Enabling 60GHz MMIC Design

8/8/2019 Enabling 60GHz MMIC Design

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Taiyo Yu den MMI C Tai yo Yu den MMI C

Tr an sm i t t er / Recei ver Design Tr ansm i t t er / Recei ver Design

Rev iew an d Measu r em en t Rev iew an d Measu r em en t Resu l ts Resu l ts

Authors: Authors: T.Ogino T.Ogino , A. Kanai, K. Nakajima, K. Ohta , A. Kanai, K. Nakajima, K. Ohta : Taiyo Yuden: Taiyo Yuden

Aki Nakatani Aki Nakatani : Ansoft: Ansoft

Alain Alain

Michael: Michael:

AnsoftAnsoft

FranceFrance

Moriaki Ueno Moriaki Ueno : Ansoft Japan: Ansoft Japan

Presenter: Philip Smith: Ansoft Presenter: Philip Smith: Ansoft



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Contents Contents

1.1. MillimeterMillimeter--WaveWave MMICsMMICs•• Design EnvironmentDesign Environment

•• Measurement/Evaluation TechnologiesMeasurement/Evaluation Technologies

2.2. Design and EvaluationDesign and Evaluation•• MillimeterMillimeter--WaveWave MMICsMMICs

3.3. SummarySummary



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Design EnvironmentDesign Environment

MillimeterMillimeter--WaveWave MMICsMMICs

Measurement/EvaluationMeasurement/Evaluation

TechnologiesTechnologies


http://slidepdf.com/reader/full/enabling-60ghz-mmic-design 4/41Page-4

Millimeter Wave applications Millimeter Wave applications

60GHz • Video Transmission Systems• Wireless link for BS/CS satellite broadcasts• Communication among Buildings

• 7GHz band available without license.

• Japan: 59-66GHz USA: 57-64GHz• Less interference with other wireless systems

• 7GHz band available without license.

• Japan: 59-66GHz USA: 57-64GHz• Less interference with other wireless systems

77GHz Automotive Radar

94GHz Image Sensor, High Resolution Radar



Characteristics of Millimeter Characteristics of Millimeter - - Wave Wave

Circuits Circuits

Frequency > 30GHzShort Wavelength

Paras i t i c Com pon ent s On the order of pH/ fF

Cannot be ignored

Accuracy of Elements/ Circuits/ Connections

Process/Mounting/Measurement…

SuperiorSuperior Measurement/EvaluationMeasurement/Evaluation ttechnologechnologiesies

areare necessary necessary atat MillimeterMillimeter--WaveWave frequenciesfrequencies..



Design Features of Design Features of

Millimeter Millimeter - - Wave Wave MMICs MMICs

Characterization of all MMIC

circuit blocks is critical.Systems, Tr characteristics, VCO, Mixer, LNA, PA, Filters, Antennas…

Development; Cost; Fastertime to market…

Millimeter-Wave circuit design requiresrobust development environment



Design DevelopmentDesign Development

Environments forEnvironments forMillimeterMillimeter--WaveWave MMICsMMICs



Establishment of Millimeter-Wave MMIC Design

Environments

Establishment of Establishment of

Millimeter Millimeter - - Wave MMIC Design Wave MMIC Design

Environments Environments

UMS PH15 design kitAnsoft Designer / Nexxim ver.3

UMS UMS

Information Supplement

TAI YO YUDEN TAI YO YUDEN

Requests, Proposals

Anso f t Anso f t

Development of DK for AD





UMS PH15 DK f AD/N i 3UMS PH15 DK f AD/N i 3



UMS PH15 DK for AD/Nexxim ver. 3 UMS PH15 DK for AD/Nexxim ver. 3 Passive Element Example

Unit: 1um

FixR=yesW/L changed to meet resistance valueFixR=noResistance value changed to meet size

ph15res_T is changedR is changed according to temperature.

Min Size of W/L: 10um

These changes are reflected to the

Layout in real time.

