Time Combined With Measurement Of Another Parameter Patents (Class 377/20)
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Patent number: 12104900Abstract: Methods and apparatus receiving data at a first time from at least one sensor, determining a parameter from the received data for the first time, estimating the parameter for a future time based on the data for first time, and outputting the estimated parameter for the future time to a receiving device. In some embodiments, an IC package can process the received data to generate the estimated parameter for the future time. The IC package may transmit the estimated parameter using a particular protocol. In some embodiments, the receiving device can treat the estimated parameter as real-time data.Type: GrantFiled: September 29, 2022Date of Patent: October 1, 2024Assignee: Allegro MicroSystems, LLCInventors: Emanuele Andrea Casu, Nicolás Rigoni, Ross Eisenbeis
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Patent number: 11956358Abstract: A method for synchronizing transmitter and receiver initialization vectors includes: generating a key and providing the key to a transmitter and a receiver; initializing a transmitter initialization vector and a receiver initialization vector with an initialization vector; forming a transmitter partial counter from a counter of the transmitter initialization vector; encrypting a message using the key and the transmitter initialization vector; generating and transmitting a data packet containing the encrypted message and the transmitter partial counter; incrementing the counter; receiving a data packet with an encrypted message and the transmitter partial counter; extracting the transmitter partial counter from the data packet; forming a receiver partial counter from a counter of the receiver initialization vector; based on a comparison of the receiver partial counter and the transmitter partial counter, changing the counter of the receiver initialization vector; decrypting the message and incrementing the couType: GrantFiled: May 26, 2021Date of Patent: April 9, 2024Inventor: Patrick Weßkamp
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Patent number: 11334851Abstract: A method is provided for executing a business date driven application, such as a financial system or a banking application, in an open computing system environment. The method may include accessing a calendar control module to determine an operational mode of the application. The calendar control module is based at least in part on a Julian calendar and may include a Julian calendar day of year field, an application start command field, an application restart command field, and/or a business date indicator field. The method includes executing the business date driven application in accordance with the determined operational mode.Type: GrantFiled: May 18, 2007Date of Patent: May 17, 2022Assignee: The PNC Financial Services Group, Inc.Inventor: Paul Isman MacMurdo
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Patent number: 11307536Abstract: According to various embodiments, a watch may be provided. The watch may include: a timing circuit configured to provide information about a current time; a smart watch circuit configured to provide smart watch functionality; a first battery configured to provide energy to the timing circuit; a second battery configured to provide energy to the smart watch circuit; and a communication circuit configured to provide communication between the timing circuit and the smart watch circuit; wherein the communication circuit includes a safety circuit configured to prevent leakage of current from the first battery to the second battery.Type: GrantFiled: November 12, 2015Date of Patent: April 19, 2022Assignee: RAZER (ASIA-PACIFIC) PTE. LTD.Inventors: Chee Oei Chan, Jian Yao Lien
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Patent number: 11162986Abstract: A method of frequency estimation. A clock output from a frequency synthesizer is received at an input of a ring encoder. The ring encoder generates outputs including a ring encoder output clock and an encoded output which represents LSBs of a clock cycle count of the clock output. A binary counter is run using the ring encoder output clock which provides an output count which represents MSBs of the clock cycle count. Using a reference clock, the encoded output is sampled to provide a sampled encoded output and the output count is sampled to provide a sampled output count. Error correcting is applied to the sampled encoded output to provide a corrected sampled encoded output. The corrected sampled encoded output and sampled output count are combined to provide a combined output which is used for estimating an instantaneous or average frequency of the clock output.Type: GrantFiled: October 9, 2019Date of Patent: November 2, 2021Assignee: Texas Instruments IncorporatedInventors: Tom Altus, Karthik Subburaj, Sreekiran Samala, Raghu Ganesan
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Patent number: 10962595Abstract: Coverage event counters for hardware verification emulations are implemented as linear feedback shift register-based counters generating encoded counter values indicative of a detected number of coverage events. To decode those counter values, a counter algorithm utilized to generate the encoded counter value may continue to be iterated after counting is complete until reaching a defined pattern, while counting the number of iterations (K) necessary to reach the defined pattern. The resulting counter value having the defined pattern is correlated with a mapping table to identify a numerical value, and an ordinal counter value indicative of the number of coverage events is determined based on the identified numerical value, less K.Type: GrantFiled: November 15, 2018Date of Patent: March 30, 2021Assignee: SYNOPSYS, INC.Inventors: Leonid Alexander Broukhis, Boris Gommershtadt, Florent Duru, Gabriel Gouvine, Dmitry Korchemny
