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Patent Searching and Data


Title:
A METHOD AND APPARATUS FOR SEGMENTATION AND REASSEMBLY OF PACKETS/CELLS OVER SATELLITE/WIRELESS NETWORKS
Document Type and Number:
WIPO Patent Application WO1999004521
Kind Code:
A3
Abstract:
A method of transmitting information arranged in packets from one location to a second location via a wirelss/satellite network, comprising: (a) examining each packet to determine whether its size is equal to a minimum (STEP 11A1) and (STEP 11A2); (b) if a minimum size, generating a first SAR header (STEP 11A4) and applying the header to packet to form a SAR segment (STEP 11A7); (c) if greater than a minimum size, dividing the packet into uniform sized segments (STEP 11A5), generating a second SAR header unique for each segment (STEP 11A6) and applying the header to respective segment to form SAR segments (STEP 11A7); (d) forwarding the SAR segments to modems for transmission to terminals at the second location (STEP 11A7).

Inventors:
AGARWAL ANIL K (US)
BOKAR UDAYAN NARAYAN (US)
HARIHARAN MOORTHY N (US)
PATANKAR SHEKHAR V (US)
Application Number:
US9814194W
Publication Date:
April 08, 1999
Filing Date:
July 15, 1998
Export Citation:
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Assignee:
COMSAT CORPORATION
AGARWAL, ANIL, K.
BOKAR, UDAYAN, NARAYAN
HARIHARAN, MOORTHY, N.
PATANKAR, SHEKHAR, V.
International Classes:
H03M7/30; H03M13/15; H03M13/23; H03M13/27; H03M13/29; H03M13/35; H04B7/185; H04J3/06; H04J4/00; H04L1/00; H04L5/02; H04L5/06; H04L12/54; H04L27/26; H04Q11/04; H04L7/04; H04L12/70; H04W72/00; H04W72/04; H04W84/06; (IPC1-7): H04J3/26; H04L12/46; H04L12/56
Foreign References:
US5535221A1996-07-09
US5570362A1996-10-29
US5638371A1997-06-10
US5490140A1996-02-06
US5412655A1995-05-02
US5553069A1996-09-03
Other References:
See also references of EP 0995283A2
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