|| List of recent Synchronization-related patents
| Synchronized failover for active-passive applications|
The present invention extends to methods, systems, and computer program products for synchronized active-passive application failover. A data connection to a single data source can be used as a synchronizations point.
| Multi-processor system and method for internal time synchronization and event scheduling of multiple processors|
Embodiments of a multi-processor system and method for synchronization and event scheduling of multiple processing elements are generally described herein. In some embodiments, timing marks are provided to the processing elements and a start-timer command is broadcasted to the processing elements after an initial timing mark.
| Multi-processor synchronization using time base counters|
A multi-processor system includes a first processor that includes a first time base counter that outputs a first time base count, a second processor that includes a second time base counter that outputs a second time base count, and a communication bus. The first and second processors exchange the first and second time base counts on the communication bus.
| Method and system for synchronization of data streams|
A method includes: while streaming video frames on a network toward a client device, detecting a loss of connectivity between the network and the client device; responsive to detecting the loss of the connectivity between the network and the client device, ceasing the streaming of the video frames toward the client device; subsequent to detecting the loss of connectivity, determining that the connectivity between the network and the client device has been re-established; responsive to determining that the connectivity between the network and the client device has been re-established, resuming the streaming of the video frames on the network toward the client device by transmitting an instantaneous decoder refresh (idr) frame on the network toward the client device without sending one or more frames corresponding to images chronologically prior to an image corresponding to the idr frame.. .
| Method for synchronization and management of system activities with locally installed applications|
The present invention will enable the user to follow a presentation while waiting for presentation files to download to the user's local machine. This invention provides a dynamic cloud based approach to local hand-off.
| Method and device for notifying information of social client|
The present disclosure provides a method and a device for notifying information of a social client. The method comprises: updating information of the social client; extracting information of a client contained in an associated client list of the social client identified as a specified category, and notifying the updated information of the social client to the specified category of client; and filtering out the information of the client contained in the associated client list of the social client identified as the specified category, and notifying the updated information of the social client to the rest of clients contained in the associated client list.
| Cross social network data aggregation|
Disclosed in one example is a system for providing social networking data including a data store configured to store a user profile associated with a first user and may include a user identification, a first and second social networking user identifier for a first and second social networking service, a first and second connection between a second and third user on the first and second social networking services respectively. The system includes a response module to respond to a request for information from a social networking application with at least a portion of the profile associated with the first user if it is present in the data store.
| Method for synchronization and management fo system activities with locally installed applications|
The present invention will enable an attendee/user to download a presentation from a host system location, synchronize the local user version of the presentation with the current location slide of the host presentation. In the present invention, an attendee/user can enter a command to the host system location of the presentation that will synchronize the local user version of the presentation with the current location of the host system presentation..
| Highly available main memory database system, operating method and uses thereof|
A highly available main memory database system includes a plurality of computer nodes, including at least one computer node that creates a redundancy of the database system. The highly available main memory database system further includes at least one connection structure that creates a data link between the plurality of computer nodes.
| Providing confined space permits and confined space access procedures|
For providing confined space access procedures and confined space permits, a synchronization module stores a plurality of confined space permits and a plurality of confined space access procedures in a confined space database. Each confined space permit and each confined space access procedure corresponds to a confined space of a plurality of confined spaces and each confined space is indexed to a space reference code.
| Social content synchronization|
Methods, systems, and apparatus are disclosed which include filtering social media data for content resources that match one or more search terms, generating a feed based on the filtering, associating a content resource tag with each content resource, associating the feed with a first section of a layout of a content display, associating an advertisement campaign with a second section of the layout, providing the layout to be displayed on a display device, providing the content resources from the feed to be displayed in the first section of the layout, determining that one of the content resources currently displayed in the first section of the layout is associated with a content resource tag that matches one of the campaign tags of the advertisement campaign; and providing the advertisement image to be displayed in the second section of the layout.. .
| Automatic transmission|
An automatic transmission capable of improving stability and reliability of connection operation of a synchronization mechanism when pre-shift control is executed, thereby making it possible to prolong the service life of the mechanism and improve marketability thereof. To change the speed position of a vehicle, one of two power transmission paths from an internal combustion engine to drive wheels is switched to the other, and pre-shift control is executed before switching the path.
| Audio and music data transmission medium and transmission protocol|
A transmission medium and protocol is provided for bi-directional communication between an audio system and a peripheral device. The transmission medium includes a communication medium for communicating data and a communication medium for communicating a clock signal that corresponds to a transmission rate of bits on the other communication media.
