kmw in band combiner solutiontelysad.es/wp-content/multimedia/inbandcombinador.pdf · q factor 20%...

KMWKMWKMWKMWInIn‐‐band Combiner Solutionband Combiner Solution

Aug. 2011Confidential

Market Trend Market Trend –– Spectrum Refarming & InSpectrum Refarming & In‐‐band Combiningband Combining

Urban Suburban RuralX X

800MHZ

900MHZ

LTE

GSM

Urban Suburban Rural X X

900MHZ

1800MHZGSM / HSPA

HSPA

GSM / LTE

RF In-band

• Re‐farming use of 900MHz for UMTS and 1800 for LTE

2100MHZ

2600MHZ LTE

HSPA

UMTS (LTE)

Combiner

GSM• No significant interference in co‐existence with GSM/UMTS 900MHz or GSM/LTE 1800MHz• Need of antenna line re‐use & co‐siting for CAPEX & OPEX Saving • The desire of flexible & maximum utilization for re‐farming spectrum• The need of Fast & Easy site acquisition & roll‐out by re‐using existing sites and antenna line without change of BTS architecture

(LTE)

Strong Need for High Performance RF InStrong Need for High Performance RF In--band Combiner band Combiner

KMW Confidential Aug. 2011 │ KMW Inc. │ 2

CoCo‐‐siting by RF Insiting by RF In‐‐band Combining band Combining ‐‐ Technical IssuesTechnical Issues

Coverage

X X X

• Half Coverage‐ 3dB Loss

Size & Weight

C ti l

• Large Size• Heavy Weight

UMTS

4.2MHz 2.8MHz

Conventional Combiner

Large GB

• Large amount of Spectrum LossGSM

UMTS(LTE)

UMTS GB GSM

3MHz

g p‐ Guard Band of Min. 3MHz


KMW InKMW In‐‐band Combiner band Combiner –– Innovative SolutionInnovative Solution

Guard Band• Full Spectrum Utilization• Minimizing Guard Bandvsvs

KMW CombinerKMW Combiner Conventional CombinerConventional Combiner

Guard Band • Minimizing Guard Band• < 1 MHz Guard Band

vsvs

Efficiency • Flexible re‐farming by narrow GBvsvsUMTS GSM UMTS GSM

Coverage• No Coverage impact by Co‐siting

(< 1dB Loss )vsvs

• Size reduction over 50%• Light WeightSize

& Weight

vsvs


Key Technology Key Technology –– Triple Mode FilterTriple Mode Filter

Single resonance mode in a single pocket

Single Mode Filter

[ 1 resonance occur in 1 resonator ]

Generates one notch in three resonators

1 resonance occur in 1 resonator

Triple Mode Filter

Generates three distinctive resonances using the TE01δ mode as single mode filter.

Enables two additional TE01δ mode allowing the single cavity to function as three cavities

Triple Mode Filter

[ 3 orthogonal axes generating 3 equal resonance ]

Improve the performance (more than triple Q‐value) and small size

3 orthogonal axes generates 3 equal resonance

Usable Frequency

Frequency AvailabilityFrequency

[ Recapture guard band and turn to usable frequency ]

[ Conventional Filter ] [ Black Hole Filter ]

KMW Confidential

[ Recapture guard band and turn to usable frequency ]

Aug. 2011 │ KMW Inc. │ 5

Key Technology Key Technology –– Benefit of Triple Mode FilterBenefit of Triple Mode Filter

Reduced Size & Weight Significantly

Q Factor 20% Increased

Size WeightSingle Mode

‐ 4 resonators ‐Triple Mode ‐ 1 resonator ‐

Performance60%

Reduction

KMW InKMW In‐‐band Combiner using Triple Mode Technologyband Combiner using Triple Mode Technology

