44th week of 2008 patent applcation highlights part 25 |
Patent application number | Title | Published |
20080266141 | METHODS FOR OPTIMIZING DIAGNOSTICS REASONER MODELS - A method for optimizing a diagnostic reasoner model, for use in connection with a diagnostic system for testing a system under test of an aircraft, includes the steps of querying for a plurality of primary indicators, further querying for a plurality of supplemental indicators, and updating the diagnostic reasoner model based at least in part on the supplemental indicators. The primary indicators identify one or more potential faults in the system under test. Each supplemental indicator provides information either validating or invalidating a particular primary indicator or association of primary indicators. | 2008-10-30 |
20080266142 | System and method for stitching of video for routes - A system and method are disclosed for displaying video on a computing device for navigation and other purposes. A map database developer collects video data. The video data is collected by traveling along roads in a geographic area and storing the video data along with data indicating the positions at which the video data had been captured. This captured video data is then used in navigation systems and other devices that provide navigation, routing, video games, or other features. An application forms a video that shows a turn at an intersection from a first road onto a second road. The application adds video that depicts travel away from the intersection along the second road to video that depicts travel into the intersection along the first road to form a composite video that shows a turn at the intersection from the first road onto the second road. The composite video is then presented to a user on a display. | 2008-10-30 |
20080266143 | INPUT DEVICE - A capacitive input pad is provided at a position near input keys constituting a keyboard input unit. A left palm detecting unit and a right palm detecting unit are provided both sides of this input pad. When the left palm detecting unit and the right palm detecting unit detect both palms, an input operation, corresponding to a space key input area, an L-key input portion, or an R-key input portion, is performed through an operation of the input pad. When the left palm detecting unit and the right palm detecting unit do not detect both palms, a coordinate input operation is performed using the input pad. | 2008-10-30 |
20080266144 | Encoding Method which Encodes Codes in Consideration of Shape - An encoding method includes a mapping for mapping a plurality of encoding sequences to a plurality of decoding sequences. Each of the encoding sequences includes at least one encoding symbol chosen from an encoding symbol set. Each of the decoding sequences includes at least one decoding symbol chosen from a decoding symbol set. The encoding method is characterized in that at least one of the encoding sequences includes at least two encoding symbols, and a predetermined shape changing type of a formal symbol in the encoding sequence is denoted by a latter symbol neighboring to the formal symbol, wherein the shape changing type including at least one of shape rotating, shape mirroring, shape deflating, stroke removal, cutting and notching. | 2008-10-30 |
20080266145 | MULTI-LINGUAL TEXT ENTRY USING A DYNAMICALLY RECONFIGURABLE KEYBOARD - The invention is directed to user-friendly multi-lingual text entry using a dynamically reconfigurable keyboard. A method for dynamically reconfiguring a keyboard according to an embodiment of the invention includes: displaying a first set of characters on the keyboard; providing language settings to an upper level system manager of a keyboard driver; communicating reconfiguration information corresponding to the language settings from the upper level system manager of the keyboard driver to a lower level device driver of the keyboard driver; and dynamically reconfiguring the keyboard to display a second set of characters. | 2008-10-30 |
20080266146 | METHOD AND SYSTEM FOR GENERATING HIGH DEFINITION MULTIMEDIA INTERFACE (HDMI) CODEWORDS USING A TMDS ENCODER/DECODER - Systems and methods for processing information are disclosed. The method may include creating a first symbol from a codeword. One or more of a TERC4 symbol, a TMDS symbol and/or a guard band symbol may be generated from at least a portion of the first symbol, if the one or more of the TERC4 symbol, the TMDS symbol and/or the guard band symbol is at least a portion of a signal to be transmitted. At least a portion of the codeword may be TMDS encoded to generate a TMDS symbol for the at least a portion of the signal to be transmitted. At least a portion of the first symbol may be TMDS encoded to generate a TERC4 symbol for the at least a portion of the signal to be transmitted and/or to generate a guard band symbol for the at least a portion of the signal to be transmitted. | 2008-10-30 |
20080266147 | VARIABLE LENGTH CODE DECODING APPARATUS - A variable length code decoding apparatus according to the present invention includes: an extracting unit which extracts a bit string from a beginning of a bit stream; a first storage unit for storing a plurality of code words in which one piece of data has been coded, and decoded data and code lengths respectively corresponding to the code words; a second storage unit for storing a plurality of code words in which two or more pieces of data have been coded, and decoded data and code lengths respectively corresponding to the code words; a first judging unit which judges whether one of the code words stored in the first storage unit is included in the extracted bit string, and, when judged as being included, outputs the decoded data and the code length of the code word; and a second judging unit which judges whether a code word stored in the second storage unit is included in the extracted bit string, and when judged as being included, outputs the decoded data and the code length of the code word, wherein the extracting unit extracts the bit string to be decoded next in the same cycle as a cycle in which the judgment was made by the first judging unit, and extracts the bit string to be decoded next in a cycle following the cycle in which the judgment was made by the second judging unit. | 2008-10-30 |
20080266148 | Decoding Method Utilizing Temporally Ambiguous Code and Apparatus using the same - In a decoding method and apparatus, the decoding method is used for mapping a plurality of encoding sequences to a plurality of decoding sequences, which is used by non-logographic languages. The decoding method receives an entered encoding symbol and combines the entered encoding symbol to the end of an input sequence, wherein the input sequence is temporally ambiguous such that the input sequence has possibility to be interpreted as at least two different encoding sequence combinations, each of which includes at least one of the encoding sequences. | 2008-10-30 |
20080266149 | Modulation Code System and Methods of Encoding and Decoding a Signal - The invention relates to a modulation code system and a corresponding modulation method. Said modulation system comprises an encoder | 2008-10-30 |
20080266150 | SERIAL DATA COMMUNICATION UNIT AND MEASURING DEVICE USING THE SAME - A serial data communication unit includes a parallel-serial converter for separating n-bit parallel data containing decision data into plural groups, and converting the parallel data into serial data every group to output, a serial-parallel converter for reconverting the serial data fed from the parallel-serial converter every group into the n-bit parallel data to output, and a deciding circuit into which data located in bit positions corresponding to the decision data out of the parallel data from the serial-parallel converter is input. | 2008-10-30 |
