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Coded data generation or conversion July category listing 07/09

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
07/30/2009 > patent applications in patent subcategories.

20090189789 - data input device: A character input device and its method are disclosed. In one embodiment, the device includes: i) a base, ii) an input unit positioned at the base to allow each of first direction input and second direction input to be independently performed, the first direction input being performed by moving the... Agent: Knobbe Martens Olson & Bear LLP

20090189791 - Font or keystroke biometrics: Systems are provided that include an input device with a plurality of keys, at least one of the plurality of keys including a biometric sensor disposed therein. The system generally executes an application, receives input from a plurality of users using the input device, determines the identity of the user... Agent: Dean P. Alderucci

20090189790 - Haptic keyboard systems and methods: Various embodiments provide keyboards that utilize electrically-deformable material as an actuating mechanism to provide haptic feedback to a user of the keyboard. In at least some embodiments, the electrically-deformable material is utilized to impart, to a depressed key or keyboard element, a multi-vectored movement that produces a perceived acceleration of... Agent: Sadler, Breen, Morasch & Colby, P.s.

20090189792 - Systematic encoding and decoding of chain reaction codes: A method of encoding data into a chain reaction code includes generating a set of input symbols from input data. Subsequently, one or more non-systematic output symbols is generated from the set of input symbols, each of the one or more non-systematic output symbols being selected from an alphabet of... Agent: Qualcomm Incorporated

20090189793 - Method and system for audio codec voice adc processing: Methods and systems for audio CODEC voice ADC processing are disclosed. Aspects of one method may include using a decimating filter that may be enabled to generate 13 MHz, 9-level digital output signal from a 26 MHz, 3-level digital input signal. The 13 MHz, 9-level digital output signal may be... Agent: Mcandrews Held & Malloy, Ltd

20090189794 - Scrambled block encoder: A block encoder flexibly encodes K codes to produce an encoded data block. The block encoder receives an unformatted block of 10 Gigabit Media Independent Interface (XGMII) data. The unformatted block of data includes data and/or K characters, both of which can be located in any position of the unformatted... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20090189795 - Quantization error reduction in pwm full-mash converters: Techniques for reducing quantization error in electronic components are described herein.... Agent: Spryip, LLC Ifx

20090189796 - Pipelined analog-to-digital converter with calibration of capacitor mismatch and finite gain error: The present invention relates to an analog-to-digital converter, especially to a pipelined analog-to-digital converter with calibration of capacitor mismatch and finite gain error. Comparing with the conventional pipelined analog-to-digital converter, the new analog-to-digital converter comprises more circuit blocks including an extra sub-converter stage, a control clock generator and an error... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20090189797 - Opto-electronic analog-to-digital converter: In one embodiment, an opto-electronic analog-to-digital converter is provided that includes: an optical comb generator for generating a plurality of optical comb lines; a tunable optical filter adapted to select a portion of the optical comb lines responsive to an analog signal being digitized; a diffractive media for spatially mapping... Agent: Haynes And Boone, LLPIPSection

20090189798 - Encoder for a pipelined analog-to-digital converter: In a pipelined analog-to-digital (AD) converter, if logically incongruent signals S1 and S2 are output from an AD converter section of a converter stage of the AD converter, a digital-to-analog converter (DAC) section is to be prevented from erroneously operating. When a logically incongruent combination of signals S1 and S2,... Agent: Volentine & Whitt PLLC

07/23/2009 > patent applications in patent subcategories.

20090184848 - Rotary encoder and method of manufacturing the same: A rotary encoder includes a case made of insulating resin, a rotatable operation shaft, a slidable brush fixed to the operation shaft, and a signal contact embedded in a surface of the case. The slidable brush has a contacting section sliding on a surface of the case on a predetermined... Agent: Wenderoth, Lind & Ponack L.L.P.

20090184849 - Interfacing application programs and motion sensors of a device: Interfacing application programs and motion sensors of a device. In one aspect, a high-level command is received from an application program running on a motion sensing device, where the application program implements one of multiple different types of applications available for use on the device. The high-level command requests high-level... Agent: Sawyer Law Group LLP

20090184850 - Secured keypad devices: A data entry device including a housing including a top housing portion including key apertures, a plurality of data entry keys mounted in the housing to have data entry key depression travel paths in the housing, the plurality of data entry keys being associated with a substrate, which is disposed... Agent: Darby & Darby P.C.

