|
|
/ M) M) Q# Q4 F1 G4 P+ h( j
客户要求如下，如果哪家工厂可以做，请和我联系
4 C$ { ~) [2 R> The application that we have in mind is similar to others that we commonly
2 F: a3 `; h2 K) _5 x> have. If we were to pay for FCC approval, we would want to use the modem
( O- E! g- B- v, a
> units in all similar applications under the same approval number.
% P. N0 d: q+ D" E) Z
> Therefore, we would like to be able to configure the units to a specific
; r1 c! w' A- L1 p> application. For the business that we do, this approach will yield more
; g* X# }$ S: Q4 |: u) o> sales based on the same product and approval. We are interested in the
9 e$ v3 S) A& P5 N; g- }8 S> following specifications:
8 m4 }# t _1 `. o% h ]" r# a" P>
3 N0 q. O0 |8 l> - 2 inputs at the Transmitter with three possibilities;
7 l1 O4 x; j9 H( Q- {& L
> 2 analog
1 o+ H4 F8 h. J! D4 {8 w, r
> 2 digital
4 d. C Y3 l# v I- B
> 1 analog and 1 digital
5 q" g; x; K. M& A* j/ G>
9 q9 o/ i3 e8 h* t7 G5 q0 U1 a) G5 W
> - 2 outputs at the Receiver with three possibilities to match inputs
' W, Q) T0 h, I' r1 q! b6 j% C>
" a+ [8 y( \: p3 ]( ~5 Q' {
> - Ability to configure/define analog Transmitter input ranges through
% `2 Z% Q" g3 d1 x& d
> simple programming method to correspond with full-range analog Receiver
' V3 N" s$ W; O7 {2 n> outputs (0 - full voltage).
% L" v- s1 n& x0 E0 q/ ?& D; N' k
>
+ m9 X: l" _+ @! Z
> - Ability to configure and set sample rates for the inputs.
0 T, u6 W. t0 Q! P
>
5 W! w7 y: D7 p" W( w* {" m& ]- c> - Digital output on Transmitter that turns on during the sampling period.
' j1 q7 I2 Y$ _* a, n1 s, N8 w
>
. N( P! ?9 {+ [" d* h* f
> - Ability to configure a power saving Sleep Mode in the Transmitter by
. s1 f3 s6 y& ^+ a$ ^
> both software control and input hardware control.
' x% j" {8 x" m1 |+ K8 t) W
>
: N) `1 Q+ V4 |/ Q> In order to configure the units, we would need a way to make the
3 N7 r8 K/ p0 E+ v" e3 G7 B> settings. This would preferably be from a computer terminal so that
5 m$ |9 d7 M2 z: M. g( \4 W> configurations can be saved or easily duplicated for production volumes.
# o, V" j$ ]2 u4 K) F
> The units should be small and compact with shielding, and able to mount
, g0 `1 D! Y4 L, R: f# x! q
> to a printed circuit board with header connector.
* I( s9 n0 F) d0 J3 u
>
% P% W7 X* I& ^# |% b
> At this time, we are interested in samples of a pair of modems that
: U( y3 U+ F! p6 _/ U( G
> might be similar to this proposed system. We do not expect that you
+ l. c, i0 Q- p& f7 n/ n> provide all of these specifications at this time. I can describe our
9 Y; T* F! r7 Y/ o5 l! s
> immediate application needs in the next email if this project is of
) H3 P3 Z0 d& m: Y+ l
> interest to you. Perhaps you can make the samples by those
`$ @0 g R1 Z U> specifications. This will allow us to test your radios before we move
* e2 x" b8 @0 }# M
> forward. We are interested in your 900MHz radio to start.
( M! p6 O% j3 [$ R& L/ O) o |
|
IP卡
狗仔卡
发表于 2007-5-27 20:29:37
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