Patent application number | Description | Published |
20110002039 | POLARIZATION CONVERTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present disclosure relates to a polarization converting device and a method for manufacturing the same, wherein the polarization converting device includes a polarization separation unit aligned with a plurality of unit blocks including an optical separator transmitting a first polarization between an upper surface and a lower surface and reflecting a second polarization, and a phase retarder aligned in correspondence to an upper surface of each unit block of the polarization separation unit where a first region and a second region are alternately formed, wherein any one of the first and second regions of the phase retarder converts the polarized light while the other region emits the polarized light as it is. | 01-06-2011 |
20110194076 | Projector - Disclosed is a projector, the projector including a light source, an illumination unit illuminating light incident from the light source, and a display device enabling to realize an image by receiving the light irradiated from the illumination unit, and whose center is positioned at an axis different from an optical axis of the illumination unit. | 08-11-2011 |
20110242491 | PROJECTOR OPTICAL SYSTEM - Disclosed is a projector optical system, the system including an illumination unit including illumination lenses illuminating light downwards, a display device receiving light illuminated from the illumination lenses to enable to realize an image, projection lenses downwardly projecting light emitted from the display device to a screen, and a field lens changing an optical angle of the light illuminated from the illumination lenses and emitting the light to the display device, and changing an optical angle by receiving an image light of the display device and emitting the light to the projection lenses. | 10-06-2011 |
20110242656 | Polarization Conversion Apparatus - Disclosed is a polarization conversion apparatus, the apparatus including a first optical device capable of angle-converting incident unpolarized light to allow a polarization direction to be emitted in mutually different first and second linear polarizations, an FEL (Fly Eye Lens) including first and second MLAs (Micro Lens Arrays) arrayed with first and second micro lenses, where first and second linear polarizations of the first optical device incident on the first micro lenses are divided and condensed on an upper side and a bottom side of the second micro lenses of the second MLA, and a second optical device converting the first and second linear polarizations condensed on the upper side or the bottom side of the second MLA at the FEL to any one polarization of the first and second linear polarizations and emitting the polarization. | 10-06-2011 |
20110249239 | PROJECTION SYSTEM - A projection system is disclosed, the projection system including: an illumination unit; a PBS (Polarizing Beam Splitter) reflecting the light from the illumination unit, transmitting an image light, having a width larger than that of entrance pupil through which the image light is incident, and having a structure in which a width of an area facing projection lenses is larger than that of an area perpendicular to an area facing the projection lenses; a display device receiving the light reflected from the PBS and outputting the light as an image light; and a projection unit mounted with the projection lenses for projecting the image light outputted from the display device to a screen. | 10-13-2011 |
20120154766 | PROJECTION SYSTEM - A projection system is characterized by: a first light source unit and a second light source unit selectively driven in response to operation mode; a light transmitting unit transmitting light emitted from the first light source unit or the second light source unit in the form of surface light; an image generator generating an image in response to an image signal using the light transmitted from the light transmitting unit; and a projection lens system projecting the image by enlarging the image generated by the image generator and projecting the enlarged image. | 06-21-2012 |
20150015849 | PROJECTOR - Disclosed is a projector, the projector including a light source, an illumination unit illuminating light incident from the light source, and a display device enabling to realize an image by receiving the light irradiated from the illumination unit, and whose center is positioned at an axis different from an optical axis of the illumination unit. | 01-15-2015 |
20150094119 | MOBILE TERMINAL AND OPERATING METHOD THEREOF - A mobile terminal and an operating method thereof are provided. The mobile terminal includes a terminal body; and a terminal case coupled to the terminal body to cover at least a front surface of the terminal body, the terminal body comprising: a display unit disposed at the front surface thereof, to display an image; a sensing unit sensing whether the front surface of the display unit is covered by the terminal case; and a controller controlling an operation of the display unit, and the terminal case comprising: a terminal coupling part to which the terminal body is coupled; a front cover part rotatably coupled to the terminal coupling part to cover the front surface of the terminal body and including a window for allowing a light emitted from the display unit to be transmitted; and a pattern part provided at a portion of the front cover part corresponding to a region other than the window, wherein the display unit is defined by an exposed region corresponding to the window and a hidden region corresponding to the region other than the window, wherein when a signal to turn on the display unit is input in a state where the front cover part covers the front surface of the display unit, the controller is configured to display a user interface at least in the hidden region, to enable a user input through a manipulation of the pattern part. | 04-02-2015 |
