Patent application number | Description | Published |
20120105587 | METHOD AND APPARATUS OF MEASURING DEPTH INFORMATION FOR 3D CAMERA - Provided is a depth information measuring method and apparatus for a three-dimensional (3D) camera. The depth information measuring method and apparatus may output, to an object, an optical pulse of which an intensity is higher than an intensity of an ambient light. The depth information measuring method and apparatus may generate a voltage that is proportional to a log value of an intensity of a light reflected from the object. The depth information measuring method and apparatus may use discharging units, and the discharging units may respectively include dischargers having different discharging speeds or capacitors having different capacities. | 05-03-2012 |
20120317063 | SYNAPSE FOR FUNCTION CELL OF SPIKE TIMING DEPENDENT PLASTICITY (STDP), FUNCTION CELL OF STDP, AND NEUROMORPHIC CIRCUIT USING FUNCTION CELL OF STDP - A synapse for a spike timing dependent (STDP) function cell includes a memory device having a variable resistance, such as a memristor, and a transistor connected to the memory device. A channel of the memory device is connected in series with a channel of the transistor. | 12-13-2012 |
20130031039 | APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING SPIKE EVENT IN NEUROMORPHIC CHIP - An apparatus and a method for transmitting and receiving a spike event in a neuromorphic chip. A transmission apparatus of the neuromorphic chip outputs addresses sequentially and repeatedly to an address bus, and when a spike generated by a neuron is detected by the transmission apparatus, outputs a strobe at a first time when one of the addresses being output sequentially and repeatedly becomes identical to an address of the neuron that generated the spike. A receiving apparatus of the neuromorphic chip inputs an address through the address bus at a strobe detection time when the strobe is detected by the receiving apparatus. | 01-31-2013 |
20130151451 | NEURAL WORKING MEMORY DEVICE - A spiking neuron-based working memory device is provided. The spiking neuron-based working memory device includes an input interface configured to convert input spike signals into respective burst signals having predetermined forms, and output a sequence of the burst signals, the burst signals corresponding to the input spike signals in a burst structure, and two or more memory elements (MEs) configured to sequentially store features respectively corresponding to the outputted sequence of the burst signals, each of the MEs continuously outputting spike signals respectively corresponding to the stored features. | 06-13-2013 |
20130329524 | NEUROMORPHIC SIGNAL PROCESSING DEVICE ANDMETHOD FOR LOCATING SOUND SOURCE USING A PLURALITYOF NEURON CIRCUITS - Provided is a neuromorphic signal processing device for locating a sound source using a plurality of neuron circuits, the neuromorphic signal processing device including a detector configured to output a detected spiking signal using a detection neuron circuit corresponding to a predetermined time difference, in response to a first signal and a second signal containing an identical input spiking signal with respect to the predetermined time difference, for each of a plurality of predetermined frequency bands, a multiplexor configured to output a multiplexed spiking signal corresponding to the predetermined time difference based on a plurality of the detected spiking signals output from a plurality of neuron circuits corresponding to the plurality of frequency bands, and an integrator configured to output an integrated spiking signal corresponding to the predetermined time difference, based on a plurality of the multiplexed spiking signals corresponding to a plurality of predetermined time differences. | 12-12-2013 |
20130329952 | APPARATUS AND METHOD FOR PROCESSING ASYNCHRONOUS EVENT INFORMATION - An event information processing apparatus and method are provided that may process an asynchronous event. The event information processing apparatus may include a grouper which groups at least one item of event information generated at an identical time, a time information identifier which identifies basic time information associated with the grouped event information, and an information transmitter which arranges and thereby transmits the grouped event information and basic time information. | 12-12-2013 |
20130335595 | EVENT-BASED IMAGE PROCESSING APPARATUS AND METHOD - Provided is an event-based image processing apparatus and method, the apparatus including a sensor which senses occurrences of a predetermined event in a plurality of image pixels and which outputs an event signal in response to the sensed occurrences, a time stamp unit which generates time stamp information by mapping a pixel corresponding to the event signals to a time at which the event signals are output from the sensor, and an optical flow generator which generates an optical flow based on the time stamp information in response to the outputting of the event signals. | 12-19-2013 |
20140022158 | APPARATUS AND METHOD FOR CONTROLLING OPERATION MODE OF DEVICE USING GESTURE RECOGNITION - An apparatus and method for controlling an operation mode of a device using gesture recognition using temporal change of light intensity. | 01-23-2014 |
20140022528 | PROXIMITY SENSOR AND PROXIMITY SENSING METHOD USING LIGHT QUANTITY OF REFLECTION LIGHT - A proximity sensor and proximity sensing method using a change in light quantity of a reflected light are disclosed. The proximity sensor may include a quantity change detection unit which detects a change in a quantity of reflected light which is output light which has been reflected by an object, where an intensity of the output light changes, and a proximity determination unit which determines a proximity of the object to the quantity change detection unit based on a change in the intensity of the output light and the detected change in the quantity of the reflected light. | 01-23-2014 |
