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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 N* b2 A! f% Y$ I, w5 i# J" U: y4 L1) Complete transceiver design of wireless communication at 5 GHz.
0 S. @% H7 \1 e/ O 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# I) s/ N8 M$ I- X different country spectrum requirements.
2 d) G1 T6 ?& Y8 y, v2 d' | A3) Dynamic frequency selection to resist interferences.
- ]) p+ P3 u! L# U5 v$ Y0 ~7 c 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
6 z& h; b$ S0 n, @" k& sother WLAN networks at 5 GHz.
8 {% A- z5 f Y; u0 w, h ~ 5) Secure networking to assure privacy and content rights protection.
# [/ @. q) o- a1 i2 \6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
1 a1 d8 s% ]$ A! U; ~( [3 p* p H.264 and VC-1 (WM-9).
x4 M# ^3 G" I x! {7 z 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
5 t8 y- b# E9 x% l& J) Q broadcasting.
& d; p8 Y$ C' {7 y, c 8) Configurable expansion I/O connector enabling easy integration with existing host
' ]& S4 S* Q8 j$ ]. H3 p' ]; T+ [ systems.
5 `! c& Z; }9 r i* m7 [9) HCI interface to the host CPU to enable flexible application development at the host level.
; V" M. Q$ J5 m; x10) Transmission of IR control signals to the video source devices from the TV location.
. e$ {0 w& G* t, w. V/ e2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
4 z, O* j6 |8 Q2 ~9 B Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
" [( t4 j% w- B+ ~+ u 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 g3 p, ]1 O3 S, pdifferent 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
7 s3 G( T% @6 U5 X; U# W7 k 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: v8 e5 @5 ^" z% `Mbps.
" T- R. T: b" w* b" y4 i. n& H3 System Security
6 |; k+ S+ N, Y5 e3 c, L$ a( i The communication is authenticated and the media stream is encrypted to assure for
6 F, E0 T" [6 l) r protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
9 {- w, ]& w4 o0 ~3 V6 Qensures private communications between each pair of units. This also allow for coexistence of
& q0 \; n H$ x5 z- Y9 R7 U( c" W multiple pairs of simultaneous operations without cross talk.
& T3 g$ V- I3 u: R( U__________________________________________________________________________
7 Z: h) R2 }; J5 N/ [: }5 P Gaffer_tam@163.com
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