20080266151 | Method of CABAC Coefficient Magnitude and Sign Decoding Suitable for Use on VLIW Data Processors - This invention decodes coefficient magnitudes in compressed video data using a selected context and speculatively decodes a coefficient sign. The next context selection depends upon a number of iterations. This invention confirms the speculatively decoded coefficient sign upon completion of the magnitude decode. This invention operates in a loop until reaching the number of significant coefficients within the block. The method exits the loop and decodes an escape code if an iteration count is greater than a predetermined number. An embodiment of this invention collects both a count up and a count down in an escape code decode in one loop. An embodiment of this invention estimates the number of significant coefficients in a block and selects the inventive or a prior art decode. | 2008-10-30 |
20080266152 | Digital radio frequency memory - A digital radio frequency memory (DFRM) which converts an incoming analog radio frequency signal to a fourteen bit digital signal allowing for digital signal processing and then retransmitted as an analog RF signal. The DFRM provides a time delay for RF signals by storing the signal. The DFRM also changes the signal frequency in the range of plus or minus 100,000 KHz which places a doppler on the signal. The signal phase is changed in a range of 0 to 359 degrees by the DFRM. | 2008-10-30 |
20080266153 | HIGH RESOLUTION DIGITAL ANALOG CONVERSION CIRCUIT - To increase the accuracy and resolution of an m bit digital analog converter, n bit input values with n>m are fed to a control circuit and converted to a series of control values for the digital analog converter using dithering techniques. When the series of control values straddles a major transition where a large number of bits are switched between 1 and 0, a corrected series of control values is retrieved from a calibration table. The corrected series takes into account the glitch effects observed at the output of digital analog converter at a major transition. | 2008-10-30 |
20080266154 | Optical quantizing unit and optical A/D converter - An optical quantizing unit includes an optical divider dividing 1 | 2008-10-30 |
20080266155 | Column Parallel Readout with a Differential Sloped A/D Converter - A dual slope A/D converter uses two opposite sense ramps added to its differential input. The value in a digital counter is latched at the time when the two ramps intersect. This enables a more consistent switching point, allowing the amplifier to the linear over a larger part of its range. | 2008-10-30 |
20080266156 | Digital-to-Analog Converter of the Finite Impulse Response Type - In a signal processing arrangement, a digital-to-analog converter (DAC | 2008-10-30 |
20080266157 | STAGGERED INTERLEAVED NYQUIST REGIONS AVOID GUARD BAND INDUCED HOLES WHEN SAMPLING A BAND LIMITED SIGNAL - Staggered interleaved Nyquist regions associated with differing ADC clock rates (F | 2008-10-30 |
20080266158 | Analog-to-digital converter - An analog-digital (A-D) converter for outputting a digital signal corresponding to an analog input signal includes: an upper bit A-D converting section for conducting A-D conversion of the analog input signal and outputting an upper bit portion of the digital signal; a lower bit A-D converting section for conducting A-D conversion of the analog input signal and outputting a lower bit portion of the digital signal; and a majority circuit for sampling an A-D conversion result of the lower bit A-D converting section a plurality of times and determining a value of each of the lower bits by majority operation. | 2008-10-30 |
20080266159 | SOLID-STATE IMAGING DEVICE, AD CONVERTER, AND AD CONVERTING METHOD - The present invention provides a solid-state imaging device which can output a digital signal at a high speed without using a high-speed clock. The solid-state imaging device includes light receiving elements provided in an array and generating signal voltages based on light intensity of received light and AD converters each of which is provided in each of columns in the array. Each of the AD converters includes: a reference voltage generating unit ( | 2008-10-30 |
20080266160 | SELECTING AN ACCESS POINT ACCORDING TO A MEASURE OF RECEIVED SIGNAL QUALITY - A method, an apparatus for inclusion in a wireless station, and a computer readable storage medium for operation in a wireless station. The method includes received data from at least one remote station and determining an EVM measure from samples of the received data. If the remote station(s) is/are access point(s), the station selects an access point for association according to criteria that include the measure of the EVM from the remote station. | 2008-10-30 |
20080266161 | ANALOG-TO-DIGITAL CONVERTER, RECEIVER ARRANGEMENT, FILTER ARRANGEMENT AND SIGNAL PROCESSING METHOD - A filter arrangement comprises a switching element coupled to a filter input, wherein the switching element is controllable by a reference clock signal. The filter arrangement further comprises an input storage element, an output storage element, and a first and a second auxiliary storage element. The first and the second auxiliary storage element can each be connected in parallel to the input storage element or to the output storage element depending on a switching signal. The output storage element is coupled to a filter output. The filter arrangement can be used as a loop filter in an analog-to-digital converter, wherein the output signal of the filter arrangement is quantized to provide an output word. Respective feedback signals can be generated from the output word and be provided to the storage elements. | 2008-10-30 |
20080266162 | Amplifier array circuits and flash analog to digital converters - An amplifier array circuit is provided. An amplifier array includes a main amplifier array comprising a plurality of first amplifiers and a plurality of reference voltages, wherein the first amplifier is coupled to an input signal and the reference voltage corresponding to the first amplifier. A first reversed reference voltage amplifier array is located on one side of the main amplifier array and has a plurality of second amplifiers coupled to the input signal and the reference voltages, respectively. A second reversed reference voltage amplifier array is located on the other side of the main amplifier array and has a plurality of third amplifiers coupled to the input signal and the reference voltages respectively. The averaging network is coupled to a first output terminal and a second output terminal of the first, second and third amplifiers. | 2008-10-30 |
20080266163 | Analog-to-Digital Converter with Reduced Metastable Errors - In an analog-to-digital converter, an analog-to-digital conversion stage comprising a comparator and an analog residual signal generator. The comparator is operable to compare an analog input signal or a sample of the analog input signal with a threshold to generate a bit signal. The analog residual signal generator is operable to generate an analog residual signal from signals comprising the sample of the analog input signal and the bit signal. The analog residual signal generator comprises a summing element, a selective inverter and an amplifier in series. The summing element is operable to sum a signal input to it with a reference signal. The selective inverter precedes the summing element, and is operable in response to a first state of the bit signal to pass a signal input to it, and is operable in response to a second state of the bit signal to invert the signal input to it. | 2008-10-30 |
20080266164 | RADAR REFLECTOR - A radar reflector which can be deployed from an aircraft and is intended to fly freely after deployment, and which includes multiple reflector surfaces that are essentially plane in an operative state and which issue in pairs in opposite directions from an essentially plane base plane. The radar reflector before deployment can be stored compactly, packed up into the minimum possible volume. This facility for packing the radar reflector up has been achieved in that its reflecting main surfaces have each been divided up by means of specially aligned buckled folds into a plurality of parts which can be folded in towards one another when the reflector is to be folded up. | 2008-10-30 |
