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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
7 G% H, l/ R: u0 p) L" _ 1) Complete transceiver design of wireless communication at 5 GHz.
, R7 v8 _. l7 ?& i6 S2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ g0 ` C6 p: X e: t different country spectrum requirements.
$ F3 T2 V A2 A: K; S3) Dynamic frequency selection to resist interferences.
; d4 Z& {/ e$ h+ `( Z# y u! ]' |8 i4) Close-loop power control to minimize power consumption and be a friendly neighbor to
6 \4 `1 {% q5 h( b) M- Z0 o other WLAN networks at 5 GHz.
( @9 j/ u) C% k8 a. Y& e" l5) Secure networking to assure privacy and content rights protection.
& x. L* d! y5 {$ G8 } 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
8 F, |: l- q5 y$ y' y6 E H.264 and VC-1 (WM-9).
. Q5 W. O; @6 f n1 P$ \7) Supports point-to-point video connection with full QoS and point-to-multipoint video
/ z; o+ `6 X3 L3 W broadcasting.
+ S! ~' F8 L" M, R+ A; w- H9 K4 S+ Q 8) Configurable expansion I/O connector enabling easy integration with existing host
" E7 j" z6 }/ ^+ \* \systems.
5 e+ u2 [- B a 9) HCI interface to the host CPU to enable flexible application development at the host level.
; `# H* O3 n' E# `+ H; `3 W% n4 m 10) Transmission of IR control signals to the video source devices from the TV location.
; L! _6 q8 s/ N3 H2 n. e; e 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
?# h/ \, p* N2 x% NParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
$ g& c M3 t2 y" J! ] WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
; D. o- D, ?9 M 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
: }- {% e3 P9 [ 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
( `* {% J5 f# i, n" q/ D6 _ Mbps.
: S' K) O2 n2 }2 l. K, K 3 System Security
2 S" {! c @' {1 }! c# r5 Y The communication is authenticated and the media stream is encrypted to assure for
& ~+ \; B c3 Z. g: qprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* ~2 m* U6 s. j6 v \ densures private communications between each pair of units. This also allow for coexistence of
; @) F3 |! I' W multiple pairs of simultaneous operations without cross talk.
' `3 k3 }* T' N8 R2 C( n__________________________________________________________________________
; p) |+ k8 O8 c. c" V" u Gaffer_tam@163.com
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