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:
Dec. 25, 2012
Filed:
Dec. 04, 2009
Nobuaki Kabuto, Kunitachi, JP;
Takashi Doi, Fuchu, JP;
Hideki Ohkita, Kunitachi, JP;
Masahiko Mawatari, Yokohama, JP;
Nobuaki Kabuto, Kunitachi, JP;
Takashi Doi, Fuchu, JP;
Hideki Ohkita, Kunitachi, JP;
Masahiko Mawatari, Yokohama, JP;
Hitachi Consumer Electronics Co., Ltd., Tokyo, JP;
Toshiba Corporation, Tokyo, JP;
Abstract
The present invention relates to system and method of reading and rewriting EDID in a video transmission system includes a transmitter transmitting a video signal and a receiver receiving the video signal that the transmitter transmitted which are connected to each other through digital interface, the method includes a reading step where the transmitter reads the EDID of the receiver through the digital interface; a first transmitting step where the transmitter transmit the video signal to the receiver on the basis of the EDID which the transmitter read; a second transmitting step where the receiver transmits a first message related to the EDID of the receiver; and a third transmitting step where the receiver transmits a second message related to the EDID of the receiver; wherein the transmitter, which received the first message from the receiver, does not read the EDID of the receiver until the second message is received.