20080266165 | SYSTEM FOR DEPLOYMENT OF A MILLIMETER WAVE CONCEALED OBJECT DETECTION SYSTEM - A system for deployment of a millimeter wave concealed object detection system is disclosed. In a particular embodiment, a storage container modified as a security check point includes an entry point disposed at a first end of the container and an exit point disposed at an opposing second end of the container. A detection area is disposed within the container and between the entry point and exit point. The detection area is isolated from the entry point and exit point so that an explosive blast is substantially contained within the detection area of the container. The system provides a standard platform for deployments of concealed object detection systems across extremely variable environments. | 2008-10-30 |
20080266166 | Automatic dependent surveillance system secure ADS-S - An air traffic control automatic dependent, WAAS/GPS based, surveillance system (ADS), for operation in the TRACON airspace. The system provides encryption protection against unauthorized reading of ADS messages and unauthorized position tracking of aircraft using multilateration techniques. Each aircraft has its own encryption and long PN codes per TRACON and transmit power is controlled to protect against unauthorized ranging on the ADS-S aircraft transmission. The encryption and PN codes can be changed dynamically. Several options which account for available bandwidth, burst data rates, frequency spectrum allocations, relative cost to implement, complexity of operation, degree of protection against unauthorized users, system capacity, bits per aircraft reply message and mutual interference avoidance techniques between ADS-S, ADS-B Enroute and Mode S/ATCRBS TRACON are disclosed. ADS messages are only transmitted as replies to ATC ground terminal interrogations (no squittering). Derivative surveillance backup systems provide an anti-spoofing capability. | 2008-10-30 |
20080266167 | Object Recognition System for a Motor Vehicle - An object recognition system for a motor vehicle, including at least two object recognition sensors whose recognition ranges partly overlap in the direction of travel, is provided. The system includes a first object recognition sensor with a predetermined first vertical recognition angle concomitantly detects an object and a roadway surface in its recognition range, a second object recognition sensor with a predetermined second vertical recognition angle, which is less than the first vertical recognition angle of the first object recognition sensor, which does not concomitantly detect the roadway surface in the direction of travel in the recognition range of the first object recognition sensor, and an evaluation unit configured to determine the presence of an object in the recognition range of the first object recognition sensor only when both object recognition sensors have recognized the object. | 2008-10-30 |
20080266168 | Obstacle Detecting Method, Obstacle Detecting Apparatus, and Standard Moving-Body Model - An obstacle detecting method for detecting a presence of an obstacle to a moving body using a sensor mounted on the moving body. The obstacle detecting method includes setting a movable area which is a surrounding area of the moving body and in which the moving body can move, arranging plural unconfirmed bodies over an entire area of the movable area as obstacle candidates as an initial state, and deleting the obstacle candidate which is determined not to be actually present as a result of detection by the sensor from the obstacle candidates arranged as the initial state. | 2008-10-30 |
20080266169 | RADAR DEVICE - A radar device capable of detecting a target object by itself only in a range required by a vehicle control system by changing the detection angle depending on the distance without changing the hardware structure is provided. The radar device includes transmitting means for transmitting an electromagnetic wave as a transmission signal, receiving means for receiving the electromagnetic wave reflected from the target object as a reception signal, and signal processing means for detecting a target object existing around the vehicle from the transmission signal and the reception signal, and calculating the relative position and the relative speed between the object and the vehicle. The detection angle is changed depending on the distance for measurement, so that the target object is detected only in a region necessary in operating the vehicle control system. | 2008-10-30 |
20080266170 | Method and Measuring Device For Determining A Relative Velocity - The present invention relates to a method and device for determining a relative velocity between a host ( | 2008-10-30 |
20080266171 | Device and method for 3D height-finding avian radar - A height-finding 3D avian radar comprises an azimuthally scanning radar system with means of varying the elevation pointing angle of the antenna. The elevation angle can be varied by employing either an antenna with multiple beams, or an elevation scanner, or two radars pointed at different elevations. Heights of birds are determined by analyzing the received echo returns from detected bird targets illuminated with the different elevation pointing angles. | 2008-10-30 |
20080266172 | SYSTEM AND METHOD FOR MANIPULATING REAL-TIME VIDEO PLAYBACK TIME-SYNCHRONIZED WITH MILLIMETER WAVE IMAGERY - A system and method for manipulating real-time video playback time-synchronized with millimeter wave imagery is disclosed. In a particular embodiment, millimeter wave imagery and visible spectrum video images are combined to form composite images in real-time to detect concealed objects on a person. A graphical user interface (GUI) manipulates the displayed millimeter wave imagery, video images and composite images and controls displaying user selected portions of the synchronized recorded images. The composite images are automatically encoded with event data when a concealed object is detected and an alert is generated, or that information is accessed from a datafile or database structure. The GUI controls the playback and viewing of those composite images having encoded event data. | 2008-10-30 |
20080266173 | Spacecraft hardware tracker - A GPS tracker is disposed on launch hardware that separates from a spacecraft launch vehicle during ascent to orbit with the launch hardware having a suborbital trajectory from launch to impact while being tracked so as to track the launch hardware during suborbital flight, such as for tracking separated fuel stages, external tanks, external boosters, and payload fairings that return to earth. | 2008-10-30 |
20080266174 | LOCATION METHOD AND SYSTEM AND LOCATABLE PORTABLE DEVICE - Location method for locating a portable device from a server configured to communicate with said portable device through a wireless communications network, comprising the steps of: sending GPS assistance information from the server ( | 2008-10-30 |
20080266175 | System and method for identifying individual loads of chopped forage in storage - Thus the field factors of crop, soil and harvest conditions that affect feeding quality or a quality analysis of the load can be associated with the forage as it is removed from storage and fed to livestock. | 2008-10-30 |
20080266176 | POWER AMPLIFIER ADJUSTMENT FOR TRANSMIT BEAMFORMING IN MULTI-ANTENNA WIRELESS SYSTEMS - One or more beamsteering matrices are applied to a plurality of signals to be transmitted via multiple antennas. The plurality of signals are provided to a plurality of power amplifiers coupled to the multiple antennas after applying the one or more beamsteering matrices to the plurality of signals. Signal energies are determined for the plurality of signals provided to the plurality of power amplifiers, and output power levels of the plurality of power amplifiers are adjusted based on the determined signal energies. | 2008-10-30 |
20080266177 | High Resolution, Arbitrary-Even-Order Direction Finding Method and Device - Method of high-resolution direction finding to an arbitrary even order, 2q (q>2), for an array comprising N narrowband antennas each receiving the contribution from P sources characterized in that the algebraic properties of a matrix of cumulants of order 2q, C | 2008-10-30 |
20080266178 | Planar Antenna for Mobile Satellite Applications - The invention relates to a microstrip patch antenna ( | 2008-10-30 |
