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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
. u5 ^* E) W. }0 ~& Y) ]3 l 1) Complete transceiver design of wireless communication at 5 GHz.
; n+ P5 G- C4 f O7 q/ x% }2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 l5 u0 Z% _4 I% A different country spectrum requirements.
0 E+ d. f0 ?% Q; H/ t 3) Dynamic frequency selection to resist interferences.
% L- V; F7 }) y" X9 {# y4) Close-loop power control to minimize power consumption and be a friendly neighbor to
2 h7 g; p8 [! r5 X- Q# [8 ]$ d other WLAN networks at 5 GHz.
! t7 w( F5 T/ K 5) Secure networking to assure privacy and content rights protection.
! v! m/ L& {) p& q 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
4 B! U, d$ e& _8 ~% D$ }: O) N' Y H.264 and VC-1 (WM-9).
3 J6 ? @5 w8 M) N' T0 c: k" e7) Supports point-to-point video connection with full QoS and point-to-multipoint video
4 k' p# r0 @- X! N9 R; V @/ G2 j broadcasting.
" t- f- y) x& u, r. U1 M 8) Configurable expansion I/O connector enabling easy integration with existing host
7 ?' R/ }1 V5 E+ e1 M8 K systems.
. k& t- P: }9 D 9) HCI interface to the host CPU to enable flexible application development at the host level.
F3 q% U; |" Y* S0 I 10) Transmission of IR control signals to the video source devices from the TV location.
8 n) N: R% w' L2 c* Z( S2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
. o7 S% x2 G0 D$ ? Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
N. m/ Y! Q( B8 Z% 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
0 O+ A# z% U3 e& l1 r5 K! ndifferent 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
- s! i5 B+ t7 M( k# ]: g. N+ upower 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
; x$ P+ ]# E" Z) y9 B9 f0 s Mbps.
% u6 s( A$ [8 m$ l3 System Security
% { \ O9 V8 ]7 y6 ? The communication is authenticated and the media stream is encrypted to assure for
# M3 F, t+ w: Z9 Y6 ^' B protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
( Q O6 `: W& p y. A- G4 V8 A ensures private communications between each pair of units. This also allow for coexistence of
% z. i0 A9 U0 |! t6 ]4 q4 ^2 bmultiple pairs of simultaneous operations without cross talk.
: j! b6 G5 z( R; B3 E" e __________________________________________________________________________
7 _" b; }9 N( d$ x: S1 G Gaffer_tam@163.com
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