Abstract: An antenna structure (106) comprising a first electrically conductive element (102) having a first end and a second end, a second electrically conductive element (103) having a first end and a second end, and a coupling structure (104) short-circuiting the first electrically conductive element (102) with the second electrically conductive element (103) by means of electrically connecting the electrically conductive elements (102, 103) at positions between the first and the second ends, wherein an integrated circuit (105) is connectable between the first end of the first electrically conductive element (102) and the first end of the second electrically conductive element (103).

Abstract: An antenna apparatus utilizing an aperture of transmission line, which is connected to a first transmission line having a predetermined characteristic impedance, includes a tapered line portion, and an aperture portion. The tapered line portion is connected to one end of the transmission line, and the tapered line portion includes a second transmission line including a pair of line conductors. The tapered line portion keeps a predetermined characteristic impedance constant and expands at least one of a width of the transmission line and an interval in a tapered shape at a predetermined taper angle. The aperture portion has a radiation aperture connected to one end of the tapered line portion. A size of one side of the aperture end plane of the aperture portion is set to be equal to or higher than a quarter wavelength of the minimum operating frequency of the antenna apparatus.

Abstract: An antenna array includes five grounding plates, a signal transmission part, two radiation conductors, and a signal feed cable. The first and fifth grounding plates located at the same plane are substantially perpendicular with the second and fourth grounding plates respectively. The second and fourth grounding plates respectively connected to the first and fifth grounding plates extend with the same direction and have two holes or grooves. The third grounding plate connected between the second and fourth grounding plates is substantially perpendicular with the second and fourth grounding plates. The signal transmission part passing through the two holes or grooves is substantially perpendicular with the second and fourth grounding plates. The signal transmission part is connected between the two radiation conductors. The signal feed cable includes a central conductor connected to the signal transmission part and an outer conductor connected to the third grounding plate.

Abstract: An antenna having a cylindrical shaped dielectric core region that defines top, bottom, and side surfaces. Two laterally opposed conductive linking tracks are provided at the top or bottom surface and connect to respective groups of conductive antenna elements which extend across the top (or bottom surface) and at least partially down (or up) the side surface. A balun having two input terminals and two output terminals is provided at the top (or bottom) surface such that a feed line having two conductors extending from outside of the antenna connect respectively to the input terminals and the output terminals each connect respectively to a linking track.

Abstract: An antenna array core comprising a plurality of microwave modules, a control layer, a mounting layer, and a signal distribution layer. The control layer is capable of distributing control signals to the plurality of microwave modules. The plurality of microwave modules are attached to an upper surface of the mounting layer and the mounting layer is made from a heat conductive material capable of cooling the plurality of microwave modules. The signal distribution layer is located below the mounting layer, wherein the signal distribution layer is capable of transmitting microwave signals to the plurality of microwave modules and wherein the arrangement of the plurality of microwave modules on the mounting layer, the control layer, and the wave distribution network form a layered architecture for the antenna core. The architecture is a balance between, size, thermal control, manufacturability, cost, and performance so as to be a unique solution.

Abstract: An antenna radome is associated with an antenna and comprises a plurality of radome elements arranged in an array. Each radome element comprises a dielectric substrate on which an upper surface is provided with a first fractal inductor layout and a lower surface is provided with a second fractal inductor layout. The second fractal inductor layout comprises a first inductor and a second inductor. The first inductor and second inductor are associated to accumulate charges so as to increase radiation directionality of the antenna.

Abstract: The present invention provides an embedded antenna. It is to form meanders on a radiating element of the embedded antenna for dividing the resonant length of the radiating element into several short resonant length to extend the bandwidth of the radiating element. It is also to form meanders on the radiating element to extend the resonant length. This design can minimize the size of the embedded antenna and achieve the same as performance of a larger size antenna.

