Patent application number | Description | Published |
20110316002 | CMOS IMAGE SENSOR - A complementary metal-oxide-semiconductor (CMOS) image sensor, including a wiring layer, a photodiode stacked with the wiring layer, a micro-lens stacked on the photodiode, an anti-reflection layer stacked on the photodiode. An anti-absorption layer may be provided between the photodiode and the anti-reflection layer. The photodiode may include a first portion and a second portion. Light may be focused on the first portion by the micro-lens and the second portion may at least partially surround the first portion. A material of the first portion may have a refractive index higher than a refractive index of a material of the second portion. The anti-absorption layer may include a compound semiconductor having an energy band gap greater than an energy band gap of a semiconductor included in the photodiode. | 12-29-2011 |
20120009720 | BACKSIDE ILLUMINATED IMAGE SENSOR AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a backside illuminated image sensor, including forming a first isolation layer in a first semiconductor layer, such that the first isolation layer defines pixels of a pixel array in the first semiconductor layer, forming a second semiconductor layer on a first surface of the first semiconductor layer, forming a second isolation layer in the second semiconductor layer, such that the second isolation layer defines active device regions in the second semiconductor layer, forming photo detectors and circuit devices by implanting impurities into a first surface of the second semiconductor layer, the first surface of the second semiconductor layer facing away from the first semiconductor layer, forming a wiring layer on the first surface of the second semiconductor layer, and forming a light filter layer on a second surface of the first semiconductor layer. | 01-12-2012 |
20120098078 | BACKSIDE ILLUMINATED ACTIVE PIXEL SENSOR ARRAY, METHOD OF MANUFACTURING THE SAME, AND BACKSIDE ILLUMINATED IMAGE SENSOR INCLUDING THE SAME - A backside-illuminated active pixel sensor array in which crosstalk between adjacent pixels is prevented, a method of manufacturing the backside-illuminated active pixel sensor array, and a backside-illuminated image sensor including the backside-illuminated active pixel sensor array are provided. The backside-illuminated active pixel sensor array includes a semiconductor substrate of a first conductive type that comprises a front surface and a rear surface, light-receiving devices for generating charges in response to light incident via the rear surface, and one or more pixel isolating layers for forming boundaries between pixels by being disposed between the adjacent light-receiving devices, a wiring layer disposed on the front surface of the semiconductor substrate, and a light filter layer disposed on the rear surface of the semiconductor substrate, wherein a thickness of the one or more pixel isolating layers decreases from a point in the semiconductor substrate toward the rear surface. | 04-26-2012 |
20130062500 | IMAGE SENSOR APPARATUS USING SHADED PHOTODETECTOR FOR TIME OF FLIGHT DETERMINATION - A unit pixel for an image sensor includes an accumulation circuit configured to generate an accumulated dark current by accumulating a charge corresponding to a dark current during a time of flight (TOF), the accumulation circuit being optically shaded to generate the dark current, an output voltage generation circuit configured to generate and output an output voltage corresponding to the TOF based on a charge corresponding to the accumulated dark current, a control circuit configured to control an operation of the output voltage generation circuit based on a light signal that is input to the unit pixel after being reflected by an object, the light signal being emitted by a light source, and an initialization circuit configured to initialize the accumulation circuit at a predetermined cycle. | 03-14-2013 |
20130099341 | IMAGE SENSOR FOR STABILIZING A BLACK LEVEL - An image sensor includes first pixels, second pixels and a deep trench. The first pixels are formed in an active region of a semiconductor substrate, and configured to measure photo-charges corresponding to incident light. The second pixels are formed in an optical-black region of the semiconductor substrate, and are configured to measure black levels. The deep trench is formed vertically in a boundary region of the optical-black region, where the boundary region is adjacent to the active region, and configured to block leakage light and diffusion carriers from the active region. | 04-25-2013 |
20130188078 | IMAGE SENSOR, OPERATING METHOD THEREOF, AND PORTABLE DEVICE HAVING THE SAME - An image sensor includes a photo detector for accumulating charges in response to an incident light, a storage unit for storing the charges, a first transmission gate for transmitting the charges from the photo detector to the storage unit, a second transmission gate for transmitting the charges from the storage unit to the floating diffusion node, a reset gate for resetting the floating diffusion node in response a reset gate signal, and a coupling circuit connected between the reset gate and the storage unit. | 07-25-2013 |