Patent application number | Description | Published |
20090260685 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell and a method of manufacturing the same are provided. The solar cell includes a semiconductor unit, an electrode, and a passivation layer between the semiconductor unit and the electrode. The passivation layer includes a first layer containing silicon oxide (SiO | 10-22-2009 |
20110051411 | BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit and display device are discussed. According to an embodiment, a light generating device includes an array of light source devices disposed on a substrate and including first and second light source devices forming a first line, the first and second light source devices spaced apart from each other with a first distance and configured to emit light in a first direction; another array of light source devices disposed on the substrate and including third and fourth light source devices forming a second line, the third and fourth light source devices spaced apart from each other with a third distance and configured to emit light in a second direction which is different from the first direction, the second line being spaced apart from the first line so that the first light source device is spaced apart from the third light source device with a second distance therebetween. | 03-03-2011 |
20110228193 | BACKLIGHT UNIT AND DISPLAY DEVICE - A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, each at least one of the light source devices including a light emitting unit diode for generating the light; a second layer covering the light source devices; and first and second light shielding layers disposed on the second layer and configure to selectively control transmit a propagation of the light emitted from the light source devices, the first and second light shielding layers being composed of a same material or different materials, the first and second light shielding layers being disposed to correspond with the light source devices. | 09-22-2011 |
20110261290 | DISPLAY APPARATUS - Provided is a display apparatus, which includes a display panel and a backlight unit. The backlight unit is disposed behind the display panel to provide light. The backlight unit includes a first layer, a light source, and a second layer. The light source is disposed on the first layer. The second layer includes a receiving part surrounding the light source, and is disposed on an upper side of the first layer to transmit and diffuse light emitted from the source. A space is disposed between the receiving part and the light source. | 10-27-2011 |
20120055538 | SOLAR CELL MODULE - A solar cell module is discussed. The solar cell module includes a plurality of solar cells each including a substrate and an anti-reflection layer positioned on the substrate, a protective member surrounding the plurality of solar cells, and a transparent member positioned on the protective member. The protective member is formed of a silicon resin. The anti-reflection layer includes a first anti-reflection layer positioned on the substrate and a second anti-reflection layer positioned on the first anti-reflection layer. The first anti-reflection layer and the second anti-reflection layer are formed of different materials. | 03-08-2012 |
20120162966 | DISPLAY APPARATUS - Provided is a display apparatus. The display apparatus includes a display panel and a backlight unit disposed at a rear side of the display panel to provide light. The backlight unit includes a first layer, a light source disposed on the first layer, a light guide layer having a hollow for receiving the light source, the light guide layer being disposed above the first layer to transmit and diffuse light emitted from the light source, and a reflection member disposed in the hollow to reflect at least one portion of the light emitted from the light source to the display panel toward the inside of the light guide layer. | 06-28-2012 |
20120250350 | DISPLAY APPARATUS - Provided is a display apparatus. The display apparatus includes a display panel and a backlight unit including a light source disposed at a rear side of the display panel to provide light. The light source includes a sub mount substrate, a light emitting chip mounted on a top surface of the sub mount substrate, a resin layer disposed on the top surface of the sub mount substrate to surround the light emitting chip, and a transmittance adjustment layer disposed on a top surface of the resin layer to adjust a transmitting rate of light emitted from the light emitting chip. | 10-04-2012 |
20130113706 | MOBILE TERMINAL - A mobile terminal including a case; a touch key mounted in a predetermined portion of the case and configured to generate touch type input data; a light source arranged on a back side of the touch key and configured to emit light; and a light diffusion unit configured to diffuse the light emitted from the light source and provide a backlight to the touch key. Further, the light diffusion unit includes a light guide part configured to guide the light emitted by the light source; an air gap arranged on the light guide part and configured to diffuse the light provided from the light guide part; and a diffuser arranged on the air gap and configured to diffuse the light provided from the air gap towards the touch key. | 05-09-2013 |
