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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
K u8 K; E$ }8 x( O3 S0 ?8 Y* T 1) Complete transceiver design of wireless communication at 5 GHz.
) C% L8 e+ c# V3 n, ? 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
+ \! J" E# _" T8 _! W% g; e4 c; D different country spectrum requirements.
3 L6 w N2 A/ A6 }8 F- R3) Dynamic frequency selection to resist interferences.
0 b3 t" q- \" n' r! O) z. ^ 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
, c0 W, `0 j/ ^) v5 [) Q# H e2 T other WLAN networks at 5 GHz.
: i$ J6 l6 a" U6 w. c K F 5) Secure networking to assure privacy and content rights protection.
2 j$ \6 i3 s+ G- c2 t! Z8 X 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
9 [) l* H Z o4 R% I6 b1 e# `H.264 and VC-1 (WM-9).
* L, f( @* {& y% b! e6 B* \7) Supports point-to-point video connection with full QoS and point-to-multipoint video
+ N R0 L5 Z; Z* Y broadcasting.
4 D8 B2 l8 H8 \6 L2 t; f- s 8) Configurable expansion I/O connector enabling easy integration with existing host
# q/ v4 }, S: N$ g2 h0 csystems.
( r. a1 l/ c# x+ i l# w, P! p' [* _9) HCI interface to the host CPU to enable flexible application development at the host level.
# D# [+ p8 ~: \ 10) Transmission of IR control signals to the video source devices from the TV location.
! q2 @7 `2 e7 E- P* X8 j2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
! N4 E/ G) i# ^- p1 Q6 T' h Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
; M6 K9 o: L0 n _" E# a# S5 X3 a WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 _6 ^9 g4 f+ w. z) M, ndifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
3 i1 F" B+ o4 t* I3 q( R power control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
9 S& v6 j0 d: j+ j- K' s0 _! V8 h Mbps.
* c( r3 q3 |- q5 K* R1 | 3 System Security
; i# @: l* Z: b3 p$ e The communication is authenticated and the media stream is encrypted to assure for
# }6 v: Y6 G7 p% B- wprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
% {4 E" _+ H4 R& k; }$ d/ R7 } ensures private communications between each pair of units. This also allow for coexistence of
+ J8 {; [1 O) Z/ V6 T3 q' tmultiple pairs of simultaneous operations without cross talk.
. @, t$ h$ |" |' x7 D __________________________________________________________________________
* j# F+ o# q2 T" Y( ]$ x bGaffer_tam@163.com
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