20080266179 | ELECTRICAL CONNECTION ELEMENTS PROVIDED IN THE AMC STRUCTURE OF AN ANTENNA ARRANGEMENT - A portable communication device comprises an antenna arrangement having a radiating antenna element and a grounding layer comprising an AMC material structure facing the radiating antenna element. The AMC material structure includes at least one layer of patches connected to a smooth conducting layer using conducting vias and electrical connection elements that selectively interconnect patches in a layer with other elements of the AMC structure. In this way a low profile antenna arrangement is provided that allows the coverage of a broad frequency band and/or directivity. | 2008-10-30 |
20080266180 | Symmetrical uni-plated antenna and wireless network device having the same - The present invention discloses an antenna adapted for use in a wireless network device. The antenna includes a base and two antenna portions. Each antenna portion includes a radiation section and a ground section. The ground sections of the two antenna portions are connected with the same base and substantially perpendicular to the base. The radiation section is connected with the ground section and substantially parallel to the base with a difference in height formed between the radiation section and the base. The antenna is a single component integrally formed by stamping an electrically conductive thin metal plate, which not only facilitates fabrication thereof, but also the assembly of the antenna to a substrate of the wireless network device, thereby increasing the gain of the wireless network device along a vertical direction. | 2008-10-30 |
20080266181 | Antenna Arrangement - An antenna arrangement ( | 2008-10-30 |
20080266182 | Antenna device operable in multiple frequency bands - An antenna device usable in a radio apparatus having a printed board includes a ground conductor provided in the printed board, a fed partial element, a first branch element and a second branch element. The fed partial element is shaped as an area including a feed portion near an end of a first side of the area facing a side of the ground conductor, and a first branch portion and a second branch portion each near a portion of a fringe of the area other than the first side. The fed partial element may be fed at the feed portion. The first branch element branches off from the first branch portion and is folded back in a direction approaching the feed portion. The second branch element branches off from the second branch portion and is shaped in a direction close to the direction of the first branch element. | 2008-10-30 |
20080266183 | Skeleton equalizing antenna, RFID tag and RFID system using the same - The problems to be solved by the present invention are to provide an antenna which is applied to a wireless identification system wherein there is a long distance between a device to execute identification and a device attached to an object to be identified and which does not cause deterioration in aesthetic terms and covering of a meaningful symbol, and further to provide a wireless system using the antenna. According to the present invention, there are provided an antenna having a circularly polarizing function and a frequency equalizing function achieved by a grid structure having roughness and fineness around a feeding point and density which allows visible light to pass through, an RFID tag using the antenna, and an RFID system using the tag. | 2008-10-30 |
20080266184 | Antenna Device - A hinge portion is formed on the base portion. An antenna portion is attached to the hinge portion so as to be pivotable thereabout. The hinge portion includes a hinge base having a first shaft formed on one end thereof, a second shaft formed on the other end thereof, and a first protrusion formed on an outer periphery of the second shaft, and a hinge bush rotatably mounted on the first shaft and engaged with the antenna portion. The antenna portion is formed with a hole surrounding the outer periphery of the second shaft. A projection is formed on an inner periphery of the hole. The first protrusion is brought into contact with the projection when the antenna portion is pivoted so as to define a predetermined angle with respect to the base portion. | 2008-10-30 |
20080266185 | Complex antenna - A complex antenna includes a first antenna and a second antenna having a grounding element and an installing element sharing with the first antenna. The first antenna working in a WLAN (Wireless Local Area Network) comprises a first connecting element, a first radiating element and a second radiating element extending from the first connecting element in opposite direction. The second antenna working in a WWAN (Wireless Wide Area Network) comprises a second connecting element and at least three radiating elements extending from the second connecting element in different directions. | 2008-10-30 |
20080266186 | Ultra wideband antenna - A wideband antenna includes a ground element comprising an upper first side, a first metal sheet a short arm connecting to the first side of the grounding element and a long arm separated from the first side, a second metal sheet electrically connecting to the first metal sheet, a third metal sheet perpendicular to the second metal sheet, and a slot between the first side of the ground element and the long arm of the first metal sheet; wherein said slot, said second metal sheet and said third metal sheet work together to form an ultra wide resonant frequency. | 2008-10-30 |
20080266187 | ANTENNAS - An antenna comprises a first metal element, a second metal element, a third metal element, a ground element and a cable. The first metal element and the second metal element are connected to the ground element. The third metal element is disposed on the first metal element. The cable is coupled to the first metal element. The antenna has three different resonant frequencies (a first resonant frequency, a second resonant frequency and a third resonant frequency) for transmitting three signals in different frequency bands. | 2008-10-30 |
20080266188 | Radio Machine Antenna Device and Portable Radio Machine - An object of the present invention is to provide an antenna device for a radio apparatus in which the amount of energy (SAR) absorbed by a head of a human body can be reduced without lowering the power of radio waves transmitted during a call. There is provided a board | 2008-10-30 |
20080266189 | Symmetrical dual-band uni-planar antenna and wireless network device having the same - The present invention discloses an antenna adapted for use in a wireless network device. The antenna includes a base and two antenna portions. Each antenna portion includes a ground section, a radiation portion and a signal section. The ground sections of the two antenna portions are connected with the same base. The radiation portion is connected with the ground section. The radiation portion has a first radiation section and a second radiation section wherein an external arm of the first radiation section is extending beyond and along the outer edge of the second radiation section and is separate from the second radiation section at a distance. The signal section is connected with the radiation portion in the manner that the first radiation section and the second radiation section are respectively positioned at two opposite side and a free end of the signal section is separate from the base. The antenna is a single component integrally formed by stamping an electrically conductive thin metal plate, which not only facilitates fabrication thereof, but also the assembly of the antenna to a substrate of the wireless network device, thereby increasing the gain of the wireless network device along a vertical direction. | 2008-10-30 |
20080266190 | Tunable antenna device and radio apparatus - An antenna device configured to be fed at a feed portion included in a printed board of a radio apparatus is provided. The antenna device has a feed element connected to the feed portion. The antenna device has a first parasitic element at least a portion of which is arranged close and electrically coupled to at least a portion of the feed element. The first parasitic element is loaded with a first frequency shifter. The antenna device has a second parasitic element at least a portion of which is arranged close and electrically coupled to at least a portion of the feed element. The second parasitic element is loaded with a second frequency shifter. | 2008-10-30 |
