Reconfigurable power splitters and amplifiers, and corresponding methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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May 9, 2017
Issued Date -
N/A
app pub date -
Oct 28, 2015
filing date -
Oct 28, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A reconfigurable Doherty power amplifier includes a packaged power splitter device, main and peaking amplifiers, and a combiner circuit. The power splitter device includes a power divider, input terminals coupled to first and second ports of the power divider, and output terminals coupled to third and fourth ports of the power divider. One of the input terminals is coupled to an RF signal input terminal, and the other input terminal is terminated. The power divider receives an input RF signal, and produces main and peaking RF signals at the third and fourth ports of the power divider, respectively. The main and peaking amplifiers amplify the main and peaking RF signals, respectively. The combiner circuit includes a summing node and a phase delay element between outputs of the main and peaking amplifiers. An RF signal output terminal is coupled to the summing node.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
NXP USA INC | 6501 WILLIAM CANNON DRIVE WEST AUSTIN TX 78735 |
International Classification(s)

- 2015 Application Filing Year
- H01P Class
- 603 Applications Filed
- 530 Patents Issued To-Date
- 87.90 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Embar, Ramanujam Srinidhi | Gilbert, US | 13 | 98 |
# of filed Patents : 13 Total Citations : 98 | |||
Staudinger, Joseph | Gilbert, US | 87 | 1304 |
# of filed Patents : 87 Total Citations : 1304 | |||
Szymanowski, Margaret A | Chandler, US | 27 | 248 |
# of filed Patents : 27 Total Citations : 248 |
Cited Art Landscape
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Patent Citation Ranking
- 14 Citation Count
- H01P Class
- 92.34 % this patent is cited more than
- 8 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 9, 2024 |
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Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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Oct 29, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 28, 2019 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KATHREIN SE;REEL/FRAME:048772/0942 Owner name: KATHREIN AUTOMOTIVE GMBH, GERMANY Effective Date: Jan 28, 2019 |
Jun 22, 2018 | AS | ASSIGNMENT | free format text: CONFIRMATION OF GRANT OF SECURITY INTEREST IN U.S. INTELLECTUAL PROPERTY;ASSIGNOR:KATHREIN SE (SUCCESSOR BY MERGER TO KATHREIN-WERKE KG);REEL/FRAME:047115/0550 Owner name: COMMERZBANK AKTIENGESELLSCHAFT, AS SECURITY AGENT, GERMANY Effective Date: Jun 22, 2018 free format text: CONFIRMATION OF GRANT OF SECURITY INTEREST IN U.S. INTELLECTUAL PROPERTY;ASSIGNOR:KATHREIN SE (SUCCESSOR BY MERGER TO KATHREIN-WERKE KG);REEL/FRAME:047115/0550 Owner name: COMMERZBANK AKTIENGESELLSCHAFT, AS SECURITY AGENT, Effective Date: Jun 22, 2018 |
May 08, 2018 | I | Issuance | |
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Jun 05, 2008 | P | Published | |
Dec 05, 2006 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:HILDEBRAND, RUDOLF;REEL/FRAME:018910/0877 Owner name: KATHREIN-WERKE KG, GERMANY Effective Date: Dec 05, 2006 |
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