H03F

Watch

Stats

Description

AMPLIFIERS (measuring, testing G01R; optical parametric amplifiers G02F; circuit arrangements with secondary emission tubes H01J 43/30; masers, lasers H01S; dynamo-electric amplifiers H02K; control of amplification H03G; coupling arrangements independent of the nature of the amplifier, voltage dividers H03H; amplifiers capable only of dealing with pulses H03K; repeater circuits in transmission lines H04B 3/36, H04B 3/58; application of speech amplifiers in telephonic communication H04M 1/60, H04M 3/40)

Subclasses

Not Available
Subclass Title
1/00 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
1/02 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
1/04 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
1/06 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
1/07 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators Doherty-type amplifiers

more results

Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
9998156 Compensation parameter and predistortion signal Jul 14, 17 Jun 12, 18 , Agilent Technologies Texas Instruments Incorporated
9998079 Amplifiers Apr 12, 17 Jun 12, 18 , NXP B.V.
9998841 Acoustic signatures Oct 20, 16 Jun 12, 18 , Sonos Inc.
9998078 Electronic device and method for switching power amplifiers Nov 12, 14 Jun 12, 18 , Samsung Electronics Co., Ltd.
9998077 Amplifier with nonlinearity compensation Jun 21, 16 Jun 12, 18 , QUALCOMM Incorporated
9998080 Low voltage supply amplifier Oct 26, 16 Jun 12, 18 , Infineon Technologies AG
9998152 Receiver front end arrangement, multi-band receiver and base station Mar 24, 14 Jun 12, 18 , Telefonaktiebolaget LM Ericsson ( publ)
9998076 Methods and circuitry to trim common mode transient control circuitry Jan 25, 17 Jun 12, 18 , Infineon Technologies Americas Corp.
9997081 Audio demonstration kit Mar 28, 14 Jun 12, 18 , Bose Corporation
9997516 Semiconductor device and power amplifier circuit Mar 01, 17 Jun 12, 18 , Murata Manufacturing Co., Ltd.
9998075 LDO with fast recovery from saturation Jan 25, 17 Jun 12, 18 , pSemi Corporation
9993386 Instrumentation absolute value differential amplifier circuit and applications Nov 28, 14 Jun 12, 18 , Not available
9998241 Envelope tracking (ET) closed-loop on-the-fly calibration Feb 19, 15 Jun 12, 18 , MediaTek Inc.
9997594 Gallium nitride based high electron mobility transistor (GaN-HEMT) device with an iron-doped cap layer and method of manufacturing the same Sep 22, 16 Jun 12, 18 , Fujitsu Limited
9991904 Digital modulation device, and digital modulation method Sep 17, 15 Jun 05, 18 , NEC Corporation
9991860 Control system for a power amplifier Apr 24, 17 Jun 05, 18 , Astrium Limited
9991875 Reconfigurable radio frequency (RF) bandstop/intermediate frequency (IF) bandpass filter Nov 15, 16 Jun 05, 18 , QUALCOMM Incorporated
9991857 Matching network for broadband power amplifier Apr 21, 16 Jun 05, 18 , SKYWORKS SOLUTIONS, INC.
9991855 Semiconductor device Feb 08, 17 Jun 05, 18 , Renesas Electronics Corporation
9991852 System and method for close-down pop reduction Nov 02, 15 Jun 05, 18 , ICEpower a/s

more results

Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2018/0167,035 BIAS CIRCUIT Dec 07, 17 Jun 14, 18 , Not available
2018/0167,036 SOURCE FOLLOWER Nov 13, 17 Jun 14, 18 , Not available
2018/0167,041 Bias Circuitry For Depletion Mode Amplifiers Feb 09, 18 Jun 14, 18 , Raytheon Company
2018/0167,898 RADIO-FREQUENCY POWER SUPPLY, RADIO-FREQUENCY AMPLIFIER AND METHOD FOR IMPROVING EFFICIENCY OF RADIO-FREQUENCY AMPLIFIER Aug 17, 17 Jun 14, 18 , Not available
2018/0167,034 HIGH POWER RADIO-FREQUENCY SWITCHING TOPOLOGY AND METHOD Dec 07, 17 Jun 14, 18 , Not available
2018/0167,037 AMPLIFIER LINEARIZATION IN A RADIO FREQUENCY SYSTEM Nov 20, 17 Jun 14, 18 , Not available
2018/0166,387 TRANSMIT-AND-RECEIVE MODULE Dec 13, 17 Jun 14, 18 , Not available
2018/0167,042 POWER AMPLIFIER AND RADIO TRANSMITTER Jun 15, 15 Jun 14, 18 , Not available
2018/0167,039 SEMICONDUCTOR DEVICE Dec 14, 17 Jun 14, 18 , Not available
2018/0167,060 SIGNAL TRANSMISSION CIRCUIT Jul 08, 16 Jun 14, 18 , Not available
2018/0167,043 GATE DRIVE CIRCUIT AND METHOD OF OPERATING THE SAME Dec 09, 16 Jun 14, 18 , Advanced Energy Industries, Inc.
2018/0164,366 Mismatch Detection using Replica Circuit Dec 01, 17 Jun 14, 18 , Not available
2018/0167,048 IMPEDANCE MATCHING CIRCUIT OF COMMUNICATION APPARATUS Dec 07, 17 Jun 14, 18 , Electronics and Telecommunications Research Institute
2018/0167,040 LOW-NOISE AMPLIFIER WITH INTEGRATED WIDEBAND TRANSFORMER-BASED POWER SPLITTER May 26, 17 Jun 14, 18 , Not available
2018/0167,038 FULLY DEPLETED SILICON ON INSULATOR POWER AMPLIFIER Dec 13, 16 Jun 14, 18 , Not available
2018/0167,242 COMMUNICATION CABLE MODULE AND TRANSMISSION LOSS COMPENSATION CIRCUIT Nov 16, 17 Jun 14, 18 , Hitachi Metals LTD
2018/0166,430 SEMICONDUCTOR DEVICE AND ELECTRONIC APPARATUS Feb 12, 18 Jun 14, 18 , Not available
2018/0159,486 RF Switch with Split Tunable Matching Network Dec 07, 16 Jun 07, 18 , Not available
2018/0159,484 LINEAR CMOS PA WITH LOW QUIESCENT CURRENT AND BOOSTED MAXIMUM LINEAR OUTPUT POWER Apr 28, 16 Jun 07, 18 , Not available
2018/0159,482 RADIO FREQUENCY MODULE AND COMMUNICATION DEVICE Dec 06, 17 Jun 07, 18 , Not available

more results

Patents Issued To Date - By Filing Year

Average Time to Issuance

We are sorry but your current selection exceeds the maximum number of watches () for this membership level. Upgrade to our Level for up to watches!

UPGRADE MEMBERSHIP CANCEL
We are sorry but Dashboard Viewer is not able to watch the Technologies/Sub-Technologies.