Issued Patents All Time
Showing 1–25 of 86 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12250057 | Wireless relay station, wireless relay system, control circuit, storage medium, and wireless relay method | Yasunori Kato, Manabu Sakai, Kenichiro Kamohara, Hiroyasu Sano | 2025-03-11 |
| 11290312 | Transmission apparatus that transmits a block signal | Fumihiro Hasegawa, Akihiro Okazaki, Masatsugu Higashinaka | 2022-03-29 |
| 11184137 | Lower radio base station, higher radio base station, and radio base station system | Akinori Taira, Shigeru Uchida | 2021-11-23 |
| 11095700 | Management server, content management method, and content management program for caching content in an access point | Yuichiro OYAMA, Takeshi Ishihara | 2021-08-17 |
| 10880134 | Reception device, reception method, and communication system | Kanako Yamaguchi, Kaoru Tsukamoto, Shusaku UMEDA | 2020-12-29 |
| 10862603 | Transmission apparatus, reception apparatus, control station, communication system, and transmission precoding method | Hiroki Iura, Akinori Taira | 2020-12-08 |
| 10819436 | Base station apparatus, ground station device, and ground antenna device | Eisuke HARAGUCHI, Takashi Nishitani | 2020-10-27 |
| 10764764 | Distributed antenna system | Kaoru Tsukamoto, Naohiro Shinoda | 2020-09-01 |
| 10644920 | Transmission apparatus, reception apparatus, and communication system | Fumihiro Hasegawa, Akihiro Okazaki, Masatsugu Higashinaka | 2020-05-05 |
| 10623068 | Transmission device, communication system, and precoding computation method | Akinori Taira | 2020-04-14 |
| 10212612 | Distributed antenna system | Kaoru Tsukamoto, Naohiro Shinoda | 2019-02-19 |
| 10122507 | Optical transmitter and method of controlling optical modulator | — | 2018-11-06 |
| 10122467 | Optical transmitter and control method for optical transmitter | — | 2018-11-06 |
| 10090898 | Wireless communication system and method for forming a plurality of directed beams and precoding to adjust the received power at selected receiving apparatuses | Akinori Taira | 2018-10-02 |
| 10033446 | Transmitting apparatus, receiving apparatus, control station, communication system, and transmission precoding method | Akinori Taira | 2018-07-24 |
| 10003490 | Communication system, transmission apparatus, reception apparatus, and digital transmission method | Akinori Ohashi | 2018-06-19 |
| 9917716 | Transmission apparatus, reception apparatus, and communication system to insert symbols and cyclic prefix into a block signal | Fumihiro Hasegawa, Akihiro Okazaki, Masatsugu Higashinaka | 2018-03-13 |
| 9876558 | Relay device, communication system, and relaying method | Takeshi Ishihara, Kouichi Takimoto | 2018-01-23 |
| 9866419 | Transmission apparatus, reception apparatus, and communication system | Fumihiro Hasegawa, Masatsugu Higashinaka, Akihiro Okazaki | 2018-01-09 |
| 9755722 | Transmission device, reception device, communication system, transmission method and reception method | — | 2017-09-05 |
| 9680681 | Transmission apparatus, reception apparatus, and communication system | Fumihiro Hasegawa, Masatsugu Higashinaka, Akihiro Okazaki | 2017-06-13 |
| 9477466 | Information processing apparatus and instruction offloading method | Yuichiro OYAMA, Takeshi Ishihara | 2016-10-25 |
| 9450679 | Optical transmitter, optical receiver and optical transceiver | — | 2016-09-20 |
| 9448458 | Optical communication device and method of controlling optical modulator | Akihiro Toya | 2016-09-20 |
| 9400547 | Processing device and method thereof | Yuichiro OYAMA, Takeshi Ishihara | 2016-07-26 |