Abstract: The present technology relates to a reception apparatus, a reception method, a transmission apparatus, and a transmission method that make it possible to provide a broadcasting service by using MPEG-DASH. Provided is a reception apparatus including a control unit that performs, on the basis of a relationship among a plurality of elements which is prescribed in advance in an MPD conforming to a standard of MPEG-DASH which is transmitted via a broadcast wave or a communication network of digital broadcasting, and a first element for grouping of target elements in a specific layer in which selection or structuring of a component having a structure including a plurality of layers for the selection and the structuring is performed, at least one of the selection and the structuring of the component, and controls reproduction of a content constituted of one or more components. The present technology can be applied to a television receiver, for example.

Abstract: This receiving apparatus includes a broadcast reception unit configured to receive a broadcasting signal including a broadcast program and tag information, the broadcast program including at least one scene, the tag information including information that is transmitted temporally corresponding to each of at least one scene of the broadcast program and is necessary for acquiring related information related to the broadcast program; an application controller configured to acquire an application that uses the related information and an application information table in which at least identification information for identifying the tag information including information for controlling an operation of the application and information for identifying the related information used by the application is described, and to control the operation of the application based on the application information table; a tag information processing unit configured to acquire the tag information based on the identification information de

Abstract: [Object] The present technology relates to a reception apparatus, a reception method, a transmission apparatus, and a transmission method capable of limiting use of broadcast resources by a predetermined application. [Solving Means] There is provided a reception apparatus including: a control information obtaining unit that obtains first control information for controlling an operation of a first application, the first application being capable of requesting use of a broadcast resource transmitted via a digital broadcasting signal; and an application controller that controls, when the first application requests use of the broadcast resource, the use of the broadcast resource by the first application on the basis of the first control information.

Abstract: Disclosed is a reception device configured to acquire second metadata including a flag, the flag indicating whether or not there is a component stream transmitted from a server via the Internet for a service. The reception device is also configured to acquire first metadata based on the second metadata, the first metadata including information related to a component stream for the service transmitted in a broadcast signal using an Internet Protocol (IP) transmission scheme. Finally, the reception device is configured to access the component stream transmitted in the broadcast signal based on the first metadata, and control reproduction of the component stream transmitted in the broadcast signal.

Abstract: A time information generating unit generates absolute time information synchronized with absolute time information acquired from an external source. The time information generating unit generates time information by shifting, to shifted time, occurrence time of a leap second that can be represented by the absolute time information acquired from the external source. A transmission unit transmits a signal including transmission media and the absolute time information generated by the time information generating unit. Thereby, influence on a reception side by occurrence of a leap second is suppressed.

Abstract: There is provided a receiving apparatus including circuitry that is configured to receive a broadcasting stream including digital data according to an IP (Internet Protocol) having a protocol stack of layers. The circuitry is configured to use a first key acquired based on a first control signal at a first layer to decode a second key included in a second control signal transferred at a second layer, and decrypt an encoded component that corresponds to a particular broadcasting service which is included in a stream obtained through the broadcasting stream, the second layer being a higher layer than the first layer in the protocol stack.

Abstract: A receiving apparatus includes circuitry configured to receive a digital broadcast signal which uses an internet protocol (IP) transfer method. Based on control information included in the digital broadcast signal, the circuitry acquires at least one of a broadcast component or a communication component, and controls an operation of each section which performs a predetermined process relating to the acquired at least one component. The broadcast component and the communication component are associated with a component hierarchy including a first hierarchy level, a second hierarchy level, and a third hierarchy level for each component category.

Abstract: A reception apparatus is provided. The reception apparatus includes circuitry configured to receive a first trigger associated with a first application to be executed by the reception apparatus. The circuitry is configured to execute the first application associated with the first trigger. A target of the first trigger is the reception apparatus. Further, the circuitry is configured to send a second trigger associated with a second application to the external device. A target of the second trigger is the external device.

Abstract: To provide more advanced emergency notification service. An emergency notification control unit controls operations of respective units corresponding to an emergency notification service based on an emergency notification control signal transmitted through a broadcast wave of digital broadcasting using an IP transmission scheme, and thus a more advanced emergency notification service can be provided in digital broadcasting using an IP transmission scheme. The present technology can be applied to, for example, a broadcasting system including a transmitter and a receiver.

Abstract: The present invention relates to a contents reception device and method, a contents transmission device and method, a program, and a recording medium, whereby a Push-type NRT service can be realized. “Ch. 4” is taken as a broadcasting channel for normal broadcasting, and “Ch. 5” and “Ch. 6” are taken as broadcasting channels for NRT. The broadcasting channel “Ch. 5” is multiplexed on logical channels “VC5-1”, “VC5-2”, and “VC5-3”. The logical channel “VC5-1” is assigned to a single Push-type NRT broadcasting service, and “VC5-2” is assigned to a Pull-type NRT broadcast. The logical channel “VC5-3” is assigned to another Push-type NRT broadcasting service. Three FLUTE sessions are provided to “VC5-2”.

