28th week of 2010 patent applcation highlights part 50 |
Patent application number | Title | Published |
20100180319 | Method and System for Session Modification - A method and system for session modification are provided. The method includes these steps: A home policy and charging rules function (h-PCRF) sends a policy and charging control (PCC) rule providing message to a first policy and charging enforcement function (PCEF) according to a received PCC rule request message, an application layer service message, or an h-PCRF self-trigger event; and the h-PCRF sends a PCC rule providing message to a second PCEF according to a PCC rule response message received from the first PCEF. With this present disclosure, session modification may be implemented when two or more PCEFs are included in the PCC architecture of a system architecture evolution (SAE) system. | 2010-07-15 |
20100180320 | ACCESS MANAGEMENT METHOD - The invention relates to a data transmission system that includes the step of a first user or at least one second user accessing a resource. The novel feature of the invention is the fact that access to said resource is inhibited as long as said first and second users have not requested access thereto. | 2010-07-15 |
20100180321 | SECURITY SYSTEM AND METHOD FOR SECURING THE INTEGRITY OF AT LEAST ONE ARRANGEMENT COMPRISING MULTIPLE DEVICES - In order to provide a security system ( | 2010-07-15 |
20100180322 | SYSTEM AND METHOD FOR FLOATING PORT CONFIGURATION - A system and method automatically configures the interfaces of an intermediate network device. A discovery process operating at the device detects the identity or type of network entities actually coupled to the device's interfaces. Utilizing the identity or type of detected entities, a look-up is performed to obtain a configuration macro specially defined for each detected network entity. The retrieved configuration macros are executed and applied at the respective interfaces. During operation, the intermediate network device continues to monitor the identity and type of entities actually coupled to its interfaces. If a change is detected, such as an entity moving from a first to a second interface, the specially defined configuration macro for that entity floats from the first to the second interface where it is executed and applied. | 2010-07-15 |
20100180323 | STATEFUL SERVER BASED SOCIAL NETWORKING USING MOBILE DEVICES - The present invention provides methods and systems for using a stateful server for social networking using mobile devices. In one embodiment, a user uses a mobile device to register for a networking service offered by the stateful server. The stateful server transmits several tiers of service options to the user, and generates responses based on the user's selection to the service options. The stateful server establishes a unique state for each session initiated by the user, and stores all information related to the session in association with the unique state. The stateful server removes hyperlinks from text messages transmitted to the user's mobile device. The stateful server stores correlation information of the removed hyperlinks in association with the unique state. The stateful server enables the user to establish a friend network and to transmit information associated with the unique state to contacts within the friend network. | 2010-07-15 |
20100180324 | Method for protecting passwords using patterns - A method, system and computer program for protecting the password by limiting the password's validity to the user's active session. The present invention provides for password to automatically change for each session and only the user will be able to construct the valid password for the session. The user provides to the authentication system, a password pattern, embedding symbols in to a string. The embedded symbols are substituted by elements of parameters. The parameter elements and the symbols that represent them are defined by the authenticating system. The parameters contain either time driven or random string of characters and digits as elements. The user builds a password using the values of the elements in the session parameters and the user's password pattern's memory hint recalled from memory. The authenticating system generates the valid password for the session using the password pattern the user has provided. If the users built password matches the authenticating system generated password, secured access is allowed otherwise access is denied. | 2010-07-15 |
20100180325 | SYSTEM AND METHOD FOR PROVIDING A NORMALIZED SECURITY LIST - A system and method for providing a normalized security list including a first module configured to generate a first normalized security list of user identifications within a network and a second module configured to generate a second normalized security list of user identifications within the network. The system and method may also include an equalizer module configured to compare the first normalized security list with the second normalized security list, equalize the first normalized security list based on the second normalized security list, and equalize the second normalized security list based on the first security list. The system and method may also include a processing module configured to perform an audit of user identifications within the network by processing the first equalized normalized security list and the second equalized normalized security list and generating audit results based on the processing. | 2010-07-15 |
20100180326 | SECURE REMOTE AUTHENTICATION THROUGH AN UNTRUSTED NETWORK - A method for securely authenticating a user of a consumer device at an access device comprising the following steps. First, a dynamic data element and a first set of transactional information is sent to the consumer device from the access device. Next, the consumer device creates an authentication code as a function of at least the dynamic data element, a subset of the first set of transactional information, and a password. The authentication code, along with other data, is then sent from the consumer device back to the access device. The access device then uses the authentication code to send an authentication request message to the service provider of the user. The service provider then attempts to authenticate the user by recreating the authentication code and comparing the recreated authentication code with the authentication code received from the access device. | 2010-07-15 |
20100180327 | SECURE REMOTE AUTHENTICATION THROUGH AN UNTRUSTED NETWORK - A method for securely authenticating a user of a portable consumer device at an access device comprising the following steps. First, a dynamic data element and a first set of transactional information is sent to the portable consumer device from the access device. Next, the portable consumer device creates an authentication code as a function of at least the dynamic data element, a subset of the first set of transactional information, and a password. The authentication code, along with other data, is then sent from the portable consumer device back to the access device. The access device then uses the authentication code to send an authentication request message to the service provider of the user. The service provider then attempts to authenticate the user by recreating the authentication code and comparing the recreated authentication code with the authentication code received from the access device. | 2010-07-15 |
20100180328 | AUTHENTICATION SYSTEM AND METHOD - An authentication system and method axe provided, the method comprising, storing a user identification code associated with said user, generating a plurality of functions for producing a pass code based on at least one input by a user, said at least one input comprising said user identification code, storing at least one function and associating said function with a user, generating an application adapted to implement said at least one function on the user device, supplying the application to said user device, generating a transaction code associated with said transaction and supplying the transaction code to said application; and receiving a pass code for said transaction from the user device and authenticating the transaction on the basis of the received pass code, the function associated with said user, the user identification code and the transaction code associated with said transaction. | 2010-07-15 |
20100180329 | Authenticated Identity Propagation and Translation within a Multiple Computing Unit Environment - An authenticated identity propagation and translation technique is provided in a transaction processing environment including distributed and mainframe computing components. Identified and authenticated user identification and authentication information is forwarded in association with transaction requests from a distributed component to a mainframe component, facilitating the selection of the appropriate mainframe user identity with which to execute the mainframe portion of the transaction, and creating the appropriate runtime security context. The forwarded user identification and authentication information contains a plurality of sections with identifying information about an authenticated client end-user identity as known at the initial authentication component and a mask specifying a subset of the sections. The mainframe component generates a hash from the subset of sections specified by the mask and uses that hash as a lookup key to determine whether a local authenticated runtime security context already exists in a local cache for the client end-user initiating the transaction request. | 2010-07-15 |
