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:
Oct. 15, 2013
Filed:
Oct. 01, 2010
Applicant:
Jongshin Shin, Anyang-si, KR;
Inventor:
Jongshin Shin, Anyang-si, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transmitter-only integrated circuit (IC) chip for performing an external loopback test without an additional receive pin in a chip and an external loopback test method include drivers, mounted on the transmitter-only IC chip, for transmitting data through transmit pads that are installed in correspondence to a plurality of channels; and a loopback test circuit for receiving data as external loopback data through one of the transmit pads set as a receive pad for a test, the data being transmitted through one of the remaining transmit pads, and then comparing the received external loopback data with original transmit data.