GELijun

Professional title:Professor

Tel.:131 3256 5269

Wechat:131 3256 5269(Same mobile number)

Fax:83955164

Supervisor Type:

PhD Supervisor (Academic: Textile Science and Engineering / Professional: Electronic Information)

Master's Supervisor (Academic: Information and Communication Engineering / Professional: Electronic Information)

Research laboratory:Wireless Communication and Wearable Internet of Things Research Laboratory

E-mail:gelj@mail.nankai.edu.cn;gelj_001@hotmail.com

Introduction

Learning experience

2008.9-2011.6, School of Information Technology, Nankai University, Ph.D. in Physical Electronics (Communication Direction).

2006.9-2008.6, Nankai University, School of Information Technology Science, Communication and Information System, Master's degree.

2002.9-2006.6, Nankai University, School of Information Technology Science, Electronic Science and Technology, undergraduate course.

Work experience

2011.7-Today:TiangongUniversity, School of Electronic and Information Engineering.

Research areas

Direction 1:OFDM, UWB and MIMO wireless communication systems and their applications.

(Frequency band: sub-6G, millimeter wave, terahertz, visible light; Carrier: antenna, LED, intelligent super surface, textiles, etc.)

Direction 2: Theory, key technologies and applications of OFDM, UWB and MIMO wireless communication.

(Problems: synchronization, channel estimation, ADC sampling, low quantization, nonlinearity, precoding, detection, etc.; Theory and methods: compressed sensing, artificial intelligence, etc.)

Direction 3: Wearable Internet of Things Technology and Application.

(Wearable sensing detection, communication transmission and information processing embedded in textiles or implanted in human body)

Direction 4: FPGA technology and application.

(Digital communication, signal processing, system control and other circuits and systems)

Main courses taught

Communication Theory

Representative scientific research projects

The following are some of the representative research projects:

1. Hosted the Central Military Commission's technical cultivation project "Application research of high-speed XXX communication technology in XXX environment communication and XXX system", from December 2022 to November 2024.

2. Hosted the key project of the Central Military Commission's Logistics Department, "Seamless wearable wireless monitoring technology research for XXX post-delivery full process", from June 2019 to December 2023.

3. Hosted the National Natural Science Foundation project "Research on key technologies of OFDM-UWB baseband based on compressed sampling ΣΔ modulation", from January 2014 to December 2016.

4. Hosted the Tianjin Applied Basic Research and Frontier Technology Development Plan Project (Natural Science Foundation) "Research on key technologies of multi-carrier UWB system based on compressed sensing", from April 2013 to March 2016.

5. Hosted the Tianjin Science and Technology Specialist Project "Research and system development of X-ray imaging for steel wire rope core non-destructive testing technology", from October 2014 to September 2015.

6. Hosted the open project of Tianjin Key Laboratory of Optical Sensor and Sensor Network Technology "Research on sparse channel estimation methods for large-scale MIMO systems in 5G/6G wireless communication", from June 2021 to May 2022.

7. Hosted the Tianjin University of Technology and Applied Sciences Project "Research on synchronization technology of multi-band OFDM UWB system", from November 2011 to October 2013.

8. Hosted the Tianjin Electric Science Research Institute Co., Ltd. Project "Development of data acquisition system (PDA) multi-device high-speed communication protocol", from June 2018 to December 2018.

9. Participated in the Tianjin diversified input fund project (Natural Science Foundation) for young scholars, "Research on OFDM pulse interference suppression and physical layer secure communication methods for L-DACS1 system", from October 2021 to September 2023, as the second participant.

10. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) for young scholars, "Research on sidelobe suppression issues for future multi-carrier transmission systems", from April 2020 to March 2022, as the second participant.

11. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) for young scholars, "Research on sidelobe suppression issues for future multi-carrier transmission systems", from April 2020 to March 2022, as the second participant.

12. Participated in the Tianjin University Basic Research Business Fee Natural Science Research Plan Project (Natural Science) "Research on sidelobe suppression technology based on N-continuous in multi-carrier system", from November 2018 to October 2021, as the second participant.

13. Participated in the National Natural Science Foundation of China Youth Project "Research on the design algorithm of precise and adjustable FIR sparse multi-frequency notch filter", from January 2016 to December 2018, as the second participant.

14. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) project "Research on EMD theory and method based on B-spline basis function", from April 2015 to March 2018, as the second participant.

15. Participated in the National Natural Science Foundation of China project "Research on multi-band UWB-OFDM system and its key technologies based on novel Σ-Δ modulation", from January 2009 to December 2011.

16. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) key project "Research on key technologies of multi-band ultra-wideband high-speed wireless communication", from April 2009 to March 2012.

17. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) key project "Research on joint efficient algorithm and system implementation of multi-carrier wireless communication system", from April 2006 to March 2009.

18. Participated in the Tianjin Applied Basic Research and Frontier Technology Development Plan (Natural Science Foundation) project "Research on high-speed data communication using OFDM technology in VHF and UHF bands", from April 2005 to March 2008.

19. Participated in the project of Beijing Sheng'an Tongli Technology Development Co., Ltd., "Research on wideband signal sampling and reconstruction technology", from May 2014 to November 2014.

Main publications

More than 40 papers have been published, mainly including:

[1] Lijun Ge, Yuchuan Guo, Yue Zhang, Gaojie Chen, et al. Deep neural network based channel estimation for massive MIMO-OFDM systems with imperfect channel state information, IEEE Systems Journal, 2022. (SCI, 中科院二区，影响因子: 4.802)

[2] Lijun Ge, Yue Zhang, Gaojie Chen, Jun Tong. Compression based LMMSE Channel Estimation with Adaptive Sparsity for Massive MIMO in 5G Systems, IEEE Systems Journal, 2019, 13(4): 3847-3857. (SCI, 中科院二区，影响因子: 4.463)

[3] Peng Wei, Yue Xiao, Lilin Dan, Lijun Ge, Wei Xiang. N-continuous signaling for GFDM, IEEE Transactions on Communications, 2020, 68(2): 947-958. (SCI, 中科院二区, 影响因子: 5.690)

[4] 戈立军, 王松, 徐微. 基于OFDM信号的新型∑Δ调制器研究, 电子学报, 2017, 45(1): 61-66. (EI，CCF A类，重点学科培育期刊)

[5] 戈立军, 赵迎新, 吴虹等. MQAM-OFDM系统中降低峰均比与残余载波频偏同步联合算法. 电子学报, 2011, 39(1): 168-171. (EI，CCF A类，重点学科培育期刊)

[6] 戈立军, 郭徽, 李月等. 大规模MIMO系统稀疏度自适应信道估计算法. 通信学报, 2017, 38(12): 57-62. (EI，CCF B类，中国科技期刊卓越行动计划)

[7] 戈立军, 吴虹. MB-OFDM-UWB系统基于时域扩展的盲频率跟踪算法. 通信学报, 2013, 34(4): 138-143. (EI，CCF B类，中国科技期刊卓越行动计划)

[8] Lijun Ge, Hua Zhang, Hui Guo, Hong Wu. High performance compressed sampling for OFDM-UWB systems, China Communications, 2017, 14(3): 75-86. (SCI, 中科院四区，影响因子: 1.514)

[9] Sparsity Adaptive Compressive Sensing Based Two-stage Channel Estimation Algorithm for Massive MIMO-OFDM Systems Radioengineering, 2022. (SCI, 中科院四区, 影响因子: 1.105)

[10] Lijun Ge, Changcheng Qi, Yuchuan Guo, Lei Qian, Jun Tong, Peng Wei. Classification Weighted Deep Neural Network Based Channel Equalization for Massive MIMO-OFDM Systems. Radioengineering, 2022. (SCI, 中科院四区, 影响因子: 1.105)

[11] Lijun Ge, Zhichao Wang, Lei Qian, Peng Wei, Feifei Gao, Mingzhou Li. Improved Phase Noise Compensation in OFDM Systems. Radioengineering, 2022. (SCI, 中科院四区, 影响因子: 1.105)

[12] Lijun Ge, Zejun Qiao, Jun Wang, et al. An improved MASH sigma-delta modulator with all-anolog interstage and input-feedforward architecture, Journal of the Chinese Institute of Engineers, 2020, 43(8): 1-5. (SCI, 中科院四区，影响因子：0.667)

[13] Lijun Ge, Yitai Cheng, Wei Xu, Jun Tong. Sparsity adaptive channel estimation based on compressed sensing for OFDM systems, Journal of the Chinese Institute of Engineers, 2017, 40(2): 146-148. (SCI, 中科院四区，影响因子：0.471)

[14] Ge Lijun, Zhao Yingxin, Wu Hong, et al. Joint Frequency Offset Tracking and PAPR Reduction Algorithm in OFDM Systems. Journal of Systems Engineering and Electronics, 2010, 21(4): 557-561. (SCI, 中科院四区，影响因子：0.572)

[15] 钱磊, 刘飞扬, 赵琳琳, 戈立军, 迟学芬. 支持终端晃动的多光源可见光通信系统有效容量研究. 电子与信息学报, 2022. (EI)

[16] Ge Lijun, Cheng Yitai, Xiao Bingrui. Joint Channel Estimation and Nonlinear Distortion Recovery Based on Compressed Sensing for OFDM Systems, Journal of Communications, 2016, 11(1): 15-22. (EI)

