RICHWAVE TECHNOLOGY CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04B TRANSMISSION 15195
 
  
 
H03K PULSE TECHNIQUE 14117
 
  
 
H03F AMPLIFIERS 1271
 
  
 
H01Q AERIALS 7103
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 6356
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 6279
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 558
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 575
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 354
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 397

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0279,417 AMPLIFIER USED TO IMPROVE OPERATIONAL PERFORMANCE UNDER BYPASS MODEMar 26, 17Sep 28, 17[H03F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9885781 Detector generating a displacement signal by injection locking and injection pullingJan 25, 17Feb 06, 18[H03L, H04L, H03B, H04B, G01S]
9876485 Active circuit capable of preventing impedance from being mismatched in a bypass modeJul 04, 16Jan 23, 18[H03K]
9813268 Digital frequency modulation receiver with frequency variation signal and demodulation method used by the sameJul 28, 16Nov 07, 17[H04L]
RE46540 Method and apparatus for integrating a surface acoustic wave filter and a transceiverAug 20, 14Sep 05, 17[H01L, H04B]
9692464 Signal transmitter capable of reducing noiseMay 25, 16Jun 27, 17[H04L, H04B]
9590500 Voltage generatorOct 19, 15Mar 07, 17[H02M]
9590671 Detector generating a displacement signal by injection locking and injection pullingMar 22, 16Mar 07, 17[H03L, H04L, H04B]
9577631 Single pole multi-throw switchFeb 02, 16Feb 21, 17[H03K, H01P]
9543896 Multiple-input multiple-output low-noise block downconverter and low-noise moduleDec 29, 15Jan 10, 17[H04L, H04B, H03D, H04H]
9543929 Apparatus and method for obtaining power voltage from control signalsDec 03, 15Jan 10, 17[H03K, G11C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0253,087 FIXED VOLTAGE GENERATING CIRCUITAbandonedApr 18, 13Sep 11, 14[G05F]
2014/0049,312 RF SWITCH WITH COMPLEMENTARY SWITCHING DEVICESAbandonedAug 17, 12Feb 20, 14[H03K]
2013/0027,154 FILTER CAPABLE OF ADJUSTING FREQUENCY RESPONSEAbandonedSep 21, 11Jan 31, 13[H03H]
2012/0086,522 BULK ACOUSTIC WAVE RESONATOR AND BULK ACOUSTIC WAVE FILTER AND METHOD OF FABRICATING BULK ACOUSTIC WAVE RESONATORAbandonedJan 26, 11Apr 12, 12[H03H]
2012/0049,906 Power On/Reset Circuit and Method of Controlling On/Reset Status of Digital Circuit thereofAbandonedMar 15, 11Mar 01, 12[H03L]
2012/0032,297 Electronic Device and Method for Fabricating the Same, Spiral Inductor Device and Method for Fabricating the SameAbandonedMay 11, 11Feb 09, 12[H01L]
2012/0025,898 Circuit DeviceAbandonedOct 07, 10Feb 02, 12[H03K]
2010/0292,992 METHOD AND APPARATUS FOR MULTIPLEX SIGNAL DECODINGAbandonedOct 19, 09Nov 18, 10[G10L, H04H]
2009/0079,471 LOW POWER BUFFER CIRCUITAbandonedSep 25, 07Mar 26, 09[H03K]
2008/0309,435 NOISE FILTERAbandonedApr 30, 08Dec 18, 08[H01P]
2006/0151,850 Method of Forming A Power AmplifierAbandonedMar 21, 05Jul 13, 06[H01L]
2005/0140,455 POWER AMPLIFYING MODULEAbandonedJun 16, 04Jun 30, 05[H03F]
2005/0127,994 Wireless Output Chip With Power Detector And Related Manufacturing MethodAbandonedJun 22, 04Jun 16, 05[H03G]
2005/0082,576 Method and structure for compact transistor array layoutAbandonedApr 28, 04Apr 21, 05[H01L]
2005/0001,688 System and device for calibrating oscillator charateristic curveAbandonedMar 08, 04Jan 06, 05[H03L]

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