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.:
Date of Patent:
Aug. 16, 2005
Filed:
Nov. 06, 2001
Applicants:
Masanori Aita, Chiba, JP;
Masayuki Kihara, Saitama, JP;
Inventors:
Masanori Aita, Chiba, JP;
Masayuki Kihara, Saitama, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B010/00 ; H04B010/04 ;
U.S. Cl.
CPC ...
Abstract
A remote commander in which a switching element connected in series to an infrared light-emitting diode is turned on and off in response to carrier pulses to energize the infrared light-emitting diode to generate an infrared remote control signal includes varying means for varying duty ratios of carrier pulses.