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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
1 p& Y. l; n. y6 r& U1) Complete transceiver design of wireless communication at 5 GHz.
- e9 c5 K7 P" A 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
) a" B3 L. G3 Z1 W( L4 l: ydifferent country spectrum requirements.
1 U2 V% A* Z- \2 ?) ~ ?6 T* D" O3) Dynamic frequency selection to resist interferences.
* I- q3 [0 t' O9 C6 S& k6 M. r. x 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
6 D1 t6 Q2 Q' s+ S+ qother WLAN networks at 5 GHz.
2 O2 Y" F0 s2 G; f* r' V1 [( |4 H5) Secure networking to assure privacy and content rights protection.
) m7 ]3 A; W B( D' u; w! M6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
: d0 {, S+ J: |( S$ b& e' h H.264 and VC-1 (WM-9).
$ F5 i/ Q# e" B% Y" G h 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
" H+ D3 H. V. G; V2 V% ]broadcasting.
* ?" e5 f) X' J; t& V; t. T8) Configurable expansion I/O connector enabling easy integration with existing host
3 n( d2 \) q$ d7 k) \ systems.
9 K: u0 u e8 P, d0 n# |- g( J 9) HCI interface to the host CPU to enable flexible application development at the host level.
& V7 n F; b' G1 ~: o6 k% ~ 10) Transmission of IR control signals to the video source devices from the TV location.
, T# P6 D6 Q( i: l# O$ m* r2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
- g. [: S6 z6 i3 ^2 _1 G0 a1 @ Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
$ L) v; o1 N/ {/ SWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
; b+ o0 J5 G! t% Ldifferent 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
) ^5 R2 w, Q) O2 C/ R: ~* I; Qpower 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
9 E8 \% m Z9 l A- W Mbps.
% ]& f4 m: m2 o: J( A+ C 3 System Security
% W% y+ j- r8 b% a. M* w2 i* h9 } The communication is authenticated and the media stream is encrypted to assure for
( P; W1 C a9 T8 sprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
- e+ J6 g" V, V/ V2 @; v A ensures private communications between each pair of units. This also allow for coexistence of
2 ^1 T8 }: F' }6 ]; \multiple pairs of simultaneous operations without cross talk.
7 k: d+ g9 f+ h7 R8 e0 p, z* Q/ M, g6 o __________________________________________________________________________
6 D# L9 E& {$ M- _* I7 e( D Gaffer_tam@163.com
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