US Pat. No. 9,144,153

METHOD OF MANUFACTURING A FABRIC TYPE CIRCUIT BOARD

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a fabric type circuit board, comprising:
forming a conductive pattern, having extension units formed therein, to one side of a carrier film;
placing fabrics so that the fabrics come in contact with a face where the conductive pattern is formed; and
forming contact surfaces by folding only the extension units from one side of the fabrics to another side of the fabrics.

US Pat. No. 9,143,256

METHOD AND APPARATUS FOR TRANSMITTING SIGNAL

ELECTRONICS AND TELECOMMU...

1. A method of transmitting broadcast channel information in a base station, the method comprising:
generating broadcast channel information every transmission time interval including a plurality of consecutive frames;
scrambling the plurality of consecutive frames within the same transmission time interval with different scrambling codes,
respectively;

modulating the scrambled broadcast channel information to generate transmission symbols; and
transmitting the transmission symbols,
wherein the plurality of consecutive frames within the transmission time interval are scrambled by different scrambling codes,
respectively, and

wherein the plurality of consecutive frames within the same transmission time interval have the same system frame number included
in the broadcast channel information.

US Pat. No. 9,143,796

MULTI-VIEW VIDEO CODING/DECODING METHOD AND APPARATUS

Electronics and Telecommu...

1. A multi-view video coding method comprising:
coding a multi-view video by performing at least one of inter prediction and intra prediction; and
coding a depth information video corresponding to the coded multi-view video using motion information of the coded multi-view
video or prediction information in accordance with the at least one of inter prediction and intra prediction of the coded
multi-view video,

wherein a flag bit is inserted, and the flag bit indicates whether motion information for a current frame of the depth information
video is identical to the motion information of the coded multi-view video and includes the prediction information in accordance
with the at least one of inter prediction and intra prediction,

wherein the motion information of the coded multi-view video is inherently used to code the depth information video,
wherein the prediction information in accordance with the inter prediction comprises the motion information in accordance
with the inter prediction,

when the motion information for a current frame is identical to the motion information of the coded multi-view video, the
flag bit is equal to 1,

when the motion information for a current frame is not identical to the motion information of the coded multi-view video,
the flag bit is equal to 0.

US Pat. No. 9,136,396

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a semiconductor device, the method comprising:
forming devices on a front surface of a substrate, each of the devices including a source electrode, a drain electrode, and
a gate electrode, and the substrate including a bulk silicon, a buried oxide layer, an active silicon, a gallium nitride layer,
and an aluminum-gallium nitride layer which are sequentially stacked;

forming a via-hole penetrating the substrate by etching a back surface of the substrate, the via-hole exposing a bottom surface
of the source electrode;

conformally forming a ground interconnection on the back surface of the substrate having the via-hole;
after forming the via-hole and the ground interconnection, forming a protecting layer on the front surface of the substrate
on which the devices are formed; and

after forming the protecting layer, cutting the substrate between the devices to separate the devices from each other, wherein
the protecting layer is disposed on the front surface of the substrate while the cutting of the substrate.

US Pat. No. 9,130,981

METHOD AND APPARATUS FOR VISUALIZING NETWORK SECURITY STATE

ELECTRONICS AND TELECOMMU...

1. A method for visualizing a network security state, the method comprising:
collecting security event information from a network security system;
analyzing, executed by at least one computer, the security event information and extracting visualization target data corresponding
to the security event information; and

visualizing the visualization target data as a three-dimensional (3D) screen, and displaying the 3D screen on a display panel,
wherein extracting the visualization target data comprises:
normalizing the security event information using pre-defined standard formats and standard codes;
analyzing the normalized security event information; and
categorizing and contracting, executed by at least one processor, the analyzed security event information to attack state
information so as to extract the attack state information as the visualization target data,

wherein the attack state information is categorized and contracted when a predetermined critical value applied thereto is
greater than a predetermined reference value, and determined according to one of attack types, attack codes, attack destination,
attack cycles, detection equipments, regions where attacks took place, service ports, attack times by equipments, the number
of packets, attack volumes, and a combination thereof.

US Pat. No. 9,124,313

MULTI-CELL COOPERATIVE COMMUNICATION SYSTEM AND TERMINAL DEVICE

Electronics and Telecommu...

1. A multi-cell cooperative communication system, comprising:
a plurality of base stations, each of the plurality of base stations includes a same code book and one or more first antennas
that transmit data signals using at least one of the first antennas to a terminal including at least one second antenna, each
of the plurality of base stations are configured to:

select a same precoding matrix from among at least one precoding matrix of the same code book,
mutually exchange precoding information,
select a same precoding vector constituting the same precoding matrix using the mutually exchanged precoding information,
generate the data signals by precoding at least one data symbol using the same precoding vector, and
transmit the data signals to the terminal by using a same radio resource.

US Pat. No. 9,124,863

DEVICE AND METHOD FOR CREATING MULTI-VIEW VIDEO CONTENTS USING PARALLEL PROCESSING

Electronics and Telecommu...

1. A device for creating multi-view video contents using parallel processing, the device comprising:
a virtual view position calculation and distribution unit configured to calculate positions of a plurality of virtual views
corresponding to the number of predetermined virtual views based on input information and distribute the calculated positions
of the plurality of virtual views to a plurality of view synthesis processing units;

a view synthesis processor configured to operate the plurality of view synthesis processing units in parallel, allow each
of the view synthesis processing units to create a plurality of virtual view videos corresponding to positions of a plurality
of virtual views distributed from the virtual view position calculation and distribution unit, and generate a partially multiplexed
video via performance of partial multiplexing based on the plurality of created virtual view videos, wherein each of the view
synthesis processing units is controlled by a hardware core processor; and

a video integration unit configured to integrate a plurality of partially multiplexed videos output from the plurality of
view synthesis processing units.

US Pat. No. 9,118,418

HIGH SPEED DATA SERIAL CONNECTION INTERFACE APPARATUS, CPRI TRANSMITTING AND RECEIVING METHOD

Electronics and Telecommu...

1. A high speed data serial connection interface apparatus, comprising:
a data transmitter configured to count an NCB (number of continuous bits) which is the number of the first continuous bits
of 0 or 1 in an input data block, select an LSI (least scaling index) value which is the smallest one in the NCB values, and
perform up scaling on data in the block in accordance with the selected LSI value to transmit the data through an optical
fiber in accordance with a CPRI (common public radio interface) protocol; and

a data receiver configured to receive the data transmitted by the data transmitter, restore the LSI value from the received
control data, and perform down scaling on the received data in accordance with the restored LSI value to restore original
data.

US Pat. No. 9,098,088

METHOD FOR BUILDING OUTDOOR MAP FOR MOVING OBJECT AND APPARATUS THEREOF

Electronics and Telecommu...

1. A method for building an outdoor map for a moving object, the method comprising:
receiving a real satellite image for an outdoor space to which the moving object is to move, wherein the outdoor space is
a final node in a plurality of nodes that create a road network that are linked;

calculating pixel information including a length size and a width size of a group of pixels, as well as a physical distance
of a one pixel in the real satellite image, wherein the physical distance of the one pixel is measured using the length size
and the width size of the one pixel, as well as a scale, including a first number of pixels in a predetermined length, a second
number of overall pixels, and a real length using the predetermined length on the image;

measuring a reference position coordinate, using a single GPS in the moving object, for use as a reference position selected
from the real satellite image; and

linking a pixel number corresponding to the reference position, the reference position coordinate, and the pixel information,
including the physical distance, a length size and a width size of a group of pixels, the scale, and the real length, to the
real satellite image in order to build the outdoor map for the moving object.

US Pat. No. 9,100,492

MOBILE COMMUNICATION TERMINAL AND OPERATING METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A mobile communication terminal, comprising:
a camera module which captures an image of a set area;
a microphone module which, when a sound including a voice of a user is input, extracts a sound level and a sound generating
position corresponding to the sound; and

a control module which estimates a position of a lip of the user from the image, extracts a voice level from the sound level
corresponding to the position of the lip of the user and a voice generating position from the sound generating position, and
recognizes the voice of the user based on at least one of the voice level and the voice generating position.

US Pat. No. 9,085,140

ACTIVE CLICHE FOR LARGE-AREA PRINTING, MANUFACTURING METHOD OF THE SAME, AND PRINTING METHOD USING THE SAME

ELECTRONICS AND TELECOMMU...

1. A nano-scale printing device, comprising:
a substrate;
first interconnection lines extending along a first direction, on the substrate;
an interlayered dielectric layer provided on the first interconnection lines to have holes partially exposing the first interconnection
lines;

second interconnection lines provided adjacent to the holes in the interlayered dielectric layer to cross the first interconnection
lines; and

wedge-shaped electrodes provided at intersections with the first and second interconnection lines and connected to the first
interconnection lines, wherein the wedge-shaped electrodes protrude upward at centers of the holes.

US Pat. No. 9,088,631

GAME STREAMING SYSTEM AND METHOD OF SUPPORTING THE MULTIUSER AND MULTIPLATFORM

ELECTRONICS AND TELECOMMU...

1. A game streaming server comprising:
a game executer configured to execute a plurality of games, each game being executed in response to an input received from
an associated user terminal, respectively;

a display unit configured to display contents of each game of the plurality of games executed by the game executer, each game
in one respective area among a plurality of areas of the display unit;

a capture unit configured to capture, from the display unit, a respective image of the contents of each game of the plurality
of games displayed in the display unit;

an encoder configured to encode the respective image of each game captured by the capture unit in accordance with a resolution
of the respective user terminal associated with each game; and

a transmitter configured to transmit the encoded respective image of each game to the respective user terminal associated
with each game,

wherein a number of areas of the display unit is varied according to a number of user terminals associated with one or more
games of the plurality of games.

US Pat. No. 9,088,873

METHOD FOR ALLOCATING GROUP ADDRESS IN WIRELESS LOCAL NETWORK AREA, METHOD FOR TRANSMITTING RESPONSE REQUEST FRAME AND RESPONSE FRAME IN PLURALITY OF STATIONS, AND METHOD FOR TRANSMITTING DATA USING GROUP ADDRESS

ELECTRONICS AND TELECOMMU...

9. A method for transmitting a response request frame requesting a plurality of stations to respond in a wireless local area
network (WLAN) system, the method comprising:
receiving information on the plurality of stations to be grouped;
generating a single response request frame including a multi receiving station indicator indicating that the response request
frame includes addresses of the plurality of stations in one of fields analyzable by the plurality of stations, and multi
receiving station information recorded with the received information; and

transmitting the single response request frame to the plurality of stations,
wherein the single response request frame includes fields including the addresses of the plurality of stations and the multi
receiving station information, and

wherein a response corresponding to the single response request frame is transmitted from each of a plurality of receiving
stations among the plurality of stations at a time corresponding to each of the plurality of receiving stations based on the
fields in order to prevent collision of the response transmitted from the plurality of receiving stations.

US Pat. No. 9,088,395

TRANSMITTER AND METHOD FOR TRANSMITTING DATA BLOCK IN WIRELESS COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method of transmitting a data block in a wireless communication system, the method comprising:
determining a number of bits assigned to a single axis of a signal constellation, s, and a number of encoders, NES;

generating a coded block;
parsing the coded block to generate a plurality of frequency subblocks in unit of sNES bits;

if NCBPSS is not divisible by MsNES and there are residue bits of the coded block after parsing the coded block in unit of sNES bits, assigning the residue bits to the plurality of frequency subblocks in unit of s bits, where M denotes a number of the
plurality of frequency subblocks and NCBPSS denotes a number of coded bits per symbol per spatial stream; and

transmitting the plurality of frequency subblocks to a receiver.

US Pat. No. 9,077,410

APPARATUS AND METHOD OF TRANSMITTING DATA IN MULTI-CARRIER SYSTEM

Electronics and Telecommu...

1. An apparatus for transmitting data in a multi-carrier system, the apparatus comprising:
a plurality of pulse-shaping filters for performing pulse shaping of incoming data symbols according to a set pulse-shaping
period; and

a plurality of frequency converters for converting signals that are pulse-shaped by the plurality of pulse-shaping filters
into signals with frequency bands for a plurality of subcarriers,

wherein the plurality of pulse-shaping filters each have different pulse-shaping periods.

US Pat. No. 9,063,867

METHOD AND APPARATUS FOR ADAPTIVE GRAVITY SEARCH

ELECTRONICS AND TELECOMMU...

1. A gravity search adaptive apparatus for modeling a system, the apparatus comprising:
a system modeling circuit configured to receive an input signal input to the system, to convert the input signal using a model
parameter vector, and to output the converted signal; and

an adaptive controller configured to calculate, using a gravity search adaptive algorithm for solving a problem of finding
a global minimum of a cost function which is in the form of a quadratic function, the model parameter vector when an error
signal, which is a difference between an output signal of the system and an output signal of the system modeling circuit,
converges on a minimum power value, and to apply the calculated model parameter vector to the system modeling circuit,

wherein the adaptive controller calculates a power value ? of the error signal, the power value ? being expressed as equation
104 below:

?=?y2?2pw[k]+?x2w[k]2  (104),

where w[k] is the model parameter vector resulting from k-th iteration of the calculation of the model parameter vector, p=E{x[k]y[k]},
?x2=E{x2[k]}, x[k] is the input signal, y[k] is the output signal of the system, ?y2 is E{y2[k]}, and E{•} represents an ensemble average.

US Pat. No. 9,060,186

AUDIENCE SELECTION TYPE AUGMENTED BROADCASTING SERVICE PROVIDING APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An augmented broadcast receiving terminal, comprising:
a receiving unit configured to receive broadcast contents, augmented contents, and metadata for an augmented broadcasting
service from a server; and

a displaying unit configured to process the augmented contents based on the metadata for the augmented broadcasting service
while playing the broadcast contents,

wherein the receiving unit updates corresponding augmented contents or receives a selection regarding whether the update is
to be performed from an audience when the augmented contents stored in a storage apparatus are included in a change in the
augmented contents verified from an augmented content server.

US Pat. No. 9,054,745

APPARATUS FOR TRANSMITTING/RECEIVING ENERGY USING A RESONANCE STRUCTURE IN AN ENERGY SYSTEM

ELECTRONICS AND TELECOMMU...

1. An energy transmitting apparatus in an energy system, comprising:
a transmit feeding cable configured to be applied with AC power;
a transmit inductor in which AC current for an AC power supply flows;
a transmit metal electrode configured to transmit the AC power wirelessly to a receive metal electrode by the AC current flowing
through the transmit inductor;

a transmit cavity formed outside of the transmit inductor; and
a transmit grounding bar configured to control a resonance frequency generated by the transmit inductor based on at least
one of a position, a length, and a diameter of the transmit grounding bar,

wherein the transmit grounding bar directly connects to at least one of the transmit metal electrode and the transmit cavity.

US Pat. No. 9,054,809

RADIO FREQUENCY OPTICAL MODULE AND OPTICAL TRANSMISSION APPARATUS INCLUDING THE SAME

Electronics and Telecommu...

1. An optical module comprising:
a stem;
a thermo-electric cooler (TEC) on the stem;
a first sub-mount on the TEC;
an optical element on the first sub-mount;
a plurality of electrode lead wirings inserted from an outside to an inside of the stem and disposed adjacent to the TEC and
the optical element;

a second sub-mount between the electrode lead wirings and the optical element;
radio frequency (RF) transmission lines on the second sub-mount;
a plurality of bonding wires connecting the RF transmission lines and the optical element, the plurality of bonding wires
connecting the RF transmission lines and the electrode lead wires; and

an impedance matching unit disposed around the RF transmission lines and the electrode lead wirings, the impedance matching
unit controlling impedances of the RF transmission lines and the electrode lead wirings.

US Pat. No. 9,048,059

STACKED X-RAY TUBE APPARATUS USING SPACER

ELECTRONICS AND TELECOMMU...

1. A stacked x-ray tube apparatus using a spacer, comprising:
a cathode including a cathode electrode, a cathode substrate and a field emitter formed on the cathode substrate, the cathode
emitting electrons through the field emitter;

a gate configured to apply an electric field to the field emitter through a gate electrode with a gate hole;
a focusing electrode configured to focus electrons generated from the cathode;
an anode configured to generate x-rays when the focused electrons hit on an anode target; and
a plurality of insulating spacers including:
a first insulating spacer disposed between the cathode electrode and the gate electrode to maintain a predetermined gap between
the cathode electrode and the gate electrode, and

a second insulating spacer inserted between the field emitter and the gate hole to maintain a predetermined gap between the
field emitter and the gate hole.

US Pat. No. 10,244,559

METHOD FOR TRANSMITTING UP LINK CONTROL SIGNAL IN MOBILE COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method of wireless communication, the method comprising:transmitting, at a terminal, a random access preamble;
receiving, at the terminal, first information, wherein the first information comprises information on resource block assignment;
determining, at the terminal, that a first identifier is used to generate at least a part of the first information; and
obtaining, at the terminal, data at least based on the information on resource block assignment in response to the first identifier being used to generate at least the part of the first information,
wherein:
the data comprises a first bit and a first random access response, and
the first bit indicates whether the data further comprises a second bit and a second random access response.

US Pat. No. 9,984,704

VEHICLE CLASSIFICATION SYSTEM AND METHOD

Electronics and Telecommu...

1. A vehicle classification system comprising:a sound generation module configured to generate a sound caused by friction with a wheel of a passing vehicle; and
a sensor node configured to collect the sound generated by the sound generation module, analyze the collected sound to acquire axle information, and classify a model of the vehicle on the basis of the acquired axle information.

US Pat. No. 9,907,093

METHOD AND APPARATUS FOR RANDOM ACCESS IN COMMUNICATIONS SYSTEM

Electronics and Telecommu...

1. A method for a random access of a terminal in a communications system using at least one beam, the method comprising:
determining a random access preamble from a beam based preamble group and a cell based preamble group, respectively;
if a random access preamble from the beam based preamble group is determined to be used, transmitting the determined random
access preamble through a beam among the at least one beam; and

if a random access response for the random access preamble is not received from a base station for a set interval, transmitting
the determined random access preamble from another group through the beam,

wherein the cell based preamble group includes random access preambles allocated in each cell, and the beam based preamble
group includes random access preambles allocated in each beam,

wherein the determining of the random access preamble from one group includes:
if it does not correspond to any of exception cases, preferentially selecting the random access preamble from the beam based
preamble group; and

if it corresponds to any of the exception cases, selecting the new random access preamble from the cell based preamble group,
and

wherein the exception cases include:
exception case 1, if a value of path-loss estimated from a reference signal of the base station is greater than a set reference
value,

exception case 2, if interference between a beam determined by the terminal and a neighboring beam of the base station is
greater than a set reference value, and

exception case 3, in the case in which restriction on latency of the terminal is higher than a set reference.

US Pat. No. 9,900,889

TERMINAL AND METHOD FOR ALLOCATING RESOURCE

Electronics and Telecommu...

1. A method for allocating a resource of a terminal, the method comprising:
receiving downlink data through a downlink sub-frame according to a frame configuration from a base station; and
allocating a resource for a device-to-device communication to at least one uplink sub-frame according to the frame configuration
by considering a hybrid ARQ (HARQ) transmission delay with respect to the received downlink data,

wherein the HARQ transmission delay is defined by a time or a number of sub-frames to an initial sub-frame that can be retransmitted,
after transmitting ACK/NACK with regard to the downlink data reception, and

wherein the resource for the device-to-device communication is allocated to uplink sub-frames#3 and 8 when the frame configuration is 0 or 1, the resource for the device-to-device communication is allocated to uplink sub-frames#2 and 7 when the frame configuration is 2, the resource for the device-to-device communication is allocated to an uplink sub-frame#3 when the frame configuration is 3 or 4, the resource for the device-to-device communication is allocated to the uplink sub-frame#2 when the frame configuration is 5, or the resource for the device-to-device communication is allocated to the uplink sub-frame#8 when the frame configuration is 6.

US Pat. No. 9,819,963

INTER PREDICTION METHOD AND APPARATUS FOR SAME

ELECTRONICS AND TELECOMMU...

1. An image decoding apparatus comprising:
a motion estimator generating a merge candidate list relating to a current block, determining a merge candidate for the current
block based on the merge candidate list and a merge candidate index, and deriving motion information of the current block
from motion information of the determined merge candidate, wherein the merge candidate list includes a plurality of merge
candidates including a temporal merge candidate, and wherein the merge candidate index selects one of the merge candidates
in the merge candidate list;

a motion compensator generating a prediction block corresponding to the current block based on the derived motion information;
and

a reconstructed block generator generating a reconstructed block corresponding to the current block based on the prediction
block,

wherein motion information of the temporal merge candidate includes a motion vector and a reference picture index,
wherein the motion vector of the temporal merge candidate is derived from a motion vector of a collocated block within a collocated
picture, and the reference picture index of the temporal merge candidate is set equal to 0 regardless of the motion information
of a reconstructed neighboring block adjacent to the current block,

wherein the collocated picture is a reference picture having the collocated block among reference pictures included in a reference
picture list, wherein an encoding mode of the current block is a merge mode, and

wherein the collocated block is determined to be either a first block including a right-bottom position of the current block
or a second block including a center position of the current block.

