US7349695B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multimode roaming mobile devices
Assignee: Nokia Technologies Oy
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Filing: 2004-10-14
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Granted: 2008-03-25
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Expires: 2024-10-14
Abstract
Abstract A mobile device for roaming between wireless communications networks in different geographical regions is provided. The mobile device includes an interface configured to transmit and receive signals over a wireless channel according to a communication mode using one of a plurality of access technologies. The device also includes a store holding a preferred roaming list having a common block holding data common to the plurality of access technologies, and a set of access technology-specific blocks each holding channel acquisition data specific to one of the plurality of access technologies for setting up the communication mode.
Inventors
- 👤 Paul Oommen
- 👤 Yichyun Mitch Tseng
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:03
CPC Classifications
H; H04; H04W; H04W48/00; H04W48/18; H04W8/00; H04W8/18; H04W8/183; H04W88/00; H04W88/02; H04W88/06
Claims Analysis
Total Claims: 32
Claim 1
Independent Claim
93 words
A mobile device comprising: an interface configured to transmit and receive signals over a wireless channel according to a communication mode using one of a plurality of access technologies; and a store configured to hold a preferred roaming list having a common block holding data common to said plurality of access technologies, and a set of access technology-specific blocks each block configured to hold channel acquisition data specific to only one of the plurality of access technologies, wherein the mobile device is configured to roam between wireless communications networks in different geographical regions.
Claim 2
Dependent Claim
93 words
A mobile device comprising: an interface configured to transmit and receive signals over a wireless channel according to a communication mode using one of a plurality of access technologies; and a store configured to hold a preferred roaming list having a common block holding data common to said plurality of access technologies, and a set of access technology-specific blocks each block configured to hold channel acquisition data specific to only one of the plurality of access technologies, wherein the mobile device is configured to roam between wireless communications networks in different geographical regions.
Claim 3
Dependent Claim
25 words
The mobile device according to claim 1 , wherein said common data comprises access level information indicating preferred access technologies associated with different geographical regions.
Claim 4
Dependent Claim
52 words
The mobile device according to claim 2 , comprising a comparator configured to compare network parameters received in broadcast messages from the wireless communication networks in the region where the mobile device is located with the access level information to select one of said plurality of access technologies for said communication mode.
Claim 5
Dependent Claim
27 words
The mobile device according to claim 1 , wherein the common block has a set of pointers identifying respective ones of the set of access technology-specific blocks.
Claim 6
Dependent Claim
14 words
The mobile device according to claim 1 , wherein the store comprises a memory.
Claim 7
Dependent Claim
17 words
The mobile device according to claim 1 , wherein the store comprises a removable user identity module.
Claim 8
Dependent Claim
16 words
The mobile device according to claim 1 , wherein the store comprises a subscriber identity module.
Claim 9
Dependent Claim
29 words
The mobile device according to claim 1 , wherein the common data comprises parameters relating to accessing a management station for a region where the mobile device is located.
Claim 10
Dependent Claim
15 words
The mobile device according to claim 1 , wherein the common data comprises security parameters.
Claim 11
Dependent Claim
30 words
The mobile device according to claim 1 , wherein the common data comprises a common identity parameter capable of identifying the mobile device in each of the wireless communications networks.
Claim 12
Dependent Claim
25 words
The mobile device according to claim 1 , wherein the common block and access technology-specific blocks are stored in the form of a hierarchical tree.
Claim 13
Independent Claim
120 words
A method comprising: managing a preferred roaming list of a mobile device capable of transmitting and receiving signals using each of a plurality of access technologies; transmitting a notification message from a mobile device to a management server, said notification message including parameters identifying the device and an access technology of a current communication mode; and transmitting an update message from the management server to the mobile device according to said communication mode, for performing an update to only one access technology-specific blocks of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks, each holding channel acquisition data specific to one of the plurality of access technologies.
Claim 14
Independent Claim
120 words
A method comprising: managing a preferred roaming list of a mobile device capable of transmitting and receiving signals using each of a plurality of access technologies; transmitting a notification message from a mobile device to a management server, said notification message including parameters identifying the device and an access technology of a current communication mode; and transmitting an update message from the management server to the mobile device according to said communication mode, for performing an update to only one access technology-specific blocks of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks, each holding channel acquisition data specific to one of the plurality of access technologies.
Claim 15
Dependent Claim
31 words
The method according to claim 12 , further comprising: configuring the update to the at least one access technology-specific block to relate to the access technology of the current communication mode.
Claim 16
Dependent Claim
39 words
The method according to claim 12 , further comprising: configuring the update to the at least one access technology-specific block to relate to an access technology other than the one which is being used for the current communication mode.
