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研究方向：
数字电路设计，随机计算，近似计算，图像处理
开设课程（本科生、研究生）：
本科课程《量子力学》
科研项目：
[1] 非线性函数的随机电路设计方法研究（JZ2024GJQN0404），国家自然科学基金青年科学基金项目，2025-2027，主持。
[2] 神经网络XXX研发（W2023JSKF0198），企业委托，2023-2024，主持。
[3] 基于量子元胞自动机的低功耗电路设计（JZ2020HGQA0162），青年教师科研创新启动专项，2020-2022，主持。
[4] 基于量子元胞自动机的低功耗随机电路研究（JZ2020HGTA0085），中央高校基本科研业务费专项资金资助，2020-2021，主持。
代表成果：
专著：
[1] 解光军，张永强，吕洪君. 量子元胞自动机电路设计与分析，科学出版社，2020，ISBN：978-7-03-065269-0.
[2] Zhang Yongqiang, Han Jie, Xie Guangjun. Stochastic multipliers: from serial to parallel. In: Liu Weiqiang, Han Jie, Lombardi Fabrizio. Design and applications of emerging computer systems, Springer, 2024, ISBN: 978-3-031-42478-6.
一作期刊论文：
[1] Zhang Yongqiang, Qin Jiao, Han Jie, Xie Guangjun. Design of a stochastic computing architecture for the Phansalkar algorithm. IEEE Transactions on Very Large Scale Integration (VLSI) Systems, 2024, 32(3): 442-454.
[2] Zhang Yongqiang, Chen Xiaoyue, Han Jie, Xie Guangjun. Stochastic mean circuits based on inner-product units using correlated bitstreams. IEEE Transactions on Circuits and Systems II: Express Briefs, 2024, 71(2): 867-871.
[3] Zhang Yongqiang, Xie Lingyun, Han Jie, Cheng Xin, Xie Guangjun. Highly accurate and energy efficient binary-stochastic multipliers for fault-tolerant applications. IEEE Transactions on Circuits and Systems II: Express Briefs, 2023, 70(2): 771-775.
[4] Zhang Yongqiang, Liu Siting, Han Jie, Lin Zhendong, Wang Shaowei, Cheng Xin, Xie Guangjun. An energy-efficient binary-interfaced stochastic multiplier using parallel datapaths. IEEE Transactions on Very Large Scale Integration (VLSI) Systems, 2023, 31(9): 1439-1443.
[5] Zhang Yongqiang, Zhu Chunsong, Cheng Xin, Xie Guangjun. Design and implementation of SRAM for LUT and CLB using clocking mechanism in quantum-dot cellular automata. IEEE Transactions on Circuits and Systems II: Express Briefs, 2022, 69(9): 3909-3913.
[6] Zhang Yongqiang, He Cong, Chen Xiaoyue, Xie Guangjun. The hardware cost and computing accuracy trade-off in multipliers using imprecise 4-2 compressors for image processing applications. IEIE Transactions on Smart Processing and Computing, 2022, 11(3): 174-182.
[7] Zhang Yongqiang, Chen Xiaoyue, He Cong, Xie Guangjun. Energy-efficient multipliers using imprecise compressors for image multiplication. International Journal of Circuit Theory and Applications, 2022, 50(11): 3875-3890.
[8] Zhang Yongqiang, Xie Guangjun, Han Jie. Serial concatenated convolutional code encoder in quantum-dot cellular automata. Nano Communication Networks, 2019, 22: 100268.
[9] Zhang Yongqiang, Deng Feifei, Cheng Xin, Xie Guangjun. A coplanar XOR using NAND-NOR-inverter and five-input majority voter in quantum-dot cellular automata technology. International Journal of Theoretical Physics, 2019, 59(2): 484-501.
[10]Zhang Yongqiang, Xie Guangjun, Sun Mengbo, Lv Hongjun. An efficient module for full adders in quantum-dot cellular automata. International Journal of Theoretical Physics, 2018, 57(10): 3005-3025.
