Patents

Issued US Patents (External Link to to Patents List): 

1. 10,312,993, Nadisanka Rupasinghe, Ismail Guvenc, Ahmed Salah Ibrahim Mohamed, “Cooperative clustering for enhancing MU-massive-MISO-based UAV communication”, June 4, 2019.

2. 10,027,412, Yusuf S. Eroglu, Ismail Guvenc, and Nezih Pala, “System and method for visible light communications with multi-element transmitters and receivers”, July 17, 2018.

3. 9,986,440, Ismail Guvenc, "Interference and Mobility Management in UAV-Assisted Wireless Networks", May 29, 2018. 

4. 9,883,347, Arvind Merwaday and Ismail Guvenc, "Specific Velocity Estimation of Wireless Network Devices", January 30, 2018.

5. 9,622,133, Ismail Guvenc, "Interference and Mobility Management in UAV-Assisted Wireless Networks", issued April 11, 2017. 

6. 9,584,976, Arvind Merwaday and Ismail Guvenc, "Specific Velocity Estimation of Wireless Network Devices", issued February 28, 2017.  

7. 8,559,976, Motaharu Miyake, Fujio Watanabe, Daichi Funato, Hyung-Sik Shin, and Ismail Guvenc,"System and method for population tracking and counting using mobile operational data", issued October 15, 2013.

8. 8,452,293, Ismail Guvenc and Fujio Watanabe, "Methods for enhancing performance of open-access and closed-access femtocells", issued May 28, 2013.

9. 8,442,541, Ismail Guvenc, Moo-Ryong Jeong, and Fujio Watanabe, "System and method for inter-cell interference avoidance in co-channel networks", issued May 14, 2013.

10. 8,428,602, Ismail Guvenc and Fujio Watanabe, "Methods for enhancing performance of open-access and closed-access femtocells", issued April 23, 2013.

11. 8,428,519, Alphan Sahin, Ismail Guvenc, and Huseyin Arslan, "Inter-carrier interference management in dedicated channel femtocell networks", issued April 23, 2013. 

12. 8,422,469, Ismail Guvenc, "Method for interference-minimizing resource block-size selection at a macrocell, a microcell and a femtocell", issued April 16, 2013.

13. 8,345,629, Ismail Guvenc, Moo-Ryong Jeong, and Fujio Watanabe, "A method for ARQ-enabled pre-transmissions in multicast and broadcast services of relay networks utilizing the idle periods", issued January 1, 2013. 

14. 8,340,060, Mustafa E. Sahin, Huseyin Arslan, Ismail Guvenc, and Moo Ryong Jeong, "OFDMA-based co-channel femtocell", issued December 25, 2012. 

15. 8,340,038, Ismail Guvenc, "Method for time/frequency spreading in a femtocell network for interference reduction", issued December 25, 2012.

16. 8,280,387, Ismail Guvenc, Moo Ryong Jeong, Fujio Watanabe, and Hiroshi Inamura, "Femtocell channel assignment and power control for improved femtocell coverage and efficient cell search", issued October 2, 2012. 

17. 8,223,743, Ismail Guvenc, Mustafa E. Sahin, "Methods for over-the-air blind synchronization of two OFDMA-based networks that minimizes interference and by using an extended correlation window length", issued July 17, 2012.

18. 8,219,111, Ismail Guvenc, Fujio Watanabe, and Hiroshi Inamura, "Method for an improved linear least squares estimation of a mobile terminal's location under LOS and NLOS conditions and using map information", issued July 10, 2012.

19. 8,155,595, Mustafa E. Sahin, Ismail Guvenc, and Huseyin Arslan, "Method for iterative interference cancellation for co-channel multi-carrier and narrowband systems", issued April 10, 2012. 

20. 8,155,013, Moo Ryong Jeong, Ismail Guvenc, and Fujio Watanabe, "Synchronized multi-link transmission in an ARQ-enabled multi-hop wireless network", issued April 10, 2012.

