EP2681854 - QUADRATURE TIME SKEW DETECTION FOR COHERENT OPTICAL SIGNALS [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 01.04.2016 Database last updated on 24.08.2024 | Most recent event Tooltip | 12.10.2018 | Lapse of the patent in a contracting state New state(s): AL | published on 14.11.2018 [2018/46] | Applicant(s) | For all designated states Opnext Subsystems, Inc. 151 Albright Way Los Gatos CA 95032 / US | [2014/02] | Inventor(s) | 01 /
IBRAGIMOV, Edem 1295 Buchanan Drive Santa Clara, CA 95051 / US | 02 /
KHANTANA, Sunil, Kumar Singh 423 Southwood Avenue Sunnyvale, CA 94086 / US | [2014/02] | Representative(s) | Talbot-Ponsonby, Daniel Frederick Marks & Clerk LLP 2nd Floor, Wytham Court 11 West Way Oxford OX2 0JB / GB | [N/P] |
Former [2014/02] | Talbot-Ponsonby, Daniel Frederick Marks & Clerk LLP Fletcher House Heatley Road The Oxford Science Park Oxford OX4 4GE / GB | Application number, filing date | 12717922.4 | 27.02.2012 | WO2012US26789 | Priority number, date | US201161448105P | 01.03.2011 Original published format: US 201161448105 P | US201113243885 | 23.09.2011 Original published format: US201113243885 | [2014/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2012148558 | Date: | 01.11.2012 | Language: | EN | [2012/44] | Type: | A1 Application with search report | No.: | EP2681854 | Date: | 08.01.2014 | Language: | EN | The application published by WIPO in one of the EPO official languages on 01.11.2012 takes the place of the publication of the European patent application. | [2014/02] | Type: | B1 Patent specification | No.: | EP2681854 | Date: | 27.05.2015 | Language: | EN | [2015/22] | Search report(s) | International search report - published on: | EP | 01.11.2012 | Classification | IPC: | H04B10/61, H04L27/22 | [2014/44] | CPC: |
H04B10/616 (EP,US);
H04L27/223 (EP,US)
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Former IPC [2014/02] | H04B10/148, H04L27/00 | Designated contracting states | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2014/02] | Extension states | BA | Not yet paid | ME | Not yet paid | Title | German: | ERKENNUNG VON QUADRATURZEITVERSATZ FÜR KOHÄRENTE OPTISCHE SIGNALE | [2014/02] | English: | QUADRATURE TIME SKEW DETECTION FOR COHERENT OPTICAL SIGNALS | [2014/02] | French: | DÉTECTION DE BIAIS TEMPOREL EN QUADRATURE DE SIGNAUX OPTIQUES COHÉRENTS | [2014/02] | Entry into regional phase | 23.09.2013 | National basic fee paid | 23.09.2013 | Designation fee(s) paid | 23.09.2013 | Examination fee paid | Examination procedure | 23.09.2013 | Amendment by applicant (claims and/or description) | 23.09.2013 | Examination requested [2014/02] | 10.11.2014 | Communication of intention to grant the patent | 17.03.2015 | Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO | 09.04.2015 | Communication of intention to grant the patent | 16.04.2015 | Fee for grant paid | 16.04.2015 | Fee for publishing/printing paid | 16.04.2015 | Receipt of the translation of the claim(s) | Divisional application(s) | The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is 10.11.2014 | Opposition(s) | 01.03.2016 | No opposition filed within time limit [2016/18] | Fees paid | Renewal fee | 12.02.2014 | Renewal fee patent year 03 | 11.02.2015 | Renewal fee patent year 04 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | HU | 27.02.2012 | AL | 27.05.2015 | AT | 27.05.2015 | BE | 27.05.2015 | CY | 27.05.2015 | CZ | 27.05.2015 | DK | 27.05.2015 | EE | 27.05.2015 | ES | 27.05.2015 | FI | 27.05.2015 | HR | 27.05.2015 | IT | 27.05.2015 | LT | 27.05.2015 | LV | 27.05.2015 | MC | 27.05.2015 | MK | 27.05.2015 | NL | 27.05.2015 | PL | 27.05.2015 | RO | 27.05.2015 | RS | 27.05.2015 | SE | 27.05.2015 | SI | 27.05.2015 | SK | 27.05.2015 | SM | 27.05.2015 | TR | 27.05.2015 | BG | 27.08.2015 | NO | 27.08.2015 | GR | 28.08.2015 | IS | 27.09.2015 | PT | 28.09.2015 | IE | 27.02.2016 | LU | 27.02.2016 | CH | 29.02.2016 | FR | 29.02.2016 | LI | 29.02.2016 | MT | 29.02.2016 | [2018/46] |
Former [2018/31] | HU | 27.02.2012 | |
AT | 27.05.2015 | ||
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CY | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
