|
|
3 m, f, @; G4 c+ ~9 L
客户要求如下，如果哪家工厂可以做，请和我联系
- C# C0 p* Y, I B4 d c! N$ s# Y> The application that we have in mind is similar to others that we commonly
" a2 i+ @' n7 |> have. If we were to pay for FCC approval, we would want to use the modem
' W8 L8 u5 ^: }) s+ }> units in all similar applications under the same approval number.
& r+ q+ H: y- f; ]0 Y> Therefore, we would like to be able to configure the units to a specific
. ~* a7 q7 _: y* o" S4 Q7 B4 Y" y> application. For the business that we do, this approach will yield more
3 H1 q% `# }7 z8 {
> sales based on the same product and approval. We are interested in the
, _2 C* q, \9 ?! v
> following specifications:
" G: U1 L2 Q3 r# D/ B
>
7 h* Y, r* i* r' i, g> - 2 inputs at the Transmitter with three possibilities;
& t/ s/ m I' M& ^
> 2 analog
1 @2 R1 ^7 h" F2 |8 g4 H
> 2 digital
: e9 A D+ ~! x
> 1 analog and 1 digital
$ q3 i# `! s4 p' r0 k>
* r# D/ |: z$ D$ k5 C> - 2 outputs at the Receiver with three possibilities to match inputs
0 `/ Q" p7 y# @) B+ b/ C
>
, b; p% G7 Z0 l> - Ability to configure/define analog Transmitter input ranges through
L1 p$ l! z% H+ d& v- {> simple programming method to correspond with full-range analog Receiver
5 J# q3 i8 I( }> outputs (0 - full voltage).
! Y; i: M" `- p6 `. J* T9 |>
' U( o; G. ~1 N4 \4 @
> - Ability to configure and set sample rates for the inputs.
' e1 G- }8 l3 Q& H3 W9 E3 h
>
/ C5 f$ g; \# y& t s
> - Digital output on Transmitter that turns on during the sampling period.
9 V" p d' M" d6 F7 L>
$ f- m+ q- W% E3 o) M7 E N; q! O
> - Ability to configure a power saving Sleep Mode in the Transmitter by
; u! Q: a( Q" c5 I3 S% u) ^
> both software control and input hardware control.
, E+ u, h* g( n& I2 U* X2 `# U
>
6 C v2 N! ]! g5 q; Q; u) O' d> In order to configure the units, we would need a way to make the
+ P2 _( Q& z/ D+ }# D0 i
> settings. This would preferably be from a computer terminal so that
/ T5 z) n0 X. q; P- H> configurations can be saved or easily duplicated for production volumes.
- W7 Q6 @/ W9 H
> The units should be small and compact with shielding, and able to mount
" O+ }6 r( M9 }; ?+ K> to a printed circuit board with header connector.
/ i8 r& E: n: E, u+ R6 i>
* ]% h9 ` c, `$ c> At this time, we are interested in samples of a pair of modems that
' y2 n' F5 g3 d' k3 N> might be similar to this proposed system. We do not expect that you
' C, p7 u+ m$ n1 v: O( S> provide all of these specifications at this time. I can describe our
! H' W' b- D" |- N> immediate application needs in the next email if this project is of
% R0 M# c0 }) u5 C
> interest to you. Perhaps you can make the samples by those
! e* ]0 Y" p; S! y' {: \* U% \# F; L
> specifications. This will allow us to test your radios before we move
4 O6 C% ^: u- h
> forward. We are interested in your 900MHz radio to start.
/ C( H& }/ N4 h
|
|
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