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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
2 f5 }: b0 S; i1 ] 1) Complete transceiver design of wireless communication at 5 GHz.
P! |. m0 \: K6 u" A3 }5 w 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ B5 }* X3 |5 J+ Q3 f! }* hdifferent country spectrum requirements.
7 j, ?0 F' E6 _4 w* s 3) Dynamic frequency selection to resist interferences.
1 M6 I8 A x+ M9 U4) Close-loop power control to minimize power consumption and be a friendly neighbor to
' t3 a. o1 I! l. W4 P e2 y7 [ other WLAN networks at 5 GHz.
, K4 Z* n5 I) T5 g6 }; X) w 5) Secure networking to assure privacy and content rights protection.
! u x3 c6 E; I& g, k/ G- m 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
1 _" Y" ?6 n' B/ x: ~- \ H.264 and VC-1 (WM-9).
8 K" x2 v4 v. Z# z: j9 M7 D9 s 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% _0 o6 E/ o/ M! P8 b: Q broadcasting.
1 ~6 q* t: f" K- B8) Configurable expansion I/O connector enabling easy integration with existing host
U" p, T% \8 y$ U8 K systems.
$ }8 L& y) g6 t- o1 h, l% C9) HCI interface to the host CPU to enable flexible application development at the host level.
x1 x( n- n5 _3 ` 10) Transmission of IR control signals to the video source devices from the TV location.
. s3 d! {# `/ K5 P 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
3 W, k# I5 ]; zParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
" @3 h9 s$ X7 r! d' C+ [- f. 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
% u! e4 F+ F- y5 k6 q. `& P0 V" Q 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
1 K. P+ Q" O8 N# `5 \8 ?9 G( wpower 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
! ]3 o$ ~" @8 C0 e Mbps.
9 Z3 V/ V7 T# k 3 System Security
. l, V! }- L$ |. B' U3 ]- P1 c& ?. O The communication is authenticated and the media stream is encrypted to assure for
% w" M- D5 z' w% ^ protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
6 _- I: w4 P# N# U. O3 U, Vensures private communications between each pair of units. This also allow for coexistence of
- V4 Q- W) G; P' Y. Kmultiple pairs of simultaneous operations without cross talk.
, q- m9 S, [& t__________________________________________________________________________
( N$ N W% r8 ?; B Gaffer_tam@163.com
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