Wireless and Mobile Communication: Wireless and Mobile Communication lecture in Hindi-Concept of 1G 2G 2.5G 3G 3.5G 3.75G 4G 5G.<\/p>\n
[fvplayer id=”37″]<\/p>\n
Wireless communication has evolved significantly over the years, from basic analog voice calls (1G)<\/strong> to the ultra-fast and intelligent 5G networks<\/strong> of today. Understanding this evolution helps in grasping mobile technology advancements<\/strong> and their impact on daily life.<\/p>\n Wireless communication refers to the transfer of information without physical cables<\/strong>, using radio waves, microwaves, or infrared signals<\/strong>. Mobile communication allows wireless connectivity<\/strong> between users across different locations.<\/p>\n Technology:<\/strong> Analog radio signals (AMPS, NMT, TACS) Technology:<\/strong> GSM (Global System for Mobile), CDMA Technology:<\/strong> UMTS, HSPA, WCDMA, CDMA2000 Technology:<\/strong> LTE (Long Term Evolution), WiMAX Technology:<\/strong> mmWave, Massive MIMO, Beamforming \u00a0Expected by 2030<\/strong> From 1G to 5G<\/strong>, mobile networks have transformed the world<\/strong>, enabling faster communication, digital connectivity, and smart technology<\/strong>. The future of 6G<\/strong> will bring even more revolutionary advancements<\/strong> in AI, IoT, and automation!<\/p>\n Would you like more detailed explanations or examples<\/strong> on any specific generation?<\/p>\n \u092f\u0939 \u0930\u0939\u093e “Wireless and Mobile Communication”<\/strong> \u0915\u093e \u090f\u0915 \u0938\u0930\u0932 \u0914\u0930 \u0938\u094d\u092a\u0937\u094d\u091f \u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e\u0928 (Lecture)<\/strong> \u0939\u093f\u0902\u0926\u0940 \u092e\u0947\u0902, \u091c\u093f\u0938\u092e\u0947\u0902 \u0938\u092e\u091d\u093e\u092f\u093e \u0917\u092f\u093e \u0939\u0948 1G \u0938\u0947 \u0932\u0947\u0915\u0930 5G \u0924\u0915 \u0915\u093e \u092a\u0942\u0930\u093e \u0935\u093f\u0915\u093e\u0938 (evolution)<\/strong>:<\/p>\n (CSE\/IT\/ECE \u0915\u0947 \u091b\u093e\u0924\u094d\u0930\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u094b\u0917\u0940)<\/em><\/p>\n \ud83d\udcf6 Technology<\/strong>: Analog Signal<\/p>\n<\/li>\n \ud83d\udcde \u0938\u093f\u0930\u094d\u092b \u0935\u0949\u0907\u0938 \u0915\u0949\u0932\u093f\u0902\u0917 \u0915\u0940 \u0938\u0941\u0935\u093f\u0927\u093e<\/p>\n<\/li>\n \u274c Data Transfer \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e \u0925\u093e<\/p>\n<\/li>\n \ud83d\udd0a Poor voice quality, low security<\/p>\n<\/li>\n \ud83d\udccd \u0909\u0926\u093e\u0939\u0930\u0923<\/strong>: AMPS (Advanced Mobile Phone System)<\/p>\n<\/li>\n \ud83d\udce1 Bandwidth: 30 KHz per channel<\/p>\n<\/li>\n<\/ul>\n \ud83d\udcf6 Technology<\/strong>: Digital Signal (GSM)<\/p>\n<\/li>\n \ud83d\udcde Voice + Text (SMS)<\/p>\n<\/li>\n \ud83d\udce7 Limited data (emails, MMS)<\/p>\n<\/li>\n \u2705 \u092c\u0947\u0939\u0924\u0930 Security<\/p>\n<\/li>\n \ud83d\udccd \u0909\u0926\u093e\u0939\u0930\u0923<\/strong>: GSM, CDMA<\/p>\n<\/li>\n \ud83d\udce1 Speed: Up to 64 kbps<\/p>\n<\/li>\n<\/ul>\n \ud83d\udcf6 Technology<\/strong>: GPRS (General Packet Radio Service)<\/p>\n<\/li>\n \ud83c\udf10 Basic Internet \u0936\u0941\u0930\u0942 \u0939\u0941\u0906 (WAP sites)<\/p>\n<\/li>\n \ud83d\udce1 Speed: Up to 144 kbps<\/p>\n<\/li>\n \ud83d\udcac MMS, low-speed browsing \u0938\u0902\u092d\u0935<\/p>\n<\/li>\n<\/ul>\n \ud83d\udcf6 Technology<\/strong>: UMTS, HSPA<\/p>\n<\/li>\n \ud83d\udcf1 \u0935\u0940\u0921\u093f\u092f\u094b \u0915\u0949\u0932\u093f\u0902\u0917, \u0935\u0947\u092c \u092c\u094d\u0930\u093e\u0909\u091c\u093c\u093f\u0902\u0917, \u0910\u092a\u094d\u0938<\/p>\n<\/li>\n \ud83c\udfa5 Mobile TV, YouTube streaming<\/p>\n<\/li>\n \ud83d\udce1 Speed: 384 kbps to 2 Mbps<\/p>\n<\/li>\n \ud83d\udccd \u0909\u0926\u093e\u0939\u0930\u0923<\/strong>: BSNL 3G, Airtel 3G<\/p>\n<\/li>\n<\/ul>\n \ud83d\udd3c 3G \u0915\u093e \u092c\u0947\u0939\u0924\u0930 \u0938\u0902\u0938\u094d\u0915\u0930\u0923<\/p>\n<\/li>\n \ud83d\udce1 Speed: Up to 14 Mbps (Download), 5.8 Mbps (Upload)<\/p>\n<\/li>\n \ud83d\udcc8 \u092c\u0947\u0939\u0924\u0930 \u0907\u0902\u091f\u0930\u0928\u0947\u091f \u092c\u094d\u0930\u093e\u0909\u091c\u093c\u093f\u0902\u0917 \u0914\u0930 \u0935\u0940\u0921\u093f\u092f\u094b \u0915\u094d\u0935\u093e\u0932\u093f\u091f\u0940<\/p>\n<\/li>\n<\/ul>\n \u26a1 Higher-speed mobile broadband<\/p>\n<\/li>\n \ud83d\udce1 Speed: Up to 21 Mbps<\/p>\n<\/li>\n \ud83d\udcf6 Bridge between 3G and 4G<\/p>\n<\/li>\n<\/ul>\n \ud83d\udcf6 Technology<\/strong>: LTE (Long Term Evolution)<\/p>\n<\/li>\n \ud83c\udf10 HD Streaming, Online Gaming, VoLTE<\/p>\n<\/li>\n \ud83d\udce1 Speed: 100 Mbps to 1 Gbps<\/p>\n<\/li>\n \ud83d\udccd \u0909\u0926\u093e\u0939\u0930\u0923<\/strong>: Jio, Airtel 4G<\/p>\n<\/li>\n \u2705 Low latency, better QoS (Quality of Service)<\/p>\n<\/li>\n<\/ul>\n \ud83d\ude80 Technology<\/strong>: Massive MIMO, mmWave, Beamforming<\/p>\n<\/li>\n \ud83d\udce1 Speed: 1 Gbps to 10 Gbps<\/p>\n<\/li>\n \ud83d\udd01 Ultra-low latency (1 ms)<\/p>\n<\/li>\n \ud83c\udf0d IoT, Smart Cities, Self-driving Cars<\/p>\n<\/li>\n \ud83d\udcf6 Massive device connectivity possible<\/p>\n<\/li>\n \ud83d\udcf1 Real-time applications<\/strong>: VR\/AR, Remote Surgery, 8K Video<\/p>\n<\/li>\n<\/ul>\n \u091c\u0948\u0938\u0947-\u091c\u0948\u0938\u0947 \u092e\u094b\u092c\u093e\u0907\u0932 \u091c\u0928\u0930\u0947\u0936\u0928 \u092c\u0922\u093c\u0924\u0940 \u0917\u0908, \u0938\u094d\u092a\u0940\u0921, \u0915\u0928\u0947\u0915\u094d\u091f\u093f\u0935\u093f\u091f\u0940 \u0914\u0930 \u0938\u094d\u092e\u093e\u0930\u094d\u091f \u0938\u0941\u0935\u093f\u0927\u093e\u090f\u0902<\/strong> \u092c\u0922\u093c\u0924\u0940 \u0917\u0908\u0902\u0964<\/p>\n<\/li>\n \u0906\u091c \u0915\u093e 5G \u090f\u0915 \u0915\u094d\u0930\u093e\u0902\u0924\u093f\u0915\u093e\u0930\u0940 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u0928<\/strong> \u0939\u0948, \u091c\u094b AI, IoT, AR\/VR<\/strong> \u091c\u0948\u0938\u0940 \u0924\u0915\u0928\u0940\u0915\u094b\u0902 \u0915\u094b \u0938\u0902\u092d\u0935 \u092c\u0928\u093e\u0924\u093e \u0939\u0948\u0964<\/p>\n<\/li>\n<\/ul>\n \u0905\u0917\u0930 \u0906\u092a \u091a\u093e\u0939\u0947\u0902 \u0924\u094b \u092e\u0948\u0902 \u0907\u0938\u0915\u0947 \u0932\u093f\u090f:<\/p>\n \ud83d\udcc4 \u092a\u0940\u0921\u0940\u090f\u092b \u0928\u094b\u091f\u094d\u0938<\/p>\n<\/li>\n \ud83d\udcca \u092a\u094d\u0930\u0947\u091c\u093c\u0947\u0902\u091f\u0947\u0936\u0928 \u0938\u094d\u0932\u093e\u0907\u0921\u094d\u0938<\/p>\n<\/li>\n \ud83c\udfa5 \u0935\u0940\u0921\u093f\u092f\u094b \u0932\u0947\u0915\u094d\u091a\u0930 \u0938\u094d\u0915\u094d\u0930\u093f\u092a\u094d\u091f \u092c\u0924\u093e\u090f\u0902 \u0915\u0948\u0938\u0947 \u0906\u0917\u0947 \u092c\u0922\u093c\u0947\u0902?