20080266191 | Broadband Antenna For a Transponder of a Radio Frequency Identification System - A broadband antenna structure ( | 2008-10-30 |
20080266192 | METHODS AND SYSTEMS OF CHANGING ANTENNA POLARIZATION - Methods and systems of changing antenna polarization. At least some of the illustrative embodiments are systems comprising an antenna having a first feed point and a second feed point, an antenna communication circuit, and a switch assembly that selectively couples the antenna communication circuit to the first feed point, and that selectively couples the antenna communication circuit to the second feed point. The feed point (or group of feed points) is selected, for example, based on polarization of an electromagnetic wave to be radiated from or received by the antenna. | 2008-10-30 |
20080266193 | Antenna - An antenna has a 90-degree polarization separation between at least two antenna elements regardless of how a user adjusts the antenna, and yet enables the user to adjust the antenna for the best signal reception. The antenna has a pivotally adjustable structure that is configured to maintain the antenna elements at substantially a right angle with respect to each other, including a universal joint that enables the antenna to be rotated in mutually orthogonal planes. The user in one step can adjust the antenna for the best reception and simultaneously maintain optimum polarization separation between the main and the diversity antenna elements. | 2008-10-30 |
20080266194 | Slot Antenna with a Spiral Feed Element for Wireless Communication Devices - A slot antenna for short-range communications between wireless communication devices is described herein. The antenna comprises a radiating plate spaced from a ground plate. A slot in the radiating plate defines the resonant frequency of the antenna. A spiral feed element disposed beneath the slot and between the ground plate and the radiating plate feeds transmission signals to the antenna. The slot antenna may be used in any portable wireless communication device configured to transmit short-range wireless signals, such as Bluetooth® signals. | 2008-10-30 |
20080266195 | Waveguide Slot Array Antenna Assembly - To suppress a standing wave ratio within a waveguide to a lower value, and suppresses a grating lobe, the present invention provides a waveguide slot array antenna device, including a plurality of rectangular slots ( | 2008-10-30 |
20080266196 | WAVEGUIDE TO MICROSTRIP LINE COUPLING APPARATUS - Electrical coupling apparatus providing transition between a high radio frequency waveguide and a perpendicularly oriented microstrip line without use of a shorting cap fixes an open end of the waveguide perpendicularly to a dielectric substrate. The microstrip line is carried on the substrate and couples through a hole in the waveguide wall to a microstrip patch on the substrate within the waveguide having a resonance with the waveguide encompassing a predetermined high radio frequency bandwidth of signals to be conducted by the apparatus. A plurality of parallel conducting members form a via fence aligned with the waveguide wall and extending through the substrate to electrically connect the waveguide to a planar ground conductor that covers the opposite side of the substrate, including the area under the open end of the waveguide. | 2008-10-30 |
20080266197 | Double Structure Broadband Leaky Wave Antenna - A leaky wave antenna contains a first and a second leaky wave antenna structure back to back against each other. Each antenna structure comprises a dielectric body and an elongated wave carrying structure, such as a slot in a conductive ground plane. In each leaky wave antenna structure the body and wave carrying structure are mutually arranged to radiate a leaky wave from the wave carrying structure through the dielectric body, the leaky wave radiating at a respective angle to the wave carrying structure. The dielectric bodies of the first and second wave antenna structure adjoin each other in a common plane that is at said respective angles to the wave carrying structures of the first and second wave antenna structure respectively, so that the ground planes are at an angle with respect to each other. The respective wave carrying structures run over into each other at said common plane, the antenna comprising a feed arranged to excite waves in both the respective wave carrying structures together. In this way bandwidth limitations due to the feed structure are reduced. | 2008-10-30 |
20080266198 | Antenna grounding system and method - An antenna grounding system comprises an electronic device having at first member movably coupled to a second member, at least one cable extending between the first and second members and coupled to an antenna, and a clip having at least two fingers configured to receive the at least one cable therebetween and provide grounding for the at least one cable. | 2008-10-30 |
20080266199 | Adjustable antenna and methods - An adjustable monopole antenna especially intended for the mobile terminals. The adjusting circuit ( | 2008-10-30 |
20080266200 | Antenna assembly - An antenna assembly assembled in an electric device includes an inner antenna comprising a planar radiating element, a cover fixing the antenna on the electric device and comprising at least one protrusion to fix the radiating element. | 2008-10-30 |
20080266201 | Antenna for an electronic device - An electronic device comprises a housing having an antenna molded into the housing. | 2008-10-30 |
20080266202 | ANTENNA UNIT - An antenna unit has a first antenna operating at wireless telecommunication bands and a second antenna operating at wireless local area network bands. The first antenna has a first radiating conductor with a first feeding point defining opposite sides, a second, a third and a fourth radiating conductors extending from both sides of the first radiating conductor. A parasitic element defines opposite ends. One end of the parasitic element confronts the free end of the third radiating conductor. A trap circuit connects the fourth radiating conductor and the parasitic element. A second antenna has a third side, a fourth side and a stair-shape side. The connection of the sides of the second antenna forms a first protrusion with a second feeding point and a second protrusion confronting the first antenna. A slot is opened on the second antenna. A ground portion is spaced from the first radiating conductor and the first protrusion. | 2008-10-30 |
20080266203 | Cooled helical antenna for microwave ablation - A microwave antenna assembly including an elongated cooling jacket having proximal and distal ends and an inner lumen defined therebetween and a helical microwave antenna member disposed within at least a portion of the elongated cooling jacket and having an inner and outer conductor, the inner conductor disposed within the outer conductor, wherein at least a portion of the inner conductor extends distally from the outer conductor and forms at least one loop; and wherein the inner conductor is configured to deliver microwave energy. | 2008-10-30 |
20080266204 | Method, Device and System for Creating Images, Text and Information that are Visible Under Incident Light | 2008-10-30 |
20080266205 | Method and apparatus for a dockable display module - An electronic device comprising a plurality of onboard displays, wherein at least one of the onboard displays is removable from the electronic device, and wherein the at least one of the onboard displays aggregates and displays information received from a plurality of electronic devices. | 2008-10-30 |
20080266206 | Modular System for a Display Panel Assembly - A modular system for a display panel assembly includes modular frame members connectable to form a network. Bus bars are connectable to the frame members and are configured to at least partially support the frame members in a row or column of frame members in the network. Modular display units are connectable to the frame members to form a display panel assembly. | 2008-10-30 |
