EP1244081A1 - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem - Google Patents
Verfahren zur Funkübertragung in einem Gefahrenmeldesystem Download PDFInfo
- Publication number
- EP1244081A1 EP1244081A1 EP02006120A EP02006120A EP1244081A1 EP 1244081 A1 EP1244081 A1 EP 1244081A1 EP 02006120 A EP02006120 A EP 02006120A EP 02006120 A EP02006120 A EP 02006120A EP 1244081 A1 EP1244081 A1 EP 1244081A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- station
- main station
- radio transmission
- detection system
- hazard detection
- Prior art date
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims description 25
- 230000010287 polarization Effects 0.000 claims description 2
- 238000005562 fading Methods 0.000 description 8
- 230000002457 bidirectional effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/009—Signalling of the alarm condition to a substation whose identity is signalled to a central station, e.g. relaying alarm signals in order to extend communication range
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
Definitions
- the invention relates to a method for radio transmission in a hazard detection system with a main station and several slave stations, the main station and the slave station each have a transmitting and receiving device.
- the hazard detection systems include signaling sensors as secondary stations, the one in the event of a detected danger (fire, burglary) Hazard notification via a radio link to a control center or main station (which also includes repeaters should transmit) in the further to eliminate the danger Measures (alerting the fire department or the police) be initiated.
- the signal sensors each include a transmitting and receiving device and are intended for use self-sufficient in inadequate places, i.e. with a Battery operated.
- EP 0 911 775 is a hazard detection system and a method for radio transmission in such a system known which is bidirectional and its components are designed to save energy. Disorders in one Such systems can be safely recognized in less than 100 s fading holes lead to unnecessary Fault messages.
- DE 199 20 128 A1 describes a portable emergency call system with a satellite-based tracking device and therefore functional federated, mobile telecommunication facility known in which a central data center for permanent interactive connection with the currently active Blocks of different target objects is set up, the blocks each having a mutual data transfer enabling communication module are an indirect link between a target object associated module with the data center including another building block of another target object as a host function.
- a partial solution is achieved by increasing the sensitivity Recipient. This reduces the likelihood of interference but never disappears completely. That leaves In large systems in particular, there is always a certain probability of failure.
- Such a fading hole is between a main station and a slave station recognized as part of a routine check, the slave station can then via the other slave station report to the main station that this - the main station not directly reaching - slave station still functional is and communication via the other slave station he follows.
- the slave station sends its data for so long over the further secondary station to the main station, as long the direct connection to the main station is disturbed.
- a detour can not only be done once, but continuously use for communication between main and secondary station.
- Claim 5 provided in an advantageous manner that the secondary station in this case at a specified time the main station sends a message that the integrity check was faulty, according to which the main station redirection triggers via the other slave station.
- Another easy to implement method according to claim 10 is that at the location of the recipient and or the transmitter is switched to another antenna, which according to claim 11 by more than half the wavelength of the original antenna staggered, according to claim 12 by a different orientation than the original one Antenna or according to claim 13 by a compared to the first Antenna rotated polarization direction marked is.
- An additional change in the spreading conditions between sender and receiver can be according to the procedure the advantageous embodiment of the method according to claim 16 achieve by changing the frequency of transmission becomes. This changes the ways of the waves a little and these are interfered differently. A variation within the 2 MHz wide SRD band (868 MHz to 870 MHz) is sufficient to move the phase by more than 10 ° to push.
- the frequency change method can additionally according to claim 16 for detour transmission via additional substations, as also according to claim 17 in addition to the detour via further substations and in addition to influencing the Antenna may be provided.
- FIG. 1 shows how a main station M, for example the center of a hazard detection system, with a total four slave stations S1, S2, S3 and S4 communicated.
- the secondary stations S1, S2, S3 and S4 can for example Intrusion or fire detection sensors include.
- the main station M can thus take the detour via the additional slave station S2 with the unreachable one Slave station S1 communicate and exchange data.
- the substation S1 is therefore not considered to be disturbed in the main station M. characterized.
- the number of fault messages can thus be reduced reduce significantly.