| Activity monitoring, tracking and synchronization|
A physical activity monitoring method and system may include a competition component requiring users to compete based on various metrics. The challenge may be device-specific, activity type-specific, user-type specific and the like.
| Water addition plug for storage battery|
Provided is a water addition plug for a storage battery, which is for carrying out water addition into a container of the storage battery. The water addition plug comprising a water addition plug main body having a water supply port through which the water is supplied, a water addition port through which the supplied water is discharged into the container, and a valve chest disposed between the water supply port and the water addition port and provided with a first valve and a second valve and a float that moves up and down following an electrolyte level in the container.
| Method and apparatus for power-efficient joint dimming and visible light communication|
A method, an apparatus, and a computer program product for communication are provided. The apparatus obtains a message for communication using visible light communication (vlc) through a light emitting diode (led) luminary device and formats the message using a synchronization signal followed by one or more data signals.
| Photographic synchronization optimization system and method|
A system and method for synchronizing a photographic lighting device to image acquisition by a camera using light emission profile information to position a light emission profile at a desired location in an image acquisition window. A light energy balance point of a light emission profile can be used to position the balance point at a desired location in an image acquisition window..
| Receiver with cyclic prefix determination|
A user equipment (ue) performs a transform domain (dft) based method to detect the cyclic prefix (cp) length that is being used by a base station for cellular communications. The detected cp length is then used to reduce the amount of time required to complete the synchronization and cell search procedures.
| Method of synchronizing a communication system|
A method of synchronizing a time division duplex (tdd) multi-line, multi-carrier data communication system is provided. Synchronization is established using unique pseudo-random bit sequences (prbs) from a common generator polynomial having different seed values.
| Arrangement for synchronizing access points in wlan using direct-sequence spread spectrum signaling|
An arrangement for providing synchronization between a number of overlapping area access points within a wireless lan utilizes an ethernet cable connection to transmit synchronization signals from a centralized hub/switch to each of the access points connected to the cable. The synchronization signal takes the form of a direct sequence spread spectrum (ds-ss) signal..
| Direct updating of network delay in synchronization packets|
A method includes receiving in a network element a packet, which includes a delay field that indicates an overall time delay accumulated by the packet until arriving at the network element. Upon receiving the packet, an interim value is substituted in the delay field.
| Traversal method for icmp-sensitive nat|
In sip network environment, a general nat traversal method will become invalid when an nat with icmp (internet control message protocol) is met. The present invention provides four sessions for sip, i.e.
| Blood glucose monitoring system having wireless communication module to which time synchronization method is applied|
The present disclosure relates to a blood sugar meter system with a wireless communication module, and more particularly, to a time synchronization method between a blood sugar meter system with a wireless communication module synchronized with a cellular network such as a global system for mobile communication (gsm)/code division multiple access (cdma) network and the cellular network. The present invention provides a blood sugar meter system with a wireless communication module applying a time synchronization scheme including: a global system for mobile communication (gsm)/code division multiple access (cdma) network transmitting network identity and time zone (nitz) information; and a blood sugar meter metering user's blood sugar data, wherein the blood sugar meter synchronizes a network time according to the nitz information with an internal time of the metered data and transmits the metered blood sugar data to a server connected to the gsm/cdma network..
| Method and apparatus for allocating sequence to synchronization channel for node identification in wireless communication system|
Provided is an apparatus for allocating a sequence to a synchronization channel for a node identification (id), the apparatus including: a base node sequence generator to generate a base sequence that is a sequence for a node id of a base node; a relay node sequence generator to generate a relay sequence that is a sequence for a node id of a relay node by transforming the base sequence; a baseband signal generator to generate a baseband signal by mapping the base sequence or the relay sequence to a frequency domain and a time domain; and a transmitter to transmit the baseband signal.. .
| Methods for determining relative locations of multiple nodes in a wireless network|
A wireless communications network may include multiple nodes, one of which is selected as a master node. The nodes may take turns broadcasting respective packets according to a predetermined broadcast schedule.
| Methods and apparatus for demodulation reference signals and synchronization signals in extension carrier of lte advanced|
A telecommunications system is configured to perform a method for mapping synchronization signals. The method includes transmitting data, reference signals, synchronization signals and control elements to at least one of the plurality of subscriber stations.