20090184851 - Inputting information using holographic techniques: A method for inputting commands to a holographic input system, includes the steps of generating a virtual image of an input device by illuminating a hologram of the input device by means of a corresponding reference beam, the hologram being prerecorded on a holographic support; optically detecting a position of... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090184852 - Optical joystick and portable electronic device having the same: An optical joystick and portable electronic device having the same are disclosed, by which malfunctions of the optical joystick due to sunlight or external illumination light are prevented or minimized. Therefore, precision of the optical joystick can be enhanced. The optical joystick according to the present invention includes an infrared... Agent: The Nath Law Group

20090184853 - Analog to digital converter with improved input overload recovery: An aspect of the present invention avoids an amplifier of an analog to digital converter (ADC) from entering a saturation region. In an embodiment, a sample of an input signal to an ADC is compared with the upper and lower full-scale levels of the ADC. If input overload is detected,... Agent: Texas Instruments Incorporated

20090184855 - Current steering dac: In a multi-channel current steering DA converter, e.g., a two-channel current steering DA converter, reference current sources Irefa and Irefb that can serve as current mirror sources for current sources Ia and Ib are provided in current source matrices 2a and 2b of the channels, respectively. During an operation, the... Agent: Mcdermott Will & Emery LLP

20090184854 - Precision microcontroller-based pulse width modulation digital-to-analog conversion circuit and method: A precision digital to analog conversion circuit and method are provided. A regulated direct current (DC) voltage having a DC voltage magnitude is supplied to a device, such as a processor. The processor generates a pulse width modulation (PWM) output signal based, at least in part, on the regulated DC... Agent: Honeywell International Inc. Patent Services

20090184856 - Digital-to-analog converter: A converter of 6-bit input includes a reference voltage generating circuit generating 17 reference voltages, a first switch circuit having 19 switch pairs each including MOS transistors for selecting two adjacent reference voltages in accordance with the four most significant bits, a second switch circuit including a series circuit of... Agent: Mcdermott Will & Emery LLP

20090184857 - A/d converting apparatus: An A/D converting apparatus includes a first A/D converter to sample an analog input signal having a D/A converter to generate a comparative signal for successive comparison with the analog input signal, a signal generator generate a differential signal between the analog input signal and the comparative signal, and a... Agent: Turocy & Watson, LLP

20090184858 - Status indication for building automation systems: Status indication of a device to be controlled in a building automation system; including functionalities and/or devices for recognizing a command signal that has been sent from a controlling device to a device to be controlled; and, interpreting the state of the device to be controlled from the command signal.... Agent: Berenbaum, Weinshienk & Eason, P.c

07/16/2009 > patent applications in patent subcategories.

20090179778 - Ethiopic character entry: The present invention is directed to a system and method for typing Ethiopic characters in a computer system using at most two keystrokes. The rendering of characters is based on the timing between a first and second keystroke and on whether the first and second keystroke are, together, one of... Agent: Sheridan Ross PC

20090179779 - Identification apparatus and identification method: An identification apparatus and an identification method are disclosed. According to the identification apparatus and method, an identification code is created by combining multiple information items. Further one or more of multiple tactile information items that represents the created identification code is produced based on a correspondence relation between the... Agent: Posz Law Group, PLC

20090179780 - Hand-held thumb touch typable ascii/unicode keypad for a remote, mobile telephone or a pda: A hand held thumb touch typable ASCII/UNICODE keyboard that has an alphanumeric keypad having multiple quad keys and multiple dual keys, and a navigation keypad having multiple dual keys and single-function keys. Each corner of one of the quad keys or dual keys of the alphanumeric keypad allow a user... Agent: Greenblum & Bernstein, P.L.C

20090179781 - Sheet, keyboard, and electronic apparatus: A sheet or overlay has plasticity and covers a keyboard including a plurality of keys, provided with a standard key indication based on a given language environment. The sheet has regions facing the keys on the keyboard, and an optional key indication based on a language environment different from the... Agent: Lowe Hauptman Ham & Berner, LLP

20090179782 - Balanced data bus inversion: A method and apparatus for balancing an output load using data bus inversion is disclosed. In brief, one such technique comprises measuring the “balance” of data bits across a data bus (e.g., the number of zero values compared to the number of one values in a set of parallel data... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20090179783 - D/a conversion circuit, organic el drive circuit and organic el display device: A D/A converter of the current switching type has a first current mirror circuit that D/A converts the upper (n−m) digits in n bit data to be converted and a weighting current circuit block or a second current mirror circuit that D/A converts the lower m digits in the data,... Agent: Mattingly & Malur, P.C.