US Pat. No. 9,811,063

APPARATUS AND METHOD OF DISCRIMINATING REFORMULATED FUEL

ELECTRONICS AND TELECOMMU...

1. An apparatus of discriminating reformulated fuel, the apparatus comprising:
a fuel sensing unit comprising first and second electrode plates which are spaced and face each other, and a measuring part
connected to the first and second electrode plates;

a fuel control valve unit comprising a control valve part blocking a fuel passage and a second actuator driving the control
valve part; and

a control unit connected to the measuring part and the second actuator, and operating the second actuator based on a capacitance
measured from the measuring part,

wherein the fuel sensing unit further comprises a first actuator allowing the second electrode plate to move toward the first
electrode plate to reduce a separation distance between the first electrode plate and the second electrode plate.

US Pat. No. 9,686,711

METHOD AND APPARATUS FOR ACTIVATING AND DEACTIVATING SERVING CELL

Electronics and Telecommu...

1. A method for activating and deactivating serving cells of at least one slave base station set in a terminal by a master
base station, comprising:
selecting a target serving cell in which a state is changed, among the serving cells of at least one slave base station set
in the terminal;

generating a MAC control element which instructs a state change of the target serving cell;
determining whether an uplink between a target slave base station managing the target serving cell and the terminal is in
a synchronous state or in an asynchronous state,

wherein in response to the uplink between the target slave base station and the terminal being in an asynchronous state, directly
transmitting the MAC control element to the terminal, and

wherein in response to the uplink between the target slave base station and the terminal being in a synchronous state, transmitting
the MAC control element to the terminal through the target slave base station.

US Pat. No. 9,654,533

METHOD OF ADAPTIVELY DELIVERING MEDIA BASED ON RECEPTION STATUS INFORMATION FROM MEDIA CLIENT AND APPARATUS USING THE SAME

ELECTRONICS AND TELECOMMU...

1. A media transmission method by a media transmission apparatus, comprising:
sending a first message, comprising configuration information for media requested by a terminal, to the terminal;
sending, to the terminal, a first media packet comprising first data corresponding to a first transport characteristic and
second data corresponding to a second transport characteristic;

receiving, from the terminal, a second message comprising reception quality information for the first media packet based on
the configuration information; and

sending, to the terminal, a second media packet comprising the first data in response to determining that a reception status
of the terminal is changed based on the reception quality information for the first media packet,

wherein the second message comprises a duration for which a reception status of the first media packet was measured, a loss
rate of the first media packet received for the duration, an average interval in which two media packets are received for
the duration, a time taken to send the first media packet for the duration, a time when the terminal sent a status information
message for the duration, a peak bit rate for the duration, and information about buffer fullness remaining in the terminal
for the duration which is used in MPEG Media Transport (MMT),

wherein a connection between the media transmission apparatus and the terminal is disconnected without notification to the
media transmission apparatus upon determining that a reception of the media requested is impossible based on the configuration
information,

wherein the first message comprising the configuration information includes information about a transport characteristic of
the media and information about a method of sending reception quality information for the media, and

wherein the information about a method of sending reception quality information for the media includes pieces of information
about contents included in the reception quality information, a period in which the reception quality information is transmitted,
and a network status at a point of time at which the reception quality information is transmitted.

US Pat. No. 9,641,412

METHOD AND APPARATUS FOR GUARANTEEING TRAFFIC QUALITY OF COMMUNICATION MODULE IN WIRELESS COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A communication control apparatus for controlling data transmission performed by a first communication module and a second
communication module, each using a different communication scheme, the apparatus comprising:
a receiver to receive traffic information associated with the first communication module;
an operating unit to calculate, based on the traffic information, a slack time, starting from a first point in time and ending
at a second point in time at which traffic relating to the first communication module occurs; and

a transmitter to transmit the slack time to the second communication module,
wherein the first point in time is a point in time at which the second communication module requests the slack time from the
communication control apparatus in order to transmit data, and

wherein the first communication module is a Bluetooth module and the second communication module is a wireless local area
network (WLAN) module.

US Pat. No. 9,602,131

BIT INTERLEAVER FOR LOW-DENSITY PARITY CHECK CODEWORD HAVING LENGTH OF 64800 AND CODE RATE OF 3/15 AND 16-SYMBOL MAPPING, AND BIT INTERLEAVING METHOD USING SAME

ELECTRONICS AND TELECOMMU...

1. A bit group-unit interleaver, comprising:
a first memory configured to store a low-density parity check (LDPC) codeword having a length of 64800 and a code rate of
3/15;

a processor configured to generate an interleaved codeword by interleaving the LDPC codeword on a bit group basis, the size
of the bit group corresponding to a parallel factor of the LDPC codeword; and

a second memory configured to store the interleaved codeword corresponding to a modulator for 16-symbol mapping,
wherein the interleaving is performed using the following equation using permutation order:
Yj=X?(j)0?j?Ngroup
where X?(j) is a ?(j)th bit group (Xj is a j-th bit group), Yj is an interleaved j-th bit group, Ngroup is the number of bit groups obtained by dividing the LDPC codeword into the bit groups, and ?(j) is a permutation order for
bit group-based interleaving,

wherein the permutation order corresponds to an interleaving sequence represented by the following interleaving sequence:
{52 92 175 26 45 81 117 74 119 147 120 135 144 87 3 51 20 170 143 125 15 39 5 174 79 16 176 44 19 69 11 111 121 37 160 88
50 76 129 138 157 86 113 164 142 98 9 93 166 78 73 167 168 40 131 27 89 156 177 171 116 152 0 127 36 8 153 59 75 13 105 55
122 132 172 2 58 126 162 30 77 158 17 96 100 42 63 134 154 6 90 128 83 60 146 124 178 99 123 108 133 159 151 145 61 53 68
31 41 94 35 21 49 82 80 4 155 7 57 95 62 56 65 140 163 148 23 161 169 47 67 139 72 43 110 46 150 109 115 32 14 179 85 165
112 25 64 173 10 102 114 71 66 84 24 141 29 104 107 54 12 91 1 118 136 18 101 149 130 103 106 38 70 48 28 137 97 34 22 33},
and

wherein a modulated signal output from the modulator corresponds to a transmission signal, the transmission signal being transmitted
to a reception device.

US Pat. No. 9,601,112

SPEECH RECOGNITION SYSTEM AND METHOD USING INCREMENTAL DEVICE-BASED ACOUSTIC MODEL ADAPTATION

ELECTRONICS AND TELECOMMU...

1. A speech recognition system using incremental device-based acoustic model adaptation comprising:
a model selector configured to select an acoustic model of a multi-model tree by verifying and categorizing a device key transmitted
from a user device;

a model manager configured to generate and incrementally adapt the multi-model tree by categorizing voice data based on the
device key; and

a speech recognizer configured to perform speech recognition based on the selected acoustic model and transmit data of which
reliability exceeds a predetermined threshold value to the model manager,

wherein the device key represents channel features of the user device, and
wherein the model manager comprises:
a device-based multi-model tree generating part configured to categorize the voice data based on the device key, extract features
therefrom and form the multi-model tree, the multi-model tree being categorized by the device key and comprising hierarchical
acoustic models, incremental data and device key trees;

a data incrementing part configured to receive data of which the reliability exceeds the predetermined threshold value from
the speech recognizer, increment phonetic information and data to the multi-model tree, evaluate a degree of the incremented
data of each node, and report a result of the evaluation to a model adaptation generating part when the degree exceeds a predetermined
reference value; and

the model adaptation generating part configured to incrementally adapt acoustic models corresponding to nodes where newly
adapted data from the multi-model tree exceeds the predetermined reference value by using the phonetic information transmitted
from the data incrementing part.

US Pat. No. 9,584,433

DATA TRANSMISSION METHOD AND APPARATUS

ELECTRONICS AND TELECOMMU...

1. A data transmission apparatus comprising:
a queue management unit to manage, using a processor, at least one queue in which information associated with at least one
buffer descriptor (BD) is stored;

a scheduler to estimate information to be transmitted among information associated with at least one media access control
(MAC) protocol data unit (MPDU) using at least one transmission bitmap (Tx bitmap), to obtain a maximum length of a physical
service data unit (PSDU) to be stored in a presentation protocol data unit (PPDU), and to set an aggregation flag until a
size of aggregation becomes less than the maximum length of the PSDU, using a processor;

a data transmitter to read the estimated information from information associated with a BD indicated in the at least one Tx
bitmap, and transmit the read information to a physical layer, using a processor; and

a physical layer management unit to generate information associated with PPDU based on the transmitted information, and transmit
the generated information over the air, using a processor,

wherein the at least one BD includes information associated with the at least one MPDU and the aggregation flag for a transmission
performed in a physical layer.

US Pat. No. 9,516,592

APPARATUS AND METHOD FOR CONTROLLING TRANSMISSION SCHEDULE FOR BUFFERED DATA IN WIRELESS LAN, AND TERMINAL FOR RECEIVING BUFFERED DATA BASED ON TRANSMISSION SCHEDULE IN WIRELESS LAN

ELECTRONICS AND TELECOMMU...

1. An apparatus for controlling a transmission schedule of buffered data in a wireless local area network (WLAN), the apparatus
comprising:
a grouping unit to group terminals based on at least one of a service characteristic and a traffic characteristic of each
of the terminals;

a group information assigner to assign group information to each of the grouped groups to wake up in a different time; and
a transmitter to transmit at least one of group delivery traffic indication map (DTIM) information and the buffered data based
on the assigned group information,

wherein the transmitter inserts, into a beacon, a group DTIM descriptor element, and transmits the beacon, and
wherein the group DTIM descriptor element comprises a count value of a group counter decreasing per transmission interval
of a group DTIM and an offset value of an offset counter increasing per transmission interval of the beacon when the count
value becomes a preset value.

US Pat. No. 9,504,065

METHOD FOR PROTECTING OPPORTUNITY TO TRANSMIT DATA FRAME IN WIRELESS LAN SYSTEM

ELECTRONICS AND TELECOMMU...

1. An access point for protecting transmission opportunity (TXOP) of a data frame in a wireless LAN system, comprising:
the access point configured to generate a data frame including a legacy-signal (L-SIG) field, and transmit the data frame
through at least one of a multi-user multi-antenna scheme and a multi-channel scheme;

wherein the L-SIG field is determined by transmission time (TXTIME) of a plurality of data units included in the data frame
corresponding to very high throughput (VHT)-mode packets based on a transmission scheme of a VHT mode,

wherein the TXTIME is determined by a total number of data symbols in a data field of the data frame.

US Pat. No. 9,497,683

HANDOVER METHOD AND APPARATUS

Electronics and Telecommu...

1. A handover method for a UE (user equipment), the method comprising:
the UE receiving a handover command message from a serving base station;
the UE performing cell selection to determine the best cell to handover based on the handover command message;
the UE transmitting a handover indication message to the serving base station if it is determined that the handover is to
be performed; and

the UE performing handover,
wherein a determining of the handover is at a timing different from a timing of receiving the handover command message.

US Pat. No. 9,485,666

AVAILABLE CHANNEL INFORMATION SHARING SYSTEM AND AVAILABLE CHANNEL INFORMATION SHARING METHOD

ELECTRONICS AND TELECOMMU...

1. An available channel information sharing system sharing available channel information for each unit region, the system
comprising:
a server;
a white band device placed in a unit region; and
a white band sensing device placed in the unit region, wherein the white band sensing device is configured to:
create position information,
transmit the created position information to the server,
receive unit region information corresponding to the position information from the server,
sense a first number of broadcasting signals broadcasted from at least one broadcasting station, and
transmit first available channel information based on channel information of the first number of broadcasting signals to the
white band device.

US Pat. No. 9,485,042

TRANSMITTING AND RECEIVING APPARATUS AND METHOD FOR SEPARATING MULTIPLE BROADCAST SIGNALS IN TERRESTRIAL CLOUD BROADCAST SYSTEM

ELECTRONICS AND TELECOMMU...

1. A terrestrial cloud broadcast signal transmitting apparatus comprising:
a plurality of transmitters for transmitting a plurality of terrestrial cloud broadcast signals, wherein each of the plurality
of transmitters includes,

an encoder encoding input data to generate a code word; and
a scrambler scrambling the generated code word using a scramble sequence uniquely allocated for each transmitter so that the
plurality of terrestrial cloud broadcast signals are distinguished from each other,

wherein a plurality of scramblers are used to distinguish the plurality of terrestrial cloud broadcast signals from each other.

US Pat. No. 9,485,836

CONTROLLING APPARATUS FOR DIMMING LEVEL OF LIGHT AND CONTROLLING METHOD OF THE SAME

ELECTRONICS AND TELECOMMU...

1. A controlling apparatus for a dimming level of a light disposed on a ceiling surface, the controlling apparatus comprising:
a sampling unit sampling an illumination value of a ceiling area depending on a change in the dimming level of the light;
a communication unit receiving an illumination value of a floor area at a minimum dimming level of the light and an illumination
value of the floor area at a maximum dimming level of the light;

an estimation unit estimating an illumination value of the floor area at a current dimming level of the light based on an
algorithm defined by using the illumination value of the floor area and the illumination value of the ceiling area at the
minimum dimming level of the light, the illumination value of the floor area and the illumination value of the ceiling area
at the maximum dimming level of the light, and the illumination value of the ceiling area at the current dimming level of
the light; and

a control unit controlling the dimming level of the light so that the estimated illumination value of the floor area and a
target illumination value coincide with each other.

US Pat. No. 9,451,572

METHOD AND APPARATUS FOR ADJUSTING SIGNAL TRANSMISSION STARTING POINT OF TERMINAL IN WIRELESS NETWORK

ELECTRONICS AND TELECOMMU...

1. A first terminal performing cooperative communicate with a relay and a second terminal comprising:
a processor configured to:
transmit a first request frame to the relay;
transmit a second request frame to the second terminal;
receive a first response frame from the relay at first time corresponding to the first request frame;
receive a second response frame from the second terminal at second time different from the first time corresponding to the
second request frame;

adjust transmitting time point of the relay using a time difference between an estimated arrival time and an actual arrival
time for the first response frame and the second response frame; and

retransmit the first request frame to the relay based on the adjusted transmitting time point.

US Pat. No. 9,448,874

APPARATUS AND METHOD FOR PREVENTING ERROR IN PHYSICALLY UNCLONABLE FUNCTION

ELECTRONICS AND TELECOMMU...

1. A method for preventing an error in a physically unclonable function (PUF), comprising:
selecting any value, from a physically unclonable function based on a volatile memory device, as an input value, and checking
a response corresponding to the selected input value;

classifying cells having a plurality of bits corresponding to the response depending on frequency of error occurrence;
calculating a number of white cells, in which an error does not occur, from classified results; and
determining whether the number of white cells is greater than a preset threshold number of white cells, and selecting an input
value of the physically unclonable function based on results of determination.

US Pat. No. 9,438,002

LASER SYSTEM

Electronics and Telecommu...

1. A laser system comprising:
a laser device providing a laser pulse;
a pulse compressor;
a pulse stretcher disposed between the pulse compressor and the laser device and dispersing the laser pulse provided by the
laser device; and

a filament portion disposed between the pulse stretcher and the pulse compressor,
wherein the filament portion expands a spectrum of the laser pulse dispersed by the pulse stretcher by using self-focusing
and a filament phenomenon of the dispersed laser pulse, the filament portion comprises N-SF11.

US Pat. No. 9,425,866

METHOD AND APPARATUS FOR RECEIVING COUPLED SIGNAL OF TERRESTRIAL SIGNAL AND MOBILE SIGNAL

Electronics and Telecommu...

1. A receiving apparatus of a coupled signal of a terrestrial signal and a mobile signal, the receiving apparatus comprising:
an antenna that receives the mobile signal and the terrestrial signal that are transmitted with one channel;
a tuner that selects a desired frequency of the received signal by tuning and that converts the received signal to an intermediate
frequency signal;

an analog to digital converter (A/D converter) that converts the intermediate frequency signal that is converted in the tuner
to a digital signal;

a demodulator that demodulates and outputs the digital signal that is output from the A/D converter; and
an equalization processor that estimates a transmission channel by detecting a training signal of the mobile signal and the
terrestrial signal from an output signal of the demodulator and that compensates distortion existing in mobile signal data
and terrestrial signal data;

wherein the equalization processor comprises a first equalization processor that detects the training signal of the terrestrial
signal from an output signal of the demodulator, estimates a transmission channel of the terrestrial signal through the training
signal that is inserted into a data area of the terrestrial signal, and corrects distortion of terrestrial signal data, and

a second equalization processor that detects the training signal of the mobile signal from an output signal of the demodulator
or the first equalization processor, estimates a transmission channel of the mobile signal through the training signal that
is inserted into a data area of the mobile signal, and corrects distortion of mobile signal data,

wherein the first equalization processor comprises a first channel estimator that estimates a transmission channel of the
terrestrial signal through the training signal that is inserted into a data area of the terrestrial signal from an output
signal of the demodulator and that estimates a transmission channel by detecting a transmitting signal corresponding to a
received terrestrial signal using a previously equalized signal through determined data and an adaptive filter that compensates
distortion existing in the terrestrial signal data using a channel estimation value of the first channel estimator and a channel
estimation value of a mobile signal that is input in the second equalization processor, and

the second equalization processor comprises a second channel estimator that estimates a transmission channel of a mobile signal
through the training signal that is inserted into a data area of the mobile signal from an output signal of the demodulator
and that estimates a transmission channel by detecting a transmitting signal corresponding to a received mobile signal using
a previously equalized signal through determined data, and that transfers the channel estimation value from the second channel
estimator to the first equalization processor and an adaptive filter that compensates distortion existing in the mobile signal
data using the channel estimation value from the second channel estimator.

US Pat. No. 9,424,844

APPARATUS AND METHOD FOR GENERATING WAVE FIELD SYNTHESIS SIGNALS

Electronics and Telecommu...

1. A wave field synthesis (WFS) signal generation apparatus comprising:
a waveform propagation distance determination unit to determine a propagation distance of a waveform propagated from a sound
source based on a height of a speaker,

wherein the height of the speaker is at a different height from a height of a user, and
wherein the waveform propagation distance determination unit also uses a distance between the sound source and the speaker
with respect to a horizontal plane and a distance between the speaker and the user with respect to the horizontal plane to
determine the propagation distance of the waveform;

a WFS signal generation unit to generate a WFS signal corresponding to the speaker using the propagation distance of the waveform,
and,

a speaker recognition unit to recognize the speaker disposed at the different height from the height of the user among speakers
included in a wave field reproduction system,

wherein a speaker disposed at the same height of the user is not recognized by the speaker recognition unit.

US Pat. No. 9,419,682

APPARATUS AND METHOD FOR PROVIDING NEAR FIELD COMMUNICATION FOR MOBILE DEVICE

ELECTRONICS AND TELECOMMU...

1. A method for providing near field communication (NFC) for a mobile device, wherein the method is performed by an NFC providing
apparatus, the NFC providing apparatus being employed in the mobile device, including a universal serial bus (USB) interface,
and being connected to an antenna employed in the mobile device, the method comprising:
detecting a radio frequency (RF) signal generated from an external device of the mobile device through the antenna while power
is not provided to the NFC providing apparatus by the mobile device;

outputting a logical value for notifying that a non-contact signal is detected when the RF signal is detected while power
is not provided by the mobile device, the logical value being transmitted to the mobile device;

being provided with power by the mobile device which checks that the non-contact signal is detected by the logical value;
receiving a command notifying that the power is provided by the mobile device through a data line of the USB interface; and
transmitting ATR (answer to reset) serving as a response to the command to the mobile device after the command notifying that
the power is provided is received.

US Pat. No. 9,413,492

METHOD AND APPARATUS FOR TRANSMITTING DATA IN OPTICAL TRANSPORT NETWORK

ELECTRONICS AND TELECOMMU...

1. A method for transmitting client data in an optical transport network, comprising:
generating an optical transmission unit (OTU) frame including an in-band area including a first area to which payload data
and overheard of the payload data are allocated and a second area to which fixed stuff is allocated and an out-band area to
which FEC parity bits are allocated, the second area being located in 8 byte area between the first area of the in-band area
and the out-band area; and

transmitting the client data based on the OTU frame.

US Pat. No. 9,407,871

APPARATUS AND METHOD FOR CONTROLLING EYE-TO-EYE CONTACT FUNCTION

Electronics and Telecommu...