Abstract: A switch designs having very low insertion loss, in which the insertion loss remains the same regardless of the number of inputs. A plurality of inputs are structured for receiving electromagnetic radiation signal having a wavelength ?. A plurality of switches, e.g., PIN diode switches, are coupled to a respective input. A main conductor is coupled to an output. A plurality of leg conductors are coupled at one end to the main conductor and at other end to a respective switch from the plurality of switches, wherein each of the leg conductors has a length substantially equal to n?/2, wherein n is a whole natural number.

Abstract: In accordance with an embodiment, a phased array antenna system includes a printed wiring board formed in rhombic shape that accommodates requirements for low observability and a beam forming network located within the printed wiring board. The beam forming network is located over substantially the entire printed wiring board. The embodiment includes connectors located on the backside of the printed wiring board. The back side connectors allow the array architecture to expand to include more subarrays and therefore allowing for more beam forming elements in a full size array than conventional phased arrays.

Abstract: A system consisting of a plurality of terminals storing image data and an image displaying device which are connected with each other through a network capable of two-way communication has the disadvantage of decreasing in throughput on account of slow image data transfer over the network. The image displaying device performs two-way communications with each of the terminals by a communication means at the display device side. Also, the image displaying device acquires image data from a relevant terminal while instructing other terminals to suspend transmission by the image data acquisition controlling means, thereby suspending transmission of image data. The image displaying device displays images by the image displaying means based on the thus acquired image data.

Abstract: The placement of a physical object at a location on a surface is detected. A virtual shadow for the physical object is displayed at the location on the surface.

Abstract: A projector which displays an image by projecting a projection image onto a projection surface, includes: a fixed pixel display device for displaying the projection image in a predetermined vertical period; and an image processing device for generating the projection image in the vertical period, wherein the image processing device includes: a resolution converter which, by converting a resolution of an input image in the vertical period, generates and transmits a display image having a desired resolution; a projection distortion corrector which receives the display image, and generates the projection image by correcting the display image in the vertical period in such a way as to correct a projection distortion occurring due to a projection angle with respect to the projection surface when projecting the projection image; and a display image input/output controller which controls the reception of the display image from the resolution converter and the transmission thereof to the projection distortion correct

Abstract: A method of resetting a plasma display panel includes a wall charge accumulation operation and a wall charge distribution operation. In the wall charge accumulation operation, the voltage applied to second display electrode lines is gradually increased to reach a first voltage. In the wall charge distribution operation, while the voltage applied to the first display electrode lines is maintained at a second voltage lower than the first voltage, the voltage applied to the second display electrode lines is gradually decreased to reach a third voltage lower than the second voltage and address electrode lines are electrically floated.

Abstract: A technique capable of suppressing or preventing generation of flickers (blinks) by a sustain period control as well as capable of ensuring or enhancing display quality in a PDP device. The PDP device adjusts a sustain pulse of the sustain period for every subfield by selecting a combination of one or more than one cycle so that start and end timings of a field in fields before and after change are almost the same according to a display load ratio of the subfield of the field. Field weighted emission center positions then becomes almost the same, and flickers and the like are suppressed.

Abstract: An electro-luminescence display having a plurality of pixels is disclosed. One of the pixels of the electro-luminescence display includes an electro-luminescence diode electrically connected between first and second voltage sources; first and second thin film transistors adjusting an amount of current flowing to the electro-luminescence diode; and a control circuit complementarily operating the first and second thin film transistors in an active mode and a refresh mode.

Abstract: An organic light emitting diode (OLED) display device minimizes a threshold voltage variation of a drive transistor in a pixel circuit, increases an aperture ratio, and minimizes power consumption by applying a same range of data voltages to respective pixels. The OLED display device includes a first capacitor electrically connected between a first node and a power supply line; and a second capacitor electrically connected between the first node and a second node, wherein capacitances of the first and second capacitors are different from each other and adjustable.

Abstract: The invention provides an electro-optical apparatus that can prevent a shift in a threshold voltage of an amorphous silicon transistor while driving an organic EL device in a pixel circuit including the amorphous silicon transistor. A characteristic-adjustment circuit can be provided, which has a function of returning a shift in the threshold voltage of the amorphous silicon transistor included in the pixel circuit to the original state.