20090179784 - Digital-to-analog converter having constant current cells producing even constant currents: A digital-to-analog converter includes MOS transistors formed in the identical configuration and arranged in a matrix array. Ones of the MOS transistors placed on the inner part of the array serve as constant current cells, while others placed around the inner MOS transistors function as dummy transistors and a MOS... Agent: Studebaker & Brackett PC

20090179785 - Read and write interface communications protocol for digital-to-analog signal converter with non-volatile memory: A mixed signal integrated circuit device, e.g., digital-to-analog converter (DAC), has a serial interface communication protocol that accesses volatile and/or non-volatile memory and allows a preprogrammed output voltage whenever the mixed signal device is powered-up. However, unlike conventional DACs, DACs with non-volatile memory may need special interface communication protocols for... Agent: King & Spalding LLP

20090179788 - Analog-to-digital converter with a balanced output: An Analog-to-Digital Converter (ADC) includes analog to digital conversion circuitry configured to receive an analog signal and output a digital representation of the analog signal on a plurality of data lines; a balancing circuit configured to encode the digital representation of the analog signal on the data lines such that... Agent: Steven L. Nichols Rader, Fishman & Grauer PLLC

20090179787 - Comparator and a/d converter: A comparator used in a parallel-type A/D converter, wherein a comparator 100 includes reset transistors mra and mrb. When the comparator 100 is in the Reset state, the inverted signal /CLK of the clock signal is given to the PMOS reset transistors mra and mrb so as to forcibly reset... Agent: Mcdermott Will & Emery LLP

20090179786 - Direct rf complex analog to digital converter: An analog to digital converter device including: an input to receive a radio frequency (RF) signal; a plurality of delay elements coupled in series to the input, wherein each element has an output configured to provide the RF signal with a temporal delay corresponding to a different number of the... Agent: HowardIPLaw Group

20090179789 - Electronic device control based on user gestures applied to a media headset: An electronic device including an interface for receiving a control signal from a peripheral control device via a wired communications channel where the control signal is derived from a user control gesture. The electronic device also includes a data store for storing a list of known control signals where each... Agent: Kramer Levin Naftalis & Frankel LLP

07/09/2009 > patent applications in patent subcategories.

20090174578 - Operating apparatus and operating system: An operating apparatus has a ring body to be mounted on a human body so that an irradiation light emitted from LED is irradiated to a part of the human body of an operator and a plurality of photodetectors configured to receive scattering light or transmission light irradiated to a... Agent: Oliff & Berridge, PLC

20090174580 - Handheld electronic device and method for disambiguation of text input providing suppression of low probability artificial variants: A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software that is operable to disambiguate text input. In addition to identifying and outputting representations of language objects that are stored in the memory and that correspond with a text input, the device is able to... Agent: Eckert Seamans Cherin & Mellott

20090174579 - Keyboard and key structure thereof: A keyboard and key structure thereof includes a keycap, an elastic element, a supporting element, a base and a frame. The elastic element is located below the keycap. The supporting element has a supporting part, a connecting part and an end part, wherein the supporting part supports the keycap and... Agent: Quintero Law Office, PC

20090174581 - Inputting method of computer and mobile telephone: An inputting method of computer and mobile telephone is disclosed. It is necessary for this method that there are 36 base codes and 5 single strokes. The base codes and the single strokes are configured on the 10 digits keys. It can input character without picking up it. The coding... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090174582 - Code conversion device, code conversion method used for the same and program thereof: Provided is a code conversion device that is capable of converting codes even if an input code sequence is invalid, and is able to reduce the amount of processing. When a first code sequence is input, the code conversion device generates a decoded signal by decoding the codes of normal... Agent: Nec Corporation Of America

20090174583 - Method for compressed data with reduced dictionary sizes by coding value prefixes: The speed of dictionary based decompression is limited by the cost of accessing random values in the dictionary. If the size of the dictionary can be limited so it fits into cache, decompression is made to be CPU bound rather than memory bound. To achieve this, a value prefix coding... Agent: Ip Authority, LLC Ramraj Soundararajan

