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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
. P* E1 u+ v0 t" ~6 G' g 1) Complete transceiver design of wireless communication at 5 GHz.
: r4 V; \: i3 g- m3 n6 U2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
: d, n; q: V. b; @! e( O different country spectrum requirements.
2 R- v3 N! G8 F; c: \" C' \0 ]$ l3) Dynamic frequency selection to resist interferences.
9 h% S7 J# H( N; g; C 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
* t% J2 z/ }* |9 o+ b9 u, ?other WLAN networks at 5 GHz.
l1 C1 o; I% { 5) Secure networking to assure privacy and content rights protection.
6 k% Y% ]. I M9 u6 V. y 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
- G8 b; G( H7 A4 ~# { H.264 and VC-1 (WM-9).
7 Q6 X6 Z0 c0 \2 B% w7) Supports point-to-point video connection with full QoS and point-to-multipoint video
m; k/ L2 Z4 fbroadcasting.
z, f; T! W% T0 C2 `9 X8) Configurable expansion I/O connector enabling easy integration with existing host
/ @; T8 B l6 d6 A1 g systems.
' s# j; D5 l d5 Z9) HCI interface to the host CPU to enable flexible application development at the host level.
L; X6 Y8 r$ ^* K0 m3 N10) Transmission of IR control signals to the video source devices from the TV location.
5 `" O5 b, A, S0 c7 J 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
8 ~5 @! S# v! l& O( `9 H8 ]Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
" l8 l3 U. ]; J: F, e/ BWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 u; ~0 T3 z; P, B* F8 _! Q6 h$ v& S 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
" D$ T- m& [) _4 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
: \8 b( X# q: u- L Mbps.
/ P4 D, g0 | b3 System Security
& a: E; B3 h- |8 K" s1 r The communication is authenticated and the media stream is encrypted to assure for
6 @* G( n; W: B. oprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
9 L( R3 O5 h1 m+ c ensures private communications between each pair of units. This also allow for coexistence of
0 g$ r2 \# N9 Zmultiple pairs of simultaneous operations without cross talk.
! m2 W# p+ q: Y __________________________________________________________________________
! C3 j* b5 ]" x" l& JGaffer_tam@163.com
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