US Pat. No. 10,298,269

BIT INTERLEAVER FOR LOW-DENSITY PARITY CHECK CODEWORD HAVING LENGTH OF 64800 AND CODE RATE OF 3/15 AND 4096-SYMBOL MAPPING, AND BIT INTERLEAVING METHOD USING SAME

ELECTRONICS AND TELECOMMU...

1. An apparatus for transmitting a broadcast signal, 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;
a second memory configured to output the interleaved codeword;
a modulator configured to perform 4096-symbol mapping corresponding to the interleaved codeword to generate a modulated signal; and
an antenna configured to broadcast a transmission signal corresponding to the modulated signal over a wireless channel to a reception device,
wherein the LDPC codeword is generated by performing accumulation at parity bit addresses which are updated using a predetermined sequence,
wherein the interleaving is performed using the following equation using a permutation order:
Yj=X?(j) 0?j where X?(j) 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, the interleaving sequence being for the LDPC codeword having the length of 64800 and the code rate of 3/15 and being represented by the following equation:
interleaving sequence={136 20 44 36 17 120 89 142 66 35 42 116 14 119 117 29 47 125 11 158 74 25 37 175 41 145 100 131 173 179 16 77 112 40 58 23 82 168 106 83 34 49 122 2 157 107 79 137 53 96 33 70 19 38 121 90 118 126 165 109 154 140 10 178 143 92 63 176 146 134 177 139 3 113 172 9 50 138 61 93 94 88 132 105 151 170 86 12 1 7 56 59 101 155 95 54 85 13 39 15 76 130 97 110 174 72 150 55 73 99 111 162 26 21 156 28 160 149 133 104 81 69 84 4 6 147 48 115 169 127 161 71 68 80 91 98 8 57 171 135 52 5 141 65 75 163 43 144 167 159 129 46 31 30 166 0 148 128 102 103 60 32 18 51 87 114 64 22 164 24 123 27 62 124 152 78 108 67 153 45}, and
wherein the interleaved codeword is interleaved by the interleaving sequence on the bit group basis before performing the 4096-symbol mapping so as to distribute burst errors occurring in the transmission signal when the transmission signal is transmitted over the wireless channel.

US Pat. No. 9,059,397

NANO PIEZOELECTRIC DEVICE HAVING A NANOWIRE AND METHOD OF FORMING THE SAME

ELECTRONICS AND TELECOMMU...

1. A nano piezoelectric device comprising:
a lower electrode;
a nanowire extending upward from the lower electrode; and
an upper electrode on the nanowire;
wherein the nanowire includes a conductive wire core and a wire shell surrounding the wire core and including a piezoelectric
material; and

wherein the conductive wire core and the wire shell have a PN diode junction connected from the lower electrode to the upper
electrode, respectively, not forming a Schottky contact between the nanowire and the upper electrode.

US Pat. No. 9,152,816

METHOD OF MANAGING MEDICAL INFORMATION IN OPERATING SYSTEM FOR MEDICAL INFORMATION DATABASE

Electronics and Telecommu...

1. A method of managing medical information in an operating system for a medical information database, the method comprising:
encrypting, by a first user device, first medical information having patient treatment information by using a group key, and
second medical information having patient private information by using a private key corresponding to the first user;

generating, by the first user device, an index corresponding to the encrypted first medical information by selecting one or
more representative keywords;

storing the encrypted first and second medical information and the index to the medical information database;
searching, by a second user device, the medical information database for the encrypted first medical information by using
the index; and

decrypting the searched encrypted first medical information by using the group key.

US Pat. No. 9,204,466

METHOD AND APPARATUS OF CHANNEL ACCESS IN WIRELESS LOCAL AREA NETWORK

ELECTRONICS AND TELECOMMU...

1. A channel access method in a wireless local area network (WLAN) system, the method comprising:
receiving packets to be transmitted from a higher protocol layer;
classifying the packets to map the packets to access categories (ACs) to which the packets correspond;
transmitting the packets to queues corresponding to the ACs to which the packets are mapped, among a plurality of queues by
ACs;

independently applying a channel access function to each of the plurality of queues by ACs by avoiding a collision among the
plurality of queues by ACs,

transmitting a packet determined to be transmitted first, according to the application result of the channel access function,
wherein the packet includes a first frame to be transmitted to a first terminal and a second frame to be transmitted to a
second terminal,

the plurality of queues by ACs are queues with respect to the first frame to be transmitted to the first terminal, and
wherein the queue with respect to the second frame to be transmitted to the second terminal is implemented in a higher layer
of a layer in which the queue with respect to the first frame is implemented.

US Pat. No. 9,208,574

METHOD AND APPARATUS FOR MEASURING ROTATION CHARACTERISTICS OF ROTATING BODY

ELECTRONICS AND TELECOMMU...

1. A method of measuring rotation characteristics, the method comprising:
extracting a rotating-body region from an image of a rotating body;
extracting a surface pattern of the rotating body on the basis of brightness values of pixels included in the extracted rotating-body
region; and

acquiring rotation characteristics of the rotating body on the basis of change in the extracted surface pattern,
wherein the extracting of the surface pattern comprises:
normalizing a brightness range of the rotating-body region on the basis of a minimum brightness value and a maximum brightness
value among the brightness values of the pixels included in the extracted rotating-body region;

creating an integration image by adding brightness values of pixels included in a certain portion of the normalized rotating-body
region; and

extracting the surface pattern of the rotating body on the basis of the integration image,
wherein the integration image for the certain portion has a value D(x1, y1, x2, y2) that is calculated using the following equations:


wherein G (u, v) is a brightness value of a pixel located at coordinate (u, v), I(x, y) is a value obtained by adding brightness
values of all pixels located in a region from coordinate (x0, y0) to coordinate (x, y), coordinate (x0, y0) is a coordinate of a specific point outside a surface region of the rotating body, and the certain portion is defined by
coordinate (x1, y1) and coordinate (x2, y2).

US Pat. No. 9,393,690

APPARATUS FOR INPUTTING TEACHING DATA AND APPARATUS AND METHOD FOR GENERATING TEACHING COMMAND FOR ROBOT

ELECTRONICS AND TELECOMMU...

1. A control apparatus of a robot, the control apparatus comprising:
an input device that receives teaching data of a path layer and teaching data of a task layer, wherein the teaching data of
the path layer is produced by a first sensing device that measures rotation angles of joints of a user, and wherein the teaching
data of the task layer is produced by a second sensing device that photographs an image of a motion of the user;

a computer processor comprising:
a teaching data interpretation device that interprets the teaching data of the path layer and the teaching data of the task
layer; and

a teaching data production device that produces a teaching command for controlling the robot using the teaching data of the
path layer and the teaching data of the task layer interpreted by the teaching data interpretation module,

wherein the teaching data interpretation device comprises:
a first interpreter that interprets the teaching data of the task layer into a sequence of the task layer using a preset learning
algorithm; and

a second interpreter that interprets the teaching data of the path layer into a robot path in a joint space or workspace of
the path layer using a preset algorithm.

US Pat. No. 9,479,193

APPARATUS AND METHOD FOR PERFORMING COMPRESSION OPERATION IN HASH ALGORITHM

ELECTRONICS AND TELECOMMU...

1. An apparatus for performing a compression operation in a hash algorithm, comprising:
one or more central processing units (CPUs) and one or more memory containing instructions to perform the following:
receiving a message including 1024- or 2048-bit message (M=M[0]?M[1]? . . . ?M[31]) in which 32 32- or 64-bit sub messages
(M[0], M[1], . . . , M[31]) are successively connected to each other, and chain variable data including 512- or 1024-bit chain
variable data from an outside;

receiving the message and generating 27 512- or 1024-bit extended messages (W_r=r[0]?W_r[1]? . . . ?W_r[15], 0?r?26) in each
of which 16 32- or 64-bit sub extended messages (W_r[0], W_r[1], . . . , W_r[15]) are successively connected to each other
from the message;

converting the chain variable data into initial state data for a compression function;
repeatedly computing extended message binding and step functions based on the initial state data and the plurality of extended
messages, and performing combination with a final extended message, thereby computing final state data; and

generating and outputting chain variable data, into which the chain variable data has been updated, using the final state
data,

wherein generating the extended messages based on the following equation:
W_0[i]=M[i], 0?i?15;

W_1[i?16]=M[i], 16?i?31;

W_r[i]=W_(r?2)[?(i)]W_(r?1)[i], 2?r?26, 0?i?15;

?(0)=3, ?(1)=2, ?(2)=0, ?(3)=1, ?(4)=7, ?(5)=4,
?(6)=5, ?(7)=6, ?(8)=11, ?(9)=10, ?(10)=8,
?(11)=9, ?(12)=15, ?(13)=12, ?(14)=13, ?(15)=14.

US Pat. No. 9,355,408

ADVERTISING SERVICE METHOD USING DEVICE-TO-DEVICE COMMUNICATION AND APPARATUS FOR PERFORMING THE SAME

Electronics and Telecommu...

1. An advertising service method using device-to-device (D2D) communication in a first advertising terminal, the advertising
service method comprising:
setting, by a processor in the first advertising terminal, a D2D common bearer with a network, wherein the D2D common bearer
is used for transmission and reception of advertising information of a plurality of advertising terminals which provide the
advertising service;

receiving, by a radio communication device in the first advertising terminal, the advertising information from the plurality
of advertising terminals through the D2D common bearer;

registering, by the processor in the first advertising terminal, the first advertising terminal in the network;
transmitting, by the radio communication device in the first advertising terminal, advertising information of the first advertising
terminal to the other advertising terminals and a user terminal through the D2D common bearer, wherein the user terminal is
an electronic device; and

setting, by the processor in the first advertising terminal, a D2D dedicated bearer between the user terminal and the first
advertising terminal on the basis of information received from the network,

wherein the D2D dedicated bearer is used for transmission and reception of data between the user terminal and the first advertising
terminal.

US Pat. No. 9,071,392

DEVICE FOR GENERATING RANGING SIGNAL OF WIRELESS COMMUNICATION SYSTEM AND METHOD OF GENERATING RANGING SIGNAL OF WIRELESS TERMINAL

ELECTRONICS AND TELECOMMU...

1. A device for generating a ranging signal of a wireless communication system, comprising:
an inverse fast Fourier transformer configured to perform inverse fast Fourier transform (IFFT) of a frequency-domain signal
having a periodic ranging signal length into a time-domain signal independently from a ranging mode;

a demultiplexer configured to distribute the time-domain signal having a periodic ranging signal length transformed by the
inverse fast Fourier transformer based on the set ranging mode;

an initial ranging signal generator configured to generate an initial ranging signal from the time-domain signal having a
periodic ranging signal length distributed by the demultiplexer when the ranging mode is set to an initial ranging mode; and

a multiplexer configured to multiplex the initial ranging signal generated by the initial is ranging signal generator when
the ranging mode is set to an initial ranging mode or the time-domain signal having a periodic ranging signal length distributed
by the demultiplexer when the ranging mode is set to a periodic ranging mode and output the results.

US Pat. No. 9,380,681

LIGHTING SWITCH APPARATUS AND LIGHTING SWITCHING METHOD

ELECTRONICS AND TELECOMMU...

1. A lighting switch apparatus, comprising:
a capacitive touch sensing unit for recognizing a user's touch;
a hand motion visible light receiving unit for receiving visible light from a lighting device depending on motion of the user's
hand; and

a control unit for
generating a touch-based lighting control signal based on results of touch recognition by the capacitive touch sensing unit,
controlling the hand motion visible light receiving unit so that the user's hand motion-based signal is output based on the
results of touch recognition by the capacitive touch sensing unit, and

generating a lighting control command by combining the lighting control signal with the user's hand motion-based signal,
wherein the hand motion visible light receiving unit comprises
a light receiving unit for receiving the visible light,
a photoelectric converter for converting the light received by the light receiving unit into electrical signals corresponding
to the light,

a programmable filter for performing frequency filtering in a corresponding one of a Visible Light Communication (VLC) mode
and a hand motion signal mode on the electrical signals, output from the photoelectric converter, in response to a first control
signal from the control unit, and

a VLC signal processing and hand motion signal processing unit for performing corresponding signal processing of VLC signal
processing and hand motion signal processing on a signal, having passed through the programmable filter, in response to a
second control signal from the control unit.

US Pat. No. 9,185,288

APPARATUS AND METHOD FOR GENERATING AND CONSUMING THREE-DIMENSIONAL (3D) DATA FORMAT TO GENERATE REALISTIC PANORAMIC IMAGE

Electronics and Telecommu...

1. An apparatus for generating and consuming a three-dimensional (3D) data format, the apparatus comprising:
an image preprocessing unit to search for a matching point between images captured by a plurality of cameras, and to extract,
as image information, at least a depth value from each of the captured images;

an image information structuring unit to structure 3D data to use the extracted image information to generate a realistic
image;

a 3D data format storage unit to store format information of the structured 3D data in to a database (DB);
a realistic image generating unit to generate a realistic panoramic image using the stored format information of the 3D data
by identifying each of a plurality of layered cylinders corresponding to a left image and a right image to be generated, generating
a layer cylinder by wrapping an image in a layer matched to the depth value of a corresponding object, through image synthesis,
using at least one of geometric position information, object and area division information and texture information of a multi-image
stored in the DB; and

a realistic image rendering unit to perform rendering on the generated realistic panoramic image.

US Pat. No. 9,414,335

METHOD AND APPARATUS FOR TRANSMITTING UPLINK SIGNAL OR UPLINK CHANNEL

Electronics and Telecommu...

1. A method for transmitting a sounding reference signal (SRS) by a terminal in an environment in which a first carrier corresponding
to a first serving cell and a second carrier corresponding to a second serving cell are aggregated, the method comprising:
receiving first downlink control information (DCI) which is used for downlink scheduling and includes a first transmit power
control (TPC) command through the first serving cell;

controlling transmit power of the SRS based on the first TPC command for transmit power control of the SRS; and
transmitting the SRS through the second serving cell using the controlled transmit power,
wherein the controlling of the transmit power of the SRS comprises controlling the transmit power of the SRS based on the
first TPC command of the first DCI received from at least a fourth downlink sub-frame before a first sub-frame in which the
SRS is transmitted among sub-frames.

US Pat. No. 9,182,541

GRAPHENE PHOTONIC DEVICE

ELECTRONICS AND TELECOMMU...

1. A graphene photonic device comprising:
a lower clad;
an optical waveguide disposed on the lower clad and extending in a first direction;
a first dielectric disposed on the optical waveguide;
a graphene layer disposed on the first dielectric layer and extending in a second direction crossing the first direction;
a second dielectric layer disposed on the graphene layer; and
an electrode layer disposed on the second dielectric layer and extending in the second direction,
wherein the first dielectric layer and the second dielectric layer comprise silica polymer whose refractive index changes
by heat or an electric field.

US Pat. No. 9,100,148

METHOD AND APPARATUS FOR DYNAMICALLY ALLOCATING RESOURCE

ELECTRONICS AND TELECOMMU...

1. A method of allocating a time resource by a dynamic resource allocating apparatus of a first base station that manages
a first cell in a cellular communication system including the first cell and a plurality of cells adjacent to the first cell,
comprising:
dividing time resource of one period into a first time division interval and a second time division interval and dividing
the second time division interval into a plurality of third division intervals;

setting up a first level of transmission power in cells to which corresponding third division intervals are allocated to be
no less than a second level of transmission power in other cells in the third division intervals;

determining time resource division vector that represent the first time division interval and the plurality of third division
intervals; and

changing the time resource division vector in accordance with distribution of user terminals of the first cell and the plurality
of adjacent cells and load levels of the first cell and the plurality of adjacent cells after the one period.

US Pat. No. 9,479,992

METHOD AND APPARATUS FOR CONTROLLING INTERFERENCE BASED ON CARRIER AGGREGATION FOR SMALL BASE STATION

Electronics and Telecommu...

1. A method of controlling interference for a closed subscriber group (CSG) base station in a macro base station, the method
comprising:
setting a primary component carrier (PCC) as a first carrier and setting a secondary component carrier (SCC) as a second carrier;
monitoring a signal-to-interference plus noise ratio (SINR) of the first carrier or the second carrier;
determining whether the SINR of the first carrier is smaller than a predetermined threshold;
if the SINR of the first carrier is smaller than the predetermined threshold, releasing the first carrier from the PCC and
changing the second carrier to the PCC through handover; and

changing a mode of the first carrier to a hybrid mode or an open mode, releasing existing SCCs and reconfiguring the SCC with
new component carriers (CCs), adding the first carrier as the SCC and permitting macro user equipment (UE) that is a non-closed
subscriber group member to access the first carrier after the first carrier has been released from the PCC,

wherein the PCC is shared with the macro base station.

US Pat. No. 9,420,592

METHOD AND APPARATUS OF INTERFERENCE AVOIDANCE BASED ON MULTI TRANSMISSION AND RECEPTION

ELECTRONICS AND TELECOMMU...

1. A method of avoiding channel interference by a sensor node including a multi transmission and reception unit in a wireless
sensor network, the method comprising:
setting a channel A in a channel group A for a first wireless transmission and reception unit, and setting a channel B in
a channel group B for a second wireless transmission and reception unit;

checking interference for the channel A;
checking interference for the channel B if interference is detected in the channel A;
performing communication through a channel, where interference has not been detected, among the channel A and the channel
B;

hopping the channel A by a channel hopping coefficient j and hopping the channel B by a channel hopping coefficient k when
interference is detected in both the channel A and the channel;

checking interference on the hopped channel A;
detecting interference on the hopped channel B if interference is detected in the hopped channel A; and
performing communication through a channel, where interference is not detected, among the hopped channel A and the hopped
channel B.

US Pat. No. 9,276,728

INTERFERENCE AVOIDANCE-BASED COMMUNICATION APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An interference avoidance-based communication apparatus, comprising:
an interface to receive operating channel number information transmitted by another communication apparatus in response to
an event occurring in the other communication apparatus; and

a processor to verify a current use channel of the other communication apparatus based on the received operating channel information,
allocate a first weighted value to a remaining channel, aside from the verified current use channel and a second weighted
value to the verified current use channel, and generate channel map information for use in hop selection based on the remaining
channel to which the first weighted value is allocated and the current use channel to which the second weighted value is allocated,

wherein the processor allocates, to the current use channel, the second weighted value less than the first weighted value,
and

wherein the channel map information is adapted to avoid interference with the other communication apparatus.

US Pat. No. 9,429,612

METHODS AND APPARATUSES FOR GENERATING REAL-ENVIRONMENT NOISE USING STATISTICAL APPROACH

ELECTRONICS AND TELECOMMU...

12. An apparatus of generating noise, comprising:
a receiving unit configured to receive a radio signal; and
a noise parameter estimating unit configured to generate noise data by measuring the noise from the received radio signal,
select a noise model for processing the noise data, and estimate the parameter of the noise data by using the noise data and
the noise model.

US Pat. No. 9,136,347

NITRIDE SEMICONDUCTOR DEVICE

ELECTRONICS AND TELECOMMU...

2. The nitride semiconductor device of claim 1, wherein the second nitride semiconductor layer has recess regions, and
the gate electrodes are provided in the recess regions.

US Pat. No. 9,544,908

METHOD FOR CHANNEL MANAGEMENT AND DATA TRANSMISSION IN WIRELESS SENSOR NETWORK

ELECTRONICS AND TELECOMMU...

1. A method for managing channel of a reception node included in a wireless sensor network, the method comprising:
when a data frame is not received in at least one of a plurality of channels used in the wireless sensor network, counting
the number of times of not receiving a data frame;

when the number of times of not receiving a data frame from a first transmission node through a first channel among a plurality
of channels is n, changing a state of the first channel into an unavailable state; and

informing the first transmission node about the unavailable state of the first channel through a second channel among the
plurality of channels;

wherein the changing of the state of the first channel into the unavailable state comprises:
changing the state of the first channel in a channel table stored in the reception node; and
generating an unavailable channel bitmap through the channel table; and
wherein the informing of the first transmission node about the unavailable state of the first channel comprises:
after the state of the first channel is changed into the unavailable state, receiving a data frame from the first transmission
node through the second channel; and

informing the first transmission node about the unavailable state of the first channel by using an ACK frame with respect
to the received data frame.

US Pat. No. 9,288,301

SMART WATCH

ELECTRONICS AND TELECOMMU...

