Masayuki Koyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reception apparatus using spread spectrum communication scheme
- Patent number 8,073,039
- Issue date Dec 6, 2011
- Renesas Electronics Corporation
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information device including main processing circuit, interface cir...
- Patent number 7,984,223
- Issue date Jul 19, 2011
- Renesas Electronics Corporation
- Hideo Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reception apparatus using spread spectrum communication scheme
- Patent number 7,873,100
- Issue date Jan 18, 2011
- Renesas Electronics Corporation
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information device including main processing circuit, interface cir...
- Patent number 7,716,410
- Issue date May 11, 2010
- Renesas Technology Corp.
- Hideo Nagano
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Adaptive filter having a small circuit scale with a low power consu...
- Patent number 6,944,218
- Issue date Sep 13, 2005
- Renesas Technology Corp.
- Masayuki Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
FIFO memory having reduced scale
- Patent number 6,633,966
- Issue date Oct 14, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Error correction device for correcting error in input symbol string
- Patent number 6,381,723
- Issue date Apr 30, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code synchronization decision circuit of Viterbi decoder
- Patent number 6,209,109
- Issue date Mar 27, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Michiru Hori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Viterbi decoding apparatus, method for controlling slip state of co...
- Patent number 6,094,741
- Issue date Jul 25, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Bidirectional transfer type storage and method for controlling inpu...
- Patent number 6,067,605
- Issue date May 23, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synchronizing device with head word position verification
- Patent number 6,047,004
- Issue date Apr 4, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Error correcting device
- Patent number 5,991,913
- Issue date Nov 23, 1999
- Mitsubishi Denki Kabushiki Kiasha
- Masayuki Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
FIFO memory device having address detection portion
- Patent number 5,914,897
- Issue date Jun 22, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Logic description conversion apparatus and a logic description conv...
- Patent number 5,530,843
- Issue date Jun 25, 1996
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
RECEPTION APPARATUS USING SPREAD SPECTRUM COMMUNICATION SCHEME
- Publication number 20110085583
- Publication date Apr 14, 2011
- Renesas Technology Corp.
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION DEVICE INCLUDING MAIN PROCESSING CIRCUIT, INTERFACE CIR...
- Publication number 20100191883
- Publication date Jul 29, 2010
- Renesas Technology Corp.
- Hideo Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information device
- Publication number 20070091122
- Publication date Apr 26, 2007
- Renesas Technology Corporation
- Hideo Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reception apparatus using spread spectrum communication scheme
- Publication number 20050135462
- Publication date Jun 23, 2005
- Renesas Technology Corp.
- Masayuki Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Direct memory access controller enabling cycle stealing among channels
- Publication number 20050120147
- Publication date Jun 2, 2005
- RENESAS TECHNOLOGY CORP.
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor device allowing control of clock supply to processor...
- Publication number 20030041276
- Publication date Feb 27, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Adaptive filter having a small circuit scale with a low power consu...
- Publication number 20020006160
- Publication date Jan 17, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Masayuki Koyama
- H03 - BASIC ELECTRONIC CIRCUITRY

Masayuki Koyama

Person

Patents Grantslast 30 patents

Reception apparatus using spread spectrum communication scheme

Information device including main processing circuit, interface cir...

Reception apparatus using spread spectrum communication scheme

Information device including main processing circuit, interface cir...

Adaptive filter having a small circuit scale with a low power consu...

FIFO memory having reduced scale

Error correction device for correcting error in input symbol string

Code synchronization decision circuit of Viterbi decoder

Viterbi decoding apparatus, method for controlling slip state of co...

Bidirectional transfer type storage and method for controlling inpu...

Synchronizing device with head word position verification

Error correcting device

FIFO memory device having address detection portion

Logic description conversion apparatus and a logic description conv...

Patents Applicationslast 30 patents

RECEPTION APPARATUS USING SPREAD SPECTRUM COMMUNICATION SCHEME

INFORMATION DEVICE INCLUDING MAIN PROCESSING CIRCUIT, INTERFACE CIR...

Information device

Reception apparatus using spread spectrum communication scheme

Direct memory access controller enabling cycle stealing among channels

Semiconductor device allowing control of clock supply to processor...

Adaptive filter having a small circuit scale with a low power consu...