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Patent number: 10929798Abstract: Systems and techniques are described for tracking guard tours. In some implementations, the techniques include the actions of receiving data indicating an initiation of a guard tour at the property and by a user, where the guard tour defines a path that includes one or more checkpoints with which the user is instructed to interact. The actions further include analyzing the sensor data. The actions further include determining a location of the user conducting the guard tour at the property. The actions further include based on the location of the user and the path of the guard tour, determining that the user is not following the path of the guard tour. The actions further include based on determining that the user is not following the path of the guard tour, providing, for output, data indicating that the user is not following the path of the guard tour.Type: GrantFiled: June 22, 2018Date of Patent: February 23, 2021Assignee: Alarm.com IncorporatedInventors: Abraham Joseph Kinney, Fabian Emilio Philipe Camargo, Noah Robert Weingart, Andrei Aurelian Furtuna, David James Hutz
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Patent number: 10796320Abstract: A method and system for determining a status of a visitor to a physical location and associated with a handheld device using a computer device coupled to a database are provided. The method includes receiving, by the processor, a hello message from a radio associated with one or more handheld devices, capturing a unique identifier of the handheld device from the received hello message, determining visitor geographic information based on the captured unique identifier and a determined signal strength of the hello message, and outputting the visitor information.Type: GrantFiled: December 23, 2013Date of Patent: October 6, 2020Assignee: MASTERCARD INTERNATIONAL INCORPORATEDInventors: Debashis Ghosh, Randy Shuken, Mary Elizabeth Lesbirel
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Patent number: 10416703Abstract: A system includes an array of counter/timer units that execute a number of timing and pattern generation functions that are selectable by a processor to which the array is coupled. Counter/timer units may receive as inputs the outputs of other counter/timer units, such as for use as a trigger or clock input as instructed by the processor. Counter/timer units may be instructed to execute functions and be coupled to one another by a processor. The processor may then enable the counter/timer units such they subsequently produce complex outputs without additional inputs from the processor. The outputs of the counter/timer units may be used as interrupts to the processor or be used to drive a peripheral device.Type: GrantFiled: August 10, 2017Date of Patent: September 17, 2019Assignee: AMBIQ MICRO, INC.Inventors: Stephen James Sheafor, Donovan Scott Popps
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Patent number: 10228852Abstract: Disclosed herein are methods and apparatuses related to the use of counter tables. A counter table can comprise a plurality of lower-level counters and an upper-level counter. A range of values capable of being represented by a lower-level counter from the plurality of lower-level counters can be enlarged by associating the lower-level counter with the upper-level counter. A counter table can be associated with a network device.Type: GrantFiled: March 25, 2016Date of Patent: March 12, 2019Assignee: Amazon Technologies, Inc.Inventors: Thomas A. Volpe, Mark Anthony Banse
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Patent number: 9910998Abstract: A method, system, mediation server, client, and computer program for deleting a copied file in which a master file is duplicated while maintaining a certain level of security. A mediation server receives and stores a copied file in which a master file stored in a server is duplicated, generates private-key information and public-key information, and transmits the generated public-key information and the copied file to a client. The client receives and stores the copied file and the public-key information. In a case where the copied file is updated, the client encrypts difference information on the difference arising in the updating using the public-key information and transmits the difference information to the mediation server. The client determines whether the condition for being secure is satisfied when a process for updating the copied file becomes possible. When determining that the condition is not satisfied, the client deletes the copied file.Type: GrantFiled: September 2, 2016Date of Patent: March 6, 2018Assignee: International Business Machines CorporationInventor: Akira Ohkado
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Patent number: 9698657Abstract: A blower motor assembly having a variable speed motor that is suitable for replacing a PSC motor in a residential HVAC (heating, ventilation, and air conditioning) system. The blower motor assembly includes a variable speed motor and motor controller; a first power input for receiving a plurality of AC power signals from a control device for use in determining an operating parameter for the motor; and a second power input for receiving AC power from an AC power source for powering the motor controller even when no AC power signals are received by the first power input.Type: GrantFiled: December 21, 2015Date of Patent: July 4, 2017Assignee: Nidec Motor CorporationInventor: Arthur E. Woodward