Abstract: A transistor circuit is provided including a driving transistor where conductance between the source and the drain is controlled in response to a supplied voltage, and a compensating transistor where the gate is connected to one of the source and the drain, the compensating transistor being connected so as to supply input signals to the gate of the driving transistor through the source and drain. In a transistor circuit where conductance control in a driving transistor is carried out in response to the voltage of input signals, it is possible to control the conductance by using input signals of a relatively low voltage and a variance in threshold characteristics of driving transistors is compensated. With this transistor circuit, a display panel that can display picture images with reduced uneven brightness is achieved.

Abstract: A flexible LED screen includes a flexible printed circuit board having a front surface and a rear surface, a plurality of SMT-LEDs mounted on the front surface of the flexible printed circuit board, and a plurality of integrated circuits mounted on the rear surface of the flexible printed circuit board.

Abstract: An apparatus for generating a VCOM voltage in a display device includes first and second buffer amplifiers and a charge pump. The first buffer amplifier is biased with high and low rail voltages for generating the VCOM voltage. The second buffer amplifier generates the high rail voltage at an output node not connected to an external capacitor. The charge pump generates the low rail voltage by charge pumping directly from an external power supply voltage. Alternatively, a charge pump and a comparator are used for generating the VCOM voltage at an output of the charge pump. The comparator generates a charge pump control signal from comparing the VCOM voltage with a reference voltage.

Abstract: According to one embodiment, there is provided a computer including a display to display a video in one of a normal mode in which the video is displayed according to a progressive scheme and a multi-field drive mode in which the video is displayed according to an interlace scheme, and a control device to supply specification information specifying one of the normal mode and the multi-field drive mode, to the display.

Abstract: A shift register circuit has a plurality of shift pulse generation circuits, and a scanning voltage generation circuit has a plurality of base circuits. The base circuits are presented with a first shift pulse generated by a shift pulse generation circuit, and a scanning line clock. The base circuits have a first transistor in which the first shift pulse is input to a first electrode, and a first power supply voltage is input to a control electrode; and a second transistor in which a control electrode is connected to a second electrode in the first transistor, a scanning line clock is input to the first electrode, and the second electrode is connected to a scanning voltage output terminal. The base circuits output a selected scanning voltage synchronized with the scanning line clock from the scanning voltage output terminal when the first shift pulse is at a first voltage level.

Abstract: A liquid crystal display comprising: a receiver for receiving power and differential signal; a backlight power supply which supplies the power to a backlight unit; a power-off sensor which senses power-off of the backlight power supply and distorts one of the differential signals; and a controller which senses the distortion of the differential signal and generates an after-image removing gray-scale signal.

Abstract: A driving method for an LCD panel includes generating a sequence, generating a plurality of gate driving signals, determining a gate-on sequence of the plurality of gate driving signals according to the sequence, and driving pixels of the LCD panel using the plurality of gate driving signals according to the gate-on sequence for displaying images.

Abstract: A liquid crystal display (LCD) device includes a liquid crystal panel, a gate driver, gate lines, a data driver, and a scanning controlling circuit. The gate driver is configured for providing scanning signals to the gate lines. The scanning controlling circuit is connected between the gate driver and the gate lines and controls the gate driver to scan the odd-row gate lines in a first half-frame time, and scan the even-row gate lines in a second half-frame time.

Abstract: A common voltage driving circuit of a liquid crystal display, includes: a clock signal input unit that comprises a plurality of transistors and inputs first and second clock signals according to a gate output voltage; an output node voltage controller that comprises a plurality of transistors and condensers and changes voltages of positive and negative polarity output nodes by the first and second clock signals and first to third gate output voltages; an initialization voltage supply unit that comprises a plurality of transistors and supplies an initialization voltage of the output node voltage controller; and a common voltage output unit that comprises a plurality of transistors and a single condenser and prevents the voltages of the positive and negative polarity output nodes from being changed by using the condenser in alternately outputting higher and lower common voltages according to the voltages of the positive and negative polarity output nodes.

