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Coded data generation or conversion

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.
11/13/2014 > 9 patent applications in 6 patent subcategories.

20140333458 - Binary arithmetic coding scheme: A binary arithmetic coding scheme is extended by a functionality to encode and decode non-negative integer values with particular low computational complexity.... Agent:

20140333457 - Random extraction from compressed data: Aspects of the invention are provided for decoding a selected span of data within a compressed code stream. A selection of data within the compressed code stream from an arbitrary position is presented for decompression. The arbitrary position is the starting point in the compressed code stream for decompression, and... Agent: International Business Machines Corporation

20140333459 - Electronic system and operating method thereof: To compensate for non-linearity of an AD conversion unit and non-linearity of a DA conversion unit in an electronic system including the DA conversion unit and the AD conversion unit, an electronic system includes an A/D conversion unit, a D/A conversion unit, an AD conversion compensation unit, a DA conversion... Agent: Renesas Electronics Corporation

20140333460 - Memoryless sliding window histogram based bist: A chip with a built-in self-test (BIST) component capable of testing the linearity of an ADC is described herein. The BIST component uses hardware registers to facilitate a sliding histogram technique to save space on the chip. A subset of detected digital codes are analyzed, and DNL and INL calculations... Agent: Stmicroelectronics International N.v.

20140333461 - Semiconductor device having analog-to-digital converter with gain-dependent dithering and communication apparatus: A semiconductor communication device reduces influence of noise that is produced by applying a dither signal. The semiconductor communication device includes a Delta-Sigma analog-to-digital converter that converts input analog signals to digital signals, a power detecting unit that detects signal power of the digital signals, a gain control unit that... Agent:

20140333462 - Sigma-delta modulator: A sigma-delta modulator (300) comprising a first filter stage (304); a second filter stage (306) in series with the first filter stage (304); a first feedback path (311) between the output of the second filter stage (306) and the input to the second filter stage (306), the first feedback (311)... Agent: Nxp B.v.

20140333464 - Apparatus and method for the characterization of analog-to-digital converters: A method and apparatus for characterizing an A/D converter are provided. The A/D converter is configured to convert an input signal into a digital output signal. The method and apparatus may provide: applying an input signal to the A/D converter that in a first phase at least includes a gradient... Agent: Infineon Technologies Ag

20140333463 - Split-path data acquisition signal chain: The present disclosure provides for split-path data acquisition chains and associated signal processing methods. An exemplary integrated circuit for providing a split-path data acquisition signal chain includes an input terminal for receiving an analog signal; an output terminal for outputting a digital signal; and at least two frequency circuit paths... Agent: Analog Devices, Inc.

20140333465 - Clocked reference buffer in a successive approximation analog-to-digital converter: A voltage reference circuit includes a capacitor including a first terminal and including a second terminal coupled to a power supply node. The voltage reference circuit further includes an amplifier, a first transistor, and a switch. The amplifier includes a first input configured to receive a reference voltage input signal,... Agent:

11/06/2014 > 5 patent applications in 5 patent subcategories.

20140327558 - Low complexity non-integer adaptive sample rate conversion: Generally described herein are methods and systems for sample rate conversion of non-integer and integer factors. In one or more embodiments an apparatus can include a sample rate converter that can include an input configured to receive an input signal with a first frequency and an output configured to provide... Agent:

20140327559 - Systems and methods for ordering codewords based on posterior information in successive interference cancellation (sic) receivers: Systems and methods are provided for determining a decoding order in a successive interference cancellation receiver. The method includes receiving, using control circuitry, a plurality of codewords. The method further includes computing at least one ordering metric for at least one of the plurality of codewords based on posterior information... Agent: Marvell World Trade Ltd.

20140327560 - Successive-approximation-register analog-to-digital converter (sar adc) and method thereof: A SAR ADC and a method thereof are provided. Particularly, in each bit determining duration of last several bit determining durations, a comparer is used to consecutively compare a first potential with a second potential on a sampling and digital-to-analog converting circuit a plurality of times to obtain a plurality... Agent: Realtek Semiconductor Corp.

20140327561 - Mixed mode time interleaved digital-to-analog converter for radio-frequency applications: Disclosed are systems, devices and methods related to mixed mode time interleaved digital-to-analog converters (DACs). In some embodiments, such DACs can be utilized for radio-frequency (RF) applications. In some embodiments, a DAC for RF applications can include a first circuit configured to receive a digital signal and perform a first... Agent:

20140327562 - Metastability detection and correction in analog to digital converter: A method of operating an analog to digital converter (ADC) comprises comparing an analog input signal to a reference signal, using a comparator, and generating a comparator output according to the comparison, storing the comparator output in at least one memory unit, monitoring the stored comparator output to determine whether... Agent:

10/30/2014 > 9 patent applications in 8 patent subcategories.

