Abstract
Method and apparatus efficiently signal and use resources for wireless communications supporting circuit switched (CS) and packet switched sessions (PS). Signaling and interaction between the wireless transmit/receive unit (WTRU) and various network entities such as the Mobility Management Entity (MME) the Visitor Location Register (VLR) and Base Stations (BS) are used to implement circuit switched fall back (CSFB) in a PS system.
Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | ||||||
4G,3G | 31/10/2011 | ISLD-201109-010 | INTERDIGITAL INC | No | Family Member | ||||
5G,4G,3G | 31/10/2011 | ISLD-201109-010 | INTERDIGITAL INC | No | Family Member | ||||
4G,3G,2G | 22/12/2017 | ISLD-201711-004 | INTERDIGITAL INC | Yes | Basis Patent | ||||
5G,4G,3G | 22/12/2017 | ISLD-201711-004 | INTERDIGITAL INC | Yes | Basis Patent | ||||
4G,3G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member | ||||
4G,3G,2G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member | ||||
5G,4G,3G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member |
Specification Information
Specification Information
Technologies
Family Information
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Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | |||||||
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US2016255544A1 | 5G,4G,3G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member | ||||
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US9781636B2 | 4G,3G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member | ||||
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EP3125610A1 | 5G,4G,3G | 31/12/2019 | ISLD-201912-087 | INTERDIGITAL INC | No | Family Member |
Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | Status | National Phase Entries | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | |||||||||
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S1
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Technologies
Product
Mobility Management Entity (MME)
Use Cases
Services
Claim
1. A method for synchronizing bearer contexts between a transmitter entity and a receiver entity, the method comprising:
detecting, at the transmitter entity, an update in a status of a bearer context; and
transmitting a bearer context status information element (IE) in a non-access stratum (NAS) message from the transmitter entity to the receiver entity, wherein the bearer context status IE is based on the update in the status of the bearer context, and wherein the NAS message is a next message sent from the transmitter entity to the receiver entity based on the update in the status of the bearer context being detected.
2. The method of claim 1 wherein the bearer context is an evolved packet system (EPS) bearer context.
3. The method of claim 1 wherein the status of the bearer context indicates if the bearer context is active or inactive.
4. The method of claim 1 wherein the transmitter entity is a wireless transmit/receive unit (WTRU) and the receiver entity is a mobility management entity (MME).
5. The method of claim 1 wherein the transmitter entity is a mobility management entity (MME) and the receiver entity is a wireless transmit/receive unit (WTRU).
6. The method of claim 1 wherein the NAS message comprise an extended service request (ESR) message.
7. A transmitter entity for synchronizing bearer contexts with a receiver entity, the transmitter entity configured at least in part to:
detect an update in a status of a bearer context; and
provide a bearer context status information element (IE) in a non-access stratum (NAS) message to the receiver entity, wherein the bearer context status IE is based on the update in the status of the bearer context, and wherein the NAS message is a next message sent from the transmitter entity to the receiver entity based on the update in the status of the bearer context being detected.
8. The transmitter entity of claim 7 wherein the bearer context is an evolved packet system (EPS) bearer context.
9. The transmitter entity of claim 7 wherein the status of the bearer context indicates if the bearer context is active or inactive.
10. The transmitter entity of claim 7 wherein the transmitter entity is configured as a wireless transmit/receive unit (WTRU) and wherein the receiver entity is configured as a mobility management entity (MME).
11. The transmitter entity of claim 7 wherein the transmitter entity is configured as a mobility management entity (MME) and wherein the receiver entity is configured as a wireless transmit/receive unit (WTRU).
12. The transmitter entity of claim 7 wherein the NAS message comprise an extended service request (ESR) message.
Associated Portfolios
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The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
The information in grey was provided by the patent holder
The information in purple was extracted from the FrandAvenue
Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.