- the secondary station S1 next to a first antenna 1 has a further antenna 3, which in designated example spatially offset and perpendicular to the first Antenna 1 is arranged. If now the communication between the first antenna 1 and the antenna 2 of the main station M is disturbed, which in turn is due to the dotted connection is shown, so in the secondary station S1 on the further antenna 3 can be switched, which then the communication with the antenna 2 of the main station M.
- the further antenna also at the main station M can be arranged and can be controlled accordingly not only the antennas assigned to the respective stations alternately, but also operated simultaneously, whereby the conditions of dispersion change even more flexibly to let.
- FIG. 3 shows how the secondary station S1 and the Main station M does not communicate with each other via a first frequency F1 can communicate, which in turn by the dotted line is shown while communicating via a second Frequency S2 is easily possible.
- a frequency change can be provided, for example, when the communication is disturbed with the first frequency S1, but it can also a continuous frequency change at predetermined time intervals be provided.
- the detour circuit via another substation, the change the antennas and the frequency change can now do so combined that if one of the ways doesn't work, one of the others is automatically applied.
- the communication between the main station and the slave station disturbed differently can be.
- the main station receives in the frame the integrity check at the given time none Signal from the slave, then try the master and slave communicate with each other on a different frequency. If communication via frequency change is unsuccessful, then the main station can communicate through the diversion trigger via the additional slave station.
- the main station receives the signal received from the slave station for integrity checking and sends your acknowledgment signal, which is not from the secondary station Will be received.
- the substation try to reach the main station in another way while the main station assumes communication be properly completed.
- there is a Extra time slot is provided in which a slave station that has not received an acknowledgment signal and no other communication could set up a telegram with the main station transmitted to the main station. This receives this Telegram in the time slot provided for this, thus learns that the integrity check was not completed and can initiate additional measures, such as communication via another secondary station.
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Alarm Systems (AREA)
Abstract
Description
Claims (18)
- Verfahren zur Funkübertragung in einem Gefahrenmeldesystem mit einer Hauptstation (M) und mehreren Nebenstationen (S1, S2, S3, S4), wobei die Hauptstation (M) und die Nebenstationen (S1, S2, S3, S4) jeweils eine Sende- und Empfangseinrichtung aufweisen, bei dem
jede Nebenstation (S1, S2, S3, S4) versucht, Daten über Funk direkt an die Hauptstation (M) zu senden,
falls die direkte Funkübertragung zwischen der Hauptstation (M) und einer der Nebenstationen (S1) gestört ist, diese -die Hauptstation (M) nicht direkt erreichende - Nebenstation (S1) ihre Daten an eine weitere Nebenstation (S2) sendet
und diese Daten von dieser weiteren Nebenstation (S2) an die Hauptstation (M) übermittelt werden,
wobei die Hauptstation (M) und die Nebenstationen (S1, S2, S3, S4) in vorgegebenen zeitlichen Abständen miteinander im Rahmen einer Integritäts-Überprüfung versuchen, miteinander zu kommunizieren,
dass die die Hauptstation (M) nicht direkt erreichende Nebenstation (S1), für die die Integritäts-Überprüfung nicht funktioniert hat, über die weitere Nebenstation (S2) an die Hauptstation (M) meldet, dass sie funktionsfähig ist und eine Kommunikation über die weitere Nebenstation (S2) zu erfolgen hat. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 1,