20090174584 - Transmission device and transmission method, information processing device and information processing method, and program: A transmission device configured to transmit a transmission bit string which is an arrangement of a unit bit string of multiple N bits includes: a conversion unit configured to convert the unit bit string into a converted bit string in accordance with a conversion table obtained by obtaining an error... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090174585 - System and method for converting analog values into digital form: A method for converting analog values into digital form comprises comparing a current analog sample value with an analog input value to produce an outcome, generating a count value based on the outcome, the count value increasing upon successive like outcomes and being reset to an initial count value upon... Agent: Henneman & Associates, PLC

20090174586 - Analog to digital converter with dynamically reconfigurable conversion resolution: A method and apparatus for an analog to digital converter with dynamically reconfigurable conversion resolution. The analog to digital converter comprises a sample and hold circuit, a controller, and a single, one-bit converter stage. The sample and hold circuit holds an input analog signal to form a captured analog signal.... Agent: Duke W. Yee

20090174587 - Current switch circuit and d/a converter, semiconductor integrated circuit, and communication device using the same: [Means for Solving the Problem] In a current switch circuit A used for a current steering D/A converter, a current switch basic circuit 1 includes first and second transistors Tr121 and Tr122 included in a differential switch 12. A threshold voltage control circuit 5 has an output terminal Vbout controlling... Agent: Mcdermott Will & Emery LLP

20090174588 - Focal plane array with serial, variable bit width analog to digital converter: A method and apparatus for a focal plane array with serial, variable bit width analog to digital converter. The focal plane array includes a plurality of pixels and a dynamically reconfigurable analog to digital converter. The controller determines a number of digital output bits required to generate digital output at... Agent: Duke W. Yee

07/02/2009 > patent applications in patent subcategories.

20090167570 - Keypad assembly and portable electronic device using the same: A keypad assembly (20) including a key module (30) and a base unit (90) is described. The key module includes an operating surface (31), and the operating surface has a keypad (32) disposed thereon. The key module is rotatably and slidingly installed on the base unit. A portable electronic device... Agent: PCe Industry, Inc. Att. Steven Reiss

20090167571 - Thin-type mode-switching switch: A thin-type mode-switching switch includes a circuit board, a metal dome, a mode dial, and a fixing member. The circuit board has a plurality of retaining holes opened therein, and conductive regions are distributed around the retaining holes to serve as switch contacts. When the mode dial is rotated to... Agent: Stevens & Showalter LLP

20090167573 - Data transmission circuits and data transceiver systems: A data transmission circuit is disclosed. The transmission circuit includes a serial clock generator, a serializer and a transmission clock generator. The serial clock generator generates a serial clock. The serializer serializes N-bit parallel data to N-bit serial data in synchronization with the serial clock. The transmission clock generator receives... Agent: Harness, Dickey & Pierce, P.L.C

20090167572 - Serial/parallel data conversion apparatus and method thereof: A serial/parallel data conversion apparatus and a method thereof are used to convert serial data into parallel data by a delay pulse and three stage registers, wherein the device includes a first data register, a second data register, a third data register, a frequency divider and a delay controller. Moreover,... Agent: Rosenberg, Klein & Lee

20090167574 - Amplifier gain control circuit for the wireless transceiver: An amplifier gain control circuit for the wireless transceiver comprises at least one amplifier, an analog to digital converter (ADC), a digital to analog converter (DAC) and a bias circuit, wherein the ADC is used for receiving an analog gain control voltage to generate a digital control signal that can... Agent: Birch Stewart Kolasch & Birch

20090167575 - Analog-to-digital converting apparatus and vehicle power supply apparatus using the same: The A/D conversion apparatus and the vehicle power-supply device using the apparatus calculate errors at a plurality of reference voltages and reference errors prior to error correction. Each reference error is applied to a digital-output range that is divided by digital output corresponding to the reference voltages. In the calculation,... Agent: Ratnerprestia

20090167576 - Method of stepwise eliminating voltage offset and voltage offset elimination device in analog to digital pipeline converter: Disclosed is a device of stepwise eliminating an offset voltage in an analog-to-digital pipeline converter. The device includes a sub analog-to-digital converter to convert an input signal inputted from a preceding stage into a first digital signal, a sub digital-to-analog converter to convert the first digital signal into a first... Agent: Hunton & Williams LLP Intellectual Property Department

