EP1566900A3

Wireless relay system, apparatus and method

Abstract

A wireless relay system for relaying a radio signal transmitted from a first wireless station to a second wireless station via a wireless relay apparatus is disclosed. The wireless relay system includes a relay control part for receiving transmission symbols transmitted from the first wireless station and refraining from relaying a portion of the symbols, a pilot signal transmission part for transmitting a pilot signal that is inserted into a section of the portion of the transmission symbols, a coupling loop interference wave estimation part for receiving the pilot signal and estimating a coupling loop interference wave based on the pilot signal, and a coupling loop interference wave cancellation part for subtracting the estimated coupling loop interference wave from a reception signal.

EP1566900A3, drawing sheet 1 — Sheet 1 of 1

Term

Term ended

Projected expiry passed 18 February 2025, 1.6 years ago.

1 sheet

Sheet 1

Every citation, both ways

Citations
Document	Relation	Office	Category	Cited during	Relevant claims
EP0851606A2	Cites	European Patent Office (EPO)	XAY	Search report	1,10,11
EP1087559A1	Cites	European Patent Office (EPO)	A	Search report	5-8
US2002039383A1	Cites	United States of America	A	Search report	5-8
US2003124976A1	Cites	United States of America	Y	Search report	9
WO2004001986A2	Cites	World Intellectual Property Organization (WIPO)	A	Search report	4
US5115514A	Cites	United States of America	XA	Search report	1,10,11
US6061548A	Cites	United States of America	Y	Search report	4
US6377612B1	Cites	United States of America	A	Search report	9

11 members in 6 offices

This recordMember, by publication datePriority claim

Priority claims4

Priority claims
Document	Office	Kind	Date
2004042789	Japan	A	2004-02-19
2004042789	Japan	–	2004-02-19
2004042789	–	–	–
JP20040042789	–	–	–

Members11

Family members, oldest first
Document	Office	Kind
CN1658532A	China	A	2005-08-24
EP1566900A2	European Patent Office (EPO)	A2	2005-08-24
US2005190822A1	United States of America	A1	2005-09-01
JP2005236626A	Japan	A	2005-09-02
KR20060042106A	Republic of Korea	A	2006-05-12
EP1566900A3This record	European Patent Office (EPO)	A3	2007-05-23
CN100409594C	China	C	2008-08-06
JP4398752B2	Japan	B2	2010-01-13
EP1566900B1	European Patent Office (EPO)	B1	2010-05-26
DE602005021417D1	Germany	D1	2010-07-08
US7826541B2	United States of America	B2	2010-11-02

28 legal events, as 3 offices reported them to INPADOC

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Events

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	Event	Code	Office
2021-01-29	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2021-01-29	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2020-10-28	Gb: european patent ceased through non-payment of renewal feeCeasedGBPC	GBPC	EP
2020-09-01	Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119	R119	DE
2019-04-30	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2019-04-30	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2011-06-16	No opposition filed against granted patent, or epo opposition proceedings concluded without decisionGrantedR097	R097	DE
2011-05-04	No opposition filedOpposition26N	26N	EP
2011-04-01	No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE	PLBE	EP
2011-04-01	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA	STAA	EP
2010-07-08	Corresponds to:REF	REF	EP
2010-05-26	Designated contracting statesAK	AK	EP
2010-05-26	European patent grantedGrantedFG4D	FG4D	GB
2010-04-23	(expected) grantORIGINAL CODE: 0009210GRAA	GRAA	EP
2010-04-21	Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS	GRAS	EP
2009-12-02	Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP	GRAP	EP
2008-01-30	Designation fees paidAKX	AKX	EP
2007-09-05	First examination report despatched17Q	17Q	EP
2007-05-23	Designated contracting statesAK	AK	EP
2007-05-23	Request for extension of the european patentAX	AX	EP
2007-05-23	Information provided on ipc code assigned before grantRIC1	RIC1	EP
2007-05-23	Information provided on ipc code assigned before grantRIC1	RIC1	EP
2007-04-20	Search report despatchedORIGINAL CODE: 0009013PUAL	PUAL	EP
2005-09-07	Information provided on ipc code assigned before grantRIC1	RIC1	EP
2005-08-24	Request for examination filed17P	17P	EP
2005-08-24	Designated contracting statesAK	AK	EP
2005-08-24	Request for extension of the european patentAX	AX	EP
2005-07-08	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI	EP

Wireless relay system, apparatus and method

Abstract

Term

Priority claims4

Members11

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Titles3

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Designated states36