[17] Ge Lijun, Li Yue, Tao Jin. Timing and Sampling Frequency Synchronization Scheme for IEEE802.15.3c OFDM System, Journal of Communications, 2016, 11(2): 143-148. (EI)

[18] 戈立军, 王松, 丁丽娅. 全相位FFT的OFDM系统sigmadelta量化噪声整形, 西安电子科技大学学报, 2017. (EI)

[19] 薛茜男, 戈立军, 陶进等. 基于IEEE802.15.3c的OFDM超宽带系统时频同步算法研究, 北京理工大学学报, 2017, 37(1): 77-82. (EI)

[20] 戈立军, 吴虹, 金宇昂等. 基于最大自相关及最小能量比的MB-OFDM-UWB系统定时算法. 电子与信息学报, 2010, 32(10): 2452-2457. (EI)

[21] 戈立军, 赵迎新, 傅民皓等. 多频带OFDM超宽带系统同步及信道估计算法. 系统工程与电子技术, 2011, 33(3): 665-668. (EI)

[22] Ge Lijun, Li Chunyu, Miao Changyun, et al. TDS Based Carrier Frequency Tracking Algorithm for MB-OFDM UWB Systems. Journal of Information and Computational Science, 2012, 9(12): 3539-3548. (EI)

[23] 戈立军, 程以泰, 张华等. 基于压缩感知的非线性OFDM系统迭代信道估计算法, 重庆邮电大学学报, 2016, 28(5): 680-685.

[24] 戈立军, 陶进, 刘刚等. 基于可见光的语音通信系统设计, 光通信技术, 2016, 40(10): 43-46.

[25] 戈立军, 陶进, 刘刚等. 基于调制器的非线性可见光通信系统研究, 光通信研究, 2017.

[26] Ge Lijun, Zhang Hua, Guo Hui, et al. Compressed Sampling for OFDM-UWB Systems, International Conference on Wireless Communication and Sensor Network (WCSN), 2015. (EI)

[27] Du Yamei, Ge Lijun, Xue Qiannan. An Anti-multipath Timing Synchronization Scheme for MB-OFDM-UWB Systems. International Conference on Wireless Communication and Sensor Network (WCSN), 2014. (EI)

[28] Ge Lijun, Zhao Yingxin, Jin Yu'ang, et al. A novel carrier frequency offset tracking scheme in MQAM-OFDM systems. IEEE International Conference on Wireless Communications, Networking and Mobile Computing (WiCOM), 2009. (EI)

[29] 戈立军, 巨阿强, 李春雨等. 基带跳频多频带OFDM超宽带系统频率同步算法. 南开大学学报, 2013, 46(4): 81-87.

[30] 戈立军, 吴虹, 苗长云等. MB-OFDM-UWB系统同步及信道估计算法的改进与仿真. 南开大学学报, 2013, 46(5): 37-43.

[31] 巨阿强, 戈立军, 李春雨等. 基于压缩感知的OFDM系统非线性失真恢复算法. 南开大学学报, 2015, 48(5).

[32] 李春雨, 戈立军, 巨阿强等. 基于IEEE 802.15.3c的OFDM-UWB系统定时同步算法的研究. 南开大学学报, 2014, 47(6).

[33] 戈立军, 吴虹, 金宇昂. 一种低复杂度的数字互相关器的设计及其FPGA实现. 南开大学学报, 2009, 42(4): 43-47.

[34] 戈立军, 吴虹, 司敏山. 基于DDS技术的FM信号发生器的设计及其FPGA实现. 南开大学学报, 2007, 40(6): 95-99.

[35] Zhao Yingxin, Ge Lijun, Wu Hong, et al. A multi-bit sigma-delta converter for UWB OFDM systems. Proc. International Symposium on Signals, Systems and Electronics (ISSSE), Nanjing, 2010: 1-4. (EI) 

[36] Zhao Yingxin, Ge Lijun, Wang Shuang, et al. Research on UWB OFDM signal conversion. Proc. IEEE International Conference on Intelligent Computing and Intelligent Systems (ICICIS), Xiamen, 2010. (EI) 

[37] Zhao Yingxin, Ge Lijun, Xu Ning, et al. Research and simulation of the adaptive high-bandwidth-efficiency wireless communication system. Proc. IET International Communication Conference on Wireless Mobile and Computing (CCWMC), Shanghai, 2009: 582-585. (EI)

[38] Zhao Yingxin, Wu Hong, Ge Lijun. Research on application of Golay complementary sequences in OFDM systems. IEEE International Conference on Information Science and Engineering (ICISE), Nanjing, 2009. (EI)