Abstract: [Object] To support transfer of an application to an external device in an apparatus that performs a control of the application using an AIT. [Solving Means] An application destination descriptor (Application_destination_discriptor) for specifying a corresponding device of an application is newly provided as an application descriptor of an AIT. An information processing apparatus determines based on this application destination descriptor whether or not the application is an application for its own device or an application for an external device. If the application is the application for the external device, the information processing apparatus transfers the application to the external device to start it.

Abstract: Clock synchronization and presentation synchronization are appropriately achieved in the case where transmission is performed by carrying, on a broadcast signal, a transmission media packet obtained by fragmenting transmission media such as video and audio. A clock of 27 MHz synchronized with time information acquired from a time information server is generated. Time information including frequency information of the clock of 27 MHz and synchronized with the time information acquired from the time information server is generated. A transmission medium is encoded. The encoded transmission medium is fragmented in a predetermined unit, and a transmission media packet including each fragment is generated. A stream that includes, on time division basis, the transmission media packet, a packet including the time information, and a packet having a control signal is carried on a broadcast wave and transmitted.

Abstract: A content providing apparatus for providing a content to a content receiving apparatus. The content providing apparatus includes: a content-information providing mechanism providing content information necessary for specifying a content to be downloaded to the content receiving apparatus; a control-information providing mechanism providing download control information necessary for downloading the content and corresponding to the content specified on the basis of the content information to the content receiving apparatus; a delivery mechanism delivering a broadcast-based content using a broadcasting signal in accordance with a predetermined broadcasting schedule; and a content providing mechanism providing a communication-based content through a network in response to a request from the content receiving apparatus on the basis of the download control information.

Abstract: Disclosed herein is a receiving apparatus, a receiving method, and a program which are configured to provide application programs to be executed in response to AV content. The receiving apparatus includes: a receiving block; a trigger acquisition block; an application acquisition block; and a control block. The control block acquires trigger information and, on the basis of a command obtained from the acquired trigger information, acquires a data broadcast application from an application server on the Internet or a data broadcast application transmitted as NRT content of an NRT service using a FLUTE session by referencing an FDT identified by an SMT and an NRT-IT. In accordance with a command obtained from the acquired trigger information, the control block controls an operation of the acquired application program. The present technology is applicable to television receivers configured to receive digital television broadcast signals.

Abstract: This technique relates to a receiving device, a receiving method, a providing device, a providing method, programs, and a broadcasting system that can control operations of external devices connected to the receiving device in synchronization with progress of a show being received. When the application control type in an application control descriptor is 2, the receiving device receives command information contained in a digital broadcast signal, and acquires and starts a new information service application and the like in accordance with the received command information. When an external device is designated as the command destination device, the receiving device generates a command for the external device, and outputs the command to the external device. In accordance with the command from the receiving device, the external device acquires and starts the new information service application and the like.

Abstract: There is provided a receiving apparatus including circuitry that is configured to receive a broadcasting wave that transfers digital data according to an IP (Internet Protocol) having a protocol stack of layers, wherein the circuitry is further configured to implement a first decoder that uses a first key transferred in a first control signal at a first layer to decode a second key acquired in a second control signal transferred at a second layer, the second layer being a higher layer than the first layer in the protocol stack, and a second decoder that uses the decoded second key to decode an encoded component that configures a particular broadcasting service which is included in a stream obtained through the broadcasting wave.

Abstract: The present technology relates to a receiving device, a receiving method, a transmitting device, and a transmitting method capable of handling various operation modes with high flexibility. Various operation modes in digital broadcasting using an IP transmission method can be handled with high flexibility by use of a service package unit which processes one or a plurality of components constituting a particular service of a plurality of services included in a broadcasting wave of the digital broadcasting using an IP transmission method, and a control signal transmitted by FLUTE session or UDP, in such a manner that the component or components and the first control signal are processed in units of service based on an IP address contained in each packet. The present technology is applicable to a television receiver, for example.

Abstract: The present technology relates to a reception device, a reception method, a transmission device, and a transmission method in which a convergence service of broadcasting and communication can be realized more effectively. A FLUTE processing unit is configured to acquire one or more components constituting a specific service of a plurality of services included in broadcast waves of digital broadcasting using an IP transfer system, in accordance with a first control signal including information indicating types and a transfer system of the one or more components constituting the specific service such that the convergence service of broadcasting and communication can be realized more effectively. The present technology is applicable to, for example, a television receiver.

Abstract: A receiving device is provided that includes circuitry configured to receive audio video content and extract a feature from either one or both of a video signal and an audio signal of the received audio video content. The circuitry is configured to send the extracted feature to a feature identification server and receive, from the feature identification server, a response including location information and time position information. The circuitry is configured to generate a request based on the location information and the time position information, and send the request to a server associated with the location information. Further, the circuitry is configured to receive data broadcasting information from the server and control a display in accordance with the data broadcasting information.

Abstract: Provided is a content reproduction apparatus including a reproduction control unit that controls reproduction of a link-type content including a plurality of scenarios that each include content data and control information regarding reproduction of the content data, and a control information acquisition unit that acquires the control information. The reproduction control unit controls the reproduction of the link-type content by reproducing the content data in accordance with the control information including event information used to transition from a current scenario to another scenario.