Patent application number | Description | Published |
20110249214 | BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly includes; a light source including a light emitting surface through which a light exits and an optical member including a first surface disposed adjacent to the light source and a second surface disposed substantially opposite to the first surface, wherein the optical member covers the light source and guides the light therethrough, wherein the optical member includes; an incident surface to which the light is incident, the incident surface being connected with the first surface corresponding to the light source, an optical pattern disposed on the second surface and corresponding to the light source, the optical pattern reflecting a first light of the light incident through the incident surface through total internal reflection and a light guide pattern disposed on the first surface, wherein the light guide pattern directs the reflected first light to an exterior of the optical member. | 10-13-2011 |
20120062527 | DISPLAY OPERABLE IN BOTH REFLECTIVE AND TRANSMISSIVE MODES - A display apparatus includes a first display panel with a plurality of first pixels, a second display panel facing the first display panel and having a plurality of second pixels, a light reflective polarizer, and a backlight unit. The light reflective polarizer is interposed between the first and second display panels to transmit light polarized in a first direction, and reflect light polarized in a second direction substantially perpendicular to the first direction. The backlight unit is arranged proximate to the second display panel to supply light to the first and second display panels. The first display panel displays an image by using reflected ambient light, and the second display panel displays an image by using light from the backlight unit. | 03-15-2012 |
20120106196 | LIGHT GUIDE PLATE AND DISPLAY APPARATUS INCLUDING THE SAME - A light guide plate includes a light incident surface, a light facing surface facing the light incident surface, a connection surface connecting the light incident surface with the light facing surface, and a top surface connected with the light incident surface, the light facing surface, and the connection surface. The light incident surface receives light from a light source, the light facing surface reflects light, and the top surface outputs light toward a display panel. The connection surface includes at least two absorption surfaces parallel to a straight line linking a center of an arc with an end of the light incident surface and at least one reflective surface interposed the two adjacent absorption surfaces to reflect the light. | 05-03-2012 |
20120294034 | DISPLAY APPARATUS - A display apparatus includes a light source and a light guide plate including a light incident surface facing the light source and which receive the light, an opposite surface opposite to the light incident surface and which reflects the light and has an arc shape, connection surfaces at opposing sides of the light incident surface and which connect the light incident surface and the opposite surface, an upper surface connected to the light incident surface, the opposite surface and the connection surfaces and which outputs the light, and a lower surface opposite to the upper surface. The light incident surface of the light guide plate includes a first surface extending in a predetermined direction, and second surfaces inclined from the first surface in an area corresponding to the light source such that an optical recess having a polygonal pyramid shape is defined by the second surfaces. | 11-22-2012 |
20130235613 | LIGHT GUIDE PLATE AND DISPLAY APPARATUS HAVING THE SAME - In a light guide plate and a display apparatus having the light guide plate, a light guide plate includes reflective prisms, in which at least one of the reflective prisms includes an inclined angle adjustable according to an inclined surface of a defective portion thereof and compensates for a distortion of light caused by the defective portion. | 09-12-2013 |
20140085567 | DISPLAY DEVICE - A display device includes a display panel and a backlight unit. The display panel is configured to display an image. The backlight unit is configured to provide light to the display panel. The display panel includes an array substrate including a plurality of pixel areas, an opposite substrate facing the array substrate, a liquid crystal layer disposed between the array substrate and the opposite substrate, and a wavelength-selective transflective member disposed on the array substrate or the opposite substrate. | 03-27-2014 |
20140145910 | MULTI-PANEL DISPLAY APPARATUS - A display apparatus includes a first display panel. The first display panel includes a first display area and a first non-display area. The first display area includes a first pixel part and a second pixel part. The second pixel part is configured to display a first image. The display apparatus further includes a second display panel. The second display panel includes a second display area and a second non-display area. The second display area including a third pixel part and a fourth pixel part. The fourth pixel part is configured to display a second image. The display apparatus further includes an optical member. The optical member includes a first set of optical units and a second set of optical units. The first set of optical units is connected to the second set of optical units. The first set of optical units is connected to the second pixel part for displaying a third image, the third image corresponding to the first image. The second set of optical units is connected to the fourth pixel part for displaying a fourth image, the fourth image corresponding to the second image. | 05-29-2014 |