<\/p>\n Wireless and Mobile Communication: Wireless and Mobile Communication lecture in Hindi-Concept of 1G 2G 2.5G 3G 3.5G 3.75G 4G 5G.<\/p>\n","protected":false},"author":64,"featured_media":2449,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[107],"tags":[1835,1836,1837,1838,1839,1840,1841,1842,108,1843],"class_list":["post-2448","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wireless-and-mobile-communication","tag-1g","tag-2-5g","tag-2g","tag-3-5g","tag-3-75g","tag-3g","tag-4g","tag-5g","tag-wireless-and-mobile-communication","tag-wireless-and-mobile-communication-lecture-in-hindi"],"_links":{"self":[{"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/posts\/2448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/users\/64"}],"replies":[{"embeddable":true,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/comments?post=2448"}],"version-history":[{"count":0,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/posts\/2448\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/media\/2449"}],"wp:attachment":[{"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/media?parent=2448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/categories?post=2448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.reilsolar.com\/pdf\/wp-json\/wp\/v2\/tags?post=2448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u00a0What is Wireless & Mobile Communication?<\/strong><\/h3>\n
\u00a0Evolution of Mobile Networks (1G to 5G)<\/strong><\/h3>\n
\u00a01G (First Generation) \u2013 Analog Voice (1980s)<\/strong><\/h3>\n
Speed:<\/strong> 2.4 Kbps<\/strong> (Very slow)
Features:<\/strong> Only voice calls<\/strong> (No SMS, No Internet)
Limitations:<\/strong> Poor sound quality, No security, Large mobile phones<\/p>\n\u00a02G (Second Generation) \u2013 Digital Voice & SMS (1991-2000)<\/strong><\/h3>\n
Speed:<\/strong> Up to 64 Kbps<\/strong>
Features:<\/strong>
\u00a0Digital voice calls
SMS & MMS<\/strong>\u00a0
\u00a0Basic internet via GPRS (2.5G) & EDGE (2.75G)<\/strong>
Limitations:<\/strong> Slow data speed, Limited multimedia<\/p>\n\u00a03G (Third Generation) \u2013 Internet & Multimedia (2001-2010)<\/strong><\/h3>\n
Speed:<\/strong> Up to 2 Mbps<\/strong>
Features:<\/strong>
\u00a0Mobile Internet\u00a0
\u00a0Video calls\u00a0
\u00a0Email & Social Media\u00a0
3.5G (HSPA) & 3.75G (HSPA+)<\/strong> improved speeds
Limitations:<\/strong> Expensive data plans, High battery consumption<\/p>\n\u00a04G (Fourth Generation) \u2013 High-Speed Broadband (2010-2020)<\/strong><\/h3>\n
Speed:<\/strong> Up to 1 Gbps<\/strong>
Features:<\/strong>
\u00a0HD Video Streaming\u00a0
\u00a0Fast Browsing & Online Gaming\u00a0
\u00a0VoLTE (High-quality voice calls over LTE)
\u00a04G+ (LTE-Advanced) further improved speed
Limitations:<\/strong> High data usage, Requires modern devices<\/p>\n\u00a05G (Fifth Generation) \u2013 Ultra-Fast, Smart Connectivity (2020-Present)<\/strong><\/h3>\n
Speed:<\/strong> Up to 10 Gbps<\/strong>
Features:<\/strong>
\u00a0Superfast Internet\u00a0
\u00a0Low Latency (~1ms)\u00a0
\u00a0IoT & Smart Cities\u00a0
\u00a0AR\/VR, AI-powered services\u00a0
Limitations:<\/strong> Expensive infrastructure, Limited coverage (initially)<\/p>\n\u00a0Comparison of 1G to 5G<\/strong><\/h3>\n
\n\n