Insertion Loss : Typical < 0.5 dBLow Loss

Sharp

Reduced Size & Weight 60%; Increased Q‐Value up to 20%

Attenuation

Smaller & Lighter

Narrow

30dB Isolation between ports

Guardband < 1MHz

Fast site Acquisition

Single‐Mode Filter needs 8 resonators

But, Triple Mode Filter needs only 2Passive Product & Simple/Easy Installation


KMW InKMW In‐‐band Combiner band Combiner –– Key ApplicationsKey Applications

Combine GSM Band + UMTS Band (or LTE)Ed All ti G d B d M 1MH

Combine New GSM Band & GSM Capacity ReallocationEd All i G d B d M 1MH

Application #1 – GSM/UMTS (or GSM/LTE) Application #2 – GSM/GSM

‐ Edge Allocation : Guard Band Max. 1MHz‐ Sandwich Allocation : Guard Band Min. 0.5MHz at Left & Right

‐ Edge Allocation : Guard Band Max. 1MHz‐ Sandwich Allocation : Guard Band Min. 0.5MHz at Left & Right

UMTS 900 (or LTE 1800)

GSM 900(or GSM 1800)



New GSM Channels(GSM 900 or GSM 1800)

Existing GSM 900(or GSM 1800)

Existing GSM 900(or GSM 1800)

GSM Capacity Reallocation(GSM 900 or GSM 1800)

Guard Band(Max.1MHz)

Guard Band(Max

Guard Band(Max.1MHz)

Guard Band(Max(or GSM 1800) (or LTE 1800)

Edge Allocation

(or GSM 1800) (GSM 900 or GSM 1800)

Edge Allocation

(Max.1MHz)

(Max.1MHz)




New GSM Channels

(GSM 900 or 1800)



Guard Band(Min.

0.5MHz)

Guard Band(Min.

0.5MHz)

Guard Band(Min.

0.5MHz)

Guard Band(Min.

0.5MHz)

Sandwich Allocation Sandwich Allocation


KMW InKMW In‐‐Band Combiner Band Combiner –– Product SummaryProduct Summary

[ KMW In[ KMW In‐‐Band Combiner ]Band Combiner ]

• < 1 MHz Guard Band in TotalX X• < 1dB Loss (No Coverage Impact)

• Passive Only (No LNA for loss compensation)• Ultra Light & Compact Design by Innovative Filter Technology• Future Proof 2T2R MIMO Application• Selectable Manual DC & AISG By‐pass

X X

Selectable Manual DC & AISG By pass• Any re‐farming spectrum available (900MHz, 1800MHz)

Single Unit Block Diagram ANT (Tx0/Tx1/Rx0/Rx1)

KMW KMW

3dB Hybrid 3dB Hybrid

Selectable DC / AISGbypassSwitch

KMW Combiner

KMW Combiner

T 1/R 1 Tx2/Rx2 T 3/R 3 Tx4/Rx4

Port 1 Tx/Rx (GSM)

yCoupler

yCoupler (option)

Port 0 Tx/Rx (UMTS or LTE)

DC/AISG Selectable Switch

Band Pass FilterUMTS

(LTE)GSM

Tx1/Rx1 Tx2/Rx2 Tx3/Rx3 Tx4/Rx4

( )

• 2T2R MIMO configuration for GSM‐UMTS (or LTE) & GSM‐GSM application (Two Single Units for X Pol Antennas)• Selectable Manual DC & AISG path (Optional per customer request)‐ Default : Port 0 – ANT (Can be switched to Port 1 ‐ ANT path by manual operation)


KMW InKMW In‐‐Band Combiner Application 1 Band Combiner Application 1 ‐‐ GSMGSM‐‐UMTS CombiningUMTS Combining

Single Technology & Standard

Before GSM 900 (or GSM 1800) X X X

Combine Two Different Technologies & Standards with Narrow Guard

UMTS 900 GSM 900Guard Band

Combine Two Different Technologies & Standards with Narrow Guard



Band(Max.1MHz)



Guard Band(Max.