Abstract: A liquid crystal display includes a liquid crystal display panel including a plurality of data lines, a plurality of gate lines crossing the plurality of data lines, and a plurality of liquid crystal cells defined as a first and second liquid crystal cell groups, a data driving circuit to supply a data voltage to the data lines in response to a polarity control signal, a gate driving circuit to supply a scanning pulse that swings between a gate high voltage and a gate low voltage to the gate lines, a first logic circuit to generate the polarity control signal differently for each frame period to maintain a polarity of the data voltage charged in the first liquid crystal cell group, and to invert one time a polarity of the data voltage charged in the second liquid crystal cell group for two frame periods, and a second logic circuit to control the gate driving circuit to decrease the gate high voltage of the scanning pulse to a modulated voltage between the gate high voltage and the gate low voltage for a prede

Abstract: An exemplary liquid crystal display (300) includes a liquid crystal panel (301) receiving reference voltages; and a polarity resetting circuit (354) receiving display signals from external circuit and resetting the received display signals to attain resetted display signals, which makes the voltage difference between the resetted display signals and the previous frame display signals smaller than that between the corresponding received display signals and the previous frame display signals.

Abstract: An active matrix display device has a column driver circuit for providing pixel drive signals to columns of pixels, and comprising current source circuits. Each current source circuit has a supply switch (78) for controlling the time during which the current source supplies current to or drains current from the column. A mapping means (74) derives from a pixel drive level a digital value which represents a time period for the control of the supply switch (78) of each current source circuit. The mapping means (74) implements a single mapping function for use in providing the digital values for all current source circuits. Having a current source circuit for each column facilitates the application of inversion patterns. The conversion of pixel drive levels to values representing time is carried out in a shared manner, so that the required area is kept to a minimum.

Abstract: There is described a display product (10) suitable for use in bedrooms, the display product (10) being arranged to provide a “night-light” facility. The display product (10) includes a display (20). Moreover, the display product (10) includes processing circuits (40, 50, 70, 80) for receiving one or more image signals and presenting the images on the display (20). Furthermore, the display product (10) comprises controlling circuits (100, 110, 120) for selectively switching operation of the display product (10) between a first display product mode of operation (MD1) during which program content is presented on the display (20) and a second night-light mode of operation (MD2) during which the display product (10) is operable to function at reduced power to provide night-light illumination from the display (20). Preferably, color and/or brightness of the display (20) when operating in the second mode (MD2) is user-selectable. Conveniently, the display (20) includes a back-lit liquid crystal display (LCD).

Abstract: There is provided a liquid crystal display. The liquid crystal display includes a TFT-LCD panel having any one of a variety of shapes including a circular shape, an elliptical shape, a circular arc shape, and a shape with an angle other than 90°; a plurality of straight light sources disposed at a rear side of the TFT-LCD panel and having a different length according to the shape of the TFT-LCD panel; and an inverter and a transformer connected to one terminal of each light source, wherein the inverter induces a same current to the light sources having a different length and the transformer supplies a boosted voltage lo dependent on the length of each light source to the light source so that luminance is uniform.

Abstract: A method of driving plane light is used in a liquid crystal display. A plane light device includes a first substrate, a frame, a second substrate, a fluorescent layer, a plurality of spacers, and an outer electrode layer. A plane chamber is formed between the first substrate and the second substrate to filling mixed gases therein. The outer electrode layer includes a plurality of independent electrode pairs. The mixed gas is discharged by the fluorescent layer to produce a plurality of corresponding light emitting regions after driving respectively the plurality of electrode pairs. The plurality of light emitting regions have interval lines parallel or perpendicular to scanning lines of the liquid crystal display. The plurality of light emitting regions are opened synchronously, in series or alternately. The image blurry phenomenon displayed in the LCDs will be effectively improved caused by slow response of LCD's cells.

