Method and apparatus for call setup latency reduction

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7180879
SERIAL NO

09933473

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Techniques for minimizing call setup latency are disclosed. In one aspect, a channel assignment message is sent with a flag to direct the use of previously negotiated service parameters. This aspect eliminates the need for service negotiation messages. In another aspect, a channel assignment message is sent with an active set identifier instead of an active set and its parameters. This aspect reduces the transmission time of the channel assignment message. In yet another aspect, call setup without paging is facilitated by a mobile station (106) sending a pilot strength measurement message between active communication sessions, such that a channel assignment message can be used for mobile station terminated call setup without the need for mobile station paging and related messages.

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Patent Owner(s)

  • QUALCOMM INCORPORATED

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ho, Duncan San Diego, CA 7 84
Rezaiifar, Ramin San Diego, CA 144 3947
Sinnarajah, Ragulan San Diego, CA 77 1931
Tiedemann, Jr Edward G Concord, MA 188 10549
Wang, Jun San Diego, CA 1961 16868

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