EP0847217A1
Expired / Lapsed
EP
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Method and apparatus for translating VPI/VCI of an ATM cell into an internal ID
Assignee: Sony Europe BV United Kingdom Branch
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Filing: 1996-11-27
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Granted: —
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Expires: 2016-11-27
Abstract
Abstract The invention relates to a method for translating a VPI/VCI of an ATM cell into an internal ID comprising the steps of: distributing VPI/VCI entries into sections in a table according to a portion of each VPI/VCI entry; receiving an ATM cell; selecting a section to be searched according to the portion of a VPI/VCI of the received ATM cell; performing a search over the selected section to find an entry corresponding to the VPI/VCI of the received ATM cell; and outputting an internal ID corresponding to the found entry.
Inventors
- 👤 Paul c/o Sony Objective Composer Hodgins
- 👤 Gert J.E. c/o Sony Objective Composer Copejans
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 18:07
CPC Classifications
H; H04; H04L; H04L49/00; H04L49/30; H04L49/3081; H04Q; H04Q11/00; H04Q11/04; H04Q11/0428; H04Q11/0478; H04L12/00; H04L12/54; H04L12/56; H04L12/5601; H04L2012/5614; H04L2012/5616
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
86 words
A method for translating a VPI/VCI of an
ATM cell into an internal ID comprising the steps of: distributing VPI/VCI entries into sections in a
table according to a portion of each VPI/VCI entry; receiving an ATM cell; selecting a section to be searched according to
the portion of a VPI/VCI of the received ATM cell; performing a search over the selected section
to find an entry corresponding to the VPI/VCI of the
received ATM cell; and outputting an internal ID corresponding to the
found entry.
Claim 2
Dependent Claim
17 words
A method according to claim 1, wherein the
portion comprises the lower X bits of the VCI.
Claim 3
Dependent Claim
25 words
A method according to claim 1, wherein the
entries are stored in an ordered way within each section
and the search is a binary search.
Claim 4
Independent Claim
99 words
An apparatus for translating a VPI/VCI of an
ATM cell into an internal ID comprising: a table for storing VPI/VCI entries and being
divided into sections; means for distributing VPI/VCI entries into the
sections in the table according to a portion of each
VPI/VCI entry; means for selecting a section to be searched
according to the portion of a VPI/VCI of an received ATM
cell; and means for performing a search over the selected
section to find an entry corresponding to the VPI/VCI of
the received ATM cell and for outputting an internal ID
corresponding to the found entry.
Claim 5
Dependent Claim
18 words
An apparatus according to claim 4, wherein
the portion comprises the is lower X bits of the VCI.
Claim 6
Dependent Claim
25 words
An apparatus according to claim 4, wherein
the entries are stored in an ordered way within each
section and the search is a binary search.
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