Futures of Multimedia Communications in LISOTEK

1. LISOTEK CO., LTD. Futures of Multimedia Communications in LISOTEK www.lisotek.com

2. A Prospectus of LISOTEK Development Technique - KETI & LG Man-power for 10 years Manufacturing Technique - Engineering Careers in SAMSUNG & LG Handset Company - Main Board member in LISOTEK Technical & Marketing Support – KETI Leading Company of Wireless Comm. in the Future PANTECH : MOTOLORA ODM CURITEL : AUDIOBOX ODM SIGNAL I&C : Network System Dongmoon I&C : Network System

3. Company Overview Establishment August. 10. 2001. LISOTEK CO., LTD. Capital US$ 2,000,000 (KRW 2,000 million) Location #459-3, Gasan-dong, Geumcheon-gu, Seoul, Korea Employment 20persons ( 15 Engineers ) Capability - VCO : 1,000,000 EA / Month ( Single VCO Base ), - RF Module : 100,000 EA/Month Major Business • - Manufacture of Components for Wireless Communication • Manufacture of RF Modules for Multimedia Mobile Phone • Manufacture of RF Modules for Wireless System • RF sensor for security Main Products - VCO & PLL Module for Wireless Communications (Cellular Phone, Repeater, BS, W-LAN, ITS, Wireless PDA) - RF Modules for Multimedia Communications (Repeater, BS, DMB, ITS, Home-RF, Jammer, Wireless PDA) - Minus Ion Generator

4. Company History

5. Organization President Auditor Technical Support : KETI Finance & Management Division Marketing & Sales Division Technology Institute Technical Division LISOTEK Japan Hong Kong Office Manufacturing Team Q.C. Team • Established by engineers of Korea Electronics Technology Institute(KETI), Samsung Electro-mechanics Co. and LG electronics components Co. • Expertise Wireless(RF) Components & Module, RF IC and Wireless sub-system for 10 years

6. PLL VCTCXO What is VCO & PLL Module? * VCO (Voltage Controlled Oscillator) * PLL (Phase Locked Loop) Module

7. Vision & Strategy LISOTEK Co. Ltd. is a company focusing on pioneer of multi-media wireless communications. Our main business and products are development and manufacturing of RF components (VCO, PLL module) and RF modules for wireless communications terminal and system. . RF Components & RF Modules . RF Modules for ITS Terminal . RF Modules for Repeater & BS . RF Sensor for Home Automation VCO PLL Module Wireless Communications Module and Sub-Systems

8. Products We have created the world's most advanced ultra-compact VCO, PLL module and RF modules. They employ high-frequency design and high-density mounting technologies, as well as our proprietary frequency adjustment technologies. We are contributing to thecompactness and high performance of mobile phones and other mobile phones and other mobile communications equipment through VCO, PLL module and RF modules offering excellent low power consumption, low noise, and load variation stability.

9. Type Application Frequency(MHz) Dimension CDMA 954~980 A, B, U Korea-PCS 1620~1650 A, B, U Single US-PCS 1720~1780 A, B, U Tri-mode 2104~2174 A, U W-LAN 2023~2125 A, U Cordless Phone 2400~2500 C GSM/DCS(Tx) 880~915 D Dual 1710~1785 GSM/DCS(Rx) 1325~1360 E 1405~1480 PLL Module . A : 9.8 X 9.3 X 2.0mm . E : 15.0 X 15.0 X 3.0mm . C : 20.1 X 14.3 X 3.0mm . F : 19.0 X 19.0 X 6.0mm . D : 12.7 X 12.7 X 3.0mm VCO . A : 5.5 X 4.8 X 1.6mm . B : 6.0 X 6.0 X 1.7mm . C : 7.9 X 5.8 X 1.8mm . D : 9.8 X 7.0 X 1.8mm . E :12.7 X 12.7 X 2.0mm . U : 5.0 X 4.0 X 1.5mm Total 18 type Total 11 type Product Lists * VCO(Voltage Controlled Oscillator) * PLL Module(Phase Locked Loop Module) Type Application Frequency(MHz) Dimension PLL IC Single CDMA 954~980 A,B,C,D All (LSP) Korea-PCS 1620~1650 A,B,C,D All US-PCS 1720~1780 A,B,C,D All Dual GSM/DCS 1140~1200(GSM) B, D All (LSP) 1570~1670(DCS) LSTP Cellular A,B,C,D All LSMP Repeater All B, C, D All LSLP BS C, D All • Dimension • LSTP : PLL+VCO+Loop Filter+TCXO • LSMP : PLL+VCO+Loop Filter+Mi-Com. • LSLP : PLL+VCO+Loop Filter+TCXO+Mi-Com. • LSP : PLL+VCO+Loop Filter • LSV : VCO

