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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
t2 Y t/ G: [4 r$ A9 g 1) Complete transceiver design of wireless communication at 5 GHz.
+ Y2 }7 k+ f8 @: V6 B1 B2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
, h( Z# E5 H9 X* U) [, X+ A different country spectrum requirements.
e. ]3 p9 p; [$ h3 v: A2 S. N 3) Dynamic frequency selection to resist interferences.
$ u/ f! M* X4 w: ^+ f7 |, {# W- j 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
3 w/ e" e* V7 z9 X: Q( F0 d! Eother WLAN networks at 5 GHz.
; z2 K$ a& T( A' S9 Z( I0 } `5) Secure networking to assure privacy and content rights protection.
$ o$ e, U5 a) Q' g) C 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
; j3 M f, ]+ Z( @H.264 and VC-1 (WM-9).
3 Q$ D# j7 ~" V, {5 | P% V6 A 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
& c$ y& Z! B6 B. t9 zbroadcasting.
/ g5 d6 l2 ]) E; h8) Configurable expansion I/O connector enabling easy integration with existing host
3 t, x+ M0 C: Y) y( ] systems.
0 D1 p/ I/ B, @% _% T 9) HCI interface to the host CPU to enable flexible application development at the host level.
0 {" Z k' Y- g, m 10) Transmission of IR control signals to the video source devices from the TV location.
5 b0 S( a5 j9 V% K& E 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
$ B6 J3 N( y( L c! B7 \Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
& [1 ]6 y! K" i7 U" u5 @& f WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 x1 c! K$ z; x! Vdifferent 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
; A: T& m; k* z0 ^% D& v, Z( 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
# n$ z/ }( R4 [9 @ Mbps.
6 o% X3 T; y- \" R% | 3 System Security
% \$ U7 P$ E7 v% p7 Y' d7 @9 x The communication is authenticated and the media stream is encrypted to assure for
+ U6 H4 k3 X) N# s' m protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
' | \0 ?8 z- m# j ensures private communications between each pair of units. This also allow for coexistence of
9 }" Y2 q5 N& t" E% omultiple pairs of simultaneous operations without cross talk.
9 }8 P# n8 n% E' w: ? __________________________________________________________________________
5 ~9 C. u8 {7 A: _ Gaffer_tam@163.com
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