1. A smart watch comprising:
a first smart member configured to receive a first voice signal from a mobile terminal, transform inputted user's voice to
a second voice signal and send the second voice signal to the mobile terminal in a talk mode; and

a second smart member configured to receive a control command for the talk mode of the first smart member and transform the
first voice signal received from the first smart member into voice and output the voice,

wherein the first smart member comprises:
a microphone module configured to transform the user's voice to the second voice signal;
a communication module configured to communicate the second voice signal; and
a control module configured to control the microphone module and the communication module to proceed a talk with the mobile
terminal based on the control command in the talk mode.

US Pat. No. 9,100,970

METHOD AND APPARATUS FOR CONTROLLING NEIGHBOR CELL INTERFERENCE

Electronics and Telecommu...

1. A method of controlling interference between neighboring cells, comprising:
differently setting inter-cell interference control information in a time domain, wherein the differently setting inter-cell
interference control information in the time domain includes differently setting the inter-cell interference control information
for each subframe; and

transmitting the inter-cell interference control information differently set in the time domain to at least one neighboring
cell.

US Pat. No. 9,320,043

METHOD FOR CONTROLLING INTERFERENCE IN AN OVERLAID NETWORK ENVIRONMENT

Electronics and Telecommu...

1. A time-domain inter-cell interference control method of a base station in a heterogeneous network environment, comprising:
transmitting information about sub-frames, some of whose resources are to be punctured, to user equipment (UE);
puncturing the some resources of the corresponding sub-frame based on the information about the sub-frames and transmitting
the sub-frame, some of whose resources are punctured, to the UE; and

transmitting physical downlink shared channel (PDSCH) data to the UE only when the some resources of the corresponding sub-frame
are not punctured,

wherein, when the sub-frames, some of whose resources are punctured, are set to be specific to a cell managed by the base
station, the information about the sub-frames is transmitted to the UE using system information (SI) broadcast by the base
station.

US Pat. No. 9,274,354

POLARIZATION CONTROL DEVICE AND METHOD

ELECTRONICS AND TELECOMMU...

1. A polarization control device, comprising:
a first polarization converter for converting a polarization angle of an input optical signal in response to first control
voltages;

a second polarization converter for converting a polarization angle of the input optical signal in response to second control
voltages;

a third polarization converter for converting an optical signal received from the first polarization converter or the second
polarization converter into a first output optical signal having a linear polarization state and outputting the first output
optical signal;

a polarization unit for controlling power of the first output optical signal;
a photodetector for detecting power of the optical signal received from the polarization unit and outputting a feedback signal
corresponding to the detected power; and

a controller for controlling intensity of the first control voltages or the second control voltages in response to the feedback
signal and resetting the first control voltages or the second control voltages when the first control voltages or the second
control voltages reach a threshold value,

wherein,
when the first control voltages are reset, the first polarization converter stops its conversion operation and the second
polarization converter starts its conversion operation,

when the second control voltages are reset, the second polarization converter stops its conversion operation and the first
polarization converter starts its conversion operation,

the first control voltages comprise a first voltage applied to the first electrode of the first polarization converter, a
second voltage applied to the second electrode of the first polarization converter, and a third voltage applied to the third
electrode of the first polarization converter, the first voltage and the third voltage are varied in response to the feedback
signal, and the second voltage is a ground voltage; and

the second control voltages comprise a fourth voltage applied to the first electrode of the second polarization converter,
a fifth voltage applied to the second electrode of the second polarization converter, and a sixth voltage applied to the third
electrode of the second polarization converter, the fourth voltage and the sixth voltage are varied in response to the feedback
signal, and the fifth voltage is a ground voltage.

US Pat. No. 9,198,201

METHOD OF DIRECT COMMUNICATION BETWEEN TERMINALS RESPECTIVELY CONNECTED AND UNCONNECTED TO BASE STATION

ELECTRONICS AND TELECOMMU...

1. A method of performing direct communication between a forwarding terminal connected to a base station and a direct communication
terminal not connected to the base station, the method comprising:
receiving a multicast packet from the base station;
establishing a multicast connection with at least one direct communication terminal having a direct communication group identifier
mapped to a multicast IP address of the multicast packet; and

transmitting the multicast packet to the at least one direct communication terminal.

US Pat. No. 9,111,714

BACKWARD-WAVE OSCILLATOR IN COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A backward-wave oscillator in a communication system, comprising a waveguide formed of a metamaterial,
wherein a unit structure of the waveguide comprises:
a top plate;
a short-circuited stub;
a bottom plate separated at a predetermined gap from the top plate, and having the short-circuited stub formed in the center
thereof;

a first metal pillar connecting the top plate at a first port positioned on one surface based on the short-circuited stub
to the bottom plate at a second port positioned on the opposite surface of the first port based on the short-circuited stub;
and

a second metal pillar separated from the first metal pillar, and connecting the top plate at the second port to the bottom
plate at the first port.

US Pat. No. 9,094,836

METHOD FOR CALCULATING FAIRNESS INDEX AND METHOD FOR ALLOCATING RESOURCES BASED ON THE FAIRNESS INDEX IN COEXISTENCE MANAGEMENT SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method of calculating a fairness index that is a criterion indicating fairness of resource allocation between coexistence
managers in a coexistence management system, the method comprising:
calculating a normalized resource allocation amount by normalizing an amount of resources allocated to a corresponding coexistence
manager to an amount of resources required by the corresponding coexistence manager with respect to each of the coexistence
managers; and

calculating the fairness index using the normalized resource allocation amounts calculated with respect to the respective
coexistence managers,

wherein the calculating of the fairness index comprises calculating the fairness index using the number of coexistence managers,
a square of sum of the normalized resource allocation amounts, and a sum of squares of the normalized resource allocation
amounts.

US Pat. No. 9,338,660

APPARATUS AND METHOD FOR EXTENDING COVERAGE IN WIRELESS COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A wireless device operating in a wireless communication system, the wireless device comprising:
a transceiver transmitting and receiving wireless signals; and
a processor operating in operative connection with the transceiver, wherein the processor sets power boosting adjustable in
an RF capability range within a SIG field of a Physical Layer Convergence Procedure (PLCP) Protocol Data Unit (PPDU),

wherein the processor uses at least one of a Short Guard Interval (SGI) field included in the SIG field, a coding field included
in the SIG field, a Num SS field included in the SIG field, and an STBC field included in the SIG field for setting the adjustable
power boosting.

US Pat. No. 9,307,470

SYSTEM AND METHOD FOR SINGLE RADIO HANDOVER

Futurewei Technologies, I...

1. A method for performing single radio handover, the method comprising:
establishing a source radio link between a source radio interface of a mobile node and a source network in accordance with
a first communications protocol, wherein the source radio interface includes a source transmitter and a source receiver that
are configured to communicate in accordance with the first communications protocol when activated;

activating, by the mobile node, a target receiver in a target radio interface of the mobile node without activating a target
transmitter in the target radio interface of the mobile node, wherein the target receiver and the target transmitter are configured
to communicate in accordance with a second communications protocol when activated;

discovering, by the mobile node, a target network by detecting a target network transmission using the activated target receiver,
wherein the target transmitter remains deactivated until after the target network transmission is detected by the activated
target receiver;

communicating handover signaling to a target access point in the target network, the handover signaling specifying a delay
period for handing the mobile node from the source network to the target network, wherein the target transmitter remains inactive
when communicating the handover signaling to the target access point;

terminating the source radio link upon expiration of the delay period; and
activating, by the mobile node, the target transmitter of the target radio interface after terminating the source radio link.

US Pat. No. 9,257,510

ELECTRONIC DEVICE HAVING GRAPHENE CHANNELS

ELECTRONICS AND TELECOMMU...

1. A graphene electronic device, comprising:
a substrate;
a first electrode and a second electrode provided on the substrate and spaced apart from each other; and
graphene channels connecting the first electrode with the second electrode,
wherein each of the graphene channels is separated from the substrate and has a cylindrical structure comprised of an outer
surface and an inner surface defining an empty space.

US Pat. No. 9,171,621

NON-VOLATILE MEMORY (NVM) AND METHOD FOR MANUFACTURING THEREOF

Electronics and Telecommu...

1. A nonvolatile memory comprising:
a plurality of memory cells, wherein each of the memory cells comprises:
a deep well formed on a substrate;
a first well formed within the deep well;
a second well formed within the deep well, separately from the first well within the deep well;
a first metal-oxide-semiconductor field-effect transistor (MOSFET) formed on the first well; and
a second MOSFET formed on the second well,
wherein at least one of the first and second wells is shared between adjacent memory cells in the nonvolatile memory; and
wherein the nonvolatile memory applies a first voltage for recording data to at least one of a source region, a drain region
and a well region of the first MOSFET so as to record data in the memory, applies a preset voltage to the second well shared
between a memory cell included in the nonvolatile memory and a memory cell adjacent to the memory cell, applies a preset voltage
to at least one of a source region and a drain region of the second MOSFET, and controls to 0 V or float a source region and
a drain region of a second MOSFET included in a memory cell not selected for recording the data, so that electrons are injected
into a floating gate of the second MOSFET by tunneling.

US Pat. No. 9,356,958

APPARATUS AND METHOD FOR PROTECTING COMMUNICATION PATTERN OF NETWORK TRAFFIC

ELECTRONICS AND TELECOMMU...

1. An apparatus, comprising:
a server for protecting communication pattern between parties in a network, the sever comprising one or more units which being
configured and executed by a hardware processor using algorithms which associated with least one non-transitory storage device,
the algorithm which when executed, causes the processor to perform the one or more units, the one or more units comprising,

a creation determination unit for determining whether to create artificial communication during performance of normal communication
over a network, the determining to create the artificial communication is performed using the following algorithm,

in response to detection of communication period of the network, the creation determination unit for calculating a probability
of artificial communication based on the communication period,

in response to detection of predetermined unit time being elapsed, the creation determination unit for determining to create
artificial communication at current time based on the calculated probability of the artificial communication, wherein a random
number value of the current time is resulting value obtained by performing a modulo operation on the current time,

in response to detection of the creation of the artificial communication,
a creation requesting unit for requesting a transmitting side-communication terminal device of the network to create artificial
communication, and requesting receiving side-communication terminal device to filter artificial communication,

wherein the creation determination unit calculates a normal distribution, having a value corresponding to half of the communication
period of the network as a mean, as the artificial communication creation probability.

US Pat. No. 9,357,570

OPERATING METHOD OF ACCESS POINT (AP) AND STATION FOR COEXISTENCE OF BASIC SERVICE SETS HAVING DIFFERENT BANDWIDTHS

ELECTRONICS AND TELECOMMU...

1. An operating method of an access point (AP), the method comprising:
detecting, by an AP having a first bandwidth, an open channel by scanning channels based on a second bandwidth that is narrower
than the first bandwidth;

establishing a basic service set (BSS) in the open channel, the BSS having the first bandwidth; and
reporting the establishment of the BSS to an adjacent BSS by consecutively transmitting a first beacon signal having the first
bandwidth at a first transmission period and a second beacon signal having the second bandwidth at a second transmission period
that is longer than the first transmission period.

US Pat. No. 9,143,145

DELTA-SIGMA MODULATOR

Electronics and Telecommu...

1. A delta-sigma modulator comprising:
a summer summing an input signal and an analog signal;
a first integrator integrating an output signal from the summer and outputting a first integration signal;
a second integrator integrating the first integration signal and outputting a second integration signal;
a comparator comparing the second integration signal and a reference signal and outputting a digital signal according to the
comparison result; and

a digital-to-analog converter converting the digital signal into an analog signal in response to a clock signal and outputting
the converted analog signal,

wherein the second integrator operates based on an Nth order (where N is natural number of 1 or greater) transfer function,
and

wherein, when the second integrator operates based on a 2nd-order transfer function, the second integrator comprises:
a first resistor positioned between a positive signal terminal of the first integration signal and a first node;
a second resistor and a first capacitor serially connected between the first node and a second node;
a third resistor positioned between a negative signal terminal of the first integration signal and the second node;
an amplifier comparing magnitudes between a voltage signal from the first node and a ground signal and outputting the compared
result; and

a second capacitor is positioned between the second node and the amplifier.

US Pat. No. 9,357,573

METHOD OF PROVIDING SERVICE CONTINUITY BETWEEN CELLULAR COMMUNICATION AND DEVICE TO-DEVICE COMMUNICATION

Electronics and Telecommu...

1. A method of switching communication from cellular communication to device-to-device (D2D) communication comprising:
(a) transferring, by a gateway, a D2D bearer creation request message to a mobility management entity (MME);
(b) creating, by the MME, a D2D bearer identifier (ID) and transferring a D2D bearer setup request message based on the D2D
bearer creation request message and including the D2D bearer ID to a base station;

(c) mapping, by the base station, D2D bearer quality of service (QoS) to D2D radio bearer QoS, and transmitting a radio resource
control (RRC) connection reconfiguration message to terminals;

(d) receiving, by the base station, an RRC connection reconfiguration completion message indicating creation of a D2D radio
bearer from the terminals;

(e) transmitting, by the base station, a D2D bearer creation response message indicating creation of a D2D bearer to the MME;
and

(f) transferring, by the MME, the D2D bearer creation response message to the gateway,
wherein in step (b), the MME generates a proximity service management request message in a non-access stratum (NAS) level,
includes the proximity service management request message in the D2D bearer creation request message, and transmits the resultant
message to the base station,

wherein the proximity service management request message includes a pair identifier, an International Mobile Subscriber Identity
(IMSI), the D2D bearer ID, the D2D bearer QoS, D2D bearer traffic flow template (TFT), and the cellular switchback evolved
packet system (EPS) bearer ID (SBI), and

wherein the SBI is a bearer used for switchback from the D2D communication to the cellular communication.

US Pat. No. 9,287,986

LARGE CAPACITY OPTICAL TRANSCEIVER MODULE

Electronics and Telecommu...

1. An optical transceiver module, comprising:
a self-contained optical transmitter configured to convert externally input electric signals into optical signals to transmit
the converted input signals, wherein the externally input electric signals are directly modulated into optical signals in
a plurality of sub groups to be multiplexed; and

a self-contained optical receiver configured to receive externally input optical signals, and to convert the received optical
signals into electric signals to output the converted received signals, wherein optical signals are demultiplexed in a plurality
of sub groups to be converted into electric signals,

wherein the self-contained optical transmitter includes each of:
a plurality of electric signal conditioners configured to recover the externally input;
a plurality of laser diode drivers configured to amplify the externally input electric signals recovered by each electric
signal conditioner;

a transmitter optical sub-assembly array, which is grouped into a plurality of sub groups, and is configured to directly modulate
electric signals, which are amplified by each laser diode driver in sub groups, into optical signals, and to multiplex the
modulated signals; and

an optical MUX configured to multiplex optical signals output for each transmitter optical sub-assembly.

US Pat. No. 9,271,101

SYSTEM AND METHOD FOR TRANSMITTING/RECEIVING OBJECT-BASED AUDIO

ELECTRONICS AND TELECOMMU...

1. An object-based audio transmitting system, comprising:
a processing unit for creating a plurality of object-based audio signals;
an editing unit comprising
an audio editing block configured to edit the object-based audio signals by mixing the object-based audio signals and adding
a sound effect into the object-based audio signals,

an audio scene organizing block configured to determine a plurality of audio scenes using the edited object-based audio signals
by a first user,

a coding unit for generating object-based audio contents comprising the object-based audio signals, and the plurality of audio
scenes; and

a transmitting unit for transmitting the object-based audio contents, and background sound to an object-based audio reproducing
system,

wherein the plurality of audio scenes are different from each other, and are selected by a second user of the object-based
audio reproducing system,

wherein the object-based audio signals are reproduced based on at least one of space information, location information, and
a reproducing environment of object-based audio signal included in the audio scene selected by the second user.

US Pat. No. 9,191,990

SYSTEM AND METHOD FOR CROSS-LAYER ENCAPSULATION MESSAGING

Futurewei Technologies, I...

1. A method for mobile node operations, the method comprising:
establishing, by a mobile node, a first radio interface having:
a transport layer;
a first link layer below the transport layer, and
a first physical layer below the first link layer and having an active connection to a first point of attachment in a first
radio network;

communicating, by the mobile node, with the first point of attachment in the first radio network through the first radio interface
tuned to the first radio network;

determining to participate in a handover from the first point of attachment to a second point of attachment in a second radio
network;

establishing, by the mobile node, a second radio interface having:
a second link layer to communicate with the second point of attachment in the second radio network, and
a second physical layer below the second link layer, wherein the second physical layer does not communicate with the second
point of attachment prior to the handover;

encapsulating, by the mobile node, a first link-layer frame from the second link layer in the second radio interface within
a media independent control frame; and

transmitting, by the mobile node, the media independent control frame with the first link-layer frame from the second link
layer in the second radio interface encapsulated therein to the second point of attachment in the second radio network using
the transport layer of the first radio interface tuned to the first radio network.

US Pat. No. 9,184,487

RESONANTOR STRUCTURE FOR WIRELESS POWER TRANSFER SYSTEM

ELECTRONICS AND TELECOMMU...

1. A resonator structure for a wireless power transfer system, comprising:
a resonator, which is to transfer wireless power; and
a dielectric substance to cover the resonator and fix the resonator therein,
wherein the dielectric substance includes at least one exposure region to selectively expose at least one portion of the resonator.

US Pat. No. 9,288,466

METHOD AND APPARATUS FOR DETERMINING A VIDEO COMPRESSION STANDARD IN A 3DTV SERVICE

Electronics and Telecommu...

1. A method of determining an image compression format, the method comprising:
encoding a high-quality image comprised in a 3-dimensional (3D) stereo image, wherein the 3D stereo image comprises the high-quality
image and a low-quality image;

determining an image compression format in which a resolution of an encoded low-quality image is higher than or equal to a
reference value based upon a resolution of the encoded high-quality image;

encoding the low-quality image according to the determined image compression format;
transmitting the encoded high-quality image through a first channel; and
transmitting the encoded low-quality image through a second channel.

US Pat. No. 9,280,204

METHOD AND APPARATUS FOR TRACKING USER'S GAZE POINT USING MOBILE TERMINAL

ELECTRONICS AND TELECOMMU...

1. A method of tracking a gaze point of a user gazing at a display of a mobile terminal, the method comprising:
detecting the user's eye area from a camera that is mounted in the mobile terminal and selecting reference points of the eye
area;

detecting a pupil corresponding to an interest area that is obtained from the reference points;
generating a first virtual grid of the eye area using a pickup image of a gaze point of the pupil corresponding to each corner
of the display and generating a second virtual grid having same division areas as division areas of the first virtual grid
in the display; and

mapping a position of the pupil within a second virtual grid area corresponding to a position of the pupil within the first
virtual grid.

US Pat. No. 9,276,800

SINGLE FREQUENCY SYNTHESIZER BASED FDD TRANSCEIVER

ELECTRONICS AND TELECOMMU...

1. A single frequency synthesizer based frequency division duplex (FDD) transceiver, comprising:
a transmission signal processor configured to perform frequency up-conversion from baseband signals into intermediate frequency
(IF) band signals, receive information on a transmission frequency and information on a reception frequency, generate an IF
for frequency up-conversion from the transmission frequency to the IF band signals, and compensate for the IF based on a difference
between the transmission frequency and the reception frequency;

a transmitter configured to convert the digital IF band signals, up-converted by the transmission signal processor, into analog
signals, remove noise from the analog signals, perform frequency up-conversion from the analog signals into radio frequency
(RF) band signals, amplify the RF band signals, and output the amplified RF band signal;

a duplexer configured to send the RF band signal, outputted from the transmitter, through an antenna;
a receiver configured to perform low-noise signal amplification on the RF band signal received from the antenna via the duplexer
and perform frequency down-conversion and analog signal processing on the amplified RF band signal; and

a frequency synthesizer configured to generate a carrier frequency for the frequency up-conversion in the transmitter and
the frequency down-conversion in the receiver; wherein the transmission signal processor compensates for the IF when the carrier
frequency is to be changed and an RF band output frequency of the receiver is to be fixed, or when the RF band output frequency
of the receiver is to be changed and the carrier frequency is to be fixed.

US Pat. No. 9,276,325

ELECTROMAGNETIC WAVE REVERBERATION CHAMBER

ELECTRONICS AND TELECOMMU...