1. A method of controlling a teleconference for controlling an eye-to-eye contact function of a teleconference system, comprising:
generating gaze information about a local participant from an image obtained by a camera in real time;
generating positon information about eyes or a face of a remote participant displayed on a screen of a display device for
a teleconference from telepresence data received from a teleconference system of the remote participant through a network
in real time; and

determining whether to apply an eye-to-eye contact function to the image obtained by the camera by using the gaze information
about the local participant and the position information about the eyes or the face of the remote participant,

wherein the eye-to-eye contact function is not applied when the local participant looks at a point away from the remote participant,
using eye tracing for the local participant and the remote participant,

wherein the generating of the position information about the eyes or the face of the remote participant includes generating
coordinates relative to the camera or a predetermined reference point as the position information about the eyes or the face
of the remote participant, and

wherein the determining whether to apply the eye-to-eye contact function includes determining to apply the eye-to-eye contact
function when the local participant looks in a direction of a remote participant display region on the screen of the display
device according to the gaze information about the local participant, and the eyes of the remote participant face a front
side according to the position information about the eyes or the face of the remote participant.

US Pat. No. 9,408,137

DISCOVERY SIGNAL TRANSMITTED IN DIRECT COMMUNICATION SYSTEM, AND METHOD OF TRANSMITTING/RECEIVING THE DISCOVERY SIGNAL

ELECTRONICS AND TELECOMMU...

1. A method in which a first mobile device joining in device to device direct communication transmits a discovery signal,
the method comprising:
transmitting a first discovery signal for discovering a device using at least one of a plurality of discovery resources in
one of a plurality of discovery frames for device or service discovery included in an ultraframe, each discovery frame including
a plurality of discovery resources that belong to a same resource class of a plurality of resource classes, the plurality
of resource classes being periodically available with different cycles, each of the cycles being no smaller than a cycle of
the ultraframe; and

transmitting a second discovery signal for discovering a service using the ultraframe, wherein
the first and second discovery signals have a same format, and each include
a first field representing whether the first discovery signal is a signal for discovering a device or a signal for discovering
a service, and

a second field comprising one of device identifier information (Device ID) of the first mobile device and service information
of a service that the first mobile device provides according to a value of the first field, and

a time interval between each of the plurality of discovery frames corresponds to a length of a plurality of superframes.

US Pat. No. 9,397,744

METHOD FOR SENDING AND RECEIVING DATA ON A COOPERATIVE COMMUNICATIONS SYSTEM AND A COOPERATIVE COMMUNICATIONS METHOD

ELECTRONICS AND TELECOMMU...

1. A data transmission method of a source node in a cooperative communication system, comprising:
performing a beamforming to a relay node, including forming a first transmit antenna pattern of the source node such that
a first beam direction of an antenna of the source node is directed towards the relay node;

performing a beamforming to a destination node, including forming a second transmit antenna pattern of the source node such
that a second beam direction of the antenna of the source node is directed towards the destination node; and

transmitting, by the source node, data selectively to the relay node and to the destination node in two different time slots,
including

transmitting the data to the relay node in a first time slot, and
subsequently transmitting the data to the destination node, concurrently with a transmission of the data by the relay node
to the destination node, in a second time slot,

wherein the source node modulates the data using QPSK (quadrature phase shift keying) or 16 QAM (quadrature amplitude modulation),
and transmits the modulated data to the relay node in the first time slot,

wherein the relay node estimates the data received from the source node, encodes the estimated data, and transmits the encoded
estimated data to the destination node in the second time slot,

wherein the source node encodes the data, and transmits the encoded data to the destination node in the second time slot,
wherein the data and the estimated data are respectively encoded by the source node and the relay node and are transmitted
to the destination node in the second time slot,

wherein the data includes odd symbols and even symbols constituting the data,
wherein the odd symbols are derived by applying a conjugation to the even symbols, or the even symbols are derived by applying
a conjugation to the odd symbols, and

wherein the relay node transmits the data using FD (Full Duplex) or HD (Half Duplex).

US Pat. No. 9,390,426

PERSONALIZED ADVERTISEMENT DEVICE BASED ON SPEECH RECOGNITION SMS SERVICE, AND PERSONALIZED ADVERTISEMENT EXPOSURE METHOD BASED ON PARTIAL SPEECH RECOGNITION SMS SERVICE

ELECTRONICS AND TELECOMMU...

1. A personalized advertisement device based on a speech recognition SMS service, comprising:
a speech recognition unit configured to convert input speech data into character strings;
an emotion recognition unit configured to parse the input speech data to recognize an emotion state of a user;
a position recognition unit configured to receive positional information of the user;
a context parsing unit configured to parse the character strings from the speech recognition unit to grasp a context intention
after the speech data has been completely converted into the character strings;

an intention grasping unit configured to grasp a first intention of the user by using a partially recognized context intention
while the speech data continues to be converted into the character strings and the positional information from the position
recognition unit and the partially recognized context intention from the context parsing unit; and

an advertising selection unit configured to extract a first advertisement from an advertising database, while the speech data
continues to be converted by the speech recognition unit, and to transmit the extracted first advertisement to be displayed
on user equipment, together with the character strings from the speech recognition unit,
wherein the intention grasping unit is configured to grasp a second intention of the user by using completed results from
the speech recognition unit, the emotion state of the user from the emotion recognition unit, and the positional information
from the position recognition unit, and
wherein the advertising selection unit is configured to extract an optimal second advertisement from the advertising database
based on the second intention from the intention grasping unit and to transmit the extracted second advertisement to the user
equipment after the speech data is completely converted into the character strings.

US Pat. No. 9,383,450

APPARATUS AND METHOD FOR GENERATING SATELLITE NAVIGATION SIGNAL BASED ON SOFTWARE

ELECTRONICS AND TELECOMMU...

1. An apparatus for generating a satellite navigation signal based on software, the apparatus comprising:
an orbit data processing unit to calculate, based on receiver independent exchange format (RINEX) data, (i) visible satellite
information, (ii) navigation data, (iii) a pseudo distance for each visible satellite, (iv) a Doppler for each visible satellite,
and (v) a Doppler period;

a navigation message processing unit to generate, for each visible satellite based on the navigation data, a navigation message
frame required to generate a satellite navigation signal; and

a signal generating unit to generate a satellite navigation signal of a digitized intermediate frequency for each visible
satellite based on (i) the navigation message frame for each visible satellite, (ii) the pseudo distance for each visible
satellite, and (iii) the Doppler for each visible satellite during the Doppler period,

wherein the signal generating unit includes at least one Digitally Controlled Oscillator (DCO) used to generate the satellite
navigation signal, and

wherein the Doppler period calculator calculates the Doppler period according to equation:
b=a/(T1?_doppler?T1_doppler)

where b denotes a duration of a Doppler period, a denotes a predetermined Doppler displacement, T1_doppler denotes a Doppler value at a first time T1, and T1?_doppler denotes a Doppler value at a second time T1?, and wherein the second time T1? occurs after a predetermined period of time is elapsed from the first time T1.

US Pat. No. 9,374,382

APPARATUS AND METHOD FOR ATTACK SOURCE TRACEBACK

ELECTRONICS AND TELECOMMU...

1. An apparatus for an attack source traceback, comprising:
a server information extracting unit configured to detect an attack for a system, which is generated via a server to thereby
extract information on the server;

a traceback agent installing unit configured to install a traceback agent in a command and control server based on the information
on the server; and

a traceback unit configured to find an attack source for the system by analyzing network information of the server obtained
by the traceback agent, and to sequentially install the traceback agent from a closest server to the system among a plurality
of servers in case of an attack for the system which is generated via the plurality of servers,

wherein the traceback agent installing unit installs the traceback agent in the command and control server and hides an execution
result of the traceback agent so that an attacker does not perceive the installation of the traceback agent.

US Pat. No. 9,364,865

SYSTEM AND METHOD FOR SORTING PARCEL

Electronics and Telecommu...

1. A system for sorting a parcel, which moves an article to a cart according to destination information of the article to
classify the article to a chute for each destination, the system comprising:
an article position detecting unit which detects positional information of the article loaded on the cart that moves in a
first direction by a track which moves in the first direction; and

a control unit which controls the cart to rotate in a second or third direction according to the detected positional information
of the article and destination information of the article,

wherein the article position detecting unit includes:
a first sensor which linearly senses the article in the second or third direction of the cart;
a second sensor which senses the article in a first diagonal direction of the cart; and
a third sensor which is positioned to be opposite to the second sensor and senses the article in a second diagonal direction
of the cart.

US Pat. No. 9,361,591

APPARATUS AND METHOD FOR BUILDING MAP OF PROBABILITY DISTRIBUTION BASED ON PROPERTIES OF OBJECT AND SYSTEM

ELECTRONICS AND TELECOMMU...

1. An apparatus for building a map of probability distribution, comprising:
a sensor information collector configured to collect sensor information from a plurality of physical sensors;
an object recognizer configured to recognize an object by integrating and inferring the sensor information, and to acquire
object information which is information about the object;

a probability distribution creator configured to determine whether to apply an object property model including at least one
of kinematic properties, shape properties, and probabilistic properties in correspondence to the object information, to acquire
object properties corresponding to the object information, and to create a probability distribution based on the object properties,
and

a database configured to store definition of the object, the object property model, and a system property model which is a
model about properties of a system,

wherein the probability distribution creator searches for the object information in the database to determine whether the
object corresponding to the object information has been defined in the database,

wherein the probability distribution creator acquires the object properties using the object property model if the object
information has been defined in the database, and creates the object properties using the object information of the recognized
object if the object information has not been defined in the database.

US Pat. No. 9,361,897

DEVICE AND METHOD FOR ENCODING AND DECODING MULTICHANNEL SIGNAL

Electronics and Telecommu...

1. An apparatus for encoding a multi-channel signal, the apparatus comprising:
a multi-channel signal converter to convert a first multi-channel signal into a second multi-channel signal having a fewer
number of channels when compared to the first multi-channel signal;

a remaining signal generator to generate a remaining signal using a difference between the first multi-channel signal and
the second multi-channel signal; and

an encoder to encode the second multi-channel signal and the remaining signal.

US Pat. No. 9,363,718

INTER-CELL INTERFERENCE CONTROL METHOD AND APPARATUS

Electronics and Telecommu...

1. An inter-cell interference control method that is performed in a mobile base station, comprising:
providing handover request information including interference information to a source base station;
receiving handover completion information in accordance with the handover request information from at least one of the source
base station and a target base station;

receiving interference control information in accordance with the interference information from the target base station;
forming a network with a terminal based on the interference control information, wherein the interference control information
comprises allocation resources designated at a specific timing; and

adjusting a frequency resource designated at the specific timing or a time resource designated at the specific timing with
respect to a small base station connected to the mobile base station based on the interference control information.

US Pat. No. 9,352,690

APPARATUS AND METHOD FOR DETECTING OBSTACLE ADAPTIVELY TO VEHICLE SPEED

Electronics and Telecommu...

1. An apparatus for detecting an obstacle adaptively to vehicle speed, comprising:
a Global Positioning System (GPS) configured to generate information about a speed of a vehicle and a Pulse Per Second (PPS)
signal;

a speed-adaptive camera sensor configured to adjust a range of a detection region on an image of an area around the vehicle
captured by a camera based on the information about the speed of the vehicle, and to generate first detection data on the
obstacle within the range of the detection region using the PPS signal as a synchronization signal;

a speed-adaptive laser scanner sensor configured to adjust a range of an angle of a field of view of a laser scanner for detecting
the obstacle around the vehicle based on the information about the speed of the vehicle, and to generate second detection
data on the obstacle within the range of the angle of the field of view using the PPS signal as a synchronization signal;
and

a processor configured to:
receive, by a control unit, the information about the speed of the vehicle and the PPS signal from the GPS;
generate and output, by the detection data integration unit, obstacle detection data by integrating the first detection data
and the second detection data based on a first PPS delay signal and a second PPS delay signal,

wherein the obstacle detection data comprises integrating a plurality of pieces of detection data on detected objects around
the vehicle at the same time with respect the first detection data and the second detection data.

US Pat. No. 9,348,681

APPARATUS AND METHOD FOR DETECTING FAULT OF PROCESSOR

ELECTRONICS AND TELECOMMU...

1. An apparatus for detecting a fault of a processor that includes a plurality of processor cores connected to a memory, each
processor core having a fetch unit, a decoding unit, and an execution unit, the apparatus comprising:
a fetch fault control unit configured to detect a fault occurring in any of the fetch units of the plurality of processor
cores;

a decoding fault control unit configured to detect a fault occurring in any of the decoding units of the plurality of processor
cores; and

an execution fault control unit configured to detect a fault occurring in any of the execution units of the plurality of processor
cores, the execution fault control unit being configured to execute a same instruction in the plurality of processor cores,
to determine a processor core in which a fault has occurred to be a faulty processor core, and to provide a notification of
the faulty processor core to the fetch fault control unit and the decoding fault control unit.

US Pat. No. 9,344,477

APPARATUS AND METHOD FOR PROVIDING STREAMING CONTENT

Electronics and Telecommu...

1. A terminal providing media for a media presentation, comprising:
a processor;
memory;
program instructions stored in the memory and executable by the processor, the program instructions comprising:
an access engine to receive metadata of the media, to receive segments of the media based on information provided by the metadata,
and to decode data of the media that is included in the segments, the metadata comprising one or more periods; and

a media engine to receive the data of the media from the access engine, and to output the media, wherein each of the periods
comprises one or more representations of the media, wherein each of the representations starts from a beginning point of a
period and continues to an ending point of the period, and comprises one or more segments, wherein each one of the periods
is defined by a period element which includes a duration attribute indicating a duration of a period, and wherein the metadata
further comprises a period timeline element which includes a presentation timeline of periods of the media presentation,

wherein the each of the periods include a partial play attribute in the period timeline, and
wherein the partial play attribute allows portions of the each periods to be replayed one or more times.

US Pat. No. 9,341,713

SENSING CIRCUIT FOR RECOGNIZING MOVEMENT AND MOVEMENT RECOGNIZING METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A sensing circuit for recognizing a movement, the circuit comprising:
at least one light emitting device outputting light;
at least one light receiving device receiving the light reflected by an object on the light emitting device and generating
a plurality of current signals proportional to an amount of incident light;

a signal conversion unit converting the plurality of current signals into a plurality of digital signals;
a recognition unit measuring a synthetic digital signal to determine whether an object moves by receiving the plurality of
current signals; and

a control unit controlling the recognition unit,
wherein the recognition unit generates a clock signal for the synthetic digital signal greater than a critical value and measures
a count generated by the clock signal; and

the control unit determines whether the object moves through a comparison of the count and a reference value.

US Pat. No. 9,324,436

METHOD AND APPARATUS FOR CONTROLLING OPERATION OF FLASH MEMORY

ELECTRONICS AND TELECOMMU...

1. A method of controlling operation of flash memory, comprising:
outputting, by a control unit, a control signal adapted to change one or more of program, erase and read voltage conditions
for the flash memory to a voltage adjustment unit in response to input of a PUF mode selection signal; and

changing, by the voltage adjustment unit, the one or more of the program, erase and read voltage conditions for the flash
memory in response to input of the control signal,

wherein the program voltage condition includes voltage level and pulse duration of a single pulse that is applied when a program
operation is performed on the flash memory.

US Pat. No. 9,317,295

ASYNCHRONOUS PIPELINE SYSTEM, STAGE, AND DATA TRANSFER MECHANISM

Electronics and Telecommu...

1. An asynchronous pipeline system having a plurality of stages based on a 4-phase protocol, comprising:
a first stage among the plurality of stages; and
a second stage among the plurality of stages connected next to the first stage,
wherein the first stage transmits and the second stage receives bundled data and control data through an always bundled data
channel and on-demand data through a selectively activated on-demand data channel, wherein the on-demand data channel is only
activated in case of need of the second stage by an on-demand-hand shake request signal transferred from the first stage,

wherein the second stage is configured to verify data to be used at the second stage among the bundled data and the on-demand
data using the control data, and the on-demand data needed at the second stage is selectively inputted through the activated
on-demand data channel to the second stage,

wherein the second stage does not receive the on-demand data when it is not necessary with the second stage as the on-demand
data channel is not activated, as a result of authentication of the control data.

US Pat. No. 9,319,721

METHOD OF CONFIGURING AND TRANSMITTING AN MMT TRANSPORT PACKET

Electronics and Telecommu...

9. A method for generating MPEG Media Transport (MMT) packet structure by packetizing media data, the method comprising:
generating media processing unit (MPU) by encapsulating media fragment unit (MFU) and generating asset based on a media processing
unit; and

generating the MMT packet structure by packetizing a media processing unit included in the asset,
wherein the MMT packet structure operates over a transport layer; and the operations for the MMT packet further comprising:
an MPU Encapsulation, for performing packetization, fragmentation, and synchronization functions of transmitted media;
a Delivery of MMT package, for performing flow control, media multiplexing, error control, the scheduling for an delivery
session, signaling for synchronization in a delivery environment, and signaling for adaptive delivery; and

a message Signaling, for performing signaling functions, including defining formats of message that manage a transfer and
consumption of an MMT package,

a presentation, control and management of the transmitted media, and synchronization of the transmitted media;
wherein the generating the packet comprises generating the packet including a packet sequence number field counting the packet
transmitted,

wherein the asset comprises at least one MPU sharing the same MMT asset ID, and
wherein the MPU is identified by the MMT asset ID and a MPU sequence number.

US Pat. No. 9,306,240

SOLID POLYMERIC ELECTROLYTES AND LITHIUM BATTERY INCLUDING THE SAME

ELECTRONICS AND TELECOMMU...

1. A solid polymeric electrolyte having a pattern that has a structure that is one of a polyhedron structure, a hexahedral
structure, an elliptical structure, a spherical structure, a conical structure, and a polygonal structure, the solid polymeric
electrolyte comprising:
a polymer matrix having a mesh structure, the polymer matrix being formed of a cured photo-crosslinking agent that includes
at least one of polyethyleneglycol diacrylate, triethyleneglycol diacrylate, trimethylolpropaneethoxylate triacrylate, and
Bisphenol A ethoxylate dimethacrylate;

inorganic particles substantially uniformly distributed in the polymer matrix; and
a liquid electrolyte comprised of a lithium salt and an organic solvent impregnated between the polymer matrix and the inorganic
particles,

wherein the liquid electrolyte and the cured photo-crosslinking agent are present in a weight ratio ranging from 50:50 to
99:1,

wherein the liquid electrolyte containing the cured photo-crosslinking agent and the inorganic particles are present in a
weight ratio ranging from 10:90 to 90:10, and

wherein the solid polymeric electrolyte has properties suitable for a printing process to provide said pattern including a
thickness ranging from about 10 nm to about 500 ?m and, prior to curing the photo-crosslinking agent, a viscosity ranging
from 100-10,000 poise under a shear rate condition of 1 sec?1.

US Pat. No. 9,307,345

SEPARABLE MODULE TYPE SNAKE ROBOT FOR PROVIDING SEAMLESS COMMUNICATION AND OPERATION METHOD OF THE SAME

Electronics and Telecommu...

1. A module type snake robot, comprising:
a plurality of robot modules separably connected,
wherein the robot modules are independently separated according to a propagation situation for wireless communication with
a control center,

wherein the robot modules are initially connected to each other and separated sequentially.

US Pat. No. 9,294,327

METHOD FOR IDENTIFYING OFDM COMMUNICATION SIGNAL USING OFDM SYMBOL ESTIMATION

ELECTRONICS AND TELECOMMU...

1. A method for identifying an OFDM communication signal in an OFDM system using the estimation of an OFDM symbol, the method
comprising:
assuming an NFFT, in the OFDM communication signal where at least one CP (Cyclic Prefix) is arranged at an interval of the
NFFT which is a length of an FFT symbol, to be nfft which is a value in a set of possible numbers;

estimating an NPREFIX, which is a length of the CP, with respect to the assumed nfft and setting the estimated NPREFIX to
be an e_prefix(nfft);

measuring a confidence of the e_prefix(nfft);
performing said estimating, said setting and said measuring with respect to all nffts in the set of possible numbers inclusive
of the NFFT;

selecting an e_prefix(nfft) having the highest confidence and an nfft having the highest e_prefix(nfft) in accordance with
a result of said performing operation; and

estimating the selected e_prefix(nfft) and the nfft to be the length of the CP and the length of the FFT, respectively, and
identifying the kind of the OFDM communication signal based on the estimated lengths of the CP and FFT.

US Pat. No. 9,294,135

DIGITAL RADIO FREQUENCY (RF) RECEIVER

ELECTRONICS AND TELECOMMU...

