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ELECTRICITY
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Electronic circuits
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AMPLIFIERS
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H03F2200/00
Indexing scheme relating to amplifiers
Sub Industries
H03F2200/03
the amplifier being designed for audio applications
H03F2200/06
A balun
H03F2200/09
A balun
H03F2200/102
A non-specified detector of a signal envelope being used in an amplifying circuit
H03F2200/105
A non-specified detector of the power of a signal being used in an amplifying circuit
H03F2200/108
A coil being added in the drain circuit of a FET amplifier stage
H03F2200/111
the amplifier being a dual or triple band amplifier
H03F2200/114
the amplifier comprising means for electro-magnetic interference [EMI] protection
H03F2200/117
A coil being coupled in a feedback path of an amplifier stage
H03F2200/12
A bias circuit for some stages being shown using transmission lines
H03F2200/121
A transistor in common gate configuration being used in a feedback circuit of an amplifier stage
H03F2200/123
A difference signal between an output and an input signal of an amplifier being coupled back at the input of the amplifier
H03F2200/126
A diode being coupled in a feedback path of an amplifier stage
H03F2200/129
there being a feedback over the complete amplifier
H03F2200/132
Hybrid coupler placed in a feedback circuit of an amplifier
H03F2200/135
there being a feedback over one or more internal stages in the global amplifier
H03F2200/138
the feedback circuit comprising a parallel resonance circuit
H03F2200/141
the feedback circuit of the amplifier stage comprising a resistor and a capacitor in series, at least one of them being an active one
H03F2200/144
the feedback circuit of the amplifier stage comprising a passive resistor and passive capacitor
H03F2200/147
the feedback circuit comprising a series resonance circuit
H03F2200/15
the supply or bias voltage or current at the drain side of a FET being continuously controlled by a controlling signal
H03F2200/151
A source follower being used in a feedback circuit of an amplifier stage
H03F2200/153
Feedback used to stabilise the amplifier
H03F2200/156
One or more switches are realised in the feedback circuit of the amplifier stage
H03F2200/159
the feedback circuit being closed during a switching time
H03F2200/162
FETs are biased in the weak inversion region
H03F2200/165
A filter circuit coupled to the input of an amplifier
H03F2200/168
Two amplifying stages are coupled by means of a filter circuit
H03F2200/171
A filter circuit coupled to the output of an amplifier
H03F2200/174
Floating gate implemented in MOS technology
H03F2200/177
Folded cascode realised by a folding coil
H03F2200/18
the bias of the gate of a FET being controlled by a control signal
H03F2200/181
A coil being added in the gate circuit of a FET amplifier stage
H03F2200/183
the amplifier comprising a gated diode
H03F2200/186
the ground, reference potential being controlled
H03F2200/189
the ground, reference or shield potential difference between different chips being controlled
H03F2200/192
A hybrid coupler being used at the input of an amplifier circuit
H03F2200/195
A hybrid coupler being used as power measuring circuit at the input of an amplifier circuit
H03F2200/198
A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
H03F2200/201
A hybrid coupler being used as power measuring inter-stage circuit between two stages of an amplifier circuit
H03F2200/204
A hybrid coupler being used at the output of an amplifier circuit
H03F2200/207
A hybrid coupler being used as power measuring circuit at the output of an amplifier circuit
H03F2200/21
Bias resistors are added at the input of an amplifier
H03F2200/211
the input of an amplifier can be attenuated by a continuously controlled transistor attenuator
H03F2200/213
A variable capacitor being added in the input circuit
H03F2200/216
A coil being added in the input circuit
H03F2200/219
Follower transistors are added at the input of the amplifier
H03F2200/222
A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier
H03F2200/225
the input circuit of an amplifying stage comprising an LC-network
H03F2200/228
A measuring circuit being coupled to the input of an amplifier
H03F2200/231
the input of an amplifier can be switched on or off by a switch to amplify or not an input signal
H03F2200/234
the input amplifying stage being one or more operational amplifiers
H03F2200/237
A parallel resonance being added in series in the input circuit
H03F2200/24
the supply or bias voltage or current at the source side of a FET being continuously controlled by a controlling signal
H03F2200/241
A parallel resonance being added in shunt in the input circuit
H03F2200/243
A series resonance being added in series in the input circuit
H03F2200/246
A series resonance being added in shunt in the input circuit
H03F2200/249
A switch coupled in the input circuit of an amplifier being controlled by a circuit
H03F2200/252
Multiple switches coupled in the input circuit of an amplifier are controlled by a circuit
H03F2200/255
Amplifier input adaptation especially for transmission line coupling purposes
H03F2200/258
the input of the amplifier has voltage limiting means
H03F2200/261
Amplifier which being suitable for instrumentation applications
H03F2200/264
An operational amplifier based integrator or transistor based integrator being used in an amplifying circuit
H03F2200/267
A capacitor based passive circuit
H03F2200/27
A biasing circuit node being switched in an amplifier circuit
H03F2200/271
the DC-isolation amplifier
H03F2200/273
the DC-isolation amplifier
H03F2200/276
the DC-isolation amplifier
H03F2200/279
the level shifting stage between two amplifying stages being realised by an explicit differential amplifier
H03F2200/282
the level shifting stage between two amplifying stages being realised by a diode