dadurch gekennzeichnet, dass die Hauptstation (M) die die Hauptstation (M) nicht direkt erreichende Nebenstation (S1) als nicht gestört führt. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, dass die Hauptstation (M) und die die Hauptstation (M) nicht direkt erreichende Nebenstation (S1) in vorgegebenen Zeitabständen versuchen, die direkte Funkübertragung wieder aufzunehmen. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 3,
dadurch gekennzeichnet, dass die die Hauptstation (M) nicht erreichende Nebenstation (S1) ihre Daten solange über die weitere Nebenstation (S2) an die Hauptstation (M) sendet, solange die direkte Verbindung zur Hauptstation (M) gestört ist. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, dass jede Nebenstation (S1, S2, S3, S4) zu einem vorgegebenen Zeitpunkt ein Integritäts-Überprüfungstelegramm an die Hauptstation (M) sendet und eine vorgegebene Zeit auf den Empfang eines Quittungssignals von der Hauptstation (M) wartet,
dass im Falle eines Nichtempfangs des Quittungssignals durch die betroffene - die Hauptstation (M) nicht direkt erreichende - Nebenstation (S1) zu einem späteren festgelegten Zeitpunkt ein Störungstelegramm an die Hauptstation (M) gesendet wird,
dass die Hauptstation (M) nach dem Empfang des Störungstelegramms die Kommunikation mit der die Hauptstation (M) nicht direkt erreichende Nebenstation (S1) über die weitere Nebenstation (S2) startet. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, dass Sende- und/oder Empfangseigenschaften von Antennen (1,2,3) der Sende- und Empfangseinrichtungen der Hauptstation (M) und/oder der die Hauptstation (M) nicht direkt erreichenden Nebenstation (S1) beeinflusst werden, falls keine Funkübertragung über die weitere Nebenstation (S2) an die Hauptstation (M) erfolgt. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 6,
dadurch gekennzeichnet, dass die Richtcharakteristik von mindestens einer der Antennen (1,2,3) verändert wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 7,
dadurch gekennzeichnet, dass die Veränderung der Richtcharakteristik durch Zu- oder Abschalten einzelner Antennenteile (1,2,3) erreicht wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 7,
dadurch gekennzeichnet, dass die Veränderung der Richtcharakteristik durch Variation der Abgleichelemente der Antenne (1,2,3) geschieht. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 6,
dadurch gekennzeichnet, dass am Ort des Empfängers und/oder des Senders auf eine weitere Antenne (3) umgeschaltet wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 10,
dadurch gekennzeichnet, dass die weitere Antenne (3) räumlich um mehr als die Hälfte der Wellenlänge von der ursprünglichen Antenne (1) versetzt angeordnet wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 10,
dadurch gekennzeichnet, dass die weitere Antenne (3) in eine andere Richtung weist als die ursprüngliche Antenne (1). - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach Anspruch 10,
dadurch gekennzeichnet, dass die weitere Antenne (3) eine gegenüber der ersten Antenne (1) gedrehte Polarisationsrichtung aufweist. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 10 bis 13,
dadurch gekennzeichnet, dass die weitere Antenne (3) im wesentlichen senkrecht zur ursprünglichen Antenne (1) ausgerichtet wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, dass zunächst versucht wird, die Übertragung zwischen der Nebenstation (S1) und der Hauptstation (M) durch Frequenzwechsel über eine vorgegebene Anzahl von Frequenzkanälen herzustellen, bevor die Umleitung über die weitere Nebenstation (S2) eingeleitet wird. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 6 bis 14,
dadurch gekennzeichnet, dass die Frequenz der Übertragung von einer ersten Frequenz (f1) auf eine zweite Frequenz (f2) geändert wird, falls mit der ersten Frequenz (f1) keine Übertragung über die weitere Nebenstation (S1) erfolgt. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 6 bis 16,
