Abstract
Disclosed is method and apparatus for operation of a base station in wireless communications, including configuration of the base station for secure and authenticated communications with other base stations.
| Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
|---|---|---|---|---|---|---|---|---|---|
| Declaration Date | Declaration Reference | Declaring Company | Specification Number | ||||||
| 4G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | No | Family Member | ||||
| 5G,4G,3G,2G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | No | Family Member | ||||
| 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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Specification Information
Specification Information
Technologies
Family Information
| All Granted Patents In Patent Family : | ---- |
| All Pending Patents In Patent Family : | ---- |
| Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Declaration Date | Declaration Reference | Declaring Company | Specification Number | |||||||
| US2008167003A1 | 4G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
| US2008167003A1 | 5G,4G,3G,2G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
| US2008167003A1 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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Yes | Basis Patent | |||
| US8024000B2 | 4G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
| US8024000B2 | 5G,4G,3G,2G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
| US8024000B2 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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S2
S3
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Yes | Basis Patent | |||
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| AR064549A1 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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| AU2007339304A1 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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| AU2007339304B2 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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| CA2674040A1 | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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| CN101578893A | 5G,4G,3G,2G | 18/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | No | Family Member | ||||
| CN101578893A | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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| MX2009007080A | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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| JP2018046588A | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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No | Family Member | |||
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| JP2019017120A | 5G | 03/04/2022 | ISLD-202203-215 | INTERDIGITAL INC |
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Technologies
Signal Processing
Product
Use Cases
Wireless communication
Services
Claim
1. A method for operation of a base station in wireless communications, comprising: powering up the base station; obtaining a unique IP address for the base station; performing a network authentication; powering up an inter-station interface; initiating inter-station synchronization over the interface; transmitting a request for network parameters; and receiving network parameters enabling interacting with a core network.
2. The method of claim 1, further comprising: obtaining information about a neighbor base station through the inter-station interface; transmitting a parameter request containing the information; and receiving parameters in response to the request, enabling interacting with the neighbor base station.
3. The method of claim 2, wherein the information about the neighbor base station is at least one of: a base station identifier, a cell identifier, public land mobile network identifiers, and current operating status.
4. The method of claim 2, wherein obtaining information about the neighbor base station comprises either a handshake or paired request and response messages.
5. The method of claim 1, further comprising receiving security parameters for at least one of: authenticating transmitted and received messages; and performing security key agreement procedures over the inter-station interface.
6. The method of claim 5, wherein the security parameters comprise at least one of a universal credential, a universal shared secret key, a security algorithm, and a universal security keyset.
7. The method of claim 1 , further comprising securing communications to and from the base station, the securing comprising: obtaining a secret key shared by the base station and a neighboring base station; transmitting a first message comprising a hash of a first header information, a first security association, a first key generation value and a first nonce, the hash using the secret key; and receiving a second message comprising a hash of a second header information, a second security association, a second key generation value and a second nonce, the hash using the secret key.
8. The method of claim 7 , wherein the first and second key generation values are DiffÏx8ae-Hellman parameters used to produce a seed for generating at least one of: integrity keys and confidentiality keys.
