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diff --git a/figure.svg b/figure.svg new file mode 100644 index 0000000..661d4f0 --- /dev/null +++ b/figure.svg @@ -0,0 +1,137 @@ +<svg width="1000" height="820" viewBox="0 0 1000 820" xmlns="http://www.w3.org/2000/svg"> + <!-- Title --> + <text x="500" y="45" font-family="Arial, sans-serif" font-size="26" font-weight="bold" text-anchor="middle" fill="#333">Wi-Fi HaLow IoT Network</text> + + <!-- External Router --> + <rect x="460" y="90" width="80" height="60" rx="8" fill="#333"/> + <text x="500" y="125" font-family="Arial, sans-serif" font-size="14" fill="white" text-anchor="middle">ROUTER</text> + <text x="500" y="70" font-size="12" text-anchor="middle" fill="#666">(Internet Exit Point)</text> + + <!-- Ethernet --> + <line x1="500" y1="150" x2="500" y2="190" stroke="#333" stroke-width="4"/> + <text x="520" y="170" font-size="12" fill="#333">Ethernet cable</text> + + <!-- Gateways (all identical style now) --> + <!-- Central --> + <g id="central" transform="translate(500,220)"> + <circle cx="0" cy="0" r="70" fill="#fff1b8" stroke="#faad14" stroke-width="3"/> + <text x="0" y="0" font-size="15" font-weight="bold" text-anchor="middle">RLFHL</text> + <text x="0" y="20" font-size="13" text-anchor="middle">Gateway</text> + <circle cx="0" cy="0" r="110" fill="none" stroke="#52c41a" stroke-width="2" stroke-dasharray="6,4"/> + <text x="120" y="0" font-size="11" fill="#52c41a">2.4GHz ~100m</text> + <circle cx="0" cy="0" r="340" fill="none" stroke="#faad14" stroke-width="2" stroke-dasharray="6,4"/> + <text x="350" y="0" font-size="11" fill="#faad14">HaLow ~1km</text> + </g> + + <!-- Left --> + <g transform="translate(180,380)"> + <circle cx="0" cy="0" r="60" fill="#fff1b8" stroke="#faad14" stroke-width="3"/> + <text x="0" y="0" font-size="15" font-weight="bold" text-anchor="middle">RLFHL</text> + <text x="0" y="20" font-size="13" text-anchor="middle">Gateway</text> + <circle cx="0" cy="0" r="100" fill="none" stroke="#52c41a" stroke-width="2" stroke-dasharray="6,4"/> + <circle cx="0" cy="0" r="300" fill="none" stroke="#faad14" stroke-width="2" stroke-dasharray="6,4"/> + </g> + + <!-- Right --> + <g transform="translate(820,380)"> + <circle cx="0" cy="0" r="60" fill="#fff1b8" stroke="#faad14" stroke-width="3"/> + <text x="0" y="0" font-size="15" font-weight="bold" text-anchor="middle">RLFHL</text> + <text x="0" y="20" font-size="13" text-anchor="middle">Gateway</text> + <circle cx="0" cy="0" r="100" fill="none" stroke="#52c41a" stroke-width="2" stroke-dasharray="6,4"/> + <circle cx="0" cy="0" r="300" fill="none" stroke="#faad14" stroke-width="2" stroke-dasharray="6,4"/> + </g> + + <!-- Bottom --> + <g transform="translate(500,620)"> + <circle cx="0" cy="0" r="60" fill="#fff1b8" stroke="#faad14" stroke-width="3"/> + <text x="0" y="0" font-size="15" font-weight="bold" text-anchor="middle">RLFHL</text> + <text x="0" y="20" font-size="13" text-anchor="middle">Gateway</text> + <circle cx="0" cy="0" r="100" fill="none" stroke="#52c41a" stroke-width="2" stroke-dasharray="6,4"/> + <circle cx="0" cy="0" r="300" fill="none" stroke="#faad14" stroke-width="2" stroke-dasharray="6,4"/> + </g> + + <!-- Long-range HaLow mesh links between gateways --> + <line x1="500" y1="290" x2="180" y2="380" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + <line x1="500" y1="290" x2="820" y2="380" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + <line x1="500" y1="290" x2="500" y2="560" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + <line x1="180" y1="380" x2="500" y2="620" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + <line x1="820" y1="380" x2="500" y2="620" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + <line x1="180" y1="380" x2="820" y2="380" stroke="#faad14" stroke-width="2.5" stroke-dasharray="8,5"/> + + <!-- Personal devices (inside 2.4GHz circles) --> + <!-- Central --> + <g transform="translate(380,140)"><rect x="-40" y="-20" width="80" height="40" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="11" text-anchor="middle">Laptop</text></g> + <g transform="translate(620,140)"><rect x="-30" y="-20" width="60" height="40" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="11" text-anchor="middle">Phone</text></g> + + <!-- Left --> + <g transform="translate(90,340)"><rect x="-35" y="-18" width="70" height="36" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Phone</text></g> + <g transform="translate(130,300)"><rect x="-40" y="-20" width="80" height="40" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Laptop</text></g> + + <!-- Right --> + <g transform="translate(880,340)"><rect x="-35" y="-18" width="70" height="36" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Phone</text></g> + <g transform="translate(840,300)"><rect x="-40" y="-20" width="80" height="40" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Laptop</text></g> + + <!-- Bottom --> + <g transform="translate(420,680)"><rect x="-35" y="-18" width="70" height="36" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Phone</text></g> + <g transform="translate(580,680)"><rect x="-40" y="-20" width="80" height="40" rx="6" fill="#d9f7be" stroke="#52c41a" stroke-width="2"/><text x="0" y="5" font-size="10" text-anchor="middle">Laptop</text></g> + + <!