20160091746 | DISPLAY DEVICE AND METHOD FOR FABRICATING THE SAME - A display panel includes a display panel having a curved shape and a printed circuit hoard (PCB). At least one carrier connects the display panel and the PCB. At least one driving integrated circuit (driving IC) is disposed on each carrier. Each carrier includes a body and at least one connector extending from the body. Each connector is spaced apart from each other connector. | 03-31-2016 |
Patent application number | Description | Published |
20090284696 | PHOTONIC CRYSTAL TYPE COLOR FILTER AND REFLECTIVE LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - Provided are a photonic crystal type color filter and a reflective liquid crystal display (“LCD”) device having the same. The photonic crystal type color filter includes a substrate, and a photonic crystal disposed on the substrate and having a two-dimensional (2D) grating structure. | 11-19-2009 |
20100214644 | INTERFERENCE LIGHT MODULATOR AND DISPLAY APPARATUS EMPLOYING THE SAME - The present invention relates to an interference optical modulator and a display apparatus having the same. The display apparatus includes a metal thin film and a dielectric multiple thin film spaced apart from the metal thin film. The display apparatus may realize colors by changing an interval between the metal thin film and the dielectric multiple thin film, and may realize a black color by applying a voltage to each respective sub-pixel. | 08-26-2010 |
20110128721 | DISPLAY DEVICE USING DIFFUSIVE LIGHT GUIDE PLATE - A backlight unit includes a light source substrate on which a light source is mounted, a first light source plate which is disposed on the light source substrate and includes a cylindrical aperture corresponding to the light source, and a second light source plate which is disposed on the first light source plate and includes a partial transmission pattern on a bottom surface thereof. The partial transmission pattern corresponds to the aperture and allows part of light emitted from the light source to pass therethrough. | 06-02-2011 |
20120081882 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING LOWER PROFILE AND/OR REDUCED WEIGHT - A backlight assembly and a display device having the same are provided. The backlight assembly includes a first substrate, point light sources disposed upon the first substrate and an optical member covering the point light sources to guide light emitted from the point light sources, wherein the first substrate has recessed portions, and the point light sources are positioned within the recessed portions. | 04-05-2012 |
20120188788 | LIGHT GUIDING BAR, BACKLIGHT ASSEMBLY HAVING THE SAME AND DISPLAY APPARATUS HAVING THE SAME - A light guiding bar includes first and second light incident portions, a light exit portion and a reflecting portion. The first and second light incident portions are at opposite ends of the light guiding bar and receive light. The light exit portion extends in a first direction, and partially totally reflects and partially emits the light according to an incident angle. The reflecting portion extends in the first direction, is adjacent to the light exit portion and includes a plurality of reflecting surfaces. Each of the reflecting surfaces has a wedge shape and reflects the light in a direction inclined with respect to a second direction substantially perpendicular to the first direction. The light incident into the first and second light incident portions and directly on the light exit portion is totally reflected by the light exit portion. | 07-26-2012 |
20120194763 | REFLECTIVE AND TRANSPARENT LIQUID CRYSTAL DISPLAY DEVICE - A transflective liquid crystal display includes a liquid crystal panel including a first substrate, a second substrate, a liquid crystal layer, the first and second substrates arranged to face each other and the liquid crystal layer between the first and second substrates, a reflection polarizer and an absorption polarizer at opposing outer sides of the liquid crystal panel, and a backlight unit at an outer side of the liquid crystal panel and supplying light to the inside of the liquid crystal panel. A reflective axis of the reflection polarizer is parallel with a transmissive axis of the absorption polarizer, the transmissive axis of the reflection polarizer perpendicularly crosses the transmissive axis of the absorption polarize, and the liquid crystal layer includes liquid crystal molecules and a dichroic dye. | 08-02-2012 |
20120195063 | BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly includes a plurality of light sources generating light, a light guide plate and a prism sheet. The light sources include first light sources and second light sources having a different emitting angle from the first light sources. The light guide plate includes an incident surface to which the light is incident, an exiting surface extended from the incident surface, opposing to the incident surface and emitting the incident light and an opposing surface extended from the exiting surface. The opposing surface meets the exiting surface at a substantially straight line. The prism sheet converts the emitted light from the light guide plate. | 08-02-2012 |