9. The method of claim 1 comprising performing direct base station authentication over the inter-station interface
10. The method of claim 9, wherein the authentication comprises: receiving a secret key shared among base stations; receiving a credential shared among base stations; receiving a shared plurality of authentication algorithms; encrypting the credential using the secret key and a first algorithm from the authentication algorithms; selecting a random number and generating from it an encrypted authentication value using the first algorithm; transmitting the encrypted credential, the random number, and the encrypted authentication value; receiving a decrypted authentication value; and comparing the decrypted and encrypted authentication values
11. The method of claim 10, wherein the decrypted authentication value is calculated using the random number and a second algorithm from the authentication algorithms
12. The method of claim 1, further comprising controlled security key association for integrity protection and ciphering comprising at least one of: standardizing an inter-station security protection algorithm for all base stations that allows encryption and decryption with a shared security key; and standardizing a set of indexed security keys known to all base stations
13. The method of claim 12 further comprising receiving the set of indexed security keys at the base station following network authentication
14. The method of claim 13, wherein receiving the set of security keys occurs during the receiving of network parameters
15. The method of claim 12 wherein security keys are either individually chosen or associated with the base station and a neighbor base station by mutually determining a key index
16. The method of claim 15, wherein mutually determining a key index comprises using a DiffÏx8ae-Hellman method
17. The method of claim 12, comprising using one key for integrity protection and a different key for ciphering
18. The method of claim 17, wherein the integrity protection key and ciphering key are obtained by running a single key index exchange procedure separately for both keys
19. The method of claim 17, wherein the integrity protection key and ciphering key are obtained by a procedure comprising: obtaining one of the keys; adding an offset number; and performing a modulo operation to obtain the other key.
20. The method of claim 19, wherein obtaining the offset number comprises using a number known only to the base station and a neighbor base station.
21. The method of claim 1, further comprising: transmitting a request for parameters related to a neighboring base station; and receiving the parameters in response to the request.', "22. The method of claim 21, wherein the received parameters are at least one of: GPS location information; the number of cells operated by the neighboring base station; an Id for each of the cells, a service operator's identity or home PLMN Id; information on measurement, measurement group, or measurement association for the neighbor base station; radio parameters for the cells; and service parameters for the cells.", '23. The method of claim 22, wherein the radio parameters are at least one of: frequency band, center-frequency, cell transmit bandwidth value, power control information, baseline cell common channel configurations, MIMO and directional antenna information, MBMS SFN information, and MBMS resource information.
24. The method of claim 22, wherein the service parameters are at least one of: MBMS information, LCS information, and common SI information shared among neighbor base stations.
25. A wireless base station comprising: a receiver configured to obtain a unique IP address from a core network; a processor configured to perform a network authentication, power up an inter-station interface, and initiate inter-station synchronization over the interface; and a transmitter configured to transmit a request for network parameters; the receiver further configured to receive network parameters enabling interacting with the core network.
26. The base station of claim 25, wherein the processor is configured for obtaining information about a neighbor base station through the inter-station interface; the transmitter is configured for transmitting a parameter request containing the information; and the receiver is configured for receiving parameters enabling interacting with the neighbor base station.
27. The base station of claim 26, wherein the processor is configured for processing received security parameters for at least one of: authenticating transmitted and received messages; and performing security key agreement procedures over the inter-station interface.
28. The base station of claim 25, wherein the receiver is configured for obtaining a secret key shared with a neighboring base station; the transmitter is configured for transmitting a first message comprising a hash of a first header information, a first security association, a first key generation value and a first nonce, the hash using the secret key; and the receiver is configured for receiving a second message comprising a hash, using the secret key, of a second header information, a second security association, a second key generation value and a second nonce, the hash using the secret key.
29. The base station of claim 28, wherein the first and second key generation values are Diffie-Hellman parameters used to produce a seed for generating at least one of: integrity keys and confidentiality keys.
30. The base station of claim 25, wherein the receiver is configured for receiving a secret key shared among base stations, receiving a credential shared among base stations, and receiving a shared plurality of authentication algorithms; the processor is configured for encrypting the credential using the secret key and a first algorithm from the authentication algorithms, selecting a random number, and generating from the random number an encrypted authentication value using the first algorithm; the transmitter is configured for transmitting the encrypted credential, the random number, and the encrypted authentication value; the receiver is further configured for receiving a decrypted authentication value; and the processor is further configured for comparing the decrypted and encrypted authentication values.
31. The base station of claim 30, wherein the processor is configured for comparing the decrypted authentication value when that value is calculated using the random number and a second algorithm from the authentication algorithms.']
Associated Portfolios
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SUMMARY
ClaimChart-EP2127415A1-STO
Patent number:EP2127415A1
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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.