5. An electromagnetic wave reverberation chamber comprising:
a plurality of walls formed in the shape of a polyhedron, each wall of the electromagnetic wave reverberation chamber being
made of a metal conductor, and

an electromagnetic wave absorbing apparatus which is installed on at least one wall of the metal conductors of the electromagnetic
wave reverberation chamber, the electromagnetic wave absorbing apparatus having a shape of a roll screen,

wherein the electromagnetic wave absorbing apparatus includes a plurality of unit cells arranged periodically,
wherein each of the unit cell includes:
a metal conductor layer;
a dielectric layer formed on the metal conductor layer; and
a unit cell pattern formed on the dielectric layer, the unit cell pattern being made of a resistive material.

US Pat. No. 9,198,128

METHOD AND APPARATUS FOR DISCONTINUOUS TRANSMISSION/RECEPTION OPERATION FOR REDUCING POWER CONSUMPTION IN CELLULAR SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method for discontinuously transmitting and/or receiving packet data to reduce power consumption of a terminal in a cellular
system, comprising:
establishing discontinuous reception and/or transmission (DRX/DTX) parameters including DRX/DTX cycle information for terminals
in an active state in which the terminals are capable of transmitting or receiving data; and

performing DRX/DTX based on the DRX/DTX parameters for the terminals operating the DRX/DTX in the active state,
wherein the terminals operate in the active state or an idle state.

US Pat. No. 9,179,467

NETWORK EMPLOYING SPACE RECYCLING, AND A METHOD FOR MANAGING THE NETWORK

ELECTRONICS AND TELECOMMU...

1. A method of operating a network device for a near field wireless communication, the method comprising:
reserving a second time period for a second transmitting/receiving data communication as overlapping a first time period for
a first transmitting/receiving data communication, the first time period is reserved in advance; and

permitting the second transmitting/receiving data communication, when channel state of the first transmitting/receiving is
determined to be suitable;

wherein the second time period is reserved in response to determining that a first sector associated with the first time period
is different from a second sector associated with the second time period.

US Pat. No. 9,292,499

AUTOMATIC TRANSLATION AND INTERPRETATION APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An automatic translation and interpretation apparatus comprising:
a speech input unit for receiving an audio speech signal in a first language;
a text input unit for receiving text in the first language;
a sentence recognition unit for recognizing a sentence in the first language desired to be translated, the sentence recognition
unit configured to recognize the sentence in the first language upon the speech input unit receiving the audio speech signal
by extracting speech features from the audio speech signal received by the speech input unit, and the sentence recognition
unit further configured to recognize the sentence in the first language upon the text input unit receiving the text by measuring
a similarity of each word of the text received by the text input unit;

a translation unit for translating the recognized sentence in the first language into a sentence in a second language;
a speech output unit for outputting uttered sound of the translated sentence in the second language in speech; and
a text output unit for converting the uttered sound of the translated sentence in the second language into text transcribed
in the first language and outputting the text.

US Pat. No. 9,286,474

ENCODING APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An encoding apparatus based on a white-box advanced encryption standard (AES), the encoding apparatus comprising:
a communication unit configured to receive data from an outside;
a memory configured to store an instruction for encoding the data; and
a processor configured to encode the data according to the instruction, wherein the instruction comprises:
an instruction for encoding the data using a first table for looking up and calculating a result value obtained by encoding
according to a predetermined pattern in an a-th round; and

when among first to fourth data included in data obtained by encoding using the first table, an i-th bit of exclusive OR of
the second to fourth data and a j-th bit of the first data are different, an instruction for encoding the data using a second
table for looking up and calculating a result value calculated by performing additional encoding on exclusive OR of the first
to fourth data,

wherein a, i, and j are each a natural number of 1 or more,
wherein when the additional encoding is performed on the data in the a-th round, the instruction further comprises an instruction
for additionally decoding the data obtained by the additional encoding among data obtained by encoding using the second table
in an (a+1)th round and then encoding the data obtained by encoding using the second table using the first table for looking
up and calculating a result value obtained by encoding according to a predetermined pattern,

wherein the instruction further comprises an instruction for creating additional encoding information indicating whether the
additional encoding is performed, and

wherein the encoding using the first table of the data obtained by encoding using the second table comprises determining whether
the additional encoding is performed on the data in the a-th round with reference to the additional encoding information.

US Pat. No. 9,432,697

MOTION PICTURE ENCODING APPARATUS AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A video decoding method comprising:
determining whether a current block is a fist block with a size that is not a minimum size (4×4) or a second block with a
size that is a minimum size (4×4);

when the current block is the second block, obtaining, from a bitstream, information indicating whether the current block
is inverse-transformed or not, wherein the information is not signaled for the first block and is signaled for the second
block;

performing a dequantization on residual coefficients relating to the current block;
obtaining a residual image by performing, based on the information indicating whether the current block is inverse-transformed
or not, an inverse-transform on dequantized residual coefficients, the inverse-transform being performed using a discrete
cosine transform (DCT); and

generating a reconstruction image using the residual image and a prediction image resulting from performing a motion compensation.

US Pat. No. 9,280,703

APPARATUS AND METHOD FOR TRACKING HAND

Electronics and Telecommu...

1. An apparatus for tracking a hand, the apparatus comprising: a non-transitory computer-readable storage medium storing instructions,
and a processor for executing the instructions, the instructions causing the processor to:
detect a skin color image from an image input from an image device using a predetermined skin color of a user;
track a face using the skin color image ;
set a region of interest (ROI) using location information of the face;
detect a motion image from the ROI;
extract a candidate region with respect to a hand of the user using the skin color image and the motion image; and
track a location of the hand in the extracted candidate region to find out the location of the hand,
wherein the ROI is a reachable region by the hand of the user based on the location information of the face.

US Pat. No. 9,258,392

METHOD AND APPARATUS FOR GENERATING METADATA OF IMMERSIVE MEDIA

ELECTRONICS AND TELECOMMU...

1. A terminal device generating metadata of an image, comprising:
at least one of a camera module photographing or capturing the image,
a gyro module sensing horizontality,
a global positioning sensor (GPS) module calculating a position by receiving a satellite signal, and
an audio module recording audio;
a network module receiving sensor effect information from a sensor aggregator through a wireless communication network; and
an application generating the metadata by performing timer-synchronization on the image photographed by the camera module,
a sensor effect collected by using the gyro module or the GPS module, or the audio collected by using the audio module,

wherein the application performs the timer synchronization by transmitting a timer synchronization message to the sensor aggregator
through the network module.

US Pat. No. 9,301,236

NETWORK ACCESS MANAGEMENT METHOD OF COMMON TERMINAL AND RAILWAY DEDICATED TERMINAL

ELECTRONICS AND TELECOMMU...

1. A network access management method of a terminal, the method comprising:
determining whether a terminal located adjacent to a railway dedicated wireless 5 communication network is a common terminal
or a railway dedicated terminal, based on a unique identifier (ID) of the terminal; and

handing over the terminal to a different communication network allowing an access based on a result of the determining;
wherein the communication network comprises a first communication network using a frequency band for general communications
available to the common terminal, a second communication network using a railway dedicated frequency band available to the
common terminal, and a third communication network using a railway dedicated frequency band available to the railway dedicated
terminal.

US Pat. No. 9,288,688

COMMUNICATION SYSTEM FOR DETERMINING DATA TRANSMITTING SCHEME ACCORDING TO CHANNEL STATE

ELECTRONICS AND TELECOMMU...

1. A method of a transmission apparatus for transmitting data to a reception apparatus using a plurality of antennas, comprising:
forming a beam into a predetermined direction using the plurality of antennas;
repeatedly transmitting a training signal to the reception apparatus while sequentially changing a direction of the formed
beam, each transmission being in a different direction, and receiving at least one response signal from the reception apparatus
with respect to the transmitted training signals;

determining a number of channel responses based on a magnitude and a time interval of each of the at least one response signal;
determining presence of a multipath based on the determined number of channel responses, and a magnitude and a direction of
each of the at least one response signal; and

determining a data transmission scheme, which is one of
a first transmission scheme, in which a plurality of beams are formed and different pieces of the data are transmitted by
each of the formed beams, and

a second transmission scheme, in which a plurality of beams are formed and a same piece of the data is transmitted by each
of the formed beams,
based on the determined number of channel responses and the determined presence of a multipath, for transmitting the data
to the reception apparatus.

US Pat. No. 9,286,213

METHOD AND APPARATUS FOR MANAGING FILE SYSTEM

ELECTRONICS AND TELECOMMU...

1. An apparatus for managing a file using a logical erase block corresponding to a physical erase block, the apparatus comprising:
a block allocating module receiving available blocks of at least one free logical erase block stored in a free logical erase
block list and transmits the available blocks to a write module, the at least one free logical erase block allowing writing
on all pages;

a garbage collecting module receiving at least one dirty logical erase block stored in a dirty logical erase block list and
sends the at least one dirty logical erase block to an obsolete area determining module, the at least one dirty logical erase
block is not the at least one free logical erase block;

the write module to which is allocated, if an update write request for correcting existing data in a block of the at least
one dirty logical erase block is received, one of the available blocks from the block allocating module, and writing information
in a block table indicating that the block of the at least one dirty logical erase block is no longer used; and

the obsolete area determining module receiving the at least one dirty logical erase block from the garbage collecting module
to determine an obsolete area in the at least one dirty logical erase block, by referring to the block table storing information
about whether or not at least one block of the at least one dirty logical erase block is being used and according to whether
or not the at least one dirty logical erase block is mapped to a physical erase block, and transmits the determination to
the garbage collecting module.

US Pat. No. 9,170,923

APPARATUS AND METHOD FOR TESTING CONFORMANCE OF SERVICE CHOREOGRAPHY

Electronics and Telecommu...

1. A method of testing conformance of service choreography, the method comprising:
analyzing, via a processor, an architecture and an operation between web services cooperating on a distributed network to
test conformance of a choreography application into which the web services are combined, on the basis of a service choreography
specification;

changing, via the processor, the service choreography specification to a test model and a test architecture;
generating, via the processor, a test scenario in consideration of a test model coverage and the test architecture;
executing, via the processor, the test scenario in the test architecture to test the web services by checking a message link
when the test scenario is executed, wherein the message link is a communication line between each web service in the test
scenario;

monitoring, via the processor, whether a web service message transmitted and received between the web services satisfies an
input or output value and a message procedure described in the test scenario with a test monitor, or correcting the web service
message; and

inspecting, via the processor, a response message which a tester receives from a web service and a message transmitted and
received between web services monitored by the test monitor to thereby determine whether an error occurs for the each web
service,

wherein a point of observation (PO) to monitor content of the web service messages is disposed in the message link and a point
of control and observation (PCO) correcting the web service message is disposed in the message link.

US Pat. No. 9,167,590

APPARATUS AND METHOD FOR ALLOCATING CHANNEL IN COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A channel allocation apparatus in a communication system, comprising:
a processor; and
a non-transitory computer-readable medium having stored thereon instructions that, when executed, cause the processor to perform
a method, the method comprising:

measuring clear channel assessments (CCAs) of a plurality of stations (STAs) included in the communication system for primary
and secondary channels of the plurality of STAs,

wherein the communication system includes a first system and a second system, and
wherein the plurality of stations includes a first plurality of STAs of the first system and a second plurality of STAs of
the second system;

comparing the measured CCAs to a preset reference CCA, and checking fairness and unfairness for the first plurality and the
second plurality of STAs in the primary and secondary channels of the plurality of STAs;

changing the preset reference CCA according to unfairness of the first plurality of STAs in the primary and secondary channels
of the plurality of STAs, such that the plurality of STAs have the fairness in the primary and secondary channels; and

changing primary and secondary channels of the first plurality of STAs corresponding to the unfairness in the plurality of
STAs according to the measured CCAs and the changed preset reference CCA, such that the first plurality of STAs have the fairness
in the changed primary and secondary channels of the first plurality of STAs, and allocating the changed primary and secondary
channels to the first plurality of STAs,

wherein an interference between the changed primary and secondary channels is minimized, and the fairness exists in between
the changed primary and secondary channels,

wherein unfairness exists between the primary and secondary channels of the first plurality of STAs included in the first
system and primary and secondary channels of the second plurality of STAs included in the second system when the first and
second systems have different reference CCAs.

US Pat. No. 9,257,127

APPARATUS AND METHOD FOR CODING AND DECODING MULTI-OBJECT AUDIO SIGNAL WITH VARIOUS CHANNEL INCLUDING INFORMATION BITSTREAM CONVERSION

ELECTRONICS AND TELECOMMU...

1. An apparatus for coding multi-object audio signals, including:
an audio channel coding means for transforming input multi-channel audio signals into audio-object signals and creating rendering
information for the multi-channel audio signals; and

an audio object coding means for coding the audio-object signals output from the audio channel coding means and input audio-object
signals based on spatial cues and creating rendering information for the coded audio-object signals.

US Pat. No. 9,113,465

METHOD AND APPARATUS OF RESOURCE ALLOCATION FOR MACHINE TYPE COMMUNICATION DEVICE, METHOD AND APPARATUS FOR RECEIVING DATA FOR MACHINE TYPE COMMUNICATION

Electronics and Telecommu...

1. A method for allocating resources to at least one machine type communication (MTC) device, the method comprising:
allocating a control channel with respect to a user terminal to a first time domain of a sub frame;
mixing at least one of a control channel with respect to the at least one MTC device, a data channel with respect to the user
terminal, and a data channel with respect to the MTC device in a second time domain of the sub frame, and allocating the mixed
channel to the second time domain of the sub frame; and

transmitting, to the MTC device, information about a region occupied by the control channel with respect to the MTC device,
wherein the information about the region occupied by the control channel with respect to the MTC device includes at least
one of a start symbol number and an end symbol number of the control channel with respect to the MTC device, a start symbol
number of the data channel with respect to the MTC device, the number of symbols occupied by the control channel with respect
to the MTC device, the number of resource blocks (RB), the number of subcarriers, the number of subcarrier groups, the number
of resource block groups, and a configuration index.

US Pat. No. 9,331,976

METHOD OF REQUEST ROUTING RE-DIRECTION WITH LOOP DETECTION AND PREVENTION

ELECTRONICS AND TELECOMMU...

1. A computer implemented method of request routing redirection, comprising;
receiving, from a user terminal, a domain name system (DNS) request among a plurality of CDNs connected by CDN interconnection
(CDNi), the request including a list of CDN-provider-identifications (IDs) of higher CDNs of a first content delivery network
(CDN);

determining, by a processor, whether the request is processable for routing; and
in response to detection the request is not processable, redirecting the request, while preventing a loop of request routing
according to the list.

US Pat. No. 9,281,958

METHOD FOR PROVIDING INTERWORKING SERVICE IN HOME NETWORK

ELECTRONICS AND TELECOMMU...

1. A method for providing an interworking service in a home network, the method comprising:
sensing, in one or more interworking servers that have a same type, one or more home devices that are connected to the one
or more interworking servers, respectively;

transmitting, in a first interworking server of the one or more interworking servers, a start message based on an initialization
to the remaining interworking servers to allow the one or more interworking servers to identify each other, so that the one
or more interworking servers are not doubly connected to the sensed one or more home devices;

if the first interworking server receives a response to the start message from a second interworking server of the remaining
interworking servers, determining, in the first interworking server, a competitive advantage on the basis of a priority order
between the first and second interworking servers;

if the first interworking server has a priority order higher than that of the second interworking server, starting, in the
first interworking server, to drive so as to make a connection to the one or more home devices; and

if the first interworking server has a priority order lower than that of the second interworking server, in the first interworking
server, terminating, its operation and entering into a standby mode until time to receive the start message based on the initialization
from the remaining interworking servers,

wherein, if the first interworking server receives the response to the start message from the second interworking server,
the method further comprises:

in the first interworking server, analyzing data included in the response and identifying whether the second interworking
server has a program whose version is higher than that of the first interworking server; and

if it is identified that the second interworking server has the program whose version is higher than that of the first interworking
server, in the first interworking server, starting a program upgrade so as to have a program whose version is the same as
that of the second interworking server.

US Pat. No. 9,247,893

SENSOR FOR MICROWAVE IMAGE

Electronics and Telecommu...

10. A sensor for a microwave image, comprising:
a tank filled with a matching medium; and
a body structure formed of a plurality of metal bodies in plural layers, each metal body having a ring-shaped or polygonal
structure, the metal bodies having a plurality of apertures disposed at constant intervals inside the metal body and directed
at a center of the ring-shaped or polygonal structure, to surround an image object received in the tank through the metal
body, and

wherein when any one of the plurality of apertures radiates microwaves to the image object, remaining apertures receive scattering
microwaves from the image object.

US Pat. No. 9,178,126

THERMOELECTRIC ELEMENTS USING METAL-INSULATOR TRANSITION MATERIAL

ELECTRONICS AND TELECOMMU...

1. A thermoelectric device, comprising:
a first electrode;
a substrate disposed directly on the first electrode;
a thin film disposed directly on the substrate; and
a second electrode disposed directly on the thin film,
wherein the thin film comprises a metal-insulating transition (MIT) material, and
wherein the substrate and the thin film are configured in such a way that majority carriers thereof have types different from
each other.

US Pat. No. 9,232,454

DATA OFFLOADING METHOD

Electronics and Telecommu...

1. A method of offloading data by a user equipment (UE), the method comprising:
receiving data from a macro cell base station over a first radio bearer between the UE and the macro cell base station while
a radio access bearer between the macro cell base station and a gateway is established;

receiving a first connection reconfiguration message from the macro cell base station after a radio access bearer between
a small cell base station and the gateway is established;

establishing a second radio bearer between the UE and the small cell base station according to the first connection reconfiguration
message;

receiving a second connection reconfiguration message from the macro cell base station after a path between the macro cell
base station and the gateway is switched to a path between the small cell base station and the gateway, and data for the first
radio bearer are exhausted on the macro cell base station; and

releasing the first radio bearer and switching to the second radio bearer according to the second connection reconfiguration
message.

US Pat. No. 9,136,992

METHOD FOR TRANSMITTING AND RECEIVING UPLINK SIGNAL IN WIRELESS COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method for transmitting a signal through an uplink radio resource consisting of resource blocks each comprising a plurality
of subcarriers, the method comprising: if a first data signal of a first channel is transmitted in a resource block, encoding
a second data signal of a second channel by using a first sequence; additionally encoding the second data signal of the second
channel encoded using the first sequence by using a second sequence; and transmitting the additionally encoded second data
signal in the resource block, wherein a resource block of the radio resource comprises a first number of subcarriers and a
second number of subframe having a first size, and the second channel, which is a narrowband transmission channel, is formed
based on a resource block comprising fewer subcarriers than the first number and more subframes than the second number, wherein,
if the first number is 12 and the second number is 1, the number of subcarriers of a resource block for the narrowband transmission
channel is one of 2, 3, and 6, and the number of subframes of the resource block for the narrowband transmission channel is
one of 6, 4, and 2 that correspond to the numbers of subcarriers 2, 3, and 6, respectively.

US Pat. No. 9,603,174

ERROR CONTROL METHOD, MEDIUM ACCESS CONTROL (MAC) FRAME DESIGNING METHOD, AND TERMINAL REGISTRATION METHOD IN WIRELESS COMMUNICATION SYSTEM, AND RECORDING MEDIUM

Electronics and Telecommu...

1. A receiving apparatus for receiving a subframe from a transmitter in a wireless communication system, the receiving apparatus
comprising one or more antennas, a transceiver for performing wireless transmission and reception, a memory, and a processor
operably coupled to the one or more antennas, the transceiver and the memory, to execute program instructions stored in the
memory,
wherein the processor, when executing the program instructions:
causes the transceiver to receive a first signal comprising a part of the subframe from the transmitter, the first signal
comprising first information and second information;

detects an identifier associated with the receiving apparatus based on the first signal; and
causes the transceiver to receive data in the subframe based on the identifier,
wherein the first information indicates a location in the subframe of radio resources allocated to the receiving apparatus,
and the second information indicates a number of bits allocated to the radio resources.

US Pat. No. 9,289,937

FILTER FABRICATION METHOD AND THE FILTER FORMED THEREBY

ELECTRONICS AND TELECOMMU...