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Patent number: 9678603Abstract: In a method of operating at least first and second electronic devices, the devices are each arranged to transmit and receive ultrasonic signals, e.g. to operate a touchless user interface. Both devices, or at least two of the devices, are synchronised to transmit said signals at substantially the same time. The devices may, for example, listen to each other's ultrasonic signals or use a WiFi network access point for synchronization.Type: GrantFiled: March 28, 2012Date of Patent: June 13, 2017Assignee: ELLIPTIC LABORATORIES ASInventors: Jens T. Thielemann, Tom Øystein Kavli
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Patent number: 9509316Abstract: An N-bit Gray counter, with N an integer greater than 1, comprises a string of N logic cells connected in cascade, wherein each logic cell comprises an input port for a succession of clock pulses, a circuit for generating a Gray count bit having an output port for the Gray count bit and a circuit for generating a clock signal having a clock output port linked to the input port of the following logic cell. An analog-digital converter of ramp type using such a Gray counter is also provided.Type: GrantFiled: November 5, 2015Date of Patent: November 29, 2016Assignee: PyxalisInventor: Pierre-Adrien Pinoncely
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Patent number: 9312872Abstract: A signal converter may include: a clock generation unit suitable for generating a counting clock signal having a given period value; a signal dividing unit suitable for dividing an input signal having time information by a preset division value correlated with the given period value; and a counting unit suitable for generating a counting value by counting an output signal of the signal dividing unit in response to the counting clock signal.Type: GrantFiled: September 3, 2015Date of Patent: April 12, 2016Assignee: SK Hynix Inc.Inventor: Ji-Hwan Kim
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Patent number: 9306577Abstract: A digitally controlled oscillator includes a ring oscillator and a first supplementary circuit. The ring oscillator is coupled to a supply voltage and generates a signal oscillated at an oscillating frequency. The oscillating frequency is controlled by a digital code and further varies with a supply voltage drift in a first direction. The first supplementary circuit is coupled to the ring oscillator and facilitates the oscillating frequency to vary with the supply voltage drift in a second direction reverse to the first direction.Type: GrantFiled: February 27, 2013Date of Patent: April 5, 2016Assignee: MEDIATEK INC.Inventors: Yi-Chieh Huang, Ping-Ying Wang
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Patent number: 9291115Abstract: A vehicle idle-speed warning system and vehicle idle-speed detection method thereof are provided. It is non-invasive, that is, there is no need to change or modify any part of the constructing parts in the engine compartment. The present invention can be adopted stand-alone, or be applied to existing popular apparatuses, such as GPS, driving recorders, smart handheld devices, and vehicle electronic equipments. With the composing elements of a motion information module, an input module, an output module, a timer module and an information processing module, the present invention can accurately determine whether the vehicle under surveillance is in idle state and for how long it is in the idle state, and send an alarm signal automatically. With the implementation of the present invention, drivers can always be alarmed with the vehicle idling situations to prevent possible dangers or coming tickets due to the violation of traffic regulations in certain countries.Type: GrantFiled: August 24, 2012Date of Patent: March 22, 2016Assignee: National Applied Research LaboratoiesInventors: Chun-Ming Huang, Chih-Chyau Yang, Chun-Yu Chen, Chien-Ming Wu
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Patent number: 9269341Abstract: A method for adjusting a rhythm of music to match a running rhythm of a person's steps. Even if a running rhythm changes during the same run, the rhythm of the music is changed without changing the sound and the key or the pitch of the music. A music file is converted into a universal PCM format and the fingerprint function is calculated. Repeating patterns are detected in the fingerprint function. Music tempo is estimated using data about repeating patterns. Runner's steps are analyzed using an accelerometer. Then, a special coefficient is calculated in order to either speed up or slow down the music for matching it to the rhythm of the runner's steps.Type: GrantFiled: June 30, 2014Date of Patent: February 23, 2016Assignee: Second Wind Technologies, Inc.Inventors: Pavel A. Lemnitsky, Vladimir V. Shapranov, Denis Vitman
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Patent number: 9246698Abstract: Apparatus, and an associated method, for requesting a measurement to be performed at a communication station of a radio communication system, such as a WLAN. A measurement request message is generated at a requesting station. The measurement request message includes fields identifying a selected measurement type and a field identifying a duration period for which the measurement is requested to be made. The duration period is mandatory or non-mandatory. The request message is communicated to a communication station whereat the message is detected and the values contained therein are identified. Selection is made at the communication station to which the message is delivered whether to perform the requested measurement for the requested duration period. If the requested duration period is non-mandatory, the communication station is able to select a duration period of lesser length during which to perform the requested measurement.Type: GrantFiled: May 4, 2005Date of Patent: January 26, 2016Assignee: NOKIA TECHNOLOGIES OYInventors: Simon A. Black, Jonathan Edney
