Method of and apparatus for providing and receiving video service in digital audio broadcasting
AssigneeSamsung Electronics Co., Ltd.
InventorJeong-hoon Park
Life of this patent
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Abstract
Methods and apparatuses for providing and receiving a video service in digital audio broadcasting (DAB) are provided. The method includes inserting a profile ID (identifier) indicating an encoding method used for a provided video service stream and program type information indicating the type of the provided video service stream into a fast information channel (FIC) that is different from a service data channel and multiplexing service data channel including the video service stream and the FIC into a transmission frame for transmission.
Claims42
A method of providing a video service in digital audio broadcasting (DAB), the method comprising:
- inserting a profile identifier (ID) that specifies an encoding method used to encode a provided video service stream and program type information that indicates a type of the provided video service stream into a fast information channel (FIC) that is different from a service data channel comprising the video service stream;
- and
- multiplexing the service data channel and the FIC into a transmission frame for transmission,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A method of receiving a video service in digital audio broadcasting (DAB), the method comprising:
- receiving a DAB transmission frame and analyzing an encoding method and a program type of a received encoded video service stream based on a profile identifier (ID) and program type information included in a fast information channel (FIC) of the DAB transmission frame that is received;
- and
- decoding the encoded video service stream included in a service data channel that is different from the FIC according to the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
An apparatus for processing a video service in digital audio broadcasting (DAB), the apparatus comprising:
- an analyzing unit that receives a DAB transmission frame and analyzes an encoding method and a program type of a received encoded video service stream based on a profile identifier (ID) and program type information included in a fast information channel (FIC) of the DAB transmission frame that is received;
- and
- a video service decoder driving unit driving a decoder that decodes the encoded video service stream included in a service data channel that is different from the FIC according to the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A transmitter for providing a video service in digital audio broadcasting (DAB), the transmitter comprising:
- an encoder that encodes the video service as a provided video service stream in a service data channel according to an encoding method;
- and
- a fast information channel (FIC) processing unit which generates a profile identifier (ID) that specifies the encoding method used to encode the provided video service stream and program type information that specifies a type of the provided video service stream in an FIC,
- wherein the service data channel is different from the FIC and comprises the provided video service stream, which is encoded according to the encoding method that is specified by the profile ID,
- wherein the transmitter transmits the service data channel that comprises the video service stream and the FIC that comprises the profile ID and the program type information in a transmission data frame,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A method of providing a video service in digital audio broadcasting (DAB), the method comprising:
- inserting information that specifies a main component of a provided video service stream into a predetermined channel that is different from a service data channel that comprises the video service stream;
- and
- multiplexing the service data channel and the predetermined channel into a transmission frame for transmission,
- wherein the predetermined channel is a fast information channel (FIC), and a profile identifier (ID) that specifies an encoding method used for the video service stream is included in the FIC of the DAB transmission frame,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A method of receiving a video service in digital audio broadcasting (DAB), the method comprising:
- receiving a DAB transmission frame, and analyzing information that specifies a main component of a provided video service stream and a profile identifier (ID) that specifies an encoding method used for the video service stream, included in a predetermined channel of the DAB transmission frame that is received, which is different from a service data channel;
- and
- selectively decoding streams included in the video service stream based on the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
An apparatus for processing a video service in digital audio broadcasting (DAB), the apparatus comprising:
- an analyzing unit that receives a DAB transmission frame and analyzes information that indicates a main component of a provided video service stream and a profile identifier (ID) that specifies an encoding method used for the video service stream included in a predetermined channel of the DAB transmission frame that is received, which is different from a service data channel;
- and
- a video service decoder driving unit driving a decoder that selectively decodes streams included in the video service stream according to the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A transmitter for providing a video service in digital audio broadcasting (DAB), the transmitter comprising:
- a fast information channel (FIC) processing unit that generates information that specifies a main component of a provided video service stream in an FIC;
- and
- a service data channel processing unit that processes the provided video service stream in a service data channel,
- wherein the transmitter transmits the service data channel that comprises the video service stream and the FIC that comprises the profile ID that specifies an encoding method used for the video service stream and the program type information in a transmission data frame,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A non-transitory computer-readable recording medium having recorded thereon a program for executing a method of providing a video service in digital audio broadcasting (DAB), the method comprising:
- inserting a profile identifier (ID) that specifies an encoding method used to encode a provided video service stream and program type information that indicates a type of the provided video service stream into a fast information channel (FIC) that is different from a service data channel comprising the video service stream;
- and
- multiplexing the service data channel and the FIC into a transmission frame for transmission,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A non-transitory computer-readable recording medium having recorded thereon a program for executing a method of receiving a video service in digital audio broadcasting (DAB), the method comprising:
- receiving a DAB transmission frame and analyzing an encoding method and a program type of a received encoded video service stream based on a profile identifier (ID) and program type information included in a fast information channel (FIC) of the DAB transmission frame that is received;
- and
- decoding the encoded video service stream included in a service data channel that is different from the FIC according to the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A non-transitory computer-readable recording medium having recorded thereon a program for executing a method of providing a video service in digital audio broadcasting (DAB), the method comprising:
- inserting information that specifies a main component of a provided video service stream into a predetermined channel that is different from a service data channel that comprises the video service stream;
- and
- multiplexing the service data channel and the predetermined channel into a transmission frame for transmission,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
A non-transitory computer-readable recording medium having recorded thereon a program for executing a method of receiving a video service in digital audio broadcasting (DAB), the method comprising:
- receiving a DAB transmission frame, and analyzing information that specifies a main component of a provided video service stream, included in a predetermined channel of the DAB transmission frame that is received, which is different from a service data channel;
- and
- selectively decoding streams included in the video service stream based on the encoding method and the program type that are analyzed,
- wherein the encoding method is used to compress at least one of video and audio data in the provided video service stream.
Dependencies are inferred from the claim text.