Mobile HD Voice January 6th , 2010Mahesh Makhijani

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Unprecedented Mobile Voice Quality On Current 3G Networks & Beyond

Leverages technologies commercially available todayNo 4G/LTE Needed

Advanced Noise

Cancellation

Qualcomm’s advanced noise

cancellation technology

Wideband Vocoder

Superior voice quality compared to today’s narrow band vocoders

4GVTM-WB(EVRC-WB)

+ FluenceTM

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4GVTM-WB Offers Higher Quality Voice without Capacity Impact

Capacity

Quality

4GVTM-WB(EVRC-WB)

4GVTM-B(EVRC-B)

Higher Quality at same capacity as

today’s EVRC

Higher voice quality with no impact on capacity Enhances both VoIP and Circuit Switched (CS) voice quality Supported in select Qualcomm MSM chipsets

EVRC

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FluenceTM – Qualcomm’s Advanced Noise Cancelling Technology

Primary Microphone

Secondary Microphone

Speaker

Incremental software only upgrade

Superior noise reduction without impacting speech quality Accurately identifies noise by employing secondary microphone Commercially available in select phones

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HD VoIP is the Natural Choice when Migrating to All-IP

3G Network

WB WB

VoIP

WB – WidebandNB – Narrowband

• IMS for VoIP

PSTN

Fixed Migration to IP

WBVoIP

VoIPTerminal

Fixed Phone

Higher voice quality with no impact on capacity End-to-end VoIP enables HD voice

NB

IP

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HD Voice Demo Configuration At CES-2010

HD VoIP Phone(VoIP+4GVTM-WB+ FluenceTM)

Fixed IP HD VoIP Phone(with WB codec G.722)

QualcommCES Conference Room

CES Booth

OTA Network QRC San Diego

4GVTM-WB <-> G.722Transcoder

EV-DORev. A/B PDSN Internet Asterisk/

MGW

Internet

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Leverages technologies available today- 4GVTM-Wideband vocoder and FluenceTM noise cancellation

HD Voice

Ability to differentiate voice service to high-value customers

Unprecedented mobile voice quality

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Speech Codecs LandscapeFragmented and mostly driven by fixed network service providers

Wireless Wireline

64kbps4kbps 8kbps 16kbps 32kbps

G.711G.726G.728G.729 G.722.1G.729.1

G.728

AMR

HR EFR

AMR-WB

QC8 QC13

EVRCEVRC-BEVRC-WB

BV16 BV32

RT-Audio

SILK

RNA-10

G.723

ITU-T

3GPP

3GPP2

Proprietary ISAC-WBiLBC

G.722

SVOPC

WMA-WB

IP-MRSpeex