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Patent number: 9239571Abstract: Portable device for time measurement that counts with the basic functions of time and date, alarm, Timer, Stopwatch, Fixed Interval Timer function, as well as a Variable Interval Timer function. This Variable Interval Timer function allows the user to program multiple different workout or rest intervals, each with a different established time, and without limitation to an amount of fixed and unalterable workout and rest rounds. The user is able to program intervals in order to increase or decrease the workout or rest time. In the same way the user may decide to create intervals of different exercises, some of them for a short time and some of them for a longer time, as well as the rest time. Finally, the user may program the watch to alert them that a change of interval is coming using several different alarms for the different intervals.Type: GrantFiled: July 17, 2014Date of Patent: January 19, 2016Inventor: Thomas Patton
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Patent number: 9183098Abstract: The invention provides a control device for mutually monitoring two microcomputers at a low cost while reducing a parts number and doubly monitoring abnormality in each of the microcomputers. The control device transmits a reset signal to a main microcomputer and resets the main microcomputer when a frequency of a first pulse signal deviates from a normal frequency range determined by a frequency calculating means, in which the first pulse signal is output from the main microcomputer, and the frequency calculating means calculates a frequency of the first pulse signal by an input of the first pulse signal to a sub microcomputer. The control device transmits a reset signal to the sub microcomputer and resets the sub microcomputer when a frequency of a second pulse signal deflects from a normal frequency range, by an input of the second pulse signal to the main microcomputer from the sub microcomputer.Type: GrantFiled: November 14, 2013Date of Patent: November 10, 2015Assignee: Nikki Co., Ltd.Inventors: Mamat Abdukadir, Yoshiyuki Ando, Umerujan Sawut
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Patent number: 9183822Abstract: Methods, devices, systems, and computer programs are presented for providing music while exercising. One method includes an operation for receiving a request for a music segment from a computing device. The request includes the pace of exercise of a user associated with the computing device. The music segment is selected based on the pace, and the music segment is modified to correlate the tempo of the music segment to the pace of exercise. The modified music segment is sent to the computing device to be played in one or more speakers to provide music that is correlated to the exercise.Type: GrantFiled: May 23, 2012Date of Patent: November 10, 2015Assignee: GOOGLE INC.Inventor: Luke David MacPherson
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Patent number: 9089021Abstract: The present invention relates to a controller of an AC-DC converter, which controls an LED lighting using electricity of AC 100V to 250V which is used in a building or home, and more particularly, to a controller of an AC-DC converter for LED lighting, which is capable of effectively controlling brightness of an LED lighting.Type: GrantFiled: April 2, 2012Date of Patent: July 21, 2015Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YEUNGNAM UNIVERSITYInventor: Young Suk Suh
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Patent number: 9059685Abstract: A circuit for pulse width measurement comprises a charging circuit, a comparator and a determining circuit. The charging circuit is configured to charge a capacitive device in response to a periodic signal. The comparator is configured to compare a voltage across the capacitor with a reference voltage level. The determining circuit is configured to determine the number of pulses of the periodic signal in response to a signal from the comparator indicating that the voltage across the capacitor reaches the reference voltage level.Type: GrantFiled: July 30, 2013Date of Patent: June 16, 2015Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Nan-Hsin Tseng, Ramakrishnan Krishnan
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Patent number: 8834631Abstract: A processing apparatus includes a processing chamber configured to accommodate a target object to be processed, gas supply paths provided in a corresponding relationship with the kinds of process gases supplied into the processing chamber, and valves respectively arranged in the gas supply paths to open and close the gas supply paths. The processing apparatus further includes valve drive units configured to independently drive the valves, sensor units configured to independently monitor opening and closing operations of the valves, and a control unit configured to determine operation statuses of the valves based on valve opening and closing drive signals transmitted to the valve drive units and/or valve opening and closing detection signals transmitted from the sensor units.Type: GrantFiled: January 16, 2013Date of Patent: September 16, 2014Assignee: Tokyo Electron LimitedInventors: Katsuhito Hirose, Toshio Miyazawa, Toshiharu Hirata, Toshimasa Tanaka
