1. X-BAND & S-BAND FOR MARINE RADAR
SUNGSAN
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Radio-Frequency(RF)
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X-BAND & S-BAND FOR MARINE RADAR

2. Presentation Outline Marine Radar II. X-Band III. S-Band
• The purpose of marine radar.
II. X-Band
• Amplifier for X-band
• Electrical Specification
III. S-Band
• Amplifier for S-Band
III. Block Diagram

3. The purpose of marine radar
◆ Marine radars are equipments to notice distance of ships and land targets from own ship collision avoidance and navigation by X-band or S-band at sea.

4. Sungsan Electronics Communications Co. , Ltd
Sungsan Electronics Communications Co., Ltd. A global manufacture that gives you more than just supply.
II. X-Band

5. X-Band(9.3GHz – 9.5GHz_170W) ■ X-Band Amplifier
Sungsan have developed a range of X-band Amplifier
module, for Marine Radar application. This amplifier utilizes
GaN device that provide high gain, wide dynamic range, low distortions, and good linearity and the designs can be customized
to other frequencies within X-Band.
• Low Noise and high dynamic range variants
• Small, rigid, right-weight housing
• Economic solutions for a range of application
• Design can be customized over frequency ranges
within X-Band
• Good Linearity
• High Gain
• Noise Immunity

6. X-Band(9.3GHz – 9.5GHz_170W) ■ X-Band Parameters Symbol Min Typ Max
Unit
Operating Frequency BW
9300
9500
MHz
RF Input Power Range
Pin
dBm
Peak Power Output
Pout
170 W
Small Signal Gain
Gss 53 dB
Gain Variation vs. Frequency DG
±0.5
Input / Output VSWR
(50 Ohm reference)
S11/S22
-14
Harmonics(2nd) H
-40
dBc
Supply Voltage V 28
Current Pout
TBD A
Pulse Droop
Pwth
0.5
Duty Factor
Dratio 25 %
Rising/Falling Time
TR/RF
100
nsec

7. Sungsan Electronics Communications Co. , Ltd
Sungsan Electronics Communications Co., Ltd. A global manufacture that gives your more than just supply.
III. S-Band

8. S-Band(3.0GHz – 3.3GHz_170W) ■ S-Band Amplifier
Sungsan have developed a range of S-band Amplifier
module, for Marine Radar application. It is designed to meet the need of next generation for S-Band. This S-band amplifier grasped high signal gain over the wide bandwidth, covering MHz, by unique technology by Sungsan and the designs can be customized to other frequencies within S-Band.
• Low Noise and high dynamic range variants
• Small, rigid, right-weight housing
• Economic solutions for a range of application
• Design can be customized over frequency ranges
within S-Band
• Good Linearity
• High Gain
• Cost-effective

9. S-Band(3.0GHz – 3.3GHz_170W) ■ S-Band Parameters Symbol Min Typ Max
Unit
Operating Frequency BW
3000
3300
MHz
RF Input Power Range
Pin
dBm
Peak Power Output
Pout
170 W
Small Signal Gain
Gss 53 dB
Gain Variation vs. Frequency DG
±0.5
Input / Output VSWR
(50 Ohm reference)
S11/S22
-14
Harmonics(2nd) H
-40
dBc
Supply Voltage V 28
Current Pout
TBD A
Pulse Droop
Pwth
0.5
Duty Factor
Dratio 25 %
Rising/Falling Time
TR/RF
100
nsec

10. Sungsan Electronics Communications Co. , Ltd
Sungsan Electronics Communications Co., Ltd. A global manufacture that gives you more than just supply.
III. Block Diagram

11. Block Diagram ■ X-Band ■ S-Band Gain Block GaAs FETs Driver
GaN HEMTs Final
■ S-Band
Gain Block
MMIC Driver
LDMOS Driver
LDMOS Final

12. “Sungsan will be the best partner for you.”
Thank You !