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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
# z8 s* ^2 \. b4 v6 \5 `2 G6 M 1) Complete transceiver design of wireless communication at 5 GHz.
* e4 g3 W a& p2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- y) n: E& e0 R" }' [- A5 [different country spectrum requirements.
. G9 B5 t7 y C* o2 D4 s. @8 o, B 3) Dynamic frequency selection to resist interferences.
8 W5 s6 }% ?% J) R0 ^ 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
o4 Z( o* d" L+ Nother WLAN networks at 5 GHz.
* W- ?3 U7 g6 O4 } 5) Secure networking to assure privacy and content rights protection.
5 x" ~# {$ v. k; k$ w9 @6 H/ X6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
/ v# _4 p- B2 WH.264 and VC-1 (WM-9).
" V4 z9 j( [ u8 s7) Supports point-to-point video connection with full QoS and point-to-multipoint video
# T- Q5 D' k3 o) w+ U broadcasting.
; i% v6 @$ O- o 8) Configurable expansion I/O connector enabling easy integration with existing host
) W" r* R0 B5 C2 \1 Z" m systems.
2 c1 b/ L% }$ D4 X2 i3 ~- v9) HCI interface to the host CPU to enable flexible application development at the host level.
4 j2 d' E3 \: s, b10) Transmission of IR control signals to the video source devices from the TV location.
- n: ]' }; r! e+ {( V2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
8 V. V: f/ F7 L( Q4 r- l, BParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
9 s7 z3 f& S! k/ N$ C 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 j! `% y# q8 s3 @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
8 [) ?# h* c& Z- H- i 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
# |! D' i: T# S7 M$ D. T( I% QMbps.
" c' ^; J; c! ~" V 3 System Security
+ g7 h% Z, X3 a6 F. D0 g* UThe communication is authenticated and the media stream is encrypted to assure for
0 J& U( e: `" ~& L4 e: Z protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
4 S7 l e+ M% ]0 s- u# C ensures private communications between each pair of units. This also allow for coexistence of
9 h2 d$ S6 v9 }" l& s) e6 @% x f& r- S multiple pairs of simultaneous operations without cross talk.
" V8 {# d t7 t' @__________________________________________________________________________
- P# c: y1 G( T/ w4 `2 v Gaffer_tam@163.com
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