Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/301
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including balanced to unbalanced circuits and vice versa
Description: Subject matter wherein one of the signal input means or signal output means is coupled to or from the semiconductor amplifier by a balanced circuit, the other signal coupling means coupled to or from the semiconductor amplifier unbalanced circuit.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8711831 Front end for RF transmitting-receiving systems with implicit directional control and time-multiplexing method in submicron technology Apr. 29, 2014
8633771 Power amplifier Jan. 21, 2014
8604882 Single-ended to differential amplifier Dec. 10, 2013
8587381 Even order distortion cancellation in single-ended input, differential output amplifiers using feed-back Nov. 19, 2013
8576005 Transceiver and integrated circuit Nov. 5, 2013
8576008 Radio frequency signal gain control Nov. 5, 2013
8576012 Single-to-differential conversion circuit Nov. 5, 2013
8547185 Center-tapped inductor balun Oct. 1, 2013
8497739 Single-differential converting circuit Jul. 30, 2013
8476980 High frequency power amplifier Jul. 2, 2013
8476981 Unbalanced/balanced conversion differential amplifier Jul. 2, 2013
8421541 RF single-ended to differential converter Apr. 16, 2013
8410856 Method and apparatus for canceling balun amplifier noise Apr. 2, 2013
8391927 Multiple mode RF transceiver and antenna structure Mar. 5, 2013
8368464 Balanced output signal generator Feb. 5, 2013
8362841 Conversion circuit from single phase signal to differential phase signal Jan. 29, 2013
8362835 Decade bandwidth planar MMIC four port transformer Jan. 29, 2013
8358991 Transconductance enhanced RF front-end Jan. 22, 2013
8339203 PA load-line tuning with capacitors around a balun Dec. 25, 2012
8324968 Amplifier circuit, signal processor circuit, and semiconductor integrated circuit device Dec. 4, 2012
8310311 Semiconductor integrated circuit device and communication system Nov. 13, 2012
8306494 Method and system for a single-ended input low noise amplifier with differential output Nov. 6, 2012
8289085 Amplifier circuit Oct. 16, 2012
8269561 Systems and methods for CMOS power amplifiers with power mode control Sep. 18, 2012
8264281 Low-noise amplifier with tuned input and output impedances Sep. 11, 2012
8248164 Integrated circuit single ended-to-differential amplifier Aug. 21, 2012
8229367 Low noise amplifier with combined input matching, balun, and transmit/receive switch Jul. 24, 2012
8207791 Amplifier circuit with a first and a second output line Jun. 26, 2012
8183932 Method and system for processing signals via an integrated low noise amplifier having configurable input signaling mode May. 22, 2012
8154347 Audio processing circuit and preamplifier circuit Apr. 10, 2012
8138830 Variable gain instrumentation amplifier Mar. 20, 2012
8130039 Solid-state RF power amplifier for radio transmitters Mar. 6, 2012
8115555 Balun function with reference enhancement in single-ended port Feb. 14, 2012
8098097 Radio frequency buffer Jan. 17, 2012
8044721 Low noise amplifier Oct. 25, 2011
8031004 Active balun with stacked structure Oct. 4, 2011
7994865 Even order distortion cancellation in single-ended input, differential output amplifiers using feedback Aug. 9, 2011
7990222 Converter with parallel coupled differential input pairs Aug. 2, 2011
7973603 Low-noise amplifier suitable for use in a television receiver Jul. 5, 2011
7948322 Balun amplifier May. 24, 2011
7944310 Active balun circuit May. 17, 2011
7884673 Wideband low-noise amplifier Feb. 8, 2011
7868697 Converting circuit for converting differential signal to single-ended signal Jan. 11, 2011
7863986 Techniques for improving balun loaded-Q Jan. 4, 2011
7859337 Wideband driver for class-D power amplifiers Dec. 28, 2010
7843272 Low noise amplifier Nov. 30, 2010
7839219 Low-noise amplifier circuit including band-stop filter Nov. 23, 2010
7834703 Amplifier with single-ended input and differential output Nov. 16, 2010
7812675 Receiver comprising an amplifier Oct. 12, 2010
7808316 Wideband differential amplifier including single-ended amplifiers coupled to a four-port transformer Oct. 5, 2010

1 2 3 4 5










 
 
  Recently Added Patents
Cognitive radio cooperative spectrum sensing method and fusion center performing cognitive radio cooperative spectrum sensing
Tricyclic inhibitors of kinases
Lid for a container
System and method for judging success or failure of work of robot
Brushless electric motor or generator in shell construction
Light-emitting diode devices
Water bottle warning triangle
  Randomly Featured Patents
Belt-type garment for carrying tennis balls
Removable female polarizing guide for electrical connectors
Thread cutting die head for power driven threading machines
Apparatus for the supply and automatic unloading of reels for automatic wire coiling machines
Electric heat exchange cooking apparatus
Class AB amplifier
Method and apparatus for displaying higher color resolution on a hand-held LCD device
Reduction of mammalian neoplasms with phospholipase A2 activating substances
Starting circuit for high intensity gaseous discharge lamps
Petunia plant named `Keisurfpusos`