IP Library Granted Patent US 8,068,418
Granted Patent B2
US 8,068,418 · App. 12/075,724 · Granted Nov 29, 2011

Information processing apparatus

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Quick Facts
Patent No.
US 8,068,418
App. No.
12/075,724
Granted
Nov 29, 2011
Kind
B2
Abstract

According to an aspect of the invention, there is provided an information processing apparatus including a dividing unit configured to divide coded audio data in unit of frame when the audio data is transmitted to an external device; a generating unit configured to generate packets to be transmitted to the external device based on the divided coded audio data; a transmitting unit configured to store the generated packets and transmit the stored packets to the external device; an acquiring unit configured to acquire, from the external device, parameter information supported by the external device; a determining unit configured to determine, by comparing acquired parameter information and designated parameter information, whether the transmission of the coded audio data is acceptable, and determine whether the parameter information designated by the external device includes protection information.

Claims (28)

1. Information processing apparatus comprising:

a dividing unit configured to divide coded audio data in unit of frame when the audio data is transmitted to an external device via wireless communication;

a generating unit configured to generate packets to be transmitted to the external device based on the divided coded audio data;

a transmitting unit configured to store the generated packets and transmit the stored packets to the external device;

an acquiring unit configured to acquire, from the external device, parameter information supported by the external device;

a determining unit configured to determine, by comparing parameter information acquired by the acquiring unit and parameter information designated by the external device to be used for transmission of the coded audio data, whether the transmission of the coded audio data is acceptable, determine whether the parameter information designated by the external device includes protection information, and determine whether the parameter information designated by the external device matches the protection information for the audio data to be transmitted to the external device; and

a setting unit configured to transmit a denial response to the external device if the determining unit determines that the transmission of the coded audio data is not acceptable and the parameter information includes the protection information, and wherein if the determining unit determines that there is no match between the parameter information and the protection information, the setting unit performs a negotiation process from the information processing apparatus with the external device based on parameter information determined to be appropriate for the transmission of the coded audio data by the information processing apparatus.

2. The information processing apparatus according to claim 1 , wherein the setting unit does not perform the negotiation process if the parameter information does not include the protection information.

3. The information processing apparatus according to claim 1 , wherein the setting unit does not perform the negotiation process if the external device does not support a predetermined copy protection method for the coded audio data.

4. The information processing apparatus according to claim 1 , wherein the protection information regulates copy of the coded audio data.

5. Information processing apparatus comprising:

a dividing unit configured to divide coded audio data in unit of frame when the coded audio data is transmitted to an external device via wireless communication;

a generating unit configured to generate packets to be transmitted to the external device based on the divided coded audio data;

a transmitting unit configured to store the generated packets and transmit the stored packets to the external device;

an acquiring unit configured to acquire, from the external device, parameter information supported by the external device;

a setting unit configured to perform a negotiation process to obtain a parameter information, including protection information, to be used for transmitting the coded audio data to the external device and set the parameter information to be used for transmitting the coded audio data to the external device; and

a determining unit configured to determine, by comparing parameter information acquired by the acquiring unit and parameter information designated by the external device to be used for transmission of the coded audio data, whether the transmission of the coded audio data is acceptable, determine whether the parameter information designated by the external device includes protection information, and determine whether the parameter information designated by the external device matches the protection information for the audio data to be transmitted to the external device, wherein if the determining unit determines that there is no match between the parameter information and the protection information, the setting unit performs a negotiation process from the information processing apparatus with the external device based on parameter information determined to be appropriate for the transmission of the coded audio data by the information processing apparatus.

6. The information processing apparatus according to claim 5 , wherein the setting unit does not perform the negotiation process if the parameter information does not include the protection information.

7. The information processing apparatus according to claim 5 , wherein the setting unit does not perform the negotiation process if the external device does not support a predetermined copy protection method for the coded audio data.

8. The information processing apparatus according to claim 5 , wherein the protection information regulates copy of the coded audio data.

9. Information processing apparatus comprising: a dividing unit configured to divide content data in unit of frame when the content data is transmitted to an external device via wireless communication;

a generating unit configured to generate packets to be transmitted to the external device based on the divided content data;

a transmitting unit configured to store the generated packets and transmit the stored packets to the external device;

an acquiring unit configured to acquire, from the external device, parameter information supported by the external device;

a determining unit configured to determine, by comparing parameter information acquired by the acquiring unit and parameter information designated by the external device to be used for transmission of the content data, whether the transmission of the content data is acceptable, determine whether the parameter information designated by the external device includes protection information, and determine whether the parameter information designated by the external device matches the protection information for the audio data to be transmitted to the external device, wherein if the determining unit determines that there is no match between the parameter information and the protection information, the setting unit performs a negotiation process from the information processing apparatus with the external device based on parameter information determined to be appropriate for the transmission of the coded audio data by the information processing apparatus.

10. The information processing apparatus according to claim 9 , wherein the setting unit does not perform the negotiation process if the parameter information does not include the protection information.

11. The information processing apparatus according to claim 9 , wherein the setting unit does not perform the negotiation process if the external device does not support a predetermined copy protection method for the coded audio data.

12. The information processing apparatus according to claim 9 , wherein the protection information regulates copy of the coded audio data.

Assignments (4)
MERGER Recorded Feb 12, 2019
From: FUJITSU MOBILE COMMUNICATIONS LIMITED
To: FUJITSU CONNECTED TECHNOLOGIES LIMITED
Reel/Frame 048302/0419 →
CHANGE OF NAME Recorded Jan 16, 2013
From: FUJITSU TOSHIBA MOBILE COMMUNICATIONS LIMITED
To: FUJITSU MOBILE COMMUNICATIONS LIMITED
Reel/Frame 029645/0073 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 1, 2010
From: KABUSHIKI KAISHA TOSHIBA
To: FUJITSU TOSHIBA MOBILE COMMUNICATIONS LIMITED
Reel/Frame 025433/0713 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2008
From: TAMURA, TOSHIYA
To: KABUSHIKI KAISHA TOSHIBA
Reel/Frame 020698/0760 →