Multimedia channel management through PSTN signaling
AssigneeNortel Networks Limited
InventorSamuel Henry Christie, IV
Life of this patent
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Abstract
A method and apparatus establishes through the public switch telephone network, a multimedia communications session between first and second telecommunications infrastructure. Each infrastructure is located on a separate private data network and comprises logic to automatically establish an integrated voice and data session initiated by a single telephone call from one infrastructure to the other.
Claims40
A method of establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, the method comprising the steps of:
- (a) initiating the telephone call from said first telecommunications infrastructure to said second telecommunications infrastructure;
- and
- (b) in response to initiating the telephone call:
- i. retrieving a first computer address of said first telecommunications infrastucture;
- ii. building a first message containing said first computer address of said first telecommunications infrastructure;
- iii. sending said first message from said first telecommunications infrastructure to said second telecommunications infrastructure via the PSTN;
- iv. retrieving a second computer address of said second telecommunications infrastructure;
- v. building a second message containing said second computer address of said second telecommunications infrastructure;
- vi. sending said second message from said second telecommunications infrastructure to said first telecommunications infrastructure via the PSTN;
- and
- vii. establishing said multimedia communications session between said first and second telecommunications infrastructures.
A communications system for establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, said system comprising:
- (a) a means for initiating the telephone call from said first telecommunications infrastructure to said second telecommunications infrastructure;
- (b) a means for retrieving a first computer address of said first telecommunications infrastructure in response to initiating the telephone call;
- (c) a means for building a first message containing said first computer address of said first telecommunications infrastructure;
- (d) a means for sending said first message from said first telecommunications infrastructure to said second telecommunications infrastructure via the PSTN;
- (e) a means for retrieving a second computer address of said second telecommunications infrastructure;
- (f) a means for building a second message containing said second computer address of said second telecommunications infrastructure;
- (g) a means for sending said second message from said second telecommunications infrastructure to said first telecommunications infrastructure via the PSTN;
- and
- (h) a means for establishing said multimedia communications session between said first and second telecommunications infrastructures.
A method of establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, the method comprising the steps of:
- (a) initiating the telephone call from said first telecommunications infrastructure to said second telecommunications infrastructure;
- and
- (b) in response to initiating the telephone call:
- i. retrieving a first computer address of said first telecommunications infrastructure;
- ii. building an initial message (INM) containing said first computer address of said first telecommunications infrastructure;
- iii. sending said INM from said first telecommunications infrastructure to said second telecommunications infrastructure via the PSTN;
- iv. retrieving a second computer address of said second telecommunications infrastructure;
- v. building an address complete message (ACM) containing said second computer address of said second telecommunications infrastructure;
- vi. sending said ACM from said second telecommunications infrastructure to said first telecommunications infrastructure via the PSTN;
- and
- vii. establisbing said multimedia communications session between said first and second telecommunications infrastructures.
A method of establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, the method comprising the steps of:
- (a) initiating the telephone call from said first telecommunications infrastructure to said second telecommunications infrastructure;
- and
- (b) in response to initiating the telephone call:
- i. retrieving a first computer address of said first telecommunications infrastructure;
- ii. building an initial message (INM) containing said first computer address of said first telecommunications infrastructure;
- iii. sending said INM from said first telecommunications infrastructure to said second telecommunications infrastructure via the PSTN;
- iv. retrieving a second computer address of said second telecommunications infrastructure;
- v. building an answer message (ANM) containing said computer address of said second telecommunications infrastructure;
- vi. sending said ANM from said second telecommunications infrastructure to said first telecommunications infrastructure via the PSTN;
- and
- vii. establishing said multimedia communications session between said first and second telecommunications infrastructures.
