|
|
9 j( z1 i6 |1 y9 g$ F
客户要求如下，如果哪家工厂可以做，请和我联系
5 `4 E# E0 a, Y) Z' C1 a> The application that we have in mind is similar to others that we commonly
! U6 r3 b v' m
> have. If we were to pay for FCC approval, we would want to use the modem
3 }$ |2 }. M$ h! F- X* Z> units in all similar applications under the same approval number.
% c* n" q, ~6 O, b6 [
> Therefore, we would like to be able to configure the units to a specific
! W. N9 u% `( y9 f3 J# p7 p( d
> application. For the business that we do, this approach will yield more
$ p; L! n+ ]4 u* F$ k) @: b i> sales based on the same product and approval. We are interested in the
" f* `7 G) c) @
> following specifications:
: u" j" @" ^8 y" v, ]1 |' w- p
>
+ S8 \ c/ {; F> - 2 inputs at the Transmitter with three possibilities;
# {) w2 p$ H o" M4 E> 2 analog
. G! [. g$ }$ W/ l/ V4 P, `, A
> 2 digital
+ b! W, f# O, C
> 1 analog and 1 digital
6 b( c) S* `' n/ c
>
: J' m4 s- A% |8 k6 b+ k
> - 2 outputs at the Receiver with three possibilities to match inputs
& T% G$ v f: \! X2 ?' l; v
>
6 m* o! \5 c1 U9 S3 h" `/ ~; }% \$ b. i% x
> - Ability to configure/define analog Transmitter input ranges through
) n& j% p$ c( Z/ C> simple programming method to correspond with full-range analog Receiver
3 Z2 `/ g3 a) Z6 {. r7 Q1 r> outputs (0 - full voltage).
+ Y% |. @# M' c: s0 x) _8 Q>
6 h& B0 Q5 e G$ g- V6 m> - Ability to configure and set sample rates for the inputs.
, x6 R- E& t! ?>
2 g' g1 j, u" Q+ `- i1 n+ j, z! R- A7 E
> - Digital output on Transmitter that turns on during the sampling period.
. p* m# [9 P6 z8 o+ a" O
>
& m8 Z2 w, @3 z$ t9 f% \
> - Ability to configure a power saving Sleep Mode in the Transmitter by
, C# P- w3 O5 y$ a q> both software control and input hardware control.
8 r0 _- W- v$ J F$ {
>
' I. f5 Z% y( E
> In order to configure the units, we would need a way to make the
+ B# m6 O ]3 B( d7 R> settings. This would preferably be from a computer terminal so that
8 i4 u C, _. c4 y% J& \* @9 D
> configurations can be saved or easily duplicated for production volumes.
9 L& Z6 e: h7 {; y> The units should be small and compact with shielding, and able to mount
" o9 [ I6 G+ I+ z, |
> to a printed circuit board with header connector.
$ m; C ~9 t V8 L* Q>
3 W1 z [% Z3 c4 j# \$ h
> At this time, we are interested in samples of a pair of modems that
+ t1 e3 G/ g/ h+ W, p4 Y9 S) _
> might be similar to this proposed system. We do not expect that you
7 J! ~3 O' y* N( |> provide all of these specifications at this time. I can describe our
/ I5 n: X, ], `8 a1 r5 P7 s4 u4 u7 A
> immediate application needs in the next email if this project is of
3 T3 B! y) W" g7 P3 d
> interest to you. Perhaps you can make the samples by those
8 ^3 u% g6 R P) ~; A- ~9 r; L; `+ M9 e
> specifications. This will allow us to test your radios before we move
9 F; s9 v# R! h! |
> forward. We are interested in your 900MHz radio to start.
* [' d, H& j6 H+ d6 L( I6 e
|
|
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