1. A method of fabricating a filter, comprising:
fabricating a graphene-containing solution or a graphene oxide-containing solution;
fabricating a graphene-polymer mixed solution by mixing a polymer with the graphene-containing solution or with the graphene
oxide-containing solution;

fabricating a conducting collector of a three-dimensional shape;
forming a three dimensional graphene•polymer complex filter by electrospinning the mixed solution to a surface of the collector;
and

separating the three-dimensional graphene•polymer complex filter from the collector,
wherein the collector comprises a supporter part and a three-dimensional shape part disposed on the supporter part,
wherein the three-dimensional graphene•polymer complex filter is formed to cover an upper surface and a sidewall of the shape
part.

US Pat. No. 9,288,041

APPARATUS AND METHOD FOR PERFORMING COMPRESSION OPERATION IN HASH ALGORITHM

ELECTRONICS AND TELECOMMU...

1. An apparatus for performing a compression operation in a hash algorithm, comprising:
a message extension unit for receiving a message and generating 32, 384-bit extended messages;
a chaining variable initial conversion unit for receiving chaining variable data and converting the chaining variable data
into 512-bit initial state data;

a step function operation unit for repeatedly calculating a step function based on the initial state data and the plurality
of extended messages and then producing final state data, wherein:

the step function operation unit produces the final state data by repeatedly calculating the step function based on the 512-bit
initial state data (X0=X0[0]?X0[1]? • • • ?X0[14]?X0[15]) and the 32, 384-bit extended messages (Wr=Wr[0]?Wr[1]? • • • ?Wr[10]?Wr[11]), and

the step function is a function for calculating the following Equations (1) to (5):
Tr[i]=Xr[i]?Wr[i],0?i?11  (1)

Xr+1[i]=ROL9(Tr[i]Tr[i+4]),0?i?3  (2)

Xr+1[i]=ROL27(Tr[i]Tr[i+4]),4?i?7  (3)

Xr+1[i]=ROL29(Tr[i]Xr[i+4]),8?i?11  (4)

Xr+1[i]=Tr[i?12],12?i?15  (5)

where x?y denotes an exclusive OR operation on x and y which respectively have 32-bit values, xy denotes an operation of outputting a remainder of division when a sum of values representing the 32-bit x and y by positive
integers, respectively, is divided by 232, in 32 bits, and ROLa(x) denotes an operation of cyclically shifting the 32-bit x to left by ‘a’ bits and outputting a shifted value; and

a chaining variable final conversion, unit for generating updated chaining variable data from the chaining variable data using
the final state data, and outputting the updated chaining variable data.

US Pat. No. 9,287,945

METHOD AND APPARATUS FOR SELECTING BEAMFORMEE STATION (STA) IN PROCESS OF PERFORMING SOUNDING PROTOCOL IN MULTI-USER MULTIPLE-INPUT AND MULTIPLE-OUTPUT (MU-MIMO) COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method of selecting a beamformee station (STA) in a multi-user multiple-input and multiple-output (MU-MIMO) communication
system, the method comprising:
acquiring channel information associated with a beamformee STA among a plurality of beamformee STAs;
verifying whether acquiring channel information associated with a subsequent beamformee STA of the beamformee STA is advantageous
or disadvantageous; and

determining, based on a result of the verifying, whether the channel information associated with the subsequent beamformee
STA is acquired,

wherein the verifying comprises:
verifying a first transmission rate of a first modulation and coding scheme (MCS) level corresponding to the beamformee STA;
verifying a second transmission rate of a second MCS level corresponding to the subsequent beamformee STA; and
verifying whether acquiring channel information associated with the subsequent beamformee STA is advantageous or disadvantageous
based on the first transmission rate and the second transmission rate.

US Pat. No. 9,237,539

METHOD AND APPARATUS FOR CORRECTING REFERENCE TIME FOR DISTRIBUTED TIME SYNCHRONIZATION

ELECTRONICS AND TELECOMMU...

1. A method for a node to correct reference time in a wireless communication system formed of a plurality of nodes, the method
comprising:
receiving messages broadcasted from neighbor nodes;
calculating amounts of changes in receiving times that are differences between receiving times when the messages are currently
received and receiving times when the messages are previously received with respect to the neighbor nodes; and

correcting the reference time based on the amounts of changes calculated with respect to the neighbor nodes, including
summing the amounts of changes in the receiving times of the neighbor nodes to obtain a sum, and dividing the sum by the number
of nodes obtained by adding 1 to the number of neighbor nodes, to thereby calculate an average value; and

correcting the reference time using the average value.

US Pat. No. 9,237,540

STATION FOR DATA TRANSMISSION/RECEPTION SYNCHRONIZATION

ELECTRONICS AND TELECOMMU...

1. A source station for synchronization of transmission and reception of data in a cooperative communication system, the source
station comprising:
a first receiver to receive, from a destination station, a first request frame including information regarding a first point
in time when a first response frame is to be transmitted;

a first transmitter to transmit the first response frame to the destination station, at the first point in time;
a second transmitter to transmit, to a relay station, a second request frame including information regarding a second point
in time when a second response frame is to be transmitted;

a second receiver to receive the second response frame transmitted by the relay station at the second point in time; and
a time estimator to estimate a first propagation delay time between the source station and the relay station, based on a time
in which the second response frame is received,

wherein the destination station estimates a second propagation delay time between the source station and the destination station,
using a time in which the first response frame is received, and estimates a third propagation delay time between the relay
station and the destination station, using a third response frame received from the relay station.

US Pat. No. 9,154,349

WIRELESS TRANSMITTER FOR HIGH MOBILITY AND HIGH THROUGHPUT AND MODE CONTROL METHOD THEREOF

Electronics and Telecommu...

1. A wireless transmitter which performs reconfiguration for high mobility and high throughput, the wireless transmitter comprising:
memory; and
a processor coupled to the memory and configured to perform operations comprising:
determining a mobility level according to a movement speed of a wireless terminal;
deciding an operation mode according to at least one among the mobility level, a required data rate, and wireless link performance;
generating a plurality of clock signals having different frequencies from each other;
selecting clock signals corresponding to the operation mode among the plurality of clock signals according to the operation
mode; and

modulating transmission data by adjusting a signal bandwidth of a frequency domain and a transmission time of a time domain
using the selected clock signals,

wherein the signal bandwidth and the transmission time are adjusted according to the operation mode,
wherein the operation mode includes a multi-bandwidth mode and a multi-interval mode,
wherein the multi-bandwidth mode includes a full bandwidth mode, a half bandwidth mode, and a quarter bandwidth mode,
wherein the multi-interval mode includes a basic interval mode, a 2× interval mode of the basic interval mode, and a 3× interval
mode of the basic interval mode,

wherein the signal bandwidth and the transmission time are adjusted in the multi-bandwidth mode and the multi-interval mode
to optimize the reconfiguration, and

wherein the operation mode is decided by using a combination of reserved bits of plural signal fields in a frame.

US Pat. No. 9,271,262

METHOD AND APPARATUS FOR MANAGING MULTICAST AND BROADCAST SERVICE RESOURCE

ELECTRONICS AND TELECOMMU...

1. A method of managing a multicast and broadcast service (MBS) resource in a terminal, the method comprising:
receiving a system configuration descriptor (SCD) message from a base station, the SCD message including zone allocation information
of sub-bands that are divided into a plurality of zones;

receiving an MBS configuration message from the base station, the MBS configuration message including configuration information
for an MBS operation and a lifetime of the configuration information during which the configuration information remains valid;

subsequently receiving a new SCD message that includes new zone allocation information different from the zone allocation
information in the previously-received SCD message;

comparing a time at which the new SCD message is received with the lifetime in the MBS configuration message;
upon determining that the receipt time of the new SCD message is within the lifetime, receiving a MBS using the configuration
information; and

upon determining that the receipt time of the new SCD message is after the lifetime expires,
receiving a new MBS configuration message including new configuration information and new lifetime during which the new configuration
information remains valid, and

applying the new zone allocation information at the beginning of a first MBS scheduling interval (MSI) within the new lifetime,
and receiving a MBS using the new configuration information.

US Pat. No. 9,264,171

MULTI-MODE FIBER-BASED OPTICAL TRANSMISSION/RECEPTION APPARATUS

Electronics and Telecommu...

1. An optical transmission apparatus comprising:
a transmission light source configured to generate single-mode light of a specific wavelength;
a power coupler configured to split the light generated by the transmission light source into a plurality of light sections;
at least one modulator configured to modulate an electrical signal carrying different data into at least one optical signal
using the light section from the power coupler; and

a mode multiplexer configured to convert the modulated optical signal into a different mode, and transmit the mode-converted
optical signal to a fiber,

wherein the mode multiplexer comprises:
a multi-core fiber with a same number of cores as a number of modes to be multiplexed, the cores extending in parallel to
each other, and

a waveguide connecting the multi-core fiber and the fiber, and having a same number of cores as a number of modes to be multiplexed
with gaps therebetween decreasing toward an exit end of the waveguide.

US Pat. No. 9,265,071

SIGNALLING METHOD FOR DIRECT COMMUNICATION BETWEEN TERMINALS

ELECTRONICS AND TELECOMMU...

1. A signaling method for a first terminal to perform direct communication with a second terminal, the signaling method comprising:
transmitting a first link establishment request message for establishing a direct communication link to the second terminal;
generating, by the second terminal, a first link establishment response message that includes a first field indicating a flow
for use; and

receiving the first link establishment response message for establishing a direct communication link from the second terminal.

US Pat. No. 9,497,723

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. 9,642,292

ELECTROMAGNETIC WAVE REDUCTION APPARATUS AND ELECTROMAGNETIC WAVE REDUCTION METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. An electromagnetic wave reduction apparatus, comprising:
an electromagnetic wave sensing unit connected to a thermoelectric element and sensing an electromagnetic wave;
an electromagnetic wave detecting unit detecting whether the sensed electromagnetic wave is greater than a reference value;
an electromagnetic wave reduction circuit unit reducing the electromagnetic wave in response to an electromagnetic wave reduction
control signal; and

a circuit operation control unit generating the electromagnetic wave reduction control signal according to the detection result.

US Pat. No. 9,325,558

APPARATUS AND METHOD FOR PROVIDING STREAMING CONTENTS

Industry-Univeristy Coope...

1. A method by which a client provides media content including one or more periods, the method comprising:
receiving metadata of the media content from a server, the metadata comprising a minBufferTime attribute indicating a minimum
amount of initially buffered media content that is required to ensure playout of the media content, the minBufferTime attribute
being defined in segment unit,

wherein the metadata is a media presentation description (MPD) that provides descriptive information that enables a client
to select one or more representations;

receiving the media content from the server, and buffering the received media content by at least the minimum amount; and
playing back the media content,
wherein the minBufferTime attribute relates to the one or more periods, and
wherein the minBufferTime attribute relates to providing a minimum amount of initially buffered media at a beginning of a
media presentation, at a beginning of the one or more periods of the media presentation, or at any random access point of
the media presentation.

US Pat. No. 9,185,365

APPARATUS AND METHOD FOR CONTROLLING SENSOR NODE USING VIBRATION SENSOR AND MAGNETIC SENSOR

ELECTRONICS AND TELECOMMU...

1. An apparatus for controlling a sensor node, the apparatus comprising:
a calculator to calculate an azimuth angle and a slope of the sensor node, based on magnetic values measured by a 2-axis magnetic
sensor and vibration values measured by a 3-axis acceleration sensor, at least one of a direction and an angle of the sensor
node being controlled based on the calculated azimuth angle and the slope;

a sensor controller to control selective filtering of the magnetic values and the vibration values and selective amplification
of the filtered magnetic values and the filtered vibration values, when the azimuth angle and the slope are calculated;

a first offset switch which receives at least one of the magnetic values measured by the 2-axis magnetic sensor and the vibration
values measured by the-axis acceleration sensor, from the 2-axis magnetic sensor and the 3-axis acceleration sensor, respectively;

a second offset switch which outputs, according to a first connection, at least one of magnetic values and vibration values
received by the first offset switch to the calculator, or, according to a second connection, outputs at least one of filtered
and amplified magnetic values and filtered and amplified vibration values to a detector; and

the detector to detect a target relative to the sensor node based on filtered and amplified magnetic values and filtered and
amplified vibration values which are output by the second offset switch,

wherein the sensor controller determines whether or not to have the magnetic values and the vibration values received by the
first offset switch to be filtered and amplified, and based on the determination selectively controls the first and second
offset switches to be connected according to one of the first connection and the second connection,

wherein in the first connection the first and second offset switches are directly connected to one another such that at least
one of the magnetic values and the vibration values measured by the 2-axis magnetic sensor and 3-axis acceleration sensor,
respectively, pass through the first offset switch directly to the second offset switch, and

in the second connection the first and second offset switches are indirectly connected to one another, such that at least
one of the magnetic values and the vibration values measured by the 2-axis magnetic sensor and 3-axis acceleration sensor,
respectively, pass through the first offset switch to a filter-amplifier and the second offset switch outputs at least one
of filtered and amplified magnetic values and filtered and amplified vibration values to the detector.

US Pat. No. 9,295,001

SIGNAL AMPLIFICATION APPARATUS AND METHOD

Electronics and Telecommu...

1. A signal amplification apparatus comprising:
a first modulator configured to receive an envelope signal, use a predetermined reference level to separate the received envelope
signal into a first period greater than the reference level and a second period less than the reference level, digitally modulate
a signal of the second period to output the digitally modulated signal to a first output terminal, and output a signal of
the first period to a second output terminal;

a second modulator configured to mix the digital modulated signal input through the first output terminal with a phase modulated
carrier signal input from outside the second modulator to output a mixed signal;

an envelope modulator configured to output the signal of the first period as a power supply signal; and
a power amplifier configured to amplify the mixed signal output by the second modulator using the power supply signal to output
an amplified signal.

US Pat. No. 9,269,280

APPARATUS FOR ANALYZING GEOGRAPHIC INFORMATION AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A geographic information analyzing apparatus employing a processor, comprising:
a data storing unit which includes
a spatial data storing unit configured to store geospatial information, which is information determined based on border information
in accordance with criteria which is set in advance;

an attribute data storing unit configured to store attribute information corresponding to the spatial data;
an equation storing unit configured to store an equation of the previously set function; and
an input variable storing unit configured to store an input variable of the equation
a map viewer which provides a user interface and receives spatial information of an arbitrary region from a user, and
a function providing unit configured to compare using the processor the geospatial information with the spatial information
of the arbitrary region to calculate an overlapping ratio and performs analysis in accordance with a previously set function
using attribute information in accordance with the overlapping ratio,

wherein the arbitrary region is a part of geographic space corresponding to the geospatial information.

US Pat. No. 9,485,797

METHOD AND APPARATUS FOR DEVICE-TO-DEVICE DIRECT COMMUNICATION

ELECTRONICS AND TELECOMMU...

1. A direct communication method by a device in a device-to-device (D2D) direct communication, the method comprising:
setting at least one frame among a plurality of frames included in a superframe to a frame type 0 which is sectionized into a synchronization region for performing a synchronization procedure, a discovery region for discovering
devices, a peering region for a connection, and a data region for scheduling of resources and data transmission;

setting remaining frames among the plurality of frames to a frame type 1 which is sectionized into the synchronization region and the data region;

transmitting or receiving signals in the synchronization region, the discovery region, the peering, and the data region;
determining a channel state by interference sensing in at least one region among the discovery region, the peering region,
and the data region; and

using a resource of an interval in which the channel state is idle.

US Pat. No. 9,860,864

METHOD OF PERFORMING SYNCHRONIZATION IN DISTRIBUTED WIRELESS COMMUNICATION SYSTEM AND TERMINAL SUPPORTING THE SAME

Electronics and Telecommu...

1. A method of performing, by a first terminal belonging to a first network, synchronization in a distributed wireless communication
system, the method comprising:
dividing a first interval that is a time resource of each of a plurality of networks belonging to the distributed wireless
communication system into a synchronization slot and a data slot;

determining whether a synchronization signal is received from a terminal belonging to a second network different from the
first network in the data slot of the first network; and

detecting whether the first terminal has met the second network that is out of synchronization with the first network if the
synchronization signal is determined to have been received.

US Pat. No. 9,103,908

SECURITY MONITORING SYSTEM USING BEAMFORMING ACOUSTIC IMAGING AND METHOD USING THE SAME

ELECTRONICS AND TELECOMMU...

1. A security monitoring system using beamforming acoustic imaging, the system comprising:
a primary detection device that initially detects a trespasser in a space;
an acoustic generating device that generates acoustic signals in response to the initial detection of the trespasser in the
space,

wherein the acoustic generating device generates the acoustic signals periodically for monitoring a position of the trespasser
after initial detection of the trespasser in the space;

a plurality of acoustic measuring devices that receive the acoustic signals; and
an acoustic image processing device that periodically generates acoustic images that include a distribution of the acoustic
signals by applying a beamforming algorithm to the acoustic signals received by the plurality of acoustic measuring devices
and determines the position of the trespasser in a space by comparing a reference acoustic image of the space generated before
the trespasser is detected and a generated acoustic image of the space generated after the trespasser is detected,

wherein the acoustic image processing device includes a fixed beamformer or an adaptive beamformer detecting the acoustic
signals in the plurality of acoustic measuring devices, dividing the detected acoustic signals into a specific frequency component
using fast fourier transform and performing angle division on a specific angle direction, thereby obtaining the distribution
of the acoustic signals.

US Pat. No. 9,313,473

DEPTH VIDEO FILTERING METHOD AND APPARATUS

Gwangju Institute of Scie...

1. An image synthesizing method comprising:
generating a depth image in a current picture by searching depth information using a plurality of color images obtained at
different view points;

performing filtering on the depth image using a 3-dimensional (3D) joint bilateral filter; and
generating a synthesized image using the plurality of color images and the filtered depth image,
wherein the 3D joint bilateral filter performs filtering on the generated depth image using color image information for the
current picture and at least one of a previous picture and a subsequent picture, and the color image information includes
information on a boundary of an object in the color images and color information of the color images,

wherein said performing filtering includes performing filtering using only color image information of the pictures other than
pictures in each of which a difference value between a pixel value at an arbitrary position in the current picture and an
identically positioned pixel value is a threshold value or more, wherein the identically positioned pixel value is a pixel
value at spatially the same position as the arbitrary position in each of at least one of the previous pictures and the subsequent
pictures.

US Pat. No. 9,406,727

DUAL-MODE PIXELS INCLUDING EMISSIVE AND REFLECTIVE DEVICES, AND DUAL-MODE DISPLAY USING THE PIXELS

ELECTRONICS AND TELECOMMU...

1. A dual-mode display comprising:
a substrate; and
a plurality of sub-pixels on the substrate,
wherein the plurality of sub-pixels comprise:
a reflective device having an optical filter function which reflects different colors according to electrical signals applied
from outside; and

an emissive device disposed on the reflective device,
wherein the emissive device comprises a cathode and an anode, and
the cathode and the anode comprise a carbon-based material including graphene sheets, graphene flakes, and graphene platelets,
and a binary or ternary transparent conductive oxide including indium oxide, tin oxide, and zinc oxide.

US Pat. No. 9,148,662

MOTION PICTURE ENCODING APPARATUS AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. A video decoding method comprising:
determining, based on first information, whether an encoded image includes at least one block which is not inverse-transformed,
the first information indicating whether the encoded image includes at least one block which is not inverse-transformed;

determining whether the current block is a first block with a size that is not a minimum size (4×4) or a second block with
a size that is a minimum size (4×4);

when the encoded image includes at least one block which is not inverse-transformed and the current block is the second block,
obtaining, from a bitstream, second information indicating whether the current block is inverse-transformed or not, wherein
the second information is not encoded for the first block and is encoded for the second block;

dequantizing the current block, wherein the current block is dequantized in a frequency domain in response to the second information
indicating the current block is inverse-transformed, and the current block is dequantized in a space domain in response to
the second information indicating the current block is not inverse-transformed;

generating a residual image relating to the current block by performing selectively the inverse-transform on the dequantized
current block based on the second information,

wherein the residual image is generated based on dequantization in the frequency domain and the inverse-transform in response
to the second information indicating the current block is inverse-transformed, and the residual image is generated based on
the dequantization in the space domain in response to the second information indicating the current block is not inverse-transformed;
and

constructing a decoded image using the residual image.

