推荐几款比较好用的高清视频传输wifi模块* G/ m4 l- x) ?; B2 W
本人最近发现了几款比较好用的传输高清视频的WIFI模组跟大家分享一下:1 _' K" B4 Y$ k" ~1 r0 R. a& `! u
& J. H( C+ U( Q, ?1 D本人最近专注研究WIFI视频类传输,一开始选择的是2.4G的wifi,但是感觉2.4G的频段已经不干净,干扰太多!
2 A! a$ ~4 C& ]6 [2 f9 q- W1 B9 D那开始选择5G的wifi模组,本人主要关注了MTK,realtek两个大品牌,芯片类型是MT7610/7612和RTL8811/RTL8812这几种
! f. i) O% p: `% }( J x3 f( z7 y3 F: S/ e' p; B8 _0 ?: U1 |
需要具体了解的可以跟本人具体联系
+ @' } q |7 ]4 h- ~9 [. N
8 H! M0 N% e9 t2 G/ F6 b1 y5 r
/ z5 f: e1 W0 @( @3 ?% u$ S* E6 w/ T- x
MTK的功耗低 用在机顶盒 或者网卡上 应该是个不错选择
7 o. u/ p" e7 mRTL的支持SOFT AP和 sta 共存,这个功能挺好的,兼容方案也比较多,下面是规格书内容仅供参考&Menu=yes] ! y) \. |' ~" m* {* t( K
+ G7 S& G$ `/ G
9 p7 w! j; R, z& y
1. Introduction! \3 [1 h# D5 o: k5 p, w
This document is to specify the product requirements for 802.11a/b/g/n/ac USB Module. This Moudule is based on Realteak RTL8811AU chipset that complied with IEEE 802.11b/g/n/ac Draft 3.0 compatible WLAN ,and it is also backward complied with IEEE 802.11a standard from 5.15~5.825GHz wideband and IEEE 802.11b/g standard from 2.4~2.5GHz. It can be used to provide up to 54Mbps for IEEE 802.11a and IEEE 802.11g,11Mbps for IEEE 802.11b and 150Mbps for IEEE 802.11n and 433.3Mbps for IEEE 802.11ac to connect your wireless LAN. 2 ?7 o& o! U/ J9 E% r" U
1.1 Overview
% V* o+ C- k! S9 b, |The general hardware for the module is shown in Figure 1. file:///C:\Users\ADMINI~1\AppData\Local\Temp\ksohtml\wps521.tmp.png 1.2 Features
6 H) g {5 u; J0 C; u5 m1 A● Compatible with IEEE 802.11a standard to provide wireless 54Mbps date rate. ● Compatible with IEEE 802.11g standard to provide wireless 54Mbps date rate.
( P0 H$ n& c4 R● Compatible with IEEE 802.11b standard to provide wireless 11Mbps date rate. ; {* o0 a( l; q5 W0 [
● Compatible with IEEE 802.11n standard to provide wireless 150Mbps date rate.
0 @2 K8 w/ E6 o @# d+ R● Compatible with IEEE 802.11ac standard to provide wireless 433.3Mbps date rate.
7 n& c1 \+ w- \7 ?' ?● Operation at 2.4~2.5GHz and 5.15~5.825GHz frequency band to meet worldwide regulations 4 \* [9 [' l+ M: e: Z1 {' Y
● Provides simple legacy and 20MHz/40MHz/80MHz co-existence mechanisms to ensure backward and network compatibility.