[11]Zhang Yongqiang, Xie Guangjun, Lv Hongjun. Dual-edge triggered JK flip-flop with comprehensive analysis in quantum-dot cellular automata. The Journal of Engineering, 2018, 2018(7): 354-359.
[12]Zhang Yongqiang, Xie Guangjun, Sun Mengbo, Lv Hongjun. Design of normalised and simplified full adders in quantum-dot cellular automata. The Journal of Engineering, 2017, 2017(10): 557-565.
[13]张永强, 解光军, 吕洪君. 基于概率转移矩阵的全加器可靠性分析. 微纳电子技术, 2016, 53(8): 493-502.
[14]Zhang Yongqiang, Lv Hongjun, Du Huakun, Huang Cheng, Liu Shuai, Xie Guangjun. Modular design of QCA carry flow adders and multiplier with reduced wire crossing and number of logic gates. International Journal of Circuit Theory and Applications, 2016, 44(7): 1351-1366.
[15]Zhang Yongqiang, Lv Hongjun, Liu Shuai, Xiang Yunlong, Xie Guangjun. Design of quantum-dot cellular automata circuits using five-input majority gate. Journal of Computational and Theoretical Nanoscience, 2015, 12(10): 3675-3681.
[16]Zhang Yongqiang, Lv Hongjun, Liu Shuai, Xiang Yunlong, Xie Guangjun. Defect-tolerance analysis of fundamental quantum-dot cellular automata devices. The Journal of Engineering, 2015, 2015(4): 128-133.
通讯期刊论文：
[1] 张辉, 解光军, 张永强*. 基于量子元胞自动机的n位全加器设计. 电子学报, 2024: 1-7.
[2] Wang Shaowei, Xie Guangjun, Xu Wenbing, Han Jie, Zhang Yongqiang*. A low-cost and fault-tolerant stochastic architecture for the Bernsen algorithm using bitstream correlation. Journal of Circuits, Systems, and Computers, 2024: 1-11.
[3] Xu Wenbing, Xie Guangjun, Wang Shaowei, Lin Zhendong, Han Jie, Zhang Yongqiang*. A stochastic computing architecture for local contrast and mean image thresholding algorithm. International Journal of Circuit Theory and Applications, 2022, 50(9): 3279-3291.
[4] Wang Shaowei, Xie Guangjun, Xu Wenbing, Cheng Xin, Zhang Yongqiang*. High-accuracy mean circuits design by manipulating correlation for stochastic computing. International Journal of Circuit Theory and Applications, 2022, 50(10): 3692-3703.
[5] Wang Shaowei, Xie Guangjun, Han Jie, Zhang Yongqiang*. Highly accurate division and square root circuits by exploiting signal correlation in stochastic computing. International Journal of Circuit Theory and Applications, 2022, 50(4): 1375-1385.
[6] Wang Shaowei, Xie Guangjun, Cheng Xin, Zhang Yongqiang*. Weighted-adder-based polynomial computation using correlated unipolar stochastic bitstreams. IEEE Transactions on Circuits and Systems II: Express Briefs, 2022, 69(11): 4528-4532.
[7] Deng Feifei, Xie Guangjun, Zhang Yongqiang*, Chen Song. Module-based design method using clocking scheme for quantum-dot cellular automata. International Journal of Circuit Theory and Applications, 2022, 50(2): 448-464.
[8] Deng Feifei, Xie Guangjun, Cheng Xin, Zhang Yongqiang*. A general and efficient clocking scheme for majority logic in quantum-dot cellular automata. Microelectronics Journal, 2022, 128: 105544.
[9] Zhu Chunsong, Xie Guangjun, Zhang Yongqiang*. Design and implementation of programmable logic array using crossbar structure in quantum-dot cellular automata. International Journal of Circuit Theory and Applications, 2021, 49(11): 3669-3682.
[10]Lin Zhendong, Xie Guangjun, Xu Wenbing, Han Jie, Zhang Yongqiang*. Accelerating stochastic computing using deterministic Halton sequences. IEEE Transactions on Circuits and Systems II: Express Briefs, 2021, 68(10): 3351-3355.
