General Description; Hp D ® O P Ti On O Ve R Vi E W; Hp D® T Esting O Ption - Aeroflex 3900 Series Option Manual

H PD ® O p ti o n O ve r vi e w
HP D® , Hig h Pe rfo rmance Dat a, h as been develop ed by Motor ola t o add ress t he ne ed fo r H igh
Per for mance pa cke t da ta op erat ion o n 700 and 800 MH z chann els w ithin the Nar ro wban d 25 kHz
bandw idt h. The 3 900 H PD ® Option pr ovides use rs w ith the abilit y to test Hig h P erfo rmance Dat a
systems. This manual describe s fea ture s and functi ons specif ic to the 3900 Ser ies H PD ® soft war e
opti on. Ref er to t he 3 900 S erie s Opera tion Ma nual f or detai ls re gardi ng gen eral oper ation of the Test
Set .
HP D® can be configu red for tw o modes of opera tion. Wh en conf igur ed t o oper ate in B R Mode t he T est
Set simulat es B ase R adio opera tion and i s used to t est t he f unction ality of Mot orol a H PD ® MSU's.
When config ured to opera te in MSU Mode the Test Set simulat es Mobil e Su bscriber U nit oper ation and
is used to test the funct ionalit y of Motor ola B R' s.
H P D ® T e st in g O p t io n
The HP D® Te st ing Opt ion ( M otor ola P art # R 2091 A) includes the follow ing capabili ties an d fea tur es:
Meter fie lds disp lay measur ement read ings f or the f ollow ing para me ters:
S i g n a l P o w e r
F r e q u e n c y E r r o r
E V M
S y m b o l C l o c k E r r o r
R x B E R
O c c u p i e d B a n d w i d t h
B u r s t T im i n g E r r o r ( w h e n R e ce i v e S yn c M o d e i s s e t t o T D O )
A m p l i t u d e I m b a l a n ce
P h a s e M i sm a t c h
C a r r i e r F e e d T h r o u g h
The user is able to defin e th e fol lowi ng par amete rs:
T h e n u m b e r o f b u r st s o v e r w h i c h r e a d i n g s a r e c a l c u l a t e d .
M ax i m u m f r e q u e n c y d r i f t an d F r e q u e n c y p r o f i l e p e r i o d f o r t r a n s m i t t e d s i g n a l .
A b i l i t y t o i n c l u d e o r e x c l u d e T D M S y nc h r o ni z a t i o n f r o m t h e t r a n s m i t t e d s i g n a l .
M od u l a t io n t y p e, S y n c M od e , B u r s t t yp e a n d P S C o f t r a n s m i t a n d r e c e i v e H P D ®
s i g na l s .
Da ta I /O Po rt feat ure allow s user (s) to config ure signal files in X ML for m at w hich can be
tr ansmitte d to and from the 3900 Test Set.
The E VM (E rro r Vect or Magnit ude) gr aph plot s t he aver age adjust me nt compensat ion values
the Test Set appl ies to the recei v ed signa l to match the signal to t he expe cted p oints along
the burst .
The Con st ellat ion a nd Tr aject ory T iles di splay visua l re presen tatio ns of the receive d H PD ®
signal for QPS K, 16 QA M and 64 QAM mo dulat ion t ypes.
Chapter 1
G e n e r a l D e s c r i pti o n
1-1