20130188085 | IMAGE SENSORS HAVING REDUCED DARK CURRENT AND IMAGING DEVICES HAVING THE SAME - An image sensor includes a photo detector for accumulating charges in response to an incident light, a floating diffusion node, a first reset unit connected between a supply voltage node and the floating diffusion node, a transmission unit for transmitting accumulated charges from the photo detector to the floating diffusion node, a source follower output unit for converting charges stored in the floating diffusion node into an output voltage, a first selection unit for outputting the output voltage selectively, and a second selection unit connected between the floating diffusion node and the source follower output unit. Dark current may be reduced or prevented from flowing from the source follower output unit into the floating diffusion node. | 07-25-2013 |
20130299934 | PIXEL, PIXEL ARRAY, AND IMAGE SENSOR - A pixel and pixel array for use in an image sensor are provided. The image sensor includes floating sensing nodes symmetrically arranged with respect to a photodiode in each pixel. | 11-14-2013 |
20130344639 | BACKSIDE ILLUMINATED ACTIVE PIXEL SENSOR ARRAY, METHOD OF MANUFACTURING THE SAME, AND BACKSIDE ILLUMINATED IMAGE SENSOR INCLUDING THE SAME - A backside-illuminated active pixel sensor array in which crosstalk between adjacent pixels is prevented, a method of manufacturing the backside-illuminated active pixel sensor array, and a backside-illuminated image sensor including the backside-illuminated active pixel sensor array are provided. The backside-illuminated active pixel sensor array includes a semiconductor substrate of a first conductive type that comprises a front surface and a rear surface, light-receiving devices for generating charges in response to light incident via the rear surface, and one or more pixel isolating layers for forming boundaries between pixels by being disposed between the adjacent light-receiving devices, a wiring layer disposed on the front surface of the semiconductor substrate, and a light filter layer disposed on the rear surface of the semiconductor substrate, wherein a thickness of the one or more pixel isolating layers decreases from a point in the semiconductor substrate toward the rear surface. | 12-26-2013 |
20140313416 | IMAGE SENSOR AND COMPUTING SYSTEM HAVING THE SAME - An image sensor includes a light-electron conversion unit, a signal generation unit, and a selection unit. The light-electron conversion unit generates photo-charges from incident light. The signal generation unit accumulates photo-charges from the converter in a storage node during a detection period, and then generates a first analog signal and a second analog signal during an output period. The analog signals are generated based on an amount of photo-charges accumulated in the storage node. The selection unit generates an image signal based on one of the first analog signal and the second analog signal. | 10-23-2014 |
20140327051 | IMAGE SENSOR AND METHOD OF MANUFACTURING THE SAME - An image sensor and a method of manufacturing the image sensor are provided. The image sensor may include a photo detecting device and a charge storage device. The image sensor may further include a trench and a shield which blocks light from being absorbed by the charge storage device. The charge storage device may temporarily store accumulated charges by the photo detecting device. | 11-06-2014 |
20150195467 | IMAGE SENSORS AND IMAGE CAPTURING APPARATUS INCLUDING THE SAME - Provided are an image sensor and an image capturing apparatus including the image sensor. The image sensor includes a pixel array including: multiple sensing pixels outputting image signals respectively corresponding to intensities of incident light; and at least one pair of focusing pixels that are adjacent each other, and each outputting a phase difference of the incident light as a focusing signal; wherein each focusing pixel includes: a semiconductor layer including a photodetecting device accumulating electric charges generated according to absorbed light from among the incident light; a wiring layer formed on a first surface of the semiconductor layer and including wirings; a planarization layer having a first surface on a second surface of the semiconductor layer; a shielding layer formed in the planarization layer to block some of the incident light to be incident to the photodetecting device; and a color filter layer and a micro lens layer. | 07-09-2015 |
20150208006 | IMAGE SENSOR AND METHOD OF CORRECTING OUTPUT SIGNAL OF THE IMAGE SENSOR - A method of processing signals from an image sensor outputting signals from rows of pixels in the image sensor having optical signals, outputting signals from rows of pixels in the image sensor not having optical signals, and correcting the signals from the rows of pixels having optical signals based on the signals corresponding to the rows of pixels not having optical signals. | 07-23-2015 |
20150208009 | IMAGE SENSOR AND METHOD OF CORRECTION OUTPUT SIGNAL OF THE IMAGE SENSOR - A pixel array includes an array of pixels to receive light, a first pixel to be blocked from receiving the light, and a circuit to adjust signals output from pixels in the array based on a signal from the first pixel. The signals output from the pixels in the array include a first error value. The circuit reduces the first error value in the signals from the pixels in the array based on the signal from the first pixel. The circuit may also reduce a second error value in the signals output from the pixels in the array based on a signal from a second pixel. The first and second pixels may be outside of the pixel array. The first and second error values may be storage diode leakage value and a dark current value. | 07-23-2015 |
