Abstract: Disclosed is a unified speech and audio coding (USAC) audio signal encoding/decoding apparatus and method for digital radio services. An audio signal encoding method may include receiving an audio signal, determining a coding method for the received audio signal, encoding the audio signal based on the determined coding method, and configuring, as an audio superframe of a fixed size, an audio stream generated as a result of encoding the audio signal, wherein the coding method may include a first coding method associated with extended high-efficiency advanced audio coding (xHE-AAC) and a second coding method associated with existing advanced audio coding (AAC).

Abstract: Provided is an apparatus for transmitting a signal based on a non-uniform inter-symbol interference (ISI) pattern, the apparatus that may transmit an output signal generated by modulating an input signal based on a parameter sequence to be used to control an interference pattern and a position of a transmission signal for each symbol using a faster than Nyquist (FTN) scheme.

Abstract: A receiving terminal in a hybrid network receives a video stream through a broadcasting network. The receiving terminal receives a high speed video stream streamed at a high speed for a defined first period from a first time when switching from the broadcasting network to a communication network depending on a receiving state of the broadcasting network is determined, receives a live video stream streamed in a live form from any one time of the first period, and generates a continuous video stream using the video stream received through the broadcasting network, the high speed video stream, and the live video stream.

Abstract: Provided are an apparatus and a method for receiving digital radio broadcasting. The apparatus according to the present invention includes: a communication unit including a GPS receiving module and a broadcasting receiving module; an output unit receiving and outputting the broadcasting signal through the broadcasting receiving module; and a service linking processing unit requesting service linking information based on current geolocation information received through the GPS receiving module and broadcasting service information included in the broadcasting signal when a receiving sensitivity of the broadcasting signal which is currently received is less than a predetermined reference value and performing service following based on the service linking information provided from a service linking providing server based on the current geolocation information, wherein the service linking information includes information on the same broadcasting service as a broadcasting service which is currently received.

Abstract: Disclosed is a frequency amplitude modulation (FAM) transmission apparatus and method by combining a frequency modulation (FM) signal and a digital modulated amplitude modulation (AM) signal. A FAM transmission method includes receiving an FM signal created by modulating an audio signal that includes audio information for mono or stereo broadcasting based on an FM scheme; receiving a digital pulse created by modulating digital data used to provide an additional service for the mono or stereo broadcasting based on an amplitude modulation (AM) affiliated digital modulation scheme; creating an AM signal by by adjusting the digital pulse to have a value greater than 0; and creating a FAM signal by combining the FM signal and the AM signal.

Abstract: Disclosed is a unified speech and audio coding (USAC) audio signal encoding/decoding apparatus and method for digital radio services. An audio signal encoding method may include receiving an audio signal, determining a coding method for the received audio signal, encoding the audio signal based on the determined coding method, and configuring, as an audio superframe of a fixed size, an audio stream generated as a result of encoding the audio signal, wherein the coding method may include a first coding method associated with extended high-efficiency advanced audio coding (xHE-AAC) and a second coding method associated with existing advanced audio coding (AAC).

Abstract: A signal transmitting and receiving method and an apparatus for selecting an interference pattern from a security key and transmitting and receiving a signal based on the selected interference pattern are provided.

Abstract: A transmitting apparatus generates a modulation pattern code corresponding to an input security key and modulates and transmits the bit stream with a corresponding modulation method for a duration of a corresponding modulation method while changing a modulation method according to the generated modulation pattern code.

Abstract: Provided is an apparatus for transmitting a signal based on a non-uniform inter-symbol interference (ISI) pattern, the apparatus that may transmit an output signal generated by modulating an input signal based on a parameter sequence to be used to control an interference pattern and a position of a transmission signal for each symbol using a faster than Nyquist (FTN) scheme.

Abstract: A hybrid broadcasting transmitting apparatus generates signaling information including a stream type of a plurality of broadcasting programs and a transmitting network type of the plurality of broadcasting programs, transmits signaling information and a broadcasting stream corresponding to a portion of a plurality of broadcasting programs through the communication network, and transmits signaling information and a broadcasting stream corresponding to the remaining portions of a plurality of broadcasting programs through the broadcasting network.

Abstract: A transmitting apparatus generates a modulation pattern code corresponding to an input security key and modulates and transmits the bit stream with a corresponding modulation method for a duration of a corresponding modulation method while changing a modulation method according to the generated modulation pattern code.

Abstract: A terminal device for broadcasting and communication creates a virtual network interface, connects the virtual network interface and a communicating unit of the terminal device for broadcasting and communication to each other, connects the virtual network interface and a broadcasting receiver of the terminal device for broadcasting and communication to each other, activates the virtual network interface, and processes transmitted and received packets via a broadcasting network and a communication network through the virtual network interface.

Abstract: A receiving terminal in a hybrid network receives a video stream through a broadcasting network. The receiving terminal receives a high speed video stream streamed at a high speed for a defined first period from a first time when switching from the broadcasting network to a communication network depending on a receiving state of the broadcasting network is determined, receives a live video stream streamed in a live form from any one time of the first period, and generates a continuous video stream using the video stream received through the broadcasting network, the high speed video stream, and the live video stream.

Abstract: A signal transmitting and receiving method and an apparatus for selecting an interference pattern from a security key and transmitting and receiving a signal based on the selected interference pattern are provided.

Abstract: A broadcasting signal transmitting device transmits a broadcasting signal including a base layer signal and an enhancement layer signal as well as an additional layer signal relating to the broadcasting signal to a broadcasting signal receiving device. The broadcasting signal receiving device selectively provides the enhancement layer signal and the additional layer signal to the user according to the user's service level. Accordingly, various services are differently provided to the user according to the user level.

Abstract: A broadcasting signal transmitting device transmits a broadcasting signal including a base layer signal and an enhancement layer signal as well as an additional layer signal relating to the broadcasting signal to a broadcasting signal receiving device. The broadcasting signal receiving device selectively provides the enhancement layer signal and the additional layer signal to the user according to the user's service level. Accordingly, various services are differently provided to the user according to the user level.

Abstract: The present invention relates to an apparatus for transforming digital TV broadcasting signals into digital radio broadcasting signals and a method thereof.

Abstract: Disclosed are an apparatus and a method for processing multimodal data broadcasting and a system and a method for receiving multimodal data broadcasting. The multimodal data broadcasting processing apparatus includes: at least one interfacing unit for receiving contents transferred from a data broadcasting server and storing the contents; a multimodal browsing unit for parsing the stored contents, classifying the contents and interpreting the classified contents to generate instructions and data necessary for running a corresponding browsing unit; a graphic browsing unit for generating a graphic output signal according to the instructions and data necessary for running the graphic browsing unit; a voice browsing unit for generating a speech output signal according to the instructions and data necessary for running the voice browsing unit; a graphic output unit for outputting graphics according to the graphic output signal; and a speech output unit for outputting speech according to the speech output signal.

Abstract: The present invention relates to an apparatus for transforming digital TV broadcasting signals into digital radio broadcasting signals and a method thereof.