| Pump probe measuring device|
A pump probe measuring device (1) comprises: an ultrashort optical pulse laser generator (2) for generating a first ultrashort optical pulse train which is a pump light (3a), second and third ultrashort optical pulse trains (3b), (3c) which are probe lights; an optical shutter unit (6) to which the second and the third ultrashort pulse trains (3b), (3c) are introduced; and a detecting unit (20) including an irradiation optical system (8) for directing the pump light (3a), the first probe light (3b) and the second probe light (3c) to a sample (7), a sensor (11) for detecting a probe signal from the sample (7), and a phase-sensitive detecting means (12) connected to the sensor (11). An optical shutter control unit (10) periodically modulates the delay time of the first probe light (3b) and that of the second probe light (3c) with respect to the pump light (3a), and the modulated first and second probe lights (3a), (3b) illuminate the sample (7) alternately to detect the probe signals from the sample (7) by the phase-sensitive detecting means (12) in synchronization with the periodic modulation signal of the delay time..
| Sensor synchronization method and sensor measuring system appertaining thereto|
A synchronization method for at least two sensors, which enables synchronized collection of a sensor value of a slave sensor in relation to a predetermined intended value of a master sensor. Time-dependent measured values of the master sensor are used to determine open parameters of a prediction model, on the basis of which a time associated with a master sensor intended value to be predetermined is extrapolated.
| Small form factor pluggable unit used as a video signal conversion device|
The present disclosure relates to devices comprising small form factor pluggable units (sfp) having connectors for receiving and sending signals and a processor for converting the received signals prior to sending the converted signals. Received or sent signals may comprise video signals in various analog or digital formats.
| Flash synchronization using image sensor interface timing signal|
Certain aspects of this disclosure relate to an image signal processing system that includes a flash controller that is configured to activate a flash device prior to the start of a target image frame by using a sensor timing signal. In one embodiment, the flash controller receives a delayed sensor timing signal and determines a flash activation start time by using the delayed sensor timing signal to identify a time corresponding to the end of the previous frame, increasing that time by a vertical blanking time, and then subtracting a first offset to compensate for delay between the sensor timing signal and the delayed sensor timing signal.
| Stereoscopic image processing apparatus and method thereof|
A stereoscopic display apparatus is provided. The stereoscopic display apparatus includes a liquid crystal panel, a backlight, a controller and an active polarizer disposed adjacent to the liquid crystal panel.
| Systems and methods for real time manipulation and interaction with multiple dynamic and synchronized video streams in an augmented or multi-dimensional space|
A new approach is proposed that contemplates systems and methods to allow real time manipulation of objects within multiple dynamic and augmented video streams/feeds synchronized in an augmented reality (ar) or multi-dimensional space. Under such an approach, a participant/user of a first ar system would be able to connect with participants/users of a second same, similar or different ar system and to share their initial and/or augmented video streams with those users to enhance the ar experience from one participant to many.
| Fine-grained cpu-gpu synchronization using full/empty bits|
A heterogeneous computing system includes a central processing unit (cpu) and a graphics processing unit (gpu). The cpu and the gpu are synchronized using a data-based synchronization scheme, wherein offloading of a kernel from the cpu to the gpu is coordinated based upon the data associated with the kernel transferred between the cpu and the gpu.
| Method for detecting touch and electronic device thereof|
A method and device for detecting a touch input in an electronic device are provided. The method includes determining a scanning segment and detecting a proximity touch event during the scanning segment, according to a horizontal synchronization (h-sync) signal of a display..
| Method for detecting time synchronization ability of real-time measuring device based on time variable|
A method for detecting a time synchronization ability of the real-time measuring device based on a time variable is provided. On a premise that the real-time measuring device correctly receives time service signals, the method aims at detecting time synchronization signal application ability of the real-time measuring device, and involves a purely resistive loop comprising a value transferring device and a time controllable switch.
| Oscillation stop detection circuit and electronic device|
Provided is an oscillation stop detection circuit having low current consumption, which is capable of detecting stop of oscillation regardless of whether an input signal stops at high or low and thereby accurately measuring an oscillation stop detection period. The oscillation stop detection circuit includes: a pulse generation circuit for outputting a one-shot pulse in synchronization with an oscillation signal input from an input terminal; a capacitor including one terminal connected to a first power supply terminal and another terminal connected to an output terminal; a constant current circuit connected between the first power supply terminal and the another terminal of the capacitor; and a switch circuit connected between an output terminal of the pulse generation circuit and the another terminal of the capacitor, for connecting the another terminal of the capacitor to a second power supply terminal based on the one-shot pulse..
| System for measuring electric power, transformer substation comprising one such system and method for measuring electric power with such a system|
A system to measure electrical energy of current in a secondary electrical conductor connected to a primary electrical conductor, the primary and secondary conductors having substantially same voltage. The system includes a primary module including an emitter and a unit for measuring voltage of the primary conductor, at least one secondary module including a receiver, an intensity sensor of current in the secondary conductor, and a unit for calculating energy of the current.