[39] Wu Hong, Zhao Yingxin, Ge Lijun. A low-complexity frequency offset correction scheme for synchronization in OFDM systems. IEEE International Conference onWireless Communications, Networking and Mobile Computing (WiCOM), Dalian, 2008. (EI)

[40] Wu Hong, Zhao Yingxin, Ge Lijun. An efficient joint algorithm based on one training sequence for OFDM system. IET International Conference on Information and Communications Technologies (ICICT), Shanghai, 2008. (EI)

[41] 吴虹, 梁裕民, 戈立军等. 特高频/甚高频频段OFDM系统同步技术的算法改进及仿真. 电子学报, 2007, 35(12): 2384-2388. (EI，CCF A类，重点学科培育期刊) 

[42] 吴虹, 赵迎新, 戈立军等. 基于同一训练序列的OFDM系统联合高效算法的研究. 系统仿真学报, 2008, 20(22): 6230-6233 6237. (EI，CCF B类，中国科技期刊卓越行动计划) 

[43] 戈立军, 赵瑞君, 黄鹏, 王萧萧. 2-2 MASH结构改进及其FPGA实现. 南开大学学报, 2020, 53(2): 85-90.

Representative patents

A total of more than 10 invention patents have been applied for and authorized, mainly including:

1. Efficient joint method of nonlinear distortion recovery and channel estimation in OFDM ultra-wideband system. China invention patent, ZL 201310703252.6. 2018-06-12. Authorization.

2. Anti-multipath timing synchronization scheme for OFDM UWB system. China invention patent, ZL 201310703251.1. 2017-10-20. Authorization.

3. An FPGA-based X-ray detector acquisition control and signal processing device for steel wire rope conveyor belt. China invention patent, ZL 201510115959.0. 2017-06-27. Authorized.

4. Carrier frequency tracking method for multi-band OFDM ultra-wideband system. China invention patent, ZL 201210156019.6. 2015-02-18. Authorization.

5. Timing synchronization scheme for multi-band OFDM UWB system. China invention patent, ZL 200910228100.9. 2013-04-03. Authorization.

6. Efficient implementation method and equipment of digital correlator. China invention patent, ZL 200710059838.8. 2010-07-14. Authorization.

7. An underground voice communication system based on visible light. China utility model patent, ZL 201621104481.1. 2017-05-10. Authorization.

8. A radiation-free prenatal education device based on LED visible light communication technology. China utility model patent, ZL 201720249382.0. 2017-03-10. Authorized.

9. A visible light positioning system for underground mine. China utility model patent, ZL 201720759795.3. 2017-06-22. Authorization.

Academic awards and talent titles

1. Tianjin University Middle-aged Backbone Innovative Talents (2017)

2. Tianjin "131" Third-level Innovative Talents (2015)

3. Received the First Prize of Tianjin Science and Technology Progress Award (2015)

4. Excellent Science and Technology Specialist in Tianjin (2014)

Academic and social positions

1. Senior Member of China Institute of Communications

2. Senior Member of China Institute of Electronics

3. Member of the Youth Specialist Group for Internet of Things, China Institute of Electronics

4. Member of China Sensor and IoT Industry Alliance (representative of unit alliance)

5. Member of Tianjin 5G Development Alliance (representative of unit alliance)

6. Intelligent Surface Technology Alliance (representative of unit alliance)

7. Alumni Mentor of School of Electronic Information and Optical Engineering, Nankai University

8. Reviewer for IEEE Journal on Selected Areas in Communications, IEEE Transactions on Wireless Communications, IEEE Communications Letters, Wireless Communications and Mobile Computing, China Communications, Journal of Communications, and Electronics Journal, etc.

Teaching and other awards

1. Guide undergraduates to participate in the National Undergraduate Electronic

2. Design Competition, received the Second Prize of Tianjin (2015)

3. Guide undergraduates to participate in the "Hetai Cup" Tianjin Single-Chip Microcontroller Design Competition, received the Third Prize of Tianjin (2015)

4. Guide undergraduates to participate in the "Hetai Cup" Tianjin Single-Chip Microcontroller Design Competition, received the Second Prize of Tianjin (2014)

5. Guide undergraduates to participate in the "TI Cup" Tianjin University Student Electronic Design Competition, received the Third Prize of Tianjin (2014)

6. Guide undergraduates to participate in the "Innovation Cup" Competition of Tianjin Polytechnic University, received the Third Prize of School (2013)

7. Guide graduate students to win national scholarship (2012)

8. The Twelfth "National Multimedia Courseware Competition", Outstanding Award in Engineering Group (2012)

9. Tianjin "Young Teachers' Basic Competence Competition", First Prize in School (2012)

10. Outstanding Ph.D. Graduate of 2011, Nankai University (about 7:1) (2011)