21. 8,099,042, Dandan Wang, Chia-Chin Chong, Ismail Guvenc, and Fujio Watanabe, "Method and system for a reliable relay-associated and opportunistic cooperative transmission schemes", Issued January 17, 2012.

22. 8,027,284, Ulas C. Kozat and Ismail Guvenc, "Method and apparatus for reliable multicasting in wireless relay networks", issued September 27, 2011.

23. 8,023,595, Huilin Xu, Chia-Chin Chong, and Ismail Guvenc, "Method and system of time-of-arrival estimation for ultra wideband multi-band orthogonal frequency division multiplexing signals", issued September 20, 2011.

24. 8,010,041, Dandan Wang, Chia-Chin Chong, Ismail Guvenc, and Fujio Watanabe, "Method and system for a reliable relay-associated and opportunistic cooperative transmission schemes", issued August 30, 2011.

25. 7,965,785, Anxin Li, Xiangming Li, Hidetoshi Kayama, Ismail Guvenc, Moo Ryong Jeong, "Uplink multiple-input-multiple-output (MIMO) and cooperative MIMO transmissions", issued June 21, 2011.

26. 7,577,446, Ismail Guvenc and Chia-Chin Chong, "Weighted least square localization method exploiting multipath channel statistics for non-line-of-sight mitigation", issued August 18, 2009.

27. 7,577,445, Ismail Guvenc and Chia-Chin Chong, "Line-of-sight (LOS) or non-LOS (NLOS) identification method using multipath channel statistics", issued August 18, 2009. 

28. 7,574,221, Ismail Guvenc and Chia-Chin Chong, "Method for estimating jointly time-of-arrival of signals and terminal location", issued August 11, 2009. 

29. 7,526,048, Zafer Sahinoglu and Ismail Guvenc, "Energy threshold selection for UWB TOA estimation", issued April 28, 2009. 

Patents in Review by USPTO:

1. E. Ozturk, F. Erden, H. Celebi, I. Guvenc, O. Ozdemir, "Drone Detection, Classification, Tracking, and Threat Evaluation System Employing Field and Remote Identification (ID) Information", United States Provisional Patent Application, July 31, 2020, Serial No: 63/059,752.

2. A. Bhuyan, I. Guvenc, and H. Dai, "Systems, Devices, and Methods for Millimeter Wave Communication for Unmanned Aerial Vehicles", United States Provisional Patent Application, Nov. 6, 2018, Serial No: 62/756,400. 

Other Patent Applications (Withdrawn, Abondoned, or Internal Disclosures):

1. Yavuz Yapici and Ismail Guvenc, "Bidirectional LMS Based Low-Complexity Angle and Channel Tracking in Millimeter-Wave Channels", NCSU Disclosure #19086, Sep. 2018.

2. Yavuz Yapici and Ismail Guvenc, "Low-Rate Two-Bit Feedback for Non-Orthogonal Multiple Access for 5G Communications", NCSU Disclosure #19066, Aug. 2018.

3. Ismail Guvenc and David Lopez Perez, "A Method for Handover Performance Improvement in Heterogeneous Wireless Networks", Pub. No: US2012/048690, filed July 27, 2012. 

4. Ismail Guvenc, Moo-Ryong Jeong, and Fujio Watanabe, "Co-channel interference reduction in femtocell networks", Pub. No: US 2012/0003985 A1, filed June 29, 2011. (Status: Withdrawn)

5. Andreas F. Molisch, Ismail Guvenc, and Zafer Sahinoglu, "Method and receiver for identifying rising edge periods in a received radio signal", Pub. No: US 2009/0170458 A1, filed July 19, 2005. (Status: Withdrawn)

6. Zafer Sahinoglu, Ismail Guvenc, and Andreas F. Molisch, "Method and system for estimating time of arrival of signals using multiple different time scales", Pub. No: US 2009/0075590 A1, filed Apr. 15, 2005. (Status: Abandoned)