IP Library Granted Patent US 9,258,768
Granted Patent B2
US 9,258,768 · App. 14/575,184 · Granted Feb 9, 2016

Method for using legacy Wi-Fi and Wi-Fi P2P simultaneously

Inventors: Bu-Seop Jung (Suwon-si, KR); Jung-Hun Lee (Suwon-si, KR)
Assignee: Samsung Electronics Co., Ltd.
H04W48/16H04W4/008H04W52/0241H04W52/0261H04W76/023H04W8/005H04W16/20H04W16/225H04W28/021H04W84/18H04W88/06
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Quick Facts
Patent No.
US 9,258,768
App. No.
14/575,184
Granted
Feb 9, 2016
Kind
B2
Abstract

A method for using legacy Wi-Fi and Wi-Fi Peer-to-Peer (P2P) simultaneously is provided. The method includes entering a device discovery process of Wi-Fi P2P, if use of a Wi-Fi P2P function is requested while using a legacy Wi-Fi function, acquiring a Group Owner (GO) right of Wi-Fi P2P in the device discovery process, performing a listen state over the same channel as a channel where the legacy Wi-Fi function is in use, through the acquisition of the GO right, and performing a search state over a social channel of Wi-Fi P2P, and repeating the listen state and the search state until the device discovery process is ended.

Claims (34)

1. A method comprising:

obtaining, while operating an electronic device via a first network, a Group Owner (GO) right in relation with operating the electronic device via a second network;

determining, based on the GO right, whether a request is received in relation with the second network via a channel of the first network; and

operating the electronic device via the second network while the electronic device is operable to perform a function of the first network.

2. The method of claim 1 , wherein the channel of the first network comprises a channel via which the function of the first network is performed.

3. The method of claim 1 , wherein the operating while connected to the first network comprises receiving a request to connect to the second network from a user or another electronic device.

4. The method of claim 1 , wherein the function comprises a communication function by being connected to a specific Access Point (AP).

5. The method of claim 1 , wherein the first network comprises a legacy Wi-Fi network.

6. The method of claim 1 , wherein the second network comprises a Wi-Fi P2P network providing a direct communication among Wi-Fi devices.

7. The method of claim 1 , wherein the operating the electronic device simultaneously via the first network and the second network comprises searching a device using the second network via a social channel.

8. The method of claim 1 , wherein the request comprises at least one of a P2P Information Element (IE), a Wi-Fi simple Configuration (WSC) IE and a Supplemental Registration (Supp Reg) IE.

9. The method of claim 1 , wherein the operating comprises receiving the request from a user or another electronic device.

10. The method of claim 1 , wherein the operating comprises connecting with an external device.

11. An apparatus comprising:

a communication module;

a controller operatively coupled with the communication module, the controller configured to:

obtain, while operating an electronic device via a first network, a Group owner (GO) right in relation with operating the electronic device via a second network;

determine, based on the GO right, whether a request is received in relation with the second network via a channel of the first network; and

operate the electronic device via the second network while the electronic device is operable to perform a function of the first network.

12. The apparatus of claim 11 , wherein the controller is further configured to perform wireless data communication using the first network during execution of a function of the second network.

13. The apparatus of claim 12 , wherein the controller is further configured to operate in a power saving mode.

14. The apparatus of claim 11 , wherein the controller is further configured to enter a device discovery process of the second network, when a function using the second network is requested.

15. The apparatus of claim 11 , wherein the controller is further configured to:

enable an Autonomous GO mode.

16. The apparatus of claim 11 , wherein the controller is further configured to acquire the right over the same channel as a channel where the first network is in use.

17. The apparatus of claim 16 , wherein the controller is further configured to move to Autonomous GO mode to receive a connection request from an external device, based on the right.

18. The apparatus of claim 11 , wherein the controller is further configured to enter a sleep mode when there is no data traffic in at least one of the first network or the second network.

19. The apparatus of claim 11 , wherein the controller is further configured to perform a channel scanning process.

20. A method comprising:

determining, while an electronic device is operating in a first network mode, whether to operate the electronic device in a second network mode;

obtaining a Group Owner (GO) right in relation with the second network mode; and

performing a function of the second network mode via a same channel as a channel used for the first network mode.

21. The method of claim 20 , wherein the first network mode comprises a legacy Wi-Fi network mode.

22. The method of claim 20 , wherein the second network mode comprises a Wi-Fi P2P network mode providing a direct communication among Wi-Fi devices.

Priority Claims (1)
KR 10-2011-0092509 · Sep 14, 2011 · national
Continuity (2)
Continuation 13606667 · Sep 7, 2012
Related Publication 20150105023A1 · Apr 16, 2015