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, 2015
Filed:
Sep. 22, 2011
Gwang-hui Lee, Gyeongsangbuk-do, KR;
Min-soo Kim, Gyeongsangbuk-do, KR;
Gwang-Hui Lee, Gyeongsangbuk-do, KR;
Min-Soo Kim, Gyeongsangbuk-do, KR;
Samsung Electronics Co., Ltd., Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;
Abstract
A method and apparatus for detecting insertion of a Subscriber Identity Module (SIM) card in a portable terminal are provided, in which a SIM card is inserted into a SIM card connector, and a controller continuously supplies an operating voltage to a predetermined pin of the SIM card connector, determines whether a voltage level of the predetermined pin of the SIM card connector changes in a predetermined pattern, and determines that the SIM card has been inserted into the SIM card connector if the voltage level of the predetermined pin of the SIM card connector changes in the predetermined pattern.