20100180330 | Securing Communications for Web Mashups - Techniques described herein provide security for communications in web mashups. Some implementations secure web mashups by specifying and monitoring a lifecycle of one or more web applications that communicate with each other through implementation of lifecycle declarations. Furthermore, some implementations herein may use access tickets to provide access control between web applications in a web mashup. | 2010-07-15 |
20100180331 | COMMUNICATION TERMINAL DEVICE, RULE DISTRIBUTION DEVICE, AND PROGRAM - A communication terminal device ( | 2010-07-15 |
20100180332 | INFORMATION PROTECTION APPLIED BY AN INTERMEDIARY DEVICE - Methods, systems, and computer-readable media are disclosed for applying information protection. A particular method includes receiving a data file at a gateway coupled to a network. The data file is to be sent to a destination device that is external to the network. The method also includes selectively applying information protection to the data file at the gateway prior to sending the data file to the destination device. The information protection is selectively applied based on information associated with the destination device, information associated with the data file, and information associated with a user of the destination device. | 2010-07-15 |
20100180333 | Communication Abuse Prevention - Communication abuse prevention techniques are described. In an implementation, a reputation level for a communication is determined based on relation information for a sender and an intended recipient of the communication. A challenged is invoked that is to be completed by the sender before the communication is sent. The challenge is selected based on the reputation level for the communication. | 2010-07-15 |
20100180334 | NETWROK APPARATUS AND METHOD FOR TRANSFERING PACKETS - A network apparatus cluster for transferring multiple packets of a communication session to a network node includes a primary unit and a subordinate unit coupled together. The primary unit is operable for receiving the packets comprising a first packet and multiple subsequent packets, for generating a session data set indicating the communication session and a balance data set based on the first packet, and for determining that the subsequent packets belong to the communication session according to the session data set. The balance data set indicates whether the first packet is distributed to the primary unit or the subordinate unit. The subsequent packets are transferred from the primary unit to the network node according to the balance data set. | 2010-07-15 |
20100180335 | SELF-PROTECTING STORAGE - A method and apparatus for managing passwords for accessing data in a storage is provided. The method comprises generating and storing a password, generating and providing to the storage a request to access data in response to receiving a first request to access data in the storage, retrieving and providing the password to the storage in response to the request for a password. The apparatus comprises an initialization module and a storage access module. The initialization module is configured to generate and store a password. The storage access module is configured to generate and provide a request to access data in response to receiving a first request to access data in the storage, receive a request for a password, retrieve the password in response to the request for a password, and provide the password to the storage to obtain access to the data in the storage. | 2010-07-15 |
20100180336 | System and Method for Authenticating a User Using a Graphical Password - The present invention is directed to a system and method for authenticating a user of a device or computer system using a graphical password. In an exemplary embodiment, a user is presented with a plurality of graphical images on a display screen of an access device, such as a handheld smart phone. Each graphical image includes one or more associated attributes. The user sequential selects graphical images and a password is generated based on the combination of attributes of the selected images. The generated password is compared with a stored password to authenticate the user and grant access to the device. In another aspect, the graphical password includes time, motion, and/or keyboard input attributes such that the password is multidimensional. | 2010-07-15 |
20100180337 | ENABLING ACCESS TO A SUBSET OF DATA - A method includes receiving, at a computing device, one or more replicated authorization databases. At least one of the one or more replicated authorization databases corresponds to a subscription to access selected data. The selected data is aggregated from a plurality of sources. The method also includes storing the one or more replicated authorization databases at the computing device. The method also includes determining, via the replicated authorization databases, user permission to access the selected data via the computing device. The method also includes enabling access to the selected data at the computing device after determining the user permission to access the selected data. | 2010-07-15 |
20100180338 | Multi-Domain Computer Password Management - A computer system has first and second password-protectable domains. The first domain has a multi-domain password manager for determining whether a password candidate is valid for both the first domain and the second domain. If so, the password manager submits the password candidate to the second domain. | 2010-07-15 |
20100180339 | SECURITY TOKEN AND SYSTEM AND METHOD FOR GENERATING AND DECODING THE SECURITY TOKEN - The present invention provides a system and method for encoding and decoding security labels utilisable in a computing system. The method for encoding includes, in part, ascribing an integer value to each one of a set of characteristics. Thereafter, to encode a particular security label, the integer values for each of the set of characteristics that describe the label are combined to arrive at a single integer value. | 2010-07-15 |
20100180340 | Method and System for Filing and Monitoring Electronic Claim Submissions in Multi-Claimant Lawsuits - The invention relates to systems and methods for filing and monitoring electronic claim submissions in proceedings involving a large number of claimants, such as securities class action lawsuits, estate dissolutions, arbitrations, and bankruptcies. The systems and methods create an easy-to-use and convenient way for institutions and individual claimants to register their claim relief upon judgment or settlement. | 2010-07-15 |
20100180341 | METHOD FOR PROTECTION A NETWORK THROUGH PORT BLOCKING - A method for protecting a network against a security attack from an user, and in particular, for a layer 2 switch, against a MAC flooding attack. Here, the MAC flooding attack floods the layer 2 switch with at least one packet, a database is provided which saves a MAC address and its allocation and the database has a maximum quantity. According to the method, an interface between the user of the network and a network access functions as a line of demarcation. When the limit of the maximum quantity for a port is reached, the port is blocked during a blocking time. This not only protects the first access node, but also the following network nodes and users respectively, against a security attack. | 2010-07-15 |
20100180342 | Method for Using Extended Security System, Extended Security System and Devices - Embodiments of the present invention disclose a method for using an extended security system, including: configuring one of security processing devices in the extended security system as a primary security processing device and configuring other security processing devices as at least one secondary security processing device connected with the primary security processing device; the method further includes: when the extended security system receives an external packet, selecting, by the primary security processing device, a security processing device to process the received external packet, the selected security processing device being the primary security processing device or the secondary security processing device. The embodiments of the present invention also disclose an extended security system and a primary security processing device and secondary security processing devices. By data interaction between the security processing devices, resource sharing between the security processing devices can be implemented, thereby improving the performance of the extended security system. | 2010-07-15 |
