{"id":76397,"date":"2019-02-10T11:00:02","date_gmt":"2019-02-10T03:00:02","guid":{"rendered":"https:\/\/www.gsmarena.com\/counterclockwise_the_path_to_5g_and_the_gs_that_came_before_it-news-35417.php"},"modified":"2019-02-10T11:00:02","modified_gmt":"2019-02-10T03:00:02","slug":"counterclockwise-the-story-of-5g-and-the-gs-that-came-before-it","status":"publish","type":"post","link":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/2019\/02\/10\/counterclockwise-the-story-of-5g-and-the-gs-that-came-before-it\/","title":{"rendered":"Counterclockwise: the story of 5G and the Gs that came before it"},"content":{"rendered":"

\"\" <\/p>\n

As the first 5G smartphones are nearing launch, we thought it was the right time to trace back the various “Gs” – the generations of mobile telephony and data.<\/p>\n

Note: we’ll focus on the GSM side of things, GSM and CDMA converged on 4G technology, anyway.<\/p>\n

2G: Circuit Switched Data<\/p>\n

CSD was the earliest digital method to deliver Internet connectivity to a mobile phone (1G or AMPS was an analog system). Data speeds were fairly slow, typically 9.6Kbps on GSM and 14.4Kbps on CDMA networks.<\/p>\n

Still, it was more than fast enough to handle the tiny WAP sites, send and receive email and even…<\/p>\n","protected":false},"excerpt":{"rendered":"

As the first 5G smartphones are nearing launch, we thought it was the right time to trace back the various “Gs” – the generations of mobile telephony and data.<\/p>\n

Note: we’ll focus on the GSM side of things, GSM and CDMA converged on 4G technology, an… \u95b1\u8b80\u5168\u6587 →<\/span><\/a><\/p>\n","protected":false},"author":85,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"slim_seo":[],"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[2,2047,453,7],"tags":[398,402,397,414,413,410,409,407,408,11,406,399,400,394,10,401,396,403,412,411,395,405,404,457,454],"jetpack_publicize_connections":[],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p7prtj-jSd","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/76397"}],"collection":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/users\/85"}],"replies":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/comments?post=76397"}],"version-history":[{"count":1,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/76397\/revisions"}],"predecessor-version":[{"id":76398,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/76397\/revisions\/76398"}],"wp:attachment":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/media?parent=76397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/categories?post=76397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/tags?post=76397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}