6 V- s+ g/ i9 u) @$ R% Z/ i● Supports infrastructure networks via Access Point and ad-hoc network via peer-to-peer communication ● Supports IEEE 802.11i(WPA and WPA2),WAPI,. enhanced security
4 ^2 o4 ?: _7 X9 g# f* G8 Z | Up to 150meters in open space |
4 j' ^8 ~% f& Z | 5 j4 d/ i G' r4 m
| & P3 H; B, Z# u, m$ x
| 2 a k X, w) z5 ?/ w/ I+ n& |
|
* o9 O& a4 {; B/ C# f | 1 ]. C# ^9 e8 }
|
. ^' F& x2 I# f8 ~$ L | ) d3 y0 I1 ?6 O3 H
| ! V% h5 J+ W- M4 E& d
| | External Antenna | ( r" w% F4 x* |% V
| , Q. M. X3 N" D9 u. ~; ]
|
: v7 ], X' H- [ i4 n | , M! _/ \, r7 x- y5 j s
|
3 p$ x) [. V' ]' e! `0 f$ f, i | 1 A8 P3 G3 q# X/ L
|
3 |2 C$ Y d- N+ I |
! S4 j% x3 t7 C- `4 _6 N |
5 T( d& x% u! ~; ^) i r4 o |
" | j6 k) @9 H" E9 o2 F | | Windows XP,Vista.Win7 |
! u7 M) F! [6 n5 e* e& f6 B |
0 g; P: T: W+ `& T' d* q | ' b0 y8 p% }6 l$ G4 c
|
3 v) S6 o# T* l, c9 R: m | 9 H' u: E/ ?: @# c
| ' X& m6 ^3 Y* I; {) [3 O$ k
|
& T. l4 X+ h! o( M- K: V( {9 V& W | ) g, Y) }3 T8 K) Q
| | WEP,TKIP,AES,WPA,WPA2 | - c" T. m7 o+ v
|
5 m, i: u2 c/ x4 p/ h |
0 l. K% I# z% Z" S( `- x |
9 l7 \7 P2 w& ]. R) N) L/ e) i | : G6 {2 t; B4 d2 H
| # Y- M5 l; D( N# @& w
|
4 l0 r' A9 J9 T: m1 W9 U& L1 } |
3 T' G [% u+ m5 u& A; l | | L23.0mm*W17.0mm*T3.0mm | 3 ^1 |$ Z1 V) c( B. ]
| + ^$ I. W8 A: C9 i
| , G4 V6 z6 w& }2 _0 M% m2 @+ f
| ; m7 Y" X. I. k, m9 |$ B1 P
|
7 Z R- I% |. R3 ?: G" H | 4 Z$ X l: G/ ~9 W) a i( [5 q( e
| 7 r/ {/ {: g; l. s+ X0 ~
| . z0 M+ C2 `5 n8 R: p3 y
|
" y) W3 C; u6 ^1 y |
0 V! E6 A7 {) A0 P2 P | | $ Q+ D& _( `# x6 Q! q
| 200mA |
$ v) { P) J" y4 Q& q8 ? |
9 [! W- b4 K1 q, w | : B! _9 y0 }3 J
| 3 c0 g2 A/ L5 ^
|
& k1 }, m; `# ~7 Q8 y |
, }( |: J: D. o7 S) r6 \) k7 t |
2 E8 k/ B V8 n6 t |
( t4 u, Y9 n( w6 G3 c/ o6 t" _ |
. h6 F0 M: O; F2 H | | | 8 O/ U' C- n" c4 n% l1 A
| 20M:240mA; | | . @; b/ w" H2 Q; d7 B! l* E
| " Q% ~$ Q m5 q1 w, P3 M( E, l
| . f6 {" |5 x) V* i' r
| : a+ P. P! ^) f
|
. P3 V5 |- ]0 _1 r3 a( O+ D8 a | 1 [3 S8 {+ |8 y/ c& {0 t @& K p1 C, C3 r
| , y9 K0 ]/ g# s8 k q
| | | 4 }0 Q1 r0 d- y
| 20M:300mA; | |
" Z: q" f9 F7 a8 {0 `# `" Y) p |
9 z7 L T) c1 p1 P4 C | ' k l7 W2 Y$ @& g
|
# G; v/ y. V2 C { | / L0 g7 F9 \7 P; M# [7 g% G) s
| $ h- K8 }! q; l
| 7 Q$ w p0 k. `' Q
|
% _- a: V1 V8 I5 ] |
3 X8 l, u9 ?7 c- f | : c: y% o. w: ?. z
|
' M# K. W) U& B u; O4 d | ! q% u9 N& m. H4 j6 V& Q2 q3 l
|
# }( C) \3 M1 X0 C" i% w0 a7 ] | |
0 T( m% ?3 N' G w: K4 P, S9 H | 210mA | 2 F6 d/ N1 x, r: d, ?. x4 H4 a
| - V) y; o e T s# O8 p+ P
( D5 ^3 a( T [: l. d2 Q, B. [4 k; B4 g g8 N4 ?
' T4 G) L& G6 ?! i" A5 o) F4 n k
|