20100180343 | SOFTWARE UPDATING APPARATUS, SOFTWARE UPDATING SYSTEM, ALTERATION VERIFICATION METHOD AND ALTERATION VERIFICATION PROGRAM - To aim provide a software update apparatus including an install module group ( | 2010-07-15 |
20100180344 | Systems and Methods For Malware Classification - Disclosed are systems, methods and computer program products for detection, classification and reporting of malicious software. A method comprises loading software code into a computer system memory and emulating the software code. The software code and its activity log are then analyzed for presence of a malware. If a malware is detected, an execution flow graph is created from the activity log. The execution flow graph is then parsed using heuristic analysis to identify one or more malicious behavior patterns therein. Then, similarity indexes between the identified malicious behavior patterns and one or more malicious behavior patterns associated with known classes of malware are computed. The emulated software code is then classified into one or more classes of malware based on the computed similarity indexes. Finally, a comprehensive malware report of the emulated software code is generated based on the execution flow graph and malware classification information. | 2010-07-15 |
20100180345 | METHOD FOR DOCUMENT PROCESSING - A method and system process a document having attached thereto a set of digital rights specifications, the digital rights specifications specifying constraints on the processing of the document. A workflow controller selects candidate devices, for processing the document, from a plurality of devices and determines, for each candidate device, that the device meets the digital rights specifications requirements. A set of devices are assigned to process the document from the set of devices that meet the digital rights specifications constraints. The workflow controller detects a failed device included in the assigned set of devices to process the document and determines potential candidate devices to replace the failed device. For each potential candidate device, it is determined if the potential candidate device meets the digital rights specifications requirements. A device that meets the digital rights specifications constraints is assigned to replace the failed device. | 2010-07-15 |
20100180346 | OBFUSCATION ASSISTING APARATUS - To provide, in order that proper obfuscation of a source code ( | 2010-07-15 |
20100180347 | PLUGGABLE FILE-BASED DIGITAL RIGHTS MANAGEMENT API LAYER FOR APPLICATIONS AND ENGINES - A pluggable file-based DRM (digital rights management) API (application program interface) layer for applications and engines. The invention defines a pluggable file-based DRM API layer such that mobile operators can choose to use any file-based DRM (FDRM) engine in their final product. An FDRM engine can be content agnostic (e.g., can range from an executable to a media file or ring-tone). In accordance with the invention, an application can become DRM aware by calling the novel file-based DRM APIs. Any FDRM engine can be plugged into the novel API layer such that applications can use the protected content. The API layer of the subject invention can be designed such that applications that are DRM aware by using the file-based DRM API layer can be DRM engine agnostic. | 2010-07-15 |
20100180348 | SECURE ONLINE REPOSITORY - Techniques for secure online storage. A user is registered for securely storing documents on a network. User documents are stored on a network server. The user documents include documents for disposing of user property after death or for effecting user medical decisions. A secure network interface is provided for displaying the user documents remotely upon receiving a user security identifier. A secure network interface is provided for displaying the user documents remotely to authorized medical personnel who do not have access to the user security identifier. | 2010-07-15 |
20100180349 | SYSTEM AND METHOD OF POLICY DRIVEN CONTENT DEVELOPMENT - A system and method for implementing a policy driven environment for the development of electronic content is provided. Such a policy driven system and method controlling the introduction of digital content into electronic content under development by monitoring the development environment for file alteration events and analyzing the file alteration event and associated metadata of the electronic content and externally introduced digital content with policy engines that address aspects such as copyright, licensing, source, file type, file length etc according to the policies established by the development organization. The system and method helping to protect the development organization by detecting policy breaches, determining the appropriate course of action, and implementing corrective actions. | 2010-07-15 |
20100180350 | ELECTRONIC SECURITY DEVICE FOR MONITORING COMPUTER EQUIPMENT, ASSOCIATED ASSEMBLIES AND METHODS - An electronic security device for monitoring equipment is disclosed, with each of the items of equipment being linked to a computer network by a plug and a cable at the level of a network interface, the device being arranged between an apparatus of the cabled network and the network interface of the item of computer equipment, the device comprising at the level of each linking cable between the management apparatus of the cabled network and the item of equipment to be monitored: a detection circuit able to detect on said cable, without perturbation, the presence of electrical energy originating from the item of equipment and revealing normal network activity and an isolating circuit able to be activated in the absence of such detection by the detection circuit, so as to isolate the cable in question of said cabled network, and an evaluating circuit able to be activated after the isolation performed by the isolating circuit, so as to apply to the cable a signal having a predetermined waveform, so as to detect the wave reflected and to determine on the basis of the reflected wave an abnormal condition in the circuit constituted by the cable and by the network interface of the item of equipment. | 2010-07-15 |
20100180351 | NOVEL GENES ENCODING INSECTICIDAL PROTEINS - The present invention relates to novel DNA sequences encoding insecticidal Cry1 C proteins derived from | 2010-07-15 |
20100180352 | Compositions and Methods of Using RNA Interference for Control of Nematodes - The present invention relates to the use of RNA interference to inhibit expression of plant parasitic nematode target let-70 genes, and relates to the generation of plants that have increased resistance to parasitic nematodes. | 2010-07-15 |
20100180353 | TRANSFORMATION OF ALLIUM SP. WITH AGROBACTERIUM USING EMBRYOGENIC CALLUS CULTURES - The present invention relates to a method for transforming | 2010-07-15 |
20100180354 | Three-Dimensional Nanoscale Metrology using FIRAT Probe - In accordance with an embodiment of the invention, there is a force sensor for a probe based instrument. The force sensor can comprise a detection surface and a flexible mechanical structure disposed a first distance above the detection surface so as to form a gap between the flexible mechanical structure and the detection surface, wherein the flexible mechanical structure is configured to deflect upon exposure to an external force, thereby changing the first distance over a selected portion of the gap, the change in distance at the selected portion orienting a probe tip of the force sensor for multi-directional measurement. | 2010-07-15 |
20100180355 | Probe Sensor with Multi-Dimensional Optical Grating - A displacement sensor employs an electromagnetic radiation source that generates a beam of electromagnetic radiation for measuring a feature of an object. The displacement sensor includes a displacement probe, a multi-dimensional diffraction grating and a plurality of photon detectors. A reflection surface, which is changed when the probe interacts with the object, interacts with the beam from the electromagnetic radiation source and reflects a beam from the reflection surface. The multi-dimensional diffraction grating interacts with the reflected beam and generates a pattern of diffracted beams. Each photon detector senses a different diffracted beam, thereby providing information about the state of the probe. | 2010-07-15 |
20100180356 | Nanoindenter - A new type of indenter is described. This device combines certain sensing and structural elements of atomic force microscopy with a module designed for the use of indentation probes, conventional diamond and otherwise, as well as unconventional designs, to produce high resolution and otherwise superior indentation measurements. | 2010-07-15 |
20100176812 | LOOK-AHEAD BOUNDARY DETECTION AND DISTANCE MEASUREMENT - Systems and methods for look-ahead boundary detection and distance estimation are disclosed. In some embodiments, a drilling method includes extending a borehole with a drill string that includes a resistivity logging tool. The logging tool makes upward-looking and downward-looking resistivity measurements based on radial current flow. The upward looking and downward looking resistivity measurements are processed to estimate the distance to approaching bed boundaries, and drilling can be halted when the estimated distance reaches a desired value. Such information can be used to anchor casing at advantageous points and can further be used to avoid penetrating water-containing formations below a hydrocarbon reservoir. | 2010-07-15 |