H03F2200/285
the level shifting stage between two amplifying stages being realised by an emitter follower
H03F2200/288
the level shifting stage between two amplifying stages being realised by a resistor or potentiometer
H03F2200/291
the level shifting stage between two amplifying stages being realised by a source follower
H03F2200/294
the amplifier being a low noise amplifier [LNA]
H03F2200/297
the loading circuit of an amplifying stage comprising a capacitor
H03F2200/301
the loading circuit of an amplifying stage comprising a coil
H03F2200/303
the loading circuit of an amplifying stage comprising a diode or diode coupled transistor
H03F2200/306
the loading circuit of an amplifying stage being a parallel resonance circuit
H03F2200/309
the loading circuit of an amplifying stage being a series resonance circuit
H03F2200/31
the switching power stage comprising circuitry for emulating the behaviour of a bootstrap diode
H03F2200/312
the loading circuit of an amplifying stage comprising one or more switches
H03F2200/315
the loading circuit of an amplifying stage comprising a transmission line
H03F2200/318
A matching circuit being used as coupling element between two amplifying stages
H03F2200/321
Use of a microprocessor in an amplifier circuit or its control circuit
H03F2200/324
An amplitude modulator or demodulator being used in the amplifier circuit
H03F2200/327
Amplitude shift keying modulation being used in an amplifying circuit
H03F2200/33
Bridge form coupled amplifiers H-form coupled amplifiers
H03F2200/331
Sigma delta modulation being used in an amplifying circuit
H03F2200/333
A frequency modulator or demodulator being used in the amplifier circuit
H03F2200/336
A I/Q
H03F2200/339
Pulse amplitude modulation being used in an amplifying circuit
H03F2200/342
Pulse code modulation being used in an amplifying circuit
H03F2200/345
Pulse density modulation being used in an amplifying circuit
H03F2200/348
Pulse frequency modulation being used in an amplifying circuit
H03F2200/351
Pulse width modulation being used in an amplifying circuit
H03F2200/354
the amplifier comprising MOS which are biased in the moderate inversion region
H03F2200/357
the amplifier comprising MOS which are biased in the weak inversion region
H03F2200/36
the amplifier comprising means for increasing the bandwidth
H03F2200/361
Transistor with multiple collectors
H03F2200/363
Transistor with multiple emitters
H03F2200/366
Multiple MOSFETs are coupled in parallel
H03F2200/369
A negative impedance circuit being added to an amplifier circuit
H03F2200/372
Noise reduction and elimination in amplifier
H03F2200/375
Circuitry to compensate the offset being present in an amplifier
H03F2200/378
A variable capacitor being added in the output circuit
H03F2200/381
An active variable resistor
H03F2200/384
Amplifier without output filter
H03F2200/387
A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
H03F2200/39
Different band amplifiers are coupled in parallel to broadband the whole amplifying circuit
H03F2200/391
the output circuit of an amplifying stage comprising an LC-network
H03F2200/393
A measuring circuit being coupled to the output of an amplifier
H03F2200/396
the output of an amplifier can be switched on or off by a switch to couple the output signal to a load
H03F2200/399
A parallel resonance being added in shunt in the output circuit
H03F2200/402
A series resonance being added in shunt in the output circuit
H03F2200/405
the output amplifying stage of an amplifier comprising more than three power stages
H03F2200/408
the output amplifying stage of an amplifier comprising three power stages
H03F2200/411
the output amplifying stage of an amplifier comprising two power stages
H03F2200/414
A switch being coupled in the output circuit of an amplifier to switch the output on/off
H03F2200/417
A switch coupled in the output circuit of an amplifier being controlled by a circuit
H03F2200/42
the input to the amplifier being made by capacitive coupling means
H03F2200/421
Multiple switches coupled in the output circuit of an amplifier are controlled by a circuit
H03F2200/423
Amplifier output adaptation especially for transmission line coupling purposes
H03F2200/426
the amplifier comprising circuitry for protection against overload
H03F2200/429
Two or more amplifiers or one amplifier with filters for different frequency bands are coupled in parallel at the input or output
H03F2200/432
Two or more amplifiers of different type are coupled in parallel at the input or output
H03F2200/435
A peak detection being used in a signal measuring circuit in a controlling circuit of an amplifier
H03F2200/438
Separate feedback of amplitude and phase signals being present
H03F2200/441
Protection of an amplifier being implemented by clamping means
H03F2200/444
Diode used as protection means in an amplifier
H03F2200/447
the amplifier being protected to temperature influence
H03F2200/45
the load of the amplifier being a capacitive element
H03F2200/451
the amplifier being a radio frequency amplifier
H03F2200/453
Controlling being realised by adding a replica circuit or by using one among multiple identical circuits as a replica circuit
H03F2200/456
A scaled replica of a transistor being present in an amplifier
H03F2200/459
Ripple reduction circuitry being used in an amplifying circuit
H03F2200/462
the current being sensed
H03F2200/465
Power sensing
H03F2200/468
the temperature being sensed
H03F2200/471
the voltage being sensed
H03F2200/474
A current mirror being used as sensor
H03F2200/477
Paralleled transistors are used as sensors
H03F2200/48
the output of the amplifier being coupled out by a capacitor
H03F2200/481
A resistor being used as sensor
H03F2200/483
A shunting switch being paralleled to the sensor
H03F2200/486
the current in the load of an amplifying stage being sensed by a torus
H03F2200/489
A coil being added in the source circuit of a common source stage
