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A 167-μW 71.7-dB SFDR 2.4-GHz BLE Receiver Using a Passive Quadrature Front End, a Double-Sided Double-Balanced Cascaded Mixer, and a Dual-Transformer-Coupled Class-D VCO Journal article
Shao, Haijun, Martins, Rui P., Mak, Pui In. A 167-μW 71.7-dB SFDR 2.4-GHz BLE Receiver Using a Passive Quadrature Front End, a Double-Sided Double-Balanced Cascaded Mixer, and a Dual-Transformer-Coupled Class-D VCO[J]. IEEE Journal of Solid-State Circuits, 2024.
Authors:  Shao, Haijun;  Martins, Rui P.;  Mak, Pui In
Favorite | TC[WOS]:0 TC[Scopus]:1  IF:4.6/5.6 | Submit date：2024/11/05
Adjacent Channel  Bluetooth Low Energy (Ble)  Cascaded  Cmos  Double Balanced  Figure Of Merit (Fom)  Hybrid Coupler  Noise Figure (Nf)  Notching  Out Of Band (Oob)  Passive Intensive  Phase Noise (Pn)  Quadrature  Signal-to-noise Ratio (Snr)  Spurious-free Dynamic Range (Sfdr)  Ultra-low-power (Ulp)  Voltage-controlled Oscillator (Vco)  
A Battery-Free Crystal-Less BLE Transmitter Tag With Fully-Integrated RF Harvesting and Multitag TDD and FDD Broadcasting Journal article
Lin, Liwen, Yu, Wei Han, Shao, Haijun, Yin, Jun, Lei, Ka Meng, Martins, Rui P., Mak, Pui In. A Battery-Free Crystal-Less BLE Transmitter Tag With Fully-Integrated RF Harvesting and Multitag TDD and FDD Broadcasting[J]. IEEE Transactions on Microwave Theory and Techniques, 2024.
Authors:  Lin, Liwen;  Yu, Wei Han;  Shao, Haijun;  Yin, Jun;  Lei, Ka Meng; et al.
Favorite | TC[WOS]:0 TC[Scopus]:0  IF:4.1/4.2 | Submit date：2024/10/10
Battery  Bluetooth Low Energy (Ble)  Crystal (Xtal)  Frequency Retaining Technique  Frequency-division Duplex (Fdd)  Over-the-air (Ota)  Rf Reference Phase-locked Loop (Pll)  Time-division Duplex (Tdd)  Trifilar Rf Harvester  Vdd-insensitive Voltage Control Oscillator And Power Amplifier (Vco-pa)  
23.4 A 167 μw 71.7dB-SFDR 2.4GHz BLE Receiver Using a Passive Quadrature-Front-End, a Double-Sided Double-Balanced Cascaded Mixer and a Dual-Transformer-Coupled Class-D VCO Conference paper
Shao, Haijun, Martins, Rui P., Mak, Pui In. 23.4 A 167 μw 71.7dB-SFDR 2.4GHz BLE Receiver Using a Passive Quadrature-Front-End, a Double-Sided Double-Balanced Cascaded Mixer and a Dual-Transformer-Coupled Class-D VCO[C]:IEEE, 2024, 406-408.
Authors:  Shao, Haijun;  Martins, Rui P.;  Mak, Pui In
Favorite | TC[Scopus]:0 | Submit date：2024/05/16
Portable and visual quantification of urine cell-free DNA through smartphone-based colorimetric biosensor Journal article
Wu, Ziping, Cui, Feng, Li, Haijun, Chen, Yinglu, Ruan, Feixia, Lu, Huanfen, Xie, Xiaochun, Cheng, Chuanxu, Sun, Madi, Ban, Zhenglan, He, Xuan, Shao, Dan, Zhang, Yunjiao, Chen, Fangman. Portable and visual quantification of urine cell-free DNA through smartphone-based colorimetric biosensor[J]. Sensors and Actuators B: Chemical, 2024, 398, 134684.
Authors:  ; et al.
Favorite | TC[WOS]:2 TC[Scopus]:1  IF:8.0/7.0 | Submit date：2024/02/22
Cfdna  Portable Biosensor  Smartphone  Urological Disease  Visual Detection  
A 266-µW Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB Journal article
Shao, Haijun, Mak, Pui-In, Qi, Gengzhen, Martins, Rui P.. A 266-µW Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB[J]. IEEE Journal of Solid-State Circuits, 2022, 57(12), 3669–3680.
Authors:  Shao, Haijun;  Mak, Pui-In;  Qi, Gengzhen;  Martins, Rui P.
Adobe PDF | Favorite | TC[WOS]:8 TC[Scopus]:11  IF:4.6/5.6 | Submit date：2023/05/15
Balun-low-noise Amplifier (Balun-lna)  Bandpass Filtering  Baseband (Bb)  Bluetooth Low-energy (Ble)  Cmos  Hybrid Filter  Noise Figure (Nf)  Nonlinearity  N-path  Out-of-band (Oob)  Passive Gain  Pipeline  Spurious-free Dynamic Range (Sfdr)  Ultra-low-power (Ulp)  
A 266µW Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB Conference paper
MAK, Pui-In, SHAO, Haijun, QI, Gengzhen, MARTINS, Rui. A 266µW Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB[C], 2022.