dadurch gekennzeichnet, dass die Frequenz der Übertragung von einer ersten Frequenz (f1) auf eine zweite Frequenz (f2) geändert wird, falls mit der ersten Frequenz (f1) weder eine Übertragung über die weitere Nebenstation (S1) noch über die Beeinflussung der Antenne (1,2,3) erfolgt. - Verfahren zur Funkübertragung in einem Gefahrenmeldesystem nach einem der Ansprüche 1 bis 17,
dadurch gekennzeichnet, dass die Frequenz der Übertragung in vorgegebenen Zeitabständen von einer ersten Frequenz (f1) auf eine zweite Frequenz (f2) verändert wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10114313 | 2001-03-23 | ||
DE10114313A DE10114313C2 (de) | 2001-03-23 | 2001-03-23 | Verfahren zur Funkübertragung in einem Gefahrenmeldesystem |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1244081A1 true EP1244081A1 (de) | 2002-09-25 |
EP1244081B1 EP1244081B1 (de) | 2003-12-17 |
Family
ID=7678737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02006120A Expired - Lifetime EP1244081B1 (de) | 2001-03-23 | 2002-03-18 | Verfahren zur Funkübertragung in einem Gefahrenmeldesystem |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1244081B1 (de) |
AT (1) | ATE256906T1 (de) |
DE (2) | DE10114313C2 (de) |
ES (1) | ES2213128T3 (de) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2855298A1 (fr) * | 2003-05-19 | 2004-11-26 | Cedom | Installation d'alarme sans fil a relais et procede de relayage. |
FR2855297A1 (fr) * | 2003-05-19 | 2004-11-26 | Cedom | Systeme d'alarme sans fil et procede de transmission. |
DE10321204B3 (de) * | 2003-05-12 | 2005-01-13 | Siemens Ag | Verfahren und Einrichtung zur Funktionsüberwachung von Funkübertragungswegen in einem Gefahrenmeldesystem |
WO2005071634A2 (en) * | 2004-01-27 | 2005-08-04 | Richard Turner | Method and apparatus for detection and tracking of objects within a defined area |
EP1630760A1 (de) | 2004-08-11 | 2006-03-01 | Siemens Aktiengesellschaft | Verfahren zur Funkübertragung in einem Gefahrenmeldesystem |
WO2006072619A2 (fr) * | 2005-01-10 | 2006-07-13 | Securite Communications | Dispositif et installation de surveillance notamment pour biens immobiliers |
EP1710765A1 (de) * | 2005-04-07 | 2006-10-11 | Siemens Schweiz AG | Funk-Gefahrenmeldeanlage |
EP2015270A1 (de) * | 2007-07-02 | 2009-01-14 | Siemens S.A.S. | Adressierungseinrichtung für Rauchmelder |
WO2010097963A1 (en) * | 2009-02-27 | 2010-09-02 | Panasonic Electric Works Co., Ltd. | Home security surveillance system |
WO2012021599A1 (en) * | 2010-08-10 | 2012-02-16 | Robert Bosch Gmbh | Method of alarm handling in wireless sensor networks |
CN112435452A (zh) * | 2020-11-16 | 2021-03-02 | 福建科立讯通信有限公司 | 基于移动蜂窝数据网络的多警情并发派警调度方法和系统 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7483403B2 (en) | 2002-01-10 | 2009-01-27 | Robert Bosch Gmbh | Protocol for reliable, self-organizing, low-power wireless network for security and building automation systems |
Citations (2)
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US4792946A (en) * | 1987-04-07 | 1988-12-20 | Spectrum Electronics, Inc. | Wireless local area network for use in neighborhoods |
EP0811959A1 (de) * | 1996-06-07 | 1997-12-10 | GRUNDIG Aktiengesellschaft | Funkgesteuerte Gefahrenmeldeanlage mit Unterzentralen und sicherer Datenkommunikation zwischen den einzelnen Komponenten |
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AU532289B2 (en) * | 1978-12-21 | 1983-09-22 | Sony Corporation | Segmented loop antenna system |
DE19539312A1 (de) * | 1995-10-23 | 1997-04-24 | Grundig Emv | Verfahren zur Erhöhung der Übertragungssicherheit bei Funkalarmanlagen |
EP0911775B1 (de) * | 1997-09-30 | 2003-12-10 | Siemens Aktiengesellschaft | Verfahren zur Funkübertragung in einem Gefahrenmeldesystem |
DE19920128B4 (de) * | 1998-05-02 | 2005-03-31 | Richard Funk | Notruf-Ortungssystem |
