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Expired Canadian patentCanada

Quick paging channel with reduced probability of missed page

CA 2612366 C · Owner: Agrawal, Avneesh · Inventors: Prakash, Rajat; Agrawal, Avneesh

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A quick paging channel in a random access wireless communication system includes at least one bit in a quick paging frame identifying the presence of a paging message for an access terminal or group of access terminals. The quick paging bits identifying the presence of a paging message for a first access terminal is encoded with one or more quick paging bits corresponding to one or more additional access terminals to produce one or more forward error correction bits. The jointly encoded quick paging bits are broadcast to the access terminals by time division multiplexing the quick paging frame with additional frames of information. The paging block can also be compressed. OFDM can …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed June 16, 2006 and granted June 26, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 16, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 16, 2006
GrantedJune 26, 2012
Term endedJune 16, 2026
Patent numberCA 2612366 C
Classification (IPC)H04W68/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 16, 2006Patent grantedJune 26, 2012Term endedJune 16, 2026

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.