Point-to-multipoint wireless access system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20020045459A1
SERIAL NO

09975021

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A point-to-multipoint wireless access system includes a wireless base station and a plurality of wireless subscriber's terminals, wherein the down-link channels from the base station to the respective subscriber's terminals use a higher frequency band, and the up-link channels from the respective subscriber's terminals to the base station use a lower frequency band which is exempt of license.

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Patent Owner(s)

Patent OwnerAddress
NEC CORPORATION7-1 SHIBA 5-CHOME MINATO-KU TOKYO 1088001 ?1088001

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Morikawa, Yutaka Tokyo, JP 7 94

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