Antenna switching for transmission diversity

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United States of America Patent

PATENT NO 9867139
SERIAL NO

15080397

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Devices and apparatuses are described. An apparatus may include radio frequency (RF) circuitry including a RF feed and a modem to transmit one or more signals via the RF feed. The apparatus may include an antenna structure including a first element and a second element. The apparatus may include an application processor coupled to the first element and the second element, where the application processor includes proximity sensing circuitry. The proximity sensing circuitry can measure a first capacitance value and a second capacitance value and the application processor can transmit a first signal of the one or more signals via the first element. The modem can determine whether an object is proximate to the first element and select the second element when the object is determined to be proximate to the second element.

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Patent Owner(s)

Patent OwnerAddress
AMAZON TECHNOLOGIES INCPO BOX 81226 SEATTLE WA 98108-1226

International Classification(s)

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  • 2016 Application Filing Year
  • H04B Class
  • 10354 Applications Filed
  • 8441 Patents Issued To-Date
  • 81.53 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Khasgiwala, Mudit Sunilkumar San Jose, US 15 79
Kim, Jeongsoo San Jose, US 16 26
Kuo, Jerry Weiming San Jose, US 15 84

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Patent Citation Ranking

  • 11 Citation Count
  • H04B Class
  • 85.91 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1134363547815965282181212801 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +01000200030004000250500750125015001750225025002750325035003750

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