Authors:  MAK, Pui-In;  SHAO, Haijun;  QI, Gengzhen;  MARTINS, Rui
Adobe PDF | Favorite |  | Submit date：2022/08/07
A 1.7–3.6 GHz 20 MHz-Bandwidth Channel-Selection N-Path Passive-LNA Using a Switched-Capacitor-Transformer Network Achieving 23.5 dBm OB-IIP₃ and 3.4–4.8 dB NF Journal article
Shao, Haijun, Qi, Gengzhen, Mak, Pui In, Martins, Rui P.. A 1.7–3.6 GHz 20 MHz-Bandwidth Channel-Selection N-Path Passive-LNA Using a Switched-Capacitor-Transformer Network Achieving 23.5 dBm OB-IIP₃ and 3.4–4.8 dB NF[J]. IEEE Journal of Solid-State Circuits, 2022, 57(2), 413-422.
Authors:  Shao, Haijun;  Qi, Gengzhen;  Mak, Pui In;  Martins, Rui P.
Favorite | TC[WOS]:15 TC[Scopus]:16  IF:4.6/5.6 | Submit date：2022/03/04
Bandpass Filtering  Channel-selection  Cmos  Harmonic-folding Rejection Ratio (Hfrr)  Linearity  Local Oscillator (Lo)  Low-noise Amplifier (Lna)  N-path Filter  Noise Figure (Nf)  Out-of-band (Ob) Linearity  Passive Lna (pLna)  Radio Frequency (Rf)  Receiver (Rx)  Switched-capacitor-transformer (Sct) Network  Transformer  
A 266W Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB Conference paper
Haijun Shao, Pui-In Mak, Gengzhen Qi, Rui P. Martins. A 266W Bluetooth Low-Energy (BLE) Receiver Featuring an N-Path Passive Balun-LNA and a Pipeline Down-Mixing BB-Extraction Scheme Achieving 77dB SFDR and -3dBm OOB-B-1dB[C], 2022, 400-402.
Authors:  Haijun Shao;  Pui-In Mak;  Gengzhen Qi;  Rui P. Martins
Favorite | TC[Scopus]:3 | Submit date：2022/05/17
A Low-Power Multiband Blocker-Tolerant Receiver With a Steep Filtering Slope Using an N-Path LNA With Feedforward OB Blocker Cancellation and Filtering-by-Aliasing Baseband Amplifiers Journal article
Shao, Haijun, Qi, Gengzhen, Mak, Pui In, Martins, Rui P.. A Low-Power Multiband Blocker-Tolerant Receiver With a Steep Filtering Slope Using an N-Path LNA With Feedforward OB Blocker Cancellation and Filtering-by-Aliasing Baseband Amplifiers[J]. IEEE Transactions on Circuits and Systems I: Regular Papers, 2022, 69(1), 220-231.
Authors:  Shao, Haijun;  Qi, Gengzhen;  Mak, Pui In;  Martins, Rui P.
Favorite | TC[WOS]:13 TC[Scopus]:12  IF:5.2/4.5 | Submit date：2021/09/20
Baseband (Bb)  Blocker-tolerant  Feed-forward Blocker Cancellation  Feedforward Systems  Filtering-by-aliasing (Fa)  Gain  Linearity  Linearity  N-path Filter  Noise Figure (Nf)  Noise Measurement  Out-of-band (Ob) Rejection  Passband  Radio Frequency  Receiver (Rx) And Radio Frequency (Rf)  Receivers  
A Multiband FDD SAW-Less Transmitter for 5G-NR Featuring a BW-Extended N-Path Filter-Modulator, a Switched-BB Input, and a Wideband TIA-Based PA Driver Journal article
Qi,Gengzhen, Shao,Haijun, Mak,Pui In, Yin,Jun, Martins,Rui P.. A Multiband FDD SAW-Less Transmitter for 5G-NR Featuring a BW-Extended N-Path Filter-Modulator, a Switched-BB Input, and a Wideband TIA-Based PA Driver[J]. IEEE Journal of Solid-State Circuits, 2020, 55(12), 3387-3399.
Authors:  Qi,Gengzhen;  Shao,Haijun;  Mak,Pui In;  Yin,Jun;  Martins,Rui P.
Favorite | TC[WOS]:5 TC[Scopus]:4  IF:4.6/5.6 | Submit date：2021/03/04
5g New Radio (5g-nr)  Adjacent-channel Leakage Rejection (Aclr)  Bandpass Filter  Bandwidth-extended Npath Filter Modulator (Bw-ext Fil-mod)  Baseband (Bb)  Cmos  Miller Effect  Multiband  N-path  Out-of-band (Ob)  Passive Mixer  Phase Noise  Positive-feedback Network (Pfn)  Power Amplifier Driver (Pas)  Surface Acoustic Wave (Saw)  Switched Capacitor (Sc)  Switched-bb Input Network  Transmitter (Tx)