)

AfterCase1 KMW

CombinerKMW

Combiner

Guard

1MHz)

G d

[ Edge Allocation ]

UMTS

(LTE)GSM


Guard Band(Min.

0.5MHz)


Guard Band(Min.

0.5MHz)



[ Sandwich Allocation ]

AfterCase2

(LTE)


KMW InKMW In‐‐Band Combiner Application 2 Band Combiner Application 2 ‐‐ GSMGSM‐‐GSM CombiningGSM Combining

[ GSM‐GSM Co‐site Configuration ]

Newly Acquired Band

• Example # 1 : GSM Capacity Optimization by Newly Acquired Spectrum

X X X

Before After

• Example # 2 : GSM Cell & Coverage Reallocation by Spectrum Re‐farming

Need of Buffer Zone &No Freq. Reuse

(Eliminate interference b C ll )

KMW Combiner

KMW Combiner

Add New GSM TRX

Existing Old GSM BTS


Reallocate GSM channels i t d f LTE ( UMTS)

between Cells )

GSM TRX (BTS)(900 or 1800MHz)

instead of LTE (or UMTS)


InIn‐‐band Combiner Specification band Combiner Specification –– 900MHz GSM/UMTS Type 2900MHz GSM/UMTS Type 2

* 900MHz In‐band Combiner Technical Specification ; 4.2MHz Bandwidth (Sandwich UMTS) & 5~15MHz Bandwidth (GSM)

Product Type900MHz In‐band Combiner (Type 2, Sandwich UMTS)

UMTS Path (4.2MHz BW) GSM Path (5~15MHz BW)

[ Outstanding Performance / Application ]UMTS Path (4.2MHz BW) GSM Path (5 15MHz BW)

Pass Band (Factory Tunable per Request)

Rx 4.2MHz (within 880~915MHz) Rx 5~15MHz (within 880~915MHz)

Tx 4.2MHz (within 925~960MHz) Tx 5~15MHz (within 925~960MHz)

Guard band width Min. 1 MHz (Each Left & Right 500KHz, See Spectrum/Tuning Example)

2 0dB 2 0dBInsertion Loss(500KHz Guard Case)

Rx< 2.0dB

(Typical : Edge 1.5dB, Mid 0.5dB)< 2.0dB

(Typical : Edge 1.5dB, Mid 0.5dB)

Tx< 2.0dB

(Typical : Edge 1.5dB, Mid 0.5dB)< 2.0dB

(Typical : Edge 1.5dB, Mid 0.5dB)

Port to Port Isolation > 30dB

R t L 18dB

• Enable to Co-site Antenna at GSM/UMTS 900 withNarrow Guard band (Max.0.5MHz at Left & Right)

[ Application ]

Return Loss > 18dB

Group delay Max. 530nS Max. 530nS

Intermodulation < ‐158 dBc. (@RX Band, With Tx Band 2 * 20 W)

Input Power (at same time) Average 100W Average 100W

• Low Insertion Loss (Mid-band 0.5dB, Edge 1.5dB)• Light & Compact Design (8Kg)• 2Tx & 2Rx MIMO per GSM and UMTS 900• Manual Selectable DC/AISG Signal Path

Lightning protection 5kA,10/350㎲

DC & AISG Path By Pass (Path selection Manual Switch)

Temperature ‐33 ~ +45 (Operational)

IP Grade IP66 (Indoor & Outdoor)

[ Spectrum / Tuning Example ]

925 927.4 932.6 935TxIP Grade IP66 (Indoor & Outdoor)

Weight / Volume Max. 8 Kg without bracket (6.15 Liters) for single unit

Connector & Mounting 7‐16 Female / Pole & Wall mounting available

Dimension (W×D×H) 329 x 269 x 68 mm for single unit

(excluding mounting brackets)

Exam

880 882.4 887.6 900Rx

Guard Band(Min.