US Pat. No. 9,860,853

APPARATUS AND METHOD FOR CONTROLLING TRANSMIT POWER

ELECTRONICS AND TELECOMMU...

1. An apparatus for controlling transmit power, comprising:
a global positioning system (GPS) receiving unit receiving GPS signals from one or more satellites and measuring signal strengths
of the GPS signals;

a processor calculating transmit power corresponding to a current position depending on the GPS signals according to a predefined
command;

a memory storing the command therein; and
a communication interface transmitting a data signal including data,
wherein the command includes commands for performing:
calculating free-space path loss (FSPL) between the current position and a base station depending on the GPS signals;
calculating an FSPL difference, which is a difference between FSPL at a previous position and FSPL at the current position;
calculating a GPS signal strength difference, which is a difference between an average of strengths of the respective GPS
signals corresponding to the previous position and an average of strengths of the respective GPS signals corresponding to
the current position; and

calculating the transmit power corresponding to the current position by adding transmit power corresponding to the previous
position, the FSPL difference, and the GPS signal strength difference to one another, and

wherein an environment is measured to generate the data, and
wherein the communication interface transmits the data signal including the data depending on the calculated transmit power.

US Pat. No. 9,736,840

COMMUNICATION METHOD AND RESOURCE ASSIGNING METHOD BETWEEN A PLURALITY OF TERMINALS IN INFRASTRUCTURE NETWORK

Electronics and Telecommu...

1. A communication method of a terminal for communication between a plurality of terminals in an infrastructure network comprising
a base station and the plurality of terminals, the communication method comprising:
receiving a downlink data from the base station using a particular frequency band in a first time section;
transmitting an uplink data to the base station using the particular frequency band in a second time section distinguished
from the first time section; and

communicating with at least one other terminal using the particular frequency band in a third time section distinguished from
the first time section and the second time section,

wherein the terminal is positioned within a communication range of the base station and the at least one other terminal is
positioned outside the communication range of the base station;

wherein the first time section precedes the second time section, and the second time section precedes the third time section;
and

wherein the third time section is separately designated for a special purpose other than uplink or downlink data to and from
a base station.

US Pat. No. 9,237,635

INTELLIGENT LIGHTING CONTROL APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. An intelligent lighting control method comprising:
sensing, by an intelligent lighting control apparatus including multiple sensors, motion of a person or an object within a
set sensing area using the multiple sensors;

converting results of sensing into valid data, and calculating frequency data using the valid data;
calculating a class of lighting type based on the valid data; and
controlling an operation of a lighting unit based on a class of lighting type corresponding to the frequency data.

US Pat. No. 9,131,505

BASE STATION AND METHOD FOR PROVIDING UPLINK SERVICE

ELECTRONICS AND TELECOMMU...

1. A method for providing an uplink service from a base station to a terminal, the method comprising:
allocating a dedicated code, which is temporarily dedicated to the terminal, depending on a transmission of downlink TCP packets
to the terminal;

transmitting allocation information of the dedicated code when the downlink TCP packets are transmitted;
receiving the dedicated code from the terminal;
searching a requesting bandwidth for a code number and allocating resources to the terminal; and
receiving an ACKnowledgement (ACK) packet for the downlink TCP packets based on the allocated resources from the terminal,
wherein the allocation information of the dedicated code comprises:
the code number to be used to access the base station;
a code use duration that is a duration using the dedicated code; and
information on a code use interval that is a frame interval using the dedicated code.

US Pat. No. 9,201,169

COMPOUND CONTAINING CROSSLINKABLE MOIETIES, PREPOLYMER, BLEND AND POLYMER SHEET OBTAINED THEREFROM, AND WAVEGUIDE FOR OPTICAL INTERCONNECTION

ELECTRONICS AND TELECOMMU...

1. An optical waveguide for optical interconnection comprising:
a polymer sheet comprising a crosslinked product of a prepolymer, the prepolymer prepared by condensation reaction between
a first compound represented by Formula (1) below:

Ar—H  (1),
where Ar comprises (a) a crosslinkable moiety at one end, (b) a moiety selected from the group consisting of —O—, —S—, —COO—,
—CO—, —COS—, —SO2—, and —NH—, and (c) one or two repeating units selected from the group consisting of:


 where A is carbon or nitrogen, and X is hydrogen or halogen; and
a second compound selected from the group consisting of an aromatic moiety having a structure as follows:

where y is an integer from 0 to 1000,
Y0 is selected from the group consisting of -, —O—, —S—, —COO—, —CO—, —COS—, —SO2— and —NH—,

E is selected from the group consisting of the following structures:

where Y10 is selected from the group consisting of -, —O—, —S—, —COO—, —CO—, —COS—, —SO2— and —NH—, s and t are each independently an integer from 1 to 50, u is an integer from 0 to 50, and v is an integer from
1 to 100, and

D is selected from the group consisting of the following structures:

where w and x are each independently an integer from 1 to 20.

US Pat. No. 9,426,506

APPARATUSES FOR PROVIDING AND RECEIVING AUGMENTED BROADCASTING SERVICE IN HYBRID BROADCASTING ENVIRONMENT

UNIVERSITY-INDUSTRY COOPE...

1. An apparatus for providing an augmented broadcasting service, comprising:
a real-time data provider configured to provide real-time data through a first transmission network;
an augmented content provider configured to provide augmented content through a second transmission network, wherein the augmented
content is synchronized with the real-time data;

an augmented broadcasting descriptor generator circuit that generates an augmented broadcasting descriptor that determines
whether an augmented broadcasting service receiving apparatus receives a transport stream, and input the generated augmented
broadcasting descriptor to a multiplexer,

wherein the multiplexer includes a first multiplexer and a second multiplexer in which the second multiplexer receives the
generated augmented broadcasting descriptor; and

the multiplexer configured to multiplex the real-time data, augmented content metadata and timing information for synchronization
between the real-time data and the augmented content metadata, and output resulting data,

wherein the multiplexer comprises the first multiplexer configured to multiplex a real-time transport stream, and the second
multiplexer configured to re-multiplex the multiplexed real-time transport stream along with program initialization information
as information for synchronization between augmented content metadata and a network, and output a resulting real-time transport
stream,

wherein the second multiplexer distinguishes between section packets and inserts the augmented broadcasting descriptor into
a table of a section packet, and

wherein the augmented broadcasting descriptor includes:
a descriptor tag including information for identifying an associated descriptor as an augmented broadcast descriptor;
a descriptor length including information on a total length of the augmented broadcasting descriptor;
an augmented broadcasting service type including information on a type of augmented broadcasting service, and
a metadata generator circuit configured to, in response to a start signal from the second multiplexer, generate augmented
content metadata containing XML data having augmented content activation time information with reference to a program start
point, or containing both an initial program clock reference and a transport stream to contain XML, and input resulting augmented
content metadata to the second multiplexer.

US Pat. No. 9,369,737

IMAGE ENCODER AND DECODER USING UNDIRECTIONAL PREDICTION

ELECTRONICS AND TELECOMMU...

2. An image decoding apparatus, comprising an intra-prediction device that performs intra prediction on a first block, performs
intra prediction on a second block adjacent to a right side of the first block, performs intra prediction on a third block
adjacent to a bottom of the first block, and performs intra prediction on a fourth block adjacent to a right bottom of the
first block,
wherein the first block, the second block, the third block, and the fourth block are predicted in one intra prediction mode,
wherein decoding is performed in the order of the first block, the second block, the third block, and the fourth block, and
wherein intra prediction mode information on the first block, the second block, the third block, and the fourth block is decoded
once.

US Pat. No. 9,298,290

TOUCH SCREEN PANELS AND METHODS OF FABRICATING THE SAME

ELECTRONICS AND TELECOMMU...

1. A touch screen panel, comprising:
a first buffer layer and a second buffer layer sequentially stacked on a substrate;
x-axis electrodes arranged along an x-axis direction on the second buffer layer;
y-axis electrode cells spaced apart from the x-axis electrodes and arranged along a y-axis direction on the second buffer
layer;

insulating patterns covering the x-axis electrodes positioned between the y-axis electrode cells; and
a bridge electrode provided on the insulating pattern to connect the y-axis electrode cells with each other,
wherein the second buffer layer is formed of a SiOC material.

US Pat. No. 9,384,007

MEMORY VIRTUALIZATION-BASED SNAPSHOT BOOT APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. A memory virtualization-based snapshot boot apparatus, comprising:
a hardware unit including a processor, a memory, and a storage, the storage storing status information corresponding to an
operating system; and

a Virtual Machine Monitor (VMM) operated by the processor and configured to operate the operating system by loading the status
information into the memory,

wherein the status information is stored as a snapshot image, the snapshot image being classified and stored depending on
types of the status information,

wherein the virtual machine monitor comprises a determination unit for determining whether a header of the snapshot image
is valid or not and a loading unit for, if it is determined by the determination unit that the snapshot image header is valid,
loading the snapshot image, and

wherein the loading unit classifies and loads the snapshot image depending on the types of the status information.

US Pat. No. 9,246,761

METHOD AND APPARATUS FOR CONTROLLING RESOURCE OF CLOUD VIRTUAL BASE STATION

Electronics and Telecommu...

8. A method of managing a cloud virtual base station system by a cloud virtual base station management system in a processor,
the method comprising:
a target initializing step that configures a resource of the cloud virtual base station system to add or remove an execution
file for a mobile communication service, wherein the cloud virtual base station manages one or more cells;

a status managing step that monitors the cloud virtual base station system, a wireless resource, a status of the execution
file, or a configuration status of the configured resource;

a configuration managing step that activates or inactivates a hardware shape for the cloud virtual base station system, blocks
the hardware shape or releases the blocking, adds or removes the hardware shape, changes a parameter, or manages configuration
information of a list of software added or removed during an operation;

a mode controlling step that controls the cloud virtual base station system in a predetermined specific mode;
an information managing step that manages hardware information, file information, or control information of each module of
the cloud virtual base station system;

a file managing step that manages the execution file for each module of the cloud virtual base station system by adding or
removing the predetermined specific mode initially or during an operation, wherein the execution file is stored in a memory;

notifying a system managed by an operator of an error of the cloud virtual base station system, the wireless resource, the
status of the execution file, or the configuration status of the configured resource;

determining if a real-time measure is possible in the system managed by the operator if the error exists; and
reconfiguring the configured resource to add or remove the execution file if the real-time measure is possible.

US Pat. No. 9,263,592

OXIDE TRANSISTOR WITH NANO-LAYERED STRUCTURE

ELECTRONICS AND TELECOMMU...

1. A transistor, comprising:
source/drain electrodes provided on a substrate;
a semiconductor oxide layer provided between the source/drain electrodes;
a gate electrode facing the semiconductor oxide layer; and
a gate insulating layer interposed between the semiconductor oxide layer and the gate electrode,
wherein the semiconductor oxide layer has a nano-layered structure including at least one first nano layer comprised of a
first material and at least one second nano layer comprised of a second material that are alternatingly stacked one on another
to provide at least one interface,

wherein the first material and the second material are different materials that are effective to form an electron transfer
channel layer at the interface, and

wherein the at least one first nano layer and the at least one second nano layer have an interface there between which interface
has at least one of a dangling bond and an incomplete atom coordination.

US Pat. No. 9,241,318

APPARATUS AND METHOD FOR RECEIVING DATA IN COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. An apparatus for receiving data in a communication system, the apparatus comprising:
a receiving unit configured to receive data through a multi-channel in a MIMO (multi-input multi-output) scheme;
a calculating unit configured to:
calculate a receiving power for each antenna of a multi-antenna and for each channel of the multi-channel in the MIMO scheme;
calculate a receiving power distribution value that is based on the calculated receiving power for each antenna of the multi-antenna
and for each channel of the multi-channel in the MIMO scheme;

calculate, using an auto-correlation function, a synchronization value for the data received by the receiving unit; and
generate a receiving synchronization signal through counting and comparing, by applying the calculated receiving power distribution
value through maximum value calculating and delaying into the calculated synchronization value; and

a synchronization unit configured to synchronize frames of the data received by the receiving unit using the generated receiving
synchronization signal,

wherein the synchronization value is calculated through the auto-correlation function by performing multiplexing, adding,
multiplying, delaying, phase-converting, and real number deriving for the data received by the receiving unit, and

wherein the receiving unit normally receives the data through the multi-channel in the MIMO scheme based on the synchronized
frames.

US Pat. No. 9,356,261

LIGHT EMITTING DEVICE WITH LIGHT PATH CHANGING STRUCTURE

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a light emitting device, comprising:
forming a first transparent electrode on a first surface of a transparent substrate including a light transmission region
and a light non-transmission region surrounding the light transmission region on substantially a same plane;

forming an assistant electrode selectively masking the light non-transmission region on the first transparent electrode;
forming an organic light emitting layer covering the first transparent electrode and the assistant electrode;
forming a second transparent electrode on the organic light emitting layer; and
forming a light path changing structure overlapping the assistant electrode in a plane view and selectively masking the light
non-transmission region on a second surface of the transparent substrate.

US Pat. No. 9,069,821

METHOD OF PROCESSING FILES IN STORAGE SYSTEM AND DATA SERVER USING THE METHOD

ELECTRONICS AND TELECOMMU...

1. A file processing method through a data server of a storage system, comprising:
receiving a file request from a client;
loading a file corresponding to the file request;
performing processing requested by the client on the loaded file, the performing of the processing includes:
comparing a size of the result file to be generated after the processing requested by the client is performed on the loaded
file with a size of the loaded file and

performing the processing requested by the client on the loaded file if, as a result of the comparison, it is determined that
the size of the result file will be smaller than the size of the loaded file;

generating a result file on which the processing has been performed; and
sending the generated result file to the client.

US Pat. No. 9,065,631

INTEGRATED CRYPTOGRAPHIC MODULE PROVIDING CONFIDENTIALITY AND INTEGRITY

ELECTRONICS AND TELECOMMU...

1. An integrated cryptographic apparatus providing confidentiality and integrity comprising:
an integrated cryptographic module to receive an input bit string, and to output an output bit string after subjecting at
least a portion of the input bit string to a hash function and to a block cipher in an integrated manner;

a hash function generator to detect whether a message is modified by using at least a portion of the input bit string received
by the integrated cryptographic module; and

a block cipher generator to construct a data encryption algorithm by using at least a portion of the input bit string received
by the integrated cryptographic module,

wherein the integrated cryptographic apparatus further includes at least one processor configured to execute one or more operations
of the integrated cryptographic module, the hash function generator, and the block cipher generator.

US Pat. No. 9,685,249

BETA VOLTAIC BATTERY AND METHOD OF PREPARING THE SAME

KOREA ATOMIC ENERGY RESEA...

1. A method of preparing a beta voltaic battery, the method comprising:
preparing a first semiconductor layer and a second semiconductor layer (step 1);
preparing a beta-ray generator by coating both sides of a metal substrate with a radioisotope layer by disposing two electrodes
and a metal substrate between the two electrodes in a plating bath comprising a radioisotope and applying a voltage to deposit
the radioisotope on both sides of the metal substrate (step 2); and

disposing the beta-ray generator prepared in step 2 between the first semiconductor layer and the second semiconductor layer
which are prepared in step 1 (step 3).

US Pat. No. 9,426,795

METHOD FOR CONFIGURING AND DETECTING CONTROL CHANNEL INFORMATION AND APPARATUS THEREFOR

Electronics and Telecommu...

1. A method for configuring a control channel for radio communication, comprising a step of configuring a control channel
by using a plurality of tiles,
wherein a number of resource elements in the plurality of tiles are configured to be the same or different,
wherein the step of configuring the control channel by using the plurality of tiles includes a step of generating at least
one orthogonal sequence to be transmitted through the control channel, and a number of the at least one orthogonal sequence
is configured to be the same as a number of tiles constituting the control channel,

wherein only the at least one orthogonal sequence is mapped to each of the plurality of tiles, or the at least one orthogonal
sequence and reference signals for channel estimation are mapped to each of the plurality of tiles, and

wherein a length of the at least one orthogonal sequence is configured to be a value of the number of resource elements included
in the each of the plurality of tiles subtracted by a number of reference signals mapped to the each of the plurality of tiles
when the at least one orthogonal sequence and reference signals for channel estimation are mapped to the each of the plurality
of tiles.

US Pat. No. 9,277,170

APPARATUS FOR TRANSCEIVING POINT TO POINT MOVING SIGNAL RECEPTION HIGH CHANNEL USING HORIZONTAL BLANKING INTERVAL AND METHOD FOR EXECUTING THE APPARATUS

ELECTRONICS AND TELECOMMU...

1. A signal transmission apparatus for securing an uplink channel using an HBI, the apparatus comprising:
an application data receiver receiving, from an application layer, application data that includes multimedia data and auxiliary
data;

a map generator analyzing the application data to generate map information that includes information associated with an HBI
excluding auxiliary data that is used as the uplink channel, wherein a number of HBIs for securing the uplink channel is set
based on setting of a screen resolution; and

a transmitter transmitting the map information or a combined MAC data frame via a downlink channel.

US Pat. No. 9,191,801

METHOD AND APPARATUS FOR SPATIAL FILTERING USING DIFFERENCE IN PROPAGATION DELAY BETWEEN ELECTROMAGNETIC SIGNAL AND ACOUSTIC SIGNAL

Electronics and Telecommu...

1. A method of spatial filtering using a difference in propagation delay between an electromagnetic signal and an acoustic
signal, the method comprising:
a user terminal transmitting the acoustic signal to neighboring terminals to select terminals of which distances from the
user terminal correspond to a distance from the user terminal to a target terminal among neighboring terminals;

transmitting the electromagnetic signal to the neighboring terminals after a predetermined transmission delay using the distance
from the user terminal to the target terminal; and

receiving response signals from neighboring terminals of which distances from the user terminal are within a predetermined
range, among the neighboring terminals that have received the acoustic signal and the electromagnetic signal.

US Pat. No. 9,955,510

METHOD AND TERMINAL FOR DISTRIBUTED ACCESS

ELECTRONICS AND TELECOMMU...

1. A method for allowing a first terminal to perform a distributed access in a first frame including a plurality of data channels, the method comprising:establishing a peer-to-peer communication between the first terminal and a second terminal in a wireless network using a peering identifier unique to the first terminal and the second terminal;
mapping, by the first terminal, a first data channel among the data channels to the first terminal;
mapping, by the first terminal, a scheduling priority of the first terminal; and
determining, by the first terminal, positions, in the first data channel, of resources of a first message as a resource request message and a second message as a response message for the first message according to the scheduling priority;
receiving, by the second terminal, the first message from terminals having scheduling priorities that are higher than the scheduling priority of the first terminal;
calculating, by the second terminal, an offset indicating a position of a scheduled resource by using the first message received from the terminals having the scheduling priorities that are higher than the scheduling priority of the first terminal; and
transmitting, by the second terminal to the first terminal, the second message including the offset and an allocated slots field indicating an amount of resources that are allocated for the first terminal in response to a first message from the first terminal,
wherein the first message includes a required slots field indicating an amount of resources that are necessary for the first terminal to perform data transmission over the first data channel; and
performing, by the first terminal, data transmission at the determined position of the resources allocated for the first terminal indicated by the second message.

US Pat. No. 9,591,728

APPARATUS AND METHOD FOR CONTROLLING ZIGBEE WIRELESS LIGHTING

Electronics and Telecommu...

1. A method of controlling Zigbee wireless lighting, comprising:
searching for, by a user terminal, a Zigbee wireless illumination light;
receiving device information from the found Zigbee wireless illumination light;
receiving an initialization request message for initializing a state of the found Zigbee wireless illumination light;
displaying an image of the initialized Zigbee wireless illumination light on a screen of the user terminal;
controlling the found Zigbee wireless illumination light by incorporating the device information into the input value based
on an input value of the user terminal; and

after receiving the device information, controlling the found Zigbee wireless illumination light or a sub-illumination light
of the found Zigbee wireless illumination light so that the found Zigbee wireless illumination light or the sub-illumination
light of the found Zigbee wireless illumination light performs a blinking operation by transferring an identification command
to the found Zigbee wireless illumination light in order for a user to be aware of a physical location of the found Zigbee
wireless illumination light.

US Pat. No. 9,363,509

METHOD FOR DETERMINING COLOR DIFFERENCE COMPONENT QUANTIZATION PARAMETER AND DEVICE USING THE METHOD

ELECTRONICS AND TELECOMMU...

