Patent application number | Description | Published |
20130169342 | DEVICE AND METHOD FOR REMOVING HARMONIC COMPONENTS - An apparatus of a Harmonic Rejection Mixer (HRM) for removing a harmonic component and an operating method thereof are provided. The HRM includes a Local Oscillator (LO), at least one frequency converter, at least two mixers, at least one phase converter, and a combiner. The LO generates an LO signal. The at least one frequency converter multiplies the LO signal using different variables to provide the same to at least two mixers. The at least two mixers convert a frequency band of an input signal using the LO signal provided from the LO and the at least one frequency converter. The at least one phase converter controls a phase of an output signal of at least one other mixer excluding one of the at least two mixers. The combiner combines an output signal of the one mixer with an output signal of the at least one phase converter. | 07-04-2013 |
20130182855 | MULTIMEDIA PLAYING APPARATUS AND METHOD FOR OUTPUTTING MODULATED SOUND ACCORDING TO HEARING CHARACTERISTIC OF USER - Multimedia playing apparatuses and methods of measuring hearing characteristics of a user and outputting a sound modulated according to the hearing characteristics of the user are provided. A multimedia playing apparatus includes a sound output unit configured to output a sound comprising of one or more phonemes, and a user interface configured to receive a user response to the phonemes. The multimedia playing apparatus further includes a processor configured to acquire hearing characteristics of a user based on the user response, and determine an output level and/or an output time of the sound for each of frequency bands based on the hearing characteristics of the user. The sound output unit is further configured to output the sound according to the output level and/or the output time of the sound for each of the frequency bands. | 07-18-2013 |
20130243043 | TRANSMITTER AND RECEIVER FOR REDUCING POWER CONSUMPTION IN FM-UWB COMMUNICATION SYSTEM - A transmitter and a receiver for reducing power consumption in a frequency modulation-ultra-wideband (FM-UWB) communication system are provided. The transmitter includes a detector configured to generate a pulse signal when an edge of a digital signal is detected. The transmitter further includes a first modulator configured to modulate the digital signal into a first modulation signal based on a value of the digital signal. The transmitter further includes a second modulator configured to modulate the first modulation signal into a second modulation signal based on a frequency of the first modulation signal when the pulse signal is generated. | 09-19-2013 |
20130243111 | METHOD AND APPARATUS FOR ESTIMATING OFFSET VALUE, RECEIVING APPARATUS, AND METHOD OF PROCESSING SIGNAL IN RECEIVING APPARATUS - A receiving apparatus for receiving a signal from a transmitting includes a receiving unit configured to receive the signal from the transmitting apparatus; a selecting unit configured to select whether to consider channel information in estimating an offset value between the transmitting apparatus and the receiving apparatus; an offset value estimating apparatus configured to estimate the offset value between the transmitting apparatus and the receiving apparatus either considering the channel information or without considering the channel information based on a selection made by the selecting unit; a synchronization performing unit configured to perform synchronization based on the estimated offset value; and a demodulation unit configured to perform demodulation of the received signal based on a result of performing the synchronization. | 09-19-2013 |
20130315401 | APPARATUS AND METHOD FOR REMOVING NOISE - A method of removing noise from a two-channel signal includes receiving channel signals constituting the two-channel signal; obtaining a noise signal for each channel by removing a target signal from each channel signal by subtracting another channel signal multiplied by a weighted value from each channel signal; estimating a power spectral density (PSD) of diffuse noise from each channel signal; obtaining a target signal including an interference signal for each channel by removing the diffuse noise from each channel signal using the estimated PSD of the diffuse noise; obtaining the interference signal for each channel by removing the diffuse noise from the noise signal for each channel using the estimated PSD of the diffuse noise; and removing the interference signal from the target signal including the interference signal for each channel. | 11-28-2013 |
20140050250 | APPARATUS AND METHOD FOR GENERATING GAUSSIAN PULSE AND ULTRA WIDEBAND COMMUNICATION APPARATUS FOR GENERATING GAUSSIAN PULSE - A pulse generation apparatus includes a delay pulse generator configured to generate a plurality of delay pulses, an amplitude modulator configured to modulate amplitudes of the plurality of delay pulses, and a Gaussian pulse generator configured to generate a Gaussian pulse based on the amplitude-modulated delay pulses. | 02-20-2014 |
20140050252 | APPARATUS AND METHOD FOR ULTRA WIDEBAND COMMUNICATION USING DUAL BAND PASS FILTER - An apparatus and method for ultra wideband (UWB) communication, using a dual band pass filter (BPF) is disclosed. The UWB communication apparatus may include a first BPF performing a first band pass filtering with respect to a UWB signal, a second BPF that has a center frequency differing from a center frequency of the first BPF, and performs a second band pass filtering with respect to the UWB signal, a first envelope detector that detects a size of a first signal filtered in the first BPF, a second envelope detector that detects a size of a second signal filtered in the second BPF, and a demodulator that demodulates a UWB signal, using the size of the first signal and the size of the second signal. | 02-20-2014 |
