Shigeru Ono
31Patents
12h-index
38Co-inventors
81Inventor score
Filing activity: Jul 2, 1984 → Dec 26, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5907586A | Method and device for signal decision, receiver and channel condition estimating method for a coding communication system | Electricity | 86 | Expired |
| US5999560A | Rake reception method for a spread spectrum signal | Electricity | 32 | Expired |
| US5946361A | Viterbi decoding method and circuit with accelerated back-tracing and efficient path metric calculation | Electricity | 31 | Expired |
| US4669120A | Low bit-rate speech coding with decision of a location of each exciting pulse of a train concurrently with optimum amplitudes of pulses | Physics | 28 | Expired |
| US6157687A | Rake receiving system with fingers selectively participating rake synthesis | Electricity | 24 | Expired |
| US5859914A | Acoustic echo canceler | Electricity | 23 | Expired |
| US4724535A | Low bit-rate pattern coding with recursive orthogonal decision of parameters | Physics | 21 | Expired |
| US6996156B1 | CDMA receiver capable of estimation of frequency offset in high precision | Electricity | 20 | Expired |
| US5787127A | Viterbi decoding method and apparatus with balance among memory and processing requirements | Electricity | 20 | Expired |
| US6272167A | Spread spectrum communication system | Electricity | 19 | Expired |
| US6302576A | Soft decision estimation unit and maximum-likelihood sequence estimation unit | Electricity | 19 | Expired |
| US5583888A | Vector quantization of a time sequential signal by quantizing an error between subframe and interpolated feature vectors | Physics | 16 | Expired |
| US4964169A | Method and apparatus for speech coding | Physics | 9 | Expired |
| US5636322A | Vector quantizer | Physics | 8 | Expired |
| US7405394B2 | Gas cluster-ion irradiation apparatus | Electricity | 5 | Active |
| US6061778A | Digital signal processor for detecting out-of-sync and jitter from two clock signals and controlling the interpolation based on deviation and jitter amount | Electricity | 5 | Expired |
| US5978758A | Vector quantizer with first quantization using input and base vectors and second quantization using input vector and first quantization output | Physics | 4 | Expired |
| US5839444A | Deglutition assisting instrument | Human Necessities | 4 | Expired |
| US7995930B2 | Optical receiver using Mach-Zehnder interferometer | Physics | 4 | Active |
| US6246730A | Method and arrangement for differentially detecting an MPSK signal using a plurality of past symbol data | Electricity | 2 | Expired |
| US6891908B2 | Portable radio system and portable radio equipment to be used in the same and frequency error prediction method used therefor | Electricity | 2 | Expired |
| US9122084B2 | Phase modulation apparatus | Electricity | 1 | Active |
| US9191145B2 | Communications apparatus, multiplex communications apparatus, communications system, and communication method | Electricity | 1 | Active |
| US10258964B2 | Composite oxide | Chemistry; Metallurgy | 1 | Active |
| US11084022B2 | Pd-supporting Zr-based composite oxide | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.