GB2255472B - Telecommunication data analysis and transmission - Google Patents

Telecommunication data analysis and transmission

Info

Publication number: GB2255472B
Authority: GB; United Kingdom
Prior art keywords: transmission; data analysis; telecommunication data; telecommunication; analysis
Prior art date: 1991-04-30
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB9109261A

Other versions

GB2255472A (en

GB9109261D0 (en

Inventor

John P Lenihan

Anthony J Dezonno

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Boeing North American Inc

Original Assignee

Rockwell International Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1991-04-30

Filing date

1991-04-30

Publication date

1995-05-10

1991-04-30 Application filed by Rockwell International Corp filed Critical Rockwell International Corp

1991-04-30 Priority to GB9109261A priority Critical patent/GB2255472B/en

1991-06-19 Publication of GB9109261D0 publication Critical patent/GB9109261D0/en

1992-11-04 Publication of GB2255472A publication Critical patent/GB2255472A/en

1995-05-10 Application granted granted Critical

1995-05-10 Publication of GB2255472B publication Critical patent/GB2255472B/en

2011-04-30 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
- H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
- H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals
- H04Q1/4575—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals which are transmitted in digital form
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
- H04Q11/0414—Details

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Time-Division Multiplex Systems (AREA)

GB9109261A 1991-04-30 1991-04-30 Telecommunication data analysis and transmission Expired - Fee Related GB2255472B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9109261A GB2255472B (en)	1991-04-30	1991-04-30	Telecommunication data analysis and transmission

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9109261A GB2255472B (en)	1991-04-30	1991-04-30	Telecommunication data analysis and transmission

Publications (3)

Publication Number	Publication Date
GB9109261D0 GB9109261D0 (en)	1991-06-19
GB2255472A GB2255472A (en)	1992-11-04
GB2255472B true GB2255472B (en)	1995-05-10

Family

ID=10694171

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9109261A Expired - Fee Related GB2255472B (en)	1991-04-30	1991-04-30	Telecommunication data analysis and transmission

Country Status (1)

Country	Link
GB (1)	GB2255472B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2720577B1 (en) *	1994-05-27	1996-08-14	Sgs Thomson Microelectronics	Telephone tone detection circuit.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2200816A (en) *	1987-01-23	1988-08-10	Mitel Corp	Digital signal processing system
GB2240905A (en) *	1990-01-31	1991-08-14	Mitel Corp	Telephone or data switching system with variable protocol inter-office communication

1991
- 1991-04-30 GB GB9109261A patent/GB2255472B/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2200816A (en) *	1987-01-23	1988-08-10	Mitel Corp	Digital signal processing system
GB2240905A (en) *	1990-01-31	1991-08-14	Mitel Corp	Telephone or data switching system with variable protocol inter-office communication

Also Published As

Publication number	Publication date
GB2255472A (en)	1992-11-04
GB9109261D0 (en)	1991-06-19

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Legal Events

Date	Code	Title	Description
1996-04-10	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19950810