20100176813 | ANTENNA OF AN ELECTROMAGNETIC PROBE FOR INVESTIGATING GEOLOGICAL FORMATIONS - An antenna ( | 2010-07-15 |
20100176816 | Partial Corona Discharge Detection - A method of detecting partial corona discharge in a targeted circuit of an electrical apparatus, comprises the steps of: wrapping a Rogowski coil around a leg of the targeted circuit to produce a Rogowski coil signal that represents electrical current rate of change in the leg of the targeted circuit; coupling the Rogowski coil signal to a three-dimensional display device that may represent the dimension of time, the dimension of amplitude as a function of a time, and the dimension of duration of amplitude as a function of time in successive periods of that have a preselected duration; monitoring the display device to detect deviations of the duration of amplitude as a function of time from a normal waveform in the leg of the targeted circuit; and correlating ones of the detected deviations of the duration of amplitude as a function of time from a normal waveform that exceed a preselected deviation level as indicative of partial corona discharge within the targeted circuit. | 2010-07-15 |
20100176817 | Bulk Current Injection (BCI) Probe with Multiple, Symmetrically Spaced Feeds - A Bulk Current Injection (BCI) transformer is provided herein with a magnetic core and a plurality of windings. The magnetic core is configured for encircling one or more electrical conductors under test. Each of the plurality of windings are wrapped, at least in part, around a longitudinal dimension of the magnetic core and spaced apart around an azimuthal dimension of the magnetic core. During injection tests, a power source may be coupled for supplying current to each of the windings at a respective “feed point.” Arranging multiple feed points around the magnetic core enables current flow through the windings to generate an azimuthally-uniform magnetic flux density in the magnetic core. The uniform magnetic flux density enables the BCI transformer to excite only common mode currents in the electrical conductors under test. BCI test methods, including injection tests and current sensing tests are also provided herein, along with a test setup for characterizing BCI transformers. | 2010-07-15 |
20100176818 | Apparatus and method for the measurement of mass and density and/or for the measurement of the humidity of portioned units - Method and apparatus for the measurement of mass or density and/or for the measurement of the humidity in a plurality of portioned units in a non-metallic carrier material, which provides the following: a microwave measuring instrument, consisting of at least one microwave resonator for generating at least one resonance mode in a spatially limited measurement area and an analysing unit for analysing at least one variable of the at least one resonance mode, a conveying device for the carrier material, which transports the carrier material with the portioned units through the measurement area, the microwave measuring instrument measures at least one variable of the at least one resonance mode at a time when only the carrier material without portioned unit is in the measurement area, and at a time when the portioned unit is at least partially in the measurement area, the analysing unit subtracts the variable measured for the carrier material from the measurement values for the portioned unit, and determines a value of the humidity and/or of the mass or density of the portioned unit from at least one difference by way of an input-output map. | 2010-07-15 |
20100176819 | DEVICE FOR THE CAPACITIVE MEASUREMENT OF THE QUALITY AND/OR DETERIORATION OF A FLUID, INCLUDING A CAPACITIVE SENSOR THAT IS MECHANICALLY UNCOUPLED FROM THE ELEMENT IN WHICH IT IS ENCAPSULATED - The invention concerns a device for the capacitive measurement of the quality and/or deterioration of a fluid, comprising a sensor encapsulated in a perforated case, wherein the sensor is connected to the encapsulation so as to be mechanically uncoupled therefrom. | 2010-07-15 |
20100176820 | SENSITIVITY ANALYSIS SYSTEM AND SENSITIVITY ANALYSIS PROGRAM - A sensitivity analysis system has a memory device in which an interconnect structure data indicating an interconnect structure included in a semiconductor device is stored. The interconnect structure has: a main interconnection; and a contact structure electrically connected to the main interconnection and extending toward a semiconductor substrate. Parameters contribute to parasitic capacitance of the interconnect structure, and variation of each parameter from a design value caused by manufacturing variability is represented within a predetermined range. The sensitivity analysis system further has: a parameter setting unit that sets the variation to a plurality of conditions within the predetermined range; a capacitance calculation unit that calculates the parasitic capacitance of the interconnect structure in each of the plurality of conditions; and a sensitivity analysis unit that analyzes, based on the calculated parasitic capacitance, response of the parasitic capacitance to variation of the each parameter. | 2010-07-15 |
20100176821 | ACOUSTIC SENSOR - A vibrating electrode plate | 2010-07-15 |
20100176822 | NANOWIRE SENSOR - An analyte sensing device is disclosed. In one aspect, the device includes at least one sensing module on a substrate. The sensing module has at least one nanowire including a bottom, an intermediate part and a top, the bottom being closer to the substrate than the top. The module has a surrounding electrode surrounding the bottom and at least part of the intermediate part of each nanowire in height direction and being electrically isolated from the nanowire. There is a gap between each nanowire and the corresponding surrounding electrode allowing penetration of an analyte to be detected between the nanowire and the surrounding electrode. A measurement circuitry is electrically connected to each nanowire and the surrounding electrode for detecting a change in an electrical property as a result of the penetration of the analyte into the gap. | 2010-07-15 |
20100176823 | Apparatus and Method for Detecting Finger Activity on a Fingerprint Sensor - An apparatus and method for detecting the presence of a finger on a fingerprint sensor is disclosed in one embodiment of the invention as including transmitting a probing signal, comprising a series of probing pulses, to a fingerprint sensing area. A response signal, comprising a series of response pulses, is received from the fingerprint sensing area in response to the probing signal. An upper reference signal is generated and finger activity is detected on the fingerprint sensing area by monitoring whether the peaks of the response pulses exceed the reference signal. | 2010-07-15 |
20100176824 | MEASURING APPARATUS AND MEASURING METHOD - A measuring unit applies a dc voltage causing an inversion layer to be formed on an interface between a semiconductor substrate and an insulating film to the semiconductor substrate while changing a change speed of a level of the dc voltage, and measures a current flowing through the insulating film. An arithmetic unit obtains a straight line showing a relationship between the current flowing through the insulating film and the change speed of the dc voltage on the basis of a relationship between the current measured by the measuring unit and the dc voltage, and calculates a slope of the obtained straight line as surface capacitance of the insulating film. The arithmetic unit calculates permittivity of the insulating film on the basis of the calculated surface capacitance, an area of contact between a probe and the insulating film and a thickness of the insulating film. | 2010-07-15 |
20100176825 | Tactile sensor for curved surface and manufacturing method thereof - A tactile sensor for curved surfaces applicable to objects with multi-dimensional curvature and a small radius of curvature and a manufacturing method thereof are disclosed. The tactile sensor for curved surfaces includes a lower pattern including a plurality of lower polymer film layers spaced at specified intervals in a lower direction, lower metal layers disposed on the lower polymer film layers, and a number of lower resistors disposed on the lower metal layers, an upper pattern including a plurality of upper polymer film layers spaced at specified intervals in a direction perpendicular to the lower direction, upper metal layers disposed on the upper polymer film layers, and a number of upper resistors disposed below the upper metal layers to be electrically connected to the lower resistors, and a lower polymer layer and an upper polymer layer to bond the lower pattern and the upper pattern to each other. | 2010-07-15 |