20150256769 | IMAGE SENSOR AND METHOD OF MANUFACTURING THE SAME - Provided are an image sensor and a method of manufacturing the same. The method may include forming a photo-electric conversion region and a charge storage region in a semiconductor layer; forming a transistor on a front surface of the semiconductor layer; forming a recess by etching a portion of the semiconductor layer between the charge storage region and a rear surface of the semiconductor layer; and forming on a bottom surface of the recess a shield film that blocks light incident on the charge storage region. | 09-10-2015 |
20150279899 | UNIT PIXEL OF IMAGE SENSOR, IMAGE SENSOR INCLUDING THE SAME AND METHOD OF MANUFACTURING IMAGE SENSOR - Provided are a unit pixel, an image sensor including the same, a portable electronic device including the same, and a method of manufacturing the same. The method of manufacturing includes: forming a photoelectric conversion region in a substrate; forming, in the substrate, a first floating diffusion region spaced apart from the photoelectric conversion region of the substrate, and a second floating diffusion region spaced apart from the first floating diffusion region; forming a first recess spaced apart from the first floating diffusion region and the second floating diffusion region by removing a portion of the substrate from a first surface of the substrate; filling the first recess to form a dual conversion gain (DCG) gate that extends perpendicularly or substantially perpendicularly from the first surface of the substrate; and forming a conductive layer to fill an inside of the first recess. | 10-01-2015 |
Patent application number | Description | Published |
20080270607 | METHOD FOR MANAGING WIRELESS NETWORK AND WIRELESS DEVICE EMPLOYING THE SAME - A method for managing a wireless network and a wireless device employing the same are provided. The method for managing a wireless network disassociates a wireless device determined to be disassociatable from the wireless network. Accordingly, since an existing wireless device is forcedly disassociated, the configuration of the wireless network can be artificially changed. | 10-30-2008 |
20080270632 | METHOD FOR MANAGING LOGICAL ADDRESS AND DEVICE THEREOF - An address management method and a device thereof are provided. The address management method includes checking by a device whether logical addresses are currently being used by external devices; and setting by the device a non-use logical address as a logical address of the device regardless of the type of the device, if the device determines that the non-use logical address exists. Therefore, a device may use all logical addresses regardless of its device type, and may also have a logical address even though all logical addresses corresponding to its device type are currently being used. | 10-30-2008 |
20080273118 | BROADCAST SIGNAL RECEIVING APPARATUS AND CONTROL METHOD THEREOF - A broadcast signal receiving apparatus including a broadcast receiving unit that receives a broadcast signal; a communicating unit that performs communication with a mobile apparatus; a signal converting unit that converts the received broadcast signal; and a controller that controls the signal converting unit to convert the broadcast signal into a format corresponding to the mobile apparatus, and controls the communicating unit to transmit the converted broadcast signal to the mobile apparatus | 11-06-2008 |
20090013354 | SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING SYSTEM INCLUDING THE SAME, AND CONTROL METHOD OF THE SAME - A signal processing apparatus is provided. The signal processing apparatus includes: a memory unit in which a plurality of channels and Internet addresses corresponding to the channels are stored; a network connecting unit which is connectable to the Internet; and a control unit which controls the network connecting unit to connect to an Internet address corresponding to a channel selected by a user and to receive content provided from the connected Internet address. | 01-08-2009 |
20090248914 | DISPLAY APPARATUS, CONTROL METHOD THEREOF AND CONTROL METHOD OF EXTERNAL DEVICE - A display apparatus, a control method thereof and a control method of an external device are provided. The display apparatus includes a contents processing unit which reproduces contents, a communication unit which communicates with an external device which reproduces contents, and a control unit which receives reproduction information of the contents reproduced in the external device from the external device through the communication unit, and controls the contents processing unit to reproduce contents corresponding to the contents reproduced in the external device, based on the received reproduction information. | 10-01-2009 |
