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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
* [/ k6 h" s5 O# I1) Complete transceiver design of wireless communication at 5 GHz.
7 a% X% g$ v4 Y% {2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
8 A- R% y$ h) _2 R' ldifferent country spectrum requirements.
/ O$ a4 k& J: f2 A5 f8 a) p9 B 3) Dynamic frequency selection to resist interferences.
3 S( `' W% i Z( L3 X 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
9 H% U5 k8 i9 n: B4 { other WLAN networks at 5 GHz.
7 T3 ]$ i7 [( N4 c. g M9 I 5) Secure networking to assure privacy and content rights protection.
9 w$ D4 V' p, Q! J/ f- j8 B6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
8 y- |; |. |1 x$ @ g+ W0 CH.264 and VC-1 (WM-9).
5 C6 f2 K7 y. T, w' v1 E 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
: x& V. K& z9 \# a broadcasting.
. R. P4 z3 @) k8 ~4 ^& U( L# J3 {8) Configurable expansion I/O connector enabling easy integration with existing host
( V b! W& V h! p/ w' s1 g% } systems.
) [# v7 A" v: a7 |! ]1 f 9) HCI interface to the host CPU to enable flexible application development at the host level.
' w$ q' }/ j/ g3 J0 a10) Transmission of IR control signals to the video source devices from the TV location.
& g# d `) _" T9 Q 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
% o g1 {4 P4 |' CParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
" _: i! F3 x: T7 I# X/ [* S WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
+ B) ^" M2 v) d% g8 W# J 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
! V5 u! p/ E/ }$ e2 E* A9 d* y; K* F 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
4 _3 x2 |. ^# x( F$ f2 O+ c* K( Q1 X/ V Mbps.
( U y8 E1 B x7 J: g+ r$ ]# I 3 System Security
: S; ^! b) ]" v8 X) K" I/ S) cThe communication is authenticated and the media stream is encrypted to assure for
" k5 C- t# w; S- K protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* N F7 F- N o& t4 l2 Densures private communications between each pair of units. This also allow for coexistence of
* C( M; L8 Q1 K# H5 W& g3 amultiple pairs of simultaneous operations without cross talk.
8 w3 x% W. V u* W5 b& Y__________________________________________________________________________
( ~+ t: L# O7 PGaffer_tam@163.com
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