10. ⑥ ⑤ ④ XXXXX xxxx ■ LST ④ ⑤ ⑥ ⑦ ⑧ ⑧ ⑦ ③ ② ① ① ② ③ VCO Product Lists * VCO(Voltage Controlled Oscillator) ⑥ ⑤ ④ XXXXX xxxx ■ LST ④ ⑤ ⑥ ⑦ ⑧ ⑧ ⑦ ③ ② ① ① ② ③ ◈ Dimension ② ◈ Dimension ① ⑥ ⑤ ④ No Functions No Functions ④ ⑤ ⑥ XXXXXXXXX xxxx ■ L S T 1 VT 5 GND ⑦ ⑧ ⑧ ⑦ 2 GND 6 GND ③ ② ① 3 VCC 7 GND 4 RFout 8 GND ① ② ③ ◈ Dimension ③ ◈ PIN Description

11. No Function 1 OSCin 2 GND 3 CLOCK No Function 4 DATA 1 LD 5 LE 2 Do IF 6 LD 3 Fin IF 7 GND 4 Vcc1( VCO ) 8 GND 5 Vcc2( PLL ) 9 Vcc1( VCO ) 6 RF OUT 10 GND 7 GND1 11 GND 8 LE 12 GND 9 DATA 13 RF OUT 10 CLOCK 14 GND 11 GND2 15 GND 12 OSCin 16 Vcc2( PLL ) PLL Module Product Lists * PLL Module(Phase Locked Loop Module) ◈ Dimension ① ◈ PIN Description ◈ Dimension ② ◈ PIN Description ⑫ ⑪ ⑩ ⑨ ⑧ ⑦ ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ 16 XXXXXXXXXX XXXX ■ LISOTEK ⑮ ⑭ ⑬ ⑫ ⑪ ⑩ ⑨ XXXXXXXXXX XXXX ■ LISOTEK ① ② ③ ④ ⑤ ⑥ ⑧ ⑦ ⑥ ⑤ ④ ③ ② ① ⑨ ⑩ ⑪ ⑫ ⑬ ⑭ ⑮ ① ② ③ ④ ⑤ ⑥ ⑫ ⑪ ⑩ ⑨ ⑧ ⑦ 16 • LSTP : PLL+VCO+Loop Filter+TCXO • LSMP : PLL+VCO+Loop Filter+Mi-Com. • LSLP : PLL+VCO+Loop Filter+TCXO+Mi-Com. • LSP : PLL+VCO+Loop Filter

12. Secured Development and Manufacturing Equipments Equipments Maker USE SET VCO/PLL Test Set Agilent(HP) VCO & PLL Electric Spec. Test 2 set Spectrum Analyzer Agilent(HP) Frequency Spec. Test 1 set Signal Source Analyzer Agilent Output Power & Phase Noise Test 1 set Network Analyzer Agilent RF Characteristics Test 1 set Oscilloscope Tektronics Frequency & wave Measure 1 set Microscope Engineer Chip Components Inspection 2 set Temp. Chamber W.S. Temp. Environment Measure 1 set Laser Trimmer GSI Elect. Characteristics Trimming 1 set Reflow Machine Koki Components & Case for SMT 1 set Laser Marker Miyachi Case Marking 1 set F/A ATS Auto. Manufacturing System 1 line Semi F/A Semi-Auto. Manufacturing System 1 line

13. Insert Robot Dispenser Robot Solder PCB PCB Solder Dispensing Shield Case Assemble SMD VCO PLL Module RF Module Laser REFLOW Packing & Out-going PCB Frequency Trimming Reflow Cutting Robot LSV1750A 0016 ●` 1750.0000 MHz PCB Cutting Electrics Inspection VCO/PLL Module Manufacturing Process Laser Marking at Shield Case VCO Reel Tapping

14. Certification of Registration Sheet (2003.12 ~2009.12)