1. A digital RF receiver comprising:
an antenna unit configured to output a signal received at an antenna;
a radio frequency (RF) unit configured to convert the received signal into a digital reception signal, and output the digital
reception signal; and

a digital front end (DFE) unit configured to perform a decimation process for the digital reception signal and remove an interference
signal component of a contiguous band,

wherein variables of an input sampling rate, a carrier frequency and a bandwidth are established in the RF unit, and
wherein variables of an output sampling rate, a bandwidth, an inter frequency (IF), an integer decimation rate and a rational
decimation rate are established in the DFE unit.

US Pat. No. 9,286,165

APPARATUS AND METHOD FOR RECOVERING PARTITION USING BACKUP BOOT RECORD INFORMATION

ELECTRONICS AND TELECOMMU...

1. A method for recovering a partition using backup boot record information, comprising:
separating an unallocated area from a disk or an evidence image;
searching the unallocated area for a location of a backup boot record;
analyzing whether a backup boot record of a file system desired to be detected is present in found sectors;
if the backup boot record is found to be the backup boot record of the file system desired to be detected as a result of the
analysis, verifying whether the backup boot record is a boot record of a valid partition; and

if it is verified that the backup boat record is the boot record of the valid partition, parsing a file system of a deleted
partition using the backup boot record, and recovering a deleted, directory or file,

wherein searching for the location of the backup boot record is configured to search for the backup boot record depending
on a type of file system based on an input sector map table,

wherein searching for the location of the backup boot record is configured to search the unallocated area while jumping the
unallocated area by a unit of a cylinder or by a unit of 2048 sectors, and analyze whether a specific sector is the backup
boot record, and

wherein searching by the unit of the cylinder and searching by the unit of 2048 sectors are simultaneously performed in a
form of threads.

US Pat. No. 9,288,491

METHOD AND DEVICE FOR DETERMINING REFERENCE UNIT

Electronics and Telecommu...

1. An inter prediction method performed by a decoding apparatus, comprising:
selecting candidate units among reconstructed neighboring units adjacent to a decoding target unit, the candidate units belong
to a same picture as the decoding target unit;

generating a candidate unit set for the decoding target unit using the selected candidate units;
determining, based on a reference unit identifier, a reference unit among the candidate units configuring the generated candidate
unit set, the reference unit identifier being representative of index information which is signaled to indicate that a sequence
or a position of the reference unit among the candidate units in the candidate unit set; and

performing inter prediction on the decoding target unit using motion information of the determined reference unit,
wherein the reconstructed neighboring units include an upper neighboring unit adjacent to an upper portion of the decoding
target unit, a left neighboring unit adjacent to the left of the decoding target unit, a right upper corner unit positioned
at a right upper corner of the decoding target unit, a left upper corner unit positioned at a left upper corner of the decoding
target unit, and a left lower corner unit positioned at a left lower corner of the decoding target unit.

US Pat. No. 9,276,850

PACKET PROCESSING DEVICE FOR IP-BASED INFORMATION-CENTRIC NETWORK

ELECTRONICS AND TELECOMMU...

1. A packet processing device for an IP-based information-centric network (ICN), the device comprising:
a packet transceiver configured to transmit and receive packets;
a packet processing unit configured to process a transmitted or received packet including a forwarding identifier that identifies
information present in the ICN and corresponds to an IP address of a network node holding the information, and at least one
sub-identifier that identifies child information of the information; and

an information register configured to register a plurality of forwarding identifiers,
wherein the packet processing unit requests the forwarding identifier included in a registry registration request packet to
be registered in the information register and forwards the registry registration request packet to a registry server through
the packet transceiver when the registry registration request packet including the forwarding identifier and a corresponding
IP address is received from an application layer through the packet transceiver, and

wherein the forwarding identifier is used to forward packets.

US Pat. No. 9,275,304

FEATURE VECTOR CLASSIFICATION DEVICE AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A feature vector classification method comprising:
receiving a training vector having a number k of features, k being a positive integer;
selecting the features of the training vector one by one and calculating an error value and a weight for the selected feature
of the training vector;

determining an error value having a minimum value from among the calculated error values; and
comparing the determined error value with an error threshold to judge whether or not to generate a hyperplane,
wherein the training vector is a sample vector that is previously investigated to classify classes of feature vectors,
wherein a feature is an element indicating a previously normalized feature to classify the classes of the feature vectors,
wherein, when there are two vector classes of TRUE and FALSE, the error value is calculated based on decision variables of
a TRUE vector and a FALSE vector, and

wherein the weight is calculated from the training vector using a predetermined kernel algorithm.

US Pat. No. 9,261,585

RADAR APPARATUS USING IMAGE CHANGE DETECTOR AND METHOD OF OPERATING THE SAME

Electronics and Telecommu...

1. A radar apparatus, comprising:
a clutter analysis unit configured to analyze a clutter value of a signal that is received by a reception unit;
a screen change detection unit configured to calculate a screen change time up to a time at which a screen has been changed
from an image captured by an imaging apparatus;

a representative value acquisition unit configured to acquire a representative value based on a plurality of clutter values
analyzed for the screen change time by the clutter analysis unit; and

a target detection unit configured to determine the signal to be a target signal if a size of the signal is larger than both
the clutter value and representative value of the signal.

US Pat. No. 9,258,239

METHOD FOR MANAGING AND SHARING SYMMETRIC FLOW AND ASYMMETRIC FLOW IN DUPLEXED NETWORK

ELECTRONICS AND TELECOMMU...

1. A network duplexing apparatus comprising:
a plurality of network interface units, each of which is configured to generate and store information of a flow flowing in
a network interface unit when the information of the flow is not generated, and, when the flow corresponds to an asymmetric
flow, provide the information of the flow to a master unit and request information of an opposite side flow of the flow from
the master unit to receive the requested information; and

the master unit communicating with the plurality of network interface units and configured to store the information of the
flow provided from a first network interface unit among the plurality of network interface units, determine whether the information
of the opposite side flow provided from a second network interface unit among the plurality of network interface units is
stored, and provide the information of the opposite side flow to the first network interface unit when the information of
the opposite side flow is stored,

wherein the plurality of network interface units are network interface cards equipped in each corresponding slot of a board,
and the master unit comprises a central processing unit (CPU), and

wherein the asymmetric flow is performed through the first and second network interface units.

US Pat. No. 9,246,562

APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING DATA IN COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. An apparatus for transmitting data in a communication system including an access point (AP) and a plurality of terminals,
the apparatus comprising:
a receiving unit configured to receive an uplink frame from each of the terminals by a multi user-multiple input multiple-output
(MIMO) scheme;

a generating unit configured to generate a packet including support information on a multi user-power saving scheme of the
terminals;

a buffering unit configured to respectively buffer data corresponding to said each of the terminals in order to be transmitted
to the terminals; and

a transmitting unit configured to simultaneously transmit a downlink frame including the generated packet and the buffered
data to the terminals by the multi user-MIMO scheme,

wherein the buffered data corresponding to said each of the terminals are aggregated in the downlink frame, and simultaneously
transmitted to the terminals through the downlink frame,

wherein the support information includes enable setting information on the terminals corresponding to the multi user-power
saving scheme,

wherein the enable setting information is included in transmission frames,
wherein buffered frames including the buffered data are transmitted to the terminals by the multi user-MIMO scheme,
wherein an end of service period (EOSP) bit and More Data bit of the downlink frame for each of the terminals are transmitted,
wherein, when the number of medium access control (MAC) service data units (MSDUs) or aggregated MSDUs (A-MSDUs) transmitted
to the terminals exceeds the setting of a max service period (SP) length field or there are no frames to be additionally transmitted
at the time of next transmission, a service period ends, and

wherein, when the downlink frames for the terminals are determined to be quality of service (QoS) null frames, the service
period ends and a wake up mode is shifted to a sleep mode.

US Pat. No. 9,246,628

HYBRID PASSIVE OPTICAL NETWORK SYSTEM

Electronics and Telecommu...

1. An optical line terminal (OLT) of a hybrid passive optical network (PON) system, the OLT comprising:
a seed light source configured to provide a seed light having a predetermined wavelength;
an optical transmitter configured to modulate the seed light generated from the seed light source using a reflective modulator,
and to transmit a modulated orthogonal frequency division multiplexing (OFDM) downstream optical signal to a plurality of
optical network units (ONUs); and

an optical receiver configured to receive an OFDM upstream optical signal from the at least one ONU,
wherein the plurality of ONUs is configured to obtain a wavelength of the OFDM upstream optical signal from the OFDM downstream
optical signal and to reuse a portion of the OFDM downstream optical signal as the OFDM upstream optical signal,

wherein the plurality of ONUs is configured to share one OFDM subcarrier associated with the OFDM downstream optical signal
by time division multiplexing (TDM), to obtain a wavelength of the OFDM upstream optical signal from the OFDM downstream optical
signal, and to reuse a portion of the OFDM downstream optical signal as the OFDM upstream optical signal,

wherein the at least one ONU comprising:
an optical coupler configured to branch an orthogonal frequency division multiplexing (OFDM) downstream optical signal transmitted
from an optical line terminal (OLT);

an optical receiver configured to receive a portion of the OFDM downstream optical signal through the optical coupler; and
an optical transmitter configured to modulate the remaining portion of the OFDM downstream optical signal through the optical
coupler using a reflective modulator and to transmit a modulated OFDM upstream optical signal to the OLT,

wherein the optical coupler configured to adjust the distributing ratio to increase the downstream optical signal supplied
to the optical transmitter when the optical link length or the optical link power budget is increased.

US Pat. No. 9,245,369

METHOD AND APPARATUS FOR GENERATING AN AVATAR

ELECTRONICS AND TELECOMMU...

1. A method for creating an avatar, comprising:
receiving information on an appearance of an object to be created into an avatar;
generating avatar appearance type metadata using the information on the appearance; and
creating the avatar using the avatar appearance type metadata after generating the avatar appearance type metadata,
wherein the avatar appearance type metadata include skin information, hair information, nails information, teeth information,
and expression information to show the appearance, and

wherein the expression information includes an appearance resource information which represents a URL of a file including
a description for the avatar, a facial calibration points information which is a set of elements that are calibration points
for face feature control, and a body condition information which includes a set of elements for describing the body condition
of the avatar like body strength and body flexibility.

US Pat. No. 9,240,113

LOW-POWER SECURITY AND INTRUSION MONITORING SYSTEM AND METHOD BASED ON VARIATION DETECTION OF SOUND TRANSFER CHARACTERISTIC

ELECTRONICS AND TELECOMMU...

1. A low-power security and monitoring system based on variation measurement of a sound transfer characteristic, the system
comprising:
a sound source generating device that outputs a sound wave of an audible frequency band having a predetermined frequency band
within a predetermined monitoring space; and

a sound measuring device that:
calculates an acoustic wave transfer function, which is a unique characteristic value of the monitoring space and based on
the sound wave outputted from the sound source generating device; and

determines an intrusion into the monitoring space based on a comparison of an acoustic wave transfer function based on the
sound wave and measured in a monitoring mode with an acoustic wave transfer function based on the sound wave and measured
in an initial setting mode; and

wherein, when the sound measuring device determines no intrusion into the monitoring space, the monitoring mode of the sound
source generating device switches to a low power mode in which the sound source generating device outputs the sound wave having
a lowest voltage level to be able to detect variation in the acoustic wave transfer function, and

wherein, when the sound measuring device determines the intrusion into the monitoring space, the monitoring mode of the sound
source generating device switches to a high reliability mode in which the sound source generating device outputs the sound
wave by increasing a voltage level of the sound wave in a stepwise manner.

US Pat. No. 9,230,441

APPARATUS FOR GATHERING SURROUNDINGS INFORMATION OF VEHICLE

Electronics and Telecommu...

1. An apparatus for gathering information about surroundings of a vehicle, comprising:
a vehicle sensor data collector configured to gather first information about surroundings of the vehicle from one or more
sensors mounted on the vehicle;

a roadside equipment data collector configured to gather second information about surroundings of the vehicle from a roadside
communication device installed on a driving infrastructure;

a processor for data integration configured:
to classify the first information about surroundings and the second information about surroundings for predefined data types,
determine whether or not to integrate the classified first information or the classified second information based on a preset
reliability criterion, and

integrate or delete the classified first information or the classified second information based on the determination of whether
or not to integrate the classified first information or the classified second information,

wherein the processor for data integration decides to delete the classified first information or the classified second information
having a lower reliability than the preset reliability criterion; and

an automatic vehicle controller configured to utilize the integrated managed information about surroundings, wherein the automatic
vehicle controller applies the integrated managed information about the surroundings to automate control for the vehicle.

US Pat. No. 9,231,275

METHOD FOR MANUFACTURING SULFIDE-BASED SOLID ELECTROLYTE

ELECTRONICS AND TELECOMMU...

1. A method for manufacturing a sulfide-based solid electrolyte, the method comprising:
preparing a precursor comprising lithium sulfide, germanium sulfide, aluminum sulfide, phosphorus sulfide, and sulfur;
conducting a mixing process of the precursor to prepare a mixture; and
crystallizing the mixture to form a compound represented by Li9.7Al0.3Ge0.7P2S12.

US Pat. No. 9,226,454

APPARATUS AND METHOD FOR CONTROLLING LIGHTING IN PLANT FACTORY

Electronics and Telecommu...

1. A method for controlling lighting in a plant factory, the method comprising:
calculating a weight of at least one crop being cultivated based on a sensing result received from a weight sensor disposed
in a crop cultivation bed;

calculating a height of the crop based on information about growth of the crop corresponding to the weight of the crop;
extracting information about artificial light corresponding to the height of the crop based on the information about growth
of the crop; and

controlling a height of an artificial lighting device based on the information about artificial light.

US Pat. No. 9,226,229

METHOD FOR INTERNET PROTOCOL-BASED SLEEP MODE CONTROL USING SYNCHRONIZATION INFORMATION

ELECTRONICS AND TELECOMMU...

1. A method for Internet Protocol (IP)-based sleep mode control using synchronization information, the method being performed
by IP-based hosts in a network including a sleep mode control network including the internal hosts and an internal router
responsible for communication of the internal hosts, and also including an external router connected to the internal router
responsible for communication of the sleep mode control network, IP-based external hosts connected via the external router,
and a base station configured to provide a synchronization signal, the method comprising:
setting some of the IP-based internal hosts of the sleep mode control network to a sleep mode;
providing, by the base station, a synchronization signal with respect to the overall network, thereby transferring synchronization
information of a PHY/MAC layer based on a response thereto to the internal router; and

updating, by the internal router having received the synchronization information of the network layer from the base station,
a state of the corresponding hosts to a sleep mode, and then transmitting, by the internal router, information about the internal
hosts in a sleep mode to the external hosts of a history information list because the internal router stores history information
of the external hosts that have communicated with the internal hosts in a sleep mode in a list form.

US Pat. No. 9,213,549

APPARATUS FOR PROCESSING REGISTER WINDOW OVERFLOW AND UNDERFLOW

ELECTRONICS AND TELECOMMU...

1. An apparatus for processing a register window overflow and underflow, comprising:
register windows each configured to include local registers and incoming registers;
dedicated internal memories configured to store contents of the local registers and the incoming registers for each word;
dedicated data buses configured to connect the local registers and the incoming registers and the respective dedicated internal
memories;

a memory word counter configured to perform counting in order to determine whether or not there is a storage space of a word
unit in the dedicated internal memories; and

a logic block configured to control an operation of the dedicated data buses when one of a window overflow or a window underflow
is generated based on a count value of the memory word counter;

wherein the logic block comprises:
a first AND gate configured to receive a window overflow generation signal and the count value;
a first inverter configured to invert an output of the first AND gate;
a second AND gate configured to receive a window underflow generation signal and the count value;
a second inverter configured to invert an output of the second AND gate; and
multiplexers configured to receive output signals of the first inverter and the second inverter, to have respective output
terminals connected to the dedicated data buses, and to control the operation of the dedicated data buses.

US Pat. No. 9,209,266

HIGH ELECTRON MOBILITY TRANSISTOR AND MANUFACTURING METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a high electron mobility transistor, the method comprising:
forming a source electrode and a drain electrode on a substrate;
forming a first insulating film having a first opening on an entire surface of the substrate, the first opening exposing a
part of the substrate;

forming a second insulating film having a second opening within the first opening, the second opening exposing a part of the
substrate;

forming a third insulating film having a third opening within the second opening, the third opening exposing a part of the
substrate;

etching a part of the first insulating film, the second insulating film and the third insulating film so as to expose the
source electrode and the drain electrode; and

forming a T-gate electrode on a support structure comprising the first insulating film, the second insulating film and the
third insulating film.

US Pat. No. 9,204,171

METHOD FOR ENCODING AND DECODING IMAGES BASED ON CONSTRAINED OFFSET COMPENSATION AND LOOP FILTER, AND APPARATUS THEREFOR

Electronics and Telecommu...

1. An apparatus for decoding a video, the apparatus comprising:
a decoder to decode:
a constrained offset compensation indicator indicating whether at least one of a picture, a tile, and a coding unit (CU) supports
constrained offset compensation,

a sample adaptive offset (SAO) compensation indicator indicating whether to perform SAO compensation, and decode an SAO parameter;
and

a filter unit to perform SAO compensation on a target sample within a target block of a reconstructed video based on the SAO
compensation indicator and the SAO parameter, wherein the filter unit determines an offset category for the SAO compensation
based on the constrained offset compensation indicator and encoding parameters of the target block of SAO compensation and
at least one of neighboring blocks of the target block when an edge offset is applied to the offset compensation target sample
within the target block,

wherein the SAO parameter comprises at least one of an offset type, an offset category information, an offset value and an
offset sign, wherein the offset type specifies whether the edge offset is applied to the offset compensation target sample
or a band offset is applied to the offset compensation target sample and the offset category information specifies the offsets
classified according to locations of two neighboring samples of the offset compensation target sample.

US Pat. No. 9,203,155

METAMATERIAL STRUCTURE AND MANUFACTURING METHOD OF THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a metamaterial structure, the method comprising:
forming nanowires on a substrate, the nanowires including carbon nanotubes;
forming a plurality of coating layers such that each coating layer of the plurality of coating layers is disposed over an
outer surface of a corresponding one of the nanowires, adjacent coating layers being spaced apart from each other by a distance;

forming a dielectric layer on the coating layers and the substrate; and
separating the substrate from the dielectric layer,
wherein the forming of the nanowires comprises a self-assembly method, the self-assembly method comprises:
forming a first polymer layer that has a plurality of holes on the substrate;
forming catalyst patterns on the first polymer layer; and
growing each of the nanowires on a top surface of a corresponding one of the catalyst patterns,
wherein the forming of the catalyst patterns comprises:
forming a second polymer layer that has pores, each pore exposing a corresponding portion of the first polymer layer;
forming a catalyst layer on the first polymer layer and the second polymer layer; and
removing the second polymer layer and the catalyst layer formed on the second polymer layer to form the catalyst patterns
on the first polymer layer,

wherein the pores are self-aligned by the holes of the first polymer layer through a heat treatment of the second polymer
layer formed on the first polymer layer,

wherein the second polymer layer includes polystyrene-block-methyl methacrylate (PS-b-PMMA), and
wherein the second polymer layer is formed on the first polymer layer using a spin coating method.

US Pat. No. 9,204,390

ENERGY-SAVING MOBILE NODE CONTROL METHOD USING WIRELESS MULTI-INTERFACES

Electronics and Telecommu...

1. An operating method of a node control apparatus connected to an external Internet Protocol (IP) network and a local network,
the operating method comprising:
managing information relating to a plurality of mobile nodes in the local network, each equipped with one or more wireless
interfaces;

configuring one or more groups by classifying the plurality of mobile nodes according to the type(s) of the wireless interface(s)
of each of the plurality of mobile nodes;

selecting a representative node for each of the groups by:
calculating an importance score of each of the mobile nodes in each of the groups by using a summation of weighted factors
that affect the performance of a wireless interface; and

selecting and maintaining a node with a highest importance score from each of the groups as the representative node,
allowing one or more member nodes of each of the groups to communicate with the external IP network via their representative
node.

US Pat. No. 9,197,095

WIRELESS POWER CHARGING APPARATUS AND METHOD OF CHARGING THE APPARATUS

ELECTRONICS AND TELECOMMU...

1. A wireless power charging apparatus comprising:
at least one wireless power transmitter to supply power to at least one wireless power receiving apparatus;
a location recognizer to recognize location information of the at least one wireless power receiving apparatus; and
a controller to select at least one of the at least one wireless power transmitter based on the location information, and
control the at least one selected wireless power transmitter to supply power to the at least one wireless power receiving
apparatus,

wherein the controller analyzes at least one of charging efficiency and a body harm rate of the at least one wireless power
transmitter based on the location information, and selects at least one of the at least one wireless power transmitter based
on an analysis result.

