System and method of handset configuration between cellular and private wireless network modes

• US 8,750,924 B2
• Filed: 03/23/2012
• Issued: 06/10/2014
• Est. Priority Date: 10/07/2005
• Status: Active Grant

• Current Assignee: Malikie Innovations Limited (Key Patent Innovations Limited)
• Original Assignee: Blackberry Limited
• Inventors: Bumiller, George Baldwin, Buckley, Adrian
• Primary Examiner(s): PATEL, MAHENDRA R
• Application Number:
  US13/428,488
• Publication Number:
  US 20120178499A1
• Time in Patent Office: 809 Days
• Field of Search: 455/552, 455/552.1, 455/452.1, 455/436, 455/440, 455/443, 455/422.1, 455/432.1, 455/554.1, 370/328, 370/331, 370/338, 370/352
• US Class Current: 455/552.1
• CPC Class Codes: H04M 1/72448 with means for adapting the functionality of the device according to specific conditions
• CPC Class Codes: H04M 1/72502 with one base station connected to a single line
• CPC Class Codes: H04M 2250/06 including a wireless LAN interface

Abstract

A switchable configuration system and method for switchably configuring a handset between private wireless network and cellular modes is provided. The switchable configuration system comprises a cellular module adapted to operate the handset in a cellular mode, a private wireless network module adapted to operate the handset in a private wireless network mode, and a configuration module adapted to determine which mode to configuring the handset. The method comprises the steps of determining if private wireless network coverage is available, in response to determining that private wireless network coverage is available selecting the private wireless network mode, and in response to determining that private wireless network coverage is not available selecting the cellular mode.

Claims

1. A switchable configuration system residing in a handset for switchably configuring the handset to remove or enable a private wireless network operation, the switchable configuration system comprising:

a cellular transceiver;

a private wireless network transceiver;

a cellular control portion controlling both the cellular transceiver and the private wireless network transceiver in the cellular mode, wherein the private wireless network transceiver associates with the cellular control portion to start or restart the cellular control portion of the handset;

a private wireless network control portion controlling the private wireless network transceiver when in the private wireless network mode; and

a configuration module selecting one of the private wireless network mode and the cellular mode of the handset, the configuration module comprising means for simultaneously operating on a cellular network and on a private wireless network,

wherein the configuration module determines an availability of a private wireless network signal, selects the cellular mode if a private wireless network signal is not available, and selects the private wireless network mode if the private wireless network signal is available.

2. The switchable configuration system as claimed in claim 1, wherein the private wireless network is an enterprise network.

3. The switchable configuration system as claimed in claim 1, wherein the configuration module comprises:

a data collection unit determining and collecting available cellular and private wireless network bands; and

a repository storing data collected by the data collection unit.

4. The switchable configuration system as claimed in claim 3, wherein the configuration logic unit configures the private wireless network transceiver to operate in a WLAN band.

5. The switchable configuration system as claimed in claim 3, wherein the private wireless technology bands are one of:

wireless local area network bands;

unlicensed network bands;

non-cellular bands; and

industrial, scientific and medical (ISM) bands.

6. The switchable configuration system as claimed in claim 1, wherein the configuration module further comprises means for placing a call on either the private wireless network or the cellular network on hold while placing, accepting or resuming a call on the other network.

7. The switchable configuration system as claimed in claim 1, wherein the configuration module further comprises means for conferencing a call on the private wireless network with a call on the cellular network.

8. A handheld wireless device configurable to remove or enable a private wireless network operation, the device comprising:

a cellular transceiver;

a private wireless network transceiver;

a cellular control portion controlling both the cellular transceiver and the private wireless network transceiver in the cellular mode, wherein the private wireless network transceiver associates with the cellular control portion of the handheld wireless device to start or restart the cellular control portion of the handset;

a private wireless network control portion controlling the private wireless network transceiver when in the private wireless network mode; and

a configuration module selecting one of the private wireless network mode and the cellular mode of the device, the configuration module comprising means for simultaneously operating on a cellular network and on a private wireless network,

wherein the configuration module determines an availability of a private wireless network signal, selects the cellular mode if a private wireless network signal is not available, and selects the private wireless network mode if the private wireless network signal is available.

9. A method of switchably configuring a handset to remove or enable a private wireless network operation, the method comprising:

in the handset, collecting available cellular and private wireless network bands, wherein the handset comprises means for simultaneously operating on a cellular network and on a private wireless network;

storing collected available cellular and private wireless network bands in a repository in the handset;

determining an availability of a private wireless network signal;

selecting a cellular mode if a private wireless network signal is not available and a private wireless network mode if the private wireless network signal is available; and

operating the handset in the selected mode of operation comprising;

in the cellular mode, controlling a cellular transceiver and a private wireless network transceiver with a cellular control portion, wherein the private wireless network transceiver associates with the cellular control portion of the handset to start or restart the cellular control portion of the handset; and

in the private wireless network mode, controlling the private wireless network transceiver with a private wireless network control portion.

10. The method as claimed in claim 9, wherein further comprising checking for location and private wireless network signal strength.

11. The method as claimed in claim 9, wherein the selecting comprises:

determining that the handset is no longer receiving a private wireless network signal;

checking for other private wireless network access points usable for private wireless network service;

in response to determining that there are no other private wireless network access points, determining if there are access points able to access a public land mobile network; and

in response to determining that there are public land mobile network access points, associating the private wireless network transceiver with the cellular control portion of the handset.

12. The method as claimed in claim 9, wherein the private wireless network is an enterprise network.

13. The method as claimed in claim 12, further comprising checking for location and enterprise signal strength.

14. The method as claimed in claim 12, wherein the private wireless network is one of:

wireless local area network;

unlicensed network; and

non-cellular network.

15. The method as claimed in claim 14, further comprising checking for wireless local area network access points that provide access to private land mobile network internetworking wireless local area network or global area network service.

16. The method as claimed in claim 14, further comprising checking for cell global identification from cellular software.

17. The method as claimed in claim 9, wherein the associating the private wireless network transceiver with the cellular control portion of the handset includes restarting the cellular control portion of the handset.

18. The method as claimed in claim 9, wherein the private wireless network transceiver associates with the cellular control portion of the handset comprises without restarting the cellular control portion of the handset.

19. The method as claimed in claim 9, wherein the handset simultaneously operates on a cellular network and on a private wireless network.

20. The method as claimed in claim 19, further comprising:

placing a call on either the private wireless network or on the cellular network on hold while placing, accepting or resuming a call on the other network.

21. The method as claimed in claim 19, further comprising:

conferencing a call on the private wireless network with a call on the cellular network.

22. A non-transitory computer-readable medium for storing instructions or statements for use in the execution in a computer of a method of switchably configuring a handset to remove or enable a private wireless network operation, the method comprising:

in the handset, collecting available cellular and private wireless network bands, wherein the handset comprises means for simultaneously operating on a cellular network and on a private wireless network;

storing collected available cellular and private wireless network bands in a repository in the handset;

determining an availability of a private wireless network signal;

selecting a cellular mode if a private wireless network signal is not available and a private wireless network mode if the private wireless network signal is available; and

operating the handset in the selected mode of operation comprising;

in the cellular mode, controlling a cellular transceiver and a private wireless network transceiver with a cellular control portion, wherein the private wireless network transceiver associates with the cellular control portion of the handset to start or restart restarting the cellular control portion of the handset; and

in the private wireless network mode, controlling the private wireless network transceiver with a private wireless network control portion.