ClassID:

171831

G01R31/31709 - page 2 - CPC Classification

Classification description:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere; Testing of electronic circuits, e.g. by signal tracer; Testing of digital circuits; Analysis of signal quality Jitter measurements; Jitter generators

Recent Application in this class:
#301
20070136012
2007-06-14

Estimating bit error rate performance of signals

#302
20070126414
2007-06-07

Jitter generation

#303
20070121711
2007-05-31

PLL with programmable jitter for loopback serdes testing and the like

#304
20070118316
2007-05-24

Determining frequency components of jitter

#305
20070118315
2007-05-24

Jitter measurement algorithm using locally in-order strobes

#306
20070118314
2007-05-24

Jitter measuring apparatus, jitter measuring method and test apparatus

#307
20070113119
2007-05-17

High-speed transceiver tester incorporating jitter injection

#308
20070110146
2007-05-17

Jitter spectrum analysis using random sampling (RS)

#309
20070104260
2007-05-10

Jitter measuring apparatus, jitter measuring method and test apparatus

#310
20070098128
2007-05-03

Test apparatus, clock generator and electronic device

#311
20070088998
2007-04-19

Serializer/deserializer circuit for jitter sensitivity characterization

#312
20070080752
2007-04-12

Apparatus for low noise and jitter injection in test applications

#313
20070036256
2007-02-15

Apparatus for and method of measuring clock skew

#314
20070036209
2007-02-15

Jitter producing circuitry and methods

#315
20070032971
2007-02-08

Method and system for determining noise components of an analog-to-digital converter

#316
20070024336
2007-02-01

Jitter producing circuitry and methods

#317
20070019768
2007-01-25

Sampling device and sampling method

#318
20070002994
2007-01-04

Clock jitter estimation apparatus, systems, and methods

#319
20060291548
2006-12-28

Device and method for measuring jitter

#320
20060290373
2006-12-28

Semiconductor integrated circuit apparatus, measurement result management system, and management server

#321
20060285584
2006-12-21

Jitter generator to simulate a closed data eye

#322
20060268970
2006-11-30

Apparatus for measuring jitter and method of measuring jitter

#323
20060267650
2006-11-30

Edge controlled fast data pattern generator

#324
20060267638
2006-11-30

Switched length matched transmission path instrument

#325
20060255848
2006-11-16

Jitter producing circuitry and methods

#326
20060253812
2006-11-09

Source synchronous timing extraction, cyclization and sampling

#327
20060251200
2006-11-09

Measuring components of jitter

#328
20060251162
2006-11-09

Apparatus for measuring jitter and method of measuring jitter

#329
20060234637
2006-10-19

Method and apparatus for measuring highly reflective channel performance

#330
20060227912
2006-10-12

DFE margin test methods and circuits that decouple sample and feedback timing

#331
20060220751
2006-10-05

Clock jitter calculation device, clock jitter calculation method, and clock jitter calculation program

#332
20060220664
2006-10-05

Optical trigger for PICA technique

#333
20060202733
2006-09-14

High performance signal generation

#334
20060184332
2006-08-17

Test apparatus and test method for testing a device under test

#335
20060161361
2006-07-20

Periodic jitter (PJ) measurement methodology

#336
20060132116
2006-06-22

Waveform analyzer

#337
20060123303
2006-06-08

Integrating time measurement circuit for a channel of a test card

#338
20060109896
2006-05-25

Characterizing eye diagrams

#339
20060100801
2006-05-11

System and method of generating test signals with injected data-dependent jitter (DDJ)

#340
20060093127
2006-05-04

Modular numerical control having low-jitter synchronization

#341
20060067390
2006-03-30

Method and apparatus for measuring jitter

#342
20060066371
2006-03-30

Widening jitter margin for faster input pulse

#343
20060059392
2006-03-16

Method and apparatus for estimating random jitter (RJ) and deterministic jitter (DJ) from bit error rate (BER)

#344
20060047450
2006-03-02

System and method of obtaining data-dependent jitter (DDJ) estimates from measured signal data