US Pat. No. 9,197,908

METHOD FOR FILE FORMATION ACCORDING TO FREEVIEW AV SERVICE

Electronics and Telecommu...

1. A method performed by an apparatus for a user to select a desired freeview audio/video (AV) scene from a file created by
a computer-based freeview AV service, the method comprising:
creating, by a file header unit, a file header that includes content related information, AV object related information, preset
related information, and preset information with at least one constant preset and at least one variable preset;

creating, by an audio object information storage unit, at least one audio object information associated with at least one
audio object;

creating, by a video object information storage unit, at least one video object information associated with at least one video
object; and

processing the file header, the audio object information, and the video object information into a preset format of a single
freeview AV file to store the processed preset format of the freeview AV file,

wherein the preset information comprises viewpoints of video objects and a location or size of audio objects and the preset
information is used to construct the freeview AV scene,

wherein the user is able to select a viewpoint on the apparatus by controlling the viewpoint of the video object and the location
or the size of the audio object through changing the at least one variable preset.

US Pat. No. 9,196,946

RESONATOR AND BIOSENSOR SYSTEM INCLUDING THE SAME

ELECTRONICS AND TELECOMMU...

1. A resonator comprising:
a conductor including an arc part, which has a C shape, and outer parts, which respectively extend outward from both ends
of the arc part, such that the conductor has an omega shape as a whole;

a dielectric substrate disposed below the conductor; and
a high-dielectric pattern disposed between the outer parts of the conductor,
wherein the high-dielectric pattern has a relative permittivity greater than a relative permittivity of the dielectric substrate.

US Pat. No. 9,197,851

APPARATUS AND METHOD FOR MODULATING IMAGES FOR VIDEOTELEPHONY

Electronics and Telecommu...

1. An apparatus for modulating images for videotelephony, the apparatus comprising:
a sensor image matching unit configured to collect an image from at least one sensor or camera and generate image information;
an image analysis unit configured to analyze the image information and generate object and background region information;
a calling mode determination unit configured to detect an event using the object and background region information and determine
a calling mode based on the event; and

an image modulation unit configured to modulate the image according to the calling mode and generate a modulated image,
wherein the calling mode comprises a privacy calling mode of performing calling with a modulated image where a background
region is masked, an all secured calling mode of performing calling with a modulated image where all regions of the image
are masked, and a partially secured calling mode of performing calling with a modulated image where a part of the background
region is masked.

US Pat. No. 9,181,278

METHOD OF PREPARING CARBON NANOTUBE COMPOSITE SURFACE HAVING METAL PARTICLES

ELECTRONICS AND TELECOMMU...

1. A method of preparing a carbon nanotube composite, comprising:
treating a surface of a carbon nanotube composite with an acid;
introducing an acylhalide group to the acid-treated surface to cause a reaction of the acid-treated surface and the acylhalide
group,

wherein the acylhalide group is selected from the group consisting of thionyl chloride and phosphorus chloride;
introducing a polysiloxane having amine end groups and at least one other functional group to the acylhalide group on the
carbon nanotube composite to allow one of the amide end groups of the polysiloxane to bond to the acylhalide group on the
surface of the carbon nanotube composite;

curing the carbon nanotube composite at a temperature of 260 to 300° C.; and
introducing a precursor solution of metal nanoparticles to the surface to cause a reaction between the metal nanoparticles
and the at least one other functional group of the polysiloxane, thereby bonding the metal nanoparticles to the surface of
the carbon nanotube composite via the at least one other functional group,

wherein the precursor solution of metal nanoparticles is a silver nitrate solution, and
wherein the polysiloxane includes a compound of the following Chemical Formula:

wherein, n is an integer of 1 to 10,
R1 and R6 are independently hydrogen or a C1-C3 alkyl, and

R2, R3, R4, and R5 are independently a C1-C3 alkyl or phenyl.

US Pat. No. 9,185,236

METHOD AND APPARATUS FOR VISUALIZING RECORD DATA

Electronics and Telecommu...

1. A method for visualizing record data with a mobile forensic device for collecting and managing the record data including
partner information when an event occurs, the method comprising:
calculating an event occurrence frequency for each partner information using the collected record data;
classifying the partner information on the basis of a grade according to the calculated event occurrence frequency;
generating graphic data showing a relation between the partner information and user information of a mobile terminal on the
basis of the classified grade;

displaying the graphic data; and
in response to specific partner information being selected in the displayed graphic data, requesting graphic data for the
selected partner information from the outside and receiving the requested graphic data;

analyzing associations between the received graphic data and the displayed graphic data to extract common relation information
between the partner and the user; and

generating and displaying an extended graphic data including the common relation information.

US Pat. No. 9,164,238

OPTICAL COUPLER HAVING SELF-FOCUSING REGION AND ARRYED-WAVEGUIDE GRATING STRUCTURE INCLUDING THE SAME

Electronics and Telecommu...

1. A coupler comprising:
a lower clad layer disposed in a slab wave guide region, a tapering region, a straight region, and a self-focusing region
that are arranged in the order of the slab waveguide region, the tapering region, the straight region, and the self-focusing
region;

a core disposed on the lower clad layer and comprising a slab and a plurality of ribs; and
an upper clad disposed on the core,
wherein the slab includes:
a first portion disposed in the slab waveguide region; and
a second portion disposed adjacent to the first portion and in the tapering region and the straight region,
wherein the ribs include:
lower ribs defined by trenches formed in the self-focusing region; and
upper ribs disposed on the lower ribs, respectively, and
wherein the trenches in the self-focusing region are configured to focus an optical signal provided from the slab waveguide
region to reduce scattering of the optical signal.

US Pat. No. 9,162,777

APPARATUS AND METHOD FOR MONITORING STATUS OF SATELLITE

ELECTRONICS AND TELECOMMU...

1. An apparatus for monitoring a status of a satellite, comprising:
a storage unit to receive and store satellite telemetry information and space weather information;
a satellite failure predictor to predict whether a predetermined type of satellite failure occurs based on the space weather
information; and

a satellite control command generator to generate satellite control command information to change a mode of a satellite configuration
corresponding to the predetermined type of satellite failure to a safe mode when a satellite failure determining index for
determining a possibility of the satellite failure is beyond a predetermined critical alert range.

US Pat. No. 9,154,293

METHOD AND APPARATUS FOR COMPENSATING FOR VARIABLE SYMBOL TIMING USING CYCLIC PREFIX IN NON-SYNCHRONIZED OFDM SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method of a reception apparatus estimating symbol timing in a non-synchronized orthogonal frequency division multiplexing
system, the method comprising:
synchronizing a frame of a received signal;
estimating symbol timing of each symbol of the frame based on the synchronization;
correcting phase rotation of the symbol timing by compensating for the symbol timing using a phase difference attributable
to a symbol timing offset that is variably changed within a cyclic prefix interval due to a frequency offset of a sampling
clock and thermal noise; and

performing channel equalization based on the symbol timing having corrected phase rotation.

US Pat. No. 9,148,227

REFLECTIVE COLORLESS OPTICAL TRANSMITTER

ELECTRONICS AND TELECOMMU...

1. A reflective colorless optical transmitter receiving a carrier signal, which is a continuous wave, and outputting a modulated
optical signal, comprising:
a semiconductor optical amplifier (SOA) amplifying an input carrier signal to allow the input carrier signal to have a gain;
an optical modulator connected to the SOA and outputting a modulated optical signal;
a high reflectivity facet reflecting the modulated optical signal from the optical modulator; and
a Bragg reflection mirror connected to the high reflectivity facet, the optical modulator, and the SOA in series,
wherein a Bragg resonator is formed by the Bragg reflecting mirror and the high reflectivity facet.

US Pat. No. 9,141,801

APPARATUS AND METHOD FOR ANALYZING PERMISSION OF APPLICATION FOR MOBILE DEVICES AND DETECTING RISK

Electronics and Telecommu...

1. An apparatus for analyzing a permission of an application for a mobile device, the apparatus comprising:
an executable file acquisition device configured to acquire an executable file of the application;
a file extraction device including an unpackaging section, wherein the unpacking section is configured to unpackage the executable
file to extract a first file which describes the information about permission that is declared in the application and a permission
that the application uses; and

an execution permission analyzing device configured to detect a security risk which can be caused by the permission on the
basis of the permission described in the extracted file,

wherein the information related to the permission of the application comprises:
information on permission that is declared in the application, permission that the application uses and a function that uses
the permission of the application.

US Pat. No. 9,135,953

METHOD FOR CREATING, EDITING, AND REPRODUCING MULTI-OBJECT AUDIO CONTENTS FILES FOR OBJECT-BASED AUDIO SERVICE, AND METHOD FOR CREATING AUDIO PRESETS

ELECTRONICS AND TELECOMMU...

1. A method for creating a multi-object audio content file for an object-based audio service, comprising:
creating a plurality of frames according to each of a plurality of audio objects forming an audio content;
creating a multi-object audio content file including the plurality of frames for each of a plurality of audio objects by editing
the audio objects and a plurality of presets, wherein each of the plurality of presets is audio scene information defining
spatial position about one or more audio objects;

creating preset related information including the number of the plurality of presets and a preset name of each of the plurality
of presets; and

grouping the plurality of frames based on reproduction characteristics of frames and storing the grouped frames.

US Pat. No. 9,136,612

FRONT-END APPARATUS OF WIRELESS TRANSCEIVER USING RF PASSIVE ELEMENTS

Electronics and Telecommu...

1. A front-end apparatus of an RF transceiver using radio-frequency passive elements, comprising:
a plurality of band pass filters configured to band-pass filter a transmission signal and a reception signal in transmission
and reception frequency bands corresponding thereto, respectively;

a first circulator configured to output a first transmission signal input into a first terminal to a second terminal and output
a second reception signal input into the second terminal to a third terminal;

a second circulator configured to output a second transmission signal input into the first terminal to the second terminal
and output a first reception signal input into the second terminal to the third terminal;

a passive directional double pole and double throw switch configured to process a route to be changed depending on directions
of an input and an output with circulators provided in four input/output terminals, respectively;

a first antenna configured to transmit the first transmission signal switched through the passive directional double pole
and double throw switch to a wireless channel; and

a second antenna configured to transmit the second transmission signal switched through the passive directional double pole
and double throw switch to the wireless channel.

US Pat. No. 9,137,689

SCHEME FOR MONITORING BATTERY OF MACHINE TYPE COMMUNICATION DEVICE

Electronics and Telecommu...

1. An operation method of a network apparatus comprising a machine type communication device in communication system, the
method comprising:
transmitting a residual power monitoring request of the battery to the machine type communication device;
receiving a response message including the residual power of the battery from the machine type communication device;
comparing the residual power of the battery with a threshold value; and
performing a first operation or a second operation based on a result of the comparing;
wherein the first operation includes transmitting information for residual power of the battery or notification indication
a low residual power of the battery to a manager device and the second operation includes setting a first point in time for
retransmitting the residual power monitoring request of the battery to the machine type communication device, and

wherein the first operation is performed when the residual power of the battery is less than the threshold value and the second
operation is performed when the residual power of the battery is greater than or equal to a threshold value.

US Pat. No. 9,136,917

SYSTEM FOR CONTROLLING INTER CELL INTERFERENCE IN CELLULAR MOBILE SYSTEM

Electronics and Telecommu...

1. An operation method of a serving cell to control interference between the serving cell and a cooperation cell, the method
comprising:
determining the cooperation cell among neighboring cells of the serving cell;
transmitting information on the cooperation cell to a terminal belonging to the serving cell;
receiving, from the terminal, desired PMI (Precoding Matrix Indicator) information or undesired PMI information generated
based on the information on the cooperation cell; and

transmitting the desired PMI information or the undesired PMI information to the cooperation cell,
wherein the desired PMI information indicates PMI which is to be used by the cooperation cell and the undesired PMI information
indicates PMI which is not to be used by the cooperation cell.

US Pat. No. 9,136,421

WIDE AREA ARRAY TYPE PHOTONIC CRYSTAL PHOTOMIXER FOR GENERATING AND DETECTING BROADBAND TERAHERTZ WAVE

ELECTRONICS AND TELECOMMU...

1. A wide area array type photonic crystal photomixer comprising:
a sub photomixer array comprising:
a plurality of first electrodes spaced apart from each other side by side and coupled to a bias voltage;
a single one second electrode arranged between the first electrodes and coupled to a ground level;
a first photonic crystal that is formed between one of the first electrodes and the one second electrode over a photoconductive
layer formed on a substrate, the first photonic crystal including a plurality of first unit metal cell arrays arranged at
preset distances from each other, the first unit metal cell arrays being formed so that the first photonic crystal is a light
absorption area that transmits incident light; and

a second photonic crystal that is formed between another of the first electrodes and the one second electrode over the photoconductive
layer, the second photonic crystal including a plurality of second unit metal cell arrays arranged at preset distances from
each other, the second unit metal cell arrays being formed so that the second photonic crystal is a light reflection area
that reflects the incident light.

US Pat. No. 9,136,936

APPARATUS AND METHOD FOR PROVIDING FREQUENCY SELECTIVELY IN SATELLITE COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. An apparatus implementing frequency selectivity in a multibeam satellite apparatus that transmits a signal to a user equipment
(UE) through one or more antenna feed groups, the transmission apparatus comprising:
at least one processor configured to:
calculate one or more cyclic delay offset values to correspond with beam signal formation of a selected one or more antenna
feed groups indicated by a selection signal, the one or more cyclic delay offset values being adaptively calculated by determining
presence of one of a user equipment (UE) in a multi-beam signal and multiple UEs other than the UE in a beam signal in accordance
with the beam signal formation of the selected one or more antenna feed groups;

wherein each antenna feed group comprises a plurality of antenna feeds;
wherein when the presence of the UE in a multi-beam signal is determined, the adaptively calculating comprises calculating
a different cyclic delay offset value for each of the one or more antenna feed groups;

wherein when the presence of the multiple UEs in a beam signal is determined, the adaptively calculating comprises calculating
a different cyclic delay offset value for each antenna feed of each of the one or more antenna feed groups;

and apply the cyclic delay offset value to a signal to be transmitted through the selected one or more antenna feed groups,
and transmit a resultant signal.

US Pat. No. 9,136,941

OPTICAL LAYER MONITORING APPARATUS AND METHOD THEREOF

Electronics and Telecommu...

1. An optical layer monitoring apparatus in a passive optical network (PON), comprising:
an optical time domain reflectometer (OTDR) signal transceiver unit that transmits an OTDR signal that is a monitoring signal
to an optical path, and receives the OTDR signal backscattered or reflected from the optical path; and

an OTDR signal processing unit that distributes a received power monitoring section of the received OTDR signal, measures
reverse diffusion energy of each of reception pulse trains for each received power monitoring section, and adds the measured
reverse diffusion energy of each of the reception pulse trains, while processing the OTDR signal transmitted or received through
the OTDR signal transceiver unit,

wherein the OTDR signal processing unit determines an adjacent peak point by sampling the added reverse diffusion energy of
each of the reception pulse trains, and decomposes the reception pulse trains with reference to the determined adjacent peak
point.

US Pat. No. 9,135,925

APPARATUS AND METHOD OF ENHANCING QUALITY OF SPEECH CODEC

ELECTRONICS AND TELECOMMU...

1. An apparatus for improving speech signal of a speech codec comprising, wherein the speech codec includes a low-band codec:
an energy calculation unit configured to calculate an energy of the speech signal decoded by the low-band codec:
a scaling unit configured to scale the size of the decoded speech signal by a gain that is less than 1; and
wherein the gain is based on energies of current and previous frames of the low-band decoded speech signal,
wherein the scaling unit determines whether to perform scaling based on the power of a low-band and high-band decoded speech
signal,

wherein the low-band decoded speech signal is a signal decoded by a low-band codec when a low-band enhancement mode is disabled,
wherein the low-band codec uses a G.711 codec,
wherein the scaling unit performs the scaling in a silent segment, and
wherein the energy calculation unit calculates the energy of the low-band decoded speech signal in units of frames, an energy
of one of the frames is calculated by summing energies of samples.

US Pat. No. 9,124,812

OBJECT IMAGE CAPTURE APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An object image capture apparatus, comprising:
a first camera unit for obtaining a wide-area view image by capturing a wide-area view region;
a second camera unit for obtaining a close-up view image by capturing a close-up view region of the wide-area view region;
and

a control unit for controlling the second camera unit by dividing the wide-area view image into a plurality of blocks, analyzing
the resulting blocks, detecting a moving object in a target block, and defining the target block, in which a moving object
is detected, as the close-up view region from among the plurality of blocks,

wherein the control unit performs division such that the sizes of the plurality of blocks are different from each other in
consideration of at least one of Field of View (FOV), resolution and zoom level of the first camera unit and the second camera
unit,

wherein the control unit controls motion of the second camera unit by defining a reference point for each of the plurality
of blocks, and synchronizing a motion coordinate value of the second camera unit with the reference point.

US Pat. No. 9,122,938

APPARATUS AND METHOD FOR OFFSETTING TRANSMISSION LEAKAGE SIGNAL OF RFID READER USING INJECTION LOCKED OSCILLATOR (ILO)

ELECTRONICS AND TELECOMMU...

1. A transmission leakage signal offset apparatus of a radio frequency identification (RFID) reader, the transmission leakage
signal offset apparatus comprising:
a signal divider to divide a received signal of the RFID reader, the received signal including a transmission leakage signal,
and to transmit the divided received signal to a signal combiner and an injection locked oscillator (ILO);

a signal synchronizer to synchronize a phase of the ILO with a phase of the transmission leakage signal;
a phase controller to control a phase difference between the received signal of the RFID reader and an output signal of the
ILO; and

a signal combiner to combine the received signal of the RFID reader and the output signal of the ILO, between which the phase
difference is controlled.

US Pat. No. 9,112,600

WAVELENGTH TUNING TIME MEASUREMENT APPARATUS AND METHOD FOR MULTI-WAVELENGTH PASSIVE OPTICAL NETWORK

ELECTRONICS AND TELECOMMU...

1. An apparatus for measuring a wavelength tuning time of a wavelength-variable light source included in a multi-wavelength
passive optical network (MW PON) system, the apparatus comprising:
an optical filter configured to pass only light of a certain wavelength bandwidth; and
a photo detector configured to sense light passing through the optical filter, and to calculate the wavelength tuning time
as a time taken from a time when a wavelength change signal is transferred to the wavelength-variable light source, to a time
when light starts to be successively sensed by the photo detector.

US Pat. No. 9,112,613

PASSIVE OPTICAL NETWORK REACH EXTENDER BASED ON WAVELENGTH TUNABLE OPTICAL MODULE AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A passive optical network reach extender comprising:
a first optical splitter configured to receive an optical signal from an optical line terminal and split the signal into optical
signals having a multiplexed wavelength;

a wavelength tunable remote relay configured to receive the optical signals split from the first optical splitter, and select
and control an available wavelength for each port;

a wavelength multiplexer configured to multiplex a wavelength of the optical signal output from the wavelength tunable remote
relay; and

a second optical splitter configured to split the optical signal multiplexed by the wavelength multiplexer into a plurality
of optical network units.

US Pat. No. 9,105,437

FIELD EMISSION X-RAY TUBE AND METHOD OF FOCUSING ELECTRON BEAM USING THE SAME

Electronics and Telecommu...

1. A field emission X-ray tube comprising:
a cathode electrode provided on one end of a vacuum container, comprising a field emission emitter;
a gate electrode provided inside the vacuum container to be adjacent to the cathode electrode, comprising a first opening;
a focusing electrode electrically connected to the gate electrode and provided on one surface of the gate electrode to be
farther from the cathode electrode than the gate electrode while comprising a second opening with a greater width than that
of the first opening; and

an anode electrode provided inside the vacuum container on another end thereof in a direction where the vacuum container is
extended,

wherein a height of the focusing electrode is identical to the width of the second opening, and
wherein the width of the first opening is ? or less of the second opening.

US Pat. No. 9,075,870

SYSTEM, METHOD AND APPARATUS FOR DETECTING RELATED TOPICS AND COMPETITION TOPICS BASED ON TOPIC TEMPLATES AND ASSOCIATION WORDS

ELECTRONICS AND TELECOMMU...

1. A system for detecting related topics and competition topics for a target topic, the system comprising:
at least one computer hardware to implement:
an extractor configured to create topic templates and association words from documents created online to generate topic templates
and association words; and

a detector configured to detect and trace related topics and competition topics for the target topic based on the topic templates
for the target topic, the topic templates for the competition topics, and the association words,

wherein the competition topics are topics which compete with the target topic,
wherein the related topics are displayed depending on time and importance, and
wherein the related topics are topics that become issues among the association words of the target topic and ranked according
to a degree of becoming issues.

US Pat. No. 9,071,398

APPARATUS AND METHOD FOR TRANSMIT/RECEIVE OF IMAGE DATA

ELECTRONICS AND TELECOMMU...