20090300678 | BROADCAST RECEIVING APPARATUS TO PROVIDE EXTERNAL DEVICES WITH A LIST OF RECORDED FILES, METHOD FOR PROVIDING RECORDED FILE, AND SYSTEM USING THE SAME - A broadcast receiving apparatus, and a method and system for providing recorded files are provided. The broadcast receiving apparatus generates a recorded file list having information regarding addresses at which recorded files are stored, and transmits the generated recorded file list to an external apparatus. Therefore, a user may conveniently use files recorded on a TV. | 12-03-2009 |
20110110521 | ELECTRONIC DEVICE AND NETWORK ACCESSING METHOD THEREOF - Disclosed are an electronic device enabling wireless networking through a wireless network and a network accessing method thereof, the electronic device including: a communicating unit which accesses the wireless network to perform wireless networking; an encoding unit which encodes a signal transmitted from or received by the communicating unit; and a controller which controls the encoding unit to encode identification information of the electronic device, in response to the electronic device being powered on, and controls the communicating unit to initiate an access to the wireless network based on the identification information encoded by the encoding unit. Accordingly, an automatic access to the wireless network is initiated when the electronic device is powered on, without any special manipulation by the user, thereby enhancing convenience to the user. | 05-12-2011 |
20110317573 | STATION DEVICE AND METHOD OF CHECKING COMMUNICATION PERFORMANCE THEREOF - A station device includes an output unit that outputs a massage, a communication unit that communicates with a wireless access point which is movable from one place to another place, a determination unit that determines current communication performance with the wireless access point, a storage unit that stores the determined current communication performance, and a controller that compares the current communication performance with pre-stored previous communication performance and controls the output unit to output a message according to a result of the comparison. | 12-29-2011 |
20120042368 | METHOD FOR ESTABLISHING A PROTECTED SETUP AND WIRELESS REGISTRATION REQUESTING DEVICE IMPLEMENTING THE SAME - A method and apparatus for automatically establishing a wired protected setup between an enrollee requesting registration and a registrar granting registration are provided. The method includes: determining whether a power line communication (PLC) between the enrollee and the registrar is possible; and if it is determined that the PLC with the registrar is possible, receiving a personal identification number (PIN) from the registrar through the power line and transmitting an acknowledgement (ACK) message to the registrar through the power line as a response to the received PIN. | 02-16-2012 |
20120075286 | DISPLAY APPARATUS AND CONTROL METHOD THEREOF, SHUTTER GLASSES AND CONTROL METHOD THEREOF, AND DISPLAY SYSTEM - A display apparatus and a control method thereof, shutter glasses and a method of controlling the same, and a display system having the display apparatus and the shutter glasses. The display apparatus includes a display panel, a light source unit which generates light that is provide to the display panel to display an image on the display panel, and a controller which controls turning on and off of the light source unit based on a pattern corresponding to first information during a non-display period during which an image frame is not displayed on the display panel so an external device configured to detect light from the light source unit extracts the first information corresponding to a turning on and off pattern of the light source unit. | 03-29-2012 |
20120108173 | METHOD AND APPARATUS FOR CONNECTING WIRELESS NETWORK IN A DIGITAL DEVICE - A method and an apparatus for automatically connecting a wireless Local Area Network (LAN) between digital devices and executing an application program based on the wireless LAN, and more particularly, an apparatus and a method for generating device information indicating attributes in a digital device and obtaining attributes of a peripheral device by analyzing device information of the peripheral device. The apparatus includes a device information generation part configured to generate device information including information about attributes by analyzing the attributes of the digital device. The apparatus also includes a device recognition part configured, when receiving device information of a peripheral device, to obtain attribute information of a device corresponding to the received device information. The apparatus further includes a controller configured to control to transmit the device information generated by the device information generation part, to the peripheral device. | 05-03-2012 |
20120246699 | DISPLAY APPARATUS, CONTROL METHOD THEREOF AND CONTROL METHOD OF EXTERNAL DEVICE - A display apparatus, a control method thereof and a control method of an external device are provided. The display apparatus includes a contents processing unit which reproduces contents, a communication unit which communicates with an external device which reproduces contents, and a control unit which receives reproduction information of the contents reproduced in the external device from the external device through the communication unit, and controls the contents processing unit to reproduce contents corresponding to the contents reproduced in the external device, based on the received reproduction information. | 09-27-2012 |
