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. 29, 2008
Filed:
Oct. 17, 2001
Random access channel access apparatus for mobile satellite communication system and method therefor
Kwang-jae Lim, Taejon, KR;
Soo-young Kim, Taejon, KR;
Ho-jin Lee, Taejon, KR;
Moon-hee You, Taejon, KR;
Kwang-Jae Lim, Taejon, KR;
Soo-Young Kim, Taejon, KR;
Ho-Jin Lee, Taejon, KR;
Moon-Hee You, Taejon, KR;
Abstract
The present invention relates to Random Access Channel (RACH) access apparatus for mobile satellite communication system and method therefor. The method for accessing random access channel (RACH) on satellite system, random access channel (RACH) carrying message from a plurality of mobile stations to the satellite system, the method includes the steps of: receiving preamble and the message, the message successively transmitted with the preamble from the plurality of mobile stations; and transmitting acquisition response signal corresponding to the preamble or the message to the plurality of mobile stations. Accordingly, success of packet reception of satellite system is improved and transmission delay is reduced.