[11]邓飞飞, 解光军, 王晓旸, 程心, 张永强*. 量子元胞自动机共面五输入择多门结构的分析与设计. 电子学报, 2020, 48(5): 861-869.
[12]Song Zhixin, Xie Guangjun, Cheng Xin, Wang Lei, Zhang Yongqiang*. An ultra-low cost multilayer RAM in quantum-dot cellular automata. IEEE Transactions on Circuits and Systems II: Express Briefs, 2020, 67(12): 3397-3401.
[13]Deng Feifei, Xie Guangjun, Cheng Xin, Zhang Zhang, Zhang Yongqiang*. CFE: a convenient, flexible, and efficient clocking scheme for quantum-dot cellular automata. IET Circuits, Devices & Systems, 2020, 14(1): 88-92.
[14]Deng Feifei, Xie Guangjun, Wang Shaowei, Cheng Xin, Zhang Yongqiang*. An ultra-low-power five-input majority gate in quantum-dot cellular automata. Journal of Circuits, Systems and Computers, 2020, 29(11): 1-19.
[15]Deng Feifei, Xie Guangjun, Zhu Renjun, Zhang Yongqiang*. A matrix representation method for decoders using majority gate characteristics in quantum-dot cellular automata. The Journal of Supercomputing, 2019, 76(4): 2842-2859.
一作会议论文：
[1] Zhang Yongqiang, Chen Xiaoyue, Guo Pixia, Xie Guangjun. Design and analysis of approximate multiplier of majority-based imprecise 4-2 compressor for image processing. IEEE 23rd International Conference on Nanotechnology (NANO), Jeju City, Republic of Korea, 2023: 1-5.
[2] Zhang Yongqiang, Xie Lingyun, Han Jie, Xie Guangjun. Highly accurate and energy efficient stochastic multipliers. IEEE 22nd International Conference on Nanotechnology (NANO), Palma de Mallorca, Spain, 2022: 12-15.
[3] Zhang Yongqiang, He Cong, Zhang Tingting, Han Jie, Xie Guangjun. Design and analysis of a majority logic based imprecise 6-2 compressor for approximate multipliers. IEEE 22nd International Conference on Nanotechnology (NANO), Palma de Mallorca, Spain, 2022: 291-294.
通讯会议论文:
[1] Guo Pixia, Xie Guangjun, Chen Xiaoyue, Han Jie, Zhang Yongqiang*. A variable latency Ling adder based on Brent-Kung parallel-prefix topology. IEEE 23rd International Conference on Nanotechnology (NANO), Jeju City, Republic of Korea, 2023: 1-5.
[2] Bai Fuhai, Xie Guangjun, Guo Pixia, Zhang Yongqiang*. Design and analysis of imprecise 4-2 compressor with error recovery module for approximate multipliers. IEEE 23rd International Conference on Nanotechnology (NANO), Jeju City, Republic of Korea, 2023: 1-5.
[3] Li Feiyu, Xie Guangjun, Han Jie, Zhang Yongqiang*. Mean circuit design using correlated random bitstreams in stochastic computing. IEEE 22nd International Conference on Nanotechnology (NANO), Palma de Mallorca, Spain, 2022: 4-7.
[4] Zhou Yuancheng, Xie Guangjun, Han Jie, Zhang Yongqiang*. Absolute subtraction and division circuits using uncorrelated random bitstreams in stochastic computing. IEEE/ACM International Symposium on Nanoscale Architectures (NANOARCH), AB, Canada, 2021: 1-6.
[5] Lin Zhendong, Xie Guangjun, Wang Shaowei, Han Jie, Zhang Yongqiang*. A review of deterministic approaches to stochastic computing. IEEE/ACM International Symposium on Nanoscale Architectures (NANOARCH), AB, Canada, 2021: 1-6.
授权专利：
[1] 张永强，解光军，程心. 一种基于量子元胞自动机线延迟的比特位重排电路及方法. ZL 2020 1 0897411.0
