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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
/ E4 P s" r( ^! W0 G, E7 T; ^1) Complete transceiver design of wireless communication at 5 GHz.
$ U- w+ ^( p/ q! Z' Q: g1 E: X: b! Y 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
* |0 w* v* P6 q+ L. s& n( P; ?different country spectrum requirements.
! p2 Q4 V" B3 B/ E! P" e, W5 k$ T. z3) Dynamic frequency selection to resist interferences.
$ Z, c- l- y& F5 O' x; O' S4) Close-loop power control to minimize power consumption and be a friendly neighbor to
1 J1 X& h9 ?5 m8 c; X! _' F4 Q; zother WLAN networks at 5 GHz.
2 J0 Z. O+ x3 b: n; u 5) Secure networking to assure privacy and content rights protection.
- A5 P5 H- Q* M6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
/ ^& h% s0 Z' o1 ?$ g9 `H.264 and VC-1 (WM-9).
) s2 ~( ^8 ?2 W& O3 U0 e 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
" ~, b$ `* d, l4 c6 ` broadcasting.
2 n" z8 y3 Y, `8) Configurable expansion I/O connector enabling easy integration with existing host
5 Q1 d0 L0 O& C5 R R' `) x( }# Isystems.
7 z, g7 A- ?: c' f' M4 H4 {% w5 p 9) HCI interface to the host CPU to enable flexible application development at the host level.
' f4 U6 ^; q) s) O+ H/ ~- z' W7 i) P10) Transmission of IR control signals to the video source devices from the TV location.
% O1 {, Q- U7 o# W 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: C8 D: v( X; u9 ]; s) ?6 A Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
( H. e* S" j1 G0 }, w! {6 sWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
. m7 ~) H- g8 F' N 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
' U4 ^; Z# l" t0 I9 Ppower 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
* N0 {7 w; V1 O; ]1 p6 q* q' wMbps.
7 K4 a9 ]2 ]; F5 y! m 3 System Security
+ Y1 h P2 }7 v6 l0 ?2 o) n; P W The communication is authenticated and the media stream is encrypted to assure for
/ D# M# {1 w5 Y9 n# C3 b. K( O6 | protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
2 O9 l8 h2 D# M; Y5 \ ensures private communications between each pair of units. This also allow for coexistence of
2 {. ]2 l. i; D+ h: ^) s7 Qmultiple pairs of simultaneous operations without cross talk.
+ C% c( ]3 I& N8 X__________________________________________________________________________
3 X% H8 |0 |; _; J, ` Gaffer_tam@163.com
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