A computer program product for establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, the computer program product having a medium with a computer program embodied thereon, the computer program comprising:
- (a) computer product code for initiating the telephone call from said first telecommunications infrastructure to said second telecommunications infrastructure;
- (b) computer product code for retrieving a first computer address of said first telecommunications infrastructure in response to initiating the telephone call;
- (c) computer product code for building an initial message (INM) containing said computer address of said first telecommunications infrastructure;
- (d) computer product code for sending said INM from said first telecommunications infrastructure to said second telecommunications infrastructure via the PSTN;
- (e) computer product code for retrieving a second computer address of said second telecommunications infrastructure;
- (f) computer product code for building an answer message (ANM) containing said second computer address of said second telecommunications infrastructure;
- (g) computer product code for sending said ANM from said second telecommunications infrastructure to said first telecommunications infrastucture via the PSTN;
- and
- (h) computer product code for establishing between said first and second telecommunications infrastructures said multimedia communications session.
A method of automatically establishing an integrated voice and data session between first and send telecommunications infrastructures, by initiating a single telephone call through a PSTN, the method comprising the steps of:
- (a) initiating the telephone call between said first and second telecommunications infrastructures;
- and
- (b) in response to initiating the telephone call:
- i. initiating a data connection between said first and second telecommunications infrastructures via the PSTN;
- ii. combining voice and data connect information of said respective first and second telecommunications infrastructures;
- iii. sending said combined voice and data connect information between said first and second telecommunications infrastructures via the PSTN;
- and
- iv. establishing between said first and second telecommunications infrastructures said integrated voice and data session.
A method of automatically establishing a multimedia communication session between first and second telecommunications infrastructures through a PST, the method comprising the steps of:
- (a) initiating a voice session between said first and second telecommunications infrastructures;
- and
- (b) in response to initiating a telephone call:
- i. initiating a data communications session between said first and second telecommunications infrastructures via the PSTN;
- ii. combining connect information of said voice session and said data session of said respective first and second telecommunications infrastructures;
- iii. sending said combined connect information between said first and second telecommunications infrastructures via the PSTN;
- and
- iv. establishing said multimedia communications session between said first and second telecommunications infrastructures.
A method of establishing, through a PSTN, a multimedia communications session between first and second telecommunications infrastructures, each of said infrastructures located on separate private data networks comprising a means to automatically establish an integrated voice and data session initiated by a single telephone call using the PSTN, the method comprising the steps of:
- (a) generating a first message to initiate the telephone call from said first telecommunications infrastructure to said second telecommunication infrastructure;
- and
- (b) in response to initiating the telephone call:
- i. retrieving a first telecommunications computer address;
- ii. combining said first telecommunications computer address with said first message to form a second message;
- iii. sending said second message through said PSTN to said second telecommunications infrastructure;
- iv. generating a third message from said second telecommunications infrastructure in response to said second message;
- v. retrieving said second telecommunications infrastructure computer address;
- vi. combining said second telecommunications infrastructure computer address with said third message to form a fourth message;
- vii. sending said fourth message through said PSTN to said first telecommunications infrastructure;
- and
- viii. establishing said multimedia communications session between said first and second telecommunications infrastructures.
A computer program product for establishing an integrated voice and data session between first and second telecommunications infrastructures, the computer program product having a medium with a computer program embodied thereon, the computer program comprising:
- (a) computer program code for initiating a telephone call between said first and second telecommunications infrastructures;
- (b) computer program code for initiating a data connection between said first and second telecommunications infrastructures via the PSTN in response to initiating the telephone call;
- (c) computer program code for combining voice and data connect information of said respective first and second telecommunications infrastructures;
- (d) computer program code for sending said combined voice and data connect information between said first and second telecommunications infrastructures via the PSTN;
- and
- (e) computer program code for establishing between said first and second telecommunications infrastructures said integrated voice and data session.
Apparatus for establishing an integrated voice and data session between first and second telecommunications infrastructures, the apparatus comprising:
- (a) means for initiating a telephone call between said first and second telecommunications infrastructures;
- (b) means for initiating a data connection between said first and second telecommunications infrastructures via the PSTN in response to initiating the telephone call;
- (c) means for combining voice and data connect information of said respective first and second telecommunications infrastructures;
- (d) means for sending said combined voice and data connect information between said first and second telecommunications infrastructures via the PSTN;
- and
- (e) means for establishing between said first and second telecommunications infrastructures said integrated voice and data session.
Dependencies are inferred from the claim text.