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Publication number: 20140254742Abstract: An electronic circuit delay measurement device that includes: a delay section configured by a loop that reduces a pulse width of an input pulse by a specific reduction time and outputs the pulse, and that is connected such that the output pulse is employed as input; a pulse output section that is provided in the delay section loop, and that outputs a pulse of pulse width determined according to a delay time of an electronic circuit of a delay time measurement target when provided with a signal for starting a delay measurement, and that, for a pulse that has been input, outputs a pulse of pulse width determined according to the delay time of the electronic circuit; and a counting section that counts a pulse number of pulses output from the pulse output section.Type: ApplicationFiled: May 19, 2014Publication date: September 11, 2014Applicant: FUJITSU LIMITEDInventor: Yoji SHIMAZAKI
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Publication number: 20140169517Abstract: An order controller stores each received event in a separate entry in one of at least two queues with a separate counter value set from an arrival order counter at the time of storage, wherein the arrival order counter is incremented after storage of each of the received events and on overflow the arrival order counter wraps back to zero. The order controller calculates an absolute value of the difference between a first counter value stored with an active first next entry in a first queue from among the at least two queues and a second counter value stored with an active second next entry in a second queue from among the at least two queues. The order controller compares the absolute value with a counter midpoint value to determine whether the first counter value was stored before the second counter value.Type: ApplicationFiled: January 10, 2013Publication date: June 19, 2014Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventor: INTERNATIONAL BUSINESS MACHINES CORPORATION
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Publication number: 20130320907Abstract: There are provided a signal duty detecting apparatus detecting a duty of a pulse width modulation (PWM) signal by counting a signal, among signals present in a preset period of the PWM signal, having a predetermined level or higher and a motor driving apparatus having the same. The signal duty detecting apparatus includes: a level detector detecting levels of an input signal; a counter counting the levels detected by the level detector; and a duty calculator calculating a duty of the input signal based on the levels counted by the counter.Type: ApplicationFiled: August 14, 2012Publication date: December 5, 2013Inventor: Bon Young KOO
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Publication number: 20130307509Abstract: A digital event generator includes a counter configured to provide at least one count value based on a clock signal, and a comparator configured to evaluate a first portion of a first count value to detect a near occurrence of an event, in response to a detection of a near occurrence of an event, evaluate a second portion of a second count value, and provide the event signal based on the evaluation and digital event time information. A switched mode energy converter uses said digital event generator.Type: ApplicationFiled: May 16, 2012Publication date: November 21, 2013Applicant: Intel Mobile Communications GmbHInventor: Stephan Henzler
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Patent number: 8521472Abstract: A requesting critical wait time of a given resource may be determined. The requesting critical wait time is the time spent by the one or more resources waiting for the given resource, wherein at least one of the resources waiting for the given resource can proceed if access to the given resource is granted. A requested by critical wait time for a resource is determined, the requested by critical wait time being time spent by the resource for waiting solely for the given resource, wherein if the resource were granted access to the given resource, the resource can proceed without further waiting.Type: GrantFiled: September 18, 2009Date of Patent: August 27, 2013Assignee: International Business Machines CorporationInventors: Evelyn Duesterwald, Peter K. Malkin, Peter F. Sweeney, Qiming Teng, Haichuan Wang, Xiao Zhong
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Publication number: 20130182815Abstract: In a method for determining a frequency of an input signal, a first count value is determined by counting clock edges of a reference clock signal while the input signal corresponds to a first level value. Further, a second count value is determined by counting clock edges of the reference clock signal while the input signal corresponds to a second level value. The frequency of the input signal is determined as a function of the first and the second count value.Type: ApplicationFiled: September 27, 2011Publication date: July 18, 2013Applicant: PHOENIX CONTACT GMBH & CO. KGInventor: Fabian Zink