20080266207 | Display Device and Related Driving Method Using Low Capacity Row Buffer Memory - In a method for driving a display device, an address counter is used for generating a plurality of address variables corresponding to data of a scan line. Next, an address mapping circuit generates a first target address by data-mapping an address variable, and generates a second target address by data mapping data stored in an address look-up table memory. Subsequently, a row buffer memory accesses data corresponding to a first scan line based on the first target address, and accesses data corresponding to a second scan line based on the second target address. | 2008-10-30 |
20080266208 | Image transmission control system, wrighting device, transmitter and computer readable medium - An image transmission control system includes: a displaying medium that forms an image so as to be rewritten in accordance with an external writing force and displays the formed image even after the external writing force is removed; a writing device including: a first communication unit that is adaptable to at least two kinds of communication systems selected from a wired communication system and a plural kinds of wireless communication systems having different communication distances; and a writing unit that applies the external writing force based on image information received by the first communication unit to the displaying unit to write the image; and a transmitter including: a second communication unit that is adaptable to the plural kinds of communication systems of the first communication unit; and a selecting unit that selects a communication system transmitting the image information to the writing device in accordance with information for instructing to transmit the image information. | 2008-10-30 |
20080266209 | DISPLAY DEVICE - A display device includes a display module and a magnetic bar. The display module includes a plurality of display cells. Each display cell includes an LED module, a supporting member located a side of the LED module and supporting the LED module and a control device disposed in the supporting member. The control device includes a switch connecting with the LED module and a magnet received in the supporting member. The LED module connects with poles of a power. When the magnetic bar moves towards or away from the display module, a magnetic force is generated between the magnet and the magnetic bar to control the magnet moves adjacent to or away from the LED module to illumine or quench the LED module. | 2008-10-30 |
20080266210 | NON-RECTANGULAR DISPLAY APPARATUS - Disclosed is a display apparatus comprising an active matrix display section including a plurality of signal lines and scan lines, arranged in a matrix on a substrate, and a plurality of pixels and active elements arranged at intersections of the signal and scan lines, a scan line driving circuit for driving the scan lines and a signal line driving circuit for driving the signal lines. The display section has a non-rectangular shape. The active elements that make up the scan line driving circuit and/or the signal line driving circuit are formed by the same manufacturing process as that for forming the active elements in the active matrix display section. The scan line driving circuit and/or the signal line driving circuit are each a set of circuit units having the same function. These circuit units are arranged to conform to and extend around the outer circumference of the non-rectangular display section. | 2008-10-30 |
20080266211 | Plasma Display Panel, Plasma Display Device, and Method for Driving Plasma Display Panel - A priming discharge is generated simultaneously in two adjacent priming discharge cells, and an address operation is performed sequentially in the main discharge cells in the odd rows of the four rows of main discharge cells which are adjacent to the priming discharge cells. After completion of the address operation in all main discharge cells in the odd rows, the priming discharge cells are once initialized. A priming discharge is generated again in the priming discharge cells, and an address operation is performed sequentially this time in the main discharge cells in the even rows which are adjacent to the priming discharge cells. This provides a PDP and a plasma display device which can stably generate an address discharge without narrowing the driving voltage margin of an address operation and reduce the number of driving circuits required for driving the priming electrodes, and also provides a method for driving the PDP. | 2008-10-30 |
20080266212 | PLASMA DISPLAY APPARATUS AND DRIVING METHOD THEREOF - A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel including first and second scan electrode groups, a voltage supply unit supplying a scan bias voltage and a scan voltage, first and second charge delay units that receive the scan bias voltage from the voltage supply unit and supply the scan bias voltage to the first and second scan electrode groups, first and scan signal supply units, and first and second voltage return units. The first scan signal supply unit receives the scan voltage, supplies a scan signal, of which a lowest voltage is the scan voltage, to one scan electrode belonging to the first scan electrode group, and allows the other scan electrodes to be floated. | 2008-10-30 |
20080266213 | PLASMA DISPLAY DEVICE AND AUTOMATIC POWER CONTROL METHOD FOR GENERATING ADDRESS DATA OF PLASMA DISPLAY DEVICE - According to one embodiment, a plasma display device has a plurality of pixels for displaying images during frames using an input video signal, each of the frames being divided into a plurality of sub-fields, each of the sub-fields including a reset period, an address period, and a sustain discharge period, and the images having gray levels according to combined brightness weights of the sub-fields. The plasma display device includes an address power controller for reducing the gray level of a first pixel of the pixels by decreasing a sum of the brightness weights of the sub-fields, and for increasing the gray level of a second pixel of the pixels by increasing a sum of the brightness weights of the sub-fields, the second pixel being adjacent to the first pixel and the gray level of the second pixel being lower than the gray level of the first pixel. | 2008-10-30 |
20080266214 | SUB-PIXEL CURRENT MEASUREMENT FOR OLED DISPLAY - An active matrix drive system drives an emissive display device such as an organic light-emitting diode display and is configured to measure sub-pixel current in the emissive display device. One or more power column power lines of the emissive display device are turned off while sub-pixel current is measured. As a result, the sub-pixel current is relative large compared to the background current of the emissive display device, which facilitates accurate measurement of the sub-pixel current. | 2008-10-30 |
20080266215 | Organic light emitting display and driving method thereof - Disclosed is an organic light emitting display of improved an image quality. The organic light emitting display includes a frame memory for storing a data to correspond to a write clock and outputting the data stored according to a read clock; a signal generation unit for supplying the read clock; a data driver for converting the data, supplied from the frame memory, into a data signal and supplying the converted data signal to data lines; a scan driver for supplying a scan signal to scan lines; and pixels arranged near crossing points between the scan lines and the data lines, wherein the read clock has a higher frequency than the write clock. | 2008-10-30 |
20080266216 | Organic light emitting display and driving method thereof - An organic light emitting display including a plurality of pixel circuits and a data driver, the organic light emitting display including a power supplier electrically coupled to the organic light emitting display panel, a voltage detecting unit electrically coupled to the organic light emitting display panel and adapted to detect a voltage supplied from the power supplier, and a controller electrically coupled to the voltage detecting unit and adapted to output a control signal to at least one of the power supplier and the data driver based on the detected voltage. | 2008-10-30 |
