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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
% ?, J; o$ Q: f3 N2 Q. h: S/ G$ Y 1) Complete transceiver design of wireless communication at 5 GHz.
: s% Z: ?- o. ^5 D2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# k7 L! B' j' w' T different country spectrum requirements.
) o! E9 Z/ @2 {( g5 p$ D. E9 C 3) Dynamic frequency selection to resist interferences.
& G1 Q' d2 v3 o# j& W7 S3 t( M 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
8 ? h, p2 Z9 C- y' ?# W; U, K' [ other WLAN networks at 5 GHz.
* f! h# a; h6 P9 y6 m 5) Secure networking to assure privacy and content rights protection.
9 }! t4 f6 y0 ~( l* j 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
* \8 e4 T. C1 ?H.264 and VC-1 (WM-9).
f; k2 J3 f3 |7 P, `8 x6 j% z7) Supports point-to-point video connection with full QoS and point-to-multipoint video
' T ^. V- ~1 a, t broadcasting.
4 X. ~( O# I& y0 h( @ 8) Configurable expansion I/O connector enabling easy integration with existing host
& i- n6 q% o. Y- o) [ systems.
7 F( x9 z* u/ L ~6 @9 ] n9) HCI interface to the host CPU to enable flexible application development at the host level.
$ d9 D" U+ [$ ~/ Z; L& j10) Transmission of IR control signals to the video source devices from the TV location.
& l, G" Y6 {+ s4 S# e6 b2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
, m4 I$ L" J; O8 ]+ J4 F Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
) w/ R* M# s9 a, ^+ D- P WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- C3 M, s0 t4 B* h1 r5 d- t4 a" k [1 k1 d 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
- b: x. D3 \) X, z 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
7 Y7 U7 z) V# r2 ] Mbps.
; ~* L" s. w9 h- x+ Z$ \, T3 System Security
3 Z3 ?9 K9 h% G) T" o- \7 e The communication is authenticated and the media stream is encrypted to assure for
7 ~0 {/ p9 h4 a8 U% m protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
2 m! i+ D* |6 y) e/ J# K ensures private communications between each pair of units. This also allow for coexistence of
+ F# e& u* x' }- amultiple pairs of simultaneous operations without cross talk.
# |) B8 P! s) A! Q2 k __________________________________________________________________________
( j0 e; G. B7 W: v1 o Gaffer_tam@163.com
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