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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
# o; Y8 d# M9 E5 }& ?1) Complete transceiver design of wireless communication at 5 GHz.
4 g7 I6 G8 g [. Q' p0 I* [+ X 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
% `4 s$ h" m' S3 k1 Z) ?0 m different country spectrum requirements.
- I6 R, b9 W0 z! d. G* R( A' p5 w6 c3) Dynamic frequency selection to resist interferences.
0 J% T) j' B* C( R" Z 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
/ B( _7 k4 w8 d3 F) L, W$ y, v other WLAN networks at 5 GHz.
$ z# s7 Q7 \) y! C 5) Secure networking to assure privacy and content rights protection.
2 {+ R# C2 b% O" d. {6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
/ I8 i p! d. Z H.264 and VC-1 (WM-9).
( w* v4 ]2 d; e: g 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
6 ^- _( y& D* I3 a. {" o( e6 h& d broadcasting.
3 g" D ~1 I. N( {% N7 V; \ 8) Configurable expansion I/O connector enabling easy integration with existing host
) N% c7 b% N/ I* F1 y; }( @ systems.
1 g$ {) @8 j" L7 ^; p$ f% l- v 9) HCI interface to the host CPU to enable flexible application development at the host level.
% u, s6 r9 P; _, j. H10) Transmission of IR control signals to the video source devices from the TV location.
( \ y" q: |, t, s$ |# n2 m 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
* [) U7 k% X/ d* H" [Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
4 Z) X8 }/ K8 G& H1 BWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# r" [! V+ c) }1 K* U% x 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
7 Z2 p7 d" R4 z" d' k4 spower 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 g6 V2 H/ y' sMbps.
, N( Y, u( D$ Z& D3 System Security
+ J* ]/ C" s) M3 V# t% T! _ The communication is authenticated and the media stream is encrypted to assure for
; a. Y5 m" `2 K# r" }4 d" k protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
' Y, Y5 B7 w: x# k ensures private communications between each pair of units. This also allow for coexistence of
6 j' D6 ]0 c* D multiple pairs of simultaneous operations without cross talk.
) |, D9 H# ^: m' r( L__________________________________________________________________________
9 `8 C# h) G+ l0 Z Gaffer_tam@163.com
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