|
|
5 F2 q& }, X O客户要求如下,如果哪家工厂可以做,请和我联系 % M; L. i/ h1 P4 L3 a; b' a3 a- N
> The application that we have in mind is similar to others that we commonly
# o9 z, D4 X9 v6 c) |> have. If we were to pay for FCC approval, we would want to use the modem
; |( V5 u1 M8 w0 a0 ]9 d> units in all similar applications under the same approval number.
" y. o0 Q+ Q. k Y a/ N* G# L> Therefore, we would like to be able to configure the units to a specific * W3 N5 A8 Z: Q) w! h
> application. For the business that we do, this approach will yield more
* ^& N: `& H, a; ~$ {> sales based on the same product and approval. We are interested in the ) v! p1 ?. m6 c6 z6 E2 [
> following specifications: ) [3 U4 z% b9 n$ y! I7 S& U( ]
> ) d# V0 ~0 h. m% S
> - 2 inputs at the Transmitter with three possibilities; 3 b' r' H9 D- r; n& T" v
> 2 analog
& S. `3 q4 p% v+ T+ A> 2 digital 0 a" I& |& t {8 e
> 1 analog and 1 digital ) z g4 h8 x/ {% M: ~ n
>
: y6 }: R0 s, }9 W/ Y> - 2 outputs at the Receiver with three possibilities to match inputs
8 A( [; R. I& D" V> 5 x5 Z& `- Q4 b2 Y! |# H9 L
> - Ability to configure/define analog Transmitter input ranges through 2 u& x" C8 O! Z& `4 b, p
> simple programming method to correspond with full-range analog Receiver
+ e" Y! {$ Z: x% y3 h& ]> outputs (0 - full voltage).
- L }9 g# Y; |+ K Z; B. l$ `0 V>
J- Q, E; h X) j8 p. G' D> - Ability to configure and set sample rates for the inputs.
: X/ t9 a; E3 k> 8 \3 F5 g; j/ | O
> - Digital output on Transmitter that turns on during the sampling period. / [% G( l3 i; W) H: y* }, |8 \
> ! m2 z- Y& c( U8 @3 s
> - Ability to configure a power saving Sleep Mode in the Transmitter by - {, b9 ^% @( F4 s% I3 [6 I
> both software control and input hardware control.
$ Q: R. O; H0 t) q3 a8 B) z3 s5 i, ^> . b+ U. p# K" `" D( N4 U5 @- V3 ~
> In order to configure the units, we would need a way to make the - q- S% C4 @1 i t0 E) i! U
> settings. This would preferably be from a computer terminal so that b2 x4 L) s& A; b
> configurations can be saved or easily duplicated for production volumes.
9 I, s; h: S$ m> The units should be small and compact with shielding, and able to mount
& e' k- O3 V1 L- h4 L, D> to a printed circuit board with header connector.
" z6 F0 j6 ?+ ^9 H>
# E1 {. K& d7 h) T> At this time, we are interested in samples of a pair of modems that & m P2 x9 h6 W2 Y0 [. g+ j3 X
> might be similar to this proposed system. We do not expect that you
% r$ W" t( P2 F> provide all of these specifications at this time. I can describe our
~9 F8 T# e( x% a> immediate application needs in the next email if this project is of ; E8 o3 v! S) ~1 w: S* k8 s: W
> interest to you. Perhaps you can make the samples by those
' A' e8 h+ N( e7 Q/ U7 c% {# w> specifications. This will allow us to test your radios before we move 0 h; w, {( r! ~- D
> forward. We are interested in your 900MHz radio to start.
( d4 x( H8 T# V; E* d. s C |
|