20130182413 | BACKLIGHT UNIT AND DISPLAY DEVICE - A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a base layer; light source devices disposed on the base layer and configured to emit light, the light source devices being spaced apart from each other, at least one of the light source devices including a light emitting diode for generating the light; and a light shielding layer covering the light source devices and configured to control an amount of the light being transmitted through the light shielding layer, wherein the light shielding layer includes slits disposed spaced apart from each other. | 07-18-2013 |
20130242226 | DISPLAY MODULE AND MOBILE TERMINAL HAVING THE SAME - Display module and mobile terminal having the same are provided. The display module includes a liquid crystal display panel configured to output a color per pixel, a backlight unit configured to uniformly project light to a rear side of liquid crystal display panel, a backlight unit having a light guide plate and a light source, a mold located at a perimeter of the liquid crystal display panel and a perimeter of the backlight unit, and a light cutoff part configured to cut off path of light incident on a front of the liquid crystal display panel from a side of the liquid crystal display panel. Accordingly, light leakage caused by light incident on lateral side of liquid crystal display panel by being reflected by mold or light reflected by lateral side of liquid crystal display panel is minimized to output more clear and vivid images. | 09-19-2013 |
20140083498 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell is discussed. The solar cell includes a semiconductor substrate, a p-type conductive region formed at the semiconductor substrate and including a p-type impurity, and a passivation film formed on the p-type conductive region and including aluminum oxide. The passivation film has a thickness of 7 to 17 Å. | 03-27-2014 |
20150049706 | Method for Reporting Downlink Channel State and Apparatus Therefor - Provided is a method for reporting, by a user equipment, channel state to an eNodeB in a wireless communication system, the method comprising: receiving a request for an aperiodic channel state report and information on a configuration of a mode of the aperiodic channel state report; and transmitting the aperiodic channel state report through an uplink data channel according to the request and the configuration, wherein, if a bandwidth allocated for uplink is less than a predetermined bandwidth, only the aperiodic channel state report is transmitted through the uplink data channel, and wherein the predetermined bandwidth is set per mode of the aperiodic channel state report. | 02-19-2015 |
20150181464 | METHOD AND APPARATUS FOR RECEIVING OR TRANSMITTING INTERFERENCE INFORMATION - A method for receiving information for interference cancellation of a user equipment (UE) includes detecting downlink control information including interference control information for a specific resource block (RB) scheduled for the UE by using an index of the specific RB, wherein the interference control information for the specific RB includes control information related to interference signal in the specific RB and indicates that the interference control information for the specific RB is the same as interference control information for one or more RBs having a series of indices subsequent to the index of the specific RB, and performing cancellation of interference signal corresponding to the interference control information in the specific RB and the one or more RBs using the interference control information for the specific RB. | 06-25-2015 |
20150256280 | METHOD FOR REPORTING CHANNEL STATE INFORMATION HAVING REFLECTED INTERFERENCE CANCELLATION CAPABILITY THEREIN, AND APPARATUS THEREFOR - A method for reporting channel state information (CSI) having reflected interference cancellation capability therein in a wireless communication system is performed by a terminal and includes receiving interference configuration information indicating a first group of cells corresponding to targets for which interference cancellation capability is reflected, and scheduling information of a serving cell, from the serving cell, receiving a specific sequence transmitted from a second group of cells, determining whether to reflect the interference cancellation capability for the first group of cells and the second group of cells, using the interference configuration information, the scheduling information or the specific sequence, and transmitting CSI having reflected the interference cancellation capability therein, wherein the second group of cells correspond to candidate cells capable of reflecting the interference cancellation capability other than the indicated cells. | 09-10-2015 |
20150288505 | METHOD FOR REPORTING CHANNEL STATE INFORMATION HAVING INTERFERENCE CANCELLATION CAPABILITY REFLECTED THEREIN, AND APPARATUS THEREFOR - A method for reporting channel state information (CSI) having interference cancellation capability reflected therein, and an apparatus therefor are disclosed. A method for reporting channel state information (CSI) to which interference cancellation capability is reflected in a wireless communication system is performed by a terminal and includes receiving one or more CSI process configurations including one or more CSI resource sets from a serving cell, wherein the CSI resource set is associated with a specific interference cell, detecting a dominant interference signal from a received signal and selecting a CSI resource set corresponding to the dominant interference signal, calculating CSI to which interference cancellation capability is reflected, using the selected CSI resource set or interference hypothesis (IH) information corresponding to the selected CSI resource set, and reporting the calculated CSI to the serving cell through a CSI process corresponding to the selected CSI resource set or the IH information. | 10-08-2015 |