20100176826 | Moisture Sensor and Method for Measuring Moisture of a Gas-Phase Medium - The invention relates to a moisture sensor which comprises a receiving area on its surface for a moisture film, the layer thickness of which is dependent on the relative humidity in the surrounding of the receiving area. The moisture sensor has a signal source which is connected to at least one control electrode at at least one infeed, the electrode abutting the receiving area, for providing a control voltage to the moisture film. The moisture sensor comprises at least one potential sensor which has at least one sensor area, under the receiving area, which is spaced apart from the at least one infeed. The sensor area is electrically insulated from the receiving area by an insulation layer, located between the sensor area and the receiving area, in such a way that an electrical potential can be capacitively detected by means of the potential sensor, the potential being dependent on the layer thickness of the moisture film and the control voltage. | 2010-07-15 |
20100176827 | Substance detection sensor - A substance detection sensor includes an insulating layer; two electrodes spaced in opposed relation to each other on the insulating layer; and conductive layers formed between the two electrodes on the insulating layer so as to electrically connect the two electrodes, and of which a swelling ratio varies depending on the type and/or amount of a specific gas. The conductive layers are formed by dividing into plural layers between the two electrodes. | 2010-07-15 |
20100176828 | REVERSIBLE TEST PROBE AND TEST PROBE TIP - A reversible test probe and test probe tip. In one embodiment, a test probe tip is reversible relative to a test probe body. The reversible probe has a first probe tip at a first end and a second probe tip at a second end. The test probe body has an opening operable to receive the first probe tip and the second probe tip. When the first probe tip is positioned in the opening, the first probe tip is electrically coupled to a metal device in the test probe body. When the second probe tip is positioned in the opening, the second probe tip is electrically coupled to a metal device in the test probe body. In another embodiment, a test probe having two test probe tips is reversible relative to a test lead. | 2010-07-15 |
20100176829 | PROBE AND PROBE CARD - A probe comprises: contact parts to be electrically connected to input/output terminals of an IC device built in a semiconductor wafer under test; interconnect parts at the front ends of which the contact parts are provided; a plurality of beam parts on the top surface of which the interconnect parts are provided along the longitudinal direction; and a base part supporting the plurality of beam parts all together in a cantilever fashion, the beam parts are supported by the base part at a rear end region of the beam parts, and grooves are provided between the adjoining beam parts in the rear end region. | 2010-07-15 |
20100176830 | RELAY CIRCUIT TESTER DEVICE - A circuit tester device for testing continuity and polarity of vehicle relay circuits may include a housing and a plug carried by the housing. The circuit tester device may also have a battery lead adapted to connect to a battery terminal, and a ground lead adapted to connect to a ground. Further, the circuit tester device may have circuitry including three or more circuits connected between the battery and ground leads. Each circuit may have in series a first resistor, a first status indicator, a first diode, a test terminal, a second diode, a second status indicator and a second resistor. Each test terminal may be connected to a respective one of the pins. The circuitry may also have one or more load circuits tapped into one of the circuits between the first and second diodes. The load circuits may include in series a test switch and a load terminal. | 2010-07-15 |
20100176831 | Probe Test Card with Flexible Interconnect Structure - A probe test card assembly for testing of a device under test includes a printed circuit board (PCB), a space transformer, a probe head structure and a flexible interconnect structure. The space transformer has a first plurality of electrical contacts disposed thereon for providing electrical connections with a plurality of contacts disposed on the PCB and a second plurality of electrical contacts disposed thereon for making contact with a plurality of test probes. Each test probe from the plurality of test probes has a first end for making electrical contact with a device under test and a second end for making electrical contact with one of the electrical contacts from the second plurality of electrical contacts on the space transformer. The flexible interconnect structure provides electrical connections between the first plurality of electrical contacts on the space transformer and the plurality of electrical contacts on the PCB. | 2010-07-15 |
20100176832 | Vertical Guided Layered Probe - The present invention is a set of layered probes that make electrical contact to a device under test. The layered probes are disposed within openings of at least one guide plate. The guide plate surrounds the probes via the openings. | 2010-07-15 |
20100176833 | PROBE PIN - There is provided a material having an excellent conductivity and oxidation resistance as well as a sufficient hardness for probe pins. The present invention provides a probe pin material including Au, Ag, Pd and Cu, wherein the concentration of Au is 40 to 55% by weight, the concentration of Ag is 15 to 30% by weight and the total concentration of Pd and Cu is 15 to 40% by weight. This material can further include 0.6 to 5% by weight of any one element from among Ni, Zn and Co. Furthermore, this alloy can be precipitation-hardened by being heated at 300 to 500° C., enabling provision of a material having a higher hardness. | 2010-07-15 |
20100176834 | Cantilever Microprobes For Contacting Electronic Components and Methods for Making Such Probes - Embodiments disclosed herein are directed to compliant probe structures for making temporary or permanent contact with electronic circuits and the like. In particular, embodiments are directed to various designs of cantilever-like probe structures. Some embodiments are directed to methods for fabricating such cantilever structures. In some embodiments, for example, cantilever probes have extended base structures, slide in mounting structures, multi-beam configurations, offset bonding locations to allow closer positioning of adjacent probes, compliant elements with tensional configurations, improved over travel, improved compliance, improved scrubbing capability, and/or the like. | 2010-07-15 |
20100176835 | TEST APPARATUS AND TRANSMISSION APPARATUS - A test apparatus for testing a device under test includes a test signal generating section that generates a test signal to be supplied to the device under test, a main driving section that outputs an output voltage determined in accordance with the test signal, to an input/output pin connected to a signal input/output terminal of the device under test, a replica driving section that outputs a comparison voltage determined in accordance with the test signal, a resistance voltage dividing section that generates a divided voltage by resistance-dividing the comparison voltage, a comparing section that compares a voltage of the input/output pin with the divided voltage, a judging section that judges acceptability of the device under test based on a result of the comparison by the comparing section, and an adjusting section that adjusts a voltage dividing ratio of the resistance voltage dividing section so that the divided voltage becomes equal to a voltage obtained by adding together a predetermined threshold voltage and a voltage of the input/output pin that is observed when the main driving section has output the output voltage and the signal input/output terminal of the device under test has not output a response signal. | 2010-07-15 |
20100176836 | Wafer Level Burn-In and Electrical Test System and Method - A burn-in and electrical test system ( | 2010-07-15 |
20100176837 | ULTRA-THIN ORGANIC TFT CHEMICAL SENSOR, MAKING THEREOF, AND SENSING METHOD - An embodiment of the invention is an organic thin film transistor chemical sensor. The sensor includes a substrate. A gate electrode is isolated from drain and source electrodes by gate dielectric. An organic ultra-thin semiconductor thin film is arranged with respect to the gate, source and drain electrodes to act as a conduction channel in response to appropriate gate, source and drain potentials. The organic ultra-thin film is permeable to a chemical analyte of interest and consists of one or a few atomic or molecular monolayers of material. An example sensor array system includes a plurality of sensors of the invention. In a preferred embodiment, a sensor chip having a plurality of sensors is mounted in a socket, for example by wire bonding. The socket provides thermal and electrical interference isolation for the sensor chip from associated sensing circuitry that is mounted on a common substrate, such as a PCB (printed circuit board). A method of operating an organic thin film transistor chemical sensor exposes the sensor to a suspected analyte. A low duty cycle voltage pulse train is applied to the gate electrode to reduce baseline drift while sensing for a conduction channel change. | 2010-07-15 |
