articles<\/h6>\n<ul>\n<li><a href=\"http:\/\/mobile.slashdot.org\/story\/13\/12\/15\/2145239\/graphene-based-nanoantennas-could-allow-wlans-of-nanodevices\" target=\"_blank\" rel=\"noopener noreferrer\">Graphene-based Nanoantennas Could Allow WLANs of Nanodevices<\/a> (mobile.slashdot.org)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><em><a title=\"Ralph Bach\" href=\"https:\/\/rbach.net\/index.php\/new-resume\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ralph Bach<\/a>\u00a0has been in IT long enough to know better and has blogged from his\u00a0<a title=\"Bach Seat\" href=\"https:\/\/rbach.net\/\" target=\"_blank\" rel=\"noopener noreferrer\">Bach Seat<\/a> about IT, careers, and anything else that catches his attention since 2005. You can follow him on <a class=\"broken_link\" href=\"http:\/\/www.linkedin.com\/in\/rb48334\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">LinkedIn<\/a>,\u00a0<a href=\"https:\/\/www.facebook.com\/ralph.bach.14\" target=\"_blank\" rel=\"noopener noreferrer\">Facebook<\/a>,\u00a0and\u00a0<a href=\"https:\/\/twitter.com\/rbach48334\" target=\"_blank\" rel=\"noopener noreferrer\">Twitter<\/a>. Email the Bach Seat\u00a0<a href=\"mailto:\/\/bach.seat@gmail.com\" target=\"_blank\" rel=\"noopener noreferrer\">here<\/a>.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ericsson has filed patent troll lawsuits in Texas against Acer D-Link for alleged patent infringement of its IEEE 802.11 Wi-Fi products.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[3240,244,228,288,289,1325,313,579,1880],"class_list":["post-3799","post","type-post","status-publish","format-standard","hentry","category-wi-fi","tag-3240","tag-acer","tag-d-link","tag-ericsson","tag-foxconn","tag-patent","tag-troll","tag-wi-fi-2","tag-wlan"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Ericsson has filed patent troll lawsuits in Texas against Acer D-Link for alleged patent 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