DE19924349A1 (de) * | 1999-05-27 | 2000-12-21 | Kathrein Werke Kg | Mobilantenne, insbesondere Fahrzeugantenne für zumindest eine zirkulare und zumindest eine lineare, vorzugsweise vertikale Polarisation |
-
2001
- 2001-03-23 DE DE10114313A patent/DE10114313C2/de not_active Expired - Fee Related
-
2002
- 2002-03-18 EP EP02006120A patent/EP1244081B1/de not_active Expired - Lifetime
- 2002-03-18 DE DE50200142T patent/DE50200142D1/de not_active Expired - Lifetime
- 2002-03-18 AT AT02006120T patent/ATE256906T1/de active
- 2002-03-18 ES ES02006120T patent/ES2213128T3/es not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4792946A (en) * | 1987-04-07 | 1988-12-20 | Spectrum Electronics, Inc. | Wireless local area network for use in neighborhoods |
EP0811959A1 (de) * | 1996-06-07 | 1997-12-10 | GRUNDIG Aktiengesellschaft | Funkgesteuerte Gefahrenmeldeanlage mit Unterzentralen und sicherer Datenkommunikation zwischen den einzelnen Komponenten |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10321204B3 (de) * | 2003-05-12 | 2005-01-13 | Siemens Ag | Verfahren und Einrichtung zur Funktionsüberwachung von Funkübertragungswegen in einem Gefahrenmeldesystem |
FR2855297A1 (fr) * | 2003-05-19 | 2004-11-26 | Cedom | Systeme d'alarme sans fil et procede de transmission. |
FR2855298A1 (fr) * | 2003-05-19 | 2004-11-26 | Cedom | Installation d'alarme sans fil a relais et procede de relayage. |
US7671718B2 (en) | 2004-01-27 | 2010-03-02 | Turner Richard H | Method and apparatus for detection and tracking of objects within a defined area |
WO2005071634A2 (en) * | 2004-01-27 | 2005-08-04 | Richard Turner | Method and apparatus for detection and tracking of objects within a defined area |
CN101027700B (zh) * | 2004-01-27 | 2012-03-21 | 理查德·特纳 | 用于检测和跟踪所限定的区域内的对象的方法和设备 |
WO2005071634A3 (en) * | 2004-01-27 | 2006-08-17 | Richard Turner | Method and apparatus for detection and tracking of objects within a defined area |
EP2259240A1 (de) * | 2004-01-27 | 2010-12-08 | Richard Harry Turner | Verfahren und Vorrichtung zur Erkennung und Verfolgung von Objekten innerhalb eines definierten Bereichs |
US7692530B2 (en) | 2004-01-27 | 2010-04-06 | Turner Richard H | Identification and tracking of information stored on radio frequency identification devices |
EP1630760A1 (de) | 2004-08-11 | 2006-03-01 | Siemens Aktiengesellschaft | Verfahren zur Funkübertragung in einem Gefahrenmeldesystem |
WO2006072619A2 (fr) * | 2005-01-10 | 2006-07-13 | Securite Communications | Dispositif et installation de surveillance notamment pour biens immobiliers |
WO2006072619A3 (fr) * | 2005-01-10 | 2006-11-02 | Securite Comm | Dispositif et installation de surveillance notamment pour biens immobiliers |
FR2880721A1 (fr) * | 2005-01-10 | 2006-07-14 | Securite Comm Sa | Dispositif et installation de surveillance notamment pour biens immobiliers |
WO2006106037A1 (de) * | 2005-04-07 | 2006-10-12 | Siemens Schweiz Ag | Funk-gefahrenmeldeanlage |
EP1710765A1 (de) * | 2005-04-07 | 2006-10-11 | Siemens Schweiz AG | Funk-Gefahrenmeldeanlage |
EP2015270A1 (de) * | 2007-07-02 | 2009-01-14 | Siemens S.A.S. | Adressierungseinrichtung für Rauchmelder |
WO2010097963A1 (en) * | 2009-02-27 | 2010-09-02 | Panasonic Electric Works Co., Ltd. | Home security surveillance system |
WO2012021599A1 (en) * | 2010-08-10 | 2012-02-16 | Robert Bosch Gmbh | Method of alarm handling in wireless sensor networks |
US8686849B2 (en) | 2010-08-10 | 2014-04-01 | Robert Bosch Gmbh | Method of alarm handling in wireless sensor networks |
CN112435452A (zh) * | 2020-11-16 | 2021-03-02 | 福建科立讯通信有限公司 | 基于移动蜂窝数据网络的多警情并发派警调度方法和系统 |
Also Published As
Publication number | Publication date |
---|---|
DE50200142D1 (de) | 2004-01-29 |
ES2213128T3 (es) | 2004-08-16 |
DE10114313C2 (de) | 2003-12-04 |
EP1244081B1 (de) | 2003-12-17 |
DE10114313A1 (de) | 2003-05-15 |
ATE256906T1 (de) | 2004-01-15 |
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