GaAs Resistance: Part name=PH15RESGaAs Resistance: Part name=PH15RES



UMS PH15 DK for AD/Nexxim ver.3 UMS PH15 DK for AD/Nexxim ver.3 NonlinearNonlinear ElemenElementt ExampleExample

Schematic&

Layout

PH15 HOTFET: Part name=PH15HFETPH15 HOTFET: Part name=PH15HFET



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UMS PH15 DK for AD/Nexxim ver.3 UMS PH15 DK for AD/Nexxim ver.3 MicrostripMicrostrip ElementsElements



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Millimeter-Wave Band

Measurement/ EvaluationTechnologies

MillimeterMillimeter-Wave BandWave Band



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Millimeter Millimeter - - Wave Band Wave Band

Measurement/Evaluation Technology Measurement/Evaluation Technology

Technology for High Resolution Measurement

Electrical Length 1 degree = 5um @ 60GHz

(Thickness of GaAs Substrate 100um)

CalibrationSOLT

Short Through

LoadOpen

Contact position must be accurately controlled

Measurement/Evaluation Technology ofMeasurement/Evaluation Technology of



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DUT

ReferencePlaneReferencePlane

Measurement Data

DUT

Measurement/Evaluation Technology of Measurement/Evaluation Technology of

Millimeter Millimeter - - Wave Band Wave Band

Technology for Accurate Compensation

Pad Data DUT Data

M h dM th d



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Compensation Compensation Method Method

ImpedanceMismatch

Electrical Length

Electrical Lengthand Magnitude

De-embedding

Phase Loss

Equivalent Circuit for Pad DeDe--embeddingembedding



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Extraction of pad data Extraction of pad data

Open ShortThru

ExcessInductance

Pad

Easier? Easier?

more accurate?

De-embedding

more accurate? Equivalent circuit

Pr ob lem Def in i t i on



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Pr ob lem Def in i t i on

2tanh

λγ

C Z

λγ cosech2 C Z

2tanh

λγ

C Z

λγ cosech2 C Z

1u Z

2u Z

3u Z 3u Z

2u Z

1u Z

Unknown Circuit

Symmetric Plane

Transmission Line: Characteristic Impedance and Transmission coefficients are known

Measurement References

EasyEasy--toto--use approachuse approach



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Easy Easy - - to to - - use approach use approach

using Ansoft using Ansoft Designer Designer

Length1 Length2

KnownTransmission Lines

Uses twodifferent lengthlines with pads

Uses twodifferent lengthlines with pads

de-embeddingS-parameter

Pad

P i i l f h i h dP i i l f h i h d



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Pr inci p le o f t h i s m et hod Pr i nci p le o f t h i s m et hod

Virtual Open and Short Conditions

EasyEasy--toto--use approachuse approach



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Easy Easy - to to - use approach use approach

using Ansoft using Ansoft Designer Designer

from HFSS

100um 150um

Measured Data (two different length lines with pads)

Ideal Data (two different length lines)

Case B 300um

Case A 200um

Algorithm integration in AD project

VVeriiffyi th C t E t ti ithing the Connector Extraction with



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Ver Ver i i f f y y ing the Connector Extraction with ing the Connector Extraction with

Measured Results Measured Results

Reference Line



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Design and Evaluation of Design and Evaluation of

MillimeterMillimeter--WaveWave MMICsMMICs

CapacitorsCapacitors



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Capacitors Capacitors

Port1 Port2

PHCAPN

C=0.198pFW=24umL=25um

Port1 Port2

PHCAPN


1 2

ref

12

ref

Port1 Port21 2

ref

12

ref

CapacitorPad EquivalentCircuit

Measurement

CapacitorsCapacitors



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Capacitors Capacitors

S11

Simulation

Measurement

Port1 Port2

Port3 Port4Port1 Port21 2

ref

12

ref

PHCAPN


de-embedding Pad Data

Measurement Data

Capacitor Photograph

S21Measurement

Simulation

Measurement andSimulation agree well.

FETFET



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FET FET

0 0

00 00

Port1

Port2

Port3 Port4

1 0 0 n H

L 2 3

1 0 0 n H

L 2 4

100pF

100pF

Vd

S

PH15HFETN=6Wu=40um

1 2

ref

Vg

1 2

ref

12

ref

A

Measurement Data

FET Photograph

de-embedding Pad Data

FETFET



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FET

S11 S12

Measurement

Simulation

Measurement

Simulation

Measurement

Simulation

S22S21

Measurement

Simulation

Open StubOpen Stub



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Open Stub Open Stub

Port1 Port2

EM model

Open Stub Photograph

Layout

Measurement

Simulation

Measurement corresponds with Simulation.