Claim 17
Dependent Claim
32 words
The method according to claim 12 , wherein the transmitting the notification message and the transmitting the update message comprise transmitting said notification message and said update message over a wireless interface.
Claim 18
Dependent Claim
22 words
The method according to claim 12 , further comprising: retrieving the preferred roaming list from the mobile device over a wireless interface.
Claim 19
Dependent Claim
28 words
The method according to claim 16 , further comprising: storing the preferred roaming list retrieved from the mobile device at a network location associated with the management server.
Claim 20
Dependent Claim
27 words
The method according to claim 17 , further comprising: transmitting the preferred roaming list from the management server to a remote management server in a different network.
Claim 21
Dependent Claim
27 words
The method according to claim 18 , further comprising: transmitting the preferred roaming list from the remote management server to the mobile device in said different network.
Claim 22
Dependent Claim
34 words
The method according to claim 16 , further comprising: configuring the retrieving the preferred roaming list from the mobile device over the wireless interface to be based on algorithms of tree encoding and compression.
Claim 23
Dependent Claim
28 words
The method according to claim 12 , further comprising: implementing the transmitting of the notification message and the update message according to open mobile alliance device management protocol.
Claim 24
Dependent Claim
28 words
The method according to claim 12 , further comprising: configuring the transmitting of the notification message and the update message to be based on internet protocol over-the-air-HCM protocol.
Claim 25
Dependent Claim
29 words
The method according to claim 12 , further comprising: configuring the transmitting of the notification message and the update message to be based on over-the-air service provisioning/parameter administration protocol.
Claim 26
Dependent Claim
27 words
The method according to claim 12 , further comprising: configuring the transmitting of the notification message and the update message to be based on air interface messaging.
Claim 27
Dependent Claim
105 words
A computer program product comprising a code sequence which, when executed by a processor on a mobile device, performs the following: transmitting a notification message from the mobile device to a management server in a network, said notification message including parameters identifying the mobile device and an access technology of a current communication mode; and receiving an update message from the management server and performing an update to only one access technology-specific blocks of a preferred roaming list, the access technology-specific block being one of a set of access technology-specific blocks each holding channel acquisition data specific to one of a plurality of access technologies.
Claim 28
Dependent Claim
105 words
A computer program product comprising a code sequence which, when executed by a processor on a mobile device, performs the following: transmitting a notification message from the mobile device to a management server in a network, said notification message including parameters identifying the mobile device and an access technology of a current communication mode; and receiving an update message from the management server and performing an update to only one access technology-specific blocks of a preferred roaming list, the access technology-specific block being one of a set of access technology-specific blocks each holding channel acquisition data specific to one of a plurality of access technologies.
Claim 29
Dependent Claim
93 words
A communications system comprising a management server, the management server comprising: means for receiving a notification message from a mobile device, said notification message including parameters identifying the mobile device and an access technology of a current communication mode; and means for transmitting an update message for performing an update to only one access technology-specific blocks of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks each holding channel acquisition data specific to one of a plurality of access technologies.
Claim 30
Dependent Claim
93 words
A communications system comprising a management server, the management server comprising: means for receiving a notification message from a mobile device, said notification message including parameters identifying the mobile device and an access technology of a current communication mode; and means for transmitting an update message for performing an update to only one access technology-specific blocks of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks each holding channel acquisition data specific to one of a plurality of access technologies.
Claim 31
Dependent Claim
111 words
A mobile device configured to transmit and receive signals using each of a plurality of access technologies, the mobile device comprising: means for transmitting a notification message to a management server, said notification message including parameters identifying the device and an access technology of a current communication mode; and means for receiving an update message from the management server according to said communication mode, for performing an update to only one access technology-specific block of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks, each holding channel acquisition data specific to one of the plurality of access technologies.
Claim 32
Dependent Claim
111 words
A mobile device configured to transmit and receive signals using each of a plurality of access technologies, the mobile device comprising: means for transmitting a notification message to a management server, said notification message including parameters identifying the device and an access technology of a current communication mode; and means for receiving an update message from the management server according to said communication mode, for performing an update to only one access technology-specific block of a preferred roaming list stored at the mobile device, the access technology-specific block being one of a set of access technology-specific blocks, each holding channel acquisition data specific to one of the plurality of access technologies.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2011-03-25 | 2011-09-24 | 2012-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2015-03-25 | 2015-09-24 | 2016-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2019-03-25 | 2019-09-24 | 2020-03-25 | $7700.00 | Window Closed / Lapsed |