20140037139 | DEVICE AND METHOD FOR RECOGNIZING GESTURE BASED ON DIRECTION OF GESTURE - A device and method for recognizing a gesture according to movement directions of an object. | 02-06-2014 |
20140085621 | PROXIMITY SENSOR AND PROXIMITY SENSING METHOD USING EVENT-BASED VISION SENSOR - A proximity sensor and a proximity sensing method using an event-based vision sensor are provided. The proximity sensor may include a point identification (ID) unit which identifies a point at which an output light output from a focused light source is reflected from an object in an image taken by the proximity sensor; and a distance determination unit which determines a distance between the object and the proximity sensor based on a position of the point. | 03-27-2014 |
20140223374 | METHOD OF DISPLAYING MENU BASED ON DEPTH INFORMATION AND SPACE GESTURE OF USER - A method of displaying a menu based on at least one of a depth information and a space gesture is provided. The method including determining depth information corresponding to a distance from a screen of a user terminal to a hand of a user; identifying at least one layer among a plurality of layers based on the depth information; and applying a graphic effect to the identified layer so that a menu page corresponding to the at least one identified layer is displayed on the screen of the user terminal. | 08-07-2014 |
20140232635 | MOBILE DEVICES FOR TRANSMITTING AND RECEIVING DATA USING GESTURE - A mobile device configured for data transmission to a corresponding mobile device is provided. The mobile device may include a gesture input unit configured to receive a gesture, a gesture determination unit configured to determine whether the gesture corresponds to a preset gesture associated with a command to perform data transmission to the corresponding mobile device, and a data communication unit configured to transmit a data transmission request to the corresponding mobile device based on a result of the determination, configured to receive, from the corresponding mobile device, an acceptance signal indicating an input of an acceptance gesture at the corresponding mobile device, and configured to transmit data to the corresponding mobile device in response to receiving the acceptance signal. | 08-21-2014 |
20140240248 | APPARATUS AND METHOD FOR RECOGNIZING PROXIMITY MOTION USING SENSORS - An apparatus for recognizing a proximity motion using sensors may include a first sensor to sense a first input region, a second sensor to sense a second input region distinct from the first input region, and an information transfer controller to transfer information related to a transition, between the first sensor and the second sensor. | 08-28-2014 |
20140330761 | NEUROMORPHIC CHIP AND METHOD AND APPARATUS FOR DETECTING SPIKE EVENT - Disclosed are a method and an apparatus for detecting spike event or transmitting spike event information generated in a neuromorphic chip. The apparatus for detecting spike event generated in a neuromorphic chip may detect spike event information for a plurality of neurons included in the neuromorphic chip based on a neuron group. | 11-06-2014 |
20140340343 | APPARATUS AND METHOD FOR RECOGNIZING PROXIMITY MOTION USING SENSORS - An interfacing apparatus may sense an input object and move at least one interface object displayed on a display toward the sensed input object. | 11-20-2014 |
20140351753 | METHOD AND APPARATUS FOR USER INTERFACE BASED ON GESTURE - A method for a user interface based on a gesture includes setting at least one gesture region including at least one basic region and at least one navigation region based on a preset location or a detected location of at least one object to be tracked, the at least one navigation region including at least one item, detecting a gesture of the at least one object to be tracked using an input device, and recognizing, from the detected gesture, at least one of a select gesture for selecting any one item among the at least one item of the at least one navigation region and a confirm gesture for moving from the at least one navigation region to the at least one basic region. | 11-27-2014 |
20140354537 | APPARATUS AND METHOD FOR PROCESSING USER INPUT USING MOTION OF OBJECT - A user input processing apparatus using a motion of an object to determine whether to track the motion of the object, and track the motion of the object using an input image including information associated with the motion of the object. | 12-04-2014 |
20140358834 | SYNAPSE CIRCUIT AND NEUROMORPHIC SYSTEM INCLUDING THE SAME - A synapse circuit to perform spike timing dependent plasticity (STDP) operation is provided. The synapse circuit includes a memristor having a resistance value, a transistor connected to the memristor, and the transistor configured to receive at least two input signals. The resistance value of the memristor is changed based on a time difference between the at least two input signals received by the transistor. | 12-04-2014 |
20140365416 | SYNAPSE ARRAY, PULSE SHAPER CIRCUIT AND NEUROMORPHIC SYSTEM - A synapse array based on a static random access memory (SRAM), a pulse shaper circuit, and a neuromorphic system are provided. The synapse array includes a plurality of synapse circuits. At least one synapse circuit among the plurality of synapse circuits includes at least one bias transistor and at least two cut-off transistors, and the at least one synapse circuit is configured to charge a membrane node of a neuron circuit connected with the at least one synapse circuit using a sub-threshold leakage current that passed through the at least one bias transistor. | 12-11-2014 |
20140368712 | IMAGE ADJUSTMENT APPARATUS AND IMAGE SENSOR FOR SYNCHRONOUS IMAGE AND ASYNCHRONOUS IMAGE - Disclosed is an image adjustment apparatus including a receiver which is configured to receive a first input image of an object which is time-synchronously captured and a second input image in which a motion event of the object is sensed time-asynchronously, and an adjuster which is configured to adjust the first input image and the second input image. | 12-18-2014 |