Patent classifications
H04H20/42
BROADCAST TRANSITION CHANNEL
A distribution system and reception apparatus, and methods thereof, are provided for broadcasting and receiving a plurality of first services from a plurality of different broadcast providers, which broadcast a plurality of second services over a plurality of different broadcast channels, on a transition broadcast channel that is different from the plurality of different broadcast channels. The system includes at least one receiver and a transmitter. The at least one receiver is configured to receive the plurality of first services from the plurality of different broadcast providers. The transmitter is configured to broadcast the plurality of first services over the transition broadcast channel.
Method and system for operating broadcast system components with different portions of an allocation database
A method and system for operating different broadcast system components with different portions of a database includes a method of configuring a broadcast system comprising generating an allocation chart for a broadcast system, communicating a first portion of the allocation chart to a first broadcast system component, operating the first broadcast system component with the first portion of the allocation chart, communicating a second portion of the allocation chart to a second broadcast system component, said first portion different than the second portion, and operating the second broadcast system component with the second portion of the allocation chart. In a further aspect of the disclosure, a broadcast system includes a first broadcast system component, a second broadcast system component and a broadcast operation channel management system generating an allocation chart for the broadcast system. The broadcast operation management channel communicates a first portion of the allocation chart to a first broadcast system component. The first broadcast system component operates with the first portion of the allocation chart. The broadcast operation channel management system communicates a second portion of the allocation chart to the second broadcast system component. The first portion is different than the second portion. The second broadcast system component operates with the second portion of the allocation chart.
Method and system for operating broadcast system components with different portions of an allocation database
A method and system for operating different broadcast system components with different portions of a database includes a method of configuring a broadcast system comprising generating an allocation chart for a broadcast system, communicating a first portion of the allocation chart to a first broadcast system component, operating the first broadcast system component with the first portion of the allocation chart, communicating a second portion of the allocation chart to a second broadcast system component, said first portion different than the second portion, and operating the second broadcast system component with the second portion of the allocation chart. In a further aspect of the disclosure, a broadcast system includes a first broadcast system component, a second broadcast system component and a broadcast operation channel management system generating an allocation chart for the broadcast system. The broadcast operation management channel communicates a first portion of the allocation chart to a first broadcast system component. The first broadcast system component operates with the first portion of the allocation chart. The broadcast operation channel management system communicates a second portion of the allocation chart to the second broadcast system component. The first portion is different than the second portion. The second broadcast system component operates with the second portion of the allocation chart.
Broadcast signal frame generation apparatus and broadcast signal frame generation method using layered division multiplexing
An apparatus and method for broadcast signal frame using layered division multiplexing are disclosed. An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal at different power levels; a power normalizer configured to reduce the power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame including a preamble for signaling, size information of Physical Layer Pipes (PLPs) and time interleaver information shared by the core layer signal and the enhanced layer signal.
Broadcast signal frame generation apparatus and broadcast signal frame generation method using layered division multiplexing
An apparatus and method for broadcast signal frame using layered division multiplexing are disclosed. An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal at different power levels; a power normalizer configured to reduce the power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame including a preamble for signaling, size information of Physical Layer Pipes (PLPs) and time interleaver information shared by the core layer signal and the enhanced layer signal.
Method and system for changing allocation charts in a satellite broadcasting system
A broadcast system and method of changing allocations therein include a plurality of broadcast system components and a broadcast operation channel management system having a database. The broadcast operation channel management system generates a first allocation chart for the broadcast system with a first effective time and communicates at least a portion of the first allocation chart to the plurality of broadcast system components. The plurality of broadcast system components determines a local time and when the local time is equal to or greater than the effective time, operates with the first allocation chart. The broadcast operation channel management system generates a second allocation chart for the broadcast system with a second effective time. The broadcast operation channel management system communicates at least a portion of the second allocation chart to the plurality of broadcast system components. The plurality of broadcast system components operates with the second allocation chart when the local time is equal to or greater than the second effective time.
Method and system for changing allocation charts in a satellite broadcasting system
A broadcast system and method of changing allocations therein include a plurality of broadcast system components and a broadcast operation channel management system having a database. The broadcast operation channel management system generates a first allocation chart for the broadcast system with a first effective time and communicates at least a portion of the first allocation chart to the plurality of broadcast system components. The plurality of broadcast system components determines a local time and when the local time is equal to or greater than the effective time, operates with the first allocation chart. The broadcast operation channel management system generates a second allocation chart for the broadcast system with a second effective time. The broadcast operation channel management system communicates at least a portion of the second allocation chart to the plurality of broadcast system components. The plurality of broadcast system components operates with the second allocation chart when the local time is equal to or greater than the second effective time.
Apparatus for transmitting broadcasting signal, apparatus for receiving broadcasting signal, and method for transmitting/receiving broadcasting signal through apparatus for transmitting/receiving broadcasting signal
A method for transmitting broadcast signals in a transmitter. Internet Protocol (IP) packets are input processed to output data of a plurality of Physical Layer Pipes (PLPs). The IP packets include service data for a service and service information for acquiring the service. The service information includes Electronic Service Guide (ESG) signaling information. When an ESG is delivered in a session that is included in at least one of the IP packets, the ESG signaling information includes identification information for identifying the session and IP address and port information for the ESG. Layer 1 (L1) signaling information is encoded for signaling the plurality of PLPs. A first signal frame and a second signal frame are modulated by an Orthogonal Frequency Division Multiplexing (OFDM) method. A first broadcast signal including the modulated first signal frame and a second broadcast signal including the modulated second signal frame are transmitted.
Apparatus for transmitting broadcasting signal, apparatus for receiving broadcasting signal, and method for transmitting/receiving broadcasting signal through apparatus for transmitting/receiving broadcasting signal
A method for transmitting broadcast signals in a transmitter. Internet Protocol (IP) packets are input processed to output data of a plurality of Physical Layer Pipes (PLPs). The IP packets include service data for a service and service information for acquiring the service. The service information includes Electronic Service Guide (ESG) signaling information. When an ESG is delivered in a session that is included in at least one of the IP packets, the ESG signaling information includes identification information for identifying the session and IP address and port information for the ESG. Layer 1 (L1) signaling information is encoded for signaling the plurality of PLPs. A first signal frame and a second signal frame are modulated by an Orthogonal Frequency Division Multiplexing (OFDM) method. A first broadcast signal including the modulated first signal frame and a second broadcast signal including the modulated second signal frame are transmitted.
APPARATUS FOR GENERATING BROADCAST SIGNAL FRAME USING ENHANCED LAYER DUMMY VALUES AND METHOD USING THE SAME
An apparatus and method for generating a broadcast signal frame using enhanced layer dummy values are disclosed. An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal; a power normalizer configured to reduce the power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame including a preamble for signaling time interleaver information corresponding to the time interleaver, the time interleaver uses one of time interleaver groups, and enhanced layer data corresponding to the one of the time interleaver groups include dummy values.