20100176838 | SEMICONDUCTOR DEVICE AND TEST METHOD - A semiconductor device includes a first circuit block, a second circuit block, a first lead-out line coupled to the first circuit block, a second lead-out line coupled to the second circuit block, a first pad coupled to the first lead-out line, a second pad coupled to the second lead-out line, and a shielding line provided between the first lead-out line and the second lead-out line. | 2010-07-15 |
20100176839 | POWER SUPPLY VOLTAGE MONITORING CIRCUIT AND ELECTRONIC CIRCUIT INCLUDING THE POWER SUPPLY VOLTAGE MONITORING CIRCUIT - Provided is a power supply voltage monitoring circuit ( | 2010-07-15 |
20100176840 | SUPERCONDUCTIVE CROSSBAR SWITCH - A superconductor crossbar switch for connecting a plurality of inputs with a plurality of outputs, including a switching cell having an input, an output and a circuit for connecting the input with the output for bidirectionally transmitting data therebetween. The connection of the retaining and releasing circuitry of a plurality of cells enables the switch to simultaneously retain a selected cell or cells of a group of cells and disable the remaining cells of that group, whereby a subsequent query on a disabled cell is inoperative until the selected cell or cells is released. The crossbar switch is characterized by latency on the order of nanoseconds, a data rate per channel on the order of gigabits per second, essentially zero crosstalk, and detection of contention in nanoseconds or less and resolution of contention in nanoseconds or less. | 2010-07-15 |
20100176841 | SEU TOLERANT ARBITER - Single Event Upset (SEU, also referred to as soft error) tolerant arbiters, bare arbiters, and filters are disclosed. An arbiter provides a filter section, and a bare arbiter, coupled to the filter section. The bare arbiter includes a redundant first input and a redundant second input, and a redundant first output and a redundant second output. A pull-down transistor in the bare arbiter conditionally overpowers a corresponding pull-up transistor in the bare arbiter when a contention condition is present in the bare arbiter. | 2010-07-15 |
20100176842 | FAIL SAFE I/O DRIVER WITH PAD FEEDBACK SLEW RATE CONTROL - Disclosed are a method, system and apparatus for an improved fail safe I/O driver with pad feedback slew rate control are disclosed. In one embodiment, a pad driver circuit includes a pad node, an NMOS component, a feedback capacitor between the pad node and a gate of the NMOS component to control slew rate across a range of capacitor loads, a switch circuit between the pad node and the feedback capacitor, and a signal generator to generate a signal to control the switch circuit. The switch circuit to maintain a main driver circuit and a pre-driver circuit of the pad driver circuit in a fail safe state when an integrated circuit that includes the pad driver circuit is in the fail safe state. The pad driver circuit may include a PMOS component. | 2010-07-15 |
20100176843 | METHOD AND APPARATUS FOR SETTING SAMPLING POINT OF LOW VOLTAGE DIFFERENTIAL SIGNAL TRANSMITTED BETWEEN FIELD PROGRAMMABLE GATE ARRAYS - A method and apparatus for setting a sampling point of a low voltage differential signal transmitted between Field Programmable Gate Arrays (FPGAs) are provided. The method includes determining in which one a maintenance section or a transition section of a received signal of an initial sampling point is located in, determining a first boundary by shifting the received signal in a first direction if the initial sampling point is located in the maintenance section, determining a second boundary by shifting the first shifted signal in a second direction, and determining a sampling point for determining a sampling reference signal by shifting the second shifted signal in the first direction so that the sampling point may be located at a central position between the first and second boundaries. The method can guarantee the reliability of a data reception by preventing a signal distortion when determining a sampling point in case where the FPGA receives data at a high rate through existing input/output devices. | 2010-07-15 |
20100176844 | VARIABLE OFF-CHIP DRIVE - A driver circuit includes a set of selectable drivers each having an individual drive capability, the drivers being selectable such that i) when a subset of the drivers is selected, a signal will be driven by the drivers at a first drive level, and ii) when the subset of the drivers and at least one additional driver is selected, signal will be driven by the drivers at a level that is greater than the first level by a level of drive provided by the least one additional driver. | 2010-07-15 |
20100176845 | METHOD FOR DETECTING THE LOCKING OF A PHASE-LOCKED LOOP AND ASSOCIATED DEVICE - A method is for detecting locking of a phase-locked loop that generates an output signal and includes a phase comparator receiving, as an input, a reference signal and a second signal based upon the output signal. A time window having a duration of at least two periods of a third signal based upon the output signal, and located about a payload edge of the second signal, is generated. A first comparison of the reference signal and the second signal at a first payload edge of the third signal within the time window and on a first side of the payload edge of the second signal is performed. A second comparison of the reference signal and the second signal at a second payload edge of the third signal within the time window and on a second side of the payload edge of the second signal is then performed. Locking of the phase-locked loop based upon the reference signal and the second signal being equal during the first and second comparisons is detected. | 2010-07-15 |
20100176846 | DIFFERENTIAL HYBRID CIRCUIT - A main driver amplifier generates first differential signals (Vdp/Vdn) based on pattern data (PAT). A replica driver amplifier generates second differential signals (Vcp/Vcn) based on the pattern data (PAT). Two subtractors generate electric potential difference signals (HP=RP−Vep) and (HN=RN−Ven), respectively. Two sample hold circuits sample the electric potential difference signals (HP and HN),and hold them thereafter, respectively. A comparison unit compares a differential amplitude signal (DA=HHP−HHN) with a predetermined threshold value (VOH). A latch circuit latches an output from the comparison unit. Sampling timings of the two sample hold circuits and a latch timing of the latch circuit, can be adjusted independently. | 2010-07-15 |
20100176847 | VOLTAGE-CURRENT CONVERTER AND FILTER CIRCUIT USING SAME - The voltage-current converter of the present invention includes a converter input terminal, a converter output terminal, a voltage-current conversion unit for converting voltage that is applied as input to the converter input terminal to current, and a current extraction unit for intermittently extracting current from the output terminal of the voltage-current conversion unit and supplying this current as output from the converter output terminal. | 2010-07-15 |
20100176848 | INPUT/OUTPUT BUFFER CIRCUIT - A circuit includes an input/output buffer circuit. The input/output buffer circuit includes an output buffer circuit and a bias control circuit. The output buffer circuit provides an output voltage in response to output information. The bias control circuit provides an output buffer bias voltage based on the output voltage. | 2010-07-15 |
20100176849 | CLOSED LOOP SURGE PROTECTION TECHNIQUE FOR DIFFERENTIAL AMPLIFIERS - A differential amplifier with surge protection is described. The differential amplifier includes a first output driver device, a second output driver device, a first replica device, a second replica device, a current comparator, and a clamp circuit. The first replica device is configured to be a replica of the first output driver device. The second replica device is configured to be a replica of the second output driver device. The current comparator is configured to generate a threshold current, and to compare the threshold current to a first current through the first replica device and a second current through the second replica device. The clamp circuit is configured to limit a third current through the first output driver device and a fourth current through the second output driver device if the current comparator determines that the threshold current is greater than the first current or the second current. | 2010-07-15 |