1. A method for transmitting image data, the method comprising:
classifying each pixel of image data into upper bits and lower bits;
enabling the classified upper bits to be included in a payload of a Most Significant Bit (MSB) packet, and also enabling the
classified lower bits to be included in a payload of a Least Significant Bit (LSB) packet;

generating a header of the MSB packet and a header of the LSB packet, wherein the header of the MSB packet and the header
of the LSB packet include error correction code type information, MSB/LSB classification information, information about a
position on an image frame of image pixels included in the payload of each of the packets, and sequence information of an
image frame;

combining the payload and the header to respectively generate the MSB packet and the LSB packet; and
transmitting the generated MSB packet and the LSB packet.

US Pat. No. 9,063,302

OPTICAL CONNECTOR AND OPTICAL DEVICE HAVING THE SAME

ELECTRONICS AND TELECOMMU...

1. An optical device, comprising:
optical fibers;
an optoelectronic chip including a substrate, optical waveguides formed on the substrate along a first direction, optical
couplers enabling the optical fibers to be optically coupled to the optical waveguides, and coupler lines provided on the
substrate to extend along a second direction crossing the first direction; and

an optical connector including a body having a top surface and a bottom surface facing each other, through holes penetrating
the body to connect the top and bottom surfaces, and alignment keys provided on at least a side surface of the body to be
parallel to the through holes, the alignment keys including:

first alignment keys provided on first and second side surfaces of the body facing each other and aligned to the optical waveguides
along the first direction in a one-to-one manner; and

second alignment keys provided on third side surfaces connecting the first side surface to the second side surface and aligned
to the coupler lines along the second direction.

US Pat. No. 9,063,328

HEAD-UP DISPLAY APPARATUS AND METHOD FOR VEHICLE

ELECTRONICS AND TELECOMMU...

1. A head-up display apparatus for a vehicle, comprising:
an information analysis unit configured to collect vehicle state information, driver state information, driving environment
state information, driver gaze information, individual characteristic information and common characteristic information from
a plurality of information collection units attached to the vehicle, and to analyze the collected information;

a first information determination unit configured to prioritize the vehicle state information, the driver state information,
and the driving environment state information;

a second information determination unit configured to determine a driver's field of view based on driver field of view information
and driver individual and common characteristic information; and

an information display unit configured to change information to be displayed to the driver based on priorities and the driver's
field of view, and to display the changed information.

US Pat. No. 9,064,148

APPARATUS AND METHOD FOR RECEIVING UNMANNED MAIL

ELECTRONICS AND TELECOMMU...

1. An apparatus for receiving an unmanned mail, comprising:
a mail collecting unit configured to collect a mail;
an address information acquiring unit configured to acquire address information from the collected mail;
a user recognition unit configured to recognize identity of a user who intends to send the mail, when the address information
is not included in the collected mail;

an address information detecting unit configured to detect address information relating to the recognized user among the stored
address information; and

a mail receiving unit configured to receive the collected mail by an unmanned method by setting the selected address information
or the acquired address information among the detected address information as address information of an addressee.

US Pat. No. 9,059,886

METHOD FOR TRANSMITTING DATA USING VARIABLE GUARD INTERVAL AND APPARATUS THEREOF

Electronics and Telecommu...

1. A method for transmitting data in an orthogonal frequency division multiplexing (OFDM) wireless communication system, the
method comprising: receiving path delay information from a reception apparatus through a return path, after data transmission;
adjusting a length of a cyclic prefix (CP) based on a delay value included in the path delay information; receiving error
information from the reception apparatus through the return path; obtaining a bit error rate (BER) from the error information;
comparing the obtained BER with a pre-set BER; adjusting a number of pilot symbols when the obtained BER is lower than the
pre-set BER; and performing data transmission using the CP having the adjusted length and the adjusted number of pilot symbols.

US Pat. No. 9,053,214

APPARATUS FOR COLLECTING LIFELOG DATA AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. An apparatus for collecting lifelog data, comprising:
an input unit receives information according to a menu or key control from a user;
a controller activates an application according to the received information, activates the lifelog data through the activated
application, determines to have schema information of collected lifelog data, collects measured lifelog data of a first schema
from one or more sensing apparatuses through the application activated according to the received information and converts
the collected lifelog data of the first schema to lifelog data of a preset second schema;

a display unit displays an analysis result of a behavior of the user through the application based on the converted lifelog
data of the second schema;

a storage unit stores the lifelog data of the first schema or the lifelog data of the second schema; and
a communication unit transmits the lifelog data of the first schema or the lifelog data of the second schema to a lifelog
server configured to manage the lifelog data for each user,

wherein the application processes data based on the lifelog data of the second schema,
wherein the first schema is differently set for each of the sensing apparatuses,
wherein the lifelog server provides the lifelog data of the second schema requested by a management server to the management
server, or the lifelog server converts the lifelog data of the first schema receiving from the communication unit to the lifelog
data of the second schema requested by the management server and provides corresponding lifelog data of the second schema
to the management server,

wherein the management server is configured to provide a service to each of the users based on corresponding lifelog data.

US Pat. No. 9,053,540

STEREO MATCHING BY CENSUS TRANSFORM AND SUPPORT WEIGHT COST AGGREGATION

ELECTRONICS AND TELECOMMU...

1. An image matching method, comprising:
generating a filtered left image and a filtered right image by performing bilateral filtering on a left image and a right
image;

calculating a census cost corresponding to pixels from the filtered images by performing a census transform on a window based
on a pixel of the filtered left image and a window based on a pixel of the filtered right image;

determining support weights of the left image and the right image;
obtaining a product of the calculated census costs and a sum of the determined support weights as energy values for match
nodes of a trellis structure used in dynamic programming for image matching, the match nodes corresponding to the pixel of
the filtered left image and the pixel of the filtered right image;

adjusting the obtained energy values based on the calculated census cost; and
performing image matching using dynamic programming with the obtained energy values.

US Pat. No. 9,054,496

VERTICAL-CAVITY SURFACE-EMITTING LASER AND METHOD OF FABRICATING THE SAME

ELECTRONICS AND TELECOMMU...

1. A wavelength swept vertical-cavity surface-emitting laser, comprising:
a substrate;
a lower reflection layer on the substrate;
an active layer on the lower reflection layer;
a sacrificial layer disposed on a first side of the active layer;
a stopper disposed on a second side of the active layer that is spaced apart from the sacrificial layer; and
an upper reflection layer fixed on the sacrificial layer, the upper reflection layer extending over the stopper and the active
layer, the upper reflection layer including:

a fixation part on the sacrificial layer;
a spring connected to the fixation part, the spring extending from the first side to the second side; and
a membrane connected to the spring and separated from the stopper on the active layer;
wherein the stopper defines a minimum separation distance between the upper reflection layer and the active layer and is positioned
to prevent a portion of the membrane from moving into a pull-in region of the laser.

US Pat. No. 9,044,964

MICRO BALLPOINT PEN AND PRINTING APPARATUS

ELECTRONICS AND TELECOMMU...

1. A micro ballpoint pen, comprising:
a tip body including a caulking portion, at least one inner protrusion, and at least one expansible or shrinkable elastic
portion;

a ball provided between the caulking portion and the inner protrusion, the ball contacting and rolling on a target printing
object to eject ink onto the target printing object;

a supporting bar pressing the ball toward the caulking portion to form an ink outflowing channel between the caulking portion
and the ball; and

a control part expanding or shrinking the elastic portion to control the ink outflowing channel.

US Pat. No. 10,085,031

INTER-PREDICTION METHOD AND APPARATUS FOR SAME

ELECTRONICS AND TELECOMMU...

1. A method for decoding a video signal based on inter prediction, the method comprising:generating a merge candidate list of a current block by using neighboring blocks adjacent to the current block, each of the neighboring blocks comprising motion information;
deriving, based on a merge index, motion information of a current block from the merge candidate list, the merge index specifying a merge candidate comprised in the merge candidate list;
generating a prediction block for the current block based on the derived motion information;
obtaining a residual block for the current block by decoding an input bitstream;
generating a reconstruction block for the current block by adding the residual block to the prediction block; and
applying a, deblocking filter on the reconstruction block,
wherein the derived motion information includes prediction direction information and both of L0 motion information and L1 motion information,
wherein, in response to the prediction direction information of the current block indicating a bi-prediction and a size of the current block being smaller than a pre-determined size, the prediction direction information indicating the bi-prediction is changed to indicate a uni-prediction and the prediction block of the current block is generated by performing motion compensation based on only the L0 motion information among the L0 motion information and the L1 motion information,
wherein, in response to the prediction direction information indicating the bi-prediction and the size of the current block being equal to or greater than the pre-determined size, the prediction direction information indicating the bi-prediction is not changed to indicate the uni-prediction and the prediction block of the current block is generated by performing the motion compensation based on both the L0 motion information and the L1 motion information, and
wherein the pre-determined size is representative of one of 8×8, 16×16, or 32×32.

US Pat. No. 10,075,795

APPARATUS AND METHOD FOR PROCESSING MULTI-CHANNEL AUDIO SIGNAL

Electronics and Telecommu...

1. A multichannel audio signal processing method processed by a unified speech audio coding (USAC) 3D decoder, comprising:generating an N-channel audio signal of N channels by down-mixing an M-channel audio signal of M channels in a format converter using playback environment or virtual layout, the number of M channels being greater than the number of N channels;
generating a stereo audio signal by performing binaural rendering of the N-channel audio signal in a binaural renderer; and
outputting the stereo audio signal,
wherein the USAC 3D decoder extracts a plurality of channel/prerendered objects, a plurality of objects, compressed object metadata (OAM), spatial audio object coding (SAOC) transport channels, SAOC side information (SI), and high-order ambisonics (HOA) signals from a bitstream,
wherein the plurality of channel/prerendered objects are inputted to the format converter through first dynamic range control (DRC1),
wherein the plurality of objects are inputted to the object renderer through first dynamic range control (DRC1),
wherein the spatial audio object coding (SAOC) transport channels, SAOC side information (SI) are inputted into a SAOC 3D decoder,
wherein the high-order ambisonics (HOA) signals are inputted into a HOA renderer,
wherein an outputs results of the format converter, the object renderer, the HOA render, and a SAOC 3D decoder are input to a mixer,
wherein the N-channel audio signal of N channels are outputted from the mixer,
wherein the N-channel audio signal of N channels is inputted into a binaural renderer connected with the second dynamic range control (DRC2) or is inputted into a third dynamic range control (DRC3) with connected with the second dynamic range control (DRC2) for a loudspeaker feed.

US Pat. No. 10,057,451

ASTRAL LAMP DEVICE HAVING DETACHABLE AND ANGLE-CONTROLLABLE LED MODULE BLOCKS AND METHOD OF SETTING THE SAME

ELECTRONICS AND TELECOMMU...

1. An astral lamp device comprising:a plurality of light emitting diode (LED) module blocks respectively having first ends detachably coupled to and disposed on a central frame;
an angle control part configured to control an angle of each of the plurality of LED module blocks coupled to the central frame; and
a switching part configured to switch to one of a plurality of stabilizers in response to a setting signal, the setting signal indicating a number of the coupled LED module blocks, the switched one of the plurality of stabilizers having a preset amount of power that corresponds to the number of the coupled LED module blocks.

US Pat. No. 10,032,288

METHOD AND SYSTEM FOR GENERATING INTEGRAL IMAGE MARKER

ELECTRONICS AND TELECOMMU...

1. A system for generating an integral image marker, the system comprising:a data initialization unit configured to generate information regarding individual input image markers and initialize data;
a storage unit configured to store the information generated by the data initialization unit and the data initialized by the data initialization unit;
a camera configured to capture an image of a predetermined area and provide the captured image; and
a controller configured to detect image markers included in the image, calculate a camera pose of each of the detected image markers when the number of detected image markers is greater than or equal to two, calculate relative camera pose between the detected image markers and error value of the relative camera pose between the detected image markers, update prestored relative camera pose between the detected image markers and error value of relative camera pose between the detected image markers and the calculated error value of the relative camera pose between the detected image markers, and generate an integral image marker by applying the prestored relative camera pose between the image markers to 3D coordinates of feature points in a target image marker, when an end signal is input.

US Pat. No. 9,857,870

METHOD OF ACQUIRING GAZE INFORMATION IRRESPECTIVE OF WHETHER USER WEARS VISION AID AND MOVES

ELECTRONICS AND TELECOMMU...

1. A gaze tracking apparatus comprising:
a lighting element unit comprising a first infrared lighting element and a second infrared lighting element to radiate an
infrared light to a user;

an image acquirer to acquire an eye image of the user, the eye image comprising a first corneal reflection light generated
by reflecting, to a pupil of the user, infrared light radiated from the first infrared lighting element, a second corneal
reflection light generated by reflecting, to the pupil of the user, infrared light radiated from the second infrared lighting
element, a first lens reflection light generated by reflecting, to a vision aid of the user, the infrared light radiated from
the first infrared lighting element, and a second lens reflection light generated by reflecting, to the vision aid of the
user, the infrared light radiated from the second infrared lighting element; and

a processor to eliminate the second lens reflection light when interference occurs between the second lens reflection light
and the first corneal reflection light or the second corneal reflection light in the acquired eye image, and to compute a
gaze position of the user based on user movement information, user calibration information, and coordinates of the first corneal
reflection light,

wherein the second lens reflection light is a lens reflection light obscuring a corneal reflection light or the pupil of the
user among a plurality of lens reflection lights generated by an infrared lighting element;

the second infrared lighting element is a lighting element causing the second lens reflection light; and
the processor controls an on/off state of the lighting element unit to search for the second infrared lighting element that
causes the second lens reflection light, removes the second infrared lighting element, and computes the gaze position of the
user based on the first reflected cornea light reflected by the first infrared lighting element.

US Pat. No. 9,860,515

APPARATUS AND METHOD FOR 3D CONTENT BROADCASTING WITH BOUNDARY INFORMATION

Electronics and Telecommu...

1. A boundary information providing apparatus of a three-dimensional (3D) broadcasting system, the apparatus comprising: one
or more processors that process computer executable program code embodied in computer readable non-transitory storage media,
the computer executable program code comprising: program code that generates service type information on whether a video is
the 2D video or the 3D video; and program code that transmits the service type information, wherein the boundary information
between 2D and 3D is signaled based on a descriptor for PMT signaling or based on video stream signaling, wherein the descriptor
is used to prevent the video receiving apparatus from synthesizing two different 2D video, wherein the service type information
is signaled based on the descriptor after a start of a 3D video period in a case of 2D to 3D, when the boundary information
is signaled based on a descriptor for PMT signaling, wherein the service type information is signaled based on the descriptor
before an end of the 3D video period in a case of 3D to 2D, when the boundary information is signaled based on a descriptor
for PMT signaling, wherein a frame_packing_arrangement_data is used to indicate whether a video frame is provided as the 2D
video or the 3D video, wherein the frame_packing_arrangement_data denoting the 2D video is included in a video stream for
providing, when a 2D video service, when the boundary information is signaled based on video stream signaling, wherein the
frame packing arrangement data is not included in the video stream for providing a 3D video service, when the boundary information
is signaled based on video stream signaling.

US Pat. No. 9,736,484

APPARATUS FOR ENCODING AND DECODING IMAGE USING ADAPTIVE DCT COEFFICIENT SCANNING BASED ON PIXEL SIMILARITY AND METHOD THEREFOR

Electronics and Telecommu...

1. A decoding apparatus comprising:
an entropy decoding hardware processor configured to perform entropy decoding of an encoded video information in a bitstream
to obtain transform coefficients;

a scanning decision hardware processor configured to select a scanning mode for the transform coefficients of a current block;
and

a video recovery hardware processor configured to scan the transform coefficients based on the selected scanning mode;
wherein the scanning decision hardware processor is further configured to select the scanning mode based on an intra prediction
mode of the current block, and

the scanning decision hardware processor is further configured to select a horizontal scanning mode as the scanning mode when
the intra prediction mode is a vertical intra prediction mode, and select a vertical scanning mode as the scanning mode when
the intra prediction mode is a horizontal intra prediction mode.

US Pat. No. 9,660,190

METAL-INSULATOR TRANSITION (MIT) DEVICE MOLDED BY CLEAR COMPOUND EPOXY

ELECTRONICS AND TELECOMMU...

1. A metal-insulator transition (MIT) device comprising:
a MIT chip having a material causing a metal-insulator transition (MIT) phenomenon at a critical temperature; and
a clear compound epoxy which molds the MIT chip,
wherein:
the clear compound epoxy forms a clear compound epoxy layer including an inner surface which covers and faces the MIT chip
and an outer surface which faces an exterior; and

the MIT chip and the clear compound epoxy layer are formed into a package, such that the clear compound epoxy layer is an
outer layer of the package, defining the package as a separate device from the exterior.

US Pat. No. 9,577,674

BIT INTERLEAVER FOR LOW-DENSITY PARITY CHECK CODEWORD HAVING LENGTH OF 64800 AND CODE RATE OF 2/15 AND 16-SYMBOL MAPPING, AND BIT INTERLEAVING METHOD USING SAME

ELECTRONICS AND TELECOMMU...

1. A bit group-unit interleaver, comprising:
a first memory configured to store a low-density parity check (LDPC) codeword, the LDPC codeword having a length of 64800
bits and a code rate of 2/15;

a processor configured to generate an interleaved codeword by interleaving the LDPC codeword on a bit group basis, the size
of the bit group corresponding to a parallel factor of the LDPC codeword; and

a second memory configured to store the interleaved codeword corresponding to a modulator for 16-symbol mapping,
wherein the interleaving is performed using the following equation using permutation order:
Yj=X?(j) 0?j?Ngroup
where Xj is a j-th bit group, Yj is an interleaved j-th bit group, Ngroup is the number of bit groups obtained by dividing the LDPC codeword into the bit groups, and ?(j) is a permutation order for
bit group-based interleaving, and

wherein the permutation order corresponds to an interleaving sequence represented by the following equation:
interleaving sequence={5 58 29 154 125 34 0 169 80 59 13 42 77 167 32 87 24 92 124 143 114 120 166 138 64 136 149 57 18 101
119 35 33 113 75 108 104 3 27 39 172 159 129 62 146 142 19 147 111 70 74 79 10 132 1 161 155 90 15 133 47 112 84 28 160 117
150 49 7 81 44 63 118 4 158 148 82 69 36 162 86 71 22 26 61 40 126 170 177 23 91 68 56 110 21 93 107 85 20 128 109 66 83 12
179 141 97 78 157 72 130 99 165 45 11 152 168 14 16 2 137 140 121 173 50 55 94 144 73 51 98 174 178 17 100 9 122 54 38 156
131 127 164 102 116 176 30 37 139 95 43 135 53 89 106 171 76 175 153 96 151 115 52 6 123 134 31 103 163 65 105 48 25 8 60
67 88 46 41 145}.

US Pat. No. 9,568,899

APPARATUS AND METHOD FOR AUTOMATICALLY CONFIGURING SENSOR TO CONFIGURE BUILDING ENERGY MANAGEMENT SYSTEM

Electronics and Telecommu...

1. An apparatus for automatically configuring a reference sensor, the apparatus comprising:
an information input unit to receive input of information on a building in which a building energy management system (BEMS)
is to be built, information on a reference sensor used to build the BEMS, and information on a budget allocated for building
the BEMS;

a sensor disposition unit to calculate a position at which the reference sensor is to be disposed in the building based on
the input information on the building, the reference sensor, and the allocated budget, and determine a position at which a
next sensor is to be disposed in four directions on a plane based on the calculated position at which the reference sensor
is to be disposed; and

a user interface unit to display the position at which the reference sensor is to be disposed,
wherein the sensor disposition unit comprises:
an entire region sensor disposition calculation module to calculate the position at which a sensor is to be disposed in an
entire region of the building based on the input information on the building and the information on the reference sensor;
and

a budget reflected sensor disposition position calculation module to calculate the disposed position for the sensor in the
building based on the input information on the building, the information on the reference sensor, and the information on the
allocated budget.

US Pat. No. 9,561,593

WORKING METHOD USING SENSOR AND WORKING SYSTEM FOR PERFORMING SAME

ELECTRONICS AND TELECOMMU...

1. A working method using a sensor, comprising:
acquiring image and depth information of a pile of objects using a visual sensor, the pile of objects including an object;
extracting a region of an object in the pile of objects that corresponds to a region of a standard model having an angle that
is the same as an angle of the extracted region of the object in x-axis, y-axis, and z-axis directions using the image and
depth information of the pile of objects;

calculating a local point of the extracted region of the object and measuring a distance to the local point using a distance
sensor;

picking the object on the basis of the measured distance;
moving the object to a predetermined place;
acquiring an image of the object after the object has been moved;
detecting an edge of the object from the image of the object;
extracting a feature of the detected edge; and
estimating an angle of the object after the object has been moved by comparing the extracted feature of the detected edge
with an edge of a predetermined object standard model included in an object image database,

wherein the object image database includes stored images of the object acquired under a variety of illumination environments
and at a plurality of rotation angles, and

wherein estimating the angle of the object includes reducing an illumination influence on the image of the object using the
predetermined object standard model of the object image database.

