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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
# M/ ]: v, h; s 1) Complete transceiver design of wireless communication at 5 GHz.
/ I* a$ R1 q6 C: U) E3 P+ D* T w2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- V% t7 K4 [0 S# `5 X0 Fdifferent country spectrum requirements.
z% q2 B+ L P 3) Dynamic frequency selection to resist interferences.
1 Z9 s) Y: J9 F, W- S" u" P4) Close-loop power control to minimize power consumption and be a friendly neighbor to
- o4 V2 w' W0 a4 J/ i5 M" Y# b other WLAN networks at 5 GHz.
* J9 _- @+ X+ {+ O3 E8 ^; x% S0 { 5) Secure networking to assure privacy and content rights protection.
7 r" M+ P$ ~% g+ a+ y6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
1 i! d4 T( [; ~2 t# i# r' o H.264 and VC-1 (WM-9).
2 ~' X/ R2 W z1 u. }3 A3 W1 y" X( H 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
( g0 Q) ~0 }6 G0 G broadcasting.
: z& E) L3 H8 E* @8) Configurable expansion I/O connector enabling easy integration with existing host
8 p$ W5 J+ j! R systems.
2 b4 g) s7 c; ~ 9) HCI interface to the host CPU to enable flexible application development at the host level.
& T7 u$ a4 O [9 d5 q 10) Transmission of IR control signals to the video source devices from the TV location.
( s+ E" o# X# q* Z* H9 l: G4 q8 G 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
9 |' |0 F) c) y) [ r$ qParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
1 Z6 l4 l, I. F: G( ` WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
% D9 F6 |; k8 P6 Odifferent 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
, l+ ^, v% V0 n! Q 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
8 y: {/ ^$ [8 e9 @. kMbps.
5 g6 D$ P, |9 K9 z: J/ q$ B 3 System Security
" ~) @+ J3 @2 y) d The communication is authenticated and the media stream is encrypted to assure for
4 G$ `; I% B8 }8 _ protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* S$ o4 Q% Z8 Y4 V! T0 E1 U ensures private communications between each pair of units. This also allow for coexistence of
' {2 B3 s- I- c! H multiple pairs of simultaneous operations without cross talk.
8 Q' @% L/ E1 J0 r7 x6 X# h __________________________________________________________________________
" K& |# `8 b4 f2 W9 S, JGaffer_tam@163.com
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