20100176850 | DEVICE FOR CONVERTING AN ELECTRIC CURRENT - A device for converting an electric current or for forming an electric voltage, Includes semiconductor modules connected in series and having at least one controllable power semiconductor, a high-voltage control unit lying at the potential of one of the semiconductor modules and a low-voltage control unit lying close to a ground potential and connected to the high-voltage control unit by at least one fiber-optic cable. The device is to be safe, low-maintenance and cost-effective and therefore the high-voltage control unit has a high-voltage interface lying at the potential of one of the semiconductor modules and connected to at least two controllable power semiconductors by signal lines and the high-voltage interface is connected to the low-voltage control unit by at least one of the fiber-optic cables. | 2010-07-15 |
20100176851 | Pulse Width Modulation Circuit Capable of Linearly Adjusting Duty Cycle with Voltage and Related Method - A pulse width modulation circuit capable of linearly adjusting duty cycle with voltage, which comprises an input voltage source for generating an input voltage, a regulator for generating a regulated voltage, a first voltage-dividing unit for providing a first divided voltage, a second voltage-dividing unit for providing a second divided voltage, a third voltage-dividing unit for providing a third divided voltage, a voltage adder for adding the first divided voltage and the third divided voltage for generating a high level voltage, a waveform generator for generating an oscillating signal according to the high level voltage and the third divided voltage, and a comparator having a first input terminal coupled to the second voltage-dividing unit, a second terminal coupled to the waveform generator, and an output terminal for comparing the second divided voltage with the oscillating signal to output a pulse width modulation signal through the output terminal. | 2010-07-15 |
20100176852 | SPREAD SPECTRUM CLOCK GENERATOR USING ARRIVAL LOCKED LOOP TECHNOLOGY - A new technique using arrival locked loop technology to produce a spread spectrum clock signal with random frequency modulation and with precise variable frequency spread is presented. The arrival locked loop includes three modules, the arrival comparator with a precise spread control, the loop filter and the VCO. An arrival locked loop is made unstable and oscillates at a certain frequency to produce a low frequency modulation signal on the final error correction output to spread the high frequency output signal from VCO in frequency. The period of frequency spread in each cycle of the low frequency modulation signal also increases by a small random amount of time cycle after cycle until the period of frequency spread becomes so long that cycle-slip is produced to the punctual signal at the input of arrival comparator to reset the period of frequency spread to a small amount. | 2010-07-15 |
20100176853 | Monitoring apparatus and computer-readable storage medium - A monitoring apparatus monitors a system including an oscillator with a variable oscillation frequency. The monitoring apparatus has a transmitting unit to transmit an information collecting instruction for collecting state information of the system to the system at an arbitrary monitoring timing, and a control unit to perform a control operation that includes transmitting to the system control information for controlling the oscillation frequency to become a reference value or less if the oscillation frequency exceeds the reference value, and computing a changing amount of the oscillation frequency at least due to aging and a next monitoring timing. | 2010-07-15 |
20100176854 | DELAY CIRCUIT - Provided is a delay circuit that has a delay time period independent of a power supply voltage and has the equal delay time period between a case of a change in input signal from Low to High and a case of a change in input signal from High to Low. The delay time period is determined as a time period necessary for a voltage of a capacitor ( | 2010-07-15 |
20100176855 | PULSE WIDTH MODULATED CIRCUITRY FOR INTEGRATED DEVICES - An apparatus for producing a separate pulse width modulation signal for each of a plurality of integrated devices, comprising circuitry for each integrated device having structures that :receive and convert a digital signal for each integrated device to an analog voltage level; sample the analog voltage level and storing such analog voltage level; and compare the stored analog voltage level to a common dynamic reference signal and producing a variable width pulse having a first level when the reference signal is above the analog voltage level and a second level when the reference signal is below the analog voltage level, wherein the common dynamic reference signal is the same signal for each integrated device | 2010-07-15 |
20100176856 | METHOD AND APPARATUS FOR DETECTING AND ADJUSTING CHARACTERISTICS OF A SIGNAL - Disclosed is a circuit that adjusts a characteristic of a signal transmitted from a transmitter to a receiver over a communication channel (e.g., a wire, a backplane, etc.). The circuit includes a latch that receives the signal at a predetermined point in the circuit and samples a voltage of the signal many times after a threshold voltage is applied to the latch. The circuit also includes a processor that determines the characteristic of the signal when the sampled voltages indicate a transition point and that adjusts the threshold voltage when the sampled voltages do not indicate a transition point. The processor adjusts the characteristic of the signal by adjusting at least one of a current and a voltage of the transmitter when the characteristic of the signal is outside a predetermined range. | 2010-07-15 |
20100176857 | APPARATUS FOR OUTPUTTING COMPLEMENTARY SIGNALS USING BOOTSTRAPPING TECHNOLOGY - Disclosed herein is an apparatus for outputting complementary signals using bootstrapping technology. The apparatus for outputting complementary signals includes a precharaged logic block, one or more output nodes, and a bootstrapping circuit block. The precharged differential logic block generates a differential signal depending on an input signal. The one or more output nodes output the complementary signals depending on the differential signal. The bootstrapping circuit block is shared by the one or more output nodes, and amplifies the complementary signals. | 2010-07-15 |
20100176858 | Signal oversampling for improved S:N in reflector movement system - Eight or more transition points are generated during a given period, and are used in tracking movement of an interferometer reflector. Duty cycles of generated square waves are used to establish precise intervals between the transition points, and precise wave-phase relationships. | 2010-07-15 |
20100176859 | Self-Protecting Core System - The present invention is applicable to an electronic device including a master, a slave, a bus coupling the master and the slave and a clock generator for providing a system clock to the master and slave. The clock generator determines whether the received data is correct on a cycle-by-cycle basis. The clock generator suppresses an edge of a next clock cycle of the system clock signal if the data is not to be correct. The clock generator allows the edge of a next clock cycle of the system clock signal if the data is correct. | 2010-07-15 |
20100176860 | Clocked D-type Flip Flop circuit - A clocked D-type Flip-Flop circuit has a transmission gate to admit an input data and to provide an intermediate output to a clock-controlled inverter based on the clock signals. The clock-controlled inverter is used as a latch for latching the output signal from the transmission gate and releases the latched signal by the same clock signals to an output inverter. The output of the output inverter is the Q terminal of the Flip-Flop circuit. Another output inverter is used to invert the signal from the Q terminal into a complementary output signal. In one of the embodiments of the present invention, another transmission gate is used to condition the complementary output signal. | 2010-07-15 |
20100176861 | ELECTRONIC DEVICE AND DELAY CIRCUIT THEREOF - A delay circuit is used for receiving an input signal from a signal source. The delay circuit includes a delay unit, a switch unit, and a generator. The switch unit is used for receiving a voltage from a power supply and selectively transmitting the voltage to the delay unit according to the input signal. The generator is coupled to the power supply for generating an output signal. The output signal is equivalent to the input signal that is delayed for a predetermined time period. Wherein the delay unit is used for generating an electrical signal according to the voltage and transmitting the electrical signal to the generator. The delay unit includes an adjustable capacitor coupled between ground and an interconnection of the switch unit and the generator. An electronic device including the delay circuit is also provided. | 2010-07-15 |
20100176862 | Gain Control Circuit and Method of Gain Control - The present invention relates to a gain control circuit, which detects an output signal of a front-end circuit to produce a detection signal. An operation unit performs an accumulation operation to the detection signal and thereby produces an operation signal. In addition, the operation unit also resets the operation unit according to a reset signal. A reset unit produces the reset signal for every predetermined interval of time. A control unit produces a control signal according to the operation signal and a first threshold value for controlling an output gain of the front-end circuit. | 2010-07-15 |