US Pat. No. 9,541,714

BIDIRECTIONAL OPTICAL TRANSCEIVER MODULE AND METHOD OF ALIGNING THE SAME

ELECTRONICS AND TELECOMMU...

1. A bidirectional optical transceiver module, comprising:
a package which has on one side a cavity that is inwardly recessed and through which a plurality of lead wires pass;
a platform which is mounted on the package;
a transmitter which is mounted on one side of the platform and generates output light according to an electric signal transmitted
through at least one of the plurality of lead wires;

a holder which includes the horizontal portion having a through-hole and disposed on the package to cover the cavity, and
the vertical portion which has the inclined surface on one side and a connection hole connected to the through-hole, and which
protrudes on the top of the horizontal portion;

a receiver which is mounted in the cavity, generates an electric signal that corresponds to input light that passes through
the through-hole and the connection hole to be incident into the cavity, and outputs the generated electric signal through
at least one of the plurality of lead wires; and

a wavelength division multiplexing (WDM) filter that is disposed on the inclined surface of the vertical portion to deliver
the output light toward an optical fiber and to deliver the input light toward the connection hole and the through-hole.

US Pat. No. 9,525,507

METHOD OF TUNING WAVELENGTH IN TIME AND WAVELENGTH DIVISION MULTIPLEXING-PASSIVE OPTICAL NETWORK (TWDM-PON)

ELECTRONICS AND TELECOMMU...

1. A method of tuning a wavelength in a time and wavelength division multiplexing-passive optical network (TWDM-PON) having
a plurality of operable channels, the method comprising operations of:
(a) after a second channel is added as an operating channel of the TWDM-PON in which at least a first channel is working,
sending a wavelength tuning request message from an optical line terminal (OLT), which is providing a service to an optical
network unit (ONU) through the first channel, to request the ONU to change from the first channel to the second channel;

(b) in response to receiving the wavelength tuning request message, determining, at the ONU, whether or not a downstream wavelength
of the second channel has been recorded on the ONU; and

(c) in response to a determination that the downstream wavelength of the second channel is recorded on the ONU, sending to
the OLT an ACK message that indicates that the ONU is able to perform wavelength tuning, and then commencing wavelength tuning
to the second channel, and in response to a determination that the downstream wavelength of the second channel is not recorded
on the ONU, sending to the OLT a NACK message that indicates that the ONU is unable to perform wavelength tuning.

US Pat. No. 9,516,574

COMMUNICATION METHOD FOR A COORDINATOR, A RELAY DEVICE, A SOURCE DEVICE AND A DESTINATION DEVICE INCLUDED IN A WIRELESS NETWORK

Electronics and Telecommu...

1. A communication method of a source station included in a wireless network, the method comprising:
performing beamforming with at least one relay station using a first resource which is assigned by a coordinator;
obtaining information associated with a result of the beamforming;
transmitting, to the coordinator, a request frame for performing beamforming in a link between the source station and a destination
station; and

performing beamforming with the destination station using a second resource which is assigned by the coordinator,
wherein the first resource is for performing beamforming in a link between the source station and the at least one relay station,
and the second resource is for performing beamforming in a link between the source station and the destination station.

US Pat. No. 9,510,279

INTELLIGENT MULTIPLE ACCESS COMMUNICATION CONTROL APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An intelligent multiple access communication control method for an intelligent multiple access communication control apparatus
that controls connections between a terminal that supports a plurality of Radio Access Technologies (RATs) and a plurality
of wireless networks each of which corresponds to one of the plurality of RATs, the method comprising:
commanding, for each RAT, a medium access control (MAC) layer of the terminal to perform an access procedure for accessing
one of the wireless networks corresponding to said each RAT;

connecting the terminal and the wireless networks corresponding to the plurality of RATs for providing a plurality of services
via the RATs, each service including a plurality of sessions;

collecting RAT information including information about available resources and radio state of the RAT;
checking Quality of Service (QoS) of at least one connection target service;
determining a priority of the service based on a result of the checking the QoS of each session included in each of the services,
and selecting one of the plurality of services as a preferential connection target service;

determining one of the RATs as a connection RAT for performing the preferential connection target service based on the QoS
and the RAT information; and

initiating the preferential connection target service via the connection RAT.

US Pat. No. 9,503,171

METHOD FOR TRANSMITTING SIGNAL USING MULTIPLE ANTENNAS

Electronics and Telecommu...

1. A method for transmitting signals, performed in a base station, comprising:
transmitting a first reference signal for each antenna group and a second reference signal for each directional beam to a
terminal;

receiving a first precoder matrix index (PMI-1) and a second precoder matrix index (PMI-2), which are calculated based on the first reference signal and the second reference signal, from the terminal; and

performing precoding on downlink data and a third reference signal for demodulation of the downlink data (DMRS) based on a
first precoder (P1) corresponding to the first precoder matrix index and a second precoder (P2) matrix corresponding to the second precoder matrix index,

wherein the first precoder is a precoding matrix for each of a plurality antenna groups to form directional beam, and the
second precoder is a precoding matrix for achieving multiplexing gain using the directional beam,

wherein the first precoder P1 is determined according to the first precoder matrix index (PMI-1) received from the terminal as following equation,


wherein Xlm means a mth fixed beam of Ith antenna group, PMI-1 is an element of {k, n, i, j}.

US Pat. No. 9,494,633

ELECTROMAGNETIC INTERFERENCE MEASURING DEVICE AND ELECTROMAGNETIC INTERFERENCE MEASURING METHOD

ELECTRONICS AND TELECOMMU...

1. An electromagnetic interference (EMI) measuring device, comprising:
a control unit;
an electromagnetic wave generating unit configured to generate a first electromagnetic wave in response to a frequency control
signal of the control unit;

an electromagnetic wave applying unit configured to provide the first electromagnetic wave to a device under test (DUT);
a measuring unit configured to repeatedly measure, in response to a measuring control signal of the control unit, a second
electromagnetic wave that is emitted from the DUT in response to the first electromagnetic wave; and

an electromagnetic wave eliminating unit configured to eliminate remaining electromagnetic waves from the DUT in response
to an eliminating control signal of the control unit between measurements of the second electromagnetic wave by the measuring
unit, and

wherein the control unit calculates EMI of the DUT on the basis of a measured result of the measuring unit.

US Pat. No. 9,492,739

VIRTUAL WORLD PROCESSING APPARATUS

ELECTRONICS AND TELECOMMU...

1. A virtual world processing apparatus, comprising:
a gas sensor unit configured to obtain scent information in a real world; and
an engine configured to receive information about capabilities of the gas sensor unit from the gas sensor unit, and to transmit
the scent information obtained by the sensor unit to a virtual world or the real world,

wherein the gas sensor unit transmits to the engine a maximum value of gas in parts per million (ppm) that can be detected
by the gas sensor unit.

US Pat. No. 9,489,034

METHOD AND APPARATUS FOR CONTROLLING OPERATION VOLTAGE OF PROCESSOR CORE, AND PROCESSOR SYSTEM INCLUDING THE SAME

ELECTRONICS AND TELECOMMU...

1. An apparatus for controlling an operation voltage of a processor core, comprising:
a voltage supplier supplying the operation voltage to the processor core;
an operation voltage searching core requesting the processor core to execute a program and controlling the operation voltage
based on whether the program has been normally operated; and

a wake-up timer transmitting a wake-up signal to the operation voltage searching core,
wherein the operation voltage searching core performs the controlling of the operation voltage in the case in which it receives
the wake-up signal from the wake-up timer.

US Pat. No. 9,490,868

APPARATUS AND METHOD FOR TRANSMITTING DATA USING HUMAN BODY

ELECTRONICS AND TELECOMMU...

1. A method of transmitting data using a human body, comprising:
outputting a parallel bit stream for an input serial bit stream;
dividing the parallel bit stream into a preset number of bit groups, and mapping the bit groups to code groups corresponding
to respective orthogonal code vectors;

combining orthogonal code vectors corresponding to outputs of the respective code groups into a single code vector, and outputting
the single code vector;

shifting a center frequency of a transmission signal by spreading the single code vector using a frequency shift code; and
applying a transmission code, corresponding to a result obtained by shifting the center frequency of the transmission signal,
to a human body through a matched filter and a transmission filter.

US Pat. No. 9,485,474

SYSTEM AND METHOD FOR LEARNING DRIVING INFORMATION IN VEHICLE

ELECTRONICS AND TELECOMMU...

1. A system for learning driving information in a vehicle, the system comprising:
a first camera mounted on an inner ceiling of the vehicle and configured to detect a projected position of a nose of the driver;
a second camera mounted on an inner front of the vehicle and configured to detect a front position of the nose of the driver;
a driver's status information processing unit configured to
detect the line of sight of the driver by calibrating an image corresponding to the projected position and an image corresponding
to the front position in real time,

analyze information about the line of sight that is detected, and
store the analyzed information in a driving learning database as learning data,
wherein the driver's status information processing unit is further configured to
recognize driver information of the driver after temporally storing images captured by the first and second cameras,
determine whether the driver who gets in the vehicle is a pre-registered driver based on the driver information,
register the driver information of the driver who gets in the vehicle when the driver is the pre-registered driver, and
register the driver as a new driver when the driver is not the pre-registered driver.

US Pat. No. 9,470,783

APPARATUS AND METHOD FOR OBTAINING RADAR SIGNAL

ELECTRONICS AND TELECOMMU...

1. An apparatus for obtaining a radar signal, the apparatus comprising:
a radar transmitter to radiate a plurality of split band penetration signals toward a target object; and
a radar receiver to receive a plurality of signals reflected from the target object, and to obtain a wideband response signal
using the plurality of reflected signals;

wherein the radar transmitter sets a channel to each of the plurality of split band penetration signals, converts a band of
each of the plurality of split band penetration signals to a different pass band corresponding to the set channel, and radiates
each of the plurality of split band penetration signals; and

wherein the radar transmitter converts the band of each of the plurality of split band penetration signals to the pass band
by up-converting the band of each of the plurality of split band penetration signals by a carrier frequency corresponding
to the set channel.

US Pat. No. 9,471,174

CONTROL APPARATUS AND METHOD OF ADDRESSING TWO-DIMENSIONAL SIGNAL

ELECTRONICS AND TELECOMMU...

1. A control apparatus for two-dimensionally addressing a signal, the apparatus comprising:
a control target,
a bottom electrode disposed under the control target;
a first electrode part disposed above the control target and arranged in a first direction; and
a second electrode part disposed above the control target and arranged in a second direction perpendicular to the first direction,
wherein the first electrode part and the second electrode part are configured to define a plurality of device cells at a plurality
of crossover points of the first and second electrode parts, and

wherein the second electrode part controls, according to a bias condition, a field applied to the control target by selectively
generating a field shielding effect at the plurality of crossover points.

US Pat. No. 9,465,694

METHOD AND APPARATUS FOR RECOVERING PARTITION BASED ON FILE SYSTEM METADATA

ELECTRONICS AND TELECOMMU...

1. A method for recovering a partition based on file system metadata, comprising:
determining, by an unallocated area determination unit, an unallocated area in a disk or an evidence image;
collecting, by a Master File Table (MFT) entry collection unit, MFT entries from the unallocated area;
generating, by an MFT entry analysis unit, MFT partition candidate information by analyzing the MFT entries; and
creating, by an MFT partition creation unit, information enabling a layout of a partition to be reconfigured based on the
MFT partition candidate information, and creating a tree structure using the created information and the MFT entries,

wherein creating the tree structure comprises:
reading the MFT partition candidate information and then accessing a corresponding sector;
analyzing MFT entries of the corresponding sector and calculating a location of a boot record;
if the location of the boot record has been calculated, calculating a total size of a volume using an MFT entry corresponding
to a metadata file;

determining whether the calculated volume size satisfies a preset minimum size;
parsing the collected MFT entries if it is determined that the calculated volume size satisfies the preset minimum size; and
restoring parsed results to a tree structure.

US Pat. No. 9,455,773

UPLINK MULTI-USER MULTIPLE-INPUT AND MULTIPLE-OUTPUT (UL MU-MIMO) TRANSMISSION REQUEST METHOD IN UL MU-MIMO COMMUNICATION

ELECTRONICS AND TELECOMMU...

1. A method of transmitting and receiving a frame for a multi-user multiple-input and multiple-output (MU-MIMO) communication
in an access point (AP), the method comprising:
transmitting, to each of a plurality of stations (STAs), an uplink multi-user request (UL MU request) frame requesting transmission
of a data frame; and

receiving, from each of the plurality of STAs, the data frame during an identical period of time based on an identical reception
intensity,

wherein the UL MU request frame comprises at least one of information on a transmission time of the data frame and information
on a reception intensity of the data frame in the AP, and

wherein the data frame, data of which an amount corresponds to a temporal period indicated in an L-LENGTH field of the UL
MU request frame, is received from each of the plurality of STAs, the L-LENGTH field indicating a transmission time information
field of the data frame.

US Pat. No. 9,433,024

COMMUNICATION METHOD OF TERMINAL AND COMMUNICATION METHOD OF BASE STATION FOR DIRECT COMMUNICATION LINK BETWEEN TERMINALS

ELECTRONICS AND TELECOMMU...

1. A communication method of a base station for controlling a direct communication link between terminals, comprising:
scheduling a first terminal by sending, from the base station, a first ranging command message to the first terminal using
unicast transmission, so that the first terminal transmits a first ranging code;

scheduling second terminals by sending, from the base station, a second ranging command message to the second terminals using
broadcast transmission, so that the second terminals receive the first ranging code transmitted by the first terminal; and

receiving first information from the second terminals, the first information including a quality measurement result of the
first ranging code that is received by the second terminals from the first terminal,

wherein the first and second ranging command messages are of a same format that includes a plurality of fields, including
an action field indicating whether each ranging command message is for ranging code transmission or ranging code reception,
the action field in the first ranging command message indicating the ranging code transmission, the action field in the second
ranging command message indicating the ranging code reception, and

a dedicated ranging code index that is an index identifying the first ranging code.

US Pat. No. 9,423,567

OPTICAL MODULE, INCLUDING A PRISM COVERED BY A HOUSING

ELECTRONICS AND TELECOMMU...

1. An optical module comprising:
a lower clad layer;
an optical waveguide including silicon nitride, the optical waveguide extending in an extending direction on the lower clad
layer;

an optical device on the optical waveguide;
a prism disposed between the optical device and the optical waveguide, the prism having a higher refractive index than the
optical waveguide;

a housing covering the prism and the optical device; and
an electrode layer adjacent to the prism and disposed between the housing and the optical waveguide,
wherein the prism has a wedge shape including an inclined surface with respect to the extending direction of the optical waveguide,
the prism including gallium phosphide, and

wherein the inclined surface of the prism has an inclination angle of about 35.2 degree with respect to the extending direction
of the optical waveguide.

US Pat. No. 9,424,857

ENCODING METHOD AND APPARATUS, AND DECODING METHOD AND APPARATUS

ELECTRONICS AND TELECOMMU...

1. An encoding method of an encoder, the method comprising:
transforming an input signal to generate first modified discrete cosine transform (MDCT) coefficients;
quantizing the first MDCT coefficients to generate MDCT indices;
dequantizing the MDCT indices to generate second MDCT coefficients;
computing MDCT residual coefficients using differences between the first MDCT coefficients and the second MDCT coefficients;
encoding the MDCT residual coefficients to generate a residual index;
generating gain indices corresponding to gains from the first MDCT coefficients and the second MDCT coefficients; and
multiplexing the MDCT indices, the residual index, and the gain indices by a multiplexer to generate a bit stream,
wherein generating the residual index comprises selecting an index of a sub-band with a largest energy of MDCT residual coefficients
among a plurality of sub-bands, and

wherein encoding the MDCT residual coefficients comprises selecting a pulse at a position corresponding to a predetermined
number of MDCT residual coefficients, and generating the gain indices comprises computing exponents that are logarithms of
magnitudes of the second MDCT coefficients at positions excluding the position of the pulse.

US Pat. No. 9,420,539

APPARATUS AND METHOD FOR CONTROLLING TRANSMISSION OF SENSOR DATA ON MEDIA ACCESS CONTROL (MAC) LAYER OF WIRELESS SENSOR NETWORK

Electronics and Telecommu...

1. A method for controlling transmission of sensor data by a coordinator of a wireless sensor network, the method comprising:
transmitting a data frame received from a sensor device to a PAN coordinator;
in response to no acknowledgement message being received from the PAN coordinator during a period of time to receive an acknowledgement
message, retransmitting the data frame; and

in response to a number of retransmission attempts of the data frame exceeding a maximum number of retransmission attempts,
transmitting a Data Transmission Stop Notification to the sensor device to stop receiving any further retransmission of the
data frame from the sensor device.

US Pat. No. 9,411,097

OPTICAL MODULE

ELECTRONICS AND TELECOMMU...

1. An optical module comprising:
an optical bench having a first step with a first depth and a second step with a second depth that is smaller than the first
depth;

a silicon carrier disposed above the first step, and where at least one semiconductor chip is installed;
an AWG chip (Arrayed Waveguide Grating chip) secured to the second step, extending up to the first step, and being chip-to-chip
bonded with the silicon carrier above the first step;

a lens disposed on an upper surface of the optical bench where the first step and the second step are not positioned; and
a metal package surrounding the optical bench, the silicon carrier, the AWG chip and the lens,
wherein at one side of the metal package, a double slit including an upper slit and a lower slit are provided,
a DC FPCB (Direct Current FPCB) extends from outside towards inside the metal package through the upper slit and is secured
to a support provided on an inner surface of the upper slit, and

an RF FPCB (Radio Frequency FPCB) extends from outside towards inside the metal package through the lower slit and is secured
to an upper portion of the silicon carrier.

US Pat. No. 9,411,685

PARITY CHUNK OPERATING METHOD AND DATA SERVER APPARATUS FOR SUPPORTING THE SAME IN DISTRIBUTED RAID SYSTEM

ELECTRONICS AND TELECOMMU...

1. A data server apparatus in an environment dividing data of a file by a chunk unit, constituting a stripe by calculating
a parity for a failure recovery, dispersedly storing a parity chunk and a data chunk included in the stripe in multiple data
servers, the apparatus comprising:
a communication unit for receiving the data chunk constituting the stripe;
a storage for storing the data chunk; and
a control unit for calculating a partial parity by performing an operation between a previous data chunk and an update data
chunk if the update data chunk is received, and transmitting the calculated partial parity to a data server which manages
the parity chunk constituting the stripe,

wherein the partial parity and the parity chunk are stored and managed in a same data server,
wherein each data chunk of the file and each parity chunk are stored in each different data server, and
wherein storing the data chunk in the storage and transmitting the partial parity to the data server which manages the parity
chunk constituting the stripe are performed by different processes in a same server.

US Pat. No. 9,407,061

TUNABLE LIGHT SOURCE

ELECTRONICS AND TELECOMMU...

1. An external-cavity type wavelength tunable laser comprising:
a gain medium configured to generate an optical signal and amplify the generated optical signal based on a bias current applied;
an external reflector configured to be coupled optically with the gain medium;
a second thermistor provided on the side of the gain medium and configured to measure a temperature of the gain medium;
a first thermistor provided on the external reflector and configured to measure a temperature of the external reflector; and
a thermoelectric cooler configured to configured to transfer generated heat based on the temperatures measured by the first
thermistor,

wherein the external reflector comprises a heater electrode for wavelength adjustment and a phase control electrode for phase
control, and

the external reflector controls an output wavelength based on a relationship between the temperature measured by the second
thermistor and an electrical power input to the heater electrode.

US Pat. No. 9,399,527

APPARATUS AND METHOD FOR CONTROLLING GEOSTATIONARY ORBIT SATELLITE

Electronics and Telecommu...

1. An apparatus for controlling a geostationary orbit satellite, the apparatus comprising:
a data processing unit to generate remote measurement data by measuring a state of a geostationary orbit satellite;
a signal transmitting/receiving unit to receive a remote command signal and to transmit the remote measurement data; and
a satellite control unit to control an orbit and a pose of the geostationary orbit satellite relative to inclined geosynchronous
space debris,

wherein the geostationary orbit satellite is maintained at a predetermined safe distance from the inclined geosynchronous
space debris when the inclined geosynchronous pace debris passes through an equatorial plane of earth,

wherein the satellite control unit controls a radial separation between the geostationary orbit satellite and the inclined
geosynchronous space debris to maintain the predetermined safe distance for collision avoidance when the inclined geosynchronous
space debris passes through the equatorial plane of the Earth, and

wherein the satellite control unit adjusts a velocity of the geostationary orbit satellite to maintain the predetermined safe
distance for collision avoidance between the geostationary orbit satellite and the inclined geosynchronous space debris.