\n \nGeneration<\/th>\n Year<\/th>\n Speed<\/th>\n Key Features<\/th>\n<\/tr>\n<\/thead>\n \n 1G<\/strong><\/td>\n 1980s<\/td>\n 2.4 Kbps<\/td>\n Analog voice calls<\/td>\n<\/tr>\n \n 2G<\/strong><\/td>\n 1991<\/td>\n 64 Kbps<\/td>\n Digital calls, SMS, MMS<\/td>\n<\/tr>\n \n 2.5G<\/strong><\/td>\n Late 90s<\/td>\n 144 Kbps<\/td>\n GPRS (Basic internet)<\/td>\n<\/tr>\n \n 2.75G<\/strong><\/td>\n 2000s<\/td>\n 384 Kbps<\/td>\n EDGE (Faster data)<\/td>\n<\/tr>\n \n 3G<\/strong><\/td>\n 2001<\/td>\n 2 Mbps<\/td>\n Mobile internet, Video calls<\/td>\n<\/tr>\n \n 3.5G<\/strong><\/td>\n 2005<\/td>\n 14 Mbps<\/td>\n HSPA, Streaming, Social Media<\/td>\n<\/tr>\n \n 3.75G<\/strong><\/td>\n 2008<\/td>\n 42 Mbps<\/td>\n HSPA+ (Enhanced internet)<\/td>\n<\/tr>\n \n 4G<\/strong><\/td>\n 2010<\/td>\n 100 Mbps – 1 Gbps<\/td>\n HD Streaming, VoLTE, Online gaming<\/td>\n<\/tr>\n \n 5G<\/strong><\/td>\n 2020<\/td>\n 10 Gbps<\/td>\n IoT, AI, Autonomous cars, Smart cities<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u00a0Future: 6G & Beyond!<\/strong><\/h3>\n
Speeds up to 100 Gbps<\/strong>\u00a0
\u00a0AI-driven automation & Smart Everything!<\/p>\n\u00a0Conclusion<\/strong><\/h3>\n
\n\ud83d\udcf1 Wireless and Mobile Communication<\/strong><\/h2>\n
\ud83d\udcd6 1G \u0938\u0947 5G \u0924\u0915 \u0915\u093e \u0938\u0902\u0915\u0932\u094d\u092a\u0928\u093e (Concept in Hindi)<\/strong><\/h3>\n
\n\ud83d\udd39 1G \u2013 First Generation (1980s)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 2G \u2013 Second Generation (Early 1990s)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 2.5G \u2013 Intermediate Step<\/strong><\/h2>\n
\n
\n\ud83d\udd39 3G \u2013 Third Generation (2000s)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 3.5G \u2013 HSPA (High-Speed Packet Access)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 3.75G \u2013 HSPA+ (Evolved HSPA)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 4G \u2013 Fourth Generation (2010s)<\/strong><\/h2>\n
\n
\n\ud83d\udd39 5G \u2013 Fifth Generation (2020s)<\/strong><\/h2>\n
\n
\n\ud83e\udde0 Comparison Chart (\u0938\u0902\u0915\u094d\u0937\u0947\u092a \u092e\u0947\u0902 \u0924\u0941\u0932\u0928\u093e):<\/strong><\/h3>\n
\n\n
\n \nGeneration<\/th>\n Tech Type<\/th>\n Speed<\/th>\n Key Features<\/th>\n<\/tr>\n<\/thead>\n \n 1G<\/td>\n Analog<\/td>\n 2.4 Kbps<\/td>\n Voice only<\/td>\n<\/tr>\n \n 2G<\/td>\n Digital<\/td>\n 64 Kbps<\/td>\n SMS, MMS<\/td>\n<\/tr>\n \n 2.5G<\/td>\n GPRS<\/td>\n 144 Kbps<\/td>\n Basic Internet<\/td>\n<\/tr>\n \n 3G<\/td>\n UMTS<\/td>\n 384 Kbps\u20132 Mbps<\/td>\n Video call, Browsing<\/td>\n<\/tr>\n \n 3.5G<\/td>\n HSPA<\/td>\n ~14 Mbps<\/td>\n Faster data<\/td>\n<\/tr>\n \n 3.75G<\/td>\n HSPA+<\/td>\n ~21 Mbps<\/td>\n Enhanced mobile experience<\/td>\n<\/tr>\n \n 4G<\/td>\n LTE<\/td>\n 100 Mbps\u20131 Gbps<\/td>\n HD Streaming, VoLTE<\/td>\n<\/tr>\n \n 5G<\/td>\n mmWave<\/td>\n 1\u201310 Gbps<\/td>\n IoT, Smart Tech, Ultra-fast<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\ud83d\udccc \u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937 (Conclusion):<\/strong><\/h3>\n
\n
\n\n
\u092d\u0940 \u092c\u0928\u093e \u0938\u0915\u0924\u093e \u0939\u0942\u0901\u0964<\/p>\n<\/li>\n<\/ul>\nWireless and Mobile Communication: Wireless and Mobile Communication lecture in Hindi-Concept of 1G 2G 2.5G 3G 3.5G 3.75G 4G 5G<\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"