HK

Hidetoshi Kayama

ND Ntt Docomo: 53 patents #45 of 1,706Top 3%
NT NTT: 2 patents #2,095 of 4,871Top 45%
📍 Chiyoda, JP: #34 of 1,712 inventorsTop 2%
Overall (All Time): #46,180 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 1–25 of 55 patents

Patent #TitleCo-InventorsDate
10051490 Determination apparatus for determining communication availability and determination method Hiroki Harada 2018-08-14
9960875 Base station, communication system and method thereof Chongning Na, Xiaolin Hou, Atsushi Harada 2018-05-01
9620864 Reflectarray and design method Tamami Maruyama, Yasuhiro Oda, Ngoc Hao Tran, Jiyun Shen 2017-04-11
9531079 Reflectarray and design method Tamami Maruyama, Yasuhiro Oda, Ngoc Hao Tran, Jiyun Shen 2016-12-27
9451603 Information transmission method, information transmission apparatus, and base station Qin MU, Liu Liu, Lan Chen, Kazuaki Takeda 2016-09-20
9425512 Reflectarray and design method Tamami Maruyama, Yasuhiro Oda, Jiyun Shen, Ngoc Hao Tran 2016-08-23
9184508 Multi-beam reflectarray Tamami Maruyama, Yasuhiro Oda, Jiyun Shen, Ngoc Hao Tran 2015-11-10
9042900 User terminal Hiromasa Fujii, Hiroto Yasuda, Hiroki Harada, Shunji Miura 2015-05-26
8948068 Wireless station, interference avoidance method, and system for interference avoidance Hiroki Harada, Hiromasa Fujii, Shunji Miura 2015-02-03
8903404 Radio base station and frequency band sharing method Hiromasa Fujii, Hiroto Yasuda, Hiroki Harada, Shunji Miura 2014-12-02
8583134 Method, system and transmitter for adaptive coordinated transmission in wireless communications Xiaolin Hou, Zhan Zhang 2013-11-12
8553665 Method for accessing hybrid network, and gateway apparatus, wireless terminal and communication system thereof Lei Du, Yong Bai, Lan Chen 2013-10-08
8432994 Method for determining demodulation reference signal in the uplink, UE and uplink system Xiaolin Hou, Zhan Zhang 2013-04-30
8385453 Data processing method and base station for downlink transmit diversity Anxin Li, Yuan-Yong Yan, Xinying Gao 2013-02-26
8311022 Method for accessing hybrid network, and gateway apparatus, wireless terminal and communication system thereof Lei Du, Yong Bai, Lan Chen 2012-11-13
RE43593 Base station, radio resource control equipment, mobile station, communication system, and communication method Lan Chen, Narumi Umeda 2012-08-21
8160048 Method for accessing hybrid network, and gateway apparatus, wireless terminal and communication system thereof Lei Du, Yong Bai, Lan Chen 2012-04-17
8111652 Base station, radio communication system, and communication method Daisuke Kitazawa, Lan Chen, Narumi Umeda 2012-02-07
8107439 Method and apparatus of physical resource allocation, method of data receiving, and receiving end Yuan-Yong Yan, Anxin Li, Xiangming Li 2012-01-31
7970349 Packet communication system, packet communication method, base station, mobile station, control device, and packet communication program Lan Chen, Daisuke Kitazawa, Narumi Umeda 2011-06-28
7965785 Uplink multiple-input-multiple-output (MIMO) and cooperative MIMO transmissions Anxin Li, Xiangming Li, Ismail Guvenc, Moo Ryong Jeong 2011-06-21
7821982 Packet communications taking into account channel quality and buffered data amount Lan Chen, Narumi Umeda 2010-10-26
7801482 Packet communication system, packet communication method, base station, mobile station, control device, and packet communication program Lan Chen, Daisuke Kitazawa, Narumi Umeda 2010-09-21
7760680 Prioritized communication between base station and mobile unit Lan Chen, Narumi Umeda 2010-07-20
7733969 Cyclic training sequence generating method, communication system and communication method Zhongshan Zhang 2010-06-08