-- Sensors / IoT devices --> + <g transform="translate(100,480)"><circle cx="0" cy="0" r="26" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="8" font-size="20" text-anchor="middle">š”</text></g> + <g transform="translate(140,540)"><circle cx="0" cy="0" r="26" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="8" font-size="20" text-anchor="middle">š”ļø</text></g> + <g transform="translate(220,620)"><circle cx="0" cy="0" r="26" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="8" font-size="20" text-anchor="middle">š</text></g> + <g transform="translate(380,700)"><circle cx="0" cy="0" r="30" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="10" font-size="22" text-anchor="middle">š„ļø</text></g> + <g transform="translate(620,620)"><circle cx="0" cy="0" r="26" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="8" font-size="18" text-anchor="middle">š·</text></g> + <g transform="translate(880,500)"><circle cx="0" cy="0" r="30" fill="#e6fffb" stroke="#13c2c2"/><text x="0" y="10" font-size="22" text-anchor="middle">š¦</text><text x="40" y="5" font-size="11">Scanner</text></g> + + <!-- CONNECTION LINES to closest gateway --> + <!-- Central personal devices ā central gateway (2.4GHz) --> + <line x1="500" y1="290" x2="380" y2="140" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> + <line x1="500" y1="290" x2="620" y2="140" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> + + <!-- Left personal + sensors ā left gateway --> + <line x1="180" y1="380" x2="90" y2="340" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- phone --> + <line x1="180" y1="380" x2="130" y2="300" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- laptop --> + <line x1="180" y1="380" x2="100" y2="480" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- light --> + <line x1="180" y1="380" x2="140" y2="540" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- temp --> + <line x1="180" y1="380" x2="220" y2="620" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- lock --> + + <!-- Right personal + devices ā right gateway --> + <line x1="820" y1="380" x2="880" y2="340" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- phone --> + <line x1="820" y1="380" x2="840" y2="300" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- laptop --> + <line x1="820" y1="380" x2="620" y2="620" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- camera --> + <line x1="820" y1="380" x2="880" y2="500" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- scanner --> + + <!-- Bottom personal + devices ā bottom gateway --> + <line x1="500" y1="620" x2="420" y2="680" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- phone --> + <line x1="500" y1="620" x2="580" y2="680" stroke="#52c41a" stroke-width="1.5" stroke-dasharray="4,3"/> <!-- laptop --> + <line x1="500" y1="620" x2="380" y2="700" stroke="#13c2c2" stroke-width="1.5" stroke-dasharray="3,3"/> <!-- computer --> + + <!-- Descriptive texts (restored) --> + <text x="720" y="180" font-family="Arial, sans-serif" font-size="12" fill="#333">RLFHL Gateway serves as Wi-Fi HaLow IoT Gateway central</text> + <text x="720" y="195" font-family="Arial, sans-serif" font-size="12" fill="#333">controller. It's ideally placed to distribute network signals</text> + <text x="720" y="210" font-family="Arial, sans-serif" font-size="12" fill="#333">effectively to Wi-Fi HaLow devices via star topology. This</text> + <text x="720" y="225" font-family="Arial, sans-serif" font-size="12" fill="#333">setup boosts the network's range and ensures a solid, steady</text> + <text x="720" y="240" font-family="Arial, sans-serif" font-size="12" fill="#333">connection for all connected devices, leading to reliable</text> + <text x="720" y="255" font-family="Arial, sans-serif" font-size="12" fill="#333">wireless communication.</text> + + <text x="720" y="320" font-family="Arial, sans-serif" font-size="12" fill="#333">The concept of a Wi-Fi HaLow Mesh network is as follows:</text> + <text x="720" y="335" font-family="Arial, sans-serif" font-size="12" fill="#333">All devices under the same gateway share a single SSID,</text> + <text x="720" y="350" font-family="Arial, sans-serif" font-size="12" fill="#333">forming a Mesh network. This setup enhances coverage and</text> + <text x="720" y="365" font-family="Arial, sans-serif" font-size="12" fill="#333">signal strength, providing stable connectivity, and is</text> + <text x="720" y="380" font-family="Arial, sans-serif" font-size="12" fill="#333">particularly suitable for smart home and IoT applications.</text> + + <text x="820" y="500" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">RLFHL Gateway (Wearable variant)</text> + <text x="820" y="515" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">featuring dual-band capabilities with both 2.4GHz and</text> + <text x="820" y="530" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">Sub-1GHz frequencies, offers a robust wireless connection</text> + <text x="820" y="545" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">up to 2 kilometers from the access point,</text> + <text x="820" y="560" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">ensuring consistent internet access on the go.</text> + + <text x="180" y="500" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">RLFHL Gateway (DIY Kit variant)</text> + <text x="180" y="515" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">could use AC input and output for power input convert to</text> + <text x="180" y="530" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">3.3V DC, PWM control lamp and other industrial devices.</text> + <text x="180" y="545" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">All Sensors could link with IĀ²C connection and streamlined</text> + <text x="180" y="560" font-family="Arial, sans-serif" font-size="12" fill="#333" text-anchor="middle">UART data exchange.</text> + + <!-- Bottom note --> + <text x="500" y="800" font-family="Arial, sans-serif" font-size="14" text-anchor="middle" fill="#555">Hybrid Mesh + Star Topology ā¢ Devices connected to closest gateway via 2.4GHz (local) or HaLow (long-range)</text> +</svg> |