20080266217 | DRIVING INTEGRATED CIRCUIT, LIQUID CRYSTAL DISPLAY, DISPLAY SYSTEM AND METHOD OF DRIVING AN INTEGRATED CIRCUIT - A driving IC including; an interface unit which receives an external data signal from the outside and outputs an internal data signal, at least one reference voltage output unit which receives the internal data signal and outputs a first reference voltage corresponding to the internal data signal, and at least one common voltage output unit which receives a voltage from a common electrode and the first reference voltage, compares the first reference voltage and the voltage from the common electrode, and which outputs a common voltage based on the comparison result. | 2008-10-30 |
20080266218 | LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF - An LCD panel including scan lines, data lines, first common lines, second common lines and pixels electrically connected to the scan lines and the data lines is provided. Each pixel has a first display region and a pair of second display regions when the pixels are driven. The first display region and the pair of the second display regions of each pixel are coupled by the first common lines and the second common lines, respectively so as to display different levels of brightness. Besides, the first display region and the second display regions of each pixel are aligned in a column direction, and the first display region of each pixel is disposed between the pair of the second display regions. | 2008-10-30 |
20080266219 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes data lines extending in a first direction, gate lines extending in a second direction between a first side and a second side of the liquid crystal display and crossing the data lines, and common voltage lines crossing the data lines and parallel with the gate lines. The gate lines include even gate lines coupled to a gate driver at near the first side and odd gate lines coupled to the gate driver at near the second side. The common voltage lines include even common voltage lines coupled to a common voltage supplier at near the second side and odd common voltage lines coupled to the common voltage supplier at near the first side. | 2008-10-30 |
20080266220 | Scan driver - A scan driver for a liquid crystal display (LCD) includes first and second address logic units, first and second level shifters and a decoder. The first address logic unit enables an i | 2008-10-30 |
20080266221 | Interface Apparatus and Method - An interface apparatus and method are provided. The interface apparatus includes a level detecting unit detecting a level of an inputted control signal, a counter unit increasing or decreasing a count value according to the level detected in the level detecting unit, and a driving control unit outputting a driving control information mapped into a count value of the counter unit. | 2008-10-30 |
20080266222 | Liquid crystal display having common voltage compensating circuit and driving method thereof - An exemplary liquid crystal display ( | 2008-10-30 |
20080266223 | IMAGE DISPLAY DEVICE AND IMAGE DISPLAY APPARATUS - An image display device including: a pixel group formed by arranging a plurality of pixels; a driver circuit configured to supply an image signal to each pixel in the pixel group; and a switch circuit configured to shift a destination to which the image signal is supplied in a unit of a pixel pitch by circuit switching for bus lines for transmitting the image signal from the driver circuit to each pixel in the pixel group. | 2008-10-30 |
20080266224 | Color-Sequential Display Device - A display arrangement comprises a plurality of pixel elements (FLCD) that have controllable light-transfer characteristics. A display driver controls the plurality of pixel elements in accordance with a color component (R) during a control interval (TO) that is assigned to the color component. The display driver causes a color-light source (RL | 2008-10-30 |
20080266225 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A liquid crystal display device and a method of driving the same are discussed. The liquid crystal display device according to an embodiment comprises a liquid crystal panel including a plurality of pixel units arranged in a matrix configuration; red, green and blue pixel cells provided in the pixel units respectively; a data driver to supply data to pixel cells included in each pixel unit, so as to realize the adjacent pixel units displayed with black and white; and a gate driver to drive the pixel cells included in each pixel unit, so as to make the green pixel cell in the pixel unit of displaying the white supplied with corresponding data under condition of that a data line connected to the corresponding green pixel cell is previously charged with the data corresponding to the pixel cell included in the pixel unit of displaying the black. | 2008-10-30 |
20080266226 | DISPLAY DEVICE - A display device includes a display panel assembly and a backlight assembly. The display panel assembly includes a main panel unit and a sub panel unit facing the main panel unit. The backlight assembly emits light to the display panel assembly. The main panel unit includes a color filter and displays an image in chromatic and achromatic colors, and the sub panel unit displays an image only in an achromatic color. | 2008-10-30 |
20080266227 | METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, AND ELECTRONIC DEVICE - An object of the present invention is to provide a driving method of a liquid crystal display device for improvement of image quality and a liquid crystal display device in which the driving method is used. One frame period is divided up into an n (n: integer, n≧3) number of periods (hereinafter referred to as subframe periods). Furthermore, a voltage is applied to a liquid crystal so as to correct for a loss in luminance resulting from response speed of the liquid crystal. The voltage for correction is applied during subframe periods other than the first subframe period. | 2008-10-30 |
20080266228 | BOOSTER POWER SUPPLY CIRCUIT THAT BOOSTS INPUT VOLTAGE - A first control switch is connected between a first terminal to which one terminal of a first boosting capacitor element is connected and a supply node of an input voltage. A second control switch is connected between a second terminal to which the other terminal of the first boosting capacitor element is connected and the supply node of the input voltage. A first switch element is connected between a third terminal to which one terminal of a second boosting capacitor element is connected and at which an output voltage is generated and the first terminal. A second switch element is connected between a node of a reference voltage side of the input voltage and the second terminal. A control circuit detects the output voltage and controls the first and second control switches to obtain the desired output voltage on the basis of a detection result. | 2008-10-30 |
20080266229 | PIXEL STRUCTURE AND DRIVING METHOD THEREOF - A pixel structure includes a first scan line, a second scan line, a third scan line, a data line, a first thin film transistor (TFT), a second TFT, a third TFT, a first pixel electrode and a second pixel electrode. Particularly, the second scan line and the third scan line are electrically connected with each other. The first TFT is electrically connected with the first scan line and the data line. The second TFT is electrically connected with the first TFT and the second scan line. Furthermore, the third TFT is electrically connected with the third scan line and the data line. In addition, the first pixel electrode and the second pixel electrode are respectively electrically connected with the second TFT and the third TFT. | 2008-10-30 |