MK | 27.05.2015 | ||
NL | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SE | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
SM | 27.05.2015 | ||
TR | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
FR | 29.02.2016 | ||
LI | 29.02.2016 | ||
MT | 29.02.2016 | ||
Former [2018/29] | HU | 27.02.2012 | |
AT | 27.05.2015 | ||
BE | 27.05.2015 | ||
CY | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
MK | 27.05.2015 | ||
MT | 27.05.2015 | ||
NL | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SE | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
SM | 27.05.2015 | ||
TR | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
FR | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2018/28] | HU | 27.02.2012 | |
AT | 27.05.2015 | ||
BE | 27.05.2015 | ||
CY | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
MK | 27.05.2015 | ||
MT | 27.05.2015 | ||
NL | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SE | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
SM | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
FR | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2017/40] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
MT | 27.05.2015 | ||
NL | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SE | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
FR | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2017/10] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
FR | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2017/07] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
IE | 27.02.2016 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2016/46] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
LU | 27.02.2016 | ||
CH | 29.02.2016 | ||
LI | 29.02.2016 | ||
Former [2016/43] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
LU | 27.02.2016 | ||
Former [2016/42] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
MC | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2016/36] | AT | 27.05.2015 | |
BE | 27.05.2015 | ||
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2016/24] | AT | 27.05.2015 | |
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SI | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
BE | 29.02.2016 | ||
Former [2016/21] | AT | 27.05.2015 | |
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
IT | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2016/10] | AT | 27.05.2015 | |
CZ | 27.05.2015 | ||
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
PL | 27.05.2015 | ||
RO | 27.05.2015 | ||
RS | 27.05.2015 | ||
SK | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2016/09] | AT | 27.05.2015 | |
DK | 27.05.2015 | ||
EE | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
RS | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2016/07] | AT | 27.05.2015 | |
DK | 27.05.2015 | ||
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
RS | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2015/51] | AT | 27.05.2015 | |
ES | 27.05.2015 | ||
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
RS | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2015/50] | ES | 27.05.2015 | |
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
RS | 27.05.2015 | ||
BG | 27.08.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
IS | 27.09.2015 | ||
PT | 28.09.2015 | ||
Former [2015/49] | ES | 27.05.2015 | |
FI | 27.05.2015 | ||
HR | 27.05.2015 | ||
LT | 27.05.2015 | ||
LV | 27.05.2015 | ||
RS | 27.05.2015 | ||
NO | 27.08.2015 | ||
GR | 28.08.2015 | ||
PT | 28.09.2015 | Cited in | International search | [A]JP2009219097 (MITSUBISHI ELECTRIC CORP) [A] 1-20 * abstract *; | [A]EP2221999 (FUJITSU LTD [JP]) [A] 1-20 * paragraphs [0027] - [0039] * * paragraphs [0088] - [0101] * * figures 3,9,10 *; | [A] - TAKAHITO TANIMURA ET AL, "A simple digital skew compensator for coherent receiver", 35TH EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION, 2009. ECOC '09, VIENNA, AUSTRIA, IEEE, PISCATAWAY, NJ, USA, (20090920), ISBN 978-1-4244-5096-1, pages 1 - 2, XP031546414 [A] 1-20 * the whole document * |