Long-Range Phone Guide 2

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Privateand Closed Cell Phone Network :

The user can deploy 3 LC-02/BCentral Base in a range over 60~180Km. Dividing the range into 3areas(say area A, B, and C); each area assigned a base (say Base A, Band C), each base applies a CO line (say line A, B, and C). With themanual ‘roaming’ feature, the user can access or bereached by different phone line service in different area of the range,and thus the phone service in the wide range is covered. The“roaming” among the 3 bases are set manually.

As the long range wirelesstelephone system (PABX/KTS) for Service Control Center: Free Cell PhoneCharge

LC-02/BCentral Base cascaded in Control Center for service, patrol, emergencyor monitor ...... CENTER!!

LC-02/H, LC-02/RC and LC-02/Mas the client units of the system, can perform patrol and circularfreely in the area; all the units can share the telephone service andfacility; communicating with one another free of charge; orcommunicating through City phone line with limited charge.

Combination usage of PABX :Least Cost Regional Control Center for multi-area (Very limited phonecharge)

Diagramof Application Scenario

Purpose and Function for thisapplication

Regional Service Center for multi-area.

Requirements

There are emergency servicepersonnel and car on road, and engineer for technical support in the24-hour control center, and the dispatcher in each area and regionalcenter. All staffs: servicepersonnel, technical support engineer and dispatcher in each center,need to talk to one another immediately when necessary.

Advantage Target

1.	Least (or without any)cost for internal communication
2.	Immediate andefficient communication
3.	Only One Time Set-upCharge

Guide and proposal

Explanationof the proposal

	CommunicationRoute for Dispatcher in Control Center to Control Center: CO line à area center PABX àdispatcher in the center

	CommunicationRoute for Dispatcher in Control Center to service personnel in samearea: LC-02/B à service personnel

	CommunicationRoute for Dispatcher in Control Center to service personnel indifferent area: CO line à area center PABX à LC-02/B à service personnel

	CommunicationRoute for service personnel to Control Center in same area: LC-02/B à dispatcher in thecenter

	CommunicationRoute for service personnel to Control Center in different area: LC-02/B à PABX à CO line à areacenter PABX à dispatcherin area center

	CommunicationRoute for service personnel to service personnel in same area: LC-02/B à service personnel

	CommunicationRoute for service personnel to service personnel in different area: LC-02/B à PABX à CO line à areacenter PABX à LC-02/B à service personnel

Conclusion

1.	All service personnel under thesame area can be reached or talk to each other Free of charge.
2.	Communication crossing area isvery easy and flexible with very limited charge (only local call).
3.	Extremely flexible and easycommunication among all regions internally or externally.
4.	Only one time set-up cost; thevery limited communication cost can make it up in a short time whileservice efficiency is highly secured.

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SBI!