EP1523132A3

Digital transmission of audio signals

Abstract

A data communication system for communicating one or more payload streamed data signals and an auxiliary data signal, the auxiliary data signal being organised as one or more data packets according to a data packet protocol, each packet having a packet destination address, comprises: at least two data handling nodes, a transmitting one of the data handling nodes being arranged to transmit data to a receiving one of the data handling nodes;means associated with the transmitting node for formatting the packets of the auxiliary data signal into a streamed data signal format and for multiplexing the payload streamed data signals and the formatted auxiliary data signal into a bitstream for transmission;means associated with the receiving node for demultiplexing the input streamed data signals and the formatted auxiliary data signal and for reformatting the auxiliary data signal into packets according to the data packet protocol.

EP1523132A3, drawing sheet 1 — Sheet 1 of 1

Term

Term ended

Projected expiry passed 27 August 2024, 2.1 years ago.

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Sheet 1

Citations
Document	Relation	Office	Category	Cited during	Relevant claims
US2001024457A1	Cites	United States of America	X	Search report	1-7,16-19,21-26

9 members in 4 offices

This recordMember, by publication datePriority claim

Priority claims4

Priority claims
Document	Office	Kind	Date
0323569	United Kingdom	A	2003-10-08
0323569	United Kingdom	–	2003-10-08
0323569	–	–	–
GB20030023569	–	–	–

Members9

Family members, oldest first
Document	Office	Kind
EP1523132A2	European Patent Office (EPO)	A2	2005-04-13
GB2407006A	United Kingdom	A	2005-04-13
US2005078683A1	United States of America	A1	2005-04-14
JP2005136979A	Japan	A	2005-05-26
EP1523132A3This record	European Patent Office (EPO)	A3	2006-03-22
JP4625670B2	Japan	B2	2011-02-02
US7912045B2	United States of America	B2	2011-03-22
EP1523132B1	European Patent Office (EPO)	B1	2013-02-13
EP1523132B8	European Patent Office (EPO)	B8	2013-04-10

29 legal events, as 4 offices reported them to INPADOC

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Events

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	Event	Code	Office
2016-07-29	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2016-07-29	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2016-04-27	Gb: european patent ceased through non-payment of renewal feeCeasedGBPC	GBPC	EP
2016-03-01	Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119	R119	DE
2014-11-28	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2014-10-31	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2014-08-29	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2014-05-23	Notification of lapseLapsedST	ST	FR
2014-02-27	No opposition filed against granted patent, or epo opposition proceedings concluded without decisionGrantedR097	R097	DE
2014-01-22	No opposition filedOpposition26N	26N	EP
2013-12-20	No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE	PLBE	EP
2013-12-20	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA	STAA	EP
2013-04-11	Dpma publication of mentioned ep patent grantGrantedR096	R096	DE
2013-03-20	Party data changed (patent owner data changed or rights of a patent transferred)RAP2	RAP2	EP
2013-02-13	Designated contracting statesAK	AK	EP
2013-02-13	European patent grantedGrantedFG4D	FG4D	GB
2013-01-11	(expected) grantORIGINAL CODE: 0009210GRAA	GRAA	EP
2013-01-04	Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS	GRAS	EP
2012-09-19	Information on inventor provided before grant (corrected)RIN1	RIN1	EP
2012-08-28	Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP	GRAP	EP
2007-04-25	First examination report despatched17Q	17Q	EP
2006-11-29	Designation fees paidAKX	AKX	EP
2006-10-11	Request for examination filed17P	17P	EP
2006-03-22	Designated contracting statesAK	AK	EP
2006-03-22	Request for extension of the european patentAX	AX	EP
2006-02-03	Search report despatchedORIGINAL CODE: 0009013PUAL	PUAL	EP
2005-04-13	Designated contracting statesAK	AK	EP
2005-04-13	Request for extension of the european patentAX	AX	EP
2005-02-25	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI	EP

Digital transmission of audio signals

Abstract

Term

Priority claims4

Members9

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Titles3

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