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公开(公告)号:US20240115156A1
公开(公告)日:2024-04-11
申请号:US18265815
申请日:2021-12-06
Applicant: Analog Devices, Inc.
Inventor: Joohyun SEO , Tony J. AKL
IPC: A61B5/08 , A61B5/00 , A61B5/0537 , A61B5/25
CPC classification number: A61B5/0809 , A61B5/0537 , A61B5/25 , A61B5/6823 , A61B5/6831 , A61B5/0536 , A61B2562/04
Abstract: One embodiment is a method of performing thoracic tomography on a human subject including performing multiple 4-wire impedance measurements on a region of interest to obtain measured impedance data; comparing the measured impedance data to simulated impedance data obtained from a plurality of models of the region of interest; for each of the models, determining a fit of the model based on a comparison between the simulated impedance data obtained from the model and the measured impedance data; and integrating individual resistivity estimates obtained from the models based on a fit of the model such that the individual resistivity estimate from a better fitting model is weighted more heavily in a final resistivity estimate than an individual resistivity estimate from a worse fitting model.
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公开(公告)号:US11940496B2
公开(公告)日:2024-03-26
申请号:US17904931
申请日:2021-02-24
Applicant: Analog Devices, Inc.
IPC: G01R31/319 , G01R31/28 , H03F1/52 , H03F3/04 , H03F3/16
CPC classification number: G01R31/31924 , G01R31/2834 , H03F1/523 , H03F3/04 , H03F3/16 , H03F2200/441
Abstract: An automated testing system comprises a high side switch circuit coupled to an input/output (I/O) connection, a low side switch circuit coupled to the I/O connection, a high side force amplifier (HFA) coupled to the high side switch, a low side force amplifier (LFA) coupled to the low side switch, an adjusting circuit coupled to the HFA and the LFA, and a control circuit configured to change the adjusting circuit to change control of current at the I/O connection from one of the HFA or LFA to the other of the HFA or LFA.
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公开(公告)号:US20240096132A1
公开(公告)日:2024-03-21
申请号:US18519716
申请日:2023-11-27
Applicant: Analog Devices, Inc.
Inventor: Atulya YELLEPEDDI , Kaushal Sanghai , John Robert McCarty , Brian C. Donnelly , Johannes Traa , Nicolas Le Dortz
CPC classification number: G06V40/172 , G06T7/70 , H04S7/30 , G06T2207/10016 , G06T2207/30201 , G06T2210/12
Abstract: Far field devices typically rely on audio only for enabling user interaction and involve only audio processing. Adding a vision-based modality can greatly improve the user interface of far field devices to make them more natural to the user. For instance, users can look at the device to interact with it rather than having to repeatedly utter a wakeword. Vision can also be used to assist audio processing, such as to improve the beamformer. For instance, vision can be used for direction of arrival estimation. Combining vision and audio can greatly enhance the user interface and performance of far field devices.
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公开(公告)号:US20240094200A1
公开(公告)日:2024-03-21
申请号:US17947007
申请日:2022-09-16
Applicant: Analog Devices, Inc.
Inventor: Alexander C. STANGE , Mohamed AZIZE , Hari CHAUHAN
IPC: G01N33/543 , G01N33/531
CPC classification number: G01N33/54353 , G01N33/531
Abstract: The present disclosure provides a method of fabricating a target capture and sensor assembly. The method comprises the steps of: providing a fluid path with a target capture surface comprising an anchor species with a first functional group disposed thereon; providing a target capture species to the target capture surface of the fluid path, wherein each target capture species comprises a target capture part and a second functional group configured to react with the first functional group; and exposing at least a portion of the target capture surface of the fluid path to photo radiation so as to cause a photo-initiated reaction between the first functional group and the second functional group, wherein the target capture and sensor assembly further comprises a sensing surface in the fluid path and wherein the target capture surface and the sensing surface are in fluid communication with one another.
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公开(公告)号:US20240085318A1
公开(公告)日:2024-03-14
申请号:US18484971
申请日:2023-10-11
Applicant: Analog Devices, Inc.
Inventor: Shrenik DELIWALA
IPC: G01N21/3504 , G01N21/01
CPC classification number: G01N21/3504 , G01N21/01 , G01N2021/3513 , G01N2201/0636 , G01N2201/1211
Abstract: System and apparatus for robust, portable gas detection. Specifically, this disclosure describes apparatuses and systems for optical gas detection in a compact package using two optical pathways. There is a need for a very compact, low-power, gas detection system for gases such as CO2, NOx, water vapor, methane, etc. This disclosure provides an ultra-compact and highly stable and efficient optical measurement system based on principals of optical absorption spectroscopy using substantially collinear pathways.
