Nippon Telegraph and Telephone had 28 patents in space economy during Q4 2023. The patents filed by Nippon Telegraph and Telephone Corp in Q4 2023 relate to a wireless communication system with relay devices on moving bodies, signal level measurement and extraction in radio signals, control devices for managing interference signals, and compensation for Doppler shift in reception signals from moving transmission devices. GlobalData’s report on Nippon Telegraph and Telephone gives a 360-degreee view of the company including its patenting strategy. Buy the report here.
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Nippon Telegraph and Telephone grant share with space economy as a theme is 28% in Q4 2023. Grant share is based on the ratio of number of grants to total number of patents.
Recent Patents
Application: Wireless communication system, communication apparatus, relay apparatus and wireless communication method (Patent ID: US20230413326A1)
The wireless communication system described in the patent involves a relay device mounted on a moving body that generates a transmission permission signal for uplink signals and transmits it to communication devices in a target area. The communication devices receive this signal and adjust their transmission timing based on the elevation angle of the relay device. By utilizing beams and controlling transmission levels, the system optimizes communication in areas with varying device densities.
Additionally, the patent includes detailed claims outlining the specific functions and configurations of the wireless communication system, such as the use of antennas to tilt beams, parameters for determining transmission timing, and the application of the technology to low earth orbit satellites. The system's design allows for efficient communication between communication devices and relay devices, ensuring reliable transmission of uplink signals in various scenarios.
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