|
|
& {/ i2 G- q" Y
客户要求如下,如果哪家工厂可以做,请和我联系
: f: q0 L3 w3 Z* @- g1 e> The application that we have in mind is similar to others that we commonly
O& @: O, [, d3 p> have. If we were to pay for FCC approval, we would want to use the modem
) c" V+ a0 i) O8 B> units in all similar applications under the same approval number. - m( q) K6 z/ D, N+ v' i
> Therefore, we would like to be able to configure the units to a specific F$ f% h: e1 L& ]
> application. For the business that we do, this approach will yield more
% Y8 F( Y( B7 b) \> sales based on the same product and approval. We are interested in the + H% \9 N! z3 S Y* q
> following specifications:
4 B6 C0 \" g2 v" j> 7 j3 V( p* S( `
> - 2 inputs at the Transmitter with three possibilities;
! T/ R+ t8 [( U8 M( r$ a> 2 analog $ [& l4 T5 R6 c6 W
> 2 digital
" v9 K$ L# T, D0 B9 d* v, r4 M) v> 1 analog and 1 digital % c# e2 }$ m; m9 n$ _% j; b
> ( E! k( D. \, q* ^, D) m% J+ \
> - 2 outputs at the Receiver with three possibilities to match inputs
E M8 ^6 x6 @8 }; k4 y; w> 0 q8 Q/ Y) z! x* b
> - Ability to configure/define analog Transmitter input ranges through
0 c6 h2 D$ `; Z: n2 F1 z> simple programming method to correspond with full-range analog Receiver
3 {: V6 [0 Z+ q- f> outputs (0 - full voltage). ! x* \: |- y" p
> ) G0 o; @8 i% L2 `( p9 ?# }4 {
> - Ability to configure and set sample rates for the inputs.
$ w- R2 @8 p" ?> / w! e% |! i) d/ Z6 K
> - Digital output on Transmitter that turns on during the sampling period. : _& k I0 E, k9 G, c1 x2 a
>
% V! b- C9 F, F# y8 J& ?; U& Y> - Ability to configure a power saving Sleep Mode in the Transmitter by " `. p* _4 D) X
> both software control and input hardware control.
2 _; Q+ O# n0 w. x: {& s/ X>
9 d% z0 s1 i& `' E% u7 X> In order to configure the units, we would need a way to make the . s, J3 _8 ?) v4 m) U6 G: L
> settings. This would preferably be from a computer terminal so that
6 `% L5 I, j. W+ C( l> configurations can be saved or easily duplicated for production volumes.
0 k1 P3 H, S% W, i9 T0 ?> The units should be small and compact with shielding, and able to mount Q5 G9 O5 @# f: u
> to a printed circuit board with header connector.
j/ E( x% `8 J4 L>
4 H; P( T( w [" U( {9 r. V0 h0 Q> At this time, we are interested in samples of a pair of modems that $ J; c' D# b: R1 j1 A2 u
> might be similar to this proposed system. We do not expect that you
$ Q, c: A, i9 D! W+ L> provide all of these specifications at this time. I can describe our 0 \. A/ u& k$ [8 x6 a
> immediate application needs in the next email if this project is of
& w9 f: u3 S+ |5 d> interest to you. Perhaps you can make the samples by those
+ a) o! H" g5 t' m0 I9 }1 `> specifications. This will allow us to test your radios before we move
% T$ j% y$ j! X: ^ {- k) j) c# x> forward. We are interested in your 900MHz radio to start.
' G, o3 A- }6 |1 K |
|