Abstract: A display driver driving a display panel according to inputted display data comprises: a first circuit changing brightness of a display image by conversion of the display data based on a first reference value and a second reference value, the first reference value being a display data value at a first position in an upper part of a histogram of the inputted display data, and the second reference value being a display data value at a second position in a lower portion of the histogram; a second circuit changing brightness of a illuminating device illuminating the display panel based on the first reference value; and a control circuit performing a processing of making the brightness of the display image high by the first circuit and a processing of making the brightness of the illuminating device low by the second circuit in correlation with the brightness of the display image.

Abstract: A display apparatus includes a first substrate provided with a plurality of closed containers, a fluid filled in the closed containers, a plurality of positively charged particles which have a relative dielectric constant different from the fluid and are dispersed and held in the fluid, a plurality of negatively charged particles which have a same color as the positively charged particles and a relative dielectric constant different from the fluid and are dispersed and held in the fluid, and a pair of electrodes for generating an electric field in the closed containers. The display apparatus displays an image formed by a positional distribution of positively and negatively charged particles in each of the closed containers.

Abstract: According to some embodiments of the present invention, there is provided an interface apparatus for a multi-application electronic device, including a human interface surface having integrated presentation and sensing elements, such that the device has substantially full functionality for substantially all applications without the use of other human interfaces.

Abstract: Provided is a computer mouse including a grip portion having a flat bottom surface and a longitudinal central grip axis; a grip central point located at the center of the longitudinal central grip axis; the grip portion standing on a surface on which the computer mouse moves; a vertical axis perpendicular to the surface and including the central point; a sensor portion which includes a sensor having a sensor central point located at the center of the sensor; the sensor being located distant in a forward direction from the grip portion; a vertical plane containing the vertical axis and the sensor central point; wherein the longitudinal central axis is angled from the vertical axis and tilted to the left or right with reference to the forward direction; a bottom grip point defined by the intersection between the vertical axis and the bottom surface; and wherein the bottom grip point is located substantially at the center of the bottom surface.

Abstract: Low-cost haptic interface device implementations for interfacing a user with a host computer. A haptic feedback device, such as a mouse or other device, includes a housing physically contacted by a user, and an actuator for providing motion that causes haptic sensations on the device housing and/or on a movable portion of the housing. The device may include a sensor for detecting x-y planar motion of the housing. Embodiments include actuators with eccentric rotating masses, buttons having motion influenced by various actuator forces, and housing portions moved by actuators to generate haptic sensations to a user contacting the driven surfaces.

Abstract: A manual input device configured for translating a planar movement of the manual input device into an electrical signal, comprising a site for accommodating at least one finger tip top down, the site being configured such that the manual input device can be moved in any planar direction by means of at least one finger tip of a hand, the wrist thereby resting planar.

Abstract: A computer cursor control device is disclosed which can broadcast multimedia and control a computer cursor and comprises an interface unit; a mouse module connecting to the interface unit and controlling the computer cursor in a mouse mode; a multimedia module connecting to the interface unit and accessing a multimedia file in a multimedia mode for further broadcasting the multimedia file; and a button control unit connecting to the mouse module and the multimedia module respectively which enters a control signal for controlling the computer cursor or broadcasting the multimedia file.

Abstract: A process for determining the displacement of an entity equipped with a sensor for capturing a sequence of images, comprising a step for determining a motion vector associated with a current image as a function of at least one correlation calculation between a first block of pixels in the current image and a second block of pixels from which the vector points towards said first block of pixels, with said second block being in a previous image in the sequence of images, wherein the dimensions of the first block are determined as a function of at least a motion vector associated with a previous image in the image sequence.

Abstract: An object of the present invention is to provide a track ball device capable of storing information in a ball. In a track ball device 1, a ball section 12 has embedded therein at least one non-contact IC chip capable of storing various types of information. In a case 19 of the track ball device 1, at least one reader 21 is provided. The reader 21 communicates with the non-contact IC chip 17 and reads information stored therein.