US Pat. No. 9,397,254

SUPERLUMINESCENT DIODE AND METHOD FOR IMPLEMENTING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method for implementing an SLD (superluminescent diode) that is a light source of a wavelength tunable laser, the method
comprising:
growing a first epi layer on top of an SI (semi-insulating substrate);
re-growing a butt layer based on the first epi layer;
forming a tapered SSC (spot size converter) on the re-grown butt layer;
forming an optical waveguide on an active area that is based on the first epi layer and on an SSC area that is based on the
tapered SSC;

forming an RWG (ridge waveguide) on the optical waveguide;
forming a polyimide layer on one side of the RWG in the active area; and
forming a p-type electrode and an n-type electrode.

US Pat. No. 9,383,449

METHOD AND APPARATUS FOR REMOVING SPOOFING SIGNAL IN SATELLITE NAVIGATION SYSTEM

ELECTRONICS AND TELECOMMU...

8. A method of removing a spoofing signal, the method comprising:
determining whether a spoofing signal is present in a received GPS signal between a radio frequency (RF) output terminal of
a GPS antenna and an RF input terminal of a GPS receiver;

transmitting the received GPS signal to the RF input terminal of the GPS receiver when the spoofing signal is absent;
extracting a characteristic of the spoofing signal when the spoofing signal is present;
generating an anti-spoofing signal based on the extracted characteristic of the spoofing signal; and
removing the spoofing signal using the generated anti-spoofing signal.

US Pat. No. 9,378,559

SYSTEM AND METHOD FOR MOTION ESTIMATION

ELECTRONICS AND TELECOMMU...

1. A system for motion estimation, comprising:
a plurality of motion sensors mounted near joints of a body and configured to provide motion information;
a depth sensor configured to provide 3-dimensional image information having a 3-dimensional coordinate for each pixel; and
a motion estimation device configured to estimate a motion by use of the motion information and the 3-dimensional image information,
wherein the motion estimation device comprises:
a converging unit configured to compute mounting position information of the motion sensors by performing an initialization
process by converging the motion information and the 3-dimensional image information; and

an estimating unit configured to estimate the motion by computing a state vector including the mounting position information
and the motion information,

wherein the estimating unit is configured to compute a step length value for each of the motion sensors and the depth sensor
based on information observed through each of the motions sensors and the depth sensor, compute a traveled distance by accumulating
the computed step length values, and compensate the traveled distance if a difference between the two step length values is
greater than or equal to a predetermined critical value.

US Pat. No. 9,379,674

TRANSIMPEDANCE PRE-AMPLIFIER WITH IMPROVED BANDWIDTH

ELECTRONICS AND TELECOMMU...

1. A transimpedance pre-amplifier (TIA) comprising:
a regulated cascode circuit configured to include an amplification unit that amplifies an input current to generate an output
voltage, and a first feedback amplification unit that is connected to an input node of the amplification unit and amplifies
the input current to cause a negative feedback to the amplification unit; and

a second feedback amplification unit configured to amplify an output of the first feedback amplification unit and to provide
a positive feedback to an input node of the regulated cascode circuit, for reducing an input resistance of the regulated cascode
circuit.

US Pat. No. 9,361,343

METHOD FOR PARALLEL MINING OF TEMPORAL RELATIONS IN LARGE EVENT FILE

ELECTRONICS AND TELECOMMU...

1. A method for parallel mining of temporal relations in a large event file, comprising:
aligning an event file based on customer identification (ID) and event time at which each event has occurred;
generating a set of large event types satisfying a preset support or more from the event file;
converting the event file into a large event sequence including the large event type set;
summarizing the large event sequence and then creating a time interval data file;
generating candidate temporal relations from the time interval data file, and deriving frequent temporal relations satisfying
a preset support or more from the candidate temporal relations; and

generating a temporal relation rule from the derived frequent temporal relations,
wherein converting the event file into the large event sequence comprises:
extracting event records belonging to the large event types by processing the event file in parallel using a Map function;
converting event times at which the events have occurred into sequence numbers; and
generating the large event sequence by combining large events type sets, event times of which are converted into sequence
numbers, in parallel using a Reduced function.

US Pat. No. 9,361,692

IMAGE REGISTRATION DEVICE AND OPERATION METHOD OF THE SAME

ELECTRONICS AND TELECOMMU...

1. An image registration method for registering at least two images captured by a plurality of cameras, the method comprising:
receiving a target image and a reference image from the plurality of cameras;
calculating, by a processor, a magnitude of a first feature vector according to a first feature point among a plurality of
feature points extracted from a reference image;

calculating, by the processor, a magnitude of a second feature vector according to a second feature point among a plurality
of feature points extracted from a target image;

calculating, by the processor, a difference between magnitude values of the first and second feature vectors;
creating, by the processor, a first threshold value on the basis of the magnitude value of the first feature vector and a
magnitude ratio;

comparing, by the processor, a magnitude difference between the first and second feature vectors and a magnitude of the first
threshold value; and

constructing, by the processor, a single combined digital image from the target image and the reference image,
wherein, when the magnitude difference between the first and second feature vectors is not determined to be greater than the
first threshold value, similarity calculation is performed on the first and second feature points, and, when the magnitude
difference between the first and second feature vectors is determined to be greater than the first threshold value, a magnitude
of another feature point of the target image is compared with the magnitude of the first threshold value.

US Pat. No. 9,350,226

APPARATUS AND METHOD FOR REDUCING A NOISE IN AN OUTPUT WAVEFORM USING A MULTI-BIT SIGMA-DELTA MODULATOR AND A THREE PHASE INVERTER

ELECTRONICS AND TELECOMMU...

1. A power control driving device comprising:
a sine wave signal generating unit configured to generate a plurality of multi-phase sine waves;
a control signal converting unit configured to convert each of the plurality of multi-phase sine waves into a pair of a multi-bit
control signal and an inversion signal, wherein each multi-phase sine wave of the plurality of multi-phase sine waves is converted
from an analog to a digital signal by a separate multi-bit sigma-delta modulator; and

a three-phase inverter circuit configured to output a voltage varied by the multi-bit control signal and the inversion signal
from the control signal converting unit, wherein the inverter circuit includes a plurality of pairs of switch units, each
pair of switch units matching with a corresponding pair of the multi-bit control signal and the inversion signal, each pair
of switch units including an upper switch unit receiving the multi-bit control signal and a lower switch unit receiving the
inversion signal,

wherein an on-off state of each pair of switch units is determined by the corresponding pair of the multi-bit control signal
and the inversion signal from the control signal converting unit, and

wherein each of the plurality of pairs of switch units includes a plurality of switch sets, each of which has switches weighted
according to a binary ratio.

US Pat. No. 9,336,077

METHOD AND APPARATUS FOR DECODING LDPC CODE

ELECTRONICS AND TELECOMMU...

1. A computer-implemented method of decoding a Low Density Parity Check (LDPC) code, the method comprising:
receiving the LDPC code through a channel; and
decoding the LDPC code using check nodes and variable nodes,
wherein decoding the LDPC code includes:
calculating, using a computer, first results by performing a calculation having first and second inputs forward and recursively
using a plurality of edges of a check node;

calculating, using the computer, second results by performing the calculation backward and recursively using the plurality
of edges; and

calculating, using the computer, a value of the check node by performing the calculation using at least one of the first results
and the second results as the first and second inputs, respectively,

wherein N is a count of the edges of the plurality of edges,
wherein performing the calculation forward and recursively includes:
calculating the first result for a first stage by performing the calculation using values of first and second edges as the
first and second inputs, respectively, and

calculating the first result for an nth stage by performing the calculation using values of the first result for an (n?1)th stage and an (n+1)th edge as the first and second inputs, respectively, wherein n is greater than or equal to 2 and less than or equal to N?3,
and

wherein performing the calculation backward and recursively includes:
calculating the second result for the first stage by performing the calculation using values of the Nth and an (N?1)th edge as the first and second inputs, respectively, and

calculating the second result for the nth stage by performing the calculation using values of the second result for an (n?1)th stage and an (N?n)th edge as the first and second inputs, respectively, wherein n is greater than or equal to 2 and less than or equal to N?3.

US Pat. No. 9,319,127

METHOD OF RELAY BETWEEN DEVICES

ELECTRONICS AND TELECOMMU...

1. A data relay method enabling a terminal to relay data between a base station (BS) and at least one external terminal located
outside of a service area of the BS, the method comprising:
receiving a relay request from the BS;
when the relay request is accepted, relaying data between the BS and the at least one external terminal;
requesting handover with respect to the relay request from the BS; and
handing over the relay role to a relay terminal newly selected by the BS.

US Pat. No. 9,288,090

SPECTRUM SENSING METHOD AND SPECTRUM SENSING DEVICE

ELECTRONICS AND TELECOMMU...

1. A spectrum sensing method, comprising:
(a) sampling a received signal:
(b) calculating a first operation value relating to a strength of the received signal based on the sampled signal;
(c) searching for a first frequency band having the largest correlation with an input signal based on the sampled signal;
(d) calculating a first residual component signal by removing a signal component in the first frequency band from the received
signal;

(e) calculating a second operation value relating to a strength of the first residual component signal; and
(f) determining whether the frequency band occupied in the received signal is present based on a relative value of the first
operation value and the second operation value.

US Pat. No. 9,282,913

APPARATUS AND METHOD FOR SELF-EXAMINING ABNORMALITY OF BREAST TISSUE

ELECTRONICS AND TELECOMMU...

1. An apparatus for self-examining whether a breast tissue is abnormal, the apparatus comprising:
an examination checker configured to transmit a microwave to one side of an examinee's breast, receive the microwave that
has passed through the breast and calculate a value in the microwave reception of the received microwave; and

a self-examination device configured to analyze the value in the microwave reception received from the examination checker
and examines whether the breast is abnormal,

wherein the self-examination device comprises:
an examination checker connection unit being connected to the examination checker and configured to receive the value in the
microwave reception;

an information analysis unit configured to analyze the value in the microwave reception to examine whether breast is abnormal;
and

an information storage unit that stores information including a reference value needed to make a calculation and a determination
to evaluate whether the breast is abnormal on the basis of the value in the microwave reception

wherein the information storage unit stores the value in a microwave reception for the examinee's breast at an examination
time point of the breast and an evaluation value for the examinee's breast is calculated from the value in the microwave reception,
the evaluation value being the difference between the value in the microwave reception and the reference value, which is derived
from normal breast tissue, and a value in the microwave reception at the examination time point.

US Pat. No. 9,281,812

MIT TRANSISTOR SYSTEM INCLUDING CRITICAL CURRENT SUPPLY DEVICE

Electronics and Telecommu...

1. A metal-insulator transition (MIT) transistor system, comprising:
an MIT transistor having an input terminal, an output terminal, and a control terminal; and
a current supplier connected between the input and control terminals of the MIT transistor, the current supplier being configured
to, responding to a power supply voltage and a ground voltage respectively applied to the input and output terminals of the
MIT transistor, receive an input signal and supply a critical current to the MIT transistor, to thereby cause an MIT phenomenon
to occur between the control and output terminals of the MIT transistor, the MIT transistor being a current device operating
in a negative differential resistance (NDR) mode when the MIT phenomenon occurs.

US Pat. No. 9,275,860

METHOD OF MANUFACTURING A JUNCTION ELECTRONIC DEVICE HAVING A 2-DIMENSIONAL MATERIAL AS A CHANNEL

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a junction electronic device having a 2-Dimensional (2D) material as a channel, comprising:
forming a patterned portion by surface-treating a substrate so that the patterned portion has a higher surface potential than
other portions of the substrate;

bonding a 2D material to the patterned portion having the higher surface potential by spraying a liquid including 2D material
flakes onto the substrate;

forming a pair of first electrodes in contact with both ends of the 2D material disposed on the substrate;
forming a dielectric layer on the first electrodes and the 2D material; and
forming a second electrode on the dielectric layer.

US Pat. No. 9,276,403

SOLAR CELL HAVING FAN STRUCTURE AND APPLICATION SYSTEM USING THE SAME

ELECTRONICS AND TELECOMMU...

1. A solar cell, comprising:
at least two solar cell panels to colour using a predetermined wavelength of light, and to perform solar power generation
using a remaining wavelength of light,

wherein the at least two solar cell panels are stacked together to form a layered structure, and include a first solar cell
panel with a lower surface and an upper surface and a second solar cell panel stacked on the first solar cell, the second
solar cell panel having a lower surface and an upper surface, and

wherein, when taken from a sectional view, the second solar cell panel is disposed on the first solar cell panel such that
the lower surface of the second solar cell panel faces the upper surface of the first solar cell panel, and the first and
second solar cell panels are spaced apart from each other with a gap space therebetween and thereby are disposed in a fan
structure for a venturi effect; and

a first carbon dioxide absorption material applied on the upper surface of the first solar cell panel, and a second carbon
dioxide absorption material applied on the lower surface of the second solar cell panel, the first and second dioxide absorption
material facing each other with a gap therebetween,

wherein exterior air flows into the gap space of the fan structure, and carbon dioxide of the in-flown outside air is absorbed
by the first and second carbon dioxide absorption materials.

US Pat. No. 9,256,471

TASK SCHEDULING METHOD FOR PRIORITY-BASED REAL-TIME OPERATING SYSTEM IN MULTICORE ENVIRONMENT

ELECTRONICS AND TELECOMMU...

1. A task scheduling method for a priority-based real-time operating system in a multicore environment, comprising:
combining, using a processor, one or more scheduling algorithm candidates for sequential tasks with one or more scheduling
algorithm candidates for parallel tasks;

simulating, using the processor, respective task scheduling algorithm candidates generated at the combining, and evaluating
performances of the simulated task scheduling algorithm candidates based on performance evaluation criteria; and

selecting, using the processor, a task scheduling algorithm exhibiting best performance from among results obtained from the
evaluating of performances.

US Pat. No. 9,258,147

MULTI-FRAME DATA PROCESSING APPARATUS AND METHOD USING FRAME DISASSEMBLY

ELECTRONICS AND TELECOMMU...

1. A multi-frame data processing apparatus using frame disassembly, the apparatus comprising:
a data communicator which receives a transmission signal from a Line Adaptation Unit (LAU);
a frame processor which disassembles each frame of the transmission signal and acquires information data that is included
in the transmission signal; and

a data processor which transfers the information data to an Algorithm Processing Unit (APU) and acquires processed information
data that is obtained by processing the information data via the APU based on a corresponding algorithm,

wherein the frame processor comprises:
a frame structure acquisition unit which acquires a frame structure of the transmission signal;
a frame disassembly unit which acquires format data and the information data that are included in the transmission signal
in accordance with the frame structure; and

a frame storage which stores the frame structure and the format data.

US Pat. No. 9,251,799

METHOD AND APPARATUS FOR ENCODING AND DECODING AUDIO SIGNAL USING ADAPTIVE SINUSOIDAL CODING

ELECTRONICS AND TELECOMMU...

1. A method for encoding an audio signal, comprising:
receiving a transformed audio signal;
dividing the transformed audio signal into a plurality of sub-bands;
calculating, by a processor, energy of each of the sub-bands;
selecting, by the processor, a predetermined number of sub-bands in order of a large amount of energy of the sub-bands; and
performing sinusoidal coding with regard to the selected sub-bands, wherein the performing sinusoidal coding with regard to
the selected sub-bands comprises:

selecting the selected sub-bands as a search track for the sinusoidal coding based on the amount of energy of the sub-bands;
and

performing the sinusoidal coding with regard to the search track.

US Pat. No. 9,232,520

MACHINE TYPE COMMUNICATION SUPPORT METHOD AND APPARATUS

Electronics and Telecommu...

1. A machine type communication (MTC) support method performed in a base station, comprising:
allocating physical channels of MTC user equipment (UE), including information about a number of orthogonal frequency division
multiplexing (OFDM) symbols occupied by a physical downlink control channel (PDCCH) of a station, to a physical downlink shared
channel (PDSCH) region between the base station and the MTC UE, to transmit data to the MTC UE; and

transmitting, at the physical channels of the MTC UE, an allocated subframe,
wherein the allocating the physical channels of the MTC UE includes cyclic-shifting a predetermined MTC-physical control format
indicator channel (PCFICH) code according to a control format indicator (CFI) for the station, and allocating an MTC-PCFICH
using the cyclic-shifted MTC-PCFICH code.

US Pat. No. 9,231,372

SEMICONDUCTOR LASER AND METHOD OF FABRICATING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of fabricating a semiconductor laser, the method comprising:
providing a semiconductor substrate including a first region and a second region;
forming a silicon single crystal layer in the second region of the semiconductor substrate by using a selective epitaxial
growth process;

forming an optical coupler by using the silicon single crystal layer; and
forming a laser core structure including a germanium single crystal layer in the first region of the semiconductor substrate
by using a selective epitaxial growth process,

wherein the semiconductor substrate comprises a silicon substrate, an upper silicon layer on the silicon substrate, and a
buried oxide layer between the silicon substrate and the upper silicon layer,

wherein forming the optical coupler by using the silicon single crystal layer comprises:
forming an upper optical coupler by dry etching the silicon single crystal layer; and
forming a lower optical coupler by dry etching the upper silicon layer of the second region, and
wherein the upper optical coupler and the lower optical coupler are formed to overlap each other in a plan view.

US Pat. No. 9,207,761

CONTROL APPARATUS BASED ON EYES AND METHOD FOR CONTROLLING DEVICE THEREOF

ELECTRONICS AND TELECOMMU...

1. An eye-gaze based control device comprising:
an image generation unit configured to create an image by applying a spatial coordinate system to image data and synchronizing
a device coordinate system with the spatial coordinate system applied to the image data;

an image output unit configured to output the image;
an eye-gaze point detection unit configured to detect an eye-gaze point of the user on the outputted image and detect an eye-gaze
point coordinate;

a control command input unit configured to receive a user control command;
a coordinate value calculation unit configured to generate a control signal for controlling a device by matching the eye-gaze
point coordinate with the device coordinate system based on the user control command,

wherein the control signal comprises a signal for controlling one of operations of moving, magnifying and reducing the image
on the basis of the eye-gaze point coordinate,

wherein the spatial coordinate system corresponds to a physical space, and
wherein the device coordinate system corresponds to a frame of reference of the device.

US Pat. No. 9,209,903

OPTICAL TRANSMITTER MODULE

Electronics and Telecommu...

1. An optical transmitter module, comprising:
a package including a lower substrate and at least one side substrate extending upward from the lower substrate to form a
sidewall, a through hole being formed in one of the at least one side substrate; and

a feed-through block coupled to the side substrate in which the through hole is formed,
wherein the feed-through block comprises:
a feed-through substrate;
at least one lead pin penetrating the feed-through substrate and coupled to the feed-through substrate;
a base substrate formed to extend from the feed-through substrate in a direction in which the at least one lead pin is coupled;
a dielectric substrate formed between the at least one lead pin and the base substrate protruding from the feed-through substrate,
and

wherein a horizontal length of the base substrate is longer than the length portion of the at least one lead pin protruding
from the feed-through substrate.

US Pat. No. 9,209,923

METHOD AND APPARATUS FOR TRANSMITTING OF OFDM SIGNAL

Electronics and Telecommu...

1. A transmitting apparatus, comprising:
a controller configured to determine a structure of subchannels in a channel bandwidth in which signals are transmitted by
the transmitting apparatus, wherein the structure comprises a number of subchannels and a size of each of the subchannels,
and wherein the structure is determined based on a size of entire channel band; and

a DFT processor configured to spread a data symbol based on the structure of the subchannels.

US Pat. No. 9,201,425

HUMAN-TRACKING METHOD AND ROBOT APPARATUS FOR PERFORMING THE SAME

ELECTRONICS AND TELECOMMU...

5. A human-tracking robot apparatus comprising:
an input unit configured to provide a color image and a depth image about a user who is a tracking target;
a control unit configured to track the user based on the provided color image and depth image;
a storage unit configured to store the provided color image and depth image and information generated when tracking the user;
and

a movement platform unit configured to control movement of the robot apparatus to a location of the user tracked by the control
unit wherein the control unit receives an image frame including the color image and the depth image, determines whether user
tracking was successful in a previous image frame, and determines the location of the user and a goal position to which the
robot apparatus is to move based on the color image and the depth image in the image frame when user tracking succeeds, and

wherein the control unit detects the user from the image frame and determines the location of the user and the goal position
to which the robot apparatus is to move, when user tracking failed in the previous image frame.