20130235287 | LIGHT SOURCE ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A light source assembly including a light source part, a light guide plate and a light-condensing sheet. The light source assembly generates light and includes at least one light source. The light guide plate includes an incident surface to which the light is incident, an opposing surface which is opposite to the incident surface, and an exiting surface which emits the light, and has a thickness which is gradually increased from the incident surface to the opposing surface. The light-condensing sheet includes a plurality of reverse prism patterns which protrude toward the exiting surface, extend along an arc of a circle, and are arranged in a concentric circle structure. | 09-12-2013 |
20140022817 | BACKLIGHT ASSEMBLY - A backlight assembly includes a light source unit configured to supply light, a light guide plate configured to guide light incident from the light source unit to an upper surface thereof, a reverse prism sheet disposed on the light guide plate and having a prism-shaped lower surface and an auxiliary film disposed between the light guide plate and the reverse prism sheet, in which the light guide plate includes a light-incident portion on which light is incident from the light source unit and a light-facing portion facing the light-incident portion. | 01-23-2014 |
20140043851 | LIGHTING UNIT FOR DISPLAY DEVICE AND DISPLAY DEVICE INCLUDING LIGHTING UNIT - A lighting unit for a display device includes: a plurality of light sources which emits light; a wedge-shaped light guide having an incident surface disposed close to the light sources and an opposing surface disposed opposite the incident surface; and a lens sheet disposed on the light guide, where the lens sheet includes a plurality of lenses, each having an axis in a direction from the incident surface to the opposing surface, where the light guide is thinner at the incident surface than at the opposing surface, and a radius of curvature of each of the lenses is larger at the incident surface than the opposing surface. | 02-13-2014 |
20140049724 | LIQUID CRYSTAL DISPLAY - Provided is a liquid crystal display including: a lower display panel including a lower insulating substrate and a lower reflective layer; an upper display panel including an upper insulating substrate and an upper reflective layer; a liquid crystal layer positioned between the lower reflective layer of the lower display panel and the upper reflective layer of the upper display panel; and a backlight unit positioned on a lower portion of the lower display panel and including a light source, wherein a pair of field generating electrodes are formed in at least one display panel of the lower display panel and the upper display panel, wherein microcavities are formed in the lower reflective layer, the upper reflective layer, and the liquid crystal layer, and wherein a wavelength and luminance of light resonated and emitted in the microcavities are changed by an electric field generated by the field generating electrodes. | 02-20-2014 |
20140146564 | BACKLIGHT UNIT AND DISPLAY APPARATUS HAVING THE SAME - A backlight unit includes a light source part, a light guide plate, a prism sheet, and a reflecting element. The light source part is configured to provide light. The light guide plate includes: a light incident portion disposed adjacent to the light source part, a corresponding portion spaced apart from and facing the light incident portion, a light exiting surface, and a bottom surface spaced apart from and facing the light exiting surface. A thickness of the light incident portion is greater than a thickness of the corresponding portion. The prism sheet is disposed on the light guide plate. The prism sheet includes a plurality of prisms extending toward the light guide plate. The reflecting element is disposed under the light guide plate. The reflecting element is configured to reflect at least some of the light toward the light guide plate. | 05-29-2014 |
20150055218 | MULTI PANEL DISPLAY DEVICE - The present invention provides a display device including: a plurality of display panels including display areas, and non-display areas positioned alongside the display areas; an optical member having one side connected to a part of one of the display areas and an opposing side extending over an adjacent non-display area, the optical member configured to magnify an image from the part of one of the display areas and to project the magnified image over the adjacent non-display area. A multi panel display device according to the exemplary embodiment of the present invention may prevent the phenomena of image discontinuity and image distortion at edges between the display panels, and adjust a polarization characteristic to provide a high-quality large screen capable of implementing a 3D image and the like. | 02-26-2015 |
