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Wuhan Research Institute of Posts and Telecommunications

USPTO Granted Patents = 22

Forward Citations = 156

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35 inventors (with patents filed for the assignee):

Qi Yang (14 out of 15 patents)

Shaohua Yu (14 out of 18 patents)

Miaofeng Li (7 out of 9 patents)

4. Ying Qiu (7 out of 7 patents)

5. Zhu Yang (7 out of 14 patents)

6. Daigao Chen (4 out of 4 patents)

7. Xi Xiao (4 out of 4 patents)

8. Lei Wang (4 out of 46 patents)

9. Dequan Xie (3 out of 3 patents)

10. Quan You (3 out of 3 patents)

11. Zichen Liu (3 out of 3 patents)

12. Cai Li (2 out of 2 patents)

13. Zhixue He (2 out of 2 patents)

14. Tao Zeng (2 out of 2 patents)

15. Xiaoyin Zhang (2 out of 2 patents)

22 patents: Sort by Forward Citations

1. 11194096 - Polarization converter based on taking high-order TE mode as transition mode (2021-12-07),

2. 10714639 - Silicon-germanium photoelectric detection apparatus based on on-chip mode converter (2020-07-14),

3. 10551567 - Broadband polarization beam splitter/combiner based on gradient waveguide directional coupler (2020-02-04),

4. 10488681 - GSG track-type radio-frequency electrode, silicon-based traveling-wave electrode light modulator, and preparation method (2019-11-26),

5. 9739936 - Low-loss few-mode fiber (2017-08-22),

6. 9722707 - Dual-channel orthogonal carriers assisted optical signal transmitting device, direct detection method and system (2017-08-01),

7. 9581878 - Wavelength selective switch device, wavelength switching method for the same and communication apparatus (2017-02-28),

8. 9380361 - Wavelength selective switch and wavelength selection method (2016-06-28),

9. 9380360 - Wavelength selective switch and wavelength selection method (2016-06-28),

10. 9344315 - Transmitting system and receiving system, and transmitting method and receiving method (2016-05-17),

11. 9203544 - Optical communication system, device and method employing advanced coding and high modulation order (2015-12-01),

12. 9059806 - Optical communication system, transmission apparatus and reception apparatus, and transmission method and reception method (2015-06-16),

13. 9001407 - Bias voltage control system and bias voltage control method (2015-04-07),

14. 8861967 - Reconfigurable optical add/drop multiplexer and reconfigurable optical add/drop multiplexing method (2014-10-14),

15. 8768174 - Modulation device and modulation method, and demodulation device and demodulation method (2014-07-01),

Wuhan Research Institute of Posts and Telecommunications (WRIP) is a renowned research institute in the field of telecommunications and information technology. Established in 1980, WRIP has made significant contributions to the development of telecommunications and postal services in China. With a team of highly skilled researchers and engineers, WRIP focuses on areas such as wireless communications, network security, optical communication, and internet of things. The institute collaborates with various industry stakeholders and academic institutions to drive innovation and technological advancements, with a vision to shape the future of telecommunications and telecommunications services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

22 Patents

#7 in Hubei

#1,199 in China

#27,920 in the World

Wuhan Research Institute of Posts and Telecommunications

Forward Citations = 156

35 inventors:

Qi Yang (14 out of 15 patents)

Shaohua Yu (14 out of 18 patents)

Miaofeng Li (7 out of 9 patents)

4. Ying Qiu (7 out of 7 patents)

5. Zhu Yang (7 out of 14 patents)

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