Hirohito Suda
40Patents
17h-index
52Co-inventors
84Inventor score
Filing activity: Apr 20, 1992 → Jul 16, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7072586B2 | Radio base station system and central control station with unified transmission format | Electricity | 155 | Expired |
| US5396576A | Speech coding and decoding methods using adaptive and random code books | Physics | 75 | Expired |
| US7463698B2 | Transmitter and transmission control method | Electricity | 64 | Active |
| US6631491B1 | Interleaving method, interleaving apparatus, and recording medium in which interleave pattern generating program is recorded | Electricity | 60 | Expired |
| US7430397B2 | Radio repeater and radio relay transmission method | Electricity | 55 | Active |
| US7783311B2 | Wireless communications system, transmitting station, and receiving station | Emerging Cross-Sectional Technologies | 33 | Active |
| US6959199B2 | Multicast signal transmission power control method and base station using the same | Electricity | 33 | Expired |
| US5859907A | Echo canceler and echo path estimating method | Electricity | 30 | Expired |
| US6553516B1 | Interleaving method, interleaving apparatus, turbo encoding method, and turbo encoder | Electricity | 29 | Expired |
| US7633924B2 | Communications system, communications method, transmitting apparatus, receiving apparatus and control program to variably adjust a symbol length | Electricity | 28 | Expired |
| US7499496B2 | Transmitter and transmission controlling method | Electricity | 28 | Active |
| US6915465B2 | Received-signal combining method and system | Electricity | 25 | Expired |
| US7463673B2 | Radio relay system, radio relay apparatus, and radio relay method | Electricity | 24 | Active |
| US7415085B2 | OFDM receiver | Electricity | 22 | Expired |
| US7826541B2 | Wireless relay system, wireless relay apparatus, and wireless relay method | Electricity | 21 | Active |
| US7075912B2 | Wireless communication system using access points that can be freely set up by users | Electricity | 20 | Expired |
| US6934554B2 | Radio communication system | Electricity | 19 | Expired |
| US7519136B2 | Wireless positioning approach using time delay estimates of multipath components | Electricity | 17 | Active |
| US6946956B2 | Locating system and method for determining positions of objects | Physics | 16 | Expired |
| US7619963B2 | OFDM signal frame generator, transmitter, signal transmission system and OFDM signal frame generating method | Electricity | 14 | Expired |
| US6831904B1 | Cluster structured mobile communication system base station, cluster control station, line control station and mobile station | Electricity | 12 | Expired |
| US7280833B2 | Mobile communication terminal, server, communication system, communication control method, and communication control program | Electricity | 12 | Expired |
| US7606531B2 | Repeating station, a communication apparatus, and a directivity control method | Electricity | 12 | Active |
| US7480235B2 | OFDM transmitter and OFDM receiver | Electricity | 8 | Active |
| US7646820B2 | Transmission apparatus and receiving apparatus | Electricity | 8 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.