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:
Jan. 05, 2010
Filed:
Feb. 17, 2006
Applicant:
Byoung-chul Lee, Suwon-si, KR;
Inventor:
Byoung-Chul Lee, Suwon-si, KR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A half-duplex terminal for displaying a holding time and a communication method therefor are provided. In the half-duplex terminal, a transmitter/receiver transmits/receives data and an acknowledgement (ACK) signal, a push-to-X (PTX) key is activated for data transmission/reception, a timer counts time upon pressing of the PTX key, a display displays a total holding time and a controller controls calculation of the total holding time based on the time count, display and counting down of the total holding time.