#345
20060045226
2006-03-02

System and method for analyzing jitter of signals

#346
20060034339
2006-02-16

Method and system to measure data packet jitter

#347
20060018418
2006-01-26

Jitter measuring apparatus, jitter measuring method and PLL circuit

#348
20060009938
2006-01-12

Digital jitter synthesizer

#349
20060007828
2006-01-12

Optical information device, optical storage medium, optical storage medium inspection device, and optical storage inspection method

#350
20050289427
2005-12-29

Method and system for per-pin clock synthesis of an electronic device under test

#351
20050286670
2005-12-29

Method of measuring jitter frequency response

#352
20050286627
2005-12-29

System and method of obtaining random jitter estimates from measured signal data

#353
20050285640
2005-12-29

Synchronization between low frequency and high frequency digital signals

#354
20050273684
2005-12-08

Timing generator and semiconductor testing device

#355
20050273320
2005-12-08

Wideband signal analyzing apparatus, wideband period jitter analyzing apparatus, and wideband skew analyzing apparatus

#356
20050271131
2005-12-08

System and method for generating a jittered test signal

#357
20050267696
2005-12-01

Measurement instrument and measurement method

#358
20050251710
2005-11-10

Testing of integrated circuit receivers

#359
20050222798
2005-10-06

Method and apparatus for creating performance limits from parametric measurements

#360
20050218997
2005-10-06

Digital phase detector

#361
20050218881
2005-10-06

Jitter measuring apparatus and a testing apparatus

#362
20050193355
2005-09-01

Source synchronous timing extraction, cyclization and sampling

#363
20050193290
2005-09-01

Built-in self test method and apparatus for jitter transfer, jitter tolerance, and FIFO data buffer

#364
20050185708
2005-08-25

Apparatus for measuring jitter, method of measuring jitter and computer-readable medium storing a program thereof

#365
20050165573
2005-07-28

Semiconductor integrated circuit apparatus, measurement result management system, and management server

#366
20050156586
2005-07-21

Combination test method and test device

#367
20050149784
2005-07-07

Testing apparatus and testing method

#368
20050149779
2005-07-07

Circuit for producing a variable frequency clock signal having a high frequency low jitter pulse component

#369
20050129104
2005-06-16

Testing device for testing electronic device and testing method thereof

#370
20050127894
2005-06-16

Method and apparatus for measuring jitter

#371
20050125175
2005-06-09

Method, system and apparatus for quantifying the contribution of inter-symbol interference jitter on timing skew budget

#372
20050116759
2005-06-02

Programmable jitter signal generator

#373
20050111537
2005-05-26

Circuit and method for measuring delay of high speed signals

#374
20050097420
2005-05-05

Apparatus for jitter testing an IC

#375
20050080580
2005-04-14

Device for testing LSI to be measured, jitter analyzer, and phase difference detector

#376
20050079822
2005-04-14

Automated test of receiver sensitivity and receiver jitter tolerance of an integrated circuit

#377
20050075810
2005-04-07

Spectral jitter analysis allowing jitter modulation waveform analysis

#378
20050058077
2005-03-17

Fast-path implementation for an uplink double tagging engine

#379
20050044463
2005-02-24

Programmable jitter generator

#380
20050038616
2005-02-17

Method and apparatus for diagnosing jitter tolerance

#381
20050036578
2005-02-17

On-chip jitter measurement circuit

#382
20050031029
2005-02-10

Measuring apparatus and measuring method

#383
20050030074
2005-02-10

Semiconductor device having PLL-circuit

#384
20050024037
2005-02-03

Method and circuit for measuring on-chip, cycle-to-cycle clock jitter

#385
20050007266
2005-01-13

Sigma-delta modulator with PWM output

#386
18910505
2026-04-07

Jitter injection generator for measuring phase noise and jitter transfer function

#387
18057859
2024-01-16

Phase noise measurement method and measurement system

#388
16593473
2020-10-27

Spur cancellation in a PLL system with an automatically updated target spur frequency

#389
16219441
2019-11-05

Clock recovery circuit and method of operating same

#390
15925787
2019-03-05

Measurement system and data transmission interface

#391
15345119
2018-03-27

System and method for jitter negation in a high speed serial interface

#392
13974782
2015-10-27

Method for asynchronous impulse response measurement between separately clocked systems

#393
13555339
2014-11-25

Using forward error correction coding to diagnose communication links

#394
12884747
2015-12-29

On-die jitter generator