SoftBank has been granted a patent for a wireless communication device that forms a multi-cell network on the ground using radio units on a flying body. The device includes a control unit to remove interference waves between user terminals in different cells, improving wireless communication services. GlobalData’s report on SoftBank gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on SoftBank, was a key innovation area identified from patents. SoftBank's grant share as of February 2024 was 60%. Grant share is based on the ratio of number of grants to total number of patents.
Wireless communication device for multi-cell formation on flying body
A recently granted patent (Publication Number: US11923953B2) discloses a wireless communication device designed to be mounted on a flying body to emit multiple beams towards the ground, creating a multi-cell network to offer wireless communication services to user terminals within the coverage area. The device comprises multiple radio units, including a first and second radio unit, along with a control unit responsible for managing each radio unit to establish cells within the multi-cell network. The control unit features a removal processing performing unit that identifies and eliminates interference waves from received radio waves, ensuring optimal communication quality within the network.
Furthermore, the patent details a control method executed by the wireless communication device mounted on the flying body. This method involves the removal processing of interference waves from received radio waves by analyzing signals from user terminals in different cells within the network. By leveraging a phase derived from the reception radio waves, the removal processing unit effectively identifies and eliminates interference components, enhancing the overall communication performance of the multi-cell network. The innovative approach outlined in the patent aims to optimize wireless communication services in scenarios where flying bodies are utilized to extend network coverage, showcasing advancements in aerial communication technologies.
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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.
GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
