Inventor
Christopher D. Weigand
Inventor
Andover, MA, US
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique24%
H04BTransmission21%
H03HImpedance networks, e.g. resonant circuits17%
H03FAmplifiers10%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
G01SRadio direction-finding7%
H01PWaveguides3%
H03GControl of amplification3%
H05KPrinted circuits3%
PatentTitleYear
9,948,29120V to 50V high current ASIC PIN diode driver20189,698,774'20V to 50V high current ASIC PIN diode driver'20179,538,636'Blind via edge castellation'20179,455,700'Transmit/receive module including gate/drain switching control'20169,231,646'Single signal transmit/receive module amplifier switching control'20169,148,144'Monolithic transmit/receive module driver including PIN driver'20159,048,840'20V to 250V high current ASIC PIN diode driver'20158,933,727'Monolithic transmit/receive module driver'20157,990,201'Constant phase digital attenuator with on-chip matching circuitry'20117,957,706'Combined matching and filter circuit'20117,660,562'Combined matching and filter circuit'20107,529,526'Apparatus and method for detecting radio frequency transmission power levels'20097,439,610'High power shunt switch with high isolation and ease of assembly'20087,307,479'Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package'20077,148,751'Handset radiofrequency front end module in fine pitch quad flat no lead (FQFP-N) package'20066,806,789'Quadrature hybrid and improved vector modulator in a chip scale package using same'20046,489,856'Digital attenuator with combined bits'20025,990,580'Single pole double throw switch'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2011Based in Woburn, MA, US· patent location history
2006–2008Patents assigned to MA COM INC (3)· patent assignee history
2008–2018Based in Andover, MA, US· patent location history
2011–2016Patents assigned to M A COM TECHNOLOGY SOLUTIONS HOLDINGS INC (6)· patent assignee history
2015Patents assigned to LIU CHENGXIN (2)· patent assignee history
2015Patents assigned to WEIGAND CHRISTOPHER D (2)· patent assignee history
2016–2018Patents assigned to MACOM TECH SOLUTIONS HOLDINGS INC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| M A COM TECHNOLOGY SOLUTIONS HOLDINGS INC | 6 | 2011–2016 |
| MACOM TECH SOLUTIONS HOLDINGS INC | 4 | 2016–2018 |
| MA COM INC | 3 | 2006–2008 |
| LIU CHENGXIN | 2 | 2015 |
| WEIGAND CHRISTOPHER Dself | 2 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Andover, Massachusetts, US | 11 | 2008–2018 |
| Woburn, Massachusetts, US | 7 | 1999–2011 |