20150159300 | LASER CRYSTALLIZATION APPARATUS AND ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY MANUFACTURED USING THE SAME - A laser crystallization apparatus and an organic light-emitting diode (OLED) display manufactured using the same are disclosed. In one aspect, the apparatus includes a stage configured to receive a target substrate having an amorphous silicon layer formed thereon and a first laser unit configured to crystalize the amorphous silicon layer so as to form a polycrystalline silicon layer. The polycrystalline silicon layer includes a plurality of protrusions. The apparatus also includes a second laser unit configured to remove at least part of the protrusions. | 06-11-2015 |
Patent application number | Description | Published |
20100093358 | WIRELESS COMMUNICATION SYSTEM AND HANDOVER METHOD THEREIN - A wireless communication system and handover method for the wireless communication system are provided. A handover method for a wireless communication system including a plurality of femto cells and at least one macro cell within which the femto cells are disposed includes determining, at a Radio Network Controller (RNC), a handover of a terminal to a femto base station based on a measurement report of the terminal and preset handover parameters, sending a radio link setup request message to a femto base station gateway, the radio link setup request message including a uplink scrambling code and an International Mobile Subscriber Identity (IMSI) of the terminal and a Logical Cell Identifier (LCID) of femto base stations reusing frequency of a macro base station, searching, at the femto base station gateway, for femto base stations of which LCIDs match the LCID contained in the radio link setup request message, and performing, when only one LCID-matched femto base station is discovered, the handover of the terminal to the LCID-matched femto base station. | 04-15-2010 |
20150312146 | METHOD AND DEVICE FOR HOSTING APPLICATION BY ACCESS NODE - A method and device for hosting an application by an access node which provides network access to a terminal in a mobile communication system are provided. The method includes receiving a request packet for a service request from a user application of a mobile terminal, delivering the request packet to an application included in the access node, if a destination of the request packet corresponds to the application of the access node, providing a service to the user application of the mobile terminal through the application, and delivering the request packet to a corresponding public application on an external network, if the application corresponding to the destination of the request packet does not exist in the access node. | 10-29-2015 |
Patent application number | Description | Published |
20110117430 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes a positive active material for intercalating and deintercalating lithium ions; a negative electrode including a negative active material for intercalating and deintercalating lithium ions; and a polymer electrolyte including a polymer, a non-aqueous organic solvent and a lithium salt. The rechargeable lithium battery has a battery capacity per unit area of the positive electrode from about 3.3 mAh/cm | 05-19-2011 |
20110117441 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes a positive electrode including a positive active material being capable of intercalating or deintercalating lithium; a negative electrode including a carbon-based negative active material and a water-soluble binder; and a polymer electrolyte including a polymer, a non-aqueous organic solvent and a lithium salt, wherein the polymer comprises a polymerization product of a first monomer represented by Chemical Formula 1 with a second monomer which is one or more of monomers represented by Chemical Formulae 2 to 7: | 05-19-2011 |
20110229770 | Electrolyte solution for rechargeable lithium battery, and rechargeable lithium battery including the same - An electrolyte solution for a rechargeable lithium battery, including a lithium salt, a non-aqueous organic solvent, and an additive including fluoroethylene carbonate, a vinyl-containing carbonate, a substituted or unsubstituted C2 to C10 cyclic sulfate, and a nitrile-based compound represented by the following Chemical Formula 1: | 09-22-2011 |
20140079986 | ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the electrolyte includes a lithium salt, a non-aqueous organic solvent, and an additive,
| 03-20-2014 |
20140370361 | RECHARGEABLE LITHIUM BATTERY - Disclosed is a rechargeable lithium battery including a positive electrode including a positive active material; a negative electrode including a negative active material; an electrolyte solution including a lithium salt and a non-aqueous organic solvent; and a separator between the positive and the negative electrodes, the separator including a porous substrate and a coating layer positioned on at least one side of the porous substrate. The negative active material includes a Si-based material; the non-aqueous organic solvent includes cyclic carbonate including ethylene carbonate, propylene carbonate, or combinations thereof, the cyclic carbonate being included in an amount of about 20 volume % to about 60 volume % based on the total amount of the non-aqueous organic solvent; and the coating layer includes a fluorine-based polymer, an inorganic compound, or combinations thereof. The rechargeable lithium battery has improved cycle-life and high temperature storage characteristics. | 12-18-2014 |
