IP Library › Granted Patent US 10,506,494
Granted Patent B2
US 10,506,494 · App. 15/757,234 · Granted Dec 10, 2019

Controlling access to a wireless communication network

Inventors: Icaro L. J. da Silva (Solna, SE); Erik Eriksson (Linköping, SE); Pål Frenger (Linköping, SE); Gunnar Mildh (Sollentuna, SE); Torgny Palenius (Barsebäck, SE); Jose Luis Pradas (Stockholm, SE); Johan Rune (Lidingö, SE)
Assignee: Telefonaktiebolaget LM Ericsson (publ)
H04W48/02H04W4/70H04W48/10H04W48/16H04W72/048H04W72/085H04W48/12H04W48/20
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Quick Facts
Patent No.
US 10,506,494
App. No.
15/757,234
Granted
Dec 10, 2019
Kind
B2
Abstract

A method for controlling access to a wireless communication network ( 102 ), the method comprising: a wireless communication device ( 101 ) receiving a parameter of a system configuration (MIB, SIB1, AIT-1,AIT-2) for accessing to the wireless communication network, the wireless communication device ( 101 ) receiving (S 2 ) an indication ( 102 ) from the wireless communication network ( 102 ), the indication indicating whether an access attempt to the wireless communication network ( 102 ) is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined, the wireless communication device ( 102 ) performing (S 4 ) an access attempt to the wireless communication network ( 102 ), if the indication indicates whether an access attempt to the wireless communication network ( 102 ) is allowed using the parameter of the system configuration (MIB, SIB1, AIT-1,AIT-2) with a validity of the system configuration being undetermined.

Claims (39)

1. A method for controlling access to a wireless communication network, the method comprising:

receiving, by a wireless communication device, a parameter of a system configuration for accessing to the wireless communication network, wherein the system configuration is included in an access information database and is associated with an identifier,

receiving, by the communication device, the identifier from the wireless communication network,

receiving, by the communication device, an indication from the wireless communication network, the indication indicating whether an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined and whether the access attempt to the communication network is allowed using the parameter of the system configuration with a validity of the identifier being undetermined, and

performing, by the communication device, an access attempt to the wireless communication network, if the indication indicates whether an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined.

2. The method of claim 1 , wherein at least one of the parameters of the system configuration and the identifier is received from a first network node and the indication is received from a second network node which is different from the first network node.

3. The method of claim 1 , wherein the indication is embodied as an explicit indication, preferably as a bit, a multibit and/or a bitmap.

4. The method of claim 1 , wherein the indication is embodied as an implicit indication, for example derivable from a scrambling sequence.

5. The method of claim 1 , wherein said parameter of a system configuration is received before an inactive phase of the wireless communication device.

6. The method of claim 1 , wherein the indication is received after an inactive phase of the wireless communication device.

7. The method of claim 1 , the method further comprising:

starting a timer, by the wireless communication device, the system configuration being valid during run-time of the timer, wherein the step of performing the access attempt is performed, if the indication indicates whether an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined and the timer being not expired.

8. The method of claim 1 further comprising the step of:

receiving, by the wireless communication device, another parameter of a system configuration for accessing the wireless communication network, if the indication indicates that an access attempt to the wireless communication network is not allowed using the parameter of the system configuration with a validity of the system configuration being undetermined, the wireless communication device performing an access attempt to the wireless communication network using said another parameter.

9. A non-transitory computer-readable medium comprising, stored thereupon, a computer program product comprising program code to be executed by a processor of a wireless communication device, the program code comprising instructions for causing the processor of the wireless device to carry out the method of claim 1 .

10. A method for controlling access to a wireless communication network, the method comprising:

sending, by a network node of the wireless communication network to a wireless communication device an identifier associated with system configuration included in an access information database,

sending, by the network node of the wireless communication network, to a wireless communication device an indication, indicating to a wireless communication device whether an access attempt to the network is allowed using a parameter of a system configuration present in the wireless communication device with a validity of the system configuration being undetermined and whether the access attempt to the configuration network is allowed using the parameter of the system configuration with a validity of the identifier being undetermined.

11. The method of claim 10 , further comprising at least one of:

prior to sending the indication, sending, by the network node, to the wireless communication device a parameter of the system configuration for accessing the wireless communication network, and

prior to sending the indication, sending, by the network node, to the wireless communication device an identifier for the system configuration.

12. The method of claim 10 , wherein the indication and/or the parameter of the system configuration is sent via one of broadcast and multicast.

13. A wireless communication device, the wireless communication device comprising:

radio interface circuitry; and

processing circuitry operatively coupled to the radio interface circuitry and configured to:

receive a parameter of a system configuration for accessing a wireless communication network, via the radio interface circuitry;

the system configuration being included in an access information database and associated with an identifier, to receive the identifier from the wireless communication network,

to receive an indication from the wireless communication network, via the radio interface circuitry, the indication indicating whether an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined and whether the access attempt to the communication network is allowed using the parameter of the system configuration with a validity of the identifier being undetermined; and

perform an access attempt to the wireless communication network, using the radio interface circuitry, if the indication indicates that an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined.

14. A network node of a wireless communication network, said network node comprising:

radio interface circuitry; and processing circuitry operatively coupled to the radio interface circuitry and configured to:

send to the wireless communication device an indication, an identifier associated with system configuration included in an access information database, and

send to the wireless communication device an indication, the indication indicating to a wireless communication device whether an access attempt to the network node is allowed using a parameter of a system configuration present in the wireless communication device with a validity of the system configuration being undetermined and whether the access attempt to the communication network is allowed using the parameter of the system configuration with a validity of the identifier being undetermined.

15. A communication system comprising the network node of claim 14 , and further comprising a wireless communication device, the wireless communication device comprising:

radio interface circuitry; and processing circuitry operatively coupled to the radio interface circuitry and configured to:

receive a parameter of a system configuration for accessing a wireless communication network, via the radio interface circuitry;

the system configuration being included in an access information database and associated with an identifier, to receive the identifier from the wireless communication network,

receive an indication from the wireless communication network, via the radio interface circuitry, the indication indicating whether an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined and whether the access attempt to the communication network is allowed using the parameter of the system configuration with a validity of the identifier being undetermined; and

perform an access attempt to the wireless communication network, using the radio interface circuitry, if the indication indicates that an access attempt to the wireless communication network is allowed using the parameter of the system configuration with a validity of the system configuration being undetermined.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 2, 2018
From: DA SILVA, ICARO L. J.; ERIKSSON, ERIK; FRENGER, PÅL; MILDH, GUNNAR; PALENIUS, TORGNY; PRADAS, JOSE LUIS; RUNE, JOHAN
To: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Reel/Frame 045092/0970 →
Continuity (1)
Related Publication 20180279203A1 · Sep 27, 2018