Class information for:
Level 1: POWER AMPLIFIER PA//POWER AMPLIFIER//CLASS E

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
26 4 ENGINEERING, ELECTRICAL & ELECTRONIC//ELECT ENGN//IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION 322555
291 3       IEEE JOURNAL OF SOLID-STATE CIRCUITS//ENGINEERING, ELECTRICAL & ELECTRONIC//ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING 42551
184 2             IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES//POWER AMPLIFIER//IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS 21143
2498 1                   POWER AMPLIFIER PA//POWER AMPLIFIER//CLASS E 2257

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 POWER AMPLIFIER PA authKW 2356807 13% 57% 296
2 POWER AMPLIFIER authKW 2125628 19% 36% 423
3 CLASS E authKW 1300150 5% 80% 117
4 DOHERTY AMPLIFIER authKW 924519 3% 95% 70
5 ENVELOPE TRACKING ET authKW 844704 3% 92% 66
6 POLAR TRANSMITTER authKW 688527 3% 82% 60
7 OUTPHASING authKW 643376 2% 96% 48
8 DOHERTY authKW 521560 2% 91% 41
9 ENVELOPE TRACKING authKW 500727 2% 78% 46
10 CLASS F authKW 487454 2% 78% 45

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Electrical & Electronic 66141 98% 0% 2201
2 Telecommunications 6993 15% 0% 347
3 Optics 648 8% 0% 190
4 Computer Science, Hardware & Architecture 563 3% 0% 70
5 Automation & Control Systems 28 1% 0% 26
6 Computer Science, Interdisciplinary Applications 16 1% 0% 32
7 Instruments & Instrumentation 12 2% 0% 37
8 Transportation Science & Technology 5 0% 0% 8
9 Computer Science, Information Systems 1 1% 0% 19
10 Engineering, Aerospace 1 0% 0% 7

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INTELLIGENT RF RADIO IRADIO 94372 1% 52% 13
2 IRADIO 87528 1% 22% 28
3 MICROELECT SENSORS MICAS 69801 0% 50% 10
4 MIXED SIGNAL CMOS CIRCUITS 62827 0% 75% 6
5 INFORMAT TECHNOL CONVERGENCE ENGN 59472 1% 30% 14
6 LEIBNIZ HOECHSTFREQUENZTECH 58174 0% 83% 5
7 BIRCK NANO TECHNOL 55845 0% 67% 6
8 INTELLIGENT RF RADIO 52780 0% 34% 11
9 MOBILE RF TEAM 45602 0% 47% 7
10 QCT RFIC DESIGN 41887 0% 100% 3

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES 205275 19% 3% 436
2 IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS 187392 10% 6% 232
3 IEEE MICROWAVE MAGAZINE 62634 2% 8% 54
4 IEEE JOURNAL OF SOLID-STATE CIRCUITS 58977 8% 2% 189
5 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS 43815 6% 2% 132
6 INTERNATIONAL JOURNAL OF MICROWAVE AND WIRELESS TECHNOLOGIES 38382 2% 6% 46
7 MICROWAVE AND OPTICAL TECHNOLOGY LETTERS 31644 8% 1% 186
8 MICROWAVE JOURNAL 17949 2% 3% 48
9 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS 17204 3% 2% 72
10 IEEE TRANSACTIONS ON POWER ELECTRONICS 15431 4% 1% 90

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POWER AMPLIFIER PA 2356807 13% 57% 296 Search POWER+AMPLIFIER+PA Search POWER+AMPLIFIER+PA
2 POWER AMPLIFIER 2125628 19% 36% 423 Search POWER+AMPLIFIER Search POWER+AMPLIFIER
3 CLASS E 1300150 5% 80% 117 Search CLASS+E Search CLASS+E
4 DOHERTY AMPLIFIER 924519 3% 95% 70 Search DOHERTY+AMPLIFIER Search DOHERTY+AMPLIFIER
5 ENVELOPE TRACKING ET 844704 3% 92% 66 Search ENVELOPE+TRACKING+ET Search ENVELOPE+TRACKING+ET
6 POLAR TRANSMITTER 688527 3% 82% 60 Search POLAR+TRANSMITTER Search POLAR+TRANSMITTER
7 OUTPHASING 643376 2% 96% 48 Search OUTPHASING Search OUTPHASING
8 DOHERTY 521560 2% 91% 41 Search DOHERTY Search DOHERTY
9 ENVELOPE TRACKING 500727 2% 78% 46 Search ENVELOPE+TRACKING Search ENVELOPE+TRACKING
10 CLASS F 487454 2% 78% 45 Search CLASS+F Search CLASS+F

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1


rank cluster_id2 link
1 7975 DIGITAL PREDISTORTION DPD//PREDISTORTION//DIGITAL PREDISTORTION
2 18408 DISTRIBUTED AMPLIFIERS//EXTENDED RESONANCE//DUAL FED DISTRIBUTED AMPLIFIER
3 5173 LARGE SIGNAL MODEL//IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES//NONLINEAR MEASUREMENTS
4 25480 GRP RADIO//PARAMETRIC CIRCUITS//LINEAR TWO PORTS
5 20555 CLASS D AMPLIFIER//AUDIO AMPLIFIER//SWITCHING AMPLIFIERS
6 26709 REAL FREQUENCY TECHNIQUE//BROADBAND MATCHING//LOSSLESS NETWORKS
7 1428 LOW NOISE AMPLIFIER LNA//LOW NOISE AMPLIFIER//MIXER
8 9996 PHASE SHIFTER//T R SWITCH//PHASED ARRAYS
9 9831 SPIRAL INDUCTOR//INDUCTORS//INDUCTOR MODEL
10 17646 DIGITAL TO ANALOG CONVERTER DAC//CURRENT STEERING//DIRECT DIGITAL FREQUENCY SYNTHESIZER

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