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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
/ |2 u8 B% w. W; C* ^, k4 G 1) Complete transceiver design of wireless communication at 5 GHz.
0 ]* e5 F8 h* l" |2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 E6 f+ l) Y C5 n0 m8 q% H different country spectrum requirements.
# p; {& @" Q, l: R& I& m( I3) Dynamic frequency selection to resist interferences.
; F# l5 R) J6 b4 S a& n% o 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
$ O! z7 c. d: Q- ~; T/ ], g6 _8 @ d other WLAN networks at 5 GHz.
\4 @. G# O) d0 i; ~5 b$ I2 E5) Secure networking to assure privacy and content rights protection.
( u, \2 r1 v, b" @ 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
! D# h' Z0 a0 |; i/ J H.264 and VC-1 (WM-9).
]7 ^# N( L% P 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
% X& U; y0 I$ j' u* j% {broadcasting.
8 j0 B g9 g7 V4 [; j3 d8) Configurable expansion I/O connector enabling easy integration with existing host
! q- u6 T; J+ b1 K- [0 Z+ Rsystems.
& B5 y: W k3 J4 H 9) HCI interface to the host CPU to enable flexible application development at the host level.
! {2 t. s: M1 l" U% S0 f; i10) Transmission of IR control signals to the video source devices from the TV location.
, Y7 x1 r5 g/ ]) Z1 O0 u) Q v 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
. r( o. m; k% n5 d& p0 [ Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
5 Q: y n' F V+ |: ] r+ U+ jWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
4 ^. b! Q0 a0 n2 d$ Q. `; a: M6 @. Z 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
4 n% ]/ O; f# p- p, K: | 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
; l: R2 b" Z+ [: r" H- qMbps.
* d9 B) R' M/ V2 g. H. d 3 System Security
; G% |6 n3 O0 t4 e$ a5 s( q) n0 }4 X The communication is authenticated and the media stream is encrypted to assure for
( h+ V8 I* M: P' @ protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* u T4 T8 c" b+ V; Oensures private communications between each pair of units. This also allow for coexistence of
# i0 K( h1 Z+ q8 _" U+ r" L multiple pairs of simultaneous operations without cross talk.
+ @. ?5 o' V& @) F& {, z% ?& N, [__________________________________________________________________________
! u$ W9 }8 d& p8 oGaffer_tam@163.com
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