Class information for:
Level 1: TIME TO DIGITAL CONVERTER TDC//DIGITALLY CONTROLLED OSCILLATOR DCO//ALL DIGITAL PHASE LOCKED LOOP ADPLL

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
3888 1815 14.1 54%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1951 5180 IEEE JOURNAL OF SOLID-STATE CIRCUITS//CLOCK AND DATA RECOVERY CDR//PHASE LOCKED LOOP PLL

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 TIME TO DIGITAL CONVERTER TDC Author keyword 93 61% 5% 98
2 DIGITALLY CONTROLLED OSCILLATOR DCO Author keyword 81 75% 3% 58
3 ALL DIGITAL PHASE LOCKED LOOP ADPLL Author keyword 65 75% 3% 46
4 FREQUENCY SYNTHESIZER Author keyword 59 33% 8% 150
5 PHASE LOCKED LOOP PLL Author keyword 55 28% 9% 168
6 DELAY LOCKED LOOP DLL Author keyword 49 54% 4% 64
7 FRACTIONAL N Author keyword 45 58% 3% 52
8 TIME TO DIGITAL CONVERTER Author keyword 30 40% 3% 59
9 FLYING ADDER Author keyword 29 88% 1% 14
10 DUTY CYCLE CORRECTOR DCC Author keyword 27 92% 1% 11

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 TIME TO DIGITAL CONVERTER TDC 93 61% 5% 98 Search TIME+TO+DIGITAL+CONVERTER+TDC Search TIME+TO+DIGITAL+CONVERTER+TDC
2 DIGITALLY CONTROLLED OSCILLATOR DCO 81 75% 3% 58 Search DIGITALLY+CONTROLLED+OSCILLATOR+DCO Search DIGITALLY+CONTROLLED+OSCILLATOR+DCO
3 ALL DIGITAL PHASE LOCKED LOOP ADPLL 65 75% 3% 46 Search ALL+DIGITAL+PHASE+LOCKED+LOOP+ADPLL Search ALL+DIGITAL+PHASE+LOCKED+LOOP+ADPLL
4 FREQUENCY SYNTHESIZER 59 33% 8% 150 Search FREQUENCY+SYNTHESIZER Search FREQUENCY+SYNTHESIZER
5 PHASE LOCKED LOOP PLL 55 28% 9% 168 Search PHASE+LOCKED+LOOP+PLL Search PHASE+LOCKED+LOOP+PLL
6 DELAY LOCKED LOOP DLL 49 54% 4% 64 Search DELAY+LOCKED+LOOP+DLL Search DELAY+LOCKED+LOOP+DLL
7 FRACTIONAL N 45 58% 3% 52 Search FRACTIONAL+N Search FRACTIONAL+N
8 TIME TO DIGITAL CONVERTER 30 40% 3% 59 Search TIME+TO+DIGITAL+CONVERTER Search TIME+TO+DIGITAL+CONVERTER
9 FLYING ADDER 29 88% 1% 14 Search FLYING+ADDER Search FLYING+ADDER
10 DUTY CYCLE CORRECTOR DCC 27 92% 1% 11 Search DUTY+CYCLE+CORRECTOR+DCC Search DUTY+CYCLE+CORRECTOR+DCC

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 PLL 80 35% 10% 185
2 FREQUENCY SYNTHESIZER 62 45% 6% 103
3 DLL 61 57% 4% 73
4 TDC 42 72% 2% 33
5 FRACTIONAL N PLL 32 88% 1% 15
6 DELAY LOCKED LOOP 30 47% 3% 47
7 CMOS PLL 23 76% 1% 16
8 CLOCK GENERATOR 18 56% 1% 22
9 SOC APPLICATIONS 18 83% 1% 10
10 PS RESOLUTION 17 79% 1% 11

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Review of methods for time interval measurements with picosecond resolution 2004 115 36 83%
REVIEW OF SINGLE-STAGE TIME-INTERVAL MEASUREMENT MODULES IMPLEMENTED IN FPGA DEVICES 2009 3 5 100%
A REVIEW OF CMOS TIME-TO-DIGITAL CONVERTER 2014 0 24 96%
A Review of LC-Based Digitally Controlled Oscillator with High Frequency Resolution 2015 0 25 64%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 WIRELESS ANALOG TECHNOL 10 63% 0.6% 10
2 MICROELECT DIMES 3 100% 0.2% 3
3 SEMICOND CAD 3 60% 0.2% 3
4 INTEGRATED CIRCUITS SYST 3 12% 1.1% 20
5 MSIC 2 44% 0.2% 4
6 HINET GRP 2 67% 0.1% 2
7 MICROELECT CIRCUITS IRELAND 2 67% 0.1% 2
8 SEMICOND SYST LSI BUSINESS 2 67% 0.1% 2
9 STRATEG SEMICOND DEV 2 50% 0.2% 3
10 ASIC SYST ENGN 2 10% 0.9% 17

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000222125 CLOCK AND DATA RECOVERY CDR//CLOCK AND DATA RECOVERY//JITTER TOLERANCE
2 0.0000206328 VOLTAGE CONTROLLED OSCILLATOR VCO//PHASE NOISE//LOCKING RANGE
3 0.0000130009 DIRECT DIGITAL FREQUENCY SYNTHESIZER//DIRECT DIGITAL FREQUENCY SYNTHESIZER DDFS//DIRECT DIGITAL SYNTHESIZER DDS
4 0.0000084278 SYNCHRONOUS STATE//DOUBLE FREQUENCY JITTER//WAITING TIME JITTER
5 0.0000069582 COUPLED METHOD CM//MICROPARTICLE MANIPULATION//LEVELIZED
6 0.0000068733 SUPERREGENERATIVE RECEIVER//PULSE GENERATOR//SUPER REGENERATIVE RECEIVER
7 0.0000068117 SUBSTRATE NOISE//SUBSTRATE COUPLING//POWER SUPPLY NOISE
8 0.0000065986 CLOCK TREE//CLOCK SKEW//CLOCK DISTRIBUTION
9 0.0000062492 LEVEL CROSSING SAMPLING//CHANNEL IDENTIFICATION MACHINES//TIME ENCODING MACHINES
10 0.0000055629 SIGMA DELTA MODULATION//DELTA SIGMA MODULATOR//DELTA SIGMA MODULATION