H03F2200/492
A coil being added in the source circuit of a transistor amplifier stage as degenerating element
H03F2200/495
A parallel resonance circuit being added in the source circuit of a FET amplifier
H03F2200/498
A resistor being added in the source circuit of a transistor amplifier stage as degenerating element
H03F2200/501
A series resonance circuit being added in the source circuit of a FET amplifier
H03F2200/504
the supply voltage or current being continuously controlled by a controlling signal
H03F2200/507
A switch being used for switching on or off a supply or supplying circuit in an IC-block amplifier circuit
H03F2200/51
Capacitor in positive feedback circuit of an amplifier circuit to bootstrap a resistor
H03F2200/511
Many discrete supply voltages or currents or voltage levels can be chosen by a control signal in an IC-block amplifier circuit
H03F2200/513
the amplifier being made for low supply voltages
H03F2200/516
Some amplifier stages of an amplifier use supply voltages of different value
H03F2200/519
the bias or supply voltage or current of the drain side of a FET amplifier being controlled to be on or off by a switch
H03F2200/522
the bias or supply voltage or current of the gate side of a FET amplifier being controlled to be on or off by a switch
H03F2200/525
the bias or supply voltage or current of the source side of a FET amplifier being controlled to be on or off by a switch
H03F2200/528
the temperature dependence being controlled by referencing to the band gap
H03F2200/531
the temperature difference between different chips being controlled
H03F2200/534
Transformer coupled at the input of an amplifier
H03F2200/537
A transformer being used as coupling element between two amplifying stages
H03F2200/54
Two or more capacitor coupled amplifier stages in cascade
H03F2200/541
Transformer coupled at the output of an amplifier
H03F2200/543
A transmission line being used as coupling element between two amplifying stages
H03F2200/546
A tunable capacitance being present in an amplifier circuit
H03F2200/549
the amplifier comprising means to emulate the vacuum tube behaviour
H03F2200/552
the amplifier being made for video applications
H03F2200/555
A voltage generating circuit being realised for biasing different circuit elements
H03F2200/57
Separate feedback of real and complex signals being present
H03F2200/61
the cascode amplifier has more than one common gate stage
H03F2200/63
the amplifier being suitable for CATV applications
H03F2200/66
Clipping circuitry being present in an amplifier
H03F2200/69
the amplifier stage being a common drain coupled MOSFET
H03F2200/72
the amplifier stage being a common gate configuration MOSFET
H03F2200/75
the amplifier stage being a common source configuration MOSFET
H03F2200/78
A comparator being used in a controlling circuit of an amplifier
H03F2200/81
Inputs or outputs are crossed during a first switching time, not crossed during a second switching time
H03F2200/84
A cross coupling circuit being realized by current mirrors
H03F2200/87
the cross coupling circuit being realised only by MOSFETs
H03F2200/91
the amplifier has a current mode topology
H03F2200/93
Two or more transistors are coupled in a Darlington composite transistor configuration, all transistors being of the same type
H03F2200/96
Two or more complementary transistors are coupled in a Darlington composite transistor configuration
H03F2200/99
A diode as rectifier being used as a detecting circuit in an amplifying circuit
Industries
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Patent Grant
Digitally assisted radio frequency transmitter
Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
Information
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Patent number
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Issue date
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Technische Universiteit Delft
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H03 - BASIC ELECTRONIC CIRCUITRY
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Apparatus and methods for envelope tracking
Patent number
11,973,468
Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent number
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Issue date
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Issue date
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Patent number
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Issue date
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Patent number
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Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Patent number
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Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Issue date
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Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
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Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
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Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Output-integrated transistor device packages
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Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Wilkinson-type combiner and RF generator
Patent number
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Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Helical antenna
Patent number
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Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Issue date
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Patent number
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Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent number
11,967,773
Issue date
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H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Switch circuit, radio frequency front-end circuit, and communicatio...
