Broadcom gần đây đã tiết lộ chip WiFi 8 (802.11bn) đầu tiên với BCM43109 dành cho các thiết bị không dây như điện thoại thông minh, máy tính xách tay, máy tính bảng và thiết bị ô tô, BCM6718 được thiết kế cho các ứng dụng truy cập dân dụng và nhà điều hành, và BCM43840 và BCM43820 được thiết kế cho các ứng dụng truy cập doanh nghiệp.
Thông số kỹ thuật:
- IEEE 802.11bn compliant
- Dual-stream spatial multiplexing data rate of up to 5 Gbps during single-band operation and 5.25 Gbps in RSDB mode
- Up to 320 MHz channels for the 2×2 5 GHz and 6 GHz radio, and 20 MHz channels for the 2×2 2.4 GHz radio
- STR MLO and EMLSR support
- Scan radio enhances 2.4 GHz, 5 GHz, and 6 GHz channel performance
- Dual-core Bluetooth 6.0 with 2G, higher band SDB with HDT, and support for future Bluetooth versions
- IEEE 802.15.4 supporting OpenThread, ZBOSS, etc.
- Host interface
- PCIe Gen3 x1 for WiFi
- UART for Bluetooth
- PCM and I2S for audio data over Bluetooth
Chip WiFi 8 Broadcom BCM6718 dành cho access point
Điểm nổi bật:
- Four-stream (4×4) Wi-Fi 8 radio up to 320 MHz bandwidth, up to 4K-QAM modulation, 11.5 Gbps peak link rate
- Tri-band operation: 2.4 GHz, 5 GHz, and 6 GHz
- BroadStream wireless telemetry engine for AI training/inference
- BroadStream intelligent packet scheduler maximizing QoE
- Receiver sensitivity enhancements enabling faster uploads
- Advanced eco modes resulting in up to 30% greater energy efficiency
- Third-generation digital pre-distortion reduces peak power by 25%
- Full compliance with IEEE 802.11bn and WFA Wi-Fi 8 specifications
- Features
- Increased capacity – Dynamic Sub-band Operation, Non-Primary Channel Access, Inter-AP Coordination, Dynamic Bandwidth Expansion
- Higher throughput and range – Unequal Modulation as well as UHR new rates MCS17 / MSC19 / MCS20 / MCS23, extended range (Extended Long Range, Distributed Resource Units)
- Reliability and QoS – Seamless roaming, low-latency indication
- Security – WPA, WPA2, WPA3 (with 192-bit Suite B encryption), AES encryption/decryption, TKIP, and IEEE 802.1X support
- Temperature Range – 0°C to 70°C
Broadcom BCM43840 / BCM43820 dành cho access point Wi-Fi 8 cấp doanh nghiệp
Điểm nổi bật:
- BCM43840 – Four-stream (4×4) Wi-Fi 8 radio up to 320 MHz bandwidth, up to 4K-QAM modulation, 11.5 Gbps peak link rate
- BCM43820 – Two-stream (2×2) scanning and analytics Wi-Fi 8 radio up to 320 MHz bandwidth, up to 4K-QAM modulation, 5.76 Gbps peak link rate
- Tri-band operation: 2.4 GHz, 5 GHz, and 6 GHz
- BroadStream wireless telemetry engine for AI training/inference
- Advanced location tracking capability
- Advanced eco modes resulting in 30% greater energy efficiency
- Third-generation digital pre-distortion reduces peak power by 25%
- Full compliance with IEEE 802.11bn and WFA Wi-Fi 8 specifications
- Features
- Increased capacity – Dynamic Sub-band Operation, Non-Primary Channel Access, Inter-AP Coordination, Dynamic Bandwidth Expansion
- Higher throughput and range – Unequal Modulation as well as UHR new rates MCS17 / MSC19 / MCS20 / MCS23, extended range (Extended Long Range, Distributed Resource Units)
- Reliability and QoS – Seamless roaming, low-latency indication
- Security – WPA, WPA2, WPA3 (with 192-bit Suite B encryption), AES encryption/decryption, TKIP and IEEE 802.1X support
- Temperature Range – Commercial: 0°C to 70°C; industrial: -40°C to 85°C