In one implementation, identity based security features and policies are applied to endpoint devices behind an intermediary device, such as a network address translation device. The access network switch authenticates an endpoint based on a user identity and a credential.
|Content synchronization system, content-synchronization control device, and content playback device|
A content synchronization system can be provided with which, under http, a content-synchronization control device can control each content playback device so that content control is synchronized in multiple content playback devices. Inquiry reception means 82 receives an inquiry for determining presence/absence of playback control command transmitted from each content playback device 90 to the content playback device.
|Method of providing a personalized advertisement in a receiver|
The present invention relates to a method of providing a personalized advertisement performed in a receiver which receives and provides a broadcast signal, the method including the steps of: (a) previously preparing so as to be able to provide at least a portion of the personalized advertisement without a time delay in the receiver; (b) receiving a synchronization signal; and (c) providing the individualized advertisement based on the synchronization signal. According to the present invention, the personalized advertisement can be provided without a time delay based on the synchronization signal in the receiver which receives and provides a broadcast signal..
|System and method for fault tolerant computing using generic hardware|
A dual redundant process controller is provided. The controller comprises a process control application that executes on a first and a second module.
|Data transmitter, data receiver, and frame synchronization method|
Embodiments of the present invention provide a data transmitter, a data receiver, and a frame synchronization method. The data transmitter includes a coding module and a processing module.
|Memory module and memory system having the same|
A memory module includes a master memory device and at least one slave memory device. The master memory device may generate a refresh clock signal, and perform a refresh operation in synchronization with the refresh clock signal.
|Method of synchronizing a plurality of content directory device (cds) devices, cds device, and system|
Provided is a method and system for synchronizing a plurality of content directory service (cds) devices in a home network environment. The method of synchronizing the plurality of cds devices of a home network, which includes the plurality of cds devices and a control point (cp), comprises (a) requesting a first cds device among the plurality of cds devices to start synchronization using the cp; (b) performing the synchronization with a second cds device among the plurality of cds devices using the first cds device; (c) selecting a third cds device from the plurality of cds devices and requesting the third cds device to start synchronization with the first cds device or the second cds device using the cp; and (d) performing the synchronization with the first cds device or the second cds device using the third cds device..
|Progressive multimedia synchronization|
There is disclosed means for uploading/downloading images to/from a remote server and for viewing the same. The uploading/downloading of the images to/from the remote server is parallel instead of serial.
|Systems and methods for synchronizing nodes of a robotic system|
A robotic system is provided. The robotic system includes a publishing node including at least one first synchronization database that includes a plurality of attributes, each of the attributes including a tag identifying the attribute and data, a flag associated with each of the attributes, and a subscriber list.
|Synchronized wearable electronic elements|
Techniques are provided for synchronizing a plurality of client wearable elements based on an event. Systems may include a social control module that produces synchronization signal(s) based on an event, and a social communication module that transmits the synchronization signal(s) to the one or more social clients.
|System and methods for multi-user cax editing data consistency|
A multi-user cax editing system may comprise a plurality of editing clients. The editing clients may be configured to maintain data consistency for geometric elements created within each local instance of a model of an engineering object.
|Synchronizing accelerometer data received from multiple accelerometers and dynamically compensating for accelerometer orientation|
Accelerometer data that is received from multiple accelerometers can be synchronized to identify a known movement. This synchronization occurs in real time as the accelerometer data is received from the multiple devices.
|Methods, systems and devices for activity tracking device data synchronization with computing devices|
Methods, devices and system are provided. One method includes capturing activity data associated with activity of a user via a device.
|Multi-mode editor for configuring process control blocks including both logical functions and arithmetic computations|
A multi-editing mode logic block object editor is disclosed for creating and modifying logic block objects that are incorporated into control strategies for process control systems (both distributed and discrete). The editor includes an rpn text editing mode wherein logic incorporated into a logic block is represented by a list of text instructions.
|Criteria for optimal electrical resynchronization during fusion pacing|
Generally, the disclosure is directed one or more methods or systems of cardiac pacing employing a plurality of left ventricular electrodes. Pacing using a first one of the left ventricular electrodes and measuring activation times at other ones of the left and right ventricular electrodes.