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Publication number: 20130183443Abstract: A processing apparatus includes a processing chamber configured to accommodate a target object to be processed, gas supply paths provided in a corresponding relationship with the kinds of process gases supplied into the processing chamber, and valves respectively arranged in the gas supply paths to open and close the gas supply paths. The processing apparatus further includes valve drive units configured to independently drive the valves, sensor units configured to independently monitor opening and closing operations of the valves, and a control unit configured to determine operation statuses of the valves based on valve opening and closing drive signals transmitted to the valve drive units and/or valve opening and closing detection signals transmitted from the sensor units.Type: ApplicationFiled: January 16, 2013Publication date: July 18, 2013Applicant: TOKYO ELECTRON LIMITEDInventor: TOKYO ELECTRON LIMITED
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Publication number: 20130146751Abstract: A time detection circuit may include: a delay unit configured to have a plurality of delay units, each of which delays and outputs an input signal, and start an operation at a first timing relating to an input of a first pulse; a latch unit configured to latch logic states of the plurality of delay units; a count unit configured to perform a count operation based on a clock output from one of the plurality of delay units; a count latch unit configured to latch a state of the count unit; and a latch control unit configured to enable the latch unit at a second timing relating to an input of a second pulse and cause the latch unit and the count latch unit to execute a latch at a third timing at which a predetermined time has elapsed from the second timing.Type: ApplicationFiled: February 5, 2013Publication date: June 13, 2013Applicant: OLYMPUS CORPORATIONInventor: OLYMPUS CORPORATION
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Publication number: 20130142300Abstract: A timer device includes a RES input terminal (first external terminal), an input time determination circuit that determines the time length relationship between an input time of a predetermined signal input to the RES input terminal and a given determination time, and a pre-settable down counter (counting circuit) that counts a given set value. The pre-settable down counter changes a process according to a determination result of the input time determination circuit.Type: ApplicationFiled: November 30, 2012Publication date: June 6, 2013Applicant: SEIKO EPSON CORPORATIONInventor: Seiko Epson Corporation
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Publication number: 20120319795Abstract: A device for detecting a PWM wave, comprising: a PWM wave generating module, configured to generate the PWM wave; a detecting module coupled to the PWM wave generating module, configured to receive the PWM wave and to determine an electric level of the PWM wave; a timer coupled to the detecting module, configured to start a counting when the detecting module receives the PWM wave, and to interrupt the counting when the counting reaches a predetermined value, the detecting module determining whether the electric level of the PWM wave is a high electric level or a low electric level when the counting is interrupted; and a calculating module coupled to the detecting module, configured to calculate a duty ratio of the PWM wave based on a number of high electric level and a number of low electric level of the PWM wave determined within one period of the PWM wave.Type: ApplicationFiled: June 22, 2012Publication date: December 20, 2012Inventors: Yu LIU, Xiaofeng Shen, Jianhua Zhang
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Patent number: 8311768Abstract: A step count measuring system includes a pedometer and a step count managing apparatus which are able to communicate with each other. In the pedometer, a step count value sequentially detected for each unit of time is stored, and a time counted in the pedometer is stored as first time data by being brought into associated with each of the step count values. When a battery is replaced in the pedometer, a reset is executed to start initialization processing, and the time stored as first time data is stored as second time data which can be discriminated from the first time data. A recording time of each of the step count values being associated with the first time data before the initialization processing is set on the basis of the time counted by the step count managing apparatus, and a recording time of each of the step count values being associated with the second time data after the initialization processing is set on the basis of the second time data.Type: GrantFiled: June 26, 2009Date of Patent: November 13, 2012Assignees: Nintendo Co., Ltd., Creatures Inc.Inventors: Hideaki Fukutome, Naoya Morimura, Hirofumi Matsuoka
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Publication number: 20120281806Abstract: A time interpolator circuit increases the accuracy of digital counting circuits.Type: ApplicationFiled: May 4, 2011Publication date: November 8, 2012Applicant: Phase Matrix, Inc.Inventor: Lewis W. Masters
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Patent number: 8306775Abstract: A rotation speed information detection apparatus, including: a wheel sensor for detecting passage of teeth of a gear provided in association with tires of a vehicle; a number-of-teeth calculation means for calculating the number of teeth of the gear passed per a sampling cycle set in advance; and a wheel speed calculation means for regularly calculating rotation speed information of the tire with using the number of teeth calculated. The number-of-teeth calculation means is configured to use a ratio between time information at the point and a remaining time until the time at which the next sampling cycle is started is reached to thereby calculate the number of remaining teeth to calculate the number of teeth passed during the sampling cycle.Type: GrantFiled: January 5, 2010Date of Patent: November 6, 2012Assignee: Sumitomo Rubber Industries, Ltd.Inventors: Hajime Fujita, Hiroaki Kawasaki