0.5MHz)

UMTS 900 (4.2MHz)

Guard Band(Min.

0.5MHz)

GSM 900

GSM 900


InIn‐‐band Combiner Specification band Combiner Specification –– 1800MHz GSM/LTE1800MHz GSM/LTE

* 1800MHz In‐band Combiner Technical Specification ; Max.15MHz Bandwidth (Edge LTE) & 5~20 Bandwidth (GSM)

Product Type1800MHz In‐band Combiner (Type 1, Edge LTE)

[ Outstanding Performance / Application ]

LTE Path (Max. 15MHz BW) GSM Path (5~20MHz BW)

Pass Band (Factory Tunable per Request)

Rx Max.15MHz (within 1710~1785MHz) Rx 5~20MHz (within 1710~1785MHz)

Tx Max. 15MHz (within 1805~1880MHz) Tx 5~20MHz (within 1805~1880MHz)

Guard band width Max. 1.0MHz (See Spectrum/Tuning Example)

Insertion Loss(1MHz Guard Case)

Rx < 1.6dB (typical 0.6dB @ mid‐band) < 1.6dB (typical 0.6dB @ mid‐band)

Tx < 1.6dB (typical 0.6dB @ mid‐band) < 1.6dB (typical 0.6dB @ mid‐band)

Port to Port Isolation > 30dB

• Enable to Co-site Antenna at GSM/LTE 1800with Narrow Guard band (Max.1MHz)

• Low Insertion Loss (Max. 1.6dB, Typical 0.6B @ mid-band)

[ Application ]

Return Loss > 18dB

Intermodulation < ‐158 dBc. (@RX Band, With Tx Band 2 * 20 W)

Input Power (at same time) Average 70W Average 70W

Lightning protection 5kA,10/350㎲

( , yp @ )• Extremely Light & Compact Design (Max.4Kg)• 2Tx & 2Rx MIMO per GSM and LTE 1800• Manual Selectable DC/AISG Signal Path

[ Spectrum / Tuning Example ]

DC & AISG Path By Pass (Path selection Manual Switch)

Temperature ‐40 ~ +55 (Non‐destruction)

IP Grade IP66 (Indoor & Outdoor)

1800 LTE(5MHz)

1800 GSM(19MHz)

Guard Band

(1.0MHz)Exam 1

1710

1805

1715

1810

1716

1811

1735

1830

Rx

Tx

Weight / Volume Max. 4.0 Kg without bracket for single unit

Connector & Mounting 7‐16 Female / Pole & Wall mounting available

Dimension (W×D×H) 190 x 122 x 102 mm for single unit

(excluding mounting brackets)

1800 LTE(15MHz)

1800 GSM(4MHz)

Guard Band

(1.0MHz)Exam 2

1745

1840

1749

1844

1750

1845

1765

1860

Rx

Tx


KMW InKMW In‐‐band Combiner band Combiner ‐‐ ConclusionConclusion

• Cost Saving by re‐using & co‐siting with existing Site/Mast/Antenna Line • Minimize Re‐farming Network Investment & Valuable Spectrum Loss

Economical

Simple & Fast Roll‐out

• Passive only Product & Easy Installation (No need of TMA/Controller) • Simple & Fast Cell Optimization (Low Loss & No impact to Coverage)

Extended Use & Application

• Support Future Proof 2Tx / 2Rx MIMO Configuration• Applicable to both GSM‐UMTS(or LTE) & GSM‐GSM Application

Experience KMW’s ADVANCED TECHNOLOGY !!Experience KMW’s ADVANCED TECHNOLOGY !!

Maximize Re‐farming Spectrum Efficiency in Co‐siting & Combining

No Impact on Coverage & Throughput

Passive Only Product, Ultra Compact & Light Weight

Field & Commercial Proven Solution

KMW Confidential Aug. 2011 │ KMW Inc │ 19

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