Patent number
11,967,977
Issue date
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H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
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Patent number
11,967,935
Issue date
Apr 23, 2024
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H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
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Patent number
11,967,937
Issue date
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Shih Peng Sun
H01 - BASIC ELECTRIC ELEMENTS
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Integrated high voltage capacitor
Patent number
11,967,610
Issue date
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Semtech Corporation
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H01 - BASIC ELECTRIC ELEMENTS
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Amplification systems and methods with distortion reductions
Patent number
11,962,275
Issue date
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On-Bright Electronics (Shanghai) Co., Ltd.
Tingzhi Yuan
H03 - BASIC ELECTRONIC CIRCUITRY
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Input current trim for chopper operational amplifier
Patent number
11,962,276
Issue date
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Texas Instruments Incorporated
Vadim Valerievich Ivanov
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent number
11,963,112
Issue date
Apr 16, 2024
Samsung Electronics Co., Ltd.
Woosik Cho
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Precision high frequency phase adders
Patent number
11,962,273
Issue date
Apr 16, 2024
NEC Advanced Networks, Inc.
Mihai Banu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
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Patent number
11,962,274
Issue date
Apr 16, 2024
Murata Manufacturing Co., Ltd.
Tsutomu Oonaro
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic device and method for wireless communication
Patent number
11,962,341
Issue date
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Samsung Electronics Co., Ltd.
Yousung Lee
H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Application
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Publication number
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Publication date
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H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Application
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Publication date
May 2, 2024
Murata Manufacturing Co., Ltd.
Kenji TAHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER AMPLIFIER CIRCUIT AND POWER AMPLIFICATION METHOD
Publication number
20240146259
Publication date
May 2, 2024
Murata Manufacturing Co., Ltd.
Kenji TAHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
RADIO FREQUENCY FRONT-END MODULE AND CORRESPONDING RADIO FREQUENCY...
Publication number
20240146260
Publication date
May 2, 2024
VANCHIP (TIANJIN) TECHNOLOGY CO., LTD.
Hao LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADIO-FREQUENCY CIRCUIT, RADIO-FREQUENCY MODULE, AND COMMUNICATION...
Publication number
20240146261
Publication date
May 2, 2024
MURATA MANUFACTURING CO., LTD.
Kunitoshi HANAOKA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DUAL DRIVE DOHERTY POWER AMPLIFIER AND SYSTEMS AND METHODS RELATING...
Publication number
20240136980
Publication date
Apr 25, 2024
Falcomm, Inc.
Edgar Garay
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Scalable Periphery Tunable Matching Power Amplifier
Publication number
20240136983
Publication date
Apr 25, 2024
pSemi Corporation
Dan William Nobbe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ELECTRONIC DEVICE INCLUDING COUPLER
Publication number
20240137052
Publication date
Apr 25, 2024
Samsung Electronics Co., Ltd.
John Moon
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Two-Stage LNA with Mutual Coupling
Publication number
20240136984
Publication date
Apr 25, 2024
pSemi Corporation
Rong Jiang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ADAPTIVE TEMPERATURE PEAKING CONTROL FOR WIDEBAND AMPLIFIERS
Publication number
20240136987
Publication date
Apr 25, 2024
MACOM Technology Solutions Holdings, Inc.
Duy P. Nguyen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHYSICAL QUANTITY OUTPUTTING CIRCUIT
Publication number
20240136988
Publication date
Apr 25, 2024
Fuji Electric Co., Ltd.
Kazuhiro MATSUNAMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DISTRIBUTED CIRCUIT AND CONTROL METHOD THEREFOR
Publication number
20240136990
Publication date
Apr 25, 2024
Nippon Telegraph and Telephone Corporation
Teruo Jo
H03 - BASIC ELECTRONIC CIRCUITRY