20080266230 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a first substrate; a second substrate which faces the first substrate and comprises a common electrode; and a liquid crystal layer located between the first and second substrates, the first substrate comprises: a data line and a gate line which cross each other; and a pixel electrode which is bent at least once and comprises a first sub-pixel electrode and a second sub-pixel electrode which are separated from each other, the first sub-pixel electrode is extended along the direction of the data line, the second sub-pixel electrode comprises a first part located on the right side of the first sub-pixel electrode and a second part located on the left side of the first sub-pixel electrode, and the data line comprises a first data line passing through the first part and a second data line passing through the second part. | 2008-10-30 |
20080266231 | Digital-to-analog converter circuit including adder drive circuit and display - A digital-to-analog conversion circuit includes a gradation voltage generation circuit, a most-significant-bits decoder circuit, a least-significant-bits decoder circuit and a calculation circuit. The gradation voltage generation circuit generates multiple main voltages corresponding to most significant bits of the inputted data, and multiple sub voltages corresponding to least significant bits of the inputted data. The most-significant-bits decoder circuit selects one of the main voltages in accordance with the most significant bits, and the least-significant-bits decoder circuit selects one of the sub voltages in accordance with the least significant bits. The calculator circuit performs calculation processing by use of a first main voltage selected by the most-significant-bits decoder circuit, a first sub voltage selected by the least-significant-bits decoder circuit, and a reference voltage. | 2008-10-30 |
20080266232 | LCD and display method thereof - A LCD includes a first data line, a second data line and a third data line arranged sequentially, a first scan line, a second scan line and a third scan line arranged sequentially, and a pixel array. The pixel array includes a first pixel, a second pixel, a third pixel and a fourth pixel. The first pixel has a first transistor coupled to the first data line and the second scan line. The second pixel has a second transistor coupled to the second data line and the first scan line. The third pixel has a third transistor coupled to the second data line and the second scan line. The fourth pixel has a fourth transistor coupled to the third data line and the third scan line. | 2008-10-30 |
20080266233 | Liquid crystal panel and liquid crystal display device including the same - A liquid crystal panel includes a first type pixel and a second type pixel that are formed adjacent to each-other. The first type pixel has a first layout of respective first and second sub-pixels, and the second type pixel has a second layout of respective first and second sub-pixels. The first layout is different from the second layout such that the liquid crystal panel is driven according to dot inversion with alternating first and second sub-pixels determining the image displayed on the liquid crystal panel for preventing vertical faults. | 2008-10-30 |
20080266234 | Shift register and liquid crystal display using same - An exemplary shift register includes plural shift register units (S | 2008-10-30 |
20080266235 | METHODS AND SYSTEMS FOR ADJUSTING BACKLIGHT LUMINANCE - A display system is provided, the display system having a processor and a Liquid Crystal Display (LCD) coupled to the processor. The display system also includes a backlight for the LCD panel, the backlight having an adjustable backlight luminance. The processor causes a plurality of successive image frames to be displayed on the LCD panel. The backlight luminance is selectively adjusted for each of the image frames. | 2008-10-30 |
20080266236 | Driving method of liquid crystal display device having dynamic backlight control unit - A dynamic control method for controlling backlight module of liquid crystal display (LCD) comprises steps of: receiving a frame data which is transferred to the LCD and consists a plurality of raw grayscale level; processing a statistical analysis for distribution of the plurality of raw grayscale level; and transferring a plurality of corrected grayscale level which is resulted from the statistical analysis corresponding to the raw grayscale level to the backlight control unit and a data modification simultaneously, wherein the backlight control unit uses the plurality of corrected grayscale level to modify brightness of backlight module and the data modification uses the plurality of corrected grayscale level to compare with the plurality of raw grayscale level for accurate display performance, so that the electrical power consumption is reduced and image quality is enhanced. | 2008-10-30 |
20080266237 | Method for driving a circuit of a field emission backlight panel - This present invention relates to a method for driving a circuit of a field emission backlight panel. A group of driving signals with phase shift is sent to a plurality of emitters of a field emission display panel to control the emitters to emit electrons alternately. Therefore, the lighting area of the field emission display panel is increased, and so are the brightness and the uniformity thereof. | 2008-10-30 |
20080266238 | SYSTEM AND METHOD FOR AUTOMATICALLY ADJUSTING LUMINANCE OF BACKLIGHT SOURCE - The present invention relates to a backlight-source-luminance auto-adjusting system including a backlight source, a photosensitive element being mounted on the backlight source for converting a light signal into an electric signal; an amplification/conversion circuit for amplifying a received analog signal and converting the analog signal into a digital signal; a control circuit for receiving a signal sent by the amplification/conversion circuit and adjusting the backlight source; and a device operating board. The present invention also relates to a backlight-source-luminance auto-adjusting method comprising: receiving a light signal of a backlight source and converting the light signal into an electric signal to be amplified and then converted into a digital signal; comparing a current value corresponding to the digital signal with a qualified current value corresponding to a set luminance of the backlight source; and controlling an output voltage of a control circuit and adjusting the backlight source, according to the comparison result. The backlight-source-luminance auto-adjusting system and method of the present invention can change the existing manually adjusting manner, improve the stability of backlight source luminance, realize automatic turning on and off of the backlight source, and slow aging of the device. | 2008-10-30 |
20080266239 | Imaging device having display brightness control function - A control unit controls brightness of a liquid crystal display unit such that the brightness becomes darker as a distance between an electronic view finder and an operator measured by a distance measuring sensor becomes shorter. With this structure, even if the operator takes his or her eye off from the electronic view finder, the liquid crystal display unit is not switched from an OFF state to an ON state. Therefore, it is possible to prevent the brightness of the liquid crystal display unit from becoming burdensome to an operator when the eye of the operator approaches the electronic view finder. | 2008-10-30 |
20080266240 | Apparatus and method for contrast control - An apparatus for contrast control and an associated method are provided. The apparatus can adjust the backlight brightness for a white or black frame to enhance the contrast of a display device, and keep the backlight brightness at a suitable level for other frames to avoid lowering the contrast of a single frame. The apparatus includes a frame detection unit and a backlight control unit. The frame detection unit detects whether an input frame is a white or black frame, and outputs a corresponding detection signal; the backlight control unit generates a backlight control signal according to the detection signal, thereby controlling the brightness of a backlight source of the display device. | 2008-10-30 |