1. A video decoding apparatus comprising:
an inverse-quantizer configured to determine a size of a quantization group, the quantization group being a group of a plurality
of transform blocks to which a same chrominance component quantization parameter is applied, configured to calculate the chrominance
component quantization parameter applied to the determined quantization group, and configured to inverse-quantize transform
coefficients of a transform block included in the determined quantization group by using the calculated chrominance component
quantization parameter; and

an inverse-transformer configured to generate a residual block by inverse-transforming the inverse-quantized transform coefficients,
wherein the inverse-quantizer comprises:
a chrominance component quantization parameter index calculator configured to calculate a chrominance component quantization
parameter index by using both a first chrominance component quantization parameter offset of a picture level and a second
chrominance component quantization parameter offset of a slice level, the first chrominance component quantization parameter
offset being extracted from a picture parameter set of a bitstream, and the second chrominance component quantization parameter
offset being extracted from a slice header of the bitstream; and

a chrominance component quantization parameter calculator configured to calculate the chrominance component quantization parameter
based on the chrominance component quantization parameter index.

US Pat. No. 9,164,845

PARTITION RECOVERY METHOD AND APPARATUS

ELECTRONICS AND TELECOMMU...

1. A partition recovery method, comprising:
classifying an unallocated area from a disk or an evidence image,
wherein classifying the unallocated area comprises listing Linear Block Addressing (LBA)-based offset pairs that comprise
an offset of a start sector and an offset of an end sector in which the LBA-based offset pairs represent consecutive sectors
of the unallocated area;

analyzing only an initial sector of a search target cylinder of the unallocated area to determine whether the initial sector
of the search target cylinder of the unallocated area is a boot record; and

parsing a filesystem of a deleted partition to recover a deleted directory or a deleted file by using the initial sector,
when the initial sector is the boot record wherein analyzing of the initial sector is performed when a difference between
a Cylinder Head Sector (CHS)-based cylinder number corresponding to the offset of the end sector and a sequentially-increased
cylinder number is equal to or greater than a minimum size in which a partition is created.

US Pat. No. 9,563,375

METHOD FOR STORING METADATA OF LOG-STRUCTURED FILE SYSTEM FOR FLASH MEMORY

ELECTRONICS AND TELECOMMU...

1. A method for storing, by a file system, data in a flash memory, the method comprising:
allocating a block to be stored with information to be written;
creating a segment summary information (SS) record for the allocated block to write the created SS record in a temporary list;
creating a segment usage information (SU) record for a segment where blocks in which the SS record is created are positioned
to write the created SU record in the temporary list;

including at least one of the SS record and the SU record written in the temporary list in a checkpoint record; and
writing the checkpoint record in an allocated position,
wherein including the at least one of the SS record and the SU record written in the temporary list in the checkpoint record
includes:

verifying the size of the temporary list and the size of a prereserved space in the checkpoint record; and
when a usable space in the file system is smaller than the size of the temporary list, removing a part of the file system
that is as large as an amount which cannot be written, that is, an amount which cannot be included in the checkpoint record,
from a fore part to directly reflect the removed part to the SS record and the SU record, and including the residual part
in the checkpoint record.

US Pat. No. 9,497,465

METHOD AND DEVICE FOR ENCODING/DECODING IMAGES

ELECTRONICS AND TELECOMMU...

1. A video decoding method comprising:
obtaining first information indicating whether a residual signal is present in a current block, the current block comprising
one or more transform coefficient levels other than 0 when the first information indicates that the residual signal is present
in the current block;

in response to the first information indicating that the residual signal is present in the current block, acquiring the residual
signal of the current block based on a scanning direction (scanldx) for the residual signal of the current block, the scanning
direction being determined based on an intra prediction mode of the current block and the scanning direction being determined
to be a vertical scan, a horizontal scan, or an upper right scan;

obtaining second information indicating whether an inverse-transform is performed on the residual signal of the current block;
determining a transform type of the current block, in response to the second information indicating that the inverse-transform
is performed on the current block; and

performing the inverse-transform on the residual signal of the current block based on the determined transform type,
wherein the transform type is determined to be a DCT (Discrete Cosine Transform) or a DST (Discrete Sine Transform), and
wherein the transform type is determined independently to an intra prediction mode of the current block.

US Pat. No. 9,385,802

MULTI-HOP RELAY MARITIME COMMUNICATION APPARATUS

ELECTRONICS AND TELECOMMU...

1. A multi-hop relay maritime communication apparatus for installation in a ship, the multi-hop relay maritime communication
apparatus comprising:
a first access module, including a plurality of directional antennas integrally formed, configured to communicate with an
upper-level ship that is located closer to a shore than the ship;

a second access module, including an omni-directional antenna, configured to communicate with a lower-level ship that is located
further away from the shore than the ship;

a third access module configured to access a terrestrial communication network; and
a bridge configured to connect the first, second and third access modules via an Ethernet interface.

US Pat. No. 9,374,440

PACKET FORWARDING STRUCTURE AND METHOD FOR SUPPORTING NETWORK BASED CONTENT CACHING OF AGGREGATE CONTENTS

Electronics and Telecommu...

1. A packet forwarding device for supporting network based content caching of aggregate contents, the packet forwarding device,
comprising: a memory, a processor, wherein the processor is coupled to the memory configured to perform a plurality of functions
including:
a forwarding table comprising forwarding information on a content in order to forward a request packet from a terminal;
a request list table transmitting the request packet to a destination node according to the forwarding table when the request
packet arrives;

a content caching information table comprising the forwarding table, the request list table, and physical position information
on where a content cached based on a content ID or a content name is stored; and

a content server function block storing the cached content,
wherein, when no entry in the content caching information table for the request packet is found, a new entry is generated
in the content caching information table for the request packet,

wherein a content caching in progress field is stored in the content caching information table to notify that content caching
on a content is in progress when the request packet is a data packet having a sub content name and a control field,

wherein the sub content name represents a transmission requested with a content name of a top layer in a layer structure including
the content name and the control field represents that all sub contents are transmitted,

wherein the request packet includes a content range for a segment or a file in order to simultaneously request several segments
on one content file including a plurality of segments.

US Pat. No. 9,288,635

APPARATUS FOR MANAGING INDOOR MOVING OBJECT BASED ON INDOOR MAP AND POSITIONING INFRASTRUCTURE AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. An apparatus for managing an indoor moving object, the apparatus comprising:
a database configured to store an indoor map and positioning information of positioning devices; and
a controller configured to divide an indoor space into indoor partition spaces in semantic units by use of the indoor map
and the positioning information, and to store and manage an index that defines a relationship between the indoor partition
space in the semantic unit and a moving object, wherein the indoor partition space in the semantic unit represents a space
in which movement of the moving object is not limited due to a structure of the indoor space and which is included in a coverage
of sets of the same positioning device.

US Pat. No. 9,301,148

METHOD AND APPARATUS FOR REDUNDANCY OF WIRELESS COMMUNICATION NETWORK

ELECTRONICS AND TELECOMMU...

1. A method for maintaining redundancy of a wireless communication network, comprising:
partitioning a frequency band that is used by both a first base station transceiver subsystem and a second base station transceiver
subsystem into a plurality of resource blocks;

partitioning each of the partitioned resource blocks into a first frequency partition and a second frequency partition which
are configured to have a same structure as each other; and

transmitting and receiving,
by the first base station transceiver subsystem, first data using a first resource block allocated to the first frequency
partition, and

by the second base station transceiver subsystem, second data using a second resource block allocated to the second frequency
partition,

wherein a first coverage formed by the first base station transceiver subsystem and a second coverage formed by the second
base station transceiver subsystem have a substantially same cell coverage and a same cell identification (ID), to thereby
provide a redundant cell coverage.

US Pat. No. 9,250,404

MULTI-CHANNEL OPTICAL MODULE AND MANUFACTURING METHOD OF THE SAME

ELECTRONICS AND TELECOMMU...

1. A multi-channel optical module comprising:
a base block having a cavity on one edge thereof;
a substrate arranged on the other side of the base block that faces the cavity;
at least one integrated circuit (IC) chip mounted on the substrate;
a platform arranged in the cavity;
electrical contacts connected to the IC chip and formed on the platform;
at least one optical device array block arranged in the platform and connected to the electrical contacts of the platform;
a plurality of optical fiber cores aligned with the optical device array block; and
an optical fiber array block fixing the plurality of optical fiber cores, wherein the optical fiber array block is bonded
to the platform and to the optical device array block and is fixed in the cavity of the base block.

US Pat. No. 9,088,956

METHOD AND SYSTEM FOR PROVIDING PHYSICAL CELL IDENTITY ASSIGNMENT IN HETEROGENEOUS NETWORKS

ELECTRONICS AND TELECOMMU...

1. A method of providing a physical cell identity (PCI) assignment by a management server for small-cell base stations (BSs)
in a heterogeneous network environment, the method comprising:
setting a location coordinate and radius for the small-cell BSs;
grouping every first preset number of small-cells together to define one femto zone;
constructing a location map for each femto zone;
grouping every second preset number of femto zones to define one femto group; and
constructing a location map for each femto group.

US Pat. No. 10,051,625

COMMUNICATION METHOD AND COMMUNICATION DEVICE IN WIRELESS LAN SYSTEM THAT SUPPORTS MULTI-BANDWIDTH

ELECTRONICS AND TELECOMMU...

1. A communication method by a communication apparatus in a wireless local area network (WLAN) system, the method comprising:determining whether a frequency domain repetition is applied to a physical frame;
when the frequency domain repetition is applied to the physical frame, generating the physical frame including a plurality of time domain fields, wherein the frequency domain repetition is applied to a first part of the plurality of time domain fields without being applied to a second part of the plurality of time domain fields, the second part being different from the first part; and
transmitting the physical frame,
wherein the frequency domain repetition includes mapping same information to a lower half of frequency subcarriers and an upper half of the frequency subcarriers, and
wherein a phase applied to information mapped to the lower half of the frequency subcarriers of the first part of the plurality of time domain fields is different from a phase applied to information mapped to the upper half of the frequency subcarriers of the first part of the plurality of time domain fields.

US Pat. No. 9,538,666

BONDING STRUCTURE OF ELECTRONIC EQUIPMENT

ELECTRONICS AND TELECOMMU...

1. A bonding structure of an electronic equipment, comprising:
first electrodes extending in a first direction and arranged in a second direction, the first electrodes being disposed on
a stretchable display panel;

second electrodes extending in the first direction and arranged in the second direction, the second electrodes being disposed
on a substrate, the second electrodes facing the first electrodes;

solder bonding parts interposed between the first electrodes and the second electrodes, the solder bonding parts facing each
other in the second direction and arranged to configure a plurality of rows in the first direction;

first under bump metallization (UBM) pads disposed between the first electrodes and the solder bonding parts;
a first insulating layer disposed on the stretchable display panel, the first insulating layer covering the first electrodes
and separating the first UBM pads;

second UBM pads disposed between the second electrodes and the solder bonding parts;
a second insulating layer disposed on the substrate, the second insulating layer covering the second electrodes and separating
the second UBM pads; and

an underfill resin layer disposed between the first insulating layer and the second insulating layer.

US Pat. No. 9,332,281

IMAGE ENCODER AND DECODER USING UNDIRECTIONAL PREDICTION

ELECTRONICS AND TELECOMMU...

1. An image decoding apparatus comprising:
an intra-prediction unit configured to:
perform intra prediction on a first block based on reference pixels around the first block;
perform intra prediction, of the same intra prediction mode as that of the first block, on a second block adjacent to a right
side of the first block based on reference pixels around the second block comprising decoded pixels of the first block on
which intra prediction is performed;

perform intra prediction, of the same intra prediction mode as that of the first block, on a third block adjacent to a bottom
of the first block based on reference pixels around the third block comprising at least one decoded pixel of the first and
second blocks on which intra prediction is performed; and

perform intra prediction, of the same intra prediction mode as that of the first block, on a fourth block adjacent to a right
bottom of the first block based on reference pixels around the fourth block comprising at least one decoded pixel of the first
to third blocks on which intra prediction is performed,

wherein the first block, the second block, the third block, and the fourth block form a prediction block predicted corresponding
to one intra prediction mode, and

wherein the first block, the second block, the third block, and the fourth block are transform blocks on which intra prediction
is performed.

US Pat. No. 9,286,123

APPARATUS AND METHOD FOR MANAGING STREAM PROCESSING TASKS

ELECTRONICS AND TELECOMMU...

1. An apparatus having a non-transitory computer readable recording medium (CRRM) containing programming instructions configured
for managing stream processing tasks, comprising:
a task management unit configured to control and manage execution of assigned tasks; and
a task execution unit configured to execute the tasks in response to a request from the task management unit, to collect a
memory load state and task execution frequency characteristics based on the execution of the tasks, to detect low-frequency
tasks based on predetermined policies for the execution frequency characteristics if it is determined that a shortage of memory
has occurred based on the memory load state, to assign rearrangement priorities to the low-frequency tasks, and to rearrange
the tasks based on the assigned rearrangement priorities, wherein the task execution unit detects the low-frequency tasks
in active tasks included in an active task pool based on their frequencies of execution or recent execution times included
in the collected task execution frequency characteristics.

US Pat. No. 9,277,555

APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING DATA IN COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A data transmission apparatus in a communication system, comprising:
a verification unit configured to verify a basic frequency band capable of being used for transmitting and receiving data
packets to and from a plurality of terminals, and a multi-bandwidth mode in the basic frequency band;

a generation unit configured to generate the data packets in the multi-bandwidth mode; and
a transmission unit configured to transmit the data packets in the multi-bandwidth mode,
wherein the multi-bandwidth mode includes a ½× bandwidth mode of the basic frequency band, a basic bandwidth mode, a 2× bandwidth
mode of the basic frequency band, a 4× bandwidth mode of the basic frequency band and an 8× bandwidth mode of the basic frequency
band,

wherein the transmission unit is configured to transmit the data packets through subcarriers of a first half band and a second
half band, using one of a cyclic repetitive transmission scheme and an in-symbol repetitive transmission scheme,

wherein the cyclic repetitive transmission scheme includes transmitting first data in a first symbol transmitted in the first
half band and subsequently transmitting the first data in a second symbol transmitted in the second half band, a first basic
bandwidth mode includes the first half band, and a second basic bandwidth mode includes the second half band, and

wherein the in-symbol repetitive transmission scheme includes transmitting second data in a third symbol transmitted in the
first half band and simultaneously transmitting the second data in a fourth symbol transmitted in the second half band, and
a third basic bandwidth mode includes the first and second half bands.

US Pat. No. 9,204,429

METHOD AND APPARATUS FOR ADJUSTING HARQ TIMING

Electronics and Telecommu...

1. A method of adjusting hybrid automatic repeat request (HARQ) timing by a base station, the method comprising:
adjusting HARQ timing of a mobile station according to a system environment;
transmitting a radio resource allocation signal including the adjusted HARQ timing information; and
receiving from the mobile station a HARQ signal transmitted according to the HARQ timing information,
wherein the radio resource allocation signal includes downlink radio resource allocation information, and the HARQ signal
includes a HARQ feedback signal with respect to a downlink HARQ data packet,

wherein the HARQ timing information includes a transmission timing offset, and the HARQ feedback signal is transmitted in
a frame having a frame index changed by the transmission timing offset from a frame index of a transmission time before being
adjusted.

US Pat. No. 9,087,277

APPARATUS AND METHOD FOR DYNAMIC MULTI-DIMENSIONAL CODES WITH TIME AND VISUAL RECOGNITION INFORMATION

ELECTRONICS AND TELECOMMU...

1. A dynamic multi-dimensional code generation apparatus, comprising:
a preprocessing unit that receives source information and visual recognition information associated with the source information;
and

a multi-dimensional code generation unit that combines the received source information and visual recognition information
over time to encode the combined information into a plurality of dynamic multi-dimensional codes, the visual recognition information
including visually recognizable image information that changes over time and is representative of the source information,

wherein the multi-dimensional code generation unit determines time information including a time period or a time interval
in accordance with a processing performance of at least one of a dynamic multi-dimensional code display apparatus and a dynamic
multi-dimensional code recognition apparatus, and combines the determined time information to the dynamic multi-dimensional
code.

US Pat. No. 9,257,579

ELECTRONIC DEVICES AND METHOD OF FABRICATING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of fabricating an electronic device, the method comprising:
forming a lower electrode having a flat portion and protrusions on a substrate;
forming an intermediate layer on the lower electrode; and
forming an upper electrode on the intermediate layer,
wherein the forming of the lower electrode comprises:
forming a conductive film by depositing a first metal on the substrate; and
depositing a second metal on the conductive film to prepare an alloy of the first metal and the second metal, and
the flat portion and the protrusions comprise the alloy of the first metal and the second metal.

US Pat. No. 9,955,500

SCHEDULING APPARATUS AND METHOD FOR MULTICAST BROADCAST SERVICE

Electronics and Telecommu...

1. A device, comprising:a memory; and
a processor operably coupled to the memory,
wherein the processor, when executing program instructions stored in the memory, is configured to:
determine whether a first multicast service is provided during a first period;
generate a first message comprising a first identifier and a first value, wherein the first identifier and the first value are related to the first multicast service;
cause the device to transmit the first message during the first period; and
if the first multicast service is provided during the first period, cause the device to transmit at least a part of the first multicast service during the first period, the first value in the first message indicating when the first multicast service ends within the first period,
wherein if the first multicast service is not provided during the first period, the first value in the first message is a predetermined value to indicate that the first multicast service is not provided during the first period.

US Pat. No. 9,671,388

APPARATUS AND METHOD FOR BLOOD ANALYSIS

ELECTRONICS AND TELECOMMU...

1. An apparatus for blood analysis comprising:
a spin coater to which a blood is supplied;
a light source part emitting light to the spin coater;
a measurement part detecting light reflected from the blood on the spin coater, and outputting a detected signal based on
the detected light; and

an analysis part determining a viscosity of the blood based on the detected signal output from the measurement part.

US Pat. No. 9,497,721

UPLINK FREQUENCY CONTROL METHOD AND APPARATUS USING THE SAME

Electronics and Telecommu...

1. An uplink frequency control method, the method performed in a terminal having a first downlink and a first uplink with
a first base station and a second downlink and a second uplink with a second base station, the method comprising:
measuring a first downlink frequency offset with respect to the first downlink;
measuring a second downlink frequency offset with respect to the second downlink; and
correcting a frequency of the second uplink by using the measured first downlink frequency offset,
wherein, the first downlink frequency offset includes a first frequency drift component and a first Doppler frequency component,
and the second downlink frequency offset includes a second frequency drift component and a second Doppler frequency component,

wherein the correcting includes:
considering the measured first downlink frequency offset as a second uplink frequency offset; and
correcting the frequency of the second uplink according to the considered second uplink frequency offset, and
wherein the terminal is moving toward the second base station and moving away from the first base station.

US Pat. No. 9,372,795

APPARATUS AND METHOD FOR MAINTAINING CACHE COHERENCY, AND MULTIPROCESSOR APPARATUS USING THE METHOD

ELECTRONICS AND TELECOMMU...

1. A method of maintaining coherency with other plurality of caches through a coherency bus connected to the other plurality
of caches, the method comprising:
determining to hold data corresponding to an address requested from a processor;
generating a coherency bus request signal on the coherency bus when the data corresponding to the requested address is not
held;

generating information associated with the requested address and a main memory read attempting signal on the coherency bus
when receiving a coherency bus occupation permission signal;

setting a cache state in accordance with a value of a signal received from the other plurality of caches; and
changing, when another cache sharing corresponding data is flushed while the held data is shared, a state of the corresponding
data as ‘exclusive’,

wherein a state of the cache memory is managed using a plurality of modes including an exclusive mode, a shared mode, an invalid
mode, and a modified mode.

US Pat. No. 9,282,342

MOTION PICTURE ENCODING APPARATUS AND METHOD THEREOF

Electronics and Telecommu...

1. A video decoding method comprising:
determining whether a current block is a first block with a size that is not a minimum size (4×4) or a second block with a
size that is a minimum size (4×4);

when the current block is the second block, obtaining, from a bitstream, information indicating whether the current block
is inverse-transformed or not, wherein the information is not signaled for the first block and is signaled for the second
block;

generating a residual image relating to the current block by performing a dequantization on residual coefficients relating
to the current block and performing selectively an inverse-transform on the dequantized residual coefficients based on the
information indicating whether the current block is inverse-transformed or not; and

constructing a decoded image using the residual image relating to the current block.

