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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
, d T; ^9 Q/ k8 [ 1) Complete transceiver design of wireless communication at 5 GHz.
9 {4 X0 T1 r/ M. H k, _/ }% F* g2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
7 Y, g5 H+ E0 J% Q different country spectrum requirements.
* ~0 I+ F5 s0 K* u/ D. c3) Dynamic frequency selection to resist interferences.
" a0 y6 o4 y) X1 n/ V3 O4) Close-loop power control to minimize power consumption and be a friendly neighbor to
* a8 P0 M$ W0 h, q7 B( J other WLAN networks at 5 GHz.
9 R# X+ u5 I# K" [& i) v7 U5) Secure networking to assure privacy and content rights protection.
9 c/ @3 E5 y9 R8 N" `- @( W6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
8 W. y9 m6 Z, F+ l; Q0 @" k H.264 and VC-1 (WM-9).
7 r( P0 W$ R5 W& F: J2 q" y: B 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% U3 r) z+ ^, w/ J' T Wbroadcasting.
% ]/ n: \! ~, r! q8) Configurable expansion I/O connector enabling easy integration with existing host
2 C* M( g3 H$ t3 k4 ^ systems.
+ z3 c, F- e& _. f4 }% s9) HCI interface to the host CPU to enable flexible application development at the host level.
1 p; O: \; ?( \! k10) Transmission of IR control signals to the video source devices from the TV location.
3 A4 s" i5 p5 s/ E; \2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
/ m. ]5 T! b$ E2 U$ p! J8 X Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
# j0 ~: w, A8 l9 j0 ^! K% p1 BWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ A" |! n, N1 ]6 a0 X 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
- T2 T; \# q5 n, e( R* I! l 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
$ G: H6 M! Z ~9 g% u% @$ h9 bMbps.
- S- u4 ^6 _8 v8 ^' G3 System Security
, {4 c( o2 k0 g. B/ a The communication is authenticated and the media stream is encrypted to assure for
: }1 L8 b" D7 v+ S% I. Oprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
& Y/ N/ J. a" [' s% r5 c! ?, D ensures private communications between each pair of units. This also allow for coexistence of
% ^9 f5 a3 @2 x$ } multiple pairs of simultaneous operations without cross talk.
# c" w9 `0 ~' Z! @+ o0 v__________________________________________________________________________
5 k s# W& c! j; b* PGaffer_tam@163.com
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