20150293405 | DISPLAY DEVICE - A display device comprises a display panel and a backlight unit. The backlight unit comprises: a bottom cover; a light source module mounted on the bottom cover and including: light sources arranged at uniform intervals; and a circuit board on which the light sources are mounted; a reflective layer placed above the light source module to reflect the light emitted from the light sources towards the display panel; a screening layer disposed over the reflective layer at a distance therefrom and having patterned holes to allow only a portion of the light reflected from the reflective layer to be transmitted; and a spacer disposed between the reflective layer and the screening layer to form a light guide layer defined by a vacant space between the reflective layer and the screening layer and to maintain the uniform height of the light guide layer. | 10-15-2015 |
20150296540 | METHOD OF PERFORMING INTERFERENCE CANCELLATION AND APPARATUS THEREFOR - A method of cancelling interference of a terminal is disclosed. The method includes receiving interference parameter configuration information including a transmission timing of interference parameter information indicating a restricted set of a plurality of interference parameters to be used by one or more interference base stations associated with the terminal and interference parameter release information including a transmission timing of an indicator indicating release of the interference parameter information, receiving the interference parameter information according to the interference parameter configuration information, performing interference cancellation using the received interference parameter information, attempting detection of the indicator according to the interference parameter release information, and performing the interference cancellation without the received interference parameter information or suspending the interference cancellation when the indicator is detected. | 10-15-2015 |
20150323728 | APPARATUS OF LIGHT SOURCE FOR DISPLAY AND APPARATUS OF DISPLAY USING THE SAME - An apparatus of light source for display for display according to an exemplary embodiment of the present disclosure may include a light source module configured to generate and emit a light, a light transmission member configured to decrease a luminous flux per unit area and emit the light, by receiving the light from the light source module, a first wavelength conversion part arranged on a light path from the light source module to an emitting surface of the light transmission member to convert a portion of the received light to a light of a predetermined wavelength and emit the light, and a second wavelength conversion part discretely arranged from the first wavelength conversion part on the light path to convert a portion of the received light to a light of a wavelength different from the wavelength of the first wavelength conversion part and emit the light. | 11-12-2015 |
20150334698 | ALLOCATION OF RESOURCES FOR DEVICE-TO-DEVICE (D2D) COMMUNICATION AND METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNAL ON THE BASIS OF THE RESOURCE ALLOCATION - Allocation of resources for Device-to-Device (D2D) communication and a method and apparatus for transmitting and receiving a signal on the basis of the resource allocation are disclosed. A method for performing D2D (Device to Device) communication in a wireless communication system by a terminal includes: obtaining information related to an SA (Scheduling Assignment) resource region comprised of at least two sub scheduling assignment (SA) resource regions for the D2D communication; determining information regarding a terminal group to be operated in a reception mode in each sub SA resource region according to the information related to an SA resource region; determining a terminal group scheduled to include the terminal therein; and receiving a scheduling assignment (SA) for the D2D communication in the sub SA resource region in which the determined terminal group is scheduled to operate in the reception mode. The information related to an SA resource region includes the number (M) of sub SA resource regions included in the SA resource region and the number (N | 11-19-2015 |
20150341101 | METHOD AND APPARATUS FOR CHANNEL ESTIMATION IN WIRELESS COMMUNICATION SYSTEM - A method for estimating a channel transmitted through a 2-dimensional (2D) array antenna by a user equipment (UE) in a wireless communication system comprising calculating channel estimation values for each of horizontal and vertical direction antenna arrays of the 2D array antenna in a channel state information-reference signal (CSI-RS) resource using a discrete Fourier transform (DFT) based channel estimation scheme, wherein the channel estimation values are expressed as one or more non-zero channel taps due to multipath fading; deriving channel vectors for each of the horizontal direction antenna arrays and channel vectors for each of the vertical direction antenna arrays using L significant power sums of filtered channel taps; and calculating channel vectors of the 2D array antenna by operating Kronecker product of the channel vectors for each of the horizontal direction antenna arrays and the channel vectors for each of the vertical direction antenna arrays. | 11-26-2015 |
