|
|
4 ?& H& p' _5 N1 u8 L; a/ g' _客户要求如下,如果哪家工厂可以做,请和我联系
9 O" c' e" d% e' N u! A# ]> The application that we have in mind is similar to others that we commonly
/ O. E% M8 l9 v) }* R, E> have. If we were to pay for FCC approval, we would want to use the modem
0 S6 \- U* M% x: G q> units in all similar applications under the same approval number.
+ M' \/ Z2 ]/ b& e> Therefore, we would like to be able to configure the units to a specific * a* | s' c) B0 D( N+ Z9 u$ b' {
> application. For the business that we do, this approach will yield more " a+ e _$ J0 U5 @- W
> sales based on the same product and approval. We are interested in the
; e: V# T. z m. h8 r4 F, E" w1 Z; K> following specifications:
8 R) C% d% u6 a$ R& K>
" [; T3 ?7 w% p) k; B> - 2 inputs at the Transmitter with three possibilities;
- W8 R2 w- G, Z4 J$ H> 2 analog 9 Q% C, k; v6 d
> 2 digital 2 S/ y" U0 q! C7 O2 V/ }6 I# t
> 1 analog and 1 digital
) p$ H% F6 W5 M3 ]' C* S/ f4 A> m2 S, m; ^+ I5 e7 ?& L# }' H
> - 2 outputs at the Receiver with three possibilities to match inputs 1 g3 `7 W/ c7 ]9 ~. o
> / V) o- w7 Z e0 U) H
> - Ability to configure/define analog Transmitter input ranges through 9 f6 l5 W% ^+ H
> simple programming method to correspond with full-range analog Receiver 4 i& K0 G) i- G! W! F- l
> outputs (0 - full voltage).
+ O2 G! J+ E1 @0 {" L- @4 x>
$ L) F* |! L! I8 h> - Ability to configure and set sample rates for the inputs. 2 e# {& ~$ w% K6 @% _
> ' D7 Y8 z- F& ?
> - Digital output on Transmitter that turns on during the sampling period.
2 R" h" b: u2 e" ^7 \> - x7 }9 C2 @# a! G; n% P. q3 ]
> - Ability to configure a power saving Sleep Mode in the Transmitter by
1 q% e$ `% O- X$ L8 }> both software control and input hardware control.
- E8 A1 I7 ^% z>
3 L/ U+ e2 Q- P/ U- E# f+ T> In order to configure the units, we would need a way to make the
0 J- N, ?8 A$ H- C2 `& {2 n> settings. This would preferably be from a computer terminal so that
: }( ]/ [) M* n" z> configurations can be saved or easily duplicated for production volumes. , g* g, G @& X7 o2 V- A
> The units should be small and compact with shielding, and able to mount ! g* r6 j! n; d" f
> to a printed circuit board with header connector.
7 g# h7 m8 b# d" W7 J, G> 4 v4 s, A7 i8 L3 L( m" t5 [- K& G
> At this time, we are interested in samples of a pair of modems that
+ E2 h9 H5 J, y# q9 |) P+ |+ L> might be similar to this proposed system. We do not expect that you " d# P9 j) F* _1 E- n" ^/ p
> provide all of these specifications at this time. I can describe our # w; I' w. h) \! t( p
> immediate application needs in the next email if this project is of ; Y, Z* ~4 _; A! B7 b/ w
> interest to you. Perhaps you can make the samples by those ; \% b$ s9 }3 Q, L( N9 i: _" c
> specifications. This will allow us to test your radios before we move ; r. r$ \9 V i5 u0 f2 C5 t, y
> forward. We are interested in your 900MHz radio to start.
6 t3 v9 ]2 h/ f+ F |
|