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Patent number: 8229057Abstract: An embodiment of the invention relates to a sampling circuit comprising at least one clock, a reference trace, a sensor trace adapted to be connected to a sensing element, and a device to measure a length of delay between a reference signal transmission time of a reference signal transmitting through the reference trace and a sensed signal transmission time of a sensed signal transmitting through the sensor trace, wherein the length of delay is determined by counting the number of burst tones occurring during the length of delay.Type: GrantFiled: October 12, 2007Date of Patent: July 24, 2012Assignee: Intel-GE Care Innovations LLCInventors: Terry Dishongh, Fergal Tuffy, Benjamin Kuris
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Publication number: 20120051492Abstract: Anti-lock and intelligent braking systems have become ubiquitous in modern vehicles, which employ wheel speed sensors or WSSs. These WSSs generally uses current-domain signals (transmitted through power wires) to reduce the size of the vehicle's wiring harness, but because a vehicle is an inherently noisy environment, mixed signal circuit or MSC (used to decode these signals for a microcontroller) should be able to filter out or compensate for noise. However, traditional MSCs have been plagued with problems, partly due to errors in time base measurement due to noise (as well as other factors). Here, an MSC is provided that accurately calculates a wheel speed pulse width (which is used for time base measurements) by observing the wheel speed pulse as it passes through several thresholds.Type: ApplicationFiled: August 24, 2010Publication date: March 1, 2012Applicant: Texas Instruments IncorporatedInventors: William E. Grose, Teuta K. Williams, Philomena C. Brady, Bala Krishnan D. Achie, Vikram J. Mani
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Patent number: 8064567Abstract: A method for the incrementation of counter statuses in memory cells, which are arranged respectively in rows and columns of a first memory adds a “1” to the memory content of a memory cell of a second memory, which corresponds to the memory cell at the start of a sequence of memory cells to be incremented in a row or column of the first memory in the case of every incrementation of a sequence of memory cells of the first memory, and adds a “?1” to the memory content of a memory cell of the second memory, which corresponds to the memory cell immediately following the memory cell at the end of the sequence of memory cells to be incremented associated with the start of the sequence, in the case of every incrementation of a sequence of memory cells of the first memory.Type: GrantFiled: September 26, 2007Date of Patent: November 22, 2011Assignee: Rohde & Schwarz GmbH & Co. KGInventor: Kurt Schmidt
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Patent number: 7945399Abstract: Capacitive detection systems, modules, and methods. In one embodiment, time interval measurement(s) are generated that are monotonic functions of the capacitance(s) of capacitive sensor(s) in a capacitive sensing area. In one embodiment, the generated time interval measurement(s), or any other monotonic function(s) of capacitance(s) of capacitive sensor(s) in a capacitive sensing area, may be analyzed to detect the presence of an object near the capacitive sensing area and/or to detect the position of an object near the capacitive sensing area.Type: GrantFiled: August 10, 2010Date of Patent: May 17, 2011Assignee: Nuvoton Technology CorporationInventors: Einat Nosovitsky, Mark Lukoyanichev, Yehezkel Friedman, Nir Tasher
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Publication number: 20110074514Abstract: A frequency measurement circuit includes: a first counter that counts a number of edges of a clock signal; a counter latch circuit that stores a first count value of the first counter in response to a reference edge corresponding to a reference clock; a first delay circuit that includes a plurality of first unit delay circuits coupled in series and receives the clock signal; a plurality of first delay latch circuits that latch a respective output among the plurality of first unit delay circuits; a first edge detection circuit that detects the edge in the first delay circuit based on the outputs of the plurality of first delay latch circuits; and a first calculator that calculates a cycle or a frequency of the clock signal based on the first count value between two reference edges and position information corresponding to a edge detected between the two reference edges.Type: ApplicationFiled: September 20, 2010Publication date: March 31, 2011Applicant: FUJITSU SEMICONDUCTOR LIMITEDInventor: Masazumi MARUTANI
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Publication number: 20110038451Abstract: An integrated circuit for high-resolution timing measurement includes a delay pulse generator, the first oscillator to generate the first clock with the first frequency, the second oscillator to generate the second clock with the second frequency, an oscillator tuner, a sampling module, a counter, wherein the delay pulse generator generated a delayed pulse from the second clock, the oscillator tuner controls the second frequency to be as close as possible to the first frequency without being the same as the second frequency, the sampling module samples the delayed pulse at the first frequency, the counter generates a digital counter value by counting a number of sampling by the sampling module, and a time width of the delayed pulse can be calculated by the digital counter value. The second oscillator can be a tunable ring oscillator with one or more coarse tune stages and one or more fine-tune stages.Type: ApplicationFiled: April 9, 2010Publication date: February 17, 2011Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Nan-Hsin TSENG, Chin-Chou LIU, Saurabh GUPTA