20100176863 | Signal Converter And Method Thereof - A signal converter and a method thereof are provided. The signal converter and the method are adapted for a voltage signal converting application. The signal converter and the method are adapted for converting a high voltage sine wave signal into a low voltage full wave and/or low wave signal, and improving the stability of the circuit. The signal converter is configured in an IC type, and can be integrated with other ICs, thus improving the systematic integration. | 2010-07-15 |
20100176864 | LEVEL SHIFTER CIRCUIT - A level shifter circuit is disclosed. The circuit receives a digital input signal characterized by a logical high state having a first high voltage level and generates an output node for driving a digital output signal characterized by a logical high state having a second high voltage level. The output signal logical state mirrors the input signal logical state. The circuit includes a short circuit current reduction mechanism for charging a first internal node of level shifter circuit following a first transition of the input signal logical state. The circuit further includes a performance enhancement mechanism for discharging the first internal node of the level shifter circuit following a second transition of the input signal logical state. The performance enhancement mechanism may comprise a transistor driven by the input signal and connected between the first internal node and ground. The current limiting mechanism may comprise a transistor having a source/drain terminal connected to the first internal node. | 2010-07-15 |
20100176865 | GAIN CONTROL WITH MULTIPLE INTEGRATORS - A system according to one embodiment includes an analog input for receiving an analog signal; a variable gain amplifier coupled to the analog input; a first integrator coupled to the variable gain amplifier for controlling the gain of the analog signal; a second integrator generating control signals for controlling functions of the first integrator; a serializer for serializing the control signals; and a deserializer coupled to the serializer for deserializing the control signals and passing the deserialized control signals to the first integrator. | 2010-07-15 |
20100176866 | Signal Preprocessing Device Comprising Band-Pass Filters For Structure-Borne Noise Sensors - A signal preprocessing device is disclosed, which is integrated into a structure-borne sound sensor or into an acceleration sensor for sensing structure-borne sound, or which is connected at the input end to at least one sensor of this type and is connected at the output end to at least one signal channel that is connected to at least one central electronic control unit, and wherein the signal preprocessing device has at least one filter module having at least two bandpass filters. | 2010-07-15 |
20100176867 | Noise Generator - A noise generator for generating band-limited noise from a plurality of sinusoidal signals at the same level and equidistant frequency position in the noise spectrum is provided. A noise signal has a low crest factor and for this purpose the phase position of each individual sinusoidal signal is determined. | 2010-07-15 |
20100176868 | TIME INTERLEAVED TRACK AND HOLD - The present application relates to an apparatus comprising a first transistor element, with at least three terminals, and at least one switching unit. The present application relates also to a method, computer readable medium having a computer program stored thereon and a track and hold circuit comprising the apparatus. The apparatus comprises a first transistor element with at least three terminals, wherein a first terminal is supplied with a first voltage, and wherein a second terminal is supplied with a second voltage. The apparatus comprises a first switching unit, wherein a third terminal is connected to ground potential via the first switching unit. The transistor element comprises a predefined threshold voltage. The first voltage and the second voltage are predefined alternating voltages. The transistor element is configured such that in case a differential voltage between the first predefined alternating voltage and the second predefined alternating voltage is higher than the predefined threshold voltage and the first switching unit is not conductive the third terminal is charged with the first predefined alternating voltage. | 2010-07-15 |
20100176869 | TEMPERATURE COMPENSATION CIRCUIT - A temperature compensation circuit according to an embodiment of the present invention includes a bias circuit configured to output a bias current having a current value increasing in proportion to an absolute temperature in a low-temperature region in which a temperature is lower than a predetermined temperature, and having a greater current value than the current value proportional to the absolute temperature in a high-temperature region in which the temperature is equal to or greater than the predetermined temperature, and a transistor having a control terminal supplied with the bias current. The bias circuit includes a first current generating circuit configured to generate a first current increasing in proportion to the absolute temperature, a second current generating circuit configured to generate a second current that does not flow in the low-temperature region and flows in the high-temperature region, and a control circuit configured to control the second current and having a connection terminal capable of being connected with an external resistor for adjusting a magnitude of the second current, and is configured to generate a third current by adding the first current to the second current, and output the bias current depending on or equal to the third current. | 2010-07-15 |
20100176870 | Semiconductor device and operation mode switch method - A semiconductor device has: a pull-up circuit connectable to an internal terminal; a pull-down circuit connectable to the internal terminal; and an operation mode switch circuit. The operation mode switch circuit switches an operation mode based on a potential of the internal terminal when the pull-up circuit is connected to the internal terminal and a potential of the internal terminal when the pull-down circuit is connected to the internal terminal. | 2010-07-15 |
20100176871 | SIGNAL RECEIVER AND VOLTAGE COMPENSATION METHOD THEREOF - A signal receiver includes a first-stage circuit, a second-stage circuit, a current compensation circuit, and a biasing circuit. A first input end of the first-stage circuit receives a reference voltage, and a second end of the first-stage circuit receives an input signal. A first input end and a second input end of the second-stage circuit are respectively coupled to a first output end and a second output end of the first-stage circuit. The current compensation circuit is coupled to the first input end of the second-stage circuit for dynamically providing a compensation current to the first input end of the second-stage circuit in response to a biasing voltage, so as to stabilize its voltage level. The biasing circuit biases the first-stage circuit and the current compensation circuit and sets the biasing voltage of the current compensation circuit in response to the reference voltage. | 2010-07-15 |
20100176872 | Charge Pump Circuit, LCD Driver IC, And Electronic Appliance - A charge pump circuit | 2010-07-15 |
20100176873 | INTERNAL VOLTAGE GENERATOR FOR SEMICONDUCTOR INTEGRATED CIRCUIT CAPABLE OF COMPENSATING FOR CHANGE IN VOLTAGE LEVEL - The internal voltage generator includes a level detector for comparing an internal voltage with a reference voltage to output a level detecting signal; a pump controller for outputting a pump enable signal in response to a mode signal and the level detecting signal; and a voltage pump for generating the internal voltage in response to the pump enable signal. | 2010-07-15 |
20100176874 | VOLTAGE DETECTION CIRCUIT - Provided is a voltage detection circuit having a small circuit scale. A P-type metal oxide semiconductor (PMOS) transistor ( | 2010-07-15 |
20100176875 | Method for Improving Power-Supply Rejection - An electronic circuit may comprise an input stage powered by a supply voltage and configured to receive a reference signal. The circuit may further comprise an output stage powered by the supply voltage and coupled to the input stage, and configured to generate an error signal based on: the reference signal, and a feedback signal based on an output signal. The circuit may also include a pass transistor powered by the supply voltage and configured to generate the output signal based on the error signal. A capacitor coupled between the supply voltage and the output stage may increase the current flowing in the output stage, resulting in the output stage conducting current even during a rising edge of the supply voltage, preventing the output signal from reaching the level of the supply voltage during the rising edge of the supply voltage. | 2010-07-15 |