Abstract: A laptop computer system having an extended touchpad functionality includes a base having a media bay, the base housing a microprocessor based computer system; a keyboard having a plurality of keys, the keys communicatively coupled to the microprocessor based computer system; a display screen connected to the base via first and second hinges such that the display screen is moveable between a closed position and an open position, the display screen communicatively coupled to the microprocessor based computer system to drive the display screen; and a touch-pad disposed in the media bay, the touchpad being extendable and retractable with respect to the media bay, the touch-pad configured for at least one of, (i) a drawing tablet, and (ii) configured to control the cursor movement and placement functions on the display screen. The touchpad is disposed on either a right or left opposing side of the base having the media bay and has a form factor substantially the same as a USB I/O powered device.

Abstract: A mouse-type mobile phone comprises a phone body and an upper lid, wherein the phone body has a battery cover on the backside, an optical reading device on one side of the battery cover and a push cover mounted above the optical reading device. The push cover is a power switch to enable or disable the mouse function. Several mouse clicks and a scroll wheel are mounted on one side of the display monitor of the upper lid. A chip module structure comprises a message transmission interface, a central processing unit and a human-based interface and apparatus, wherein the phone body can be wirelessly or wiredly coupled with a computer via the message transmission interface. The human-based interface and apparatus has a mouse device unit and several mouse clicks coupled with the central processing unit so that a control signal can be transmitted to the computer.

Abstract: A portable communication device is equipped with a touch input device configured to provide key press functionality and scrolling functionality. The touch input device is electronically defined to include a plurality of key press areas separated by grey zones. The portable communication device is configured to provide scrolling functionality in response to detection of sequential user contact with multiple key press areas and an intervening grey zone within a predetermined timing trigger.

Abstract: A key arrangement includes a plurality of keys that are arranged in a regular grid of rows and columns. The columns include a first column, a last column, and at least one middle column. The keys in the first and last columns are smaller than the keys in the at least one middle column. A method for improving the ergonomics of a key arrangement on a keyboard of a fixed size is provided. A method for designing a key arrangement for a mobile communication device is also provided.

Abstract: An electronic device employing a flexible display module overlying a key module enable a virtual key to be positioned on the display module to overlap at least one physical key on the key module and to enable an actuation force applied to a virtual key by the user to be transferred to the at least one physical key to provide an indication of the actuating of the virtual key to a processor of the electronic device.

Abstract: A device is provided with a housing that has a substantial portion covered by a touch sensitive surface. The touch sensitive service is capable of detecting multiple simultaneous points of touch. The handheld device determines to which finger or fingertip of the user the points of touch correspond and the handheld device associates an input or control function with of the fingers of the user.

Abstract: Touch detection within display devices with a first conductive layer with first and second electrodes, a second conductive layer with third electrodes, a spacer spatially spacing the first conductive layer from the second conductive layer, the first electrodes being arranged for capacitive touch detection, and the second and third electrodes being arranged for resistive touch detection.

Abstract: Systems, methods, and devices for interpreting manual swipe gestures as input in connection with touch-sensitive user interfaces that include virtual keyboards are disclosed herein. These allow for a user entering text using the virtual keyboard to perform certain functions using swipes across the key area rather than tapping particular keys. For example, leftward, rightward, upward, and downward swipes can be assigned to inserting a space, backspacing, shifting (as for typing capital letters), and inserting a carriage return and/or new line. Various other mappings are also described. The described techniques can be used in conjunction with a variety of devices, including handheld devices that include touch-screen interfaces, such as desktop computers, tablet computers, notebook computers, handheld computers, personal digital assistants, media players, mobile telephones, and combinations thereof.

Abstract: A method for calibrating an Acoustic Pulse Recognition (APR) touchscreen comprises touching an APR touchscreen at N comparison touch points. N audio profiles are acquired, and each of the N audio profiles are associated with one of the N comparison touch points. A predetermined calibration file is selected based on the N audio profiles. The predetermined calibration file comprises audio profiles associated with coordinate locations on the touchscreen.