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Patent number: 7866566Abstract: In a method for transferring data from a tachograph (1) onto a smartcard (3), the smartcard (3) is moved out of and back into the tachograph (1) by an electromotive drive (8) as a function of stipulated conditions. In the process, spring contacts (6) of the tachograph (1) rub over contact areas (5) of the smartcard (3) and remove any dirt which may be present. The conditions for starting the electromotive drive (8) and the intended operation of the electromotive drive (8) are stored in a memory (10) of an electronic control device (9).Type: GrantFiled: January 18, 2007Date of Patent: January 11, 2011Assignee: Continental Automotive GmbHInventors: Dieter Klostermeier, Horst Näther, Thomas Riester, Peter Wolf
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Patent number: 7850071Abstract: A work management data collection system 1 is provided with a data collection mechanism in a tool 2, and by counting a number of times a work operation has been executed or the like, obtains a work data identifying the work task that has been executed and detects a time data required for the work task. The system is provided with an RFID tag 3a on an ID card 3 held by a worker, and by writing data into the ID card 3 of the worker who carried out the work task, using an RFID reader/writer 4 provided on the tool 2, the system obtains data necessary for the work management from the ID card 3 of the worker.Type: GrantFiled: February 15, 2006Date of Patent: December 14, 2010Assignee: Max Co., Ltd.Inventors: Gorou Sakamoto, Tomohiko Serita
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Patent number: 7853533Abstract: A method and system for detecting and preventing Internet fraud in online transactions by utilizing and analyzing a number of parameters to uniquely identify a computer user and potential fraudulent transaction through predictive modeling. The method and system uses a delta of time between the clock of the computer used by the actual fraudulent use and the potentially fraudulent user and the clock of the server computer in conjunction with personal information and/or non-personal information, preferably the Browser ID.Type: GrantFiled: September 29, 2005Date of Patent: December 14, 2010Assignee: The 41st Parameter, Inc.Inventor: Ori Eisen
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Patent number: 7797115Abstract: Capacitive detection systems, modules, and methods. In one embodiment, time interval measurement(s) are generated that are monotonic functions of the capacitance(s) of capacitive sensor(s) in a capacitive sensing area. In one embodiment, the generated time interval measurement(s), or any other monotonic function(s) of capacitance(s) of capacitive sensor(s) in a capacitive sensing area, may be analyzed to detect the presence of an object near the capacitive sensing area and/or to detect the position of an object near the capacitive sensing area.Type: GrantFiled: August 13, 2007Date of Patent: September 14, 2010Assignee: Nuvoton Technology CorporationInventors: Nir Tasher, Vladimir Abramov, Yehezkel Friedman
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Patent number: 7719256Abstract: A method for determining a time interval between leading edges of two adjacent cyclic input pulses of a series of cyclic input pulses. A sample of the cyclic input pulses is taken at each of a series of sampling times to produce sampling hits, each sampling hit being an indication of a presence of a cyclic input pulse, recording a count number at each of the sampling hits, determining initial sampling hits from the detected sampling hits, determining a minimum sampling interval between initial sampling hits, and determining a count number located at a back end of the minimum sampling interval, count numbers of the minimum sampling interval being used to determine a time interval between lead edges of two adjacent cyclic input pulses.Type: GrantFiled: March 20, 2008Date of Patent: May 18, 2010Assignee: The United States of America as represented by the Secretary of the NavyInventors: Jerry D. Baum, Anthony J. Bissonette
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Patent number: 7653170Abstract: An electrical circuit used for measuring times is disclosed. In one embodiment, the electrical circuit has a counter, a decoder and a multiplicity of time trap elements. At least the counter and the time trap elements are located together on an integrated semiconductor component. Each time trap element has a data input, a clock input, a delay output and a output port. The time trap element contains a delay element and a flip flop. The delay element outputs a signal change at the data input with a time delay at the delay output. The flip flop has a data input, a clock input and an output port, the data inputs, the clock inputs and the output ports of the flip flop and of the time trap element being connected to one another. The time trap elements are connected as ring oscillator.Type: GrantFiled: May 25, 2006Date of Patent: January 26, 2010Assignee: Infineon Technologies AGInventors: Heinz Mattes, Thomas Piorek, Sebastian Sattler, Olaf Stroeble