20140146988 | WIRELESS COMMUNICATION METHOD AND APPARATUS OF HEARING DEVICE - A wireless communication method of a hearing aid includes extracting an audio signal through a first hearing aid, determining a beam forming vector as a beam toward a rear of a user wearing the first hearing aid and a second hearing aid. The method may also include pre-coding of the audio signal using the beam forming vector, and transmitting the pre-coded audio signal to the second hearing aid through a first antenna. The first hearing aid may include the first antenna and the second hearing aid includes a second antenna. | 05-29-2014 |
20140152514 | ULTRA-WIDEBAND (UWB) ANTENNA - A small-sized ultra-wideband (UWB) antenna includes a radiating unit configured to have a contour of a first shape, a ground unit configured to have a contour of a shape substantially equal to the first shape, and disposed parallel to the radiating unit, at least one shorting pin connected orthogonal to the ground unit and the radiating unit to connect a first area of the ground unit and a first area of the radiating unit, and a feeding unit connected orthogonal to the ground unit and the radiating unit to connect a second area of the ground unit and a second area of the radiating unit. | 06-05-2014 |
20140153757 | METHOD OF PROCESSING SOUND AND HEARING APPARATUS USING THE SAME - A hearing apparatus and a method thereof for processing a noise included in an input signal are provided. The method of processing noise involves: pairing a hearing apparatus with an electronic appliance; extracting noise characteristic information of the paired electronic appliance; and processing noise from the electronic appliance included in an input signal based on the noise characteristic information. | 06-05-2014 |
20140169574 | HEARING DEVICE CONSIDERING EXTERNAL ENVIRONMENT OF USER AND CONTROL METHOD OF HEARING DEVICE - A hearing device and a method of the hearing aid are provided considering an external environment surrounding a user. The hearing device includes an external environment determination unit, an inquiry unit, and a parameter set unit. The external environment determination unit is configured to determine an external environment surrounding a user wearing the hearing device. The inquiry unit is configured to select a question corresponding to the external environment and inquire the question to the user. The parameter set unit is configured to set a parameter of the hearing device based on a response to the question and hearing loss information of the user. | 06-19-2014 |
20140205118 | METHOD OF DETERMINING OPERATION MODE OF HEARING DEVICE AND HEARING DEVICE - A method of determining an operation mode of a hearing device and the hearing device may include detecting an input signal of the hearing device, determining the operation mode of the hearing device by determining whether the input signal is a designated signal related to a programming mode of the hearing device, and controlling the hearing device according to the operation mode. | 07-24-2014 |
20140211971 | HEARING LOSS COMPENSATION APPARATUS AND METHOD USING 3D EQUAL LOUDNESS CONTOUR - A hearing loss compensation apparatus and method compensate for distortion caused by a change in a sound transmission path using hearing characteristics of a user. The hearing loss compensation apparatus may include a sound direction detection device configured to detect a sound generation direction, in which a sound generates, using one or more microphones, and a sound compensation device configured to compensate the sound using hearing characteristics of a user corresponding to the sound generation direction. Additionally, a hearing characteristics measurement apparatus and method provide a way to obtain such hearing characteristics information. | 07-31-2014 |
20140294187 | APPARATUS AND METHOD FOR DETERMINING PARAMETER USING AUDITORY MODEL OF HEARING LOSS PATIENT - An apparatus and method are provided to determine a parameter using an auditory model of a hearing loss patient. The parameter determination apparatus determines a similarity between a neurogram of a normal subject and a neurogram of a hearing loss patient, and determines an optimal frequency band for the hearing loss patient based on the similarity. | 10-02-2014 |
20140307901 | METHOD AND APPARATUS FOR LOW POWER OPERATION OF BINAURAL HEARING AID - Provided is a method and apparatus for low power operation of a binaural hearing aid, the method including determining whether a residual battery exceeds a predetermined threshold level, collecting an external audio signal, in response to whether the residual battery exceeds the predetermined threshold level, and transmitting the collected audio signal to a second hearing aid. | 10-16-2014 |
20140307902 | HEARING APPARATUS INCLUDING COIL OPERABLE IN DIFFERENT OPERATION MODES - A hearing apparatus includes a coil and a coil operation mode selector configured to select either a first coil operation mode for communicating with a wireless communication terminal, or a second coil operation mode for wirelessly charging a battery of the hearing apparatus. | 10-16-2014 |
20140330160 | HEARING APPARATUS AND METHOD FOR MEASURING DISTANCE BETWEEN EARDRUM AND HEARING APPARATUS - A hearing apparatus and method for measuring a distance between an eardrum and the hearing apparatus are provided. The hearing apparatus may include a signal output unit configured to output a first measurement signal, a signal identification unit configured to receive a second measurement signal, and a distance determination unit configured to determine the distance between the user's eardrum and the hearing apparatus. | 11-06-2014 |