Physical-Layer RF Design of Dual-Band 802.11 WLAN - WOCC ...

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IEEE802.11b/g 18.4.6.7.2 Operating channels • North American channel selection— non-overlapping 1 6 11 2400 2412 2437 2462 Frequency(MHz) 2483.5 • North American channel selection— overlapping 1 3 5 7 9 11 2400 2412 2422 2432 2442 2452 2462 2472 2483.5 Related to Transceiver architecture, VCO and Frequency Synthesizer Design CCU-EE Wireless Communication Lab 6
Straight-forward architecture: Two separated RF Transceiver 5.2 GHz Ant switch RF filter T/R switch LNA Power Amp Driver Amp RF mixer RF mixer /2 VGC 0 90 ∑ Q Out ADC I Out ADC Q Data ADC LPF I Data ADC PLL VCO 5.2 GHz 2.4 GHz Ant switch RF filter T/R switch LNA Power Amp Driver Amp RF mixer RF mixer /2 VGC 0 90 ∑ Q Out ADC I Out ADC Q Data ADC LPF I Data ADC CCU-EE Wireless Communication Lab PLL VCO 2.4 GHz 7
Page 1 and 2: Physical-Layer RF Design of Dual-Ba
Page 3 and 4: I. Motivation of the Research How d
Page 5: (I) Operation Frequency Band and ch
Page 9 and 10: single PLL and VCO generates all RF
Page 11 and 12: PLL Loop filter design Loop filter
Page 13 and 14: (1) Concurrent Dual-Band LNA- Circu
Page 15 and 16: (3) Dual-Band Filter Second-order S
Page 17 and 18: (II) Transmit power levels and spec
Page 19 and 20: B. Transmit Spectrum Mask IEEE802.1
Page 21 and 22: Example: 2.4 GHz Class-AB PA Freque
Page 23 and 24: (III) Allowed constellation error a
Page 25 and 26: Related to baseband IQ Mixer, RF mi
Page 27 and 28: B. Receiver Maximum Input level IEE
Page 29 and 30: (V) Adjacent Channel Rejection A. A
Page 31 and 32: IEEE802.11g: 19.5 ERP operation spe
Page 33 and 34: For example: Desired Signal : -79 d
Page 35 and 36: How do we achieve? CCU-EE Wireless
Page 37 and 38: (A) RF Transceiver Architecture and
Page 39 and 40: (B) Transmitter Power Budget 40 IEE
Page 41 and 42: (C) Receiver Gain Budget IEEE802.11
Page 43 and 44: (1) Concurrent Dual-Band LNA- Circu
Page 45 and 46: (2) Dual-Band PA dB 30 20 10 0 -10
Page 47 and 48: (4) Dual-Band Switch 0 -2
Page 49 and 50: 5.6 GHz 0.18um CMOS quadrature VCO
Page 51 and 52: -97.8 dBc/Hz phase noise at 100 kHz
Page 53 and 54: (I) 2.4/5.2-GHz RF receiver test 2.
Page 55 and 56: EVM Measurement by HP89441 RX(with
Page 57 and 58:
5.2 GHz 64QAM 54 Mbps: EVM=4.46 %=-
Page 59 and 60:
• Examine 802.11a/b/g RF specific
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Physical-Layer RF Design of Dual-Band 802.11 WLAN - WOCC ...

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