E l t i fEv a lua t ion o f



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Ev a lu a t ion o f Ev a lua t ion o f

MMI C co m p o n en t s MMI C co m p o n en t s

・Filter・LNA

・PA

・MixerTx Rx

Mixer PAAMP

～

～～

BPF RFIF

Lo

MixerRF

～

～

～

LNABPF IF

Lo

FilterFilter～



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Filter Filter

Simulation : -2.7dB@60GHz

Measurement : -2.0dB@60GHz

MixerRF

～

～～

LNABPF IF

Lo

Measurement

Simulation Measurement

Simulation

LNALNARx



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LNALNAMixerRF

～

～

～

LNABPF IF

Lo Four Stage LNA

Size 2.2mm×2.8mm

Id = 130mAVd = 2.5V

LNA Photograph

LNALNARx



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LNALNAMixerRF

～

～

～

LNABPF IF

Lo

0

5

10

15

20

25

30

55 57 59 61 63 65

Frequency [G H z]

Gai B] oie iur B]

Measurement : 22.1dB@60GHzSimulation : 21.8dB@60GHz

Measurement : 3.9dB@60GHzSimulation : 3.2dB@60GHz

Gain

NF

Measurement comparatively corresponds with Simulation.

～

PAPA



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Mixer PAAMP

～～

BPF

PAPA

Size 2.2mm×

2.8mm

PA Photograph

Vd = 2.5V Id = 85mA

RFIF

Lo

Three Stage PA

Port1

Port2

UMS Ph15V20

1 23

123

S

1 23

12

34

S

1 23

123

123

S

1 23

123

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

P a d 1

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

31

2

3

PAPA～～



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PAPAMixer PAAMP

～

BPF RFIF

Lo

Measurement

Simulation

Simulation : 15.5dB@60GHz

Measurement : 15.0dB@60GHz

Measurement

Simulation

Measurement comparatively corresponds with Simulation.

PAPA～～



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PAPAMixer

PAAMP

～～

BPF RFIF

Lo

Gain

Pout

Simulation

Simulation

Simulation P1dB 16.3dBm @Pin=1dBm

Mixer Mixer

～～



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Size 2.2mm×2.8mm

RF:60GHzLo:29.5GHz

IF:1.0GHz

Mixer PAAMP

～

BPF RFIF

Lo

Mixer Photograph

Measurement

Simulation

Measurement

Simulation

Measurement

Simulation

Measurement corresponds relatively well with Simulation.

Circuit Design of Circuit Design of



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gg

Transmitter and Receiver Transmitter and Receiver

High speed calculation is necessary toanalyze large scale integrated circuits!

RF

IF

Lo

AA

V

A

Pad

V

A

VV

A

A

A

A

Tx PhotographTransmitter

Simulated Transmitter ResultsSimulated Transmitter Results



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Simulated Transmitter Results

Conditions:

RF Frequency : 60GHzLo Frequency : 29.5GHz

IF Frequency : 1GHzPower Sweep : -20dBm~0dBmHarmonics : 5

Nexxim is able to analyze large scale integrated circuits.

S u m m a r yS u m m a r y



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Taiyo Yuden

• Material/Lamination Technologies• Various products using these technologies

Taiyo Yuden provides

• High Frequency Products, Technology and Services

Millimeter-Wave MMIC

• UMS PH15 Design kit• Ansoft Designer / Nexxim ver.3

• measurement corresponds well with simulation

S u m m a r y S u m m a r y

Contact UsContact Us



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Contact Us Contact Us

About This Presentation and Taiyo Yuden Products:

Taiyo Yuden Web Site:

– http://www.yuden.co.jp/products/index.html

About Ansoft Products and Technologies:

– Contact: Mark Viglione Ansoft Austin, Texas

– [email protected]

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Enabling 60GHz MMIC Design