March 2003

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March 2003
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• To become a leading advanced information and
  Technology communication company by providing
  fastest Network Communication Solution like Modem
  Group, Broadband IP Sharer, Network interface as
  well as USB Memory drive, ERP (Enterprise
  Resource Planning), System integration.
• ?? ?? ( Customer Satisfaction )
• ?? ?? ( Stock-holders Benefit )
• ?? ?? ( Technology Development )

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?? ??

• ? ? ? ????????? Yuil data System, Co., Ltd.
• ???? www.yuildata.com www.ispeedlink.com
• ???? ? ? ?
• ? ? ? 2000. 10
• ? ? ? 2??
• ? ? ??? ??? ??? 144-1 ??????? 202?
• Tel [phone]
  Fax [phone]
• RD ?? ??? ??? ??8? 568-27 ??????? 205?
• ? ? ?
• Modem ? ( Dial-up Modem, Leased line Modem,
  System Modem )
• ??? ??? , USB ??? ????
• ???????????( ERP)
• ? ? ? ? 6 ? (??? 5?)

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C E O
? ? ?
?????
? ? ?
??? ?? IP ??? USB??????? ERP ???? SI (??? ??)
??? ?? IP ??? USB??????? ERP ????
???? ? ? ? ? ? ?
5
?? ??
Oct 2000 ????????? ?? May 2001 ??? ??????
??(12-14-5761) June 2001 ??? ??(??,??. 11921554
??????) June 2001 ERP ????? ????(???????????.
2001-01-11-4339) June 2001 ??????????? ???? ??
(????? 1B-01-0690-00) August 2001 ?? ?? (????
18-1315, ????) January 2002 SYSTEM ??? ???? ??
?? April 2002 ??? ???(IP Sharer) ??
?? July 2002 SYSTEM ??? ??? ?? ?? Sepr 2002 USB???
??? ?? Nov 2002 ????? ?? (???
??????) Dec 2002 ????? ?? ? ??
(????) January 2003 SYSTEM ??? ?? ????(?????) ??
March 2003 ???? ? ????? ???? ??(????????
???) May 2003 ??? ?? ?? ? ?? ??
(????)
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?? ?? ??
Communication Product Group
Item Model Chipset Specification Type
PCI Modem YDS-C56PCI Conexant V.90, Data/Fax PCI
PCI Modem YDS-L56PCI Lucent V.90, Data/Fax PCI
PCI Modem Modem Master 9280 Lucent V.90, Data/Fax Mini PCI
Leased Modem YDS-3396 Conexant V.90/V34 Data/Leased Line Standalone
Internet Broadband IP ???r SPEED-LINK Motorola Intel Samsung WAN Port 10/100 Base-T(RJ45) Standalone
Internet Broadband IP ???r SPEED-LINK Motorola Intel Samsung LAN Port 10/100 Base(RJ45) Standalone
Internet Broadband IP ???r SPEED-LINK Motorola Intel Samsung 4 HUB Port/ Up Link 1 Port Standalone
Internet Broadband IP ???r SPEED-LINK Motorola Intel Samsung Standalone
USB??? ???? SPEED-LINK Samsung Portable
USB??? ???? SSS
USB??? ????
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SYSTEM ??? ??

• ?? ??
• ? Host/DTE? ?? MCU Firmware? Download ??
• ? MDP Code Modules? MCU? ?? Download ??
• Data Modem
• ITU-T V.90 and K56flex, V.34
• V.32 bis, V.32, V.22 bis, V.22, V.23 and V.21
• Bell 212A and 103
• V.32 LAPM, MNP 2-4 and MNP 10 error correction
• V.42 bis and MNP 5 data compression
• MNP 10EC enhanced celluar performance
• Asynchronous/Synchronous Mode Selection
• SYSTEM? RECEIVER?? ???? ??
• ??? (Receiver)
• ?? ??? ?? ???,??? ???? ??
• ??? ?? ? ??? ?? ??
• ??? ??? ????? ??
• ???, LOW COST?, ? ???

• ?? ??
• SYSTEM? RECEIVER?? ???? ??? ? ????? ??.
• 9600bps- 33600bps? SYNC/ASYNC?? ??.
• ?? ???? ??????? ??, ??
• Conexant L2800 R6764-63 ???
• ?? 56Kbps DATA ?? ??? ??
• Serial Interface ??