Patent application number | Description | Published |
20120015244 | ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY USING THE SAME - An electrode assembly comprises a first electrode including a first electrode current collector and a first electrode active material layer, a second electrode including a second electrode current collector and a second electrode active material layer, a separator disposed between the first electrode and the second electrode, and an electrode absorbing member in contact with the first electrode. | 01-19-2012 |
20120231336 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrode for a rechargeable lithium battery includes an electrode active material and a copolymer represented by | 09-13-2012 |
20130136959 | SECONDARY BATTERY - A secondary battery includes a battery unit that has an accommodation space for an electrode assembly, a vent housing that defines a housing space connected with the accommodation space through a first vent hole, the vent housing including a second vent hole through which the housing space is connected with an outside of the secondary battery, a revolving member that is rotatably mounted between a closing position for closing the first and second vent holes and an opening position for opening the first and second vent holes, and first and second sealing caps that are formed at opposite sides of the revolving member with respect to a rotation axis of the revolving member. The first and second sealing caps respectively close the first and second vent holes, when the revolving member is mounted at the closing position. | 05-30-2013 |
20130166233 | DEVICE FOR ESTIMATING A LIFETIME OF A SECONDARY BATTERY AND METHOD THEREOF - Embodiments of the present invention provide an accelerated lifetime estimation device for predicting the lifetime of a secondary battery, and a method thereof. The accelerated lifetime estimation device can accurately estimate a normal lifetime of the secondary battery while reducing an evaluation time period of the secondary battery. | 06-27-2013 |
20130221903 | BATTERY CHARGING DEVICE AND METHOD - A battery charger, including: a sensor for monitoring a degree of deterioration of a secondary battery; a current driver for applying a current to the secondary battery; and a controller for controlling the current applied to the secondary battery from the current driver, receiving the degree of deterioration of the secondary battery from the sensor, and determining whether to change or maintain the current applied to the secondary battery according to the degree of deterioration of the secondary battery. | 08-29-2013 |
20130268466 | SYSTEM FOR PREDICTING LIFETIME OF BATTERY - A system for predicting a lifetime of a battery cell, including a learning data input unit, the learning data input unit being configured to receive at least one learning measurement factor and at least one learning factor, a target data input unit, the target data input unit being configured to receive at least one target factor, a machine learning unit, the machine learning unit being coupled to the learning data input unit, the machine learning unit assigning weights to respective ones of the learning factors input to the learning data input unit, and a lifetime prediction unit, the lifetime prediction unit being coupled to the target data input unit and the machine learning unit, the lifetime prediction unit using the weights assigned by the machine learning unit to predict one or more characteristics indicative of the lifetime of the target battery cell. | 10-10-2013 |
20140072865 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes a compound represented by Chemical Formula 1: | 03-13-2014 |
20140351177 | SYSTEM FOR PREDICTING THICKNESS OF BATTERY AND METHOD FOR PREDICTING THICKNESS OF BATTERY - A system for predicting the thickness of a battery is disclosed. In one aspect, the battery thickness predicting system includes a learning data input unit for receiving data on a previously manufactured battery. The thickness predicting system further includes an object data input unit for receiving data on a battery whose thickness is to be predicted. The system further comprises a mechanical learning unit connected to the learning data input unit to obtain a predicting function based on learning factors input to the learning data input unit and to provide weight values to the learning factors, respectively. The system further includes a thickness predicting unit connected to the object data input unit and the mechanical learning unit and using the weight values provided by the mechanical learning unit in order to predict the thickness of the battery whose thickness is to be predicted. | 11-27-2014 |
20150295286 | RECHARGEABLE BATTERY AND RECHARGEABLE BATTERY PACK - A rechargeable battery includes an electrode assembly to charge and discharge current, a case accommodating the electrode assembly, a cap plate coupled the case, electrode terminals on the cap plate, the electrode terminals being electrically connected to the electrode assembly, and a thermal pad between a bottom of the case and the electrode assembly. | 10-15-2015 |
