P

Inventor

ARAI MASANOBU

JP15 patents
⚠️ This page may combine multiple inventors who share the name “ARAI MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC CORP

13 patents
US5048060ASep 10, 1991

Digital signal receiving circuit with means for controlling a baud rate sampling phase by a power of sampled signals

NEC CORP75 citations94
US5490182AFeb 6, 1996

Phase-locked loop circuit having ring oscillator

NEC CORP42 citations92
US4888762ADec 19, 1989

Echo canceller for bidirectional transmission on two-wire subscriber lines

NEC CORP31 citations92
US5042026AAug 20, 1991

Circuit for cancelling whole or part of a waveform using nonrecursive and recursive filters

NEC CORP23 citations91
US4600811AJul 15, 1986

Subscriber line interface circuit

NEC CORP31 citations91
US5255317AOct 19, 1993

Subscriber line interface circuit for serving ISDN subscribers using echo cancellers and POTS subscribers

NEC CORP33 citations86
US5103185AApr 7, 1992

Clock jitter suppressing circuit

NEC CORP13 citations73
US4760595AJul 26, 1988

Subscriber line interface circuit having means for combining DC and AC feedback signals

NEC CORP16 citations73
US4972433ANov 20, 1990

Receiver capable of improving signal-to-noise ratio in reproducing digital signal

NEC CORP14 citations72
US5189378AFeb 23, 1993

Tone signal detecting circuit

NEC CORP4 citations62
US5406145AApr 11, 1995

Push-pull-type amplifier circuit

NEC CORP4 citations54
US8379608B2Feb 19, 2013

Radio communication method, radio communication system and wireless terminal

NEC CORP1 citations51
US6763026B2Jul 13, 2004

Memory used in packet switching network for successively storing data bits in data storage region and serially outputting data bits and method used therein

NEC CORP0 citations41

NIPPON TELEGRAPH & TELEPHONE

2 patents