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??? ???
lt ?? ?? gt 1.CPU ???? MPC850 ???? ??PC2.Flash
Memory ?? 2??3.Sync-DRAM ??16??4.OS ????
???5.WAN Port 10/100 Base-T(RJ-45) 1 Port 6.LAN
Port 10/100 Base-T(RJ-45) 4 Port Uplink 1
Port 7.Printr Server Parallel DB-25 connector,
IEEE-1284 8.Protocol NAT, PPPOE, HTTP, DHCP,
TCP/IP?, Subnet ?? ??, 9.?? ? ?? IP?? 10.????
Virtual server(???, ????, ftp?? ?) 11.Power 3.3V
Switching Adapter(Adapter ?? 220Vac 60Hz)
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USB??? ????

• lt ?? ? ?? gt
• PC, ??? ? USB? ??? ?? ???
• Win 98/SE, XP, 2000, ME, Linux, Mac, OS2 ?
• 10? ?? ??? ??
• ???? (950KB/?) ???? (600KB/?)
• ?? ( L 80mm W 22mm H 10mm )
• ?? (? 15g)
• ?? (64MB, 128MB, 215MB ?)

• lt ???? gt
• ?? 8cm ? ??? ??? ????
• ???? ?????? ??
• ????? ???? USB??? ?? ?? ??
• ?????? ??
• ?????? ????
• ??? ?? ?? ?? ?? ??? ????
• ?????(1M) ??

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?? ?? (1)
Wire Communication Product Group
SI2400 Modem Serial Interface

• Data Modem Formats
• 2400 bps V.22bis
• 1200 bps V.22, V.23, Bell 212A 300 bps
  V.21, Bell 103
• Fast Connect and V.23 Reversing
• SIA and other security protocols
• Caller ID Detection and Decode
• DTMF Tone Gen./Detection
• 3.3V or 5.0V Power
• UART with Flow Control

• Integrated DAA
• Capacitive Isolation
• Parallel Phone Detect
• Globally Compliant Line Interface
• Overcurrent Protection
• AT Command Set Support
• Integrated Voice Codec
• PCM Data Pass-Through Mode
• HDLC Framing in Hardware
• Call Progress Support

Silicon Laboratories
SHM-2400 Modem Serial Interface

• Data Modem Formats
• 2400 bps V.22bis
• 1200 bps V.22, V.23, Bell 212A 300 bps
  V.21, Bell 103
• Bell202 1200bps
• Bell202/V23 4-Wire Operations
• Blacklisting capability
• DTMF Tone Gen./Detection
• 2.7V through 3.5V/5.0V Power
• UART with Flow Control

• Onchip hybrid driver
• Worldwide Call Progress Support
• Line-in-use and Parallel Pick-Up(911)
  detection capability

TDK SEMICONDUCTOR
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?? ?? (2)
Wire Communication Product Group
STM-1000 Modem Serial Interface

• Data Modem Formats
• V.90, V.34, V.32bis, V.32, V.22bis, V.22,
  V.23, V.21 and V.23, Bell 212, Bell 103
• V.42 Error Control and V.42bis Compression
• Worldwide Telecom Approvals
• Protected Against Surge and Overvoltage on the
  Telephone Line

• Parallel Host Port Interface Supports a
  Variety of Industry Standard Busses
  (HPI8)
• Integral Serial Interface (UART)
• State-of-the-Art Integrated Transformerless
  Silicon DAA for Phone Line Interconnection

Texas Instruments PCTEL
SI2400MDC Modem Serial Interface (MDC Type)

• Data Modem Formats
• 2400 bps V.22bis
• 1200 bps V.22, V.23, Bell 212A 300 bps
  V.21, Bell 103
• Fast Connect and V.23 Reversing
• SIA and other security protocols
• Caller ID Detection and Decode
• DTMF Tone Gen./Detection
• 3.3V or 5.0V Power
• UART with Flow Control

• Integrated DAA
• Capacitive Isolation
• Parallel Phone Detect
• Globally Compliant Line Interface
• Overcurrent Protection
• AT Command Set Support
• Integrated Voice Codec
• PCM Data Pass-Through Mode
• HDLC Framing in Hardware
• Call Progress Support

Silicon Laboratories
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Multinational ???? ??
-2010? -2007? -2005? -2003? -2001?
Global Network System ??
?3?? ?? Kosdaq ??
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