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公开(公告)号:US20240044868A1
公开(公告)日:2024-02-08
申请号:US18229618
申请日:2023-08-02
Applicant: Analog Devices, Inc.
Inventor: Max Marcel Shulaker , Samuel H. Fuller
IPC: G01N33/497
CPC classification number: G01N33/497
Abstract: A system for gas sensing of a biological specimen can include a chamber, such as to receive the biological specimen therewithin. The system can also include a gas sensing unit to be coupled to the chamber and separated therefrom by a moveable separator. A gas sensor included in the gas sensing unit can be selectively exposed to a fluid headspace of the first chamber, such as a gas environment associated with the biological specimen, upon modification or moving of a separator.
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公开(公告)号:US20240035933A1
公开(公告)日:2024-02-01
申请号:US18361750
申请日:2023-07-28
Applicant: Analog Devices, Inc.
Inventor: David Frank Bolognia , Erin Eda Evke
CPC classification number: G01N1/2035 , G01N33/49 , G01N2001/205 , G01N2001/1427
Abstract: A fluid sensor cartridge that can be used to monitor composition of constituent materials or characteristics of a sample fluid or a patient's blood. The fluid sensor cartridge can be connected in-line with a medical device during a medical treatment. The fluid sensor cartridge can utilize one or more valves, one or more channels, and one or more reservoirs to enable sampling, sensing, and calibrating of a sample fluid or a patient's blood in one container with minimal amounts of sample/blood and calibration fluid.
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公开(公告)号:US11870554B1
公开(公告)日:2024-01-09
申请号:US17930201
申请日:2022-09-07
Applicant: Analog Devices, Inc.
Inventor: Andrew David Alsup
IPC: H04J3/06
CPC classification number: H04J3/0667 , H04J3/0682
Abstract: A network node device of an area network includes physical layer (PHY) circuitry configured to transmit and receive frames of data via a communication link of the communication network; medium access layer (MAC) circuitry; a receive interface between the PHY circuitry and the MAC circuitry, and timestamp circuitry. The receive interface includes a receive clock signal and a DLL. The timestamp circuitry is configured to produce multiple sample signals derived from the receive clock signal using the DLL and a local clock signal of the network node, and produce a timestamp offset using the multiple sample signals. The timestamp offset is representative of an instantaneous phase offset between a local clock of the network node and a local clock of a neighbor node of the network node.
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公开(公告)号:US11864886B2
公开(公告)日:2024-01-09
申请号:US16862864
申请日:2020-04-30
Applicant: Analog Devices, Inc.
Inventor: Mikael Mortensen
CPC classification number: A61B5/125 , A61B5/6803 , A61B5/7217 , H04R1/1083 , H04R1/1091 , A61B2560/0223 , H04R2460/01
Abstract: Herein disclosed is a system that may be implemented within a headphone to facilitate hearing testing. Implementation of the system in the headphone may include implementation of tone generation circuitry and sound pressure level measurement circuitry being implemented in the headphone limiting the amount of calibration for accurate measurement when performing a hearing test.
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公开(公告)号:US20240004446A1
公开(公告)日:2024-01-04
申请号:US18346226
申请日:2023-07-01
Applicant: Analog Devices, Inc.
Inventor: Martin KESSLER , Stuart PATTERSON
Abstract: In some examples of both networks and methods, a data communication network includes a plurality of nodes. The nodes include a main node (MN) and at least one sub node (SNi=SN0, . . . SNX). Each node includes a node transceiver. The node transceiver is operable to perform data communication in accordance with a first network protocol for power over data via a pair of conductors (e.g., the conductors of bus). A physical layer includes a cable segment (e.g., the cable segment of bus) between each node. Each cable segment includes a plurality of pairs of conductors (e.g., pairs) and a connector (e.g., 8P8C connector—though other connectors with multiple pairs of conductors can be used) at each end. A first pair of the conductors (e.g., connected to pin 4 and pin 5 of the 8P8C connector) implements the first network protocol between the nodes. One or more of the remaining pairs of the conductors provide supplemental power to the nodes 102.
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