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Self-compensation tensor multiplication unit for adaptive approximate computing in low-power CNN processing
Liu, Bo; Zhang, Zilong; Cai, Hao; Zhang, Reyuan; Wang, Zhen; Yang, Jun
Sci China Inf Sci, 2022, 65(4): 149403
Keywords: approximate multiplication; tensor multiplication unit; convolutional neural network; self-compensation; addition tree
Cite as: Liu B, Zhang Z L, Cai H, et al. Self-compensation tensor multiplication unit for adaptive approximate computing in low-power CNN processing. Sci China Inf Sci, 2022, 65(4): 149403, doi: 10.1007/s11432-021-3242-6

Special Focus on Brain Machine Interfaces and Applications
RESEARCH PAPER Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 7

A 124 dB dynamic range sigma-delta modulator applied to non-invasive EEG acquisition using chopper-modulated input-scaling-down technique
Chen, Kaiquan; Chen, Mingyi; Cheng, Longlong; Qi, Liang; Wang, Guoxing; Lian, Yong
Sci China Inf Sci, 2022, 65(4): 140402
Keywords: analog-to-digital converter; adc; σ∆ modulator; brain computer interface; bci; electroencephalogram; eeg; dynamic range; dr; motion artifacts; ma
Cite as: Chen K Q, Chen M Y, Cheng L L, et al. A 124 dB dynamic range sigma-delta modulator applied to non-invasive EEG acquisition using chopper-modulated input-scaling-down technique. Sci China Inf Sci, 2022, 65(4): 140402, doi: 10.1007/s11432-021-3401-6

Special Topic: Recent Progress of Fundamental Research on Post-Moore Novel Devices
REVIEW Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 2

From macro to microarchitecture: reviews and trends of SRAM-based compute-in-memory circuits
Zhang, Zhaoyang; Chen, Jinwu; Chen, Xi; Guo, An; Wang, Bo; Xiong, Tianzhu; Kong, Yuyao; Pu, Xingyu; He, Shengnan; Si, Xin; Yang, Jun
Sci China Inf Sci, 2023, 66(10): 200403
Keywords: artificial intelligence; compute-in-memory; static random access memory
Cite as: Zhang Z Y, Chen J W, Chen X, et al. From macro to microarchitecture: reviews and trends of SRAM-based compute-in-memory circuits. Sci China Inf Sci, 2023, 66(10): 200403, doi: 10.1007/s11432-023-3800-9

RESEARCH PAPER Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 2

Reconfigurable spatial-parallel stochastic computing for accelerating sparse convolutional neural networks
Xia, Zihan; Wan, Rui; Chen, Jienan; Wang, Runsheng
Sci China Inf Sci, 2023, 66(6): 162404
Keywords: convolutional neural networks; stochastic computing; sparse neural networks; energy-efficient accelerator; high reconfigurability; spatial parallelism
Cite as: Xia Z H, Wan R, Chen J N, et al. Reconfigurable spatial-parallel stochastic computing for accelerating sparse convolutional neural networks. Sci China Inf Sci, 2023, 66(6): 162404, doi: 10.1007/s11432-021-3519-1

LETTER Supplementary Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 2

An efficient path delay variability model for wide-voltage-range digital circuits
Shan, Weiwei; Cui, Yuqiang; Dai, Wentao; Liu, Xinning; Guo, Jingjing; Cao, Peng; Yang, Jun
Sci China Inf Sci, 2023, 66(2): 129401
Keywords: modeling; PVT variations; delay variability; digital integrated circuit; FO4 inverter chain
Cite as: Shan W W, Cui Y Q, Dai W T, et al. An efficient path delay variability model for wide-voltage-range digital circuits. Sci China Inf Sci, 2023, 66(2): 129401, doi: 10.1007/s11432-021-3407-2

RESEARCH PAPER Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 2

A 70%-power transmission efficiency, 3.39 Mbps power and data telemetry over a single 13.56 MHz inductive link for biomedical implants
Chen, Mingyi; Pan, Luominghao; Lin, Qiuyang; Cheng, Longlong; Ming, Dong
Sci China Inf Sci, 2023, 66(2): 122406
Keywords: power and data telemetry; inductive link; implantable medical device; brain-computer interface; phase-locked-loop; binary-phase-shift keying; power transfer efficiency
Cite as: Chen M Y, Pan L M H, Lin Q Y, et al. A 70%-power transmission efficiency, 3.39 Mbps power and data telemetry over a single 13.56 MHz inductive link for biomedical implants. Sci China Inf Sci, 2023, 66(2): 122406, doi: 10.1007/s11432-022-3563-9

