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Course-completion Examination for Radio

Planning and Optimization

Name: Class No.

I. Blank Filling20 points2 points each question

1. The main aims of power control adopted in BSS are to

and .

2. The BSS radio resource parameters can be divided into Network identity parameter

!!!!!!!!!!!!!!!!!!parameter Cell Selection parameter and !!!!!!!!!!!!!!!!parameter

". !!!!!!!!!!!! cross band handover often be prohibited in dual band network.

#. $ith the movement of the ob%ects and the continued variance of buildin&s trees risin& and

declinin& &round surface and some other artificial or natural barriers the field intensity of the

receivin& si&nals will be sub%ected to two kinds of fadin&: !!!!!!!!!!!!!!!!! and

!!!!!!!!!!!!!!!

'. ()*+ means!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!.

,. The commonly used methods for subscriber forecast is !!!!!!!!!!!!!!!!!!!!!

!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!and !!!!!!!!!!!!!!!!!!!!!!

-. The advanta&e of the freuency hoppin& is the so/called effect of !!!!!!!!!!!!!!!!!!!

and !!!!!!!!!!!!!!!!!!!!. The former actually e0pands the network covera&e scope and

the latter improves the network capacity..Try not to set the antenna direction pointin& to the street directly in order to avoid

!!!!!!!!!!!!!!! effect.

. Normally the received si&nal of a 3S mainly consist of the reflection within

!!!!!!!!!!!!!!wave/len&th &enerated by the nearby ob%ect.

14. )56 adopts a handin& over al&orithm based on !!!!!! to offset the interference caused

by closer freuency reuse pattern.

II. Single and multiple selections (total 20 points, 2 points each question )

1. There are altogether ________ radio channels in E-GSM system.

A200 B124 C14 !"0

2. T#o local net#or$ o%erator &or'id (CC to each other) only allo# their o#n (CC in

their BSCs) %lease choose the %ro'a'le %ro'lems that may ha%%en in the 'order area.

*__________+

A, The MS can not reselect the other net#or$) thogh 'oth net#or$ hae good

coerage.

B, /hen sing test terminal to ma$e CT) it can not dis%lay the BSC o& the

other net#or$.C, ocal MS can not handoer to the other net#or$

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!, The common MS can choose net#or$ manally to aoid roaming at the

'order o& t#o net#or$s.

". /hich o& the &ollo#ing channel ty%es is called e3tended BCC5 *______+

A,6CC7SC7BCC7CCC

B,6CC7SC7BCC7CCC7S!CC847SACC8C4C, BCC7CCC !,S!CC897SACC8C9

#./hich o& the &ollo#ing may 'e the reason o& #ea$ signals_____________

ABTS ot%t %o#er BTilt angle o& antenna C:o#er control

!Alarm o& ;S/