20150314700 | BATTERY MANAGEMENT APPARATUS - A battery management apparatus to manage a battery in a vehicle includes a temperature detector that detects a temperature of the battery, a current detector that detects a current of the battery, a calculation unit that calculates a first degradation capacity using the detected temperature of the battery at every unit time while the vehicle is driven and that calculates a second degradation capacity using the detected temperature and state of charge (SOC) of the battery at every unit time while the vehicle is parked, and a determination unit that calculates a state of health (SOH) of the battery using the first and second degradation capacities so as to determine a replacement time of the battery according to the calculated SOH. | 11-05-2015 |
20150323610 | BATTERY MANAGEMENT APPARATUS - A battery management apparatus includes a sensor, a calculator, and a processor. The sensor detects temperature and current of at least one battery cell of a plurality of battery cells in the battery. The calculator calculates a first degradation capacity based on the detected temperature of the at least one battery cell at every unit time while the vehicle is being driven, and calculates a second degradation capacity using the detected temperature and a state of charge of the at least one battery cell at every unit time while the vehicle is parked. The processor determines a replacement time of the battery by selecting one of the battery cells which has a largest sum of the first and second degradation capacities, and then calculates a state of health of the battery depending on the first and second degradation capacities of the selected one of the battery cells. | 11-12-2015 |
20150340885 | BATTERY CHARGING METHOD AND BATTERY MANAGEMENT SYSTEM THEREFOR - A battery charging method, including obtaining a voltage capacity ratio for a reference charge C-rate and voltage capacity ratios for N (N an integer of 1 or more) charge C-rates greater than the reference charge C-rate, each of the voltage capacity ratios for the reference charge C-rate and the N charge C-rates being defined as a ratio of a voltage variance to a capacity variance depending on a change in state of charge (SOC) of a battery when the battery is charged at a corresponding one of the C-rates, comparing the voltage capacity ratio of the reference charge C-rate with each of the voltage capacity ratios of the N charge C-rates, and then setting a charge C-rate of the N charge C-rates so that a difference in voltage capacity ratio is minimized for each of SOC sections, and charging the battery with the charge C-rates corresponding to the SOC sections. | 11-26-2015 |
Patent application number | Description | Published |
20080200072 | COMMON INTERFACE FOR UNIVERSAL SERIAL BUS (USB) AND SERIAL ADVANCED TECHNOLOGY ATTACHMENT (SATA) - A Universal Serial Bus/Serial Advanced Technology Attachment (USB/SATA) common interface Includes a USB/SATA common connector plug having a pin substrate, a plurality of USB contact terminals, and a plurality of SATA contact terminals. The pin substrate is formed of a non-conductive material. The USB contact terminals are formed in a first pattern on a first surface of the pin substrate. The SATA contact terminals are formed in a second pattern which is different from the first pattern, on a second surface of the pin substrate. Therefore, the USB/SATA common interface formed with the USB contact terminals and SATA contact terminals respectively having different patterns in a single plug or in a single socket reduces a layout size of a device and saves resources. | 08-21-2008 |
20090024875 | SERIAL ADVANCED TECHNOLOGY ATTACHMENT DEVICE AND METHOD TESTING THE SAME - A serial advanced technology attachment (SATA) device is provided. The SATA device includes a digital block and an analog black. The digital block is configured to generate and output an out-of-band (OOB) control signal. The analog block is configured to receive the OOB control signal, which has been output from the digital block, to receive the OOB control signal again after outputting it, and then output the OOB control signal to the digital block. | 01-22-2009 |
20110004817 | CRC MANAGEMENT METHOD PERFORMED IN SATA INTERFACE AND DATA STORAGE DEVICE USING CRC MANAGEMENT METHOD - A cyclic redundancy check (CRC) management method performed in a serial advanced technology attachment (SATA) interface and a data storage device using the CRC management method. A host interface connected to the SATA interface performs CRC computation on transmitted data to generate a first CRC code, determines whether a host interface block error or a data integrity error occurs, or the status of a data storage device needs to be reported to the host interface, generates a second CRC code, which is different from the first CRC code, according to the determination result. If a frame including the transmitted data and the second CRC code is transmitted to a host, the host performs CRC computation on a data FIS in the transmitted data to expect the first CRC code. Since the CRC code in the transmitted data is the second CRC code, the host recognizes that the transmitted data is wrong and provides an error notification to the data storage device. Accordingly, the host can be informed of the host interface block error, the data integrity error, or the status error of the data storage device, not a protocol error in the SATA interface. | 01-06-2011 |