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A centripetal collection image sensor (CCIS) based on back gate modulation achieving 1T submicron pixel
Liu, Liqiao; Yu, Guihai; Du, Gang; Liu, Xiaoyan
Sci China Inf Sci, 2022, 65(4): 149401
Keywords: image sensor; submicron pixel; back gate modulation; pixel crosstalk; silicon on insulator
Cite as: Liu L Q, Yu G H, Du G, et al. A centripetal collection image sensor (CCIS) based on back gate modulation achieving 1T submicron pixel. Sci China Inf Sci, 2022, 65(4): 149401, doi: 10.1007/s11432-020-2933-y

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E-band transceiver monolithic microwave integrated circuit in a waveguide package for millimeter-wave radio channel emulation applications
Wang, Chen; Hou, Debin; Zheng, Sidou; Chen, Jixin; Zhang, Nianzu; Jiang, Zhengbo; Hong, Wei
Sci China Inf Sci, 2022, 65(2): 129404
Keywords: mmic; millimeter-wave; transceiver; microstrip-to-waveguide transition; e-band; radio channel emulator
Cite as: Wang C, Hou D B, Zheng S D, et al. E-band transceiver monolithic microwave integrated circuit in a waveguide package for millimeter-wave radio channel emulation applications. Sci China Inf Sci, 2022, 65(2): 129404, doi: 10.1007/s11432-020-3124-1

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A variable threshold visual sensing and image reconstruction method based on pulse sequence
Xu, Jiangtao; Lin, Peng; Gao, Zhiyuan; Nie, Kaiming; Xu, Liang
Sci China Inf Sci, 2022, 65(2): 129401
Keywords: pulse sequence; variable threshold; image reconstruction; visual sensing; adaptive video reconstruction
Cite as: Xu J T, Lin P, Gao Z Y, et al. A variable threshold visual sensing and image reconstruction method based on pulse sequence. Sci China Inf Sci, 2022, 65(2): 129401, doi: 10.1007/s11432-020-3003-2

RESEARCH PAPER Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 2

A neuromorphic core based on threshold switching memristor with asynchronous address event representation circuits
Wei, Jinsong; Zhang, Jilin; Zhang, Xumeng; Wu, Zuheng; Wang, Rui; Lu, Jian; Shi, Tuo; Chan, Mansun; Liu, Qi; Chen, Hong
Sci China Inf Sci, 2022, 65(2): 122408
Keywords: leaky-integration-and-fire; lif; memristor; threshold switching; artificial neuron; aer circuits; asynchronous circuits; on-chip communication
Cite as: Wei J S, Zhang J L, Zhang X M, et al. A neuromorphic core based on threshold switching memristor with asynchronous address event representation circuits. Sci China Inf Sci, 2022, 65(2): 122408, doi: 10.1007/s11432-020-3203-0

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Collaborative gain and noise optimization: a design of 150-173-GHz cascode LNA with 22.3 dB gain and 6.92 dB NF based on the gain-noise plane
Xu, Zhongchen; Ni, Menghu; Xie, Qian; Wang, Zheng
Sci China Inf Sci, 2023, 66(10): 209401
Keywords: low-noise amplifier; D-band; SiGe; gain-noise plane; collaborative optimization
Cite as: Xu Z C, Ni M H, Xie Q, et al. Collaborative gain and noise optimization: a design of 150-173-GHz cascode LNA with 22.3 dB gain and 6.92 dB NF based on the gain-noise plane. Sci China Inf Sci, 2023, 66(10): 209401, doi: 10.1007/s11432-022-3622-1

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SEU sensitivity and large spacing TMR efficiency of Kintex-7 and Virtex-7 FPGAs
Cai, Chang; Ning, Bingxu; Fan, Xue; Liu, Tianqi; Ke, Lingyun; Chen, Gengsheng; Yu, Jian; He, Ze; Xu, Liewei; Liu, Jie
Sci China Inf Sci, 2022, 65(2): 129402
Keywords: microelectronics; radiation effects; space electronics; radiation tolerance; fpga; reliability
Cite as: Cai C, Ning B X, Fan X, et al. SEU sensitivity and large spacing TMR efficiency of Kintex-7 and Virtex-7 FPGAs. Sci China Inf Sci, 2022, 65(2): 129402, doi: 10.1007/s11432-020-3169-x

