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:
Feb. 10, 2009
Filed:
Mar. 09, 2005
Jang-youn Ko, Gwangju, KR;
Sam-jong Jeung, Gwanju, KR;
Jeong-gon Song, Gwangju, KR;
Ki-man Kim, Gwangju, KR;
Ju-sang Lee, Gwangju, KR;
Kwang-soo Lim, Gemcheon-Gu, KR;
Jang-Youn Ko, Gwangju, KR;
Sam-Jong Jeung, Gwanju, KR;
Jeong-Gon Song, Gwangju, KR;
Ki-Man Kim, Gwangju, KR;
Ju-Sang Lee, Gwangju, KR;
Kwang-Soo Lim, Gemcheon-Gu, KR;
Samsung Gwangju Electronics Co., Ltd., Gwangju, KR;
Abstract
A robot cleaner system and a method for the robot cleaner to return to an external recharging apparatus. The robot cleaner system has an external recharging apparatus including a charging stand having a charging terminal, and a plurality of transmission parts for sending signals having different codes and strengths; a robot cleaner including a rechargeable battery, a connection terminal for connection with the charging terminal to supply power to the rechargeable battery, a receiving part for receiving signals from the plurality of transmission parts, and a control part for controlling a movement of the robot cleaner using the signals received by the receiving part, so that the connection terminal is connected to the charging terminal.