20150372796 | METHOD FOR OPERATION OF CANCELLING OR MITIGATING INTERFERENCE AND APPARATUS THEREFOR - The present invention relates to a wireless communication system and, more specifically, to a method for an operation of cancelling or mitigating interference, and an apparatus therefor. A method of cancelling or mitigating interference in a wireless communication system performed by a terminal includes receiving, from a serving cell, restricted configuration information of an enhanced physical downlink control channel (EPDCCH) which a dominant interference cell transmits, detecting the EPDCCH using the restricted configuration information of the EPDCCH, and performing an operation of cancelling or mitigating interference for the dominant interference cell using the detected EPDCCH, wherein the restricted configuration information of the EPDCCH includes a restricted set of parameters related to the EPDCCH configurable by the dominant interference cell. | 12-24-2015 |
20150381109 | SOLAR CELL MODULE - A solar cell module includes an upper substrate, a lower substrate opposite the upper substrate, a solar cell panel positioned between the upper substrate and the lower substrate, the solar cell panel including a plurality of solar cells which are arranged in a matrix form and are connected to one another through a wiring member to form strings, a passivation layer configured to package the solar cell panel, a frame configured to surround an outer perimeter of the solar cell panel, a connection terminal configured to connect two adjacent strings in the solar cell panel, and a cover member configured to cover the connection terminal. | 12-31-2015 |
20150381253 | METHOD AND APPARATUS FOR TRANSMITTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system. According to one embodiment of the present invention, a method for transmitting, by a terminal, channel state information (CSI) in a wireless communication system comprises the steps of: subsampling a code book for four antenna ports; and feeding back the CSI on the basis of the subsampled code book, wherein the CSI includes a rank indicator (RI) reported together with a precoding type indicator (PTI), and if the RI is greater than 2, the PTI is set to one. | 12-31-2015 |
20160029161 | METHOD AND APPARATUS FOR POSITION ESTIMATION IN WIRELESS COMMUNICATION - A method for receiving a reference signal for positioning in a wireless communication system by a user equipment (UE) is disclosed. The method includes receiving a plurality of reference signal sequences for positioning to which different frequency shift values are applied, calculating a correlation between the plurality of reference signal sequences for positioning and transmitted reference signal sequences for positioning corresponding to the plurality of reference signal sequences in a time domain, and determining a time domain index having a highest value from the correlation as a reference time point for positioning, wherein the frequency shift value is determined according to the sum of multiplication of an index of each reference signal sequence and a frequency shift interval, and frequency offset. | 01-28-2016 |
20160036571 | NIB COMP TRANSMISSION METHOD AND DEVICE IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and device for performing or supporting NIB coordinated multi-point (CoMP) transmission in a wireless communication system. The method for performing NIB CoMP transmission in the wireless communication system according to an embodiment of the present invention may include: receiving signaling comprising at least one CoMP hypothesis set and at least one benefit metric information bit from a first network node, at a second network node; performing CoMP transmission based on the at least one CoMP hypothesis set, at the second network node. The at least one CoMP hypothesis set and the at least one benefit metric information bit are defined in information element format included in the signaling, and information indicated by the at least one benefit metric information comprises specific information, for which the at least one benefit metric information configured as special value. | 02-04-2016 |
20160072567 | METHOD AND APPARATUS FOR TRANSMITTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system. According to one embodiment of the present invention, a method for transmitting, by a terminal, channel state information (CSI) in a wireless communication system comprises the steps of: subsampling a code book for four antenna ports, including sixteen precoding matrixes; and feeding back the CSI on the basis of the subsampled code book, wherein the CSI includes at least one of a rank indicator (RI), a precoding matrix indicator (PMI) and a channel quality indicator (CQI), and if the RI is 3, the subsampled code book can be determined so as to minimize a chordal distance between subsampled code words. | 03-10-2016 |
20160080064 | METHOD AND APPARATUS FOR TRANSMITTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system. A method for a terminal for transmitting channel state information (CSI) in a wireless communication system according to an embodiment of the present invention comprises the steps of: subsampling a first codebook associated with a first precoding matrix indicator (PMI) and a second codebook associated with a second PMI according to a reporting mode for a four-antenna port; and reporting the channel state information on the basis of the subsampled first codebook and second codebook, wherein a second codebook index for the second PMI may have any one index from a first index group if the first codebook index for the first PMI is an odd number, and if same is an even number, may have any one index from a second index group. | 03-17-2016 |