US Pat. No. 9,157,815

APPARATUS FOR SENSING PRESSURE USING OPTICAL WAVEGUIDE AND METHOD THEREOF

ELECTRONICS AND TELECOMMU...

1. An apparatus for sensing pressure using an optical waveguide sensor, the apparatus comprising:
a light source radiating light;
an optical waveguide panel totally reflecting and transmitting the radiated light in which an upper part of the optical waveguide
panel has a plurality of light transmitting regions, wherein a first portion of the radiated light is emitted to an outside
through the plurality of light transmitting regions, and a second portion of the radiated light is totally reflected and transmitted,
and wherein an amount of the second portion of the radiated light is changed in accordance with a pressure applied to at least
one of the plurality of light transmitting regions;

a detector detecting the amount of the second portion of the radiated light; and
an analyzer determining a magnitude of the pressure and a location where the pressure is applied based on the detected amount
of the second portion of the radiated light.

US Pat. No. 9,106,166

MOTOR DRIVING MODULE, OPERATING METHOD FOR THE SAME, AND BRUSHLESS DC MOTOR SYSTEM

ELECTRONICS AND TELECOMMU...

1. A motor driving module comprising:
a motor driving unit configured to output a plurality of switching signals based on a plurality of position signals and a
control signal; and

a Pulse Width Modulation (PWM) inverter configured to output 3-phase voltages based on the plurality of switching signals
outputted from the motor driving unit,

wherein the motor driving unit comprises:
a correction circuit configured to detect an error of the plurality of position signals to output a compensation signal based
on the detecting result; and

a control circuit configured to output the plurality of switching signals based on the compensation signal and the control
signal,

wherein the plurality of position signals indicate a position of a rotor in an external motor, and
wherein the compensation signal corresponds to a clock count taken during output of the plurality of position signals,
wherein the correction circuit comprises:
a clock generator configured to generate a reference clock;
an adder configured to generate an interrupt signal based on the plurality of position signals and to count a number of the
reference clock during a plurality of steps;

a register configured to store the number of the counted reference clock for a predetermined period; and
an average configured to output the compensation signal based on the number of the reference clock stored in the register
for the predetermined period.

US Pat. No. 9,412,384

BROADCAST TRANSMITTING/PLAYBACK APPARATUS AND METHOD THEREOF

Electronics and Telecommu...

1. A broadcast playback apparatus, comprising:
a multichannel audio signal determiner configured to determine whether a multichannel audio signal is an object-based audio
signal, based on audio identification information, the object-based audio signal being an independently encoded signal;

a downmixer; and
an audio decoder configured to decode the multichannel audio signal and to send the multichannel audio signal to the downmixer,
in response to the multichannel audio signal being determined to be the object-based audio signal.

US Pat. No. 9,246,231

HIGH-GAIN WIDEBAND ANTENNA APPARATUS

ELECTRONICS AND TELECOMMU...

1. A high-gain wideband antenna apparatus, comprising:
a feeding antenna configured to radiate a signal;
a cover configured to be disposed on a front surface of the feeding antenna based on a radiation direction of the signal and
including conductor patterns formed on top and bottom surfaces of a dielectric substrate constituting the cover; and

a ground surface configured to be disposed on a rear surface of the feeding antenna based on the radiation direction of the
signal,

wherein a thickness of the dielectric substrate is determined according to at least one of a bandwidth of a target frequency
band, a magnitude of a reflection coefficient and a phase of the reflection coefficient.

US Pat. No. 9,088,382

OPTICAL LINE TERMINAL OF PASSIVE OPTICAL NETWORK, AND METHOD FOR CONTROLLING UPSTREAM BAND USING THE SAME

Electronics and Telecommu...

1. An optical line terminal (OLT) of a passive optical network (PON), comprising:
a frame monitoring unit configured to monitor upstream frame data received for each transmission container (T-CONT);
an error detection unit configured to determine whether a queue report error is generated for each T-CONT according to a result
of the monitoring; and

a band allocation controller configured to allocate an upstream band for an optical network unit (ONU) that generates the
queue report error,

wherein the band allocation controller includes
a normal ONU band allocation unit that processes the band allocation for the normal ONU,
an abnormal ONU band allocation unit, and
a processor configured to control so that the abnormal ONU band allocation unit processes the band allocation for the ONU
in which the queue report error is generated, by using information received from the error detection unit.

US Pat. No. 9,355,546

METHOD AND APPARATUS FOR ANALYZING CONCENTRATION LEVEL OF DRIVER

ELECTRONICS AND TELECOMMU...

1. An apparatus for analyzing a concentration level of a driver, the apparatus comprising:
a line of sight (LOS) dispersion analyzer configured to analyze quantitative data associated with a time at which an LOS of
a driver is dispersed and a time at which the LOS of the driver is focused;

a reaction speed analyzer configured to analyze a reaction speed of a human machine interface (HMI) when a command based on
device input information, voice information, and gesture information is input; and

an LOS dispersion evaluator configured to evaluate a degree of LOS dispersion of the driver based on the quantitative data
and a reaction speed of a user interface (UI) of the HMI;

wherein the LOS dispersion analyzer is configured to quantify, based on driving information and driving conditions displayed
on a display, the time at which the LOS of the driver is focused and a reaction speed of recognition time.

US Pat. No. 9,350,500

APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING STREAMING DATA USING MULTIPLE PATHS

ELECTRONICS AND TELECOMMU...

1. A method for transmitting data using a plurality of transmission paths capable of transmitting the data, the method comprising:
obtaining sequence information of the plurality of transmission paths including a first transmission path in a Line Of Sight
(LOS) and a second transmission path using a relay apparatus, the second transmission path being different from the first
transmission path, wherein the sequence information include cyclic order information of at least one transmission path in
the plurality of transmission paths;

selecting, based on the obtained sequence information, the plurality of transmission paths one after another in a circular
manner;

framing the data; and
transmitting the framed data via the selected transmission paths corresponding to the obtained sequence information, using
a first directional antenna for the LOS when the first transmission path is selected and using a second directional antenna
for the relay apparatus when the second transmission path is selected,

wherein the selecting the plurality of transmission paths includes changing a selected transmission path iteratively between
the first transmission path and the second transmission path.

US Pat. No. 9,264,175

METHOD AND APPARATUS FOR DETECTING COLLISION IN WIRELESS MULTI-ACCESS CHANNEL

Electronics and Telecommu...

1. A method of detecting a data collision at a transmission terminal in a wireless multi-access channel, the method comprising:
generating a message including tone information by the transmission terminal;
transmitting the generated message to a reception terminal;
receiving a response message from the reception terminal, the response message comprising the tone information of the generated
message; and

determining that a collision occurs when a plurality of pieces of tone information is included in the response message,
wherein the tone information of the generated message comprises only strength without phase information.

US Pat. No. 9,236,032

APPARATUS AND METHOD FOR PROVIDING CONTENT EXPERIENCE SERVICE

ELECTRONICS AND TELECOMMU...

1. A method of providing content experience service, comprising:
collecting camera motion information, corresponding to results obtained by tracking positions and directions of an immersive
display camera device and an inspection view camera device placed in a studio space, and user motion information corresponding
to a position and direction of a user;

photographing a space including the user, and separating a real image corresponding to photographed results into a foreground
and a background using a background key table;

correcting the camera motion information and the user motion information;
generating virtual space control information and virtual space information based on the corrected camera motion information
and user motion information; and

generating a virtual multi-image based on the virtual space control information and the virtual space information, and providing
the content experience service based on the generated virtual multi-image.

US Pat. No. 9,219,437

POSITION SIGNAL COMPENSATION UNIT OF MOTOR, AND MOTOR INCLUDING THE SAME

ELECTRONICS AND TELECOMMU...

1. A motor comprising:
a motor driving unit outputting a plurality of switching signals and one of estimated three-phase voltages, in response to
a control signal and a compensated position signal;

a pulse width modulation (PWM) inverter outputting three-phase voltages and one of estimated three-phase currents corresponding
to the one estimated phase voltage, in response to the plurality of switching signals;

a motor unit operating based on the three-phase voltages and outputting a position signal according to the operation; and
a position signal compensation unit receiving the position signal from the motor unit, the estimated phase voltage from the
motor driving unit and the estimated phase current from the PWM inverter, detecting a phase difference between the estimated
phase voltage and the estimated phase current, and compensating for the position signal in response to the detected phase
difference to thereby generate the compensated position signal for the motor driving unit.

US Pat. No. 9,497,749

METHOD FOR TRANSMITTING AND RECEIVING CONTROL INFORMATION OF A MOBILE COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method for transmitting downlink control information to a terminal through a radio frame, the radio frame comprising
a plurality of subframes, each subframe comprising at least two slots, each subframe being divided in time domain into a first
area and a second area, wherein a first physical downlink control channel is located in the first area, a physical downlink
shared channel is located in the second area and the first physical downlink control channel is not located in the second
area, the method comprising:
transmitting, to the terminal, scheduling information related to a second physical downlink control channel; and
transmitting the downlink control information to the terminal through the second physical downlink control channel, wherein
the second physical downlink control channel is located in the second area,

wherein location of the downlink control information in the second area is determined at least based on a slot number of one
of the slots within the radio frame, wherein the downlink control information is located in the one of the slots.

US Pat. No. 9,432,203

METHOD AND APPARATUS FOR DYNAMICALLY CONFIGURING MULTICAST AND BROADCAST SERVICE (MBS) ZONE IN WIRELESS COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method in which a mobile terminal configures a broadcast zone to provide a broadcast service, the method comprising:
calculating quality values of signals received from a plurality of base stations by a channel information collector; and
selecting by a Multicast Broadcast Service (MBS) zone configuration unit one or more base stations that are to configure a
multicast and broadcast service (MBS) zone, from among the plurality of base stations, based on the quality values of the
received signals,

receiving information about member base stations that participate in a MBS zone, MBS program information and MBS channel information
from a MBS server and a gateway;

configuring a MBS information table including the information about the member base stations and the MBS program information
by a terminal MBS information table configuration unit,

comparing information about the member base stations belonging to a newly configured MBS zone to information about the member
base stations belonging to a previously configured MBS zone by the MBS zone configuration unit, and

transmitting, if the newly configured MBS zone includes at least one member base station that is identical to none of the
member base stations of the previously configured MBS zone, a MBS zone configuration request message to the serving base station.

US Pat. No. 9,406,726

DUAL-MODE PIXELS INCLUDING EMISSIVE AND REFLECTIVE DEVICES, AND DUAL-MODE DISPLAY USING THE PIXELS

ELECTRONICS AND TELECOMMU...

1. A dual-mode display comprising:
a substrate; and
a plurality of sub-pixels on the substrate,
wherein each sub-pixel comprises:
a color selection reflector;
an optical shutter disposed on the color selection reflector; and
an emissive device disposed on the optical shutter,
wherein the emissive device comprises a cathode and an anode, and
the cathode and the anode comprise a carbon-based material including graphene sheets, graphene flakes, and graphene platelets,
and a binary or ternary transparent conductive oxide including indium oxide, tin oxide, and zinc oxide.

US Pat. No. 9,400,402

OPTICAL WAVEGUIDE AND OPTICAL DEVICE BASED ON THE SAME

ELECTRONICS AND TELECOMMU...

1. An optical waveguide, comprising:
a core layer positioned on a substrate, and including patterns positioned in a first region and a second region, the core
layer having a lower side which faces the substrate and an upper side opposite to the lower side;

a clad layer positioned on the upper side of the core layer; and
a wavelength adjusting unit positioned in the first region between the substrate and the clad layer, and configured to adjust
a wavelength of an optical signal propagated through patterns passing through the first region based on received electric
energy,

wherein the clad layer includes a material having a Thermo-Optic Coefficient (TOC) with an opposite sign to that of a material
included in the core layer,

wherein the core layer includes a silicon material having a positive TOC, and
wherein the clad layer includes:
a first clad layer positioned on the upper side of the core layer in the first region, and including a material having a smaller
TOC than that of the silicon material included in the core layer; and

a second clad layer positioned on the upper side of the core layer in the second region and including a material having a
negative TOC.

US Pat. No. 9,179,577

FLAT HEAT PIPE AND FABRICATION METHOD THEREOF

ELECTRONICS AND TELECOMMU...

6. A method of fabricating a flat heat pipe, the method comprising:
forming, through one extrusion process, a flat body portion including a plurality of heat sink fins on an outer surface thereof;
forming at least one separation film in the body portion and forming a plurality of through-holes; and
forming at least one groove in at least one surface among a top surface and a bottom surface of each of the plurality of through-holes,
wherein each of the plurality of through-holes includes a first region in which the at least one groove is formed and a second
region in which no grooves are formed in either the top or bottom surface; and

inserting a wire bundle into the second region of each of the plurality of through-holes.

US Pat. No. 9,129,397

HUMAN TRACKING METHOD AND APPARATUS USING COLOR HISTOGRAM

ELECTRONICS AND TELECOMMU...

1. A human tracking method using a color histogram comprising:
creating color-space conversion data by performing color space conversion of input video data;
calculating a state equation for each of a plurality of particles based on the color-space conversion data, the state equation
including a state variable representing a human pose that comprises a position of a human and a rotation angle of the human;

calculating, for each particle, a human pose-adaptive observation likelihood by using target color histograms corresponding
to calculated pose information;

resampling the particles based on the observation likelihood, and estimating a state value of the human; and
updating the target color histograms.

US Pat. No. 9,356,776

KEY MANAGING SYSTEM AND METHOD FOR SENSOR NETWORK SECURITY

ELECTRONICS AND TELECOMMU...

1. A key managing system for a sensor network including first and second sensor nodes, the key managing system comprising:
a hardware transmitter configured to
transmit a portion of a secret key map of the first sensor node to the second sensor node, and
transmit another portion of the secret key map to the second sensor node using a secret key in the transmitted portion of
the secret key map, and

a hardware processor configured to execute program instructions, to thereby provide functions of an authenticator configured
to

acquire a trust level of the second sensor node that corresponds to a ratio of a total size of the secret key map of the first
sensor node and a size of the transmitted portion of the secret key map,

compare the acquired trust level of the second sensor node and a threshold value, and
authenticate the second sensor node and a message acquired from the second sensor node using a result of the comparison.

US Pat. No. 9,350,712

PACKET ANALYSIS APPARATUS AND METHOD AND VIRTUAL PRIVATE NETWORK SERVER

ELECTRONICS AND TELECOMMU...

14. A packet analysis method for analyzing packets collected by a Microsoft Point to Point Encryption (MPPE)-based Point to
Point Tunneling Protocol (PPTP) Virtual Private Network (VPN) server, comprising:
gathering and classifying, by a packet classifier, packets into encrypted VPN packets which are used between a host and the
VPN server and plaintext packets which are used between the VPN server and a target;

comparing, by a first comparative analyzer, contents of an encapsulated Internet Protocol (IP) datagram of each encrypted
VPN packet, obtained by decrypting the encrypted VPN packet, with contents of a plaintext IP datagram that is included in
each plaintext packet and that is present for a target to which the host desires to transfer the encrypted VPN packet, and

comparing, by a second comparative analyzer, lengths of the encapsulated IP datagram and the plaintext IP datagram with each
other.

US Pat. No. 9,331,218

SOLAR CELL MODULE AND METHOD OF MANUFACTURING THE SAME

ELECTRONICS AND TELECOMMU...

1. A method of manufacturing a solar cell module, comprising:
forming a bottom electrode layer on a substrate;
forming a light absorbing layer on the bottom electrode layer and the substrate, wherein the light absorbing layer generates
electricity from light energy by photoelectric effect;

forming a first trench that exposes the bottom electrode layer by patterning the light absorbing layer; and
forming a transparent electrode layer that extends from the top of the light absorbing layer to the bottom of the first trench
and comprises a first oxide layer, a metal layer on the first oxide layer, and a second oxide layer on the metal layer, wherein
the first oxide layer is disposed on an upper surface of the bottom electrode layer exposed by the first trench as well as
on two opposite side surfaces of the light absorbing layer without discontinuity.

US Pat. No. 9,252,901

METHOD AND APPARATUS FOR MANAGING SYNCHRONIZATION GROUPS IN WIRELESS COMMUNICATION SYSTEM

ELECTRONICS AND TELECOMMU...

1. A method of managing a plurality of groups, included in a wireless communication network, by a synchronization group management
apparatus of a node belonging to any of the plurality of groups, comprising:
scanning an adjacent group different from a group to which the node belongs;
determining whether the group to which the node belongs is a master group or a slave group regarding a role of the group;
and

performing a group merging process with the adjacent group to merge the group to which the node belongs and the adjacent group
into one united group if, as a result of the determination, the group to which the node belongs is determined to be a slave
group.

US Pat. No. 9,130,983

APPARATUS AND METHOD FOR DETECTING ABNORMALITY SIGN IN CONTROL SYSTEM

Electronics and Telecommu...

1. An apparatus for detecting an abnormality sign in a control system, the control system comprising control equipments, network
equipments, security equipments or server equipment & the apparatus comprising:
an information collection module configured to collect system information, network information, security event information
or transaction information in interworking with the control equipments, network equipments, security equipments or server
equipments;

a storage module that stores the information collected by the information collection module;
an abnormality detection module configured to analyze a correlation between the collected information and a prescribed security
policy to detect whether there is an abnormality sign in the control system;

the information collection module including:
a system information manager configured to collect the system information from the respective equipments in the control system
for the management thereof;

a component manager, configured to collect information on network nodes and end systems connected to a network in interworking
with the respective equipments in the control system and the other end systems which exchange authenticated data for the management
thereof;

a security event information manager configured to collect the security event information for the management thereof;
the security event information manager being further configured to manage a the security event information including a connection
attempt of unauthorized users, an alarm for an excess of maximum connections, an alarm for an excess of maximum simultaneous
connections, an alarm for an excess of minimum idle times or maximum idle times, an alarm for a buffer overflow or a buffer
underflow, an alarm for a deformed Protocol Description Unit (PDU) or a modulated PDU; and

a control facility configured to collect and manage information including, detection of the connection status or the disconnection
status of end system to a network, detection of status of network nodes that are newly added, or detection of new paths.

US Pat. No. 10,004,089

METHOD AND APPARATUS FOR CONTROLLING RANDOM ACCESS OPPORTUNITY IN MOBILE COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method for controlling a random access opportunity for a random access of a terminal to a base station, comprising:a step of inferring a random access failure rate according to a random access collision of terminals performing random access using one of a plurality of random access preambles designated in the base station and one of a plurality of physical random access channels defined by the base station;
a step of controlling a random access opportunity of the terminal that fails the random access by using the random access failure rate of each terminal; and
a step of transmitting information for the controlled random access opportunity to the terminal that fails the random access,
wherein the controlling step includes:
a step of calculating the random access transmission rate corresponding to a number of terminals performing the random access by using the one random access channel and the one random access preamble, and
a step of controlling the random access opportunity to minimize the random access failure rate based on the random access transmission rate.

US Pat. No. 9,462,272

INTRA PREDICTION METHOD AND APPARATUS

Electronics and Telecommu...

1. An intra prediction method, comprising:
deriving, using a decoder, a first prediction value for a current block in an image by performing directional prediction using
at least one of a neighboring sample adjacent to the current block or a left upper corner sample at a left upper corner of
the current block;

deriving, using the decoder, a second prediction value for the current block by using a reference sample positioned within
the current block; and

deriving, using the decoder, a final prediction value for the current block by performing a weighted sum of the first prediction
and the second prediction values.

US Pat. No. 9,413,441

APPARATUS AND METHOD FOR SPATIAL FILTERING BY ESTIMATING ANGLE OF DEVIATION FOR LINE OF SIGHT OF USER

Electronics and Telecommu...

