Change to playback characteristic of ringback tone

Details Change to playback characteristic of ringback tone Change to playback characteristic of ringback tone

2005-01-28

2010-11-23

Tsang, Fan (Department: 2614)

Telephonic communications

Call signal generating

C379S373010

Reexamination Certificate

active

07839995

ABSTRACT:
A playback characteristic of a ringback tone, played to a calling communication device employed by a user for a call to a called communication device, is changed based on input from the user of the calling communication device.

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patent: WO 99/09731 (1999-02-01), None
patent: WO-2004/016015 (2004-02-01), None

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