Class information for:
Level 1: DIGITAL TO ANALOG CONVERTER DAC//CURRENT STEERING//DIRECT DIGITAL FREQUENCY SYNTHESIZER

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
581 2             ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING//IEEE JOURNAL OF SOLID-STATE CIRCUITS//CURRENT MODE CIRCUITS 14766
17646 1                   DIGITAL TO ANALOG CONVERTER DAC//CURRENT STEERING//DIRECT DIGITAL FREQUENCY SYNTHESIZER 617

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DIGITAL TO ANALOG CONVERTER DAC authKW 1272759 9% 43% 58
2 CURRENT STEERING authKW 918239 6% 45% 40
3 DIRECT DIGITAL FREQUENCY SYNTHESIZER authKW 866379 3% 81% 21
4 DIGITAL TO ANALOG CONVERTER authKW 715442 7% 33% 43
5 DIRECT DIGITAL FREQUENCY SYNTHESIZER DDFS authKW 676048 2% 88% 15
6 DIRECT DIGITAL SYNTHESIZER authKW 533848 3% 58% 18
7 DIRECT DIGITAL SYNTHESIZER DDS authKW 345212 2% 48% 14
8 BINARY WEIGHTED authKW 326905 1% 80% 8
9 DAC authKW 290976 6% 16% 35
10 DDFS authKW 272419 1% 67% 8

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Electrical & Electronic 16169 92% 0% 570
2 Computer Science, Hardware & Architecture 4310 15% 0% 93
3 Telecommunications 553 9% 0% 53
4 Instruments & Instrumentation 292 8% 0% 47
5 Engineering, General 78 3% 0% 20
6 Acoustics 45 2% 0% 12
7 Computer Science, Information Systems 9 2% 0% 10
8 Automation & Control Systems 7 1% 0% 7
9 Film, Radio, Television 5 0% 0% 1
10 Nanoscience & Nanotechnology 1 2% 0% 10

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INKJET COMMERCIAL 114927 0% 75% 3
2 AGE COMMUN INFORMAT ENGN 102159 0% 100% 2
3 ELECT CIRCUIT DESIGN 90845 2% 14% 13
4 ADV SENSOR COMPONENTS BRANCH 51079 0% 100% 1
5 AUDIO CONVERTER EXPERTISE CENTER 51079 0% 100% 1
6 BATTERY MONITORING SOLUT 51079 0% 100% 1
7 BROADBAND SILICON TECHNOL 51079 0% 100% 1
8 COMELEC GET 51079 0% 100% 1
9 CORP FRONTENDS CFE 51079 0% 100% 1
10 DATA TECH 51079 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE JOURNAL OF SOLID-STATE CIRCUITS 127505 24% 2% 145
2 ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING 39109 8% 2% 48
3 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS 29293 8% 1% 49
4 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS 11921 6% 1% 36
5 ELECTRONIC DESIGN 3883 1% 2% 5
6 IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION (VLSI) SYSTEMS 3572 3% 0% 16
7 IEICE TRANSACTIONS ON ELECTRONICS 3014 3% 0% 19
8 JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS 2664 2% 1% 10
9 MICROWAVES & RF 1817 1% 1% 5
10 IEEE TRANSACTIONS ON CONSUMER ELECTRONICS 1756 2% 0% 13

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 DIGITAL TO ANALOG CONVERTER DAC 1272759 9% 43% 58 Search DIGITAL+TO+ANALOG+CONVERTER+DAC Search DIGITAL+TO+ANALOG+CONVERTER+DAC
2 CURRENT STEERING 918239 6% 45% 40 Search CURRENT+STEERING Search CURRENT+STEERING
3 DIRECT DIGITAL FREQUENCY SYNTHESIZER 866379 3% 81% 21 Search DIRECT+DIGITAL+FREQUENCY+SYNTHESIZER Search DIRECT+DIGITAL+FREQUENCY+SYNTHESIZER
4 DIGITAL TO ANALOG CONVERTER 715442 7% 33% 43 Search DIGITAL+TO+ANALOG+CONVERTER Search DIGITAL+TO+ANALOG+CONVERTER
5 DIRECT DIGITAL FREQUENCY SYNTHESIZER DDFS 676048 2% 88% 15 Search DIRECT+DIGITAL+FREQUENCY+SYNTHESIZER+DDFS Search DIRECT+DIGITAL+FREQUENCY+SYNTHESIZER+DDFS
6 DIRECT DIGITAL SYNTHESIZER 533848 3% 58% 18 Search DIRECT+DIGITAL+SYNTHESIZER Search DIRECT+DIGITAL+SYNTHESIZER
7 DIRECT DIGITAL SYNTHESIZER DDS 345212 2% 48% 14 Search DIRECT+DIGITAL+SYNTHESIZER+DDS Search DIRECT+DIGITAL+SYNTHESIZER+DDS
8 BINARY WEIGHTED 326905 1% 80% 8 Search BINARY+WEIGHTED Search BINARY+WEIGHTED
9 DAC 290976 6% 16% 35 Search DAC Search DAC
10 DDFS 272419 1% 67% 8 Search DDFS Search DDFS

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 24737 SWITCHED CURRENT CIRCUITS//SWITCHED CURRENT//SWITCHED CURRENT FILTERS
2 5085 SIGMA DELTA MODULATION//DELTA SIGMA MODULATOR//SIGMA DELTA MODULATOR
3 17837 CORDIC//FAST FOURIER TRANSFORM FFT//CORDIC ALGORITHM
4 4195 ANALOG TO DIGITAL CONVERTER ADC//PIPELINED ADC//SAR ADC
5 37877 ECL EXOR//MULTI STRIP RESONATOR//RADIO COMMUN NETWORKS S RADIO COMMUN SYST
6 4052 FREQUENCY SYNTHESIZER//PHASE LOCKED LOOP PLL//DIGITALLY CONTROLLED OSCILLATOR DCO
7 9775 MIXED SIGNAL TEST//ANALOG TEST//JOURNAL OF ELECTRONIC TESTING-THEORY AND APPLICATIONS
8 13916 VOLTAGE REFERENCE//BANDGAP REFERENCE//BANDGAP VOLTAGE REFERENCE
9 32299 DIGITAL SINUSOIDAL OSCILLATOR//FRACTIONAL ADDRESSING//FREQUENCY DOMAIN SENSORS
10 15295 DECISION CIRCUITS//MODULATOR DRIVER//IEEE JOURNAL OF SOLID-STATE CIRCUITS

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