20090167578 - Analog-to-digital converter and communication device and wireless transmitter and receiver using the same: In a wireless transmitter and receiver, a background calibration type analog-to-digital converter generally occupies a large area because of the phase compensating capacity of an op-amp included in a reference analog-to-digital conversion unit. Further, the calibration type analog-to-digital converter generally requires a sample and hold circuit to exclude influence of... Agent: Miles & Stockbridge PC

20090167577 - Circuit and method for calibrating direct current offset: A circuit and a method for calibrating the direct-current offset in the signal output from a signal processing unit are disclosed. The calibration circuit includes a 1-bit quantizer, a control logic unit and a digital-to-analog converter. The 1-bit quantizer is coupled to the output end of the signal processing unit... Agent: Jianq Chyun Intellectual Property Office

20090167579 - D/a conversion circuit: In an mode of this invention, a digital/analog conversion circuit, includes: a digital/analog conversion portion which outputs a first current according to an input digital signal; and a first current mirror circuit which generates a mirror current according to the first current and outputs the mirror current as an analog... Agent: Young & Thompson

20090167581 - High-precision multi-band pass delta-sigma modulator: A high-precision ΔΣ modulator reduces nonlinear noise due to the use of a multibit DAC and has little hardware and power consumption. A digital signal is DA converted and fed back to a subtraction circuit supplied with an analog signal. The DAC used in this feedback circuit uses a DAC... Agent: Hogan & Hartson LLPIPGroup, Columbia Square

20090167580 - Sigma delta analog to digital converter with internal synchronous demodulation: A sigma-delta (ΣΔ) analog to digital converter with internal synchronous demodulation responsive to a sample clock, reference clock and conversion clock including a sample switching circuit responsive to an AC input to sample the AC input at the sample clock rate; the sample switching circuit including first and second input... Agent: General Electric Company Ge Global Patent Operation

20090167582 - Sample and hold circuit, multiplying d/a converter having the same, and a/d converter having the same: A sample and hold circuit includes an op-amp, inverting-side capacitors, and non-inverting-side capacitors paired with the inverting-side capacitors. At least one capacitor pair serves as a feedback capacitor in a holding phase. A total capacitance of the inverting-side capacitors to which an input voltage is applied in a sampling phase... Agent: Posz Law Group, PLC

20090167583 - Interpolation digital-to-analog converter: A digital-to-analog converter (DAC) includes coarse interpolation DACs configured to produce a current range based on an input digital signal, and fine interpolation DACs configured to produce an output current that is based on an input digital signal and that is within the current range produced by the coarse interpolation... Agent: Fish & Richardson P.C.

20090167584 - System having a signal converter device and method of operating: A system having a signal converter device, and a method for operating a system having a signal converter device is disclosed. One embodiment provides loading a capacitive device to a preparation voltage in a first operating phase, and loading the capacitive device to a measuring voltage in a second operating... Agent: Dicke, Billig & Czaja

20090167585 - Analog reference voltage generator, method thereof, analog-to-digital converter including the same, and image sensor including the same: An analog reference voltage generator for generating a monotonously increasing or decreasing analog reference voltage includes a plurality of dump cells in front of an operational amplifier and controls the dump cells using a plurality of clock signals, respectively, which do not overlap each other in time, thereby increasing a... Agent: F. Chau & Associates, LLC

20090167586 - Solid-state imaging device, driving method thereof, and camera: It is an object of the present invention to provide a solid-state imaging device for enhancing accuracy of AD conversion and active switching of up-counting and down-counting in the asynchronous counter without limiting the AD conversion frequency. The solid-state imaging device according to the present invention includes an asynchronous counter... Agent: Greenblum & Bernstein, P.L.C

20090167587 - Analog-to-digital converter: An analog-to-digital converter (ADC) and a battery operated electronic device comprising the ADC. The ADC comprising an input switch; an array of binary-weighted capacitors, the array of capacitors receiving the input voltage signal via the input switch in an on state of the input switch; a plurality of switches, each... Agent: Townsend And Townsend And Crew, LLP

20090167588 - Method, medium and apparatus for quantization encoding and de-quantization decoding using trellis: Provided are a method and apparatus for quantization encoding and de-quantization decoding using a trellis. Unlike a trellis coded quantization (TCQ) index, by classifying quantization levels to which cosets are allocated and allocating indexes to the quantization levels so that a coset corresponding to a specific branch in a predetermined... Agent: Staas & Halsey LLP

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