RECEPTION APPARATUS, RECEPTION METHOD, TRANSMISSION APPARATUS, TRANSMISSION METHOD, PROGRAM, AND BROADCASTING SYSTEM

• US 20120072965A1
• Filed: 05/13/2011
• Published: 03/22/2012
• Est. Priority Date: 09/21/2010
• Status: Active Grant

• Current Assignee: Saturn Licensing LLC (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: DEWA, Yoshiharu
• Granted Patent: US 9,986,270 B2
• Time in Patent Office: Days
• US Class Current: 725/132
• CPC Class Codes: H04H 20/93 which locates resources of other pieces of information, e.g. URL [Uniform Resource Locator]
• CPC Class Codes: H04H 2201/40 characterised in that additional data relating to the broadcast data are available via a different channel than the broadcast channel
• CPC Class Codes: H04N 21/23614 Multiplexing of additional data and video streams arrangements for simultaneous broadcast of plural pieces of information H04H20/28
• CPC Class Codes: H04N 21/242 Synchronization processes, e.g. processing of PCR [Program Clock References] arrangements for synchronising broadcast or distribution via plural systems in broadcast distribution systems H04H20/18
• CPC Class Codes: H04N 21/43072 of multiple content streams on the same device
• CPC Class Codes: H04N 21/4348 Demultiplexing of additional data and video streams
• CPC Class Codes: H04N 21/8173 End-user applications, e.g. Web browser, game
• CPC Class Codes: H04N 21/8547 involving timestamps for synchronizing content

Abstract

Disclosed herein is a reception apparatus for receiving AV content, including: a receiver configured to trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of the AV content; a holder configured to hold the application program; and a controller configured to control a state of a first application program depending on whether first trigger information for specifying processing associated with the first application program held in the holder as a subject of control has been received in synchronization with a predetermined reception timing.

Claims

1. A reception apparatus for receiving AV content, comprising:

reception means for receiving trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of said AV content;

holding means for holding said application program; and

control means for controlling a state of a first application program depending on whether first trigger information for specifying processing associated with said first application program held in said holding means as a subject of control has been received in synchronization with a predetermined reception timing,

AV standing for Audio/Video.

2. The reception apparatus according to claim 1, wherein said control means deletes said first application program from said holding means when said first trigger information has transitioned from a state in which said first trigger information is received in synchronization with said reception timing to a state in which said first trigger information is not received in synchronization with said reception timing.

3. The reception apparatus according to claim 2, wherein said control means terminates said active first application program and deletes said terminated first application program from said holding means when said first trigger information has transitioned from a state in which said first trigger information is received in synchronization with said reception timing to a state in which said first trigger information is not received in synchronization with said reception timing.

4. The reception apparatus according to claim 1, wherein said control means controls a state of said first application program depending on whether said first trigger information is received within a reception period of time based on said reception timing in synchronization with said reception timing.

5. The reception apparatus according to claim 1, wherein, if said first trigger information is received in synchronization with said reception timing, said control means, if the same first trigger information as said first trigger information received in synchronization with said reception timing of the last time has been received, controls one of operations that the active state of said active first application program is maintained and the holding state of said first application program held in said holding means is maintained;

if said first trigger information including a trigger type different from a trigger type included in said first trigger information received in synchronization with said reception timing of the last time is received, said control means controls one of operations on the basis of the trigger type included in said received said first trigger information that said first application program is launched, an event in said active first application program is fired, and said active first application program is terminated.

6. The reception apparatus according to claim 1, wherein, if said first application program is not held in said holding means, said control means holds said first application program in said holding means on the basis of a trigger type included in said first trigger information when said first trigger information is received.

7. A reception method for a reception apparatus for receiving AV content, comprising the steps of:

receiving, by said reception apparatus, trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of said AV content;

holding, by said reception apparatus, said application program; and

controlling, by said reception apparatus, a state of a first application program depending on whether first trigger information for specifying processing associated with said first application program held in the holding step as a subject of control has been received in synchronization with a predetermined reception timing,

AV standing for Audio/Video.

8. A program for controlling a reception apparatus for receiving AV content, said program causing a computer of said reception apparatus to execute processing comprising the steps of:

receiving trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of said AV content;

holding said application program; and

controlling a state of a first application program depending on whether first trigger information for specifying processing associated with said first application program held in the holding step as a subject of control has been received in synchronization with a predetermined reception timing,

AV standing for Audio/Video.

9. A transmission apparatus for transmitting AV content, comprising:

transmission means for transmitting trigger information for controlling processing associated with an application program to be executed on a reception apparatus in conjugation with a progress of said AV content, the transmission being executed in synchronization with a transmission timing corresponding to a reception timing predetermined by said reception apparatus,

AV standing for Audio/Video.

10. The transmission apparatus according to claim 9, wherein said transmission means transmits said trigger information in synchronization with said transmission timing with which said trigger information is received by said reception apparatus within a reception period of time based on said reception timing.

11. The transmission apparatus according to claim 10, wherein said transmission means transmits a plurality of said trigger information in synchronization with said transmission timing with which at least one of the plurality of said trigger information is received by said reception apparatus within said reception period of time.

12. A transmission method for a transmission apparatus for transmitting AV content, comprising the step of:

transmitting trigger information for controlling processing associated with an application program to be executed on a reception apparatus in conjugation with a progress of said AV content, the transmission being executed in synchronization with a transmission timing corresponding to a reception timing predetermined by said reception apparatus,

AV standing for Audio/Video.

13. A program for controlling a transmission apparatus for transmitting AV content, said program causing a computer of said transmission apparatus to execute processing comprising the step of:

transmitting trigger information for controlling processing associated with an application program to be executed on a reception apparatus in conjugation with a progress of said AV content, the transmission being executed in synchronization with a transmission timing corresponding to a reception timing predetermined by said reception apparatus,

AV standing for Audio/Video.

14. A broadcasting system comprising:

a transmission apparatus for transmitting AV content, and

a reception apparatus for receiving said transmitted AV content;

wherein said transmission apparatus has

transmission means for transmitting trigger information for controlling processing associated with an application program to be executed on a reception apparatus in conjugation with a progress of said AV content, the transmission being executed in synchronization with a transmission timing corresponding to a reception timing predetermined by said reception apparatus; and

said reception apparatus has

reception means for receiving trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of said AV content,

holding means for holding said application program, and

control means for controlling a state of a first application program depending on whether first trigger information for specifying processing associated with said first application program held in said holding means as a subject of control has been received in synchronization with a predetermined reception timing,

AV standing for Audio/Video.

15. A reception apparatus for receiving AV content, comprising:

a receiver configured to trigger information for controlling processing associated with an application program to be executed in conjugation with a progress of said AV content;

a holder configured to hold said application program; and

a controller configured to control a state of a first application program depending on whether first trigger information for specifying processing associated with said first application program held in said holder as a subject of control has been received in synchronization with a predetermined reception timing,

AV standing for Audio/Video.

16. A transmission apparatus for transmitting AV content, comprising:

a transmitter configured to transmit trigger information for controlling processing associated with an application program to be executed on a reception apparatus in conjugation with a progress of said AV content, the transmission being executed in synchronization with a transmission timing corresponding to a reception timing predetermined by said reception apparatus,

AV standing for Audio/Video.