|Criteria for optimal electrical resynchronization during fusion pacing|
Generally, the disclosure is directed one or more methods or systems of cardiac pacing employing a plurality of left ventricular electrodes. Pacing using a first one of the left ventricular electrodes and measuring activation times at other ones of the left and right ventricular electrodes.
|Activation procedure for dormant cells|
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may be a ue.
|Terminal based interactive voice response system with information prioritization|
The aim of the invention is to provide a terminal based interactive ivr system, where the ivr functionality is served by the terminal, which allows a user of the ivr system to create personal action tree for each individual caller or also caller group, where the action tree can be created and maintained via the terminal itself and also a remote configuration, storage and/or synchronization facility in the data communication network. Also the caller is allowed to enter the priority information to the transferable message.
|Image forming apparatus and control method|
An image forming apparatus having: a power source applying alternating current voltage to the magnetizing coil; a demagnetizing coil switchable between a conductive state and a cutoff state, and when in the conductive state, cancelling out a portion of a magnetic flux produced by the magnetizing coil; a contact switch and a semiconductor switch electrically connected in parallel, and, in combination, bringing the demagnetizing coil into the conductive state or the cutoff state; and a control unit opening or closing the switches separately. The control unit: opens or closes the semiconductor switch in synchronization with a zero-crossing of the alternating current voltage at least when the contact switch is open; opens or closes the contact switch only when the semiconductor switch is closed; and opens the semiconductor switch when the demagnetizing coil brought into the conductive state by the contact switch needs to be maintained in the conductive state..
|Optical modulator module and modulation method for optical signal|
An optical modulator module includes an optical modulator including an optical waveguide which conducts an inputted optical signal, and m modulator regions on the optical waveguide; and m discrete driving circuits serially connected to one another. The discrete driving circuits include a driving circuit which outputs a signal obtained from a digital input signal with a synchronization signal to one of the modulator regions, and a phase shifting circuit which outputs a signal resulting from giving a delay to a signal branched from the synchronization signal.
|Method and device for sending upstream transfer frame in passive optical network|
The present invention relates to the passive optical network (pon) technology, and a method for sending an upstream transfer frame in a pon is provided. The method includes: after success of link, sending a preamble according to an allocated time slot, sending a burst synchronization delimiter, and then sending successively a burst header, a gigabit-capable passive optical network (gpon) transmission convergence (gtc) frame header, and gtc frame data.
|Method and apparatus for storing broadcast program|
A method and apparatus for storing a broadcast program are provided. The apparatus includes: a signal processing unit which generates an audio/video (a/v) file, an application file, and a first electronic program guide (epg) file by appropriately processing a plurality of a/v signals, application information, and epg information, respectively, which are included in an input broadcast program transport stream; a synchronization unit which receives the a/v file, the application file, and the first epg file from the signal processing unit, generates storage information for the a/v file and storage information for the application file, and converts the first epg file into a second epg file comprising the storage information for the a/v file and the storage information for the application file; and a storage unit which stores the a/v file, the application file, and the second epg file..
|Rceiver with reduced wake-up time|
An auxiliary reduced power analog-to-digital converter (adc) is provided for use during sleep periods of a receiver. The auxiliary adc has a reduced dynamic range but sufficient accuracy to allow demodulation of signaling information contained in an input signal and to update control parameters used for synchronization and channel estimation.
|Method and apparatus of primary cell indication for enhanced control channel demodulation|
Method and apparatus of primary cell indication for enhanced control channel demodulation method and apparatus are disclosed. Control information receiving method in a multi-distributed node system includes demodulating a first cell identification (id) based on a synchronization signal (ss), demodulating information indicating a second cell id based on a radio resource control (rrc) message and demodulating enhanced physical downlink control channel (e-pdcch) based on the second cell id, accordingly, it may be possible to reduce complexity that occurs when the optimal prediction motion vector is induced and to enhance efficiency..
|Vsb communication system|
A vsb communication system comprises a vsb transmission system and a vsb reception system. The vsb transmission system multiplexes a coded mpeg data and a coded supplemental data having a null sequence inserted therein, with required multiplexing information included in a field synchronization signal or in a supplemental data according to a number of the supplemental data packets being transmitted.
|Method and apparatus for performing inter-ue direct communication in wireless communication system|
Disclosed in the present application is a method in which a user equipment (ue) performs inter-ue direct communication in a wireless communication system. More particularly, the method includes the steps of: transmitting a request message to an enodeb for direct communication with a ue of another party; receiving sequence information from the enodeb for time synchronization with the ue of the other party; detecting a transmission sequence to be made from the ue of the other party, using the sequence information; and performing the inter-ue communication with the ue of the other party..
