Abstract: Provided is a method and apparatus for designing and testing an audio codec using quantization based on white noise modeling. A neural network-based audio encoder design method includes generating a quantized latent vector and a reconstructed signal corresponding to an input signal by using a white noise modeling-based quantization process, computing a total loss for training a neural network-based audio codec, based on the input signal, the reconstruction signal, and the quantized latent vector, training the neural network-based audio codec by using the total loss, and validating the trained neural network-based audio codec to select the best neural network-based audio codec.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: An inner ear therapy device includes a magnetic field generation unit configured to generate a magnetic field toward the inner ear of a user, multiple light sources configured to irradiate multiple lights having different wavelengths toward the inner ear, and a control unit configured to control operations of the magnetic field generation unit and the multiple light sources.

Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.

Abstract: Provided is a method of determining a toggle sequence for error detection based on a soft decision value and a method and apparatus for determining an error pattern, and more particularly, to a method of determining an optimum toggle sequence and error pattern based on a soft decision value in order to allow for faster error (pattern) detection and correction. It is an object of the invention to implement low redundancy, less delay, and a receive-side error correction capability by combining advantages of the conventional ARQ scheme and the conventional FEC scheme using a soft decision reliability. For this purpose, according to a first embodiment of the present invention, in order to optimize the toggle sequence speed, there is provided a method of determining a toggle sequence such that bits are toggled sequentially in the order of a smaller sum of soft decision reliabilities to be toggled.

Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: Provided is an apparatus for stimulating cells using a 3D clinostat and ultrasonic waves in experiment equipment for studying adverse influences on a human body under microgravity and taking a countermeasure against the influences. Further, provided is a method of stimulating cells using a 3D clinostat and ultrasonic waves to study adverse influences on a human body under microgravity and to take a countermeasure against the influences.

Abstract: A triple endorectal ballooning (TERB) system for prostate cancer radiotherapy may include a first balloon unit, a second balloon unit, a third balloon unit, a central passageway and a cover. The first balloon unit may include a first balloon and a first passageway connected to the first balloon. The second balloon unit may include a second balloon and a second passageway connected to the second balloon. The third balloon unit may include a third balloon and a third passageway connected to the third balloon. The central passageway may be arranged between the first to third balloon units to excrete a bowel gas. The cover may be configured to cover the first to third passageways and the central passageway and to support the first to third balloon units.

Abstract: Provided are anisotropic conductive materials, electronic devices including anisotropic conductive materials, and/or methods of manufacturing the electronic devices. An anisotropic conductive material may include a plurality of particles in a matrix material layer. At least some of the particles may include a core portion and a shell portion covering the core portion. The core portion may include a conductive material that is in a liquid state at a temperature greater than 15° C. and less than or equal to about 110° C. or less. For example, the core portion may include at least one of a liquid metal, a low melting point solder, and a nanofiller. The shell portion may include an insulating material. A bonding portion formed by using the anisotropic conductive material may include the core portion outflowed from the particle and may further include an intermetallic compound.

Abstract: A speech signal processing apparatus and a speech signal processing method for enhancing speech intelligibility are provided. The speech signal processing apparatus includes an input signal gain determiner to determine a gain of an input signal based on a harmonic characteristic of a voiced speech, a voiced speech output unit to output a voiced speech in which a harmonic component is preserved by applying the gain to the input signal, a linear predictive coefficient determiner to determine a linear predictive coefficient based on the voiced speech, and an unvoiced speech preserver to preserve an unvoiced speech of the input signal based on the linear predictive coefficient.

Abstract: A hand piece includes a main body, an impeller, an air supplier, an exhauster and an exhaust controller. The impeller is received by the main body and is rotated in the main body. The air supplier is disposed at the main body and supplies an air to the impeller. The exhauster is disposed at the main body and exhausts the air supplied to the impeller. The exhaust controller is inserted into the exhauster and controls the exhaust of the air based on an air pressure exhausted from the exhauster.

Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.

Abstract: A triple endorectal ballooning (TERB) system for prostate cancer radiotherapy may include a first balloon unit, a second balloon unit, a third balloon unit, a central passageway and a cover. The first balloon unit may include a first balloon and a first passageway connected to the first, balloon. The second balloon unit may include a second balloon, and a second passageway connected to the second balloon. The third balloon unit may include a third balloon and a third passageway connected to the third balloon. The central passageway may be arranged between the first to fluid balloon traits to excrete a bowel gas. The cover may be configured to cover the first to third passageways and the central passageway and to support the first to third balloon units.