The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8090039 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 03, 2012

Filed:

Feb. 18, 2004
Applicant:

Masaaki Fujii, Kanagawa, JP;

Inventor:

Masaaki Fujii, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 7/02 (2006.01); H04B 7/212 (2006.01); H04B 7/216 (2006.01); H04B 1/00 (2006.01); H04L 27/00 (2006.01); H04J 3/00 (2006.01); H04J 4/00 (2006.01); H04J 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is provided with a wireless transceiver and wireless transmitting/receiving method and program thereof capable of improving the robustness against Doppler frequency by containing transmit diversity signals in one spreading region. In the present invention, the transmitter encodes the transmit signals using a space-time matrix and transmits the encoded space-time signals after being spread with different spreading codes, and the receiver de-spreads the received spread signals, in unit of time slot, with the spreading codes corresponding to the respective time slots and then decodes the de-spread signals using the space-time matrix.


Find Patent Forward Citations

Fujii, Masaaki. (2012). Wireless transceiver and wireless transmitting/receiving method and program thereof (U.S. Patent No. 8090039). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8090039

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