|
|
! ~1 U5 Y1 _- V( f' I8 I" w$ z0 q
客户要求如下，如果哪家工厂可以做，请和我联系
% r/ N9 K& A7 D4 S/ r$ A> The application that we have in mind is similar to others that we commonly
0 f3 R" G8 r3 m% ?6 r$ G# {> have. If we were to pay for FCC approval, we would want to use the modem
: B' U- ?- s5 Q) g- J
> units in all similar applications under the same approval number.
& y. o$ v4 E4 a0 e5 _: M9 _
> Therefore, we would like to be able to configure the units to a specific
V0 N- J: O c+ T> application. For the business that we do, this approach will yield more
- M0 e& ~ y7 N> sales based on the same product and approval. We are interested in the
& `6 w6 v9 ^9 l> following specifications:
- Q& S2 t/ H. L! H4 [' }4 j
>
1 T+ z7 D1 R) p% G) P- z9 c9 v7 ]! [
> - 2 inputs at the Transmitter with three possibilities;
! Q1 o; f0 }2 d" T
> 2 analog
4 a2 ?) W: d, e
> 2 digital
' r, P( q8 d1 Z/ c
> 1 analog and 1 digital
# S0 P8 w/ a" p7 z/ d>
4 X& @, j9 _7 m W W, d
> - 2 outputs at the Receiver with three possibilities to match inputs
) z, k* y, K1 k3 \" d>
! N" `! Z& z+ u; J1 H5 L+ v> - Ability to configure/define analog Transmitter input ranges through
/ u4 ~3 p9 T; g' N* h4 u$ G6 p3 Z# U8 y> simple programming method to correspond with full-range analog Receiver
8 V" Y- }$ W% \" p# @7 c; e> outputs (0 - full voltage).
F3 r) V% a- M' d- L4 G2 Q4 N: A>
, C" z# j( E" w$ Z2 |$ ~: E> - Ability to configure and set sample rates for the inputs.
. U* T, V8 f ^2 y- _ _( g>
8 d4 w# u# F; P0 S; U. @> - Digital output on Transmitter that turns on during the sampling period.
: h0 P9 G9 f3 d# E- W; f1 f
>
4 j `/ M$ l n1 u2 ?! T( n3 o2 X> - Ability to configure a power saving Sleep Mode in the Transmitter by
$ X$ @7 H. \0 T( J6 q( r) ]> both software control and input hardware control.
. c8 y$ D' n* l) U1 F>
* t/ X8 a' ` h- y# ^& o. R4 i> In order to configure the units, we would need a way to make the
7 V1 T+ X* X& L2 y: l> settings. This would preferably be from a computer terminal so that
5 h$ z c5 ?' z3 F- |$ r> configurations can be saved or easily duplicated for production volumes.
! R! Q8 ?% {8 a
> The units should be small and compact with shielding, and able to mount
6 X+ G, R; Y7 f6 m! x- h# B% c# x
> to a printed circuit board with header connector.
: L, D" l+ f1 E! d$ B! A
>
5 Y( ] t# G) a; C# b e( K
> At this time, we are interested in samples of a pair of modems that
# d) a- Q3 L; }- r* q5 V
> might be similar to this proposed system. We do not expect that you
* z6 L0 z$ _, ?0 a, f2 U! F6 W
> provide all of these specifications at this time. I can describe our
, ^; T- W9 x7 L* L
> immediate application needs in the next email if this project is of
0 m7 m: a; D7 p5 C# e/ v> interest to you. Perhaps you can make the samples by those
/ v3 j7 f4 A2 q& H/ i2 [) v! b
> specifications. This will allow us to test your radios before we move
+ l" ~1 e& `& C: E, x0 G! @" ~) q( t
> forward. We are interested in your 900MHz radio to start.
p4 X3 G$ Z. h K( D |
|
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