Abstract
Method and apparatus for synchronizing base stations employing an independent synchronizing source or identifying a base station as a master source. An RNC (C-RNC) or a base station may designate one base station or a UE to acquire measurements derived from base stations to achieve synchronization. Synchronization activities may be regularly scheduled or may be undertaken when periodic measurements indicate that a drift value exceeds a given threshold.
Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Number | ||||||
3G | 07/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
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Technologies

Product
Use Cases
Services
Claim
1. Drahtloses Funknetzsteuergerät (RNC = radio network controller), das eine Vielzahl von drahtlosen Basisstationen nach dem Partnerschaftsprojekts der 3. Generation (3GPP = third generation partnership project) steuert, umfassend: einen Nachrichtengenerator, der konfiguriert ist, um eine Nachricht zu erzeugen, die einer Basisstation mit einer höheren Timingqualität anzeigt, eine Messung der Basisstation-Ankunftszeit (BSTOA = Base station time of arrival) einer benachbarten "out-of sync"-Basisstation vorzunehmen, und eine Nachricht zu erzeugen, die eine Zeiteinstellung an die "out-of-sync"-Basisstation anzeigt; einen Messwertempfänger, der konfiguriert ist, um den BSTOA-Messwert zu empfangen; und ein Synchronisationssteuergerät, das an den Nachrichtengenerator und den Nachrichtenempfänger gekoppelt ist, mit einer Kovarianz-Matrix, die eine Timingqualität für eine Vielzahl von Basisstationen anzeigt, umfassend die Basisstation höherer Timingqualität und die "out-of sync"-Basisstation.
2. Drahtloses Funknetzsteuergerät (RNC = radio network controller), das eine Vielzahl von drahtlosen Basisstationen nach dem Partnerschaftsprojekts der 3. Generation (3GPP = third generation partnership project) steuert, umfassend: einen Nachrichtengenerator, der konfiguriert ist, um eine Nachricht zu erzeugen, die einer "out-of-sync"-Basisstation anzeigt, eine Messung der Basisstation- Ankunftszeit (BSTOA = Base station time of arrival) einer benachbarten Basisstation mit einer höheren Timingqualität vorzunehmen, und eine Nachricht zu erzeugen, die eine Zeiteinstellung an die "out-of-sync"-Basisstation anzeigt; einen Messwertempfänger, der konfiguriert ist, um den BSTOA-Messwert zu empfangen; und ein Synchronisationssteuergerät, das an den Nachrichtengenerator und den Nachrichtenempfänger gekoppelt ist, mit einer Kovarianz-Matrix, die eine Timingqualität für eine Vielzahl von Basisstationen anzeigt, umfassend die Basisstation höherer Timingqualität und die "out-of sync"-Basisstation.
3. Drahtloses Funknetzsteuergerät (RNC = radio network controller), das eine Vielzahl von drahtlosen Basisstationen nach dem Partnerschaftsprojekts der 3. Generation (3GPP = third generation partnership project) steuert, umfassend: einen Nachrichtengenerator, der konfiguriert ist, um eine Nachricht zu erzeugen, die einer Benutzervorrichtung anzeigt, eine Messung der Ankunftszeitdifferenz (TDOA = Time difference of arrival) einer "out-of-sync"-Basisstation und einer benachbarten Basisstation mit einer höheren Timingqualität vorzunehmen, und eine Nachricht zu erzeugen, die eine Zeiteinstellung an die "out-of-sync"-Basisstation anzeigt; ein Messwertempfänger, der konfiguriert ist, um den BSTOA-Messwert zu empfangen; und ein Synchronisationssteuergerät, das an den Nachrichtengenerator und den Nachrichtenempfänger gekoppelt ist, mit einer Kovarianz-Matrix, die eine Timingqualität für eine Vielzahl von Basisstationen anzeigt, umfassend die Basisstation höherer Timingqualität und die "out-of sync"-Basisstation.']
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SUMMARY
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