20130007817 | WIRELESS COMMUNICATION APPARATUS AND CONTROL METHOD THEREOF - A wireless communication apparatus and a control method thereof are provided. The wireless communication apparatus includes: a first communication unit which receives a video signal from an image device; a video processor which processes the video signal; a second communication unit establishes a wireless connection with another device; and a controller receives wireless connection information from the image device through the first communication unit, and controls the second communication unit to establish the wireless connection with the other device based on the received wireless connection information. | 01-03-2013 |
20130125173 | SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING SYSTEM INCLUDING THE SAME, AND CONTROL METHOD OF THE SAME - A signal processing apparatus is provided. The signal processing apparatus includes: a memory unit in which a plurality of channels and Internet addresses corresponding to the channels are stored; a network connecting unit which is connectable to the Internet; and a control unit which controls the network connecting unit to connect to an Internet address corresponding to a channel selected by a user and to receive content provided from the connected Internet address. | 05-16-2013 |
20130139204 | BROADCAST SIGNAL RECEIVING APPARATUS AND CONTROL METHOD THEREOF - A broadcast signal receiving apparatus including a broadcast receiving unit that receives a broadcast signal; a communicating unit that performs communication with a mobile apparatus; a signal converting unit that converts the received broadcast signal; and a controller that controls the signal converting unit to convert the broadcast signal into a format corresponding to the mobile apparatus, and controls the communicating unit to transmit the converted broadcast signal to the mobile apparatus | 05-30-2013 |
20130318556 | BROADCAST SIGNAL RECEIVING APPARATUS AND CONTROL METHOD THEREOF - A broadcast signal receiving apparatus including a broadcast receiving unit that receives a broadcast signal; a communicating unit that performs communication with a mobile apparatus; a signal converting unit that converts the received broadcast signal; and a controller that controls the signal converting unit to convert the broadcast signal into a format corresponding to the mobile apparatus, and controls the communicating unit to transmit the converted broadcast signal to the mobile apparatus. | 11-28-2013 |
20140064499 | CONTENT PROCESSING APPARATUS AND METHOD USING SOUND - A content processing apparatus using sound includes a sound processor configured to generate acoustic sound for a locality check when an event in which locality check is to be executed is generated, a speaker configured to output the acoustic sound, a microphone configured to receive response sound output from an external apparatus which receives the acoustic sound, and a controller configured to determine the external apparatus which outputs the response sound as a peripheral apparatus. | 03-06-2014 |
20140104990 | ELECTRONIC APPARATUS AND CONTROL METHOD THEREOF - An electronic apparatus includes a communication unit that communicates with an external device according to a predetermined communication specification; a sound processor that generates an acoustic sound to establish a connection with the external device when a predetermined event occurs; a speaker that outputs the acoustic sound; and a controller that controls the communication unit to automatically establish a connection with the external device according to the predetermined communication specification when a response signal is received from the external device that received the acoustic sound output from the speaker. | 04-17-2014 |
20150195147 | MOBILE DEVICE, DRIVING METHOD THEREOF, IMAGE DISPLAY APPARATUS, AND DRIVING METHOD THEREOF - A mobile device, a controlling method thereof, an image display apparatus, and a controlling method thereof are provided. The mobile device includes: a user interface (UI) configured to receive a user command to control the image display apparatus; a communication interface configured to provide a service according to the user command through an access point (AP) to which the image display apparatus is connected, and perform a direct connection operation with the image display apparatus in response to the service being provided; and a controller configured to control the communication interface to hand the service over to a direct channel connected to the image display apparatus in response to the direct connection operation being completed. | 07-09-2015 |
20150245285 | METHOD FOR SETTING COMMUNICATION CHANNEL OF DEVICE, METHOD FOR SETTING COMMUNICATION CHANNEL BETWEEN A PLURALITY OF DEVICES, AND DEVICE - A method for setting a communication channel of a first device is provided. The method for setting the communication channel of the first device includes: communicating with an Access Point (AP) via a predetermined channel; and in response to a problem arising in communicating with the AP, alternating between an AP search mode to discover the AP and a standby mode to set the communication channel for communicating with a second device among a plurality of channels. | 08-27-2015 |