|Implementing an assisted cross-protocol adaptation layer/cross-layer clock synchronization scheme|
A system and method are provided to streamline at least a clock synchronization process for subsequent wigig pals once clocks in a first wigig pal transmitter and a corresponding first wigig pal receiver are synchronized. The unique layering structure of the wigig 60 ghz standard affords an opportunity to streamline the clock synchronization process based on relationships between individual wigig pals, and that the wigig pals are directly on top of the wigig mac and phy layers.
|Uplink transmission method and apparatus in carrier aggregation system|
The invention discloses an uplink transmission method and apparatus in a carrier aggregation system and relates to the field of radio communications so as to address the issue of how to perform uplink transmission in a secondary cell when a base station configures a user equipment additionally with the secondary cell. In the invention, a user equipment selects, under a preset reference carrier selection rule, one of downlink carriers corresponding to cells having already eatablished downlink synchronization with a base station as a timing reference downlink carrier used by a secondary cell after the base station configures the user equipment additionally with the secondary cell; and the user equipment performs uplink transmission in the secondary cell according to downlink timing of the timing reference downlink carrier.
|Uplink synchronization management in wireless networks|
In at least some embodiments, a wireless networking system is provided. The wireless networking system includes a base-station and a plurality of user devices in communication with the base-station.
|Frame structure for filter bank multi-carrier (fbmc) waveforms|
A unified frame structure for filter bank multi-carrier (fbmc) and orthogonal frequency division multiplexed (ofdm) waveforms may allow fbmc and ofdm frames to be communicated over a common channel without significant inter-frame gaps. The unified frame structure may set an fbmc frame duration to an integer multiple of an ofdm frame element duration to enable alignment of fbmc frames and ofdm frames in the time domain.
|Fiber scanning projector|
A fiber scanning projector includes a light source comprising a plurality of monochromatic light sources, a modulator providing a modulation signal according to image information to the light source, a scanner scanning a screen with a light emitted from the light source and controlled according to the modulation signal, the scanner including a fiber bundle and an actuator which 2-axis-drives the fiber bundle, and a synchronization controller synchronizing driving of the actuator and driving of the modulator.. .
|Polygon mirror, light scanning unit employing the same, and electrophotographic image forming apparatus|
A polygonal rotating mirror, a light scanning unit employing the polygonal rotating mirror, and an electrophotographic image forming apparatus are shown. The polygonal rotating mirror is employed in the light scanning unit for scanning a light beam and includes a plurality of reflective surfaces enclosing outer side surfaces thereof.
|Touch detection device, touch detection method and touch screen panel, using driving back phenomenon, and display device with built-in touch screen panel|
Provided is a touch detection device, touch detection method, and touch screen panel, which detects a touch signal by detecting a driving back phenomenon occurring in a touch pad by a driving voltage applied to a driving capacitor, and a display device with a built-in touch screen panel. The touch detection device that is added on top of a display device and detects occurrence of a touch capacitance (ct) by an approach of a bodily finger (25) or a touch input instrument such as a conductor similar to the bodily finger, the touch detection device comprising: a touch pad (10) that forms the touch capacitance (ct) between the touch input instrument and the touch pad; a driving capacitor (cdrv) whose one side is connected to the touch pad (10) and to the other side of which a driving voltage for detection of a touch input is applied; a common voltage detector that detects a common voltage generated from the display device; a driving voltage generator that generates the driving voltage in synchronization with the common voltage; and a touch detector that is connected to the touch pad (10), and that detects a touch signal by using a driving back phenomenon when the touch capacitance (ct) is added to the driving capacitor (cdrv) according to occurrence or non-occurrence of a touch in the touch input instrument.
|Systems and methods for synchronizing secondary display devices to a primary display|
Systems and methods for perceptually synchronizing at least one secondary display that is in a same visual environment as a primary display. The image appearance parameters may be derived from the image/video shown on the primary display can be used to map the appearance of any arbitrary content on a secondary device.
|Rotary electrical machine control device|
Regenerated power fed from a rotary electric machine is immediately reduced where connection between an electric machine and a dc power source is blocked. An inverter control section controls the inverter by controlling an armature current in a two-axis orthogonal coordinate system that rotates in synchronization with the rotary electric machine, the armature current being a vector obtained by synthesizing a field current and a drive current extending along respective axes of the orthogonal coordinate system.