1. An apparatus for spatial filtering, comprising:
a radio frequency (RF) processor receiving a signal including a transmission frame, transmitted from a first terminal, and
RF-processing the received signal;

a synchronization processor detecting a synchronization point in time for signal demodulation using a synchronization signal
included in the transmission frame of the signal RF-processed by the RF processor;

a received signal processor demodulating a user-defined sequence and spatial random jitter beamforming (SRJBF) sequences received
after the user-defined sequence when the synchronization processor detects the synchronization point in time;

a sequence storage storing the user-defined sequence demodulated by the received signal processor therein; and
an angle estimator estimating an angle of deviation between the apparatus and the first terminal based on a reference direction
line of the apparatus by using the user-defined sequence stored in the sequence storage and the SRJBF sequences demodulated
by the received signal processor.

US Pat. No. 9,374,595

METHOD AND DEVICE FOR GENERATING A PREDICTION BLOCK TO ENCODE AND DECODE AN IMAGE

Electronics and Telecommu...

1. A video decoding method comprising:
generating a prediction block by performing inter prediction for a current block,
determining whether to perform scaling on a motion vector of a reference block based on picture order count (POC) values of
a first reference picture of the current block and a second reference picture of the reference block used for inter prediction
for the current block, and

scaling the motion vector of the reference block by calculating a first value and a second value based on the POC values,
calculating an offset value by performing an arithmetic right shift on an absolute value of the first value by a binary digit
of 1 and calculating an inverse-proportional value of the first value using the offset value, and

calculating a scaling factor based on the inverse-proportional value and the second value, in response to scaling of the motion
vector of the reference block being performed,

wherein the first value is a POC difference between a current picture and the second reference picture,
the second value is a POC difference between the current picture and the first reference picture,
the POC indicates the order of display output, and
scale the motion vector of the reference block is scaled in response to the first reference picture not being the same as
the second reference picture when a spatial motion vector is induced.

US Pat. No. 9,348,195

METHOD OF OPERATING WAVELENGTH SWEPT SOURCE APPARATUS

ELECTRONICS AND TELECOMMU...

1. A method for operating a wavelength swept source apparatus, the method comprising:
generating single mode light;
generating a first modulation result of the generated single mode light;
generating a second modulation result of the generated single mode light, the generating of the second modulation result being
performed in parallel to the generating of the first modulation result;

generating a basic optical comb based on the first modulation result and the second modulation result, the basic optical comb
comprising a plurality of light rays having identical frequency differences with adjacent light rays;

generating a plurality of optical combs by modulating the plurality of light rays, each of the plurality of optical combs
including the same number of light rays as the plurality of light rays, each of the light rays included in the plurality of
optical combs having identical frequency differences with adjacent light rays, each of the plurality of optical combs having
a different frequency band from that of the basic optical comb, which does not overlap therewith, and the plurality of optical
combs being distributed in a wider frequency band than that in which the basic optical comb is distributed; and

sequentially emitting, from the wavelength swept source apparatus, the plurality of light rays and the light rays included
in the plurality of optical combs according to frequencies of the plurality of light rays and the light rays included in the
plurality of optical combs, over a lapse of time.

US Pat. No. 9,265,140

STRUCTURE FOR CONNECTING ELECTRICAL TRACE LINES OF PRINTED CIRCUIT BOARDS AND OPTICAL TRANSCEIVER MODULE WITH THE SAME

ELECTRONICS AND TELECOMMU...

1. An electrical connection structure, comprising: a first board body; a first signal line extending along a first direction
on the first board body; first ground lines provided spaced apart from each other at two opposite sides of the first signal
line to be on the first board body to extend along the first direction; via ground lines connected to the first ground lines
through the first board body; a ground plate provided below the first board body and connected to the via ground lines; a
second board body overlapped with the first board body; second ground lines provided on the second board body and connected
to the ground plate, the second ground lines extending along the first direction; a second signal line provided between the
second ground lines to be on the second board body to extend along the first direction, the first and second signal lines
being not overlapped with each other; and a first junction soldering connecting the second signal line with the first signal
line; wherein the first board body comprises a first margin region provided near a first edge thereof, and the ground plate
is provided completely outside of the first margin region, wherein the second board body comprises a second margin region
provided between the second ground lines, in a plan view the second margin region has an end at a second edge of the second
board body that the second ground lines are disposed on, and the second signal line is provided completely outside of the
second margin region so that the second signal line is away from and not directly on any of the entire second edge of the
second board body that the second ground lines are disposed on, wherein the first margin region overlaps with the second margin
region.

US Pat. No. 9,258,037

METHOD OF MANAGING MOBILITY USING COORDINATED MULTIPLE POINT COMMUNICATION

Electronics and Telecommu...

1. A method of managing mobility of a user equipment, the method comprising:
establishing by a first base station a communication between a controller and the user equipment;
transmitting by the first base station a Coordinated Multiple Point (CoMP) addition request to a second base station;
establishing by the first and second base stations a CoMP communication between the controller and the user equipment according
to the CoMP addition request;

transmitting by the first base station an anchor cell switch request to the second base station; and
operating the second base station as an anchor cell of the CoMP communication according to the anchor cell switch request,
wherein the first base station is configured to control a plurality of communication points, communicate with the user equipment
through two or more communication points when a coordinated communication within a base station is established, and communicate
with the user equipment through a communication point when the coordinated communication with the base station is not established,

wherein the second base station is configured to transmit a path addition request to the controller in response to the CoMP
addition request,

wherein the second base station is configured to transmit a path switch request to the controller in response to the anchor
cell switch request.

US Pat. No. 9,136,903

METHOD FOR RESIZING NETWORK CONNECTION IN THE OPTICAL TRANSPORT NETWORK SUPPORTING PROTECTION SWITCHING

ELECTRONICS AND TELECOMMU...

1. A method for resizing a network connection in an optical transport network that supports protection switching and receives
a flexible Optical channel Data Unit (ODUflex(GFP)) signal, the method comprising:
executing, at second nodes located on a working path for protection switching, both a Link Connection Resize (LCR) protocol
and a Bandwidth Resize (BWR) protocol; and

executing, at first nodes located on a protection path for protection switching, only the LCR protocol and omitting the BWR
protocol, of Hitless Adjustment of ODUflex(GFP) (HAO) procedure,

wherein a protection-path resize command indicating only the LCR protocol, and omitting the BWR protocol, to be executed is
received by the first nodes from a Network Management System (NMS) or a control plane.

US Pat. No. 9,111,342

METHOD OF TIME-EFFICIENT STEREO MATCHING

ELECTRONICS AND TELECOMMU...

1. A method of stereo matching comprising:
receiving two images including a reference image and a target image, each associated with a different viewing angle;
down-sampling the two images in a vertical direction in a ratio of 1/n without down-sampling in the horizontal direction;
generating a first disparity map for the target image using a predetermined stereo matching algorithm and the two down-sampled
images; and

generating a second disparity map for the target image by up-sampling the first disparity map in the vertical direction in
a ratio of n without applying any stereo matching algorithm,

wherein the second disparity map is a final disparity map for the target image in the sense that no more stereo matching is
applied to the second disparity map.

US Pat. No. 9,060,264

SECURE COMMUNICATION METHOD AND SYSTEM IN NETWORK ENVIRONMENT WHICH INCLUDES TRANSMITTER, RECEIVER, AND WIRETAPPER

ELECTRONICS AND TELECOMMU...

1. A secure communication method, which is performed by a second transmitter in a wireless communication environment in which
there is a wiretapper wiretapping a signal transmitted by a first transmitter to a first receiver, the method comprising:
determining an optimization influence of the second transmitter based on channel information of the second transmitter and
the first transmitter;

calculating a beamforming vector comprising first and second beamforming vectors based on channel information between the
second transmitter and the first receiver and channel information between the second transmitter and a second receiver, according
to the optimization influence; and

performing beamforming on the first receiver and the second receiver with the calculated beamforming vector,
wherein the second transmitter is configured as a secondary user's device that leases a frequency allocated to a primary user
corresponding to the first transmitter.

US Pat. No. 9,049,532

APPARATUS AND METHOD FOR SEPARATING SOUND SOURCE

Electronics and Telecommu...

1. An apparatus for separating sound sources, comprising:
a parameter determinator determining parameters associated with interchannel correlation for each sound source included in
receiving multi-channel audio signals;

a sound source value calculator using channel distribution values of the each sound source by the parameters to estimate at
least one mixture model and calculating membership probabilities for each model for the each sound source from the at least
one estimated mixture model;

a sound source separator separating the each sound source from the multi-channel audio signals based on the membership probabilities
calculated for the each model of the each sound source;

a parameter acquisition unit acquiring the parameters for predetermined sound sources;
a sound source value estimator estimating the channel distribution values of the each corresponding sound source by using
the acquired parameters; and

a sound source value reflector reflecting the estimated channel distribution values when estimating the at least one mixture
model and when calculating the membership probabilities.

US Pat. No. 9,955,489

SMALL CELL SYSTEM AND METHOD FOR ALLOCATING RESOURCE THEREOF

Electronics and Telecommu...

1. A method of allocating a resource in a small cell system, the method comprising:performing a base station selection for each user and resource allocation that maximize a signal-to-noise-plus-interference ratio (SINR) by using a signal-to-noise ratio (SNR) feedbacked from a user terminal;
broadcasting base station selection for each user and resource allocation information; and
sharing a user terminal data necessary for all small cell base stations by using the resource allocation information and performing a downlink data transmission cooperatively,
wherein performing a base station selection for each user and a resource allocation comprises allocating a first user terminal to a first resource block in a first small cell base station which has a maximum SINR value among resource blocks, and removing slots of the first resource block of a second small cell base station of a second user terminal and a third user terminal, and the first resource block of a third small cell base station, when the first to a third resource blocks exist between the first to the third user terminals, and between the first to the third small cell base stations.

US Pat. No. 9,270,360

SIGNAL TRANSMITTING/RECEIVING APPARATUS AND METHOD FOR CONTROLLING POLARIZATION

Electronics and Telecommu...

1. A signal transmitting method for controlling polarizations, comprising:
separating an input signal into a plurality of separated signals according to a number of radiating elements;
independently allocating weights for controlling vectors of variable polarizations to each of the separated signals;
generating a wirelessly transmittable type of transmitting signals using the separated signals allocated with the weights;
and

transmitting each transmitting signal corresponding to the radiating elements through the radiating elements that are perpendicular
to each other in order to generate the variable polarizations,

wherein amplitudes and phases of each the separated signals are independently controlled by the weights,
wherein each of the weights is independently determined, based on vector values of desired polarizations in the variable polarizations,
a vector sum of the variable polarizations radiated from each of the radiating elements, and each axes locating the radiating
elements.

US Pat. No. 9,198,023

METHOD AND APPARATUS FOR INITIALLY CONFIGURING WIRELESS DEVICES BY USING WIRELESS GATEWAY IN INTERNET ENVIRONMENT

ELECTRONICS AND TELECOMMU...

1. A smart device comprising:
a communication unit to receive pairing information from a wireless gateway through wireless communications; and
a controller to conduct pairing with a target device, wherein
the pairing information comprises information on the target device that emits a pairing signal to the wireless gateway,
the communication unit receives a device registration event message from the wireless gateway, transmits a user registration
request message to an administration server, and receives a user registration response message to the user registration request
message from the administration server, and

the device registration event message instructs that the target device be registered in the administration server.

US Pat. No. 9,191,272

PROTECTION SWITCHING METHOD AND APPARATUS

ELECTRONICS AND TELECOMMU...

1. A protection switching method of performing protection switching in a network in which a plurality of protection paths
are formed for a working path between a first node and a second node, the protection switching method comprising:
determining, by the first node, first preference levels, each for one of the plurality of protection paths, corresponding
to an order in which the first node preferentially selects the protection paths when performing the protection switching;
and

exchanging, by the first node, pieces of information about the first preference levels with the second node so that the first
preference levels for each protection path are identical to second preference levels, each determined for one of the plurality
of protection paths by the second node, before performing the protection switching, including modifying at least one of the
first and second preference levels by

comparing the first preference levels and the second preference levels,
generating a report message, comprising information of one of the protection paths of which the first and second preference
levels are not identical to each other, based on a result of the comparison, and

determining a new preference level for the one protection path based on the report message.

US Pat. No. 9,078,231

METHOD AND APPARATUS FOR COMPENSATING ESTIMATED LOCATION OF WIRELESS NETWORK ELEMENTS ESTIMATED FROM INFORMATION COLLECTED BY HETEROGENEOUS TERMINALS

ELECTRONICS AND TELECOMMU...

1. A positioning method implemented by a computer, the positioning method comprising:
receiving information on a received signal strength indication (RSSI) of a wireless network element and location information
of a heterogeneous terminal from the heterogeneous terminal by a wireless network element positioning server;

compensating the information on the RSSI received from the heterogeneous terminal into information on an RSSI received from
a predetermined reference terminal, using a difference value model of the RSSI of the wireless network element between heterogeneous
terminals, the difference model generated in advance; and

estimating a location of the wireless network element using the compensated information on the RSSI from the reference terminal
and the received location information.

US Pat. No. 9,444,845

NETWORK SECURITY APPARATUS AND METHOD

ELECTRONICS AND TELECOMMU...

1. A network security method comprising:
receiving, by a network security apparatus including three ports, including a security port and a communication port, network
security apparatus setting information, security policies and log generation policies through the security port from a security
monitoring network, wherein the network security apparatus is installed at a communication node to monitor security of the
communication node, and the security port is connected to the security monitoring network while the communication port is
connected to a communication node network for communication of the communication node, the security monitoring network being
physically separated from the communication node network;

checking whether the security policies comply with a security policy setting format;
if the security policies comply with the security policy setting format, monitoring whether the communication node to which
the network security apparatus has been applied communicates in compliance with the security policies;

generating a monitoring log based on the log generation policies, and checking whether the monitoring log complies with a
log setting format; and

if the monitoring log complies with the log setting format, transmitting a security log generated based on the log generation
policies through the security port to the security monitoring network, thereby performing network security,

wherein the monitoring of security of the communication node is not performed through the communication node network but through
the security monitoring network, without either using resource of the communication node or imposing additional traffic on
the communication node network.

US Pat. No. 9,407,486

METHOD AND APPARATUS FOR GENERATING SIGNAL IN WIRELESS COMMUNICATION SYSTEM

Electronics and Telecommu...

1. A method of generating a signal in a wireless communication system, the method comprising:
allocating a sequence to a plurality of subcarriers for sending the signal by a spreader; and
sending the signal based on the sequence and a phase rotation sequence by a phase rotator,
wherein allocating the sequence comprises:
allocating the sequence to a first subcarrier group that belongs to the plurality of subcarriers by the spreader; and
allocating a modified sequence of the sequence to a second subcarrier group that belongs to the plurality of subcarriers by
the spreader.

US Pat. No. 9,270,990

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

Electronics and Telecommu...

1. A method for decoding a video, the method comprising:
receiving a first constrained offset compensation indicator and a second constrained offset compensation indicator from an
encoding apparatus, wherein the first constrained offset compensation indicator indicates whether constrained offset compensation
across tile boundaries can be applied or not, and the second constrained offset compensation indicator indicates whether constrained
offset compensation across slice boundaries can be applied or not;

receiving a sample adaptive offset (SAO) compensation indicator from the encoding apparatus, wherein the SAO compensation
indicator indicates whether to perform SAO compensation;

receiving a SAO parameter from the encoding apparatus when the SAO compensation indicator indicates performing SAO compensation;
and

performing SAO compensation, using the SAO compensation indicator and the SAO parameter, on a sample across tile when the
first constrained offset compensation indicator indicates that constrained offset compensation across tile boundaries are
not applied and across slice when the second constrained offset compensation indicator indicates that constrained offset compensation
across slice boundaries are not applied,

wherein the performing SAO compensation comprises determining an offset category for the SAO compensation based on the first
constrained offset compensation indicator, the second constrained offset compensation indicator, and encoding parameters of
a target block of the SAO compensation, and at least one of neighboring blocks of the target block upon an edge offset being
applied to an offset compensation target sample within the target block.

US Pat. No. 9,253,792

METHOD AND APPARATUS OF FRAME SCHEDULING IN WIRELESS LOCAL AREA NETWORK SYSTEM

ELECTRONICS AND TELECOMMU...

1. A frame scheduling method performed by a wireless local area network (WLAN) terminal that transmits a frame in a WLAN system,
the method comprising:
enqueuing a transmission target frame to a first stage queue corresponding to the transmission target frame among a plurality
of first stage queues, the first stage queues being generated by media access control (MAC) addresses and traffic identifiers
(TIDs) of reception stations;

dequeuing, by a first stage scheduler, a first frame from a first queue selected from among the plurality of first stage queues
and transmitting the first frame to one of a plurality of second stage queues, the plurality of second stage queues being
generated by access categories (ACs); and

transmitting, by a second stage scheduler, a second frame from a second queue selected from among the plurality of second
stage queues to a wireless medium,

wherein the first stage scheduler selects, as the first queue, a queue having a good channel state among first stage queues
in which a number of frames stored therein exceed an aggregation size, the aggregation size representing a number of frames
to be transmitted in the form of an A-MSDU (Aggregated MAC Service Data Unit) to a same reception station.

US Pat. No. 9,173,281

METHODS OF FABRICATING ELECTRODE SENSOR

Electronics and Telecommu...

1. A method of fabricating an electrode sensor, comprising:
providing a substrate with a first electrode;
forming a resist layer on the substrate to cover the first electrode;
patterning the resist layer to expose a portion of the first electrode;
forming an insulating layer on the substrate;
removing the insulating layer on the resist layer and the resist layer to form a well in the insulating layer; and
forming a second electrode in the well to be electrically connected to the first electrode.

US Pat. No. 9,154,195

METHOD AND APPARATUS FOR FORMING BEAM THROUGH ONE-WAY COOPERATIVE CHANNEL

ELECTRONICS AND TELECOMMU...

1. A method of a base station forming a beam, the method comprising:
calculating a first precoding vector for a first terminal of a plurality of terminals and a second precoding vector for a
second terminal among the plurality of terminals based on channel information received from the plurality of terminals;

performing linear combination on the first precoding vector and the second precoding vector to generate a third precoding
vector;

normalizing the third precoding vector;
multiplying the normalized third precoding vector by a signal to be transmitted to the first terminal to form beams; and
transmitting information on the third precoding vector to a base station neighboring the base station through a one-way cooperative
channel.

US Pat. No. 9,110,347

METHOD OF FABRICATING DISPLAY APPARATUS AND DISPLAY APPARATUS FABRICATED THEREBY

ELECTRONICS AND TELECOMMU...

1. A method of fabricating a display apparatus, the method comprising:
forming a lower electrode on a lower substrate;
forming a partition structure and an ink-injection tube connected to one end of the partition structure on the lower electrode,
the partition structure including first partitions constituting rows parallel to a first direction, second partitions constituting
columns parallel to a second direction, and cell regions defined by the first and second partitions, each of the first partitions
including an opening, and the columns of the second partitions crossing the rows of the first partitions;

covering the partition structure with an upper electrode; and
injecting an electronic ink through the ink-injection tube to fill the cell regions of the partition structure.

US Pat. No. 9,467,320

METHOD AND SYSTEM FOR PERFORMING INITIAL RANGING IN COGNITIVE RADIO NETWORK

Electronics and Telecommu...

1. A method for performing initial ranging in a cognitive radio network, comprising:
detecting signals received in one or more ranging sections;
estimating a first time offset based on a correlation between subcarrier indices of the signals detected in the one or more
ranging sections;

estimating a second time offset based on correlations for the signals detected in the one or more ranging sections and a plurality
of codes that are predetermined and detecting an initial ranging code among the plurality of codes; and

estimating a time offset of a customer-premises equipment (CPE) and informing the CPE of the time offset, the CPE performing
initial ranging with the detected initial ranging code using the first time offset and the second time offset that are estimated
and reflecting the time offset.

US Pat. No. 9,408,014

DATA TRANSMISSION METHOD FOR MACHINE TYPE COMMUNICATION (MTC) AND MTC APPARATUS

Electronics and Telecommu...

1. A data transmission method for Machine Type Communication (MTC), which is performed by a communication apparatus supporting
MTC, comprising:
dividing each of a plurality of subframes configured with time resources and frequency resources into a first control region
for transmitting control information of a first communication and a first data region for transmitting data of the first communication
according to a time axis; and

allocating a second control region of a second communication and a second data region of the second communication in the first
data region of each subframe according to a predetermined hopping period and a predetermined hopping frequency interval,

wherein the second control region is allocated for transmitting control information of MTC and the second data region is allocated
for transmitting data of MTC.