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.

Date of Patent:
Oct. 18, 2005

Filed:

Nov. 15, 2000
Applicants:

Patrick Charriere, Tetbury, GB;

David Lahiri Bhatoolaul, Grange Park, GB;

Qiang Cao, Abbey Meads, GB;

Seau Sian Lim, Swindon, GB;

Inventors:

Patrick Charriere, Tetbury, GB;

David Lahiri Bhatoolaul, Grange Park, GB;

Qiang Cao, Abbey Meads, GB;

Seau Sian Lim, Swindon, GB;

Assignee:

Lucent Technologies Inc., Murray Hill, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J003/16 ;
U.S. Cl.
CPC ...
Abstract

In a data packet, e.g. a PDU of the UMTS, a length indicator field of variable granularity is created, depending on the exact length of the payload to be transmitted. An additional field is provided, a single bit in length, to indicate the granularity of the length indicator field. This increases the resolution of the header, whilst keeping low an overhead of extra field bits. The method comprises: assessing the length of the data to determine the appropriate units, from a plurality of possible units, in which the length should be expressed; setting the granularity field to define the appropriate units in which the length of the data is to be indicated; and setting the length indicator field to indicate the data length.


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