20140320322 - 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:

20140320323 - Pipeline analog-to-digital converter: A pipeline analog-to-digital converter is disclosed which includes at least one periodic unit consisting of two adjacent stages that jointly use two capacitor networks of the same structure. Each of the capacitor networks includes two identical capacitors, two switches and four terminals. On/off states of the switches and interconnection configuration... Agent: Shanghai Huahong Grace Semiconductor Manufacturing Corporation

20140320324 - Time-to-digital conversion with analog dithering: There is described a time-to-digital conversion scheme using an arrangement of delay elements based Time-to-Digital Converter, TDC (20), wherein dithering is built in the digital domain and introduced in the analog domain as a modulation of a supply voltage (TDC-supply) supplying delay elements of the TDC, each having a propagation... Agent: Asahi Kasei Microdevices Corporation

20140320325 - Continuous-time delta sigma modulator: A continuous-time delta sigma modulator, having an integrator and a comparator clocked with a clock frequency that are connected in a feedback loop, having a voltage source that is connected to the comparator for applying a threshold voltage to the comparator, in which an integration time constant of the integrator... Agent: Micronas Gmbh

20140320326 - Method and delta-sigma converter for a sensor signal, more particularly a signal of a rotation rate sensor: A delta-sigma converter for a sensor signal is configured to emit a digital output signal using the sensor signal. The delta-sigma converter includes a control unit configured to generate a control signal on the basis of a frequency of signal level changes of the digital output signal. The delta-sigma converter... Agent:

20140320327 - Scalable voltage ramp control for power supply systems: A system for scalable voltage ramp control for power supply systems. A system may comprise at least power supply circuitry, digital-to-analog (D/A) converter circuitry and a controller. The power supply circuitry may be configured to output a voltage to a load based on an input voltage provided by the D/A... Agent: Fairchild Semiconductor Corporation

20140320328 - Successive approximation register analog-to-digital converter: Aspects of a method and apparatus for converting an analog input value to a digital output code are provided. One embodiment of the apparatus includes a digital-to-analog converter, a comparator, and control logic circuitry. The digital-to-analog converter is configured to generate an analog reference value based on a received digital... Agent: Maxlinear, Inc.

20140320329 - Time-to-digital converter: An edge detector includes flip-flops receiving phase signals of a ring oscillator, a resetter canceling the reset states of the flip-flops at the edge timing of an input signal, and a logical operator performing a logical operation on output signals of the flip-flops. A phase state detector detects a phase... Agent: Panasonic Corporation

20140320330 - Successive-approximation-register analog-to-digital converter for programmably amplifying amplitude of input signal and method thereof: Disclosed are a successive-approximation-register (SAR) analog-to-digital converter (ADC) for programmably amplifying an amplitude of an input signal and a method thereof. During a sampling phase, a bottom plate of at least one capacitor in a capacitor array is connected electrically to an input signal, so that the capacitor array samples... Agent: Realtek Semiconductor Corp.

10/23/2014 > 5 patent applications in 5 patent subcategories.

20140313062 - Data bus inversion apparatus, systems, and methods: Apparatus, systems, and methods are disclosed such as those that operate to encode data bits transmitted on a plurality of channels according to at least one of multiple Data Bus Inversion (DBI) algorithms. Additional apparatus, systems, and methods are disclosed.... Agent:

20140313063 - Asynchronous sample rate converter: An asynchronous sample rate converter and method for converting an input signal to a resampled output signal is disclosed. An efficient and cost-effective sample rate converter for converting an input signal of arbitrary sample rate to a resampled output signal of a second sample rate is disclosed. A hardware-efficient sample-rate... Agent: Actiwave Ab

20140313064 - Encoding apparatus, decoding apparatus, encoding method, encoding program, decoding method, and decoding program: A data predicted value generating unit generates a predicted value (data predicted value) for original data intended to be encoded, based on a history of original data which is floating-point data. A data predicted value modifying unit adjusts a mantissa value of the data predicted value by aligning an exponent... Agent: Mitsubishi Electric Corporation

20140313065 - Clock signal error correction in a digital-to-analog converter: In an example, there is disclosed herein a digital-to-analog converter (DAC) including a correction circuit for a clock, including a differential clock. Error correction may take place within the DAC core, by means of replica cells that are substantially similar to conversion cells. Rather than contributing their output to the... Agent: Analog Devices, Inc.

20140313066 - Multiple string digital to analog converter: A multi-string DAC is described and comprises at least two DAC stages. Each DAC stage comprises a string of impedance elements and a switching network. In one configuration, the DAC comprises a first and second switching network, the second switching network providing multiple switched paths which compensate for impedance effects... Agent: Analog Devices Technology

Previous industry: Communications: electrical
Next industry: Communications: directive radio wave systems and devices (e.g., radar, radio navigation)


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