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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
8 O6 n% n, i* v) M$ V0 {) g1) Complete transceiver design of wireless communication at 5 GHz.
( o1 A1 P! X, U. |( i2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
" G! I( ?% J( D8 ^( C3 U different country spectrum requirements.
* c( V' r' {- P" f' X* B! {* U3) Dynamic frequency selection to resist interferences.
4 u! A0 E+ ~# ~% _4) Close-loop power control to minimize power consumption and be a friendly neighbor to
: [8 R0 W3 ^/ \9 `7 z other WLAN networks at 5 GHz.
1 W3 @9 k6 [1 J4 ~' k3 W 5) Secure networking to assure privacy and content rights protection.
, `, a5 M; t( ? Y$ g% {2 A/ J 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
! p G9 x# _+ s3 ~/ T" t4 M H.264 and VC-1 (WM-9).
% f* \6 u9 Y+ V7) Supports point-to-point video connection with full QoS and point-to-multipoint video
! |% }% f; T; V# Ibroadcasting.
. g& }: _6 d# S0 ~4 |+ T) y8) Configurable expansion I/O connector enabling easy integration with existing host
& D0 A+ j9 J* k) m E1 g$ Z systems.
1 L( v: K4 ^) S7 q9) HCI interface to the host CPU to enable flexible application development at the host level.
2 x0 {. b1 y7 p5 y" y4 Y 10) Transmission of IR control signals to the video source devices from the TV location.
9 [' g2 e1 l9 Z; `6 G2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
8 ~7 D: E: C" {* Z( I$ U: I5 n% ?* f$ K Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
7 y2 I" ~" n3 F3 X1 aWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
) _, q; H+ e5 G9 Z different 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
2 b9 k6 C/ c& I3 r6 e* ] 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
- _- |, X7 f2 \- t; @& m7 IMbps.
8 t! V1 q3 ]7 T- h* I3 u$ Q3 System Security
- N3 ?& f" M S9 w) Q; cThe communication is authenticated and the media stream is encrypted to assure for
% i! X& _1 J4 L# L4 N/ Lprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
5 O* G9 }" v3 e2 Y$ z( |ensures private communications between each pair of units. This also allow for coexistence of
7 K, U# l$ j/ K* Z Y( @ multiple pairs of simultaneous operations without cross talk.
5 }3 i4 O- T3 X' Z1 h( Q; F __________________________________________________________________________
9 W# P7 g7 T: K) z+ Y* u3 P. W Gaffer_tam@163.com
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