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A wide load-range OTA using a digitally assisted compensating technique
Han H L, Liu S B, Shen Y, et al
Sci China Inf Sci, 2024, 67(7): 179402
Keywords: digital-assisted; LCD; wide load range; settling time drift; amplifier
Cite as: Han H L, Liu S B, Shen Y, et al. A wide load-range OTA using a digitally assisted compensating technique. Sci China Inf Sci, 2024, 67(7): 179402, doi: 10.1007/s11432-023-4043-9

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A 26.5–29.5-GHz Doherty PA with enhanced linearity and efficiency based on adaptive bias circuit for 5G MIMO arrays
Wang L, Chen J X, Hou D B, et al
Sci China Inf Sci, 2024, 67(7): 179401
Keywords: adaptive bias; Doherty; linearity; PAE; SiGe BiCMOS
Cite as: Wang L, Chen J X, Hou D B, et al. A 26.5–29.5-GHz Doherty PA with enhanced linearity and efficiency based on adaptive bias circuit for 5G MIMO arrays. Sci China Inf Sci, 2024, 67(7): 179401, doi: 10.1007/s11432-024-4045-y

LETTER Supplementary Webpage Webpage-cn SpringerLink Google Scholar Cited in SCI: 0

CATCAM: a 28 nm constant-time alteration TCAM enabling less than 50 ns update latency
Deng, Chenchen; Xiong, Tianzhu; Li, Zhaoshi; Liu, Zhiwei; Wang, Yao; Zhu, Jianfeng; Yang, Jun; Wei, Shaojun; Liu, Leibo
Sci China Inf Sci, 2024, 67(4): 149403
Keywords: Computing-in-memory; CIM; ternary contentaddressable memory; TCAM; rule update; SRAM; SDN
Cite as: Deng C C, Xiong T Z, Li Z S, et al. CATCAM: a 28 nm constant-time alteration TCAM enabling less than 50 ns update latency. Sci China Inf Sci, 2024, 67(4): 149403, doi: 10.1007/s11432-023-3964-4

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An analysis of TinyML@ICCAD for implementing AI on low-power microprocessor
Li, Guoqing; Zhang, Jingwei; Zhang, Meng; Li, Tuo; Chen, Tinghuan; Yang, Jun
Sci China Inf Sci, 2024, 67(4): 149402
Keywords: Low-end microprocessor; Tiny machine learning; Artificial intelligence; Benchmark; Ventricular arrhythmia detection
Cite as: Li G Q, Zhang J W, Zhang M, et al. An analysis of TinyML@ICCAD for implementing AI on low-power microprocessor. Sci China Inf Sci, 2024, 67(4): 149402, doi: 10.1007/s11432-023-3934-y

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Post-layout simulation driven analog circuit sizing
Gao, Xiaohan; Zhang, Haoyi; Ye, Siyuan; Liu, Mingjie; Pan, David Z.; Shen, Linxiao; Wang, Runsheng; Lin, Yibo; Huang, Ru
Sci China Inf Sci, 2024, 67(4): 142401
Keywords: analog EDA; transistor sizing; Bayesian optimization; post-layout simulation
Cite as: Gao X H, Zhang H Y, Ye S Y, et al. Post-layout simulation driven analog circuit sizing. Sci China Inf Sci, 2024, 67(4): 142401, doi: 10.1007/s11432-022-3878-5

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SWG: an architecture for sparse weight gradient computation
Wu, Weiwei; Tu, Fengbin; Li, Xiangyu; Wei, Shaojun; Yin, Shouyi
Sci China Inf Sci, 2024, 67(2): 122405
Keywords: CNN; training; gradient computation; sparsity; architecture
Cite as: Wu W W, Tu F B, Li X Y, et al. SWG: an architecture for sparse weight gradient computation. Sci China Inf Sci, 2024, 67(2): 122405, doi: 10.1007/s11432-022-3807-9

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FSS: algorithm and neural network accelerator for style transfer
Ling, Yi; Huang, Yujie; Cai, Yujie; Li, Zhaojie; Wang, Mingyu; Li, Wenhong; Zeng, Xiaoyang
Sci China Inf Sci, 2024, 67(2): 122401
Keywords: neural network accelerator; style transfer; neural network; deep learning
Cite as: Ling Y, Huang Y J, Cai Y J, et al. FSS: algorithm and neural network accelerator for style transfer. Sci China Inf Sci, 2024, 67(2): 122401, doi: 10.1007/s11432-022-3676-2

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A Ku-band image-rejection filtering LNA MMIC in 150-nm GaN-on-SiC technology
Li, Huiyang; Xu, Jinxu; Zhang, Xiuyin
Sci China Inf Sci, 2024, 67(1): 119404
Keywords: low noise amplifier; LNA; MMIC; 150-nm GaN-on-SiC; image rejection; Ku-band
Cite as: Li H Y, Xu J X, Zhang X Y. A Ku-band image-rejection filtering LNA MMIC in 150-nm GaN-on-SiC technology. Sci China Inf Sci, 2024, 67(1): 119404, doi: 10.1007/s11432-023-3849-x

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A reconfigurable Wilkinson power divider based on transmission-line phase shifter for 5G new radio
Yu, Yiming; Zhang, Xiaoning; Zhao, Chenxi; Liu, Huihua; Wu, Yunqiu; Kang, Kai
Sci China Inf Sci, 2023, 66(12): 229407
Keywords: CMOS; 5G; multi-band; reconfigurable; phase shifter; transmission line; Wilkinson power divider; new radio
Cite as: Yu Y M, Zhang X N, Zhao C X, et al. A reconfigurable Wilkinson power divider based on transmission-line phase shifter for 5G new radio. Sci China Inf Sci, 2023, 66(12): 229407, doi: 10.1007/s11432-022-3827-4

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Low-cost real-time VLSI system for high-accuracy optical flow estimation using biological motion features and random forests
Shi, Cong; He, Junxian; Pundlik, Shrinivas; Zhou, Xichuan; Wu, Nanjian; Luo, Gang
Sci China Inf Sci, 2023, 66(5): 159401
Keywords: motion estimation; optical flow; motion energy; hardware Random Forests; VLSI hardware system
Cite as: Shi C, He J X, Pundlik S, et al. Low-cost real-time VLSI system for high-accuracy optical flow estimation using biological motion features and random forests. Sci China Inf Sci, 2023, 66(5): 159401, doi: 10.1007/s11432-021-3473-1

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A Ka-band calibratable phased-array front-end chip with high element-consistency
Sun, Shiyan; Li, An'an; Ding, Yingtao; Chen, Zipeng; Wang, Wei; Jiang, Sijia; Chen, Zhiming; Chi, Baoyong
Sci China Inf Sci, 2022, 65(12): 229401
Keywords: Phased-array; phase shifter; attenuator; power amplifier; CMOS; transmit front-end module
Cite as: Sun S Y, Li A A, Ding Y T, et al. A Ka-band calibratable phased-array front-end chip with high element-consistency. Sci China Inf Sci, 2022, 65(12): 229401, doi: 10.1007/s11432-020-3376-7

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High efficiency dual-band filtering power amplifier
Li, Yuanchun; Wang, Yuanbo; Wu, Disi; Zhan, Runze; Chen, Shichang; Xue, Quan
Sci China Inf Sci, 2022, 65(8): 189401
Keywords: dual-band; filtering; high efficiency; power amplifier; pa; power added efficiency; pae
Cite as: Li Y C, Wang Y B, Wu D S, et al. High efficiency dual-band filtering power amplifier. Sci China Inf Sci, 2022, 65(8): 189401, doi: 10.1007/s11432-021-3315-y

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An energy-efficient dynamically reconfigurable cryptographic engine with improved power/EM-side-channel-attack resistance
Deng, Chenchen; Zhu, Min; Yang, Jinjiang; Wu, Youyu; He, Jiaji; Yang, Bohan; Zhu, Jianfeng; Yin, Shouyi; Wei, Shaojun; Liu, Leibo
Sci China Inf Sci, 2022, 65(4): 149404
Keywords: reconfigurable architectures; energy efficiency; cryptographic accelerator; flexibility; side channel analysis
Cite as: Deng C C, Zhu M, Yang J J, et al. An energy-efficient dynamically reconfigurable cryptographic engine with improved power/EM-side-channel-attack resistance. Sci China Inf Sci, 2022, 65(4): 149404, doi: 10.1007/s11432-020-3206-2

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A SiGe W-band frequency tripler with 10.5 dBm output power using harmonic suppression technique
Li, Huanbo; Chen, Jixin; Zhou, Peigen; Hou, Debin; Hong, Wei
Sci China Inf Sci, 2022, 65(4): 149402
Keywords: sige; w-band; frequency triper; harmonic suppression; transforming
Cite as: Li H B, Chen J X, Zhou P G, et al. A SiGe W-band frequency tripler with 10.5